diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-02 00:08:03 -0400 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-02 00:08:03 -0400 |
commit | 994c0e992522c123298b4a91b72f5e67ba2d1123 (patch) | |
tree | 411952f844b8e1d5ef2854e44df793529078d3eb | |
parent | 367069f16e32e188d4687fe2c3e30f2ca583836f (diff) | |
parent | abc3f126ac736280c68db6472eb0040ddf6e1b1f (diff) |
Merge branch 'next/soc' of git://git.linaro.org/people/arnd/arm-soc
* 'next/soc' of git://git.linaro.org/people/arnd/arm-soc: (21 commits)
MAINTAINERS: add ARM/FREESCALE IMX6 entry
arm/imx: merge i.MX3 and i.MX6
arm/imx6q: add suspend/resume support
arm/imx6q: add device tree machine support
arm/imx6q: add smp and cpu hotplug support
arm/imx6q: add core drivers clock, gpc, mmdc and src
arm/imx: add gic_handle_irq function
arm/imx6q: add core definitions and low-level debug uart
arm/imx6q: add device tree source
ARM: highbank: add suspend support
ARM: highbank: Add cpu hotplug support
ARM: highbank: add SMP support
MAINTAINERS: add Calxeda Highbank ARM platform
ARM: add Highbank core platform support
ARM: highbank: add devicetree source
ARM: l2x0: add empty l2x0_of_init
picoxcell: add a definition of VMALLOC_END
picoxcell: remove custom ioremap implementation
picoxcell: add the DTS for the PC7302 board
picoxcell: add the DTS for pc3x2 and pc3x3 devices
...
Fix up trivial conflicts in arch/arm/Kconfig, and some more header file
conflicts in arch/arm/mach-omap2/board-generic.c (as per an ealier merge
by Arnd).
81 files changed, 5778 insertions, 14 deletions
diff --git a/Documentation/devicetree/bindings/arm/calxeda.txt b/Documentation/devicetree/bindings/arm/calxeda.txt new file mode 100644 index 000000000000..4755caaccba6 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/calxeda.txt | |||
@@ -0,0 +1,8 @@ | |||
1 | Calxeda Highbank Platforms Device Tree Bindings | ||
2 | ----------------------------------------------- | ||
3 | |||
4 | Boards with Calxeda Cortex-A9 based Highbank SOC shall have the following | ||
5 | properties. | ||
6 | |||
7 | Required root node properties: | ||
8 | - compatible = "calxeda,highbank"; | ||
diff --git a/Documentation/devicetree/bindings/arm/fsl.txt b/Documentation/devicetree/bindings/arm/fsl.txt index e2401cd632ab..c9848ad0e2e3 100644 --- a/Documentation/devicetree/bindings/arm/fsl.txt +++ b/Documentation/devicetree/bindings/arm/fsl.txt | |||
@@ -1,3 +1,6 @@ | |||
1 | Freescale i.MX Platforms Device Tree Bindings | ||
2 | ----------------------------------------------- | ||
3 | |||
1 | i.MX51 Babbage Board | 4 | i.MX51 Babbage Board |
2 | Required root node properties: | 5 | Required root node properties: |
3 | - compatible = "fsl,imx51-babbage", "fsl,imx51"; | 6 | - compatible = "fsl,imx51-babbage", "fsl,imx51"; |
@@ -17,3 +20,7 @@ Required root node properties: | |||
17 | i.MX53 Smart Mobile Reference Design Board | 20 | i.MX53 Smart Mobile Reference Design Board |
18 | Required root node properties: | 21 | Required root node properties: |
19 | - compatible = "fsl,imx53-smd", "fsl,imx53"; | 22 | - compatible = "fsl,imx53-smd", "fsl,imx53"; |
23 | |||
24 | i.MX6 Quad SABRE Automotive Board | ||
25 | Required root node properties: | ||
26 | - compatible = "fsl,imx6q-sabreauto", "fsl,imx6q"; | ||
diff --git a/Documentation/devicetree/bindings/arm/picoxcell.txt b/Documentation/devicetree/bindings/arm/picoxcell.txt new file mode 100644 index 000000000000..e75c0ef51e69 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/picoxcell.txt | |||
@@ -0,0 +1,24 @@ | |||
1 | Picochip picoXcell device tree bindings. | ||
2 | ======================================== | ||
3 | |||
4 | Required root node properties: | ||
5 | - compatible: | ||
6 | - "picochip,pc7302-pc3x3" : PC7302 development board with PC3X3 device. | ||
7 | - "picochip,pc7302-pc3x2" : PC7302 development board with PC3X2 device. | ||
8 | - "picochip,pc3x3" : picoXcell PC3X3 device based board. | ||
9 | - "picochip,pc3x2" : picoXcell PC3X2 device based board. | ||
10 | |||
11 | Timers required properties: | ||
12 | - compatible = "picochip,pc3x2-timer" | ||
13 | - interrupts : The single IRQ line for the timer. | ||
14 | - clock-freq : The frequency in HZ of the timer. | ||
15 | - reg : The register bank for the timer. | ||
16 | |||
17 | Note: two timers are required - one for the scheduler clock and one for the | ||
18 | event tick/NOHZ. | ||
19 | |||
20 | VIC required properties: | ||
21 | - compatible = "arm,pl192-vic". | ||
22 | - interrupt-controller. | ||
23 | - reg : The register bank for the device. | ||
24 | - #interrupt-cells : Must be 1. | ||
diff --git a/MAINTAINERS b/MAINTAINERS index 5d6941f8c436..c406f9ba1923 100644 --- a/MAINTAINERS +++ b/MAINTAINERS | |||
@@ -692,6 +692,12 @@ F: drivers/mtd/nand/bcm_umi_nand.c | |||
692 | F: drivers/mtd/nand/bcm_umi_bch.c | 692 | F: drivers/mtd/nand/bcm_umi_bch.c |
693 | F: drivers/mtd/nand/nand_bcm_umi.h | 693 | F: drivers/mtd/nand/nand_bcm_umi.h |
694 | 694 | ||
695 | ARM/CALXEDA HIGHBANK ARCHITECTURE | ||
696 | M: Rob Herring <rob.herring@calxeda.com> | ||
697 | L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) | ||
698 | S: Maintained | ||
699 | F: arch/arm/mach-highbank/ | ||
700 | |||
695 | ARM/CAVIUM NETWORKS CNS3XXX MACHINE SUPPORT | 701 | ARM/CAVIUM NETWORKS CNS3XXX MACHINE SUPPORT |
696 | M: Anton Vorontsov <avorontsov@mvista.com> | 702 | M: Anton Vorontsov <avorontsov@mvista.com> |
697 | S: Maintained | 703 | S: Maintained |
@@ -791,6 +797,13 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) | |||
791 | S: Maintained | 797 | S: Maintained |
792 | F: arch/arm/mach-mx5/ | 798 | F: arch/arm/mach-mx5/ |
793 | 799 | ||
800 | ARM/FREESCALE IMX6 | ||
801 | M: Shawn Guo <shawn.guo@linaro.org> | ||
802 | L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) | ||
803 | S: Maintained | ||
804 | T: git git://git.linaro.org/people/shawnguo/linux-2.6.git | ||
805 | F: arch/arm/mach-imx/*imx6* | ||
806 | |||
794 | ARM/GLOMATION GESBC9312SX MACHINE SUPPORT | 807 | ARM/GLOMATION GESBC9312SX MACHINE SUPPORT |
795 | M: Lennert Buytenhek <kernel@wantstofly.org> | 808 | M: Lennert Buytenhek <kernel@wantstofly.org> |
796 | L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) | 809 | L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) |
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index bcc067006342..fe6b0526b3a6 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig | |||
@@ -334,6 +334,20 @@ config ARCH_BCMRING | |||
334 | help | 334 | help |
335 | Support for Broadcom's BCMRing platform. | 335 | Support for Broadcom's BCMRing platform. |
336 | 336 | ||
337 | config ARCH_HIGHBANK | ||
338 | bool "Calxeda Highbank-based" | ||
339 | select ARCH_WANT_OPTIONAL_GPIOLIB | ||
340 | select ARM_AMBA | ||
341 | select ARM_GIC | ||
342 | select ARM_TIMER_SP804 | ||
343 | select CLKDEV_LOOKUP | ||
344 | select CPU_V7 | ||
345 | select GENERIC_CLOCKEVENTS | ||
346 | select HAVE_ARM_SCU | ||
347 | select USE_OF | ||
348 | help | ||
349 | Support for the Calxeda Highbank SoC based boards. | ||
350 | |||
337 | config ARCH_CLPS711X | 351 | config ARCH_CLPS711X |
338 | bool "Cirrus Logic CLPS711x/EP721x-based" | 352 | bool "Cirrus Logic CLPS711x/EP721x-based" |
339 | select CPU_ARM720T | 353 | select CPU_ARM720T |
@@ -623,6 +637,24 @@ config ARCH_TEGRA | |||
623 | This enables support for NVIDIA Tegra based systems (Tegra APX, | 637 | This enables support for NVIDIA Tegra based systems (Tegra APX, |
624 | Tegra 6xx and Tegra 2 series). | 638 | Tegra 6xx and Tegra 2 series). |
625 | 639 | ||
640 | config ARCH_PICOXCELL | ||
641 | bool "Picochip picoXcell" | ||
642 | select ARCH_REQUIRE_GPIOLIB | ||
643 | select ARM_PATCH_PHYS_VIRT | ||
644 | select ARM_VIC | ||
645 | select CPU_V6K | ||
646 | select DW_APB_TIMER | ||
647 | select GENERIC_CLOCKEVENTS | ||
648 | select GENERIC_GPIO | ||
649 | select HAVE_SCHED_CLOCK | ||
650 | select HAVE_TCM | ||
651 | select NO_IOPORT | ||
652 | select USE_OF | ||
653 | help | ||
654 | This enables support for systems based on the Picochip picoXcell | ||
655 | family of Femtocell devices. The picoxcell support requires device tree | ||
656 | for all boards. | ||
657 | |||
626 | config ARCH_PNX4008 | 658 | config ARCH_PNX4008 |
627 | bool "Philips Nexperia PNX4008 Mobile" | 659 | bool "Philips Nexperia PNX4008 Mobile" |
628 | select CPU_ARM926T | 660 | select CPU_ARM926T |
@@ -1398,7 +1430,7 @@ config SMP | |||
1398 | depends on REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || \ | 1430 | depends on REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || \ |
1399 | MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 || \ | 1431 | MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 || \ |
1400 | ARCH_EXYNOS4 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || \ | 1432 | ARCH_EXYNOS4 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || \ |
1401 | ARCH_MSM_SCORPIONMP || ARCH_SHMOBILE | 1433 | ARCH_MSM_SCORPIONMP || ARCH_SHMOBILE || ARCH_HIGHBANK || SOC_IMX6Q |
1402 | depends on MMU | 1434 | depends on MMU |
1403 | select USE_GENERIC_SMP_HELPERS | 1435 | select USE_GENERIC_SMP_HELPERS |
1404 | select HAVE_ARM_SCU if !ARCH_MSM_SCORPIONMP | 1436 | select HAVE_ARM_SCU if !ARCH_MSM_SCORPIONMP |
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 64db5b1648e5..c5213e78606b 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug | |||
@@ -128,6 +128,13 @@ choice | |||
128 | Say Y here if you want the debug print routines to direct | 128 | Say Y here if you want the debug print routines to direct |
129 | their output to the second serial port on these devices. | 129 | their output to the second serial port on these devices. |
130 | 130 | ||
131 | config DEBUG_HIGHBANK_UART | ||
132 | bool "Kernel low-level debugging messages via Highbank UART" | ||
133 | depends on ARCH_HIGHBANK | ||
134 | help | ||
135 | Say Y here if you want the debug print routines to direct | ||
136 | their output to the UART on Highbank based devices. | ||
137 | |||
131 | config DEBUG_IMX1_UART | 138 | config DEBUG_IMX1_UART |
132 | bool "i.MX1 Debug UART" | 139 | bool "i.MX1 Debug UART" |
133 | depends on SOC_IMX1 | 140 | depends on SOC_IMX1 |
@@ -184,6 +191,13 @@ choice | |||
184 | Say Y here if you want kernel low-level debugging support | 191 | Say Y here if you want kernel low-level debugging support |
185 | on i.MX50 or i.MX53. | 192 | on i.MX50 or i.MX53. |
186 | 193 | ||
194 | config DEBUG_IMX6Q_UART | ||
195 | bool "i.MX6Q Debug UART" | ||
196 | depends on SOC_IMX6Q | ||
197 | help | ||
198 | Say Y here if you want kernel low-level debugging support | ||
199 | on i.MX6Q. | ||
200 | |||
187 | config DEBUG_S3C_UART0 | 201 | config DEBUG_S3C_UART0 |
188 | depends on PLAT_SAMSUNG | 202 | depends on PLAT_SAMSUNG |
189 | bool "Use S3C UART 0 for low-level debug" | 203 | bool "Use S3C UART 0 for low-level debug" |
diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 30b920148202..b7c2d377a6c2 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile | |||
@@ -144,6 +144,7 @@ machine-$(CONFIG_ARCH_EBSA110) := ebsa110 | |||
144 | machine-$(CONFIG_ARCH_EP93XX) := ep93xx | 144 | machine-$(CONFIG_ARCH_EP93XX) := ep93xx |
145 | machine-$(CONFIG_ARCH_GEMINI) := gemini | 145 | machine-$(CONFIG_ARCH_GEMINI) := gemini |
146 | machine-$(CONFIG_ARCH_H720X) := h720x | 146 | machine-$(CONFIG_ARCH_H720X) := h720x |
147 | machine-$(CONFIG_ARCH_HIGHBANK) := highbank | ||
147 | machine-$(CONFIG_ARCH_INTEGRATOR) := integrator | 148 | machine-$(CONFIG_ARCH_INTEGRATOR) := integrator |
148 | machine-$(CONFIG_ARCH_IOP13XX) := iop13xx | 149 | machine-$(CONFIG_ARCH_IOP13XX) := iop13xx |
149 | machine-$(CONFIG_ARCH_IOP32X) := iop32x | 150 | machine-$(CONFIG_ARCH_IOP32X) := iop32x |
@@ -158,7 +159,7 @@ machine-$(CONFIG_ARCH_MMP) := mmp | |||
158 | machine-$(CONFIG_ARCH_MSM) := msm | 159 | machine-$(CONFIG_ARCH_MSM) := msm |
159 | machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0 | 160 | machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0 |
160 | machine-$(CONFIG_ARCH_IMX_V4_V5) := imx | 161 | machine-$(CONFIG_ARCH_IMX_V4_V5) := imx |
161 | machine-$(CONFIG_ARCH_MX3) := imx | 162 | machine-$(CONFIG_ARCH_IMX_V6_V7) := imx |
162 | machine-$(CONFIG_ARCH_MX5) := mx5 | 163 | machine-$(CONFIG_ARCH_MX5) := mx5 |
163 | machine-$(CONFIG_ARCH_MXS) := mxs | 164 | machine-$(CONFIG_ARCH_MXS) := mxs |
164 | machine-$(CONFIG_ARCH_NETX) := netx | 165 | machine-$(CONFIG_ARCH_NETX) := netx |
@@ -168,6 +169,7 @@ machine-$(CONFIG_ARCH_OMAP2) := omap2 | |||
168 | machine-$(CONFIG_ARCH_OMAP3) := omap2 | 169 | machine-$(CONFIG_ARCH_OMAP3) := omap2 |
169 | machine-$(CONFIG_ARCH_OMAP4) := omap2 | 170 | machine-$(CONFIG_ARCH_OMAP4) := omap2 |
170 | machine-$(CONFIG_ARCH_ORION5X) := orion5x | 171 | machine-$(CONFIG_ARCH_ORION5X) := orion5x |
172 | machine-$(CONFIG_ARCH_PICOXCELL) := picoxcell | ||
171 | machine-$(CONFIG_ARCH_PNX4008) := pnx4008 | 173 | machine-$(CONFIG_ARCH_PNX4008) := pnx4008 |
172 | machine-$(CONFIG_ARCH_PRIMA2) := prima2 | 174 | machine-$(CONFIG_ARCH_PRIMA2) := prima2 |
173 | machine-$(CONFIG_ARCH_PXA) := pxa | 175 | machine-$(CONFIG_ARCH_PXA) := pxa |
diff --git a/arch/arm/boot/dts/highbank.dts b/arch/arm/boot/dts/highbank.dts new file mode 100644 index 000000000000..aeb1a7578fad --- /dev/null +++ b/arch/arm/boot/dts/highbank.dts | |||
@@ -0,0 +1,198 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | |||
17 | /dts-v1/; | ||
18 | |||
19 | /* First 4KB has pen for secondary cores. */ | ||
20 | /memreserve/ 0x00000000 0x0001000; | ||
21 | |||
22 | / { | ||
23 | model = "Calxeda Highbank"; | ||
24 | compatible = "calxeda,highbank"; | ||
25 | #address-cells = <1>; | ||
26 | #size-cells = <1>; | ||
27 | |||
28 | cpus { | ||
29 | #address-cells = <1>; | ||
30 | #size-cells = <0>; | ||
31 | |||
32 | cpu@0 { | ||
33 | compatible = "arm,cortex-a9"; | ||
34 | reg = <0>; | ||
35 | next-level-cache = <&L2>; | ||
36 | }; | ||
37 | |||
38 | cpu@1 { | ||
39 | compatible = "arm,cortex-a9"; | ||
40 | reg = <1>; | ||
41 | next-level-cache = <&L2>; | ||
42 | }; | ||
43 | |||
44 | cpu@2 { | ||
45 | compatible = "arm,cortex-a9"; | ||
46 | reg = <2>; | ||
47 | next-level-cache = <&L2>; | ||
48 | }; | ||
49 | |||
50 | cpu@3 { | ||
51 | compatible = "arm,cortex-a9"; | ||
52 | reg = <3>; | ||
53 | next-level-cache = <&L2>; | ||
54 | }; | ||
55 | }; | ||
56 | |||
57 | memory { | ||
58 | name = "memory"; | ||
59 | device_type = "memory"; | ||
60 | reg = <0x00000000 0xff900000>; | ||
61 | }; | ||
62 | |||
63 | chosen { | ||
64 | bootargs = "console=ttyAMA0"; | ||
65 | }; | ||
66 | |||
67 | soc { | ||
68 | #address-cells = <1>; | ||
69 | #size-cells = <1>; | ||
70 | compatible = "simple-bus"; | ||
71 | interrupt-parent = <&intc>; | ||
72 | ranges; | ||
73 | |||
74 | timer@fff10600 { | ||
75 | compatible = "arm,smp-twd"; | ||
76 | reg = <0xfff10600 0x20>; | ||
77 | interrupts = <1 13 0xf04>; | ||
78 | }; | ||
79 | |||
80 | watchdog@fff10620 { | ||
81 | compatible = "arm,cortex-a9-wdt"; | ||
82 | reg = <0xfff10620 0x20>; | ||
83 | interrupts = <1 14 0xf04>; | ||
84 | }; | ||
85 | |||
86 | intc: interrupt-controller@fff11000 { | ||
87 | compatible = "arm,cortex-a9-gic"; | ||
88 | #interrupt-cells = <3>; | ||
89 | #size-cells = <0>; | ||
90 | #address-cells = <1>; | ||
91 | interrupt-controller; | ||
92 | interrupt-parent; | ||
93 | reg = <0xfff11000 0x1000>, | ||
94 | <0xfff10100 0x100>; | ||
95 | }; | ||
96 | |||
97 | L2: l2-cache { | ||
98 | compatible = "arm,pl310-cache"; | ||
99 | reg = <0xfff12000 0x1000>; | ||
100 | interrupts = <0 70 4>; | ||
101 | cache-unified; | ||
102 | cache-level = <2>; | ||
103 | }; | ||
104 | |||
105 | pmu { | ||
106 | compatible = "arm,cortex-a9-pmu"; | ||
107 | interrupts = <0 76 4 0 75 4 0 74 4 0 73 4>; | ||
108 | }; | ||
109 | |||
110 | sata@ffe08000 { | ||
111 | compatible = "calxeda,hb-ahci"; | ||
112 | reg = <0xffe08000 0x10000>; | ||
113 | interrupts = <0 83 4>; | ||
114 | }; | ||
115 | |||
116 | sdhci@ffe0e000 { | ||
117 | compatible = "calxeda,hb-sdhci"; | ||
118 | reg = <0xffe0e000 0x1000>; | ||
119 | interrupts = <0 90 4>; | ||
120 | }; | ||
121 | |||
122 | ipc@fff20000 { | ||
123 | compatible = "arm,pl320", "arm,primecell"; | ||
124 | reg = <0xfff20000 0x1000>; | ||
125 | interrupts = <0 7 4>; | ||
126 | }; | ||
127 | |||
128 | gpioe: gpio@fff30000 { | ||
129 | #gpio-cells = <2>; | ||
130 | compatible = "arm,pl061", "arm,primecell"; | ||
131 | gpio-controller; | ||
132 | reg = <0xfff30000 0x1000>; | ||
133 | interrupts = <0 14 4>; | ||
134 | }; | ||
135 | |||
136 | gpiof: gpio@fff31000 { | ||
137 | #gpio-cells = <2>; | ||
138 | compatible = "arm,pl061", "arm,primecell"; | ||
139 | gpio-controller; | ||
140 | reg = <0xfff31000 0x1000>; | ||
141 | interrupts = <0 15 4>; | ||
142 | }; | ||
143 | |||
144 | gpiog: gpio@fff32000 { | ||
145 | #gpio-cells = <2>; | ||
146 | compatible = "arm,pl061", "arm,primecell"; | ||
147 | gpio-controller; | ||
148 | reg = <0xfff32000 0x1000>; | ||
149 | interrupts = <0 16 4>; | ||
150 | }; | ||
151 | |||
152 | gpioh: gpio@fff33000 { | ||
153 | #gpio-cells = <2>; | ||
154 | compatible = "arm,pl061", "arm,primecell"; | ||
155 | gpio-controller; | ||
156 | reg = <0xfff33000 0x1000>; | ||
157 | interrupts = <0 17 4>; | ||
158 | }; | ||
159 | |||
160 | timer { | ||
161 | compatible = "arm,sp804", "arm,primecell"; | ||
162 | reg = <0xfff34000 0x1000>; | ||
163 | interrupts = <0 18 4>; | ||
164 | }; | ||
165 | |||
166 | rtc@fff35000 { | ||
167 | compatible = "arm,pl031", "arm,primecell"; | ||
168 | reg = <0xfff35000 0x1000>; | ||
169 | interrupts = <0 19 4>; | ||
170 | }; | ||
171 | |||
172 | serial@fff36000 { | ||
173 | compatible = "arm,pl011", "arm,primecell"; | ||
174 | reg = <0xfff36000 0x1000>; | ||
175 | interrupts = <0 20 4>; | ||
176 | }; | ||
177 | |||
178 | smic@fff3a000 { | ||
179 | compatible = "ipmi-smic"; | ||
180 | device_type = "ipmi"; | ||
181 | reg = <0xfff3a000 0x1000>; | ||
182 | interrupts = <0 24 4>; | ||
183 | reg-size = <4>; | ||
184 | reg-spacing = <4>; | ||
185 | }; | ||
186 | |||
187 | sregs@fff3c000 { | ||
188 | compatible = "calxeda,hb-sregs"; | ||
189 | reg = <0xfff3c000 0x1000>; | ||
190 | }; | ||
191 | |||
192 | dma@fff3d000 { | ||
193 | compatible = "arm,pl330", "arm,primecell"; | ||
194 | reg = <0xfff3d000 0x1000>; | ||
195 | interrupts = <0 92 4>; | ||
196 | }; | ||
197 | }; | ||
198 | }; | ||
diff --git a/arch/arm/boot/dts/imx6q-sabreauto.dts b/arch/arm/boot/dts/imx6q-sabreauto.dts new file mode 100644 index 000000000000..072974e443f2 --- /dev/null +++ b/arch/arm/boot/dts/imx6q-sabreauto.dts | |||
@@ -0,0 +1,62 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | /dts-v1/; | ||
14 | /include/ "imx6q.dtsi" | ||
15 | |||
16 | / { | ||
17 | model = "Freescale i.MX6 Quad SABRE Automotive Board"; | ||
18 | compatible = "fsl,imx6q-sabreauto", "fsl,imx6q"; | ||
19 | |||
20 | chosen { | ||
21 | bootargs = "console=ttymxc0,115200 root=/dev/mmcblk3p3 rootwait"; | ||
22 | }; | ||
23 | |||
24 | memory { | ||
25 | reg = <0x10000000 0x80000000>; | ||
26 | }; | ||
27 | |||
28 | soc { | ||
29 | aips-bus@02100000 { /* AIPS2 */ | ||
30 | enet@02188000 { | ||
31 | phy-mode = "rgmii"; | ||
32 | local-mac-address = [00 04 9F 01 1B 61]; | ||
33 | status = "okay"; | ||
34 | }; | ||
35 | |||
36 | usdhc@02198000 { /* uSDHC3 */ | ||
37 | cd-gpios = <&gpio5 11 0>; /* GPIO6_11 */ | ||
38 | wp-gpios = <&gpio5 14 0>; /* GPIO6_14 */ | ||
39 | status = "okay"; | ||
40 | }; | ||
41 | |||
42 | usdhc@0219c000 { /* uSDHC4 */ | ||
43 | fsl,card-wired; | ||
44 | status = "okay"; | ||
45 | }; | ||
46 | |||
47 | uart3: uart@021f0000 { /* UART4 */ | ||
48 | status = "okay"; | ||
49 | }; | ||
50 | }; | ||
51 | }; | ||
52 | |||
53 | leds { | ||
54 | compatible = "gpio-leds"; | ||
55 | |||
56 | debug-led { | ||
57 | label = "Heartbeat"; | ||
58 | gpios = <&gpio2 25 0>; /* GPIO3_25 */ | ||
59 | linux,default-trigger = "heartbeat"; | ||
60 | }; | ||
61 | }; | ||
62 | }; | ||
diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi new file mode 100644 index 000000000000..7dda599558cc --- /dev/null +++ b/arch/arm/boot/dts/imx6q.dtsi | |||
@@ -0,0 +1,575 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | /include/ "skeleton.dtsi" | ||
14 | |||
15 | / { | ||
16 | aliases { | ||
17 | serial0 = &uart0; | ||
18 | serial1 = &uart1; | ||
19 | serial2 = &uart2; | ||
20 | serial3 = &uart3; | ||
21 | serial4 = &uart4; | ||
22 | }; | ||
23 | |||
24 | cpus { | ||
25 | #address-cells = <1>; | ||
26 | #size-cells = <0>; | ||
27 | |||
28 | cpu@0 { | ||
29 | compatible = "arm,cortex-a9"; | ||
30 | reg = <0>; | ||
31 | next-level-cache = <&L2>; | ||
32 | }; | ||
33 | |||
34 | cpu@1 { | ||
35 | compatible = "arm,cortex-a9"; | ||
36 | reg = <1>; | ||
37 | next-level-cache = <&L2>; | ||
38 | }; | ||
39 | |||
40 | cpu@2 { | ||
41 | compatible = "arm,cortex-a9"; | ||
42 | reg = <2>; | ||
43 | next-level-cache = <&L2>; | ||
44 | }; | ||
45 | |||
46 | cpu@3 { | ||
47 | compatible = "arm,cortex-a9"; | ||
48 | reg = <3>; | ||
49 | next-level-cache = <&L2>; | ||
50 | }; | ||
51 | }; | ||
52 | |||
53 | intc: interrupt-controller@00a01000 { | ||
54 | compatible = "arm,cortex-a9-gic"; | ||
55 | #interrupt-cells = <3>; | ||
56 | #address-cells = <1>; | ||
57 | #size-cells = <1>; | ||
58 | interrupt-controller; | ||
59 | reg = <0x00a01000 0x1000>, | ||
60 | <0x00a00100 0x100>; | ||
61 | }; | ||
62 | |||
63 | clocks { | ||
64 | #address-cells = <1>; | ||
65 | #size-cells = <0>; | ||
66 | |||
67 | ckil { | ||
68 | compatible = "fsl,imx-ckil", "fixed-clock"; | ||
69 | clock-frequency = <32768>; | ||
70 | }; | ||
71 | |||
72 | ckih1 { | ||
73 | compatible = "fsl,imx-ckih1", "fixed-clock"; | ||
74 | clock-frequency = <0>; | ||
75 | }; | ||
76 | |||
77 | osc { | ||
78 | compatible = "fsl,imx-osc", "fixed-clock"; | ||
79 | clock-frequency = <24000000>; | ||
80 | }; | ||
81 | }; | ||
82 | |||
83 | soc { | ||
84 | #address-cells = <1>; | ||
85 | #size-cells = <1>; | ||
86 | compatible = "simple-bus"; | ||
87 | interrupt-parent = <&intc>; | ||
88 | ranges; | ||
89 | |||
90 | timer@00a00600 { | ||
91 | compatible = "arm,smp-twd"; | ||
92 | reg = <0x00a00600 0x100>; | ||
93 | interrupts = <1 13 0xf4>; | ||
94 | }; | ||
95 | |||
96 | L2: l2-cache@00a02000 { | ||
97 | compatible = "arm,pl310-cache"; | ||
98 | reg = <0x00a02000 0x1000>; | ||
99 | interrupts = <0 92 0x04>; | ||
100 | cache-unified; | ||
101 | cache-level = <2>; | ||
102 | }; | ||
103 | |||
104 | aips-bus@02000000 { /* AIPS1 */ | ||
105 | compatible = "fsl,aips-bus", "simple-bus"; | ||
106 | #address-cells = <1>; | ||
107 | #size-cells = <1>; | ||
108 | reg = <0x02000000 0x100000>; | ||
109 | ranges; | ||
110 | |||
111 | spba-bus@02000000 { | ||
112 | compatible = "fsl,spba-bus", "simple-bus"; | ||
113 | #address-cells = <1>; | ||
114 | #size-cells = <1>; | ||
115 | reg = <0x02000000 0x40000>; | ||
116 | ranges; | ||
117 | |||
118 | spdif@02004000 { | ||
119 | reg = <0x02004000 0x4000>; | ||
120 | interrupts = <0 52 0x04>; | ||
121 | }; | ||
122 | |||
123 | ecspi@02008000 { /* eCSPI1 */ | ||
124 | #address-cells = <1>; | ||
125 | #size-cells = <0>; | ||
126 | compatible = "fsl,imx6q-ecspi", "fsl,imx51-ecspi"; | ||
127 | reg = <0x02008000 0x4000>; | ||
128 | interrupts = <0 31 0x04>; | ||
129 | status = "disabled"; | ||
130 | }; | ||
131 | |||
132 | ecspi@0200c000 { /* eCSPI2 */ | ||
133 | #address-cells = <1>; | ||
134 | #size-cells = <0>; | ||
135 | compatible = "fsl,imx6q-ecspi", "fsl,imx51-ecspi"; | ||
136 | reg = <0x0200c000 0x4000>; | ||
137 | interrupts = <0 32 0x04>; | ||
138 | status = "disabled"; | ||
139 | }; | ||
140 | |||
141 | ecspi@02010000 { /* eCSPI3 */ | ||
142 | #address-cells = <1>; | ||
143 | #size-cells = <0>; | ||
144 | compatible = "fsl,imx6q-ecspi", "fsl,imx51-ecspi"; | ||
145 | reg = <0x02010000 0x4000>; | ||
146 | interrupts = <0 33 0x04>; | ||
147 | status = "disabled"; | ||
148 | }; | ||
149 | |||
150 | ecspi@02014000 { /* eCSPI4 */ | ||
151 | #address-cells = <1>; | ||
152 | #size-cells = <0>; | ||
153 | compatible = "fsl,imx6q-ecspi", "fsl,imx51-ecspi"; | ||
154 | reg = <0x02014000 0x4000>; | ||
155 | interrupts = <0 34 0x04>; | ||
156 | status = "disabled"; | ||
157 | }; | ||
158 | |||
159 | ecspi@02018000 { /* eCSPI5 */ | ||
160 | #address-cells = <1>; | ||
161 | #size-cells = <0>; | ||
162 | compatible = "fsl,imx6q-ecspi", "fsl,imx51-ecspi"; | ||
163 | reg = <0x02018000 0x4000>; | ||
164 | interrupts = <0 35 0x04>; | ||
165 | status = "disabled"; | ||
166 | }; | ||
167 | |||
168 | uart0: uart@02020000 { /* UART1 */ | ||
169 | compatible = "fsl,imx6q-uart", "fsl,imx21-uart"; | ||
170 | reg = <0x02020000 0x4000>; | ||
171 | interrupts = <0 26 0x04>; | ||
172 | status = "disabled"; | ||
173 | }; | ||
174 | |||
175 | esai@02024000 { | ||
176 | reg = <0x02024000 0x4000>; | ||
177 | interrupts = <0 51 0x04>; | ||
178 | }; | ||
179 | |||
180 | ssi@02028000 { /* SSI1 */ | ||
181 | reg = <0x02028000 0x4000>; | ||
182 | interrupts = <0 46 0x04>; | ||
183 | }; | ||
184 | |||
185 | ssi@0202c000 { /* SSI2 */ | ||
186 | reg = <0x0202c000 0x4000>; | ||
187 | interrupts = <0 47 0x04>; | ||
188 | }; | ||
189 | |||
190 | ssi@02030000 { /* SSI3 */ | ||
191 | reg = <0x02030000 0x4000>; | ||
192 | interrupts = <0 48 0x04>; | ||
193 | }; | ||
194 | |||
195 | asrc@02034000 { | ||
196 | reg = <0x02034000 0x4000>; | ||
197 | interrupts = <0 50 0x04>; | ||
198 | }; | ||
199 | |||
200 | spba@0203c000 { | ||
201 | reg = <0x0203c000 0x4000>; | ||
202 | }; | ||
203 | }; | ||
204 | |||
205 | vpu@02040000 { | ||
206 | reg = <0x02040000 0x3c000>; | ||
207 | interrupts = <0 3 0x04 0 12 0x04>; | ||
208 | }; | ||
209 | |||
210 | aipstz@0207c000 { /* AIPSTZ1 */ | ||
211 | reg = <0x0207c000 0x4000>; | ||
212 | }; | ||
213 | |||
214 | pwm@02080000 { /* PWM1 */ | ||
215 | reg = <0x02080000 0x4000>; | ||
216 | interrupts = <0 83 0x04>; | ||
217 | }; | ||
218 | |||
219 | pwm@02084000 { /* PWM2 */ | ||
220 | reg = <0x02084000 0x4000>; | ||
221 | interrupts = <0 84 0x04>; | ||
222 | }; | ||
223 | |||
224 | pwm@02088000 { /* PWM3 */ | ||
225 | reg = <0x02088000 0x4000>; | ||
226 | interrupts = <0 85 0x04>; | ||
227 | }; | ||
228 | |||
229 | pwm@0208c000 { /* PWM4 */ | ||
230 | reg = <0x0208c000 0x4000>; | ||
231 | interrupts = <0 86 0x04>; | ||
232 | }; | ||
233 | |||
234 | flexcan@02090000 { /* CAN1 */ | ||
235 | reg = <0x02090000 0x4000>; | ||
236 | interrupts = <0 110 0x04>; | ||
237 | }; | ||
238 | |||
239 | flexcan@02094000 { /* CAN2 */ | ||
240 | reg = <0x02094000 0x4000>; | ||
241 | interrupts = <0 111 0x04>; | ||
242 | }; | ||
243 | |||
244 | gpt@02098000 { | ||
245 | compatible = "fsl,imx6q-gpt"; | ||
246 | reg = <0x02098000 0x4000>; | ||
247 | interrupts = <0 55 0x04>; | ||
248 | }; | ||
249 | |||
250 | gpio0: gpio@0209c000 { /* GPIO1 */ | ||
251 | compatible = "fsl,imx6q-gpio", "fsl,imx31-gpio"; | ||
252 | reg = <0x0209c000 0x4000>; | ||
253 | interrupts = <0 66 0x04 0 67 0x04>; | ||
254 | gpio-controller; | ||
255 | #gpio-cells = <2>; | ||
256 | interrupt-controller; | ||
257 | #interrupt-cells = <1>; | ||
258 | }; | ||
259 | |||
260 | gpio1: gpio@020a0000 { /* GPIO2 */ | ||
261 | compatible = "fsl,imx6q-gpio", "fsl,imx31-gpio"; | ||
262 | reg = <0x020a0000 0x4000>; | ||
263 | interrupts = <0 68 0x04 0 69 0x04>; | ||
264 | gpio-controller; | ||
265 | #gpio-cells = <2>; | ||
266 | interrupt-controller; | ||
267 | #interrupt-cells = <1>; | ||
268 | }; | ||
269 | |||
270 | gpio2: gpio@020a4000 { /* GPIO3 */ | ||
271 | compatible = "fsl,imx6q-gpio", "fsl,imx31-gpio"; | ||
272 | reg = <0x020a4000 0x4000>; | ||
273 | interrupts = <0 70 0x04 0 71 0x04>; | ||
274 | gpio-controller; | ||
275 | #gpio-cells = <2>; | ||
276 | interrupt-controller; | ||
277 | #interrupt-cells = <1>; | ||
278 | }; | ||
279 | |||
280 | gpio3: gpio@020a8000 { /* GPIO4 */ | ||
281 | compatible = "fsl,imx6q-gpio", "fsl,imx31-gpio"; | ||
282 | reg = <0x020a8000 0x4000>; | ||
283 | interrupts = <0 72 0x04 0 73 0x04>; | ||
284 | gpio-controller; | ||
285 | #gpio-cells = <2>; | ||
286 | interrupt-controller; | ||
287 | #interrupt-cells = <1>; | ||
288 | }; | ||
289 | |||
290 | gpio4: gpio@020ac000 { /* GPIO5 */ | ||
291 | compatible = "fsl,imx6q-gpio", "fsl,imx31-gpio"; | ||
292 | reg = <0x020ac000 0x4000>; | ||
293 | interrupts = <0 74 0x04 0 75 0x04>; | ||
294 | gpio-controller; | ||
295 | #gpio-cells = <2>; | ||
296 | interrupt-controller; | ||
297 | #interrupt-cells = <1>; | ||
298 | }; | ||
299 | |||
300 | gpio5: gpio@020b0000 { /* GPIO6 */ | ||
301 | compatible = "fsl,imx6q-gpio", "fsl,imx31-gpio"; | ||
302 | reg = <0x020b0000 0x4000>; | ||
303 | interrupts = <0 76 0x04 0 77 0x04>; | ||
304 | gpio-controller; | ||
305 | #gpio-cells = <2>; | ||
306 | interrupt-controller; | ||
307 | #interrupt-cells = <1>; | ||
308 | }; | ||
309 | |||
310 | gpio6: gpio@020b4000 { /* GPIO7 */ | ||
311 | compatible = "fsl,imx6q-gpio", "fsl,imx31-gpio"; | ||
312 | reg = <0x020b4000 0x4000>; | ||
313 | interrupts = <0 78 0x04 0 79 0x04>; | ||
314 | gpio-controller; | ||
315 | #gpio-cells = <2>; | ||
316 | interrupt-controller; | ||
317 | #interrupt-cells = <1>; | ||
318 | }; | ||
319 | |||
320 | kpp@020b8000 { | ||
321 | reg = <0x020b8000 0x4000>; | ||
322 | interrupts = <0 82 0x04>; | ||
323 | }; | ||
324 | |||
325 | wdog@020bc000 { /* WDOG1 */ | ||
326 | compatible = "fsl,imx6q-wdt", "fsl,imx21-wdt"; | ||
327 | reg = <0x020bc000 0x4000>; | ||
328 | interrupts = <0 80 0x04>; | ||
329 | status = "disabled"; | ||
330 | }; | ||
331 | |||
332 | wdog@020c0000 { /* WDOG2 */ | ||
333 | compatible = "fsl,imx6q-wdt", "fsl,imx21-wdt"; | ||
334 | reg = <0x020c0000 0x4000>; | ||
335 | interrupts = <0 81 0x04>; | ||
336 | status = "disabled"; | ||
337 | }; | ||
338 | |||
339 | ccm@020c4000 { | ||
340 | compatible = "fsl,imx6q-ccm"; | ||
341 | reg = <0x020c4000 0x4000>; | ||
342 | interrupts = <0 87 0x04 0 88 0x04>; | ||
343 | }; | ||
344 | |||
345 | anatop@020c8000 { | ||
346 | compatible = "fsl,imx6q-anatop"; | ||
347 | reg = <0x020c8000 0x1000>; | ||
348 | interrupts = <0 49 0x04 0 54 0x04 0 127 0x04>; | ||
349 | }; | ||
350 | |||
351 | usbphy@020c9000 { /* USBPHY1 */ | ||
352 | reg = <0x020c9000 0x1000>; | ||
353 | interrupts = <0 44 0x04>; | ||
354 | }; | ||
355 | |||
356 | usbphy@020ca000 { /* USBPHY2 */ | ||
357 | reg = <0x020ca000 0x1000>; | ||
358 | interrupts = <0 45 0x04>; | ||
359 | }; | ||
360 | |||
361 | snvs@020cc000 { | ||
362 | reg = <0x020cc000 0x4000>; | ||
363 | interrupts = <0 19 0x04 0 20 0x04>; | ||
364 | }; | ||
365 | |||
366 | epit@020d0000 { /* EPIT1 */ | ||
367 | reg = <0x020d0000 0x4000>; | ||
368 | interrupts = <0 56 0x04>; | ||
369 | }; | ||
370 | |||
371 | epit@020d4000 { /* EPIT2 */ | ||
372 | reg = <0x020d4000 0x4000>; | ||
373 | interrupts = <0 57 0x04>; | ||
374 | }; | ||
375 | |||
376 | src@020d8000 { | ||
377 | compatible = "fsl,imx6q-src"; | ||
378 | reg = <0x020d8000 0x4000>; | ||
379 | interrupts = <0 91 0x04 0 96 0x04>; | ||
380 | }; | ||
381 | |||
382 | gpc@020dc000 { | ||
383 | compatible = "fsl,imx6q-gpc"; | ||
384 | reg = <0x020dc000 0x4000>; | ||
385 | interrupts = <0 89 0x04 0 90 0x04>; | ||
386 | }; | ||
387 | |||
388 | iomuxc@020e0000 { | ||
389 | reg = <0x020e0000 0x4000>; | ||
390 | }; | ||
391 | |||
392 | dcic@020e4000 { /* DCIC1 */ | ||
393 | reg = <0x020e4000 0x4000>; | ||
394 | interrupts = <0 124 0x04>; | ||
395 | }; | ||
396 | |||
397 | dcic@020e8000 { /* DCIC2 */ | ||
398 | reg = <0x020e8000 0x4000>; | ||
399 | interrupts = <0 125 0x04>; | ||
400 | }; | ||
401 | |||
402 | sdma@020ec000 { | ||
403 | compatible = "fsl,imx6q-sdma", "fsl,imx35-sdma"; | ||
404 | reg = <0x020ec000 0x4000>; | ||
405 | interrupts = <0 2 0x04>; | ||
406 | }; | ||
407 | }; | ||
408 | |||
409 | aips-bus@02100000 { /* AIPS2 */ | ||
410 | compatible = "fsl,aips-bus", "simple-bus"; | ||
411 | #address-cells = <1>; | ||
412 | #size-cells = <1>; | ||
413 | reg = <0x02100000 0x100000>; | ||
414 | ranges; | ||
415 | |||
416 | caam@02100000 { | ||
417 | reg = <0x02100000 0x40000>; | ||
418 | interrupts = <0 105 0x04 0 106 0x04>; | ||
419 | }; | ||
420 | |||
421 | aipstz@0217c000 { /* AIPSTZ2 */ | ||
422 | reg = <0x0217c000 0x4000>; | ||
423 | }; | ||
424 | |||
425 | enet@02188000 { | ||
426 | compatible = "fsl,imx6q-fec"; | ||
427 | reg = <0x02188000 0x4000>; | ||
428 | interrupts = <0 118 0x04 0 119 0x04>; | ||
429 | status = "disabled"; | ||
430 | }; | ||
431 | |||
432 | mlb@0218c000 { | ||
433 | reg = <0x0218c000 0x4000>; | ||
434 | interrupts = <0 53 0x04 0 117 0x04 0 126 0x04>; | ||
435 | }; | ||
436 | |||
437 | usdhc@02190000 { /* uSDHC1 */ | ||
438 | compatible = "fsl,imx6q-usdhc"; | ||
439 | reg = <0x02190000 0x4000>; | ||
440 | interrupts = <0 22 0x04>; | ||
441 | status = "disabled"; | ||
442 | }; | ||
443 | |||
444 | usdhc@02194000 { /* uSDHC2 */ | ||
445 | compatible = "fsl,imx6q-usdhc"; | ||
446 | reg = <0x02194000 0x4000>; | ||
447 | interrupts = <0 23 0x04>; | ||
448 | status = "disabled"; | ||
449 | }; | ||
450 | |||
451 | usdhc@02198000 { /* uSDHC3 */ | ||
452 | compatible = "fsl,imx6q-usdhc"; | ||
453 | reg = <0x02198000 0x4000>; | ||
454 | interrupts = <0 24 0x04>; | ||
455 | status = "disabled"; | ||
456 | }; | ||
457 | |||
458 | usdhc@0219c000 { /* uSDHC4 */ | ||
459 | compatible = "fsl,imx6q-usdhc"; | ||
460 | reg = <0x0219c000 0x4000>; | ||
461 | interrupts = <0 25 0x04>; | ||
462 | status = "disabled"; | ||
463 | }; | ||
464 | |||
465 | i2c@021a0000 { /* I2C1 */ | ||
466 | #address-cells = <1>; | ||
467 | #size-cells = <0>; | ||
468 | compatible = "fsl,imx6q-i2c", "fsl,imx1-i2c"; | ||
469 | reg = <0x021a0000 0x4000>; | ||
470 | interrupts = <0 36 0x04>; | ||
471 | status = "disabled"; | ||
472 | }; | ||
473 | |||
474 | i2c@021a4000 { /* I2C2 */ | ||
475 | #address-cells = <1>; | ||
476 | #size-cells = <0>; | ||
477 | compatible = "fsl,imx6q-i2c", "fsl,imx1-i2c"; | ||
478 | reg = <0x021a4000 0x4000>; | ||
479 | interrupts = <0 37 0x04>; | ||
480 | status = "disabled"; | ||
481 | }; | ||
482 | |||
483 | i2c@021a8000 { /* I2C3 */ | ||
484 | #address-cells = <1>; | ||
485 | #size-cells = <0>; | ||
486 | compatible = "fsl,imx6q-i2c", "fsl,imx1-i2c"; | ||
487 | reg = <0x021a8000 0x4000>; | ||
488 | interrupts = <0 38 0x04>; | ||
489 | status = "disabled"; | ||
490 | }; | ||
491 | |||
492 | romcp@021ac000 { | ||
493 | reg = <0x021ac000 0x4000>; | ||
494 | }; | ||
495 | |||
496 | mmdc@021b0000 { /* MMDC0 */ | ||
497 | compatible = "fsl,imx6q-mmdc"; | ||
498 | reg = <0x021b0000 0x4000>; | ||
499 | }; | ||
500 | |||
501 | mmdc@021b4000 { /* MMDC1 */ | ||
502 | reg = <0x021b4000 0x4000>; | ||
503 | }; | ||
504 | |||
505 | weim@021b8000 { | ||
506 | reg = <0x021b8000 0x4000>; | ||
507 | interrupts = <0 14 0x04>; | ||
508 | }; | ||
509 | |||
510 | ocotp@021bc000 { | ||
511 | reg = <0x021bc000 0x4000>; | ||
512 | }; | ||
513 | |||
514 | ocotp@021c0000 { | ||
515 | reg = <0x021c0000 0x4000>; | ||
516 | interrupts = <0 21 0x04>; | ||
517 | }; | ||
518 | |||
519 | tzasc@021d0000 { /* TZASC1 */ | ||
520 | reg = <0x021d0000 0x4000>; | ||
521 | interrupts = <0 108 0x04>; | ||
522 | }; | ||
523 | |||
524 | tzasc@021d4000 { /* TZASC2 */ | ||
525 | reg = <0x021d4000 0x4000>; | ||
526 | interrupts = <0 109 0x04>; | ||
527 | }; | ||
528 | |||
529 | audmux@021d8000 { | ||
530 | reg = <0x021d8000 0x4000>; | ||
531 | }; | ||
532 | |||
533 | mipi@021dc000 { /* MIPI-CSI */ | ||
534 | reg = <0x021dc000 0x4000>; | ||
535 | }; | ||
536 | |||
537 | mipi@021e0000 { /* MIPI-DSI */ | ||
538 | reg = <0x021e0000 0x4000>; | ||
539 | }; | ||
540 | |||
541 | vdoa@021e4000 { | ||
542 | reg = <0x021e4000 0x4000>; | ||
543 | interrupts = <0 18 0x04>; | ||
544 | }; | ||
545 | |||
546 | uart1: uart@021e8000 { /* UART2 */ | ||
547 | compatible = "fsl,imx6q-uart", "fsl,imx21-uart"; | ||
548 | reg = <0x021e8000 0x4000>; | ||
549 | interrupts = <0 27 0x04>; | ||
550 | status = "disabled"; | ||
551 | }; | ||
552 | |||
553 | uart2: uart@021ec000 { /* UART3 */ | ||
554 | compatible = "fsl,imx6q-uart", "fsl,imx21-uart"; | ||
555 | reg = <0x021ec000 0x4000>; | ||
556 | interrupts = <0 28 0x04>; | ||
557 | status = "disabled"; | ||
558 | }; | ||
559 | |||
560 | uart3: uart@021f0000 { /* UART4 */ | ||
561 | compatible = "fsl,imx6q-uart", "fsl,imx21-uart"; | ||
562 | reg = <0x021f0000 0x4000>; | ||
563 | interrupts = <0 29 0x04>; | ||
564 | status = "disabled"; | ||
565 | }; | ||
566 | |||
567 | uart4: uart@021f4000 { /* UART5 */ | ||
568 | compatible = "fsl,imx6q-uart", "fsl,imx21-uart"; | ||
569 | reg = <0x021f4000 0x4000>; | ||
570 | interrupts = <0 30 0x04>; | ||
571 | status = "disabled"; | ||
572 | }; | ||
573 | }; | ||
574 | }; | ||
575 | }; | ||
diff --git a/arch/arm/boot/dts/picoxcell-pc3x2.dtsi b/arch/arm/boot/dts/picoxcell-pc3x2.dtsi new file mode 100644 index 000000000000..f0a8c2068ea7 --- /dev/null +++ b/arch/arm/boot/dts/picoxcell-pc3x2.dtsi | |||
@@ -0,0 +1,249 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2011 Picochip, Jamie Iles | ||
3 | * | ||
4 | * This software is licensed under the terms of the GNU General Public | ||
5 | * License version 2, as published by the Free Software Foundation, and | ||
6 | * may be copied, distributed, and modified under those terms. | ||
7 | * | ||
8 | * This program is distributed in the hope that it will be useful, | ||
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
11 | * GNU General Public License for more details. | ||
12 | */ | ||
13 | /include/ "skeleton.dtsi" | ||
14 | / { | ||
15 | model = "Picochip picoXcell PC3X2"; | ||
16 | compatible = "picochip,pc3x2"; | ||
17 | #address-cells = <1>; | ||
18 | #size-cells = <1>; | ||
19 | |||
20 | cpus { | ||
21 | #address-cells = <1>; | ||
22 | #size-cells = <0>; | ||
23 | |||
24 | cpu@0 { | ||
25 | compatible = "arm,1176jz-s"; | ||
26 | clock-frequency = <400000000>; | ||
27 | reg = <0>; | ||
28 | d-cache-line-size = <32>; | ||
29 | d-cache-size = <32768>; | ||
30 | i-cache-line-size = <32>; | ||
31 | i-cache-size = <32768>; | ||
32 | }; | ||
33 | }; | ||
34 | |||
35 | clocks { | ||
36 | #address-cells = <1>; | ||
37 | #size-cells = <1>; | ||
38 | ranges; | ||
39 | |||
40 | pclk: clock@0 { | ||
41 | compatible = "fixed-clock"; | ||
42 | clock-outputs = "bus", "pclk"; | ||
43 | clock-frequency = <200000000>; | ||
44 | ref-clock = <&ref_clk>, "ref"; | ||
45 | }; | ||
46 | }; | ||
47 | |||
48 | paxi { | ||
49 | compatible = "simple-bus"; | ||
50 | #address-cells = <1>; | ||
51 | #size-cells = <1>; | ||
52 | ranges = <0 0x80000000 0x400000>; | ||
53 | |||
54 | emac: gem@30000 { | ||
55 | compatible = "cadence,gem"; | ||
56 | reg = <0x30000 0x10000>; | ||
57 | interrupts = <31>; | ||
58 | }; | ||
59 | |||
60 | dmac1: dmac@40000 { | ||
61 | compatible = "snps,dw-dmac"; | ||
62 | reg = <0x40000 0x10000>; | ||
63 | interrupts = <25>; | ||
64 | }; | ||
65 | |||
66 | dmac2: dmac@50000 { | ||
67 | compatible = "snps,dw-dmac"; | ||
68 | reg = <0x50000 0x10000>; | ||
69 | interrupts = <26>; | ||
70 | }; | ||
71 | |||
72 | vic0: interrupt-controller@60000 { | ||
73 | compatible = "arm,pl192-vic"; | ||
74 | interrupt-controller; | ||
75 | reg = <0x60000 0x1000>; | ||
76 | #interrupt-cells = <1>; | ||
77 | }; | ||
78 | |||
79 | vic1: interrupt-controller@64000 { | ||
80 | compatible = "arm,pl192-vic"; | ||
81 | interrupt-controller; | ||
82 | reg = <0x64000 0x1000>; | ||
83 | #interrupt-cells = <1>; | ||
84 | }; | ||
85 | |||
86 | fuse: picoxcell-fuse@80000 { | ||
87 | compatible = "picoxcell,fuse-pc3x2"; | ||
88 | reg = <0x80000 0x10000>; | ||
89 | }; | ||
90 | |||
91 | ssi: picoxcell-spi@90000 { | ||
92 | compatible = "picoxcell,spi"; | ||
93 | reg = <0x90000 0x10000>; | ||
94 | interrupt-parent = <&vic0>; | ||
95 | interrupts = <10>; | ||
96 | }; | ||
97 | |||
98 | ipsec: spacc@100000 { | ||
99 | compatible = "picochip,spacc-ipsec"; | ||
100 | reg = <0x100000 0x10000>; | ||
101 | interrupt-parent = <&vic0>; | ||
102 | interrupts = <24>; | ||
103 | ref-clock = <&pclk>, "ref"; | ||
104 | }; | ||
105 | |||
106 | srtp: spacc@140000 { | ||
107 | compatible = "picochip,spacc-srtp"; | ||
108 | reg = <0x140000 0x10000>; | ||
109 | interrupt-parent = <&vic0>; | ||
110 | interrupts = <23>; | ||
111 | }; | ||
112 | |||
113 | l2_engine: spacc@180000 { | ||
114 | compatible = "picochip,spacc-l2"; | ||
115 | reg = <0x180000 0x10000>; | ||
116 | interrupt-parent = <&vic0>; | ||
117 | interrupts = <22>; | ||
118 | ref-clock = <&pclk>, "ref"; | ||
119 | }; | ||
120 | |||
121 | apb { | ||
122 | compatible = "simple-bus"; | ||
123 | #address-cells = <1>; | ||
124 | #size-cells = <1>; | ||
125 | ranges = <0 0x200000 0x80000>; | ||
126 | |||
127 | rtc0: rtc@00000 { | ||
128 | compatible = "picochip,pc3x2-rtc"; | ||
129 | clock-freq = <200000000>; | ||
130 | reg = <0x00000 0xf>; | ||
131 | interrupt-parent = <&vic1>; | ||
132 | interrupts = <8>; | ||
133 | }; | ||
134 | |||
135 | timer0: timer@10000 { | ||
136 | compatible = "picochip,pc3x2-timer"; | ||
137 | interrupt-parent = <&vic0>; | ||
138 | interrupts = <4>; | ||
139 | clock-freq = <200000000>; | ||
140 | reg = <0x10000 0x14>; | ||
141 | }; | ||
142 | |||
143 | timer1: timer@10014 { | ||
144 | compatible = "picochip,pc3x2-timer"; | ||
145 | interrupt-parent = <&vic0>; | ||
146 | interrupts = <5>; | ||
147 | clock-freq = <200000000>; | ||
148 | reg = <0x10014 0x14>; | ||
149 | }; | ||
150 | |||
151 | timer2: timer@10028 { | ||
152 | compatible = "picochip,pc3x2-timer"; | ||
153 | interrupt-parent = <&vic0>; | ||
154 | interrupts = <6>; | ||
155 | clock-freq = <200000000>; | ||
156 | reg = <0x10028 0x14>; | ||
157 | }; | ||
158 | |||
159 | timer3: timer@1003c { | ||
160 | compatible = "picochip,pc3x2-timer"; | ||
161 | interrupt-parent = <&vic0>; | ||
162 | interrupts = <7>; | ||
163 | clock-freq = <200000000>; | ||
164 | reg = <0x1003c 0x14>; | ||
165 | }; | ||
166 | |||
167 | gpio: gpio@20000 { | ||
168 | compatible = "snps,dw-apb-gpio"; | ||
169 | reg = <0x20000 0x1000>; | ||
170 | #address-cells = <1>; | ||
171 | #size-cells = <0>; | ||
172 | reg-io-width = <4>; | ||
173 | |||
174 | banka: gpio-controller@0 { | ||
175 | compatible = "snps,dw-apb-gpio-bank"; | ||
176 | gpio-controller; | ||
177 | #gpio-cells = <2>; | ||
178 | gpio-generic,nr-gpio = <8>; | ||
179 | |||
180 | regoffset-dat = <0x50>; | ||
181 | regoffset-set = <0x00>; | ||
182 | regoffset-dirout = <0x04>; | ||
183 | }; | ||
184 | |||
185 | bankb: gpio-controller@1 { | ||
186 | compatible = "snps,dw-apb-gpio-bank"; | ||
187 | gpio-controller; | ||
188 | #gpio-cells = <2>; | ||
189 | gpio-generic,nr-gpio = <8>; | ||
190 | |||
191 | regoffset-dat = <0x54>; | ||
192 | regoffset-set = <0x0c>; | ||
193 | regoffset-dirout = <0x10>; | ||
194 | }; | ||
195 | }; | ||
196 | |||
197 | uart0: uart@30000 { | ||
198 | compatible = "snps,dw-apb-uart"; | ||
199 | reg = <0x30000 0x1000>; | ||
200 | interrupt-parent = <&vic1>; | ||
201 | interrupts = <10>; | ||
202 | clock-frequency = <3686400>; | ||
203 | reg-shift = <2>; | ||
204 | reg-io-width = <4>; | ||
205 | }; | ||
206 | |||
207 | uart1: uart@40000 { | ||
208 | compatible = "snps,dw-apb-uart"; | ||
209 | reg = <0x40000 0x1000>; | ||
210 | interrupt-parent = <&vic1>; | ||
211 | interrupts = <9>; | ||
212 | clock-frequency = <3686400>; | ||
213 | reg-shift = <2>; | ||
214 | reg-io-width = <4>; | ||
215 | }; | ||
216 | |||
217 | wdog: watchdog@50000 { | ||
218 | compatible = "snps,dw-apb-wdg"; | ||
219 | reg = <0x50000 0x10000>; | ||
220 | interrupt-parent = <&vic0>; | ||
221 | interrupts = <11>; | ||
222 | bus-clock = <&pclk>, "bus"; | ||
223 | }; | ||
224 | }; | ||
225 | }; | ||
226 | |||
227 | rwid-axi { | ||
228 | #address-cells = <1>; | ||
229 | #size-cells = <1>; | ||
230 | compatible = "simple-bus"; | ||
231 | ranges; | ||
232 | |||
233 | ebi@50000000 { | ||
234 | compatible = "simple-bus"; | ||
235 | #address-cells = <2>; | ||
236 | #size-cells = <1>; | ||
237 | ranges = <0 0 0x40000000 0x08000000 | ||
238 | 1 0 0x48000000 0x08000000 | ||
239 | 2 0 0x50000000 0x08000000 | ||
240 | 3 0 0x58000000 0x08000000>; | ||
241 | }; | ||
242 | |||
243 | axi2pico@c0000000 { | ||
244 | compatible = "picochip,axi2pico-pc3x2"; | ||
245 | reg = <0xc0000000 0x10000>; | ||
246 | interrupts = <13 14 15 16 17 18 19 20 21>; | ||
247 | }; | ||
248 | }; | ||
249 | }; | ||
diff --git a/arch/arm/boot/dts/picoxcell-pc3x3.dtsi b/arch/arm/boot/dts/picoxcell-pc3x3.dtsi new file mode 100644 index 000000000000..daa962d191e6 --- /dev/null +++ b/arch/arm/boot/dts/picoxcell-pc3x3.dtsi | |||
@@ -0,0 +1,365 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2011 Picochip, Jamie Iles | ||
3 | * | ||
4 | * This software is licensed under the terms of the GNU General Public | ||
5 | * License version 2, as published by the Free Software Foundation, and | ||
6 | * may be copied, distributed, and modified under those terms. | ||
7 | * | ||
8 | * This program is distributed in the hope that it will be useful, | ||
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
11 | * GNU General Public License for more details. | ||
12 | */ | ||
13 | /include/ "skeleton.dtsi" | ||
14 | / { | ||
15 | model = "Picochip picoXcell PC3X3"; | ||
16 | compatible = "picochip,pc3x3"; | ||
17 | #address-cells = <1>; | ||
18 | #size-cells = <1>; | ||
19 | |||
20 | cpus { | ||
21 | #address-cells = <1>; | ||
22 | #size-cells = <0>; | ||
23 | |||
24 | cpu@0 { | ||
25 | compatible = "arm,1176jz-s"; | ||
26 | cpu-clock = <&arm_clk>, "cpu"; | ||
27 | reg = <0>; | ||
28 | d-cache-line-size = <32>; | ||
29 | d-cache-size = <32768>; | ||
30 | i-cache-line-size = <32>; | ||
31 | i-cache-size = <32768>; | ||
32 | }; | ||
33 | }; | ||
34 | |||
35 | clocks { | ||
36 | #address-cells = <1>; | ||
37 | #size-cells = <1>; | ||
38 | ranges; | ||
39 | |||
40 | clkgate: clkgate@800a0048 { | ||
41 | #address-cells = <1>; | ||
42 | #size-cells = <0>; | ||
43 | reg = <0x800a0048 4>; | ||
44 | compatible = "picochip,pc3x3-clk-gate"; | ||
45 | |||
46 | tzprot_clk: clock@0 { | ||
47 | compatible = "picochip,pc3x3-gated-clk"; | ||
48 | clock-outputs = "bus"; | ||
49 | picochip,clk-disable-bit = <0>; | ||
50 | clock-frequency = <200000000>; | ||
51 | ref-clock = <&ref_clk>, "ref"; | ||
52 | }; | ||
53 | |||
54 | spi_clk: clock@1 { | ||
55 | compatible = "picochip,pc3x3-gated-clk"; | ||
56 | clock-outputs = "bus"; | ||
57 | picochip,clk-disable-bit = <1>; | ||
58 | clock-frequency = <200000000>; | ||
59 | ref-clock = <&ref_clk>, "ref"; | ||
60 | }; | ||
61 | |||
62 | dmac0_clk: clock@2 { | ||
63 | compatible = "picochip,pc3x3-gated-clk"; | ||
64 | clock-outputs = "bus"; | ||
65 | picochip,clk-disable-bit = <2>; | ||
66 | clock-frequency = <200000000>; | ||
67 | ref-clock = <&ref_clk>, "ref"; | ||
68 | }; | ||
69 | |||
70 | dmac1_clk: clock@3 { | ||
71 | compatible = "picochip,pc3x3-gated-clk"; | ||
72 | clock-outputs = "bus"; | ||
73 | picochip,clk-disable-bit = <3>; | ||
74 | clock-frequency = <200000000>; | ||
75 | ref-clock = <&ref_clk>, "ref"; | ||
76 | }; | ||
77 | |||
78 | ebi_clk: clock@4 { | ||
79 | compatible = "picochip,pc3x3-gated-clk"; | ||
80 | clock-outputs = "bus"; | ||
81 | picochip,clk-disable-bit = <4>; | ||
82 | clock-frequency = <200000000>; | ||
83 | ref-clock = <&ref_clk>, "ref"; | ||
84 | }; | ||
85 | |||
86 | ipsec_clk: clock@5 { | ||
87 | compatible = "picochip,pc3x3-gated-clk"; | ||
88 | clock-outputs = "bus"; | ||
89 | picochip,clk-disable-bit = <5>; | ||
90 | clock-frequency = <200000000>; | ||
91 | ref-clock = <&ref_clk>, "ref"; | ||
92 | }; | ||
93 | |||
94 | l2_clk: clock@6 { | ||
95 | compatible = "picochip,pc3x3-gated-clk"; | ||
96 | clock-outputs = "bus"; | ||
97 | picochip,clk-disable-bit = <6>; | ||
98 | clock-frequency = <200000000>; | ||
99 | ref-clock = <&ref_clk>, "ref"; | ||
100 | }; | ||
101 | |||
102 | trng_clk: clock@7 { | ||
103 | compatible = "picochip,pc3x3-gated-clk"; | ||
104 | clock-outputs = "bus"; | ||
105 | picochip,clk-disable-bit = <7>; | ||
106 | clock-frequency = <200000000>; | ||
107 | ref-clock = <&ref_clk>, "ref"; | ||
108 | }; | ||
109 | |||
110 | fuse_clk: clock@8 { | ||
111 | compatible = "picochip,pc3x3-gated-clk"; | ||
112 | clock-outputs = "bus"; | ||
113 | picochip,clk-disable-bit = <8>; | ||
114 | clock-frequency = <200000000>; | ||
115 | ref-clock = <&ref_clk>, "ref"; | ||
116 | }; | ||
117 | |||
118 | otp_clk: clock@9 { | ||
119 | compatible = "picochip,pc3x3-gated-clk"; | ||
120 | clock-outputs = "bus"; | ||
121 | picochip,clk-disable-bit = <9>; | ||
122 | clock-frequency = <200000000>; | ||
123 | ref-clock = <&ref_clk>, "ref"; | ||
124 | }; | ||
125 | }; | ||
126 | |||
127 | arm_clk: clock@11 { | ||
128 | compatible = "picochip,pc3x3-pll"; | ||
129 | reg = <0x800a0050 0x8>; | ||
130 | picochip,min-freq = <140000000>; | ||
131 | picochip,max-freq = <700000000>; | ||
132 | ref-clock = <&ref_clk>, "ref"; | ||
133 | clock-outputs = "cpu"; | ||
134 | }; | ||
135 | |||
136 | pclk: clock@12 { | ||
137 | compatible = "fixed-clock"; | ||
138 | clock-outputs = "bus", "pclk"; | ||
139 | clock-frequency = <200000000>; | ||
140 | ref-clock = <&ref_clk>, "ref"; | ||
141 | }; | ||
142 | }; | ||
143 | |||
144 | paxi { | ||
145 | compatible = "simple-bus"; | ||
146 | #address-cells = <1>; | ||
147 | #size-cells = <1>; | ||
148 | ranges = <0 0x80000000 0x400000>; | ||
149 | |||
150 | emac: gem@30000 { | ||
151 | compatible = "cadence,gem"; | ||
152 | reg = <0x30000 0x10000>; | ||
153 | interrupt-parent = <&vic0>; | ||
154 | interrupts = <31>; | ||
155 | }; | ||
156 | |||
157 | dmac1: dmac@40000 { | ||
158 | compatible = "snps,dw-dmac"; | ||
159 | reg = <0x40000 0x10000>; | ||
160 | interrupt-parent = <&vic0>; | ||
161 | interrupts = <25>; | ||
162 | }; | ||
163 | |||
164 | dmac2: dmac@50000 { | ||
165 | compatible = "snps,dw-dmac"; | ||
166 | reg = <0x50000 0x10000>; | ||
167 | interrupt-parent = <&vic0>; | ||
168 | interrupts = <26>; | ||
169 | }; | ||
170 | |||
171 | vic0: interrupt-controller@60000 { | ||
172 | compatible = "arm,pl192-vic"; | ||
173 | interrupt-controller; | ||
174 | reg = <0x60000 0x1000>; | ||
175 | #interrupt-cells = <1>; | ||
176 | }; | ||
177 | |||
178 | vic1: interrupt-controller@64000 { | ||
179 | compatible = "arm,pl192-vic"; | ||
180 | interrupt-controller; | ||
181 | reg = <0x64000 0x1000>; | ||
182 | #interrupt-cells = <1>; | ||
183 | }; | ||
184 | |||
185 | fuse: picoxcell-fuse@80000 { | ||
186 | compatible = "picoxcell,fuse-pc3x3"; | ||
187 | reg = <0x80000 0x10000>; | ||
188 | }; | ||
189 | |||
190 | ssi: picoxcell-spi@90000 { | ||
191 | compatible = "picoxcell,spi"; | ||
192 | reg = <0x90000 0x10000>; | ||
193 | interrupt-parent = <&vic0>; | ||
194 | interrupts = <10>; | ||
195 | }; | ||
196 | |||
197 | ipsec: spacc@100000 { | ||
198 | compatible = "picochip,spacc-ipsec"; | ||
199 | reg = <0x100000 0x10000>; | ||
200 | interrupt-parent = <&vic0>; | ||
201 | interrupts = <24>; | ||
202 | ref-clock = <&ipsec_clk>, "ref"; | ||
203 | }; | ||
204 | |||
205 | srtp: spacc@140000 { | ||
206 | compatible = "picochip,spacc-srtp"; | ||
207 | reg = <0x140000 0x10000>; | ||
208 | interrupt-parent = <&vic0>; | ||
209 | interrupts = <23>; | ||
210 | }; | ||
211 | |||
212 | l2_engine: spacc@180000 { | ||
213 | compatible = "picochip,spacc-l2"; | ||
214 | reg = <0x180000 0x10000>; | ||
215 | interrupt-parent = <&vic0>; | ||
216 | interrupts = <22>; | ||
217 | ref-clock = <&l2_clk>, "ref"; | ||
218 | }; | ||
219 | |||
220 | apb { | ||
221 | compatible = "simple-bus"; | ||
222 | #address-cells = <1>; | ||
223 | #size-cells = <1>; | ||
224 | ranges = <0 0x200000 0x80000>; | ||
225 | |||
226 | rtc0: rtc@00000 { | ||
227 | compatible = "picochip,pc3x2-rtc"; | ||
228 | clock-freq = <200000000>; | ||
229 | reg = <0x00000 0xf>; | ||
230 | interrupt-parent = <&vic0>; | ||
231 | interrupts = <8>; | ||
232 | }; | ||
233 | |||
234 | timer0: timer@10000 { | ||
235 | compatible = "picochip,pc3x2-timer"; | ||
236 | interrupt-parent = <&vic0>; | ||
237 | interrupts = <4>; | ||
238 | clock-freq = <200000000>; | ||
239 | reg = <0x10000 0x14>; | ||
240 | }; | ||
241 | |||
242 | timer1: timer@10014 { | ||
243 | compatible = "picochip,pc3x2-timer"; | ||
244 | interrupt-parent = <&vic0>; | ||
245 | interrupts = <5>; | ||
246 | clock-freq = <200000000>; | ||
247 | reg = <0x10014 0x14>; | ||
248 | }; | ||
249 | |||
250 | gpio: gpio@20000 { | ||
251 | compatible = "snps,dw-apb-gpio"; | ||
252 | reg = <0x20000 0x1000>; | ||
253 | #address-cells = <1>; | ||
254 | #size-cells = <0>; | ||
255 | reg-io-width = <4>; | ||
256 | |||
257 | banka: gpio-controller@0 { | ||
258 | compatible = "snps,dw-apb-gpio-bank"; | ||
259 | gpio-controller; | ||
260 | #gpio-cells = <2>; | ||
261 | gpio-generic,nr-gpio = <8>; | ||
262 | |||
263 | regoffset-dat = <0x50>; | ||
264 | regoffset-set = <0x00>; | ||
265 | regoffset-dirout = <0x04>; | ||
266 | }; | ||
267 | |||
268 | bankb: gpio-controller@1 { | ||
269 | compatible = "snps,dw-apb-gpio-bank"; | ||
270 | gpio-controller; | ||
271 | #gpio-cells = <2>; | ||
272 | gpio-generic,nr-gpio = <16>; | ||
273 | |||
274 | regoffset-dat = <0x54>; | ||
275 | regoffset-set = <0x0c>; | ||
276 | regoffset-dirout = <0x10>; | ||
277 | }; | ||
278 | |||
279 | bankd: gpio-controller@2 { | ||
280 | compatible = "snps,dw-apb-gpio-bank"; | ||
281 | gpio-controller; | ||
282 | #gpio-cells = <2>; | ||
283 | gpio-generic,nr-gpio = <30>; | ||
284 | |||
285 | regoffset-dat = <0x5c>; | ||
286 | regoffset-set = <0x24>; | ||
287 | regoffset-dirout = <0x28>; | ||
288 | }; | ||
289 | }; | ||
290 | |||
291 | uart0: uart@30000 { | ||
292 | compatible = "snps,dw-apb-uart"; | ||
293 | reg = <0x30000 0x1000>; | ||
294 | interrupt-parent = <&vic1>; | ||
295 | interrupts = <10>; | ||
296 | clock-frequency = <3686400>; | ||
297 | reg-shift = <2>; | ||
298 | reg-io-width = <4>; | ||
299 | }; | ||
300 | |||
301 | uart1: uart@40000 { | ||
302 | compatible = "snps,dw-apb-uart"; | ||
303 | reg = <0x40000 0x1000>; | ||
304 | interrupt-parent = <&vic1>; | ||
305 | interrupts = <9>; | ||
306 | clock-frequency = <3686400>; | ||
307 | reg-shift = <2>; | ||
308 | reg-io-width = <4>; | ||
309 | }; | ||
310 | |||
311 | wdog: watchdog@50000 { | ||
312 | compatible = "snps,dw-apb-wdg"; | ||
313 | reg = <0x50000 0x10000>; | ||
314 | interrupt-parent = <&vic0>; | ||
315 | interrupts = <11>; | ||
316 | bus-clock = <&pclk>, "bus"; | ||
317 | }; | ||
318 | |||
319 | timer2: timer@60000 { | ||
320 | compatible = "picochip,pc3x2-timer"; | ||
321 | interrupt-parent = <&vic0>; | ||
322 | interrupts = <6>; | ||
323 | clock-freq = <200000000>; | ||
324 | reg = <0x60000 0x14>; | ||
325 | }; | ||
326 | |||
327 | timer3: timer@60014 { | ||
328 | compatible = "picochip,pc3x2-timer"; | ||
329 | interrupt-parent = <&vic0>; | ||
330 | interrupts = <7>; | ||
331 | clock-freq = <200000000>; | ||
332 | reg = <0x60014 0x14>; | ||
333 | }; | ||
334 | }; | ||
335 | }; | ||
336 | |||
337 | rwid-axi { | ||
338 | #address-cells = <1>; | ||
339 | #size-cells = <1>; | ||
340 | compatible = "simple-bus"; | ||
341 | ranges; | ||
342 | |||
343 | ebi@50000000 { | ||
344 | compatible = "simple-bus"; | ||
345 | #address-cells = <2>; | ||
346 | #size-cells = <1>; | ||
347 | ranges = <0 0 0x40000000 0x08000000 | ||
348 | 1 0 0x48000000 0x08000000 | ||
349 | 2 0 0x50000000 0x08000000 | ||
350 | 3 0 0x58000000 0x08000000>; | ||
351 | }; | ||
352 | |||
353 | axi2pico@c0000000 { | ||
354 | compatible = "picochip,axi2pico-pc3x3"; | ||
355 | reg = <0xc0000000 0x10000>; | ||
356 | interrupt-parent = <&vic0>; | ||
357 | interrupts = <13 14 15 16 17 18 19 20 21>; | ||
358 | }; | ||
359 | |||
360 | otp@ffff8000 { | ||
361 | compatible = "picochip,otp-pc3x3"; | ||
362 | reg = <0xffff8000 0x8000>; | ||
363 | }; | ||
364 | }; | ||
365 | }; | ||
diff --git a/arch/arm/boot/dts/picoxcell-pc7302-pc3x2.dts b/arch/arm/boot/dts/picoxcell-pc7302-pc3x2.dts new file mode 100644 index 000000000000..1297414dd649 --- /dev/null +++ b/arch/arm/boot/dts/picoxcell-pc7302-pc3x2.dts | |||
@@ -0,0 +1,86 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2011 Picochip, Jamie Iles | ||
3 | * | ||
4 | * This software is licensed under the terms of the GNU General Public | ||
5 | * License version 2, as published by the Free Software Foundation, and | ||
6 | * may be copied, distributed, and modified under those terms. | ||
7 | * | ||
8 | * This program is distributed in the hope that it will be useful, | ||
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
11 | * GNU General Public License for more details. | ||
12 | */ | ||
13 | |||
14 | /dts-v1/; | ||
15 | /include/ "picoxcell-pc3x2.dtsi" | ||
16 | / { | ||
17 | model = "Picochip PC7302 (PC3X2)"; | ||
18 | compatible = "picochip,pc7302-pc3x2", "picochip,pc3x2"; | ||
19 | |||
20 | memory { | ||
21 | device_type = "memory"; | ||
22 | reg = <0x0 0x08000000>; | ||
23 | }; | ||
24 | |||
25 | chosen { | ||
26 | linux,stdout-path = &uart0; | ||
27 | }; | ||
28 | |||
29 | clocks { | ||
30 | ref_clk: clock@1 { | ||
31 | compatible = "fixed-clock"; | ||
32 | clock-outputs = "ref"; | ||
33 | clock-frequency = <20000000>; | ||
34 | }; | ||
35 | }; | ||
36 | |||
37 | rwid-axi { | ||
38 | ebi@50000000 { | ||
39 | nand: gpio-nand@2,0 { | ||
40 | compatible = "gpio-control-nand"; | ||
41 | #address-cells = <1>; | ||
42 | #size-cells = <1>; | ||
43 | reg = <2 0x0000 0x1000>; | ||
44 | bus-clock = <&pclk>, "bus"; | ||
45 | gpio-control-nand,io-sync-reg = | ||
46 | <0x00000000 0x80220000>; | ||
47 | |||
48 | gpios = <&banka 1 0 /* rdy */ | ||
49 | &banka 2 0 /* nce */ | ||
50 | &banka 3 0 /* ale */ | ||
51 | &banka 4 0 /* cle */ | ||
52 | 0 /* nwp */>; | ||
53 | |||
54 | boot@100000 { | ||
55 | label = "Boot"; | ||
56 | reg = <0x100000 0x80000>; | ||
57 | }; | ||
58 | |||
59 | redundant-boot@200000 { | ||
60 | label = "Redundant Boot"; | ||
61 | reg = <0x200000 0x80000>; | ||
62 | }; | ||
63 | |||
64 | boot-env@300000 { | ||
65 | label = "Boot Evironment"; | ||
66 | reg = <0x300000 0x20000>; | ||
67 | }; | ||
68 | |||
69 | redundant-boot-env@320000 { | ||
70 | label = "Redundant Boot Environment"; | ||
71 | reg = <0x300000 0x20000>; | ||
72 | }; | ||
73 | |||
74 | kernel@380000 { | ||
75 | label = "Kernel"; | ||
76 | reg = <0x380000 0x800000>; | ||
77 | }; | ||
78 | |||
79 | fs@b80000 { | ||
80 | label = "File System"; | ||
81 | reg = <0xb80000 0xf480000>; | ||
82 | }; | ||
83 | }; | ||
84 | }; | ||
85 | }; | ||
86 | }; | ||
diff --git a/arch/arm/boot/dts/picoxcell-pc7302-pc3x3.dts b/arch/arm/boot/dts/picoxcell-pc7302-pc3x3.dts new file mode 100644 index 000000000000..9e317a4f431c --- /dev/null +++ b/arch/arm/boot/dts/picoxcell-pc7302-pc3x3.dts | |||
@@ -0,0 +1,92 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2011 Picochip, Jamie Iles | ||
3 | * | ||
4 | * This software is licensed under the terms of the GNU General Public | ||
5 | * License version 2, as published by the Free Software Foundation, and | ||
6 | * may be copied, distributed, and modified under those terms. | ||
7 | * | ||
8 | * This program is distributed in the hope that it will be useful, | ||
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
11 | * GNU General Public License for more details. | ||
12 | */ | ||
13 | |||
14 | /dts-v1/; | ||
15 | /include/ "picoxcell-pc3x3.dtsi" | ||
16 | / { | ||
17 | model = "Picochip PC7302 (PC3X3)"; | ||
18 | compatible = "picochip,pc7302-pc3x3", "picochip,pc3x3"; | ||
19 | |||
20 | memory { | ||
21 | device_type = "memory"; | ||
22 | reg = <0x0 0x08000000>; | ||
23 | }; | ||
24 | |||
25 | chosen { | ||
26 | linux,stdout-path = &uart0; | ||
27 | }; | ||
28 | |||
29 | clocks { | ||
30 | ref_clk: clock@10 { | ||
31 | compatible = "fixed-clock"; | ||
32 | clock-outputs = "ref"; | ||
33 | clock-frequency = <20000000>; | ||
34 | }; | ||
35 | |||
36 | clkgate: clkgate@800a0048 { | ||
37 | clock@4 { | ||
38 | picochip,clk-no-disable; | ||
39 | }; | ||
40 | }; | ||
41 | }; | ||
42 | |||
43 | rwid-axi { | ||
44 | ebi@50000000 { | ||
45 | nand: gpio-nand@2,0 { | ||
46 | compatible = "gpio-control-nand"; | ||
47 | #address-cells = <1>; | ||
48 | #size-cells = <1>; | ||
49 | reg = <2 0x0000 0x1000>; | ||
50 | bus-clock = <&ebi_clk>, "bus"; | ||
51 | gpio-control-nand,io-sync-reg = | ||
52 | <0x00000000 0x80220000>; | ||
53 | |||
54 | gpios = <&banka 1 0 /* rdy */ | ||
55 | &banka 2 0 /* nce */ | ||
56 | &banka 3 0 /* ale */ | ||
57 | &banka 4 0 /* cle */ | ||
58 | 0 /* nwp */>; | ||
59 | |||
60 | boot@100000 { | ||
61 | label = "Boot"; | ||
62 | reg = <0x100000 0x80000>; | ||
63 | }; | ||
64 | |||
65 | redundant-boot@200000 { | ||
66 | label = "Redundant Boot"; | ||
67 | reg = <0x200000 0x80000>; | ||
68 | }; | ||
69 | |||
70 | boot-env@300000 { | ||
71 | label = "Boot Evironment"; | ||
72 | reg = <0x300000 0x20000>; | ||
73 | }; | ||
74 | |||
75 | redundant-boot-env@320000 { | ||
76 | label = "Redundant Boot Environment"; | ||
77 | reg = <0x300000 0x20000>; | ||
78 | }; | ||
79 | |||
80 | kernel@380000 { | ||
81 | label = "Kernel"; | ||
82 | reg = <0x380000 0x800000>; | ||
83 | }; | ||
84 | |||
85 | fs@b80000 { | ||
86 | label = "File System"; | ||
87 | reg = <0xb80000 0xf480000>; | ||
88 | }; | ||
89 | }; | ||
90 | }; | ||
91 | }; | ||
92 | }; | ||
diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h index 434edccdf7f3..1db1143a9483 100644 --- a/arch/arm/include/asm/hardware/cache-l2x0.h +++ b/arch/arm/include/asm/hardware/cache-l2x0.h | |||
@@ -102,7 +102,14 @@ | |||
102 | 102 | ||
103 | #ifndef __ASSEMBLY__ | 103 | #ifndef __ASSEMBLY__ |
104 | extern void __init l2x0_init(void __iomem *base, __u32 aux_val, __u32 aux_mask); | 104 | extern void __init l2x0_init(void __iomem *base, __u32 aux_val, __u32 aux_mask); |
105 | #if defined(CONFIG_CACHE_L2X0) && defined(CONFIG_OF) | ||
105 | extern int l2x0_of_init(__u32 aux_val, __u32 aux_mask); | 106 | extern int l2x0_of_init(__u32 aux_val, __u32 aux_mask); |
107 | #else | ||
108 | static inline int l2x0_of_init(__u32 aux_val, __u32 aux_mask) | ||
109 | { | ||
110 | return -ENODEV; | ||
111 | } | ||
112 | #endif | ||
106 | 113 | ||
107 | struct l2x0_regs { | 114 | struct l2x0_regs { |
108 | unsigned long phy_base; | 115 | unsigned long phy_base; |
@@ -121,6 +128,6 @@ struct l2x0_regs { | |||
121 | 128 | ||
122 | extern struct l2x0_regs l2x0_saved_regs; | 129 | extern struct l2x0_regs l2x0_saved_regs; |
123 | 130 | ||
124 | #endif | 131 | #endif /* __ASSEMBLY__ */ |
125 | 132 | ||
126 | #endif | 133 | #endif |
diff --git a/arch/arm/mach-highbank/Makefile b/arch/arm/mach-highbank/Makefile new file mode 100644 index 000000000000..986958a5a720 --- /dev/null +++ b/arch/arm/mach-highbank/Makefile | |||
@@ -0,0 +1,6 @@ | |||
1 | obj-y := clock.o highbank.o system.o | ||
2 | obj-$(CONFIG_DEBUG_HIGHBANK_UART) += lluart.o | ||
3 | obj-$(CONFIG_SMP) += platsmp.o | ||
4 | obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o | ||
5 | obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o | ||
6 | obj-$(CONFIG_PM_SLEEP) += pm.o | ||
diff --git a/arch/arm/mach-highbank/Makefile.boot b/arch/arm/mach-highbank/Makefile.boot new file mode 100644 index 000000000000..dae9661a7689 --- /dev/null +++ b/arch/arm/mach-highbank/Makefile.boot | |||
@@ -0,0 +1 @@ | |||
zreladdr-y := 0x00008000 | |||
diff --git a/arch/arm/mach-highbank/clock.c b/arch/arm/mach-highbank/clock.c new file mode 100644 index 000000000000..c25a2ae4fde1 --- /dev/null +++ b/arch/arm/mach-highbank/clock.c | |||
@@ -0,0 +1,62 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | #include <linux/module.h> | ||
17 | #include <linux/kernel.h> | ||
18 | #include <linux/errno.h> | ||
19 | #include <linux/clk.h> | ||
20 | #include <linux/clkdev.h> | ||
21 | |||
22 | struct clk { | ||
23 | unsigned long rate; | ||
24 | }; | ||
25 | |||
26 | int clk_enable(struct clk *clk) | ||
27 | { | ||
28 | return 0; | ||
29 | } | ||
30 | |||
31 | void clk_disable(struct clk *clk) | ||
32 | {} | ||
33 | |||
34 | unsigned long clk_get_rate(struct clk *clk) | ||
35 | { | ||
36 | return clk->rate; | ||
37 | } | ||
38 | |||
39 | long clk_round_rate(struct clk *clk, unsigned long rate) | ||
40 | { | ||
41 | return clk->rate; | ||
42 | } | ||
43 | |||
44 | int clk_set_rate(struct clk *clk, unsigned long rate) | ||
45 | { | ||
46 | return 0; | ||
47 | } | ||
48 | |||
49 | static struct clk eclk = { .rate = 200000000 }; | ||
50 | static struct clk pclk = { .rate = 150000000 }; | ||
51 | |||
52 | static struct clk_lookup lookups[] = { | ||
53 | { .clk = &pclk, .con_id = "apb_pclk", }, | ||
54 | { .clk = &pclk, .dev_id = "sp804", }, | ||
55 | { .clk = &eclk, .dev_id = "ffe0e000.sdhci", }, | ||
56 | { .clk = &pclk, .dev_id = "fff36000.serial", }, | ||
57 | }; | ||
58 | |||
59 | void __init highbank_clocks_init(void) | ||
60 | { | ||
61 | clkdev_add_table(lookups, ARRAY_SIZE(lookups)); | ||
62 | } | ||
diff --git a/arch/arm/mach-highbank/core.h b/arch/arm/mach-highbank/core.h new file mode 100644 index 000000000000..7e33fc94cd1e --- /dev/null +++ b/arch/arm/mach-highbank/core.h | |||
@@ -0,0 +1,9 @@ | |||
1 | extern void highbank_set_cpu_jump(int cpu, void *jump_addr); | ||
2 | extern void highbank_clocks_init(void); | ||
3 | extern void __iomem *scu_base_addr; | ||
4 | #ifdef CONFIG_DEBUG_HIGHBANK_UART | ||
5 | extern void highbank_lluart_map_io(void); | ||
6 | #else | ||
7 | static inline void highbank_lluart_map_io(void) {} | ||
8 | #endif | ||
9 | |||
diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c new file mode 100644 index 000000000000..b82dcf08e747 --- /dev/null +++ b/arch/arm/mach-highbank/highbank.c | |||
@@ -0,0 +1,145 @@ | |||
1 | /* | ||
2 | * Copyright 2010-2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | #include <linux/clk.h> | ||
17 | #include <linux/clkdev.h> | ||
18 | #include <linux/io.h> | ||
19 | #include <linux/irq.h> | ||
20 | #include <linux/irqdomain.h> | ||
21 | #include <linux/of.h> | ||
22 | #include <linux/of_irq.h> | ||
23 | #include <linux/of_platform.h> | ||
24 | #include <linux/of_address.h> | ||
25 | |||
26 | #include <asm/cacheflush.h> | ||
27 | #include <asm/unified.h> | ||
28 | #include <asm/smp_scu.h> | ||
29 | #include <asm/hardware/arm_timer.h> | ||
30 | #include <asm/hardware/timer-sp.h> | ||
31 | #include <asm/hardware/gic.h> | ||
32 | #include <asm/hardware/cache-l2x0.h> | ||
33 | #include <asm/mach/arch.h> | ||
34 | #include <asm/mach/map.h> | ||
35 | #include <asm/mach/time.h> | ||
36 | #include <mach/irqs.h> | ||
37 | |||
38 | #include "core.h" | ||
39 | #include "sysregs.h" | ||
40 | |||
41 | void __iomem *sregs_base; | ||
42 | |||
43 | #define HB_SCU_VIRT_BASE 0xfee00000 | ||
44 | void __iomem *scu_base_addr = ((void __iomem *)(HB_SCU_VIRT_BASE)); | ||
45 | |||
46 | static struct map_desc scu_io_desc __initdata = { | ||
47 | .virtual = HB_SCU_VIRT_BASE, | ||
48 | .pfn = 0, /* run-time */ | ||
49 | .length = SZ_4K, | ||
50 | .type = MT_DEVICE, | ||
51 | }; | ||
52 | |||
53 | static void __init highbank_scu_map_io(void) | ||
54 | { | ||
55 | unsigned long base; | ||
56 | |||
57 | /* Get SCU base */ | ||
58 | asm("mrc p15, 4, %0, c15, c0, 0" : "=r" (base)); | ||
59 | |||
60 | scu_io_desc.pfn = __phys_to_pfn(base); | ||
61 | iotable_init(&scu_io_desc, 1); | ||
62 | } | ||
63 | |||
64 | static void __init highbank_map_io(void) | ||
65 | { | ||
66 | highbank_scu_map_io(); | ||
67 | highbank_lluart_map_io(); | ||
68 | } | ||
69 | |||
70 | #define HB_JUMP_TABLE_PHYS(cpu) (0x40 + (0x10 * (cpu))) | ||
71 | #define HB_JUMP_TABLE_VIRT(cpu) phys_to_virt(HB_JUMP_TABLE_PHYS(cpu)) | ||
72 | |||
73 | void highbank_set_cpu_jump(int cpu, void *jump_addr) | ||
74 | { | ||
75 | writel(BSYM(virt_to_phys(jump_addr)), HB_JUMP_TABLE_VIRT(cpu)); | ||
76 | __cpuc_flush_dcache_area(HB_JUMP_TABLE_VIRT(cpu), 16); | ||
77 | outer_clean_range(HB_JUMP_TABLE_PHYS(cpu), | ||
78 | HB_JUMP_TABLE_PHYS(cpu) + 15); | ||
79 | } | ||
80 | |||
81 | const static struct of_device_id irq_match[] = { | ||
82 | { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, }, | ||
83 | {} | ||
84 | }; | ||
85 | |||
86 | static void __init highbank_init_irq(void) | ||
87 | { | ||
88 | of_irq_init(irq_match); | ||
89 | l2x0_of_init(0, ~0UL); | ||
90 | } | ||
91 | |||
92 | static void __init highbank_timer_init(void) | ||
93 | { | ||
94 | int irq; | ||
95 | struct device_node *np; | ||
96 | void __iomem *timer_base; | ||
97 | |||
98 | /* Map system registers */ | ||
99 | np = of_find_compatible_node(NULL, NULL, "calxeda,hb-sregs"); | ||
100 | sregs_base = of_iomap(np, 0); | ||
101 | WARN_ON(!sregs_base); | ||
102 | |||
103 | np = of_find_compatible_node(NULL, NULL, "arm,sp804"); | ||
104 | timer_base = of_iomap(np, 0); | ||
105 | WARN_ON(!timer_base); | ||
106 | irq = irq_of_parse_and_map(np, 0); | ||
107 | |||
108 | highbank_clocks_init(); | ||
109 | |||
110 | sp804_clocksource_init(timer_base + 0x20, "timer1"); | ||
111 | sp804_clockevents_init(timer_base, irq, "timer0"); | ||
112 | } | ||
113 | |||
114 | static struct sys_timer highbank_timer = { | ||
115 | .init = highbank_timer_init, | ||
116 | }; | ||
117 | |||
118 | static void highbank_power_off(void) | ||
119 | { | ||
120 | hignbank_set_pwr_shutdown(); | ||
121 | scu_power_mode(scu_base_addr, SCU_PM_POWEROFF); | ||
122 | |||
123 | while (1) | ||
124 | cpu_do_idle(); | ||
125 | } | ||
126 | |||
127 | static void __init highbank_init(void) | ||
128 | { | ||
129 | pm_power_off = highbank_power_off; | ||
130 | |||
131 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); | ||
132 | } | ||
133 | |||
134 | static const char *highbank_match[] __initconst = { | ||
135 | "calxeda,highbank", | ||
136 | NULL, | ||
137 | }; | ||
138 | |||
139 | DT_MACHINE_START(HIGHBANK, "Highbank") | ||
140 | .map_io = highbank_map_io, | ||
141 | .init_irq = highbank_init_irq, | ||
142 | .timer = &highbank_timer, | ||
143 | .init_machine = highbank_init, | ||
144 | .dt_compat = highbank_match, | ||
145 | MACHINE_END | ||
diff --git a/arch/arm/mach-highbank/hotplug.c b/arch/arm/mach-highbank/hotplug.c new file mode 100644 index 000000000000..977cebbea580 --- /dev/null +++ b/arch/arm/mach-highbank/hotplug.c | |||
@@ -0,0 +1,56 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | #include <linux/kernel.h> | ||
17 | #include <linux/errno.h> | ||
18 | #include <linux/smp.h> | ||
19 | |||
20 | #include <asm/smp_scu.h> | ||
21 | #include <asm/cacheflush.h> | ||
22 | |||
23 | #include "core.h" | ||
24 | |||
25 | extern void secondary_startup(void); | ||
26 | |||
27 | int platform_cpu_kill(unsigned int cpu) | ||
28 | { | ||
29 | return 1; | ||
30 | } | ||
31 | |||
32 | /* | ||
33 | * platform-specific code to shutdown a CPU | ||
34 | * | ||
35 | */ | ||
36 | void platform_cpu_die(unsigned int cpu) | ||
37 | { | ||
38 | flush_cache_all(); | ||
39 | |||
40 | highbank_set_cpu_jump(cpu, secondary_startup); | ||
41 | scu_power_mode(scu_base_addr, SCU_PM_POWEROFF); | ||
42 | |||
43 | cpu_do_idle(); | ||
44 | |||
45 | /* We should never return from idle */ | ||
46 | panic("highbank: cpu %d unexpectedly exit from shutdown\n", cpu); | ||
47 | } | ||
48 | |||
49 | int platform_cpu_disable(unsigned int cpu) | ||
50 | { | ||
51 | /* | ||
52 | * CPU0 should not be shut down via hotplug. cpu_idle can WFI | ||
53 | * or a proper shutdown or hibernate should be used. | ||
54 | */ | ||
55 | return cpu == 0 ? -EPERM : 0; | ||
56 | } | ||
diff --git a/arch/arm/mach-highbank/include/mach/debug-macro.S b/arch/arm/mach-highbank/include/mach/debug-macro.S new file mode 100644 index 000000000000..cb57fe5bcd04 --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/debug-macro.S | |||
@@ -0,0 +1,19 @@ | |||
1 | /* | ||
2 | * Debugging macro include header | ||
3 | * | ||
4 | * Copyright (C) 1994-1999 Russell King | ||
5 | * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License version 2 as | ||
9 | * published by the Free Software Foundation. | ||
10 | */ | ||
11 | |||
12 | .macro addruart,rp,rv,tmp | ||
13 | movw \rv, #0x6000 | ||
14 | movt \rv, #0xfee3 | ||
15 | movw \rp, #0x6000 | ||
16 | movt \rp, #0xfff3 | ||
17 | .endm | ||
18 | |||
19 | #include <asm/hardware/debug-pl01x.S> | ||
diff --git a/arch/arm/mach-highbank/include/mach/entry-macro.S b/arch/arm/mach-highbank/include/mach/entry-macro.S new file mode 100644 index 000000000000..73c11297509e --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/entry-macro.S | |||
@@ -0,0 +1,7 @@ | |||
1 | #include <asm/hardware/entry-macro-gic.S> | ||
2 | |||
3 | .macro disable_fiq | ||
4 | .endm | ||
5 | |||
6 | .macro arch_ret_to_user, tmp1, tmp2 | ||
7 | .endm | ||
diff --git a/arch/arm/mach-highbank/include/mach/gpio.h b/arch/arm/mach-highbank/include/mach/gpio.h new file mode 100644 index 000000000000..40a8c178f10d --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/gpio.h | |||
@@ -0,0 +1 @@ | |||
/* empty */ | |||
diff --git a/arch/arm/mach-highbank/include/mach/io.h b/arch/arm/mach-highbank/include/mach/io.h new file mode 100644 index 000000000000..70cfa3ba7697 --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/io.h | |||
@@ -0,0 +1,7 @@ | |||
1 | #ifndef __MACH_IO_H | ||
2 | #define __MACH_IO_H | ||
3 | |||
4 | #define __io(a) ({ (void)(a); __typesafe_io(0); }) | ||
5 | #define __mem_pci(a) (a) | ||
6 | |||
7 | #endif | ||
diff --git a/arch/arm/mach-highbank/include/mach/irqs.h b/arch/arm/mach-highbank/include/mach/irqs.h new file mode 100644 index 000000000000..9746aab14e9a --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/irqs.h | |||
@@ -0,0 +1,6 @@ | |||
1 | #ifndef __MACH_IRQS_H | ||
2 | #define __MACH_IRQS_H | ||
3 | |||
4 | #define NR_IRQS 192 | ||
5 | |||
6 | #endif | ||
diff --git a/arch/arm/mach-highbank/include/mach/memory.h b/arch/arm/mach-highbank/include/mach/memory.h new file mode 100644 index 000000000000..40a8c178f10d --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/memory.h | |||
@@ -0,0 +1 @@ | |||
/* empty */ | |||
diff --git a/arch/arm/mach-highbank/include/mach/system.h b/arch/arm/mach-highbank/include/mach/system.h new file mode 100644 index 000000000000..7e8192296cae --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/system.h | |||
@@ -0,0 +1,26 @@ | |||
1 | /* | ||
2 | * Copyright 2010-2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | #ifndef __MACH_SYSTEM_H | ||
17 | #define __MACH_SYSTEM_H | ||
18 | |||
19 | static inline void arch_idle(void) | ||
20 | { | ||
21 | cpu_do_idle(); | ||
22 | } | ||
23 | |||
24 | extern void arch_reset(char mode, const char *cmd); | ||
25 | |||
26 | #endif | ||
diff --git a/arch/arm/mach-highbank/include/mach/timex.h b/arch/arm/mach-highbank/include/mach/timex.h new file mode 100644 index 000000000000..88dac7a55a97 --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/timex.h | |||
@@ -0,0 +1,6 @@ | |||
1 | #ifndef __MACH_TIMEX_H | ||
2 | #define __MACH_TIMEX_H | ||
3 | |||
4 | #define CLOCK_TICK_RATE 1000000 | ||
5 | |||
6 | #endif | ||
diff --git a/arch/arm/mach-highbank/include/mach/uncompress.h b/arch/arm/mach-highbank/include/mach/uncompress.h new file mode 100644 index 000000000000..bbe20e696325 --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/uncompress.h | |||
@@ -0,0 +1,9 @@ | |||
1 | #ifndef __MACH_UNCOMPRESS_H | ||
2 | #define __MACH_UNCOMPRESS_H | ||
3 | |||
4 | #define putc(c) | ||
5 | #define flush() | ||
6 | #define arch_decomp_setup() | ||
7 | #define arch_decomp_wdog() | ||
8 | |||
9 | #endif | ||
diff --git a/arch/arm/mach-highbank/include/mach/vmalloc.h b/arch/arm/mach-highbank/include/mach/vmalloc.h new file mode 100644 index 000000000000..1969e954277a --- /dev/null +++ b/arch/arm/mach-highbank/include/mach/vmalloc.h | |||
@@ -0,0 +1 @@ | |||
#define VMALLOC_END 0xFEE00000UL | |||
diff --git a/arch/arm/mach-highbank/lluart.c b/arch/arm/mach-highbank/lluart.c new file mode 100644 index 000000000000..371575019f33 --- /dev/null +++ b/arch/arm/mach-highbank/lluart.c | |||
@@ -0,0 +1,34 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | #include <linux/init.h> | ||
17 | #include <asm/page.h> | ||
18 | #include <asm/sizes.h> | ||
19 | #include <asm/mach/map.h> | ||
20 | |||
21 | #define HB_DEBUG_LL_PHYS_BASE 0xfff36000 | ||
22 | #define HB_DEBUG_LL_VIRT_BASE 0xfee36000 | ||
23 | |||
24 | static struct map_desc lluart_io_desc __initdata = { | ||
25 | .virtual = HB_DEBUG_LL_VIRT_BASE, | ||
26 | .pfn = __phys_to_pfn(HB_DEBUG_LL_PHYS_BASE), | ||
27 | .length = SZ_4K, | ||
28 | .type = MT_DEVICE, | ||
29 | }; | ||
30 | |||
31 | void __init highbank_lluart_map_io(void) | ||
32 | { | ||
33 | iotable_init(&lluart_io_desc, 1); | ||
34 | } | ||
diff --git a/arch/arm/mach-highbank/localtimer.c b/arch/arm/mach-highbank/localtimer.c new file mode 100644 index 000000000000..5a00e7945fdf --- /dev/null +++ b/arch/arm/mach-highbank/localtimer.c | |||
@@ -0,0 +1,40 @@ | |||
1 | /* | ||
2 | * Copyright 2010-2011 Calxeda, Inc. | ||
3 | * Based on localtimer.c, Copyright (C) 2002 ARM Ltd. | ||
4 | * | ||
5 | * This program is free software; you can redistribute it and/or modify it | ||
6 | * under the terms and conditions of the GNU General Public License, | ||
7 | * version 2, as published by the Free Software Foundation. | ||
8 | * | ||
9 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
12 | * more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License along with | ||
15 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
16 | */ | ||
17 | #include <linux/init.h> | ||
18 | #include <linux/clockchips.h> | ||
19 | #include <linux/of.h> | ||
20 | #include <linux/of_address.h> | ||
21 | #include <linux/of_irq.h> | ||
22 | |||
23 | #include <asm/smp_twd.h> | ||
24 | |||
25 | /* | ||
26 | * Setup the local clock events for a CPU. | ||
27 | */ | ||
28 | int __cpuinit local_timer_setup(struct clock_event_device *evt) | ||
29 | { | ||
30 | struct device_node *np; | ||
31 | |||
32 | np = of_find_compatible_node(NULL, NULL, "arm,smp-twd"); | ||
33 | if (!twd_base) { | ||
34 | twd_base = of_iomap(np, 0); | ||
35 | WARN_ON(!twd_base); | ||
36 | } | ||
37 | evt->irq = irq_of_parse_and_map(np, 0); | ||
38 | twd_timer_setup(evt); | ||
39 | return 0; | ||
40 | } | ||
diff --git a/arch/arm/mach-highbank/platsmp.c b/arch/arm/mach-highbank/platsmp.c new file mode 100644 index 000000000000..d01364c72b45 --- /dev/null +++ b/arch/arm/mach-highbank/platsmp.c | |||
@@ -0,0 +1,78 @@ | |||
1 | /* | ||
2 | * Copyright 2010-2011 Calxeda, Inc. | ||
3 | * Based on platsmp.c, Copyright (C) 2002 ARM Ltd. | ||
4 | * | ||
5 | * This program is free software; you can redistribute it and/or modify it | ||
6 | * under the terms and conditions of the GNU General Public License, | ||
7 | * version 2, as published by the Free Software Foundation. | ||
8 | * | ||
9 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
12 | * more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License along with | ||
15 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
16 | */ | ||
17 | #include <linux/init.h> | ||
18 | #include <linux/smp.h> | ||
19 | #include <linux/io.h> | ||
20 | |||
21 | #include <asm/smp_scu.h> | ||
22 | #include <asm/hardware/gic.h> | ||
23 | |||
24 | #include "core.h" | ||
25 | |||
26 | extern void secondary_startup(void); | ||
27 | |||
28 | void __cpuinit platform_secondary_init(unsigned int cpu) | ||
29 | { | ||
30 | gic_secondary_init(0); | ||
31 | } | ||
32 | |||
33 | int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) | ||
34 | { | ||
35 | gic_raise_softirq(cpumask_of(cpu), 0); | ||
36 | return 0; | ||
37 | } | ||
38 | |||
39 | /* | ||
40 | * Initialise the CPU possible map early - this describes the CPUs | ||
41 | * which may be present or become present in the system. | ||
42 | */ | ||
43 | void __init smp_init_cpus(void) | ||
44 | { | ||
45 | unsigned int i, ncores; | ||
46 | |||
47 | ncores = scu_get_core_count(scu_base_addr); | ||
48 | |||
49 | /* sanity check */ | ||
50 | if (ncores > NR_CPUS) { | ||
51 | printk(KERN_WARNING | ||
52 | "highbank: no. of cores (%d) greater than configured " | ||
53 | "maximum of %d - clipping\n", | ||
54 | ncores, NR_CPUS); | ||
55 | ncores = NR_CPUS; | ||
56 | } | ||
57 | |||
58 | for (i = 0; i < ncores; i++) | ||
59 | set_cpu_possible(i, true); | ||
60 | |||
61 | set_smp_cross_call(gic_raise_softirq); | ||
62 | } | ||
63 | |||
64 | void __init platform_smp_prepare_cpus(unsigned int max_cpus) | ||
65 | { | ||
66 | int i; | ||
67 | |||
68 | scu_enable(scu_base_addr); | ||
69 | |||
70 | /* | ||
71 | * Write the address of secondary startup into the jump table | ||
72 | * The cores are in wfi and wait until they receive a soft interrupt | ||
73 | * and a non-zero value to jump to. Then the secondary CPU branches | ||
74 | * to this address. | ||
75 | */ | ||
76 | for (i = 1; i < max_cpus; i++) | ||
77 | highbank_set_cpu_jump(i, secondary_startup); | ||
78 | } | ||
diff --git a/arch/arm/mach-highbank/pm.c b/arch/arm/mach-highbank/pm.c new file mode 100644 index 000000000000..33b3beb89982 --- /dev/null +++ b/arch/arm/mach-highbank/pm.c | |||
@@ -0,0 +1,55 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | |||
17 | #include <linux/init.h> | ||
18 | #include <linux/io.h> | ||
19 | #include <linux/suspend.h> | ||
20 | |||
21 | #include <asm/proc-fns.h> | ||
22 | #include <asm/smp_scu.h> | ||
23 | #include <asm/suspend.h> | ||
24 | |||
25 | #include "core.h" | ||
26 | #include "sysregs.h" | ||
27 | |||
28 | static int highbank_suspend_finish(unsigned long val) | ||
29 | { | ||
30 | cpu_do_idle(); | ||
31 | return 0; | ||
32 | } | ||
33 | |||
34 | static int highbank_pm_enter(suspend_state_t state) | ||
35 | { | ||
36 | hignbank_set_pwr_suspend(); | ||
37 | highbank_set_cpu_jump(0, cpu_resume); | ||
38 | |||
39 | scu_power_mode(scu_base_addr, SCU_PM_POWEROFF); | ||
40 | cpu_suspend(0, highbank_suspend_finish); | ||
41 | |||
42 | return 0; | ||
43 | } | ||
44 | |||
45 | static const struct platform_suspend_ops highbank_pm_ops = { | ||
46 | .enter = highbank_pm_enter, | ||
47 | .valid = suspend_valid_only_mem, | ||
48 | }; | ||
49 | |||
50 | static int __init highbank_pm_init(void) | ||
51 | { | ||
52 | suspend_set_ops(&highbank_pm_ops); | ||
53 | return 0; | ||
54 | } | ||
55 | module_init(highbank_pm_init); | ||
diff --git a/arch/arm/mach-highbank/sysregs.h b/arch/arm/mach-highbank/sysregs.h new file mode 100644 index 000000000000..0e913389f445 --- /dev/null +++ b/arch/arm/mach-highbank/sysregs.h | |||
@@ -0,0 +1,52 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | #ifndef _MACH_HIGHBANK__SYSREGS_H_ | ||
17 | #define _MACH_HIGHBANK__SYSREGS_H_ | ||
18 | |||
19 | #include <linux/io.h> | ||
20 | |||
21 | extern void __iomem *sregs_base; | ||
22 | |||
23 | #define HB_SREG_A9_PWR_REQ 0xf00 | ||
24 | #define HB_SREG_A9_BOOT_STAT 0xf04 | ||
25 | #define HB_SREG_A9_BOOT_DATA 0xf08 | ||
26 | |||
27 | #define HB_PWR_SUSPEND 0 | ||
28 | #define HB_PWR_SOFT_RESET 1 | ||
29 | #define HB_PWR_HARD_RESET 2 | ||
30 | #define HB_PWR_SHUTDOWN 3 | ||
31 | |||
32 | static inline void hignbank_set_pwr_suspend(void) | ||
33 | { | ||
34 | writel(HB_PWR_SUSPEND, sregs_base + HB_SREG_A9_PWR_REQ); | ||
35 | } | ||
36 | |||
37 | static inline void hignbank_set_pwr_shutdown(void) | ||
38 | { | ||
39 | writel(HB_PWR_SHUTDOWN, sregs_base + HB_SREG_A9_PWR_REQ); | ||
40 | } | ||
41 | |||
42 | static inline void hignbank_set_pwr_soft_reset(void) | ||
43 | { | ||
44 | writel(HB_PWR_SOFT_RESET, sregs_base + HB_SREG_A9_PWR_REQ); | ||
45 | } | ||
46 | |||
47 | static inline void hignbank_set_pwr_hard_reset(void) | ||
48 | { | ||
49 | writel(HB_PWR_HARD_RESET, sregs_base + HB_SREG_A9_PWR_REQ); | ||
50 | } | ||
51 | |||
52 | #endif | ||
diff --git a/arch/arm/mach-highbank/system.c b/arch/arm/mach-highbank/system.c new file mode 100644 index 000000000000..53f0c4c5ef1c --- /dev/null +++ b/arch/arm/mach-highbank/system.c | |||
@@ -0,0 +1,33 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Calxeda, Inc. | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify it | ||
5 | * under the terms and conditions of the GNU General Public License, | ||
6 | * version 2, as published by the Free Software Foundation. | ||
7 | * | ||
8 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
11 | * more details. | ||
12 | * | ||
13 | * You should have received a copy of the GNU General Public License along with | ||
14 | * this program. If not, see <http://www.gnu.org/licenses/>. | ||
15 | */ | ||
16 | #include <linux/io.h> | ||
17 | #include <asm/smp_scu.h> | ||
18 | #include <asm/proc-fns.h> | ||
19 | |||
20 | #include "core.h" | ||
21 | #include "sysregs.h" | ||
22 | |||
23 | void arch_reset(char mode, const char *cmd) | ||
24 | { | ||
25 | if (mode == 'h') | ||
26 | hignbank_set_pwr_hard_reset(); | ||
27 | else | ||
28 | hignbank_set_pwr_soft_reset(); | ||
29 | |||
30 | scu_power_mode(scu_base_addr, SCU_PM_POWEROFF); | ||
31 | cpu_do_idle(); | ||
32 | } | ||
33 | |||
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index e605900ffe1d..5f7f9c2a34ae 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig | |||
@@ -1,5 +1,15 @@ | |||
1 | config IMX_HAVE_DMA_V1 | 1 | config IMX_HAVE_DMA_V1 |
2 | bool | 2 | bool |
3 | |||
4 | config HAVE_IMX_GPC | ||
5 | bool | ||
6 | |||
7 | config HAVE_IMX_MMDC | ||
8 | bool | ||
9 | |||
10 | config HAVE_IMX_SRC | ||
11 | bool | ||
12 | |||
3 | # | 13 | # |
4 | # ARCH_MX31 and ARCH_MX35 are left for compatibility | 14 | # ARCH_MX31 and ARCH_MX35 are left for compatibility |
5 | # Some usages assume that having one of them implies not having (e.g.) ARCH_MX2. | 15 | # Some usages assume that having one of them implies not having (e.g.) ARCH_MX2. |
@@ -64,6 +74,7 @@ config SOC_IMX31 | |||
64 | select ARCH_MXC_AUDMUX_V2 | 74 | select ARCH_MXC_AUDMUX_V2 |
65 | select ARCH_MX31 | 75 | select ARCH_MX31 |
66 | select MXC_AVIC | 76 | select MXC_AVIC |
77 | select SMP_ON_UP if SMP | ||
67 | 78 | ||
68 | config SOC_IMX35 | 79 | config SOC_IMX35 |
69 | bool | 80 | bool |
@@ -73,6 +84,7 @@ config SOC_IMX35 | |||
73 | select HAVE_EPIT | 84 | select HAVE_EPIT |
74 | select ARCH_MX35 | 85 | select ARCH_MX35 |
75 | select MXC_AVIC | 86 | select MXC_AVIC |
87 | select SMP_ON_UP if SMP | ||
76 | 88 | ||
77 | 89 | ||
78 | if ARCH_IMX_V4_V5 | 90 | if ARCH_IMX_V4_V5 |
@@ -341,7 +353,7 @@ config MACH_IMX27IPCAM | |||
341 | 353 | ||
342 | endif | 354 | endif |
343 | 355 | ||
344 | if ARCH_MX3 | 356 | if ARCH_IMX_V6_V7 |
345 | 357 | ||
346 | comment "MX31 platforms:" | 358 | comment "MX31 platforms:" |
347 | 359 | ||
@@ -592,4 +604,20 @@ config MACH_VPR200 | |||
592 | Include support for VPR200 platform. This includes specific | 604 | Include support for VPR200 platform. This includes specific |
593 | configurations for the board and its peripherals. | 605 | configurations for the board and its peripherals. |
594 | 606 | ||
607 | comment "i.MX6 family:" | ||
608 | |||
609 | config SOC_IMX6Q | ||
610 | bool "i.MX6 Quad support" | ||
611 | select ARM_GIC | ||
612 | select CACHE_L2X0 | ||
613 | select CPU_V7 | ||
614 | select HAVE_ARM_SCU | ||
615 | select HAVE_IMX_GPC | ||
616 | select HAVE_IMX_MMDC | ||
617 | select HAVE_IMX_SRC | ||
618 | select USE_OF | ||
619 | |||
620 | help | ||
621 | This enables support for Freescale i.MX6 Quad processor. | ||
622 | |||
595 | endif | 623 | endif |
diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index 116d4b2d2817..aba73214c2a8 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile | |||
@@ -60,3 +60,14 @@ obj-$(CONFIG_MACH_MX35_3DS) += mach-mx35_3ds.o | |||
60 | obj-$(CONFIG_MACH_EUKREA_CPUIMX35) += mach-cpuimx35.o | 60 | obj-$(CONFIG_MACH_EUKREA_CPUIMX35) += mach-cpuimx35.o |
61 | obj-$(CONFIG_MACH_EUKREA_MBIMXSD35_BASEBOARD) += eukrea_mbimxsd35-baseboard.o | 61 | obj-$(CONFIG_MACH_EUKREA_MBIMXSD35_BASEBOARD) += eukrea_mbimxsd35-baseboard.o |
62 | obj-$(CONFIG_MACH_VPR200) += mach-vpr200.o | 62 | obj-$(CONFIG_MACH_VPR200) += mach-vpr200.o |
63 | |||
64 | obj-$(CONFIG_DEBUG_LL) += lluart.o | ||
65 | obj-$(CONFIG_HAVE_IMX_GPC) += gpc.o | ||
66 | obj-$(CONFIG_HAVE_IMX_MMDC) += mmdc.o | ||
67 | obj-$(CONFIG_HAVE_IMX_SRC) += src.o | ||
68 | obj-$(CONFIG_CPU_V7) += head-v7.o | ||
69 | AFLAGS_head-v7.o :=-Wa,-march=armv7-a | ||
70 | obj-$(CONFIG_SMP) += platsmp.o | ||
71 | obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o | ||
72 | obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o | ||
73 | obj-$(CONFIG_SOC_IMX6Q) += clock-imx6q.o mach-imx6q.o pm-imx6q.o | ||
diff --git a/arch/arm/mach-imx/Makefile.boot b/arch/arm/mach-imx/Makefile.boot index dbe61201bcd8..22d85889f622 100644 --- a/arch/arm/mach-imx/Makefile.boot +++ b/arch/arm/mach-imx/Makefile.boot | |||
@@ -17,3 +17,7 @@ initrd_phys-$(CONFIG_MACH_MX27) := 0xA0800000 | |||
17 | zreladdr-$(CONFIG_ARCH_MX3) += 0x80008000 | 17 | zreladdr-$(CONFIG_ARCH_MX3) += 0x80008000 |
18 | params_phys-$(CONFIG_ARCH_MX3) := 0x80000100 | 18 | params_phys-$(CONFIG_ARCH_MX3) := 0x80000100 |
19 | initrd_phys-$(CONFIG_ARCH_MX3) := 0x80800000 | 19 | initrd_phys-$(CONFIG_ARCH_MX3) := 0x80800000 |
20 | |||
21 | zreladdr-$(CONFIG_SOC_IMX6Q) += 0x10008000 | ||
22 | params_phys-$(CONFIG_SOC_IMX6Q) := 0x10000100 | ||
23 | initrd_phys-$(CONFIG_SOC_IMX6Q) := 0x10800000 | ||
diff --git a/arch/arm/mach-imx/clock-imx6q.c b/arch/arm/mach-imx/clock-imx6q.c new file mode 100644 index 000000000000..e0b926dfeced --- /dev/null +++ b/arch/arm/mach-imx/clock-imx6q.c | |||
@@ -0,0 +1,2012 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/init.h> | ||
14 | #include <linux/types.h> | ||
15 | #include <linux/clk.h> | ||
16 | #include <linux/clkdev.h> | ||
17 | #include <linux/io.h> | ||
18 | #include <linux/of.h> | ||
19 | #include <linux/of_address.h> | ||
20 | #include <linux/of_irq.h> | ||
21 | #include <asm/div64.h> | ||
22 | #include <asm/mach/map.h> | ||
23 | #include <mach/clock.h> | ||
24 | #include <mach/common.h> | ||
25 | #include <mach/hardware.h> | ||
26 | |||
27 | #define PLL_BASE IMX_IO_ADDRESS(MX6Q_ANATOP_BASE_ADDR) | ||
28 | #define PLL1_SYS (PLL_BASE + 0x000) | ||
29 | #define PLL2_BUS (PLL_BASE + 0x030) | ||
30 | #define PLL3_USB_OTG (PLL_BASE + 0x010) | ||
31 | #define PLL4_AUDIO (PLL_BASE + 0x070) | ||
32 | #define PLL5_VIDEO (PLL_BASE + 0x0a0) | ||
33 | #define PLL6_MLB (PLL_BASE + 0x0d0) | ||
34 | #define PLL7_USB_HOST (PLL_BASE + 0x020) | ||
35 | #define PLL8_ENET (PLL_BASE + 0x0e0) | ||
36 | #define PFD_480 (PLL_BASE + 0x0f0) | ||
37 | #define PFD_528 (PLL_BASE + 0x100) | ||
38 | #define PLL_NUM_OFFSET 0x010 | ||
39 | #define PLL_DENOM_OFFSET 0x020 | ||
40 | |||
41 | #define PFD0 7 | ||
42 | #define PFD1 15 | ||
43 | #define PFD2 23 | ||
44 | #define PFD3 31 | ||
45 | #define PFD_FRAC_MASK 0x3f | ||
46 | |||
47 | #define BM_PLL_BYPASS (0x1 << 16) | ||
48 | #define BM_PLL_ENABLE (0x1 << 13) | ||
49 | #define BM_PLL_POWER_DOWN (0x1 << 12) | ||
50 | #define BM_PLL_LOCK (0x1 << 31) | ||
51 | #define BP_PLL_SYS_DIV_SELECT 0 | ||
52 | #define BM_PLL_SYS_DIV_SELECT (0x7f << 0) | ||
53 | #define BP_PLL_BUS_DIV_SELECT 0 | ||
54 | #define BM_PLL_BUS_DIV_SELECT (0x1 << 0) | ||
55 | #define BP_PLL_USB_DIV_SELECT 0 | ||
56 | #define BM_PLL_USB_DIV_SELECT (0x3 << 0) | ||
57 | #define BP_PLL_AV_DIV_SELECT 0 | ||
58 | #define BM_PLL_AV_DIV_SELECT (0x7f << 0) | ||
59 | #define BP_PLL_ENET_DIV_SELECT 0 | ||
60 | #define BM_PLL_ENET_DIV_SELECT (0x3 << 0) | ||
61 | #define BM_PLL_ENET_EN_PCIE (0x1 << 19) | ||
62 | #define BM_PLL_ENET_EN_SATA (0x1 << 20) | ||
63 | |||
64 | #define CCM_BASE IMX_IO_ADDRESS(MX6Q_CCM_BASE_ADDR) | ||
65 | #define CCR (CCM_BASE + 0x00) | ||
66 | #define CCDR (CCM_BASE + 0x04) | ||
67 | #define CSR (CCM_BASE + 0x08) | ||
68 | #define CCSR (CCM_BASE + 0x0c) | ||
69 | #define CACRR (CCM_BASE + 0x10) | ||
70 | #define CBCDR (CCM_BASE + 0x14) | ||
71 | #define CBCMR (CCM_BASE + 0x18) | ||
72 | #define CSCMR1 (CCM_BASE + 0x1c) | ||
73 | #define CSCMR2 (CCM_BASE + 0x20) | ||
74 | #define CSCDR1 (CCM_BASE + 0x24) | ||
75 | #define CS1CDR (CCM_BASE + 0x28) | ||
76 | #define CS2CDR (CCM_BASE + 0x2c) | ||
77 | #define CDCDR (CCM_BASE + 0x30) | ||
78 | #define CHSCCDR (CCM_BASE + 0x34) | ||
79 | #define CSCDR2 (CCM_BASE + 0x38) | ||
80 | #define CSCDR3 (CCM_BASE + 0x3c) | ||
81 | #define CSCDR4 (CCM_BASE + 0x40) | ||
82 | #define CWDR (CCM_BASE + 0x44) | ||
83 | #define CDHIPR (CCM_BASE + 0x48) | ||
84 | #define CDCR (CCM_BASE + 0x4c) | ||
85 | #define CTOR (CCM_BASE + 0x50) | ||
86 | #define CLPCR (CCM_BASE + 0x54) | ||
87 | #define CISR (CCM_BASE + 0x58) | ||
88 | #define CIMR (CCM_BASE + 0x5c) | ||
89 | #define CCOSR (CCM_BASE + 0x60) | ||
90 | #define CGPR (CCM_BASE + 0x64) | ||
91 | #define CCGR0 (CCM_BASE + 0x68) | ||
92 | #define CCGR1 (CCM_BASE + 0x6c) | ||
93 | #define CCGR2 (CCM_BASE + 0x70) | ||
94 | #define CCGR3 (CCM_BASE + 0x74) | ||
95 | #define CCGR4 (CCM_BASE + 0x78) | ||
96 | #define CCGR5 (CCM_BASE + 0x7c) | ||
97 | #define CCGR6 (CCM_BASE + 0x80) | ||
98 | #define CCGR7 (CCM_BASE + 0x84) | ||
99 | #define CMEOR (CCM_BASE + 0x88) | ||
100 | |||
101 | #define CG0 0 | ||
102 | #define CG1 2 | ||
103 | #define CG2 4 | ||
104 | #define CG3 6 | ||
105 | #define CG4 8 | ||
106 | #define CG5 10 | ||
107 | #define CG6 12 | ||
108 | #define CG7 14 | ||
109 | #define CG8 16 | ||
110 | #define CG9 18 | ||
111 | #define CG10 20 | ||
112 | #define CG11 22 | ||
113 | #define CG12 24 | ||
114 | #define CG13 26 | ||
115 | #define CG14 28 | ||
116 | #define CG15 30 | ||
117 | |||
118 | #define BM_CCSR_PLL1_SW_SEL (0x1 << 2) | ||
119 | #define BM_CCSR_STEP_SEL (0x1 << 8) | ||
120 | |||
121 | #define BP_CACRR_ARM_PODF 0 | ||
122 | #define BM_CACRR_ARM_PODF (0x7 << 0) | ||
123 | |||
124 | #define BP_CBCDR_PERIPH2_CLK2_PODF 0 | ||
125 | #define BM_CBCDR_PERIPH2_CLK2_PODF (0x7 << 0) | ||
126 | #define BP_CBCDR_MMDC_CH1_AXI_PODF 3 | ||
127 | #define BM_CBCDR_MMDC_CH1_AXI_PODF (0x7 << 3) | ||
128 | #define BP_CBCDR_AXI_SEL 6 | ||
129 | #define BM_CBCDR_AXI_SEL (0x3 << 6) | ||
130 | #define BP_CBCDR_IPG_PODF 8 | ||
131 | #define BM_CBCDR_IPG_PODF (0x3 << 8) | ||
132 | #define BP_CBCDR_AHB_PODF 10 | ||
133 | #define BM_CBCDR_AHB_PODF (0x7 << 10) | ||
134 | #define BP_CBCDR_AXI_PODF 16 | ||
135 | #define BM_CBCDR_AXI_PODF (0x7 << 16) | ||
136 | #define BP_CBCDR_MMDC_CH0_AXI_PODF 19 | ||
137 | #define BM_CBCDR_MMDC_CH0_AXI_PODF (0x7 << 19) | ||
138 | #define BP_CBCDR_PERIPH_CLK_SEL 25 | ||
139 | #define BM_CBCDR_PERIPH_CLK_SEL (0x1 << 25) | ||
140 | #define BP_CBCDR_PERIPH2_CLK_SEL 26 | ||
141 | #define BM_CBCDR_PERIPH2_CLK_SEL (0x1 << 26) | ||
142 | #define BP_CBCDR_PERIPH_CLK2_PODF 27 | ||
143 | #define BM_CBCDR_PERIPH_CLK2_PODF (0x7 << 27) | ||
144 | |||
145 | #define BP_CBCMR_GPU2D_AXI_SEL 0 | ||
146 | #define BM_CBCMR_GPU2D_AXI_SEL (0x1 << 0) | ||
147 | #define BP_CBCMR_GPU3D_AXI_SEL 1 | ||
148 | #define BM_CBCMR_GPU3D_AXI_SEL (0x1 << 1) | ||
149 | #define BP_CBCMR_GPU3D_CORE_SEL 4 | ||
150 | #define BM_CBCMR_GPU3D_CORE_SEL (0x3 << 4) | ||
151 | #define BP_CBCMR_GPU3D_SHADER_SEL 8 | ||
152 | #define BM_CBCMR_GPU3D_SHADER_SEL (0x3 << 8) | ||
153 | #define BP_CBCMR_PCIE_AXI_SEL 10 | ||
154 | #define BM_CBCMR_PCIE_AXI_SEL (0x1 << 10) | ||
155 | #define BP_CBCMR_VDO_AXI_SEL 11 | ||
156 | #define BM_CBCMR_VDO_AXI_SEL (0x1 << 11) | ||
157 | #define BP_CBCMR_PERIPH_CLK2_SEL 12 | ||
158 | #define BM_CBCMR_PERIPH_CLK2_SEL (0x3 << 12) | ||
159 | #define BP_CBCMR_VPU_AXI_SEL 14 | ||
160 | #define BM_CBCMR_VPU_AXI_SEL (0x3 << 14) | ||
161 | #define BP_CBCMR_GPU2D_CORE_SEL 16 | ||
162 | #define BM_CBCMR_GPU2D_CORE_SEL (0x3 << 16) | ||
163 | #define BP_CBCMR_PRE_PERIPH_CLK_SEL 18 | ||
164 | #define BM_CBCMR_PRE_PERIPH_CLK_SEL (0x3 << 18) | ||
165 | #define BP_CBCMR_PERIPH2_CLK2_SEL 20 | ||
166 | #define BM_CBCMR_PERIPH2_CLK2_SEL (0x1 << 20) | ||
167 | #define BP_CBCMR_PRE_PERIPH2_CLK_SEL 21 | ||
168 | #define BM_CBCMR_PRE_PERIPH2_CLK_SEL (0x3 << 21) | ||
169 | #define BP_CBCMR_GPU2D_CORE_PODF 23 | ||
170 | #define BM_CBCMR_GPU2D_CORE_PODF (0x7 << 23) | ||
171 | #define BP_CBCMR_GPU3D_CORE_PODF 26 | ||
172 | #define BM_CBCMR_GPU3D_CORE_PODF (0x7 << 26) | ||
173 | #define BP_CBCMR_GPU3D_SHADER_PODF 29 | ||
174 | #define BM_CBCMR_GPU3D_SHADER_PODF (0x7 << 29) | ||
175 | |||
176 | #define BP_CSCMR1_PERCLK_PODF 0 | ||
177 | #define BM_CSCMR1_PERCLK_PODF (0x3f << 0) | ||
178 | #define BP_CSCMR1_SSI1_SEL 10 | ||
179 | #define BM_CSCMR1_SSI1_SEL (0x3 << 10) | ||
180 | #define BP_CSCMR1_SSI2_SEL 12 | ||
181 | #define BM_CSCMR1_SSI2_SEL (0x3 << 12) | ||
182 | #define BP_CSCMR1_SSI3_SEL 14 | ||
183 | #define BM_CSCMR1_SSI3_SEL (0x3 << 14) | ||
184 | #define BP_CSCMR1_USDHC1_SEL 16 | ||
185 | #define BM_CSCMR1_USDHC1_SEL (0x1 << 16) | ||
186 | #define BP_CSCMR1_USDHC2_SEL 17 | ||
187 | #define BM_CSCMR1_USDHC2_SEL (0x1 << 17) | ||
188 | #define BP_CSCMR1_USDHC3_SEL 18 | ||
189 | #define BM_CSCMR1_USDHC3_SEL (0x1 << 18) | ||
190 | #define BP_CSCMR1_USDHC4_SEL 19 | ||
191 | #define BM_CSCMR1_USDHC4_SEL (0x1 << 19) | ||
192 | #define BP_CSCMR1_EMI_PODF 20 | ||
193 | #define BM_CSCMR1_EMI_PODF (0x7 << 20) | ||
194 | #define BP_CSCMR1_EMI_SLOW_PODF 23 | ||
195 | #define BM_CSCMR1_EMI_SLOW_PODF (0x7 << 23) | ||
196 | #define BP_CSCMR1_EMI_SEL 27 | ||
197 | #define BM_CSCMR1_EMI_SEL (0x3 << 27) | ||
198 | #define BP_CSCMR1_EMI_SLOW_SEL 29 | ||
199 | #define BM_CSCMR1_EMI_SLOW_SEL (0x3 << 29) | ||
200 | |||
201 | #define BP_CSCMR2_CAN_PODF 2 | ||
202 | #define BM_CSCMR2_CAN_PODF (0x3f << 2) | ||
203 | #define BM_CSCMR2_LDB_DI0_IPU_DIV (0x1 << 10) | ||
204 | #define BM_CSCMR2_LDB_DI1_IPU_DIV (0x1 << 11) | ||
205 | #define BP_CSCMR2_ESAI_SEL 19 | ||
206 | #define BM_CSCMR2_ESAI_SEL (0x3 << 19) | ||
207 | |||
208 | #define BP_CSCDR1_UART_PODF 0 | ||
209 | #define BM_CSCDR1_UART_PODF (0x3f << 0) | ||
210 | #define BP_CSCDR1_USDHC1_PODF 11 | ||
211 | #define BM_CSCDR1_USDHC1_PODF (0x7 << 11) | ||
212 | #define BP_CSCDR1_USDHC2_PODF 16 | ||
213 | #define BM_CSCDR1_USDHC2_PODF (0x7 << 16) | ||
214 | #define BP_CSCDR1_USDHC3_PODF 19 | ||
215 | #define BM_CSCDR1_USDHC3_PODF (0x7 << 19) | ||
216 | #define BP_CSCDR1_USDHC4_PODF 22 | ||
217 | #define BM_CSCDR1_USDHC4_PODF (0x7 << 22) | ||
218 | #define BP_CSCDR1_VPU_AXI_PODF 25 | ||
219 | #define BM_CSCDR1_VPU_AXI_PODF (0x7 << 25) | ||
220 | |||
221 | #define BP_CS1CDR_SSI1_PODF 0 | ||
222 | #define BM_CS1CDR_SSI1_PODF (0x3f << 0) | ||
223 | #define BP_CS1CDR_SSI1_PRED 6 | ||
224 | #define BM_CS1CDR_SSI1_PRED (0x7 << 6) | ||
225 | #define BP_CS1CDR_ESAI_PRED 9 | ||
226 | #define BM_CS1CDR_ESAI_PRED (0x7 << 9) | ||
227 | #define BP_CS1CDR_SSI3_PODF 16 | ||
228 | #define BM_CS1CDR_SSI3_PODF (0x3f << 16) | ||
229 | #define BP_CS1CDR_SSI3_PRED 22 | ||
230 | #define BM_CS1CDR_SSI3_PRED (0x7 << 22) | ||
231 | #define BP_CS1CDR_ESAI_PODF 25 | ||
232 | #define BM_CS1CDR_ESAI_PODF (0x7 << 25) | ||
233 | |||
234 | #define BP_CS2CDR_SSI2_PODF 0 | ||
235 | #define BM_CS2CDR_SSI2_PODF (0x3f << 0) | ||
236 | #define BP_CS2CDR_SSI2_PRED 6 | ||
237 | #define BM_CS2CDR_SSI2_PRED (0x7 << 6) | ||
238 | #define BP_CS2CDR_LDB_DI0_SEL 9 | ||
239 | #define BM_CS2CDR_LDB_DI0_SEL (0x7 << 9) | ||
240 | #define BP_CS2CDR_LDB_DI1_SEL 12 | ||
241 | #define BM_CS2CDR_LDB_DI1_SEL (0x7 << 12) | ||
242 | #define BP_CS2CDR_ENFC_SEL 16 | ||
243 | #define BM_CS2CDR_ENFC_SEL (0x3 << 16) | ||
244 | #define BP_CS2CDR_ENFC_PRED 18 | ||
245 | #define BM_CS2CDR_ENFC_PRED (0x7 << 18) | ||
246 | #define BP_CS2CDR_ENFC_PODF 21 | ||
247 | #define BM_CS2CDR_ENFC_PODF (0x3f << 21) | ||
248 | |||
249 | #define BP_CDCDR_ASRC_SERIAL_SEL 7 | ||
250 | #define BM_CDCDR_ASRC_SERIAL_SEL (0x3 << 7) | ||
251 | #define BP_CDCDR_ASRC_SERIAL_PODF 9 | ||
252 | #define BM_CDCDR_ASRC_SERIAL_PODF (0x7 << 9) | ||
253 | #define BP_CDCDR_ASRC_SERIAL_PRED 12 | ||
254 | #define BM_CDCDR_ASRC_SERIAL_PRED (0x7 << 12) | ||
255 | #define BP_CDCDR_SPDIF_SEL 20 | ||
256 | #define BM_CDCDR_SPDIF_SEL (0x3 << 20) | ||
257 | #define BP_CDCDR_SPDIF_PODF 22 | ||
258 | #define BM_CDCDR_SPDIF_PODF (0x7 << 22) | ||
259 | #define BP_CDCDR_SPDIF_PRED 25 | ||
260 | #define BM_CDCDR_SPDIF_PRED (0x7 << 25) | ||
261 | #define BP_CDCDR_HSI_TX_PODF 29 | ||
262 | #define BM_CDCDR_HSI_TX_PODF (0x7 << 29) | ||
263 | #define BP_CDCDR_HSI_TX_SEL 28 | ||
264 | #define BM_CDCDR_HSI_TX_SEL (0x1 << 28) | ||
265 | |||
266 | #define BP_CHSCCDR_IPU1_DI0_SEL 0 | ||
267 | #define BM_CHSCCDR_IPU1_DI0_SEL (0x7 << 0) | ||
268 | #define BP_CHSCCDR_IPU1_DI0_PRE_PODF 3 | ||
269 | #define BM_CHSCCDR_IPU1_DI0_PRE_PODF (0x7 << 3) | ||
270 | #define BP_CHSCCDR_IPU1_DI0_PRE_SEL 6 | ||
271 | #define BM_CHSCCDR_IPU1_DI0_PRE_SEL (0x7 << 6) | ||
272 | #define BP_CHSCCDR_IPU1_DI1_SEL 9 | ||
273 | #define BM_CHSCCDR_IPU1_DI1_SEL (0x7 << 9) | ||
274 | #define BP_CHSCCDR_IPU1_DI1_PRE_PODF 12 | ||
275 | #define BM_CHSCCDR_IPU1_DI1_PRE_PODF (0x7 << 12) | ||
276 | #define BP_CHSCCDR_IPU1_DI1_PRE_SEL 15 | ||
277 | #define BM_CHSCCDR_IPU1_DI1_PRE_SEL (0x7 << 15) | ||
278 | |||
279 | #define BP_CSCDR2_IPU2_DI0_SEL 0 | ||
280 | #define BM_CSCDR2_IPU2_DI0_SEL (0x7) | ||
281 | #define BP_CSCDR2_IPU2_DI0_PRE_PODF 3 | ||
282 | #define BM_CSCDR2_IPU2_DI0_PRE_PODF (0x7 << 3) | ||
283 | #define BP_CSCDR2_IPU2_DI0_PRE_SEL 6 | ||
284 | #define BM_CSCDR2_IPU2_DI0_PRE_SEL (0x7 << 6) | ||
285 | #define BP_CSCDR2_IPU2_DI1_SEL 9 | ||
286 | #define BM_CSCDR2_IPU2_DI1_SEL (0x7 << 9) | ||
287 | #define BP_CSCDR2_IPU2_DI1_PRE_PODF 12 | ||
288 | #define BM_CSCDR2_IPU2_DI1_PRE_PODF (0x7 << 12) | ||
289 | #define BP_CSCDR2_IPU2_DI1_PRE_SEL 15 | ||
290 | #define BM_CSCDR2_IPU2_DI1_PRE_SEL (0x7 << 15) | ||
291 | #define BP_CSCDR2_ECSPI_CLK_PODF 19 | ||
292 | #define BM_CSCDR2_ECSPI_CLK_PODF (0x3f << 19) | ||
293 | |||
294 | #define BP_CSCDR3_IPU1_HSP_SEL 9 | ||
295 | #define BM_CSCDR3_IPU1_HSP_SEL (0x3 << 9) | ||
296 | #define BP_CSCDR3_IPU1_HSP_PODF 11 | ||
297 | #define BM_CSCDR3_IPU1_HSP_PODF (0x7 << 11) | ||
298 | #define BP_CSCDR3_IPU2_HSP_SEL 14 | ||
299 | #define BM_CSCDR3_IPU2_HSP_SEL (0x3 << 14) | ||
300 | #define BP_CSCDR3_IPU2_HSP_PODF 16 | ||
301 | #define BM_CSCDR3_IPU2_HSP_PODF (0x7 << 16) | ||
302 | |||
303 | #define BM_CDHIPR_AXI_PODF_BUSY (0x1 << 0) | ||
304 | #define BM_CDHIPR_AHB_PODF_BUSY (0x1 << 1) | ||
305 | #define BM_CDHIPR_MMDC_CH1_PODF_BUSY (0x1 << 2) | ||
306 | #define BM_CDHIPR_PERIPH2_SEL_BUSY (0x1 << 3) | ||
307 | #define BM_CDHIPR_MMDC_CH0_PODF_BUSY (0x1 << 4) | ||
308 | #define BM_CDHIPR_PERIPH_SEL_BUSY (0x1 << 5) | ||
309 | #define BM_CDHIPR_ARM_PODF_BUSY (0x1 << 16) | ||
310 | |||
311 | #define BP_CLPCR_LPM 0 | ||
312 | #define BM_CLPCR_LPM (0x3 << 0) | ||
313 | #define BM_CLPCR_BYPASS_PMIC_READY (0x1 << 2) | ||
314 | #define BM_CLPCR_ARM_CLK_DIS_ON_LPM (0x1 << 5) | ||
315 | #define BM_CLPCR_SBYOS (0x1 << 6) | ||
316 | #define BM_CLPCR_DIS_REF_OSC (0x1 << 7) | ||
317 | #define BM_CLPCR_VSTBY (0x1 << 8) | ||
318 | #define BP_CLPCR_STBY_COUNT 9 | ||
319 | #define BM_CLPCR_STBY_COUNT (0x3 << 9) | ||
320 | #define BM_CLPCR_COSC_PWRDOWN (0x1 << 11) | ||
321 | #define BM_CLPCR_WB_PER_AT_LPM (0x1 << 16) | ||
322 | #define BM_CLPCR_WB_CORE_AT_LPM (0x1 << 17) | ||
323 | #define BM_CLPCR_BYP_MMDC_CH0_LPM_HS (0x1 << 19) | ||
324 | #define BM_CLPCR_BYP_MMDC_CH1_LPM_HS (0x1 << 21) | ||
325 | #define BM_CLPCR_MASK_CORE0_WFI (0x1 << 22) | ||
326 | #define BM_CLPCR_MASK_CORE1_WFI (0x1 << 23) | ||
327 | #define BM_CLPCR_MASK_CORE2_WFI (0x1 << 24) | ||
328 | #define BM_CLPCR_MASK_CORE3_WFI (0x1 << 25) | ||
329 | #define BM_CLPCR_MASK_SCU_IDLE (0x1 << 26) | ||
330 | #define BM_CLPCR_MASK_L2CC_IDLE (0x1 << 27) | ||
331 | |||
332 | #define FREQ_480M 480000000 | ||
333 | #define FREQ_528M 528000000 | ||
334 | #define FREQ_594M 594000000 | ||
335 | #define FREQ_650M 650000000 | ||
336 | #define FREQ_1300M 1300000000 | ||
337 | |||
338 | static struct clk pll1_sys; | ||
339 | static struct clk pll2_bus; | ||
340 | static struct clk pll3_usb_otg; | ||
341 | static struct clk pll4_audio; | ||
342 | static struct clk pll5_video; | ||
343 | static struct clk pll6_mlb; | ||
344 | static struct clk pll7_usb_host; | ||
345 | static struct clk pll8_enet; | ||
346 | static struct clk apbh_dma_clk; | ||
347 | static struct clk arm_clk; | ||
348 | static struct clk ipg_clk; | ||
349 | static struct clk ahb_clk; | ||
350 | static struct clk axi_clk; | ||
351 | static struct clk mmdc_ch0_axi_clk; | ||
352 | static struct clk mmdc_ch1_axi_clk; | ||
353 | static struct clk periph_clk; | ||
354 | static struct clk periph_pre_clk; | ||
355 | static struct clk periph_clk2_clk; | ||
356 | static struct clk periph2_clk; | ||
357 | static struct clk periph2_pre_clk; | ||
358 | static struct clk periph2_clk2_clk; | ||
359 | static struct clk gpu2d_core_clk; | ||
360 | static struct clk gpu3d_core_clk; | ||
361 | static struct clk gpu3d_shader_clk; | ||
362 | static struct clk ipg_perclk; | ||
363 | static struct clk emi_clk; | ||
364 | static struct clk emi_slow_clk; | ||
365 | static struct clk can1_clk; | ||
366 | static struct clk uart_clk; | ||
367 | static struct clk usdhc1_clk; | ||
368 | static struct clk usdhc2_clk; | ||
369 | static struct clk usdhc3_clk; | ||
370 | static struct clk usdhc4_clk; | ||
371 | static struct clk vpu_clk; | ||
372 | static struct clk hsi_tx_clk; | ||
373 | static struct clk ipu1_di0_pre_clk; | ||
374 | static struct clk ipu1_di1_pre_clk; | ||
375 | static struct clk ipu2_di0_pre_clk; | ||
376 | static struct clk ipu2_di1_pre_clk; | ||
377 | static struct clk ipu1_clk; | ||
378 | static struct clk ipu2_clk; | ||
379 | static struct clk ssi1_clk; | ||
380 | static struct clk ssi3_clk; | ||
381 | static struct clk esai_clk; | ||
382 | static struct clk ssi2_clk; | ||
383 | static struct clk spdif_clk; | ||
384 | static struct clk asrc_serial_clk; | ||
385 | static struct clk gpu2d_axi_clk; | ||
386 | static struct clk gpu3d_axi_clk; | ||
387 | static struct clk pcie_clk; | ||
388 | static struct clk vdo_axi_clk; | ||
389 | static struct clk ldb_di0_clk; | ||
390 | static struct clk ldb_di1_clk; | ||
391 | static struct clk ipu1_di0_clk; | ||
392 | static struct clk ipu1_di1_clk; | ||
393 | static struct clk ipu2_di0_clk; | ||
394 | static struct clk ipu2_di1_clk; | ||
395 | static struct clk enfc_clk; | ||
396 | static struct clk dummy_clk = {}; | ||
397 | |||
398 | static unsigned long external_high_reference; | ||
399 | static unsigned long external_low_reference; | ||
400 | static unsigned long oscillator_reference; | ||
401 | |||
402 | static unsigned long get_oscillator_reference_clock_rate(struct clk *clk) | ||
403 | { | ||
404 | return oscillator_reference; | ||
405 | } | ||
406 | |||
407 | static unsigned long get_high_reference_clock_rate(struct clk *clk) | ||
408 | { | ||
409 | return external_high_reference; | ||
410 | } | ||
411 | |||
412 | static unsigned long get_low_reference_clock_rate(struct clk *clk) | ||
413 | { | ||
414 | return external_low_reference; | ||
415 | } | ||
416 | |||
417 | static struct clk ckil_clk = { | ||
418 | .get_rate = get_low_reference_clock_rate, | ||
419 | }; | ||
420 | |||
421 | static struct clk ckih_clk = { | ||
422 | .get_rate = get_high_reference_clock_rate, | ||
423 | }; | ||
424 | |||
425 | static struct clk osc_clk = { | ||
426 | .get_rate = get_oscillator_reference_clock_rate, | ||
427 | }; | ||
428 | |||
429 | static inline void __iomem *pll_get_reg_addr(struct clk *pll) | ||
430 | { | ||
431 | if (pll == &pll1_sys) | ||
432 | return PLL1_SYS; | ||
433 | else if (pll == &pll2_bus) | ||
434 | return PLL2_BUS; | ||
435 | else if (pll == &pll3_usb_otg) | ||
436 | return PLL3_USB_OTG; | ||
437 | else if (pll == &pll4_audio) | ||
438 | return PLL4_AUDIO; | ||
439 | else if (pll == &pll5_video) | ||
440 | return PLL5_VIDEO; | ||
441 | else if (pll == &pll6_mlb) | ||
442 | return PLL6_MLB; | ||
443 | else if (pll == &pll7_usb_host) | ||
444 | return PLL7_USB_HOST; | ||
445 | else if (pll == &pll8_enet) | ||
446 | return PLL8_ENET; | ||
447 | else | ||
448 | BUG(); | ||
449 | |||
450 | return NULL; | ||
451 | } | ||
452 | |||
453 | static int pll_enable(struct clk *clk) | ||
454 | { | ||
455 | int timeout = 0x100000; | ||
456 | void __iomem *reg; | ||
457 | u32 val; | ||
458 | |||
459 | reg = pll_get_reg_addr(clk); | ||
460 | val = readl_relaxed(reg); | ||
461 | val &= ~BM_PLL_BYPASS; | ||
462 | val &= ~BM_PLL_POWER_DOWN; | ||
463 | /* 480MHz PLLs have the opposite definition for power bit */ | ||
464 | if (clk == &pll3_usb_otg || clk == &pll7_usb_host) | ||
465 | val |= BM_PLL_POWER_DOWN; | ||
466 | writel_relaxed(val, reg); | ||
467 | |||
468 | /* Wait for PLL to lock */ | ||
469 | while (!(readl_relaxed(reg) & BM_PLL_LOCK) && --timeout) | ||
470 | cpu_relax(); | ||
471 | |||
472 | if (unlikely(!timeout)) | ||
473 | return -EBUSY; | ||
474 | |||
475 | /* Enable the PLL output now */ | ||
476 | val = readl_relaxed(reg); | ||
477 | val |= BM_PLL_ENABLE; | ||
478 | writel_relaxed(val, reg); | ||
479 | |||
480 | return 0; | ||
481 | } | ||
482 | |||
483 | static void pll_disable(struct clk *clk) | ||
484 | { | ||
485 | void __iomem *reg; | ||
486 | u32 val; | ||
487 | |||
488 | reg = pll_get_reg_addr(clk); | ||
489 | val = readl_relaxed(reg); | ||
490 | val &= ~BM_PLL_ENABLE; | ||
491 | val |= BM_PLL_BYPASS; | ||
492 | val |= BM_PLL_POWER_DOWN; | ||
493 | if (clk == &pll3_usb_otg || clk == &pll7_usb_host) | ||
494 | val &= ~BM_PLL_POWER_DOWN; | ||
495 | writel_relaxed(val, reg); | ||
496 | } | ||
497 | |||
498 | static unsigned long pll1_sys_get_rate(struct clk *clk) | ||
499 | { | ||
500 | u32 div = (readl_relaxed(PLL1_SYS) & BM_PLL_SYS_DIV_SELECT) >> | ||
501 | BP_PLL_SYS_DIV_SELECT; | ||
502 | |||
503 | return clk_get_rate(clk->parent) * div / 2; | ||
504 | } | ||
505 | |||
506 | static int pll1_sys_set_rate(struct clk *clk, unsigned long rate) | ||
507 | { | ||
508 | u32 val, div; | ||
509 | |||
510 | if (rate < FREQ_650M || rate > FREQ_1300M) | ||
511 | return -EINVAL; | ||
512 | |||
513 | div = rate * 2 / clk_get_rate(clk->parent); | ||
514 | val = readl_relaxed(PLL1_SYS); | ||
515 | val &= ~BM_PLL_SYS_DIV_SELECT; | ||
516 | val |= div << BP_PLL_SYS_DIV_SELECT; | ||
517 | writel_relaxed(val, PLL1_SYS); | ||
518 | |||
519 | return 0; | ||
520 | } | ||
521 | |||
522 | static unsigned long pll8_enet_get_rate(struct clk *clk) | ||
523 | { | ||
524 | u32 div = (readl_relaxed(PLL8_ENET) & BM_PLL_ENET_DIV_SELECT) >> | ||
525 | BP_PLL_ENET_DIV_SELECT; | ||
526 | |||
527 | switch (div) { | ||
528 | case 0: | ||
529 | return 25000000; | ||
530 | case 1: | ||
531 | return 50000000; | ||
532 | case 2: | ||
533 | return 100000000; | ||
534 | case 3: | ||
535 | return 125000000; | ||
536 | } | ||
537 | |||
538 | return 0; | ||
539 | } | ||
540 | |||
541 | static int pll8_enet_set_rate(struct clk *clk, unsigned long rate) | ||
542 | { | ||
543 | u32 val, div; | ||
544 | |||
545 | switch (rate) { | ||
546 | case 25000000: | ||
547 | div = 0; | ||
548 | break; | ||
549 | case 50000000: | ||
550 | div = 1; | ||
551 | break; | ||
552 | case 100000000: | ||
553 | div = 2; | ||
554 | break; | ||
555 | case 125000000: | ||
556 | div = 3; | ||
557 | break; | ||
558 | default: | ||
559 | return -EINVAL; | ||
560 | } | ||
561 | |||
562 | val = readl_relaxed(PLL8_ENET); | ||
563 | val &= ~BM_PLL_ENET_DIV_SELECT; | ||
564 | val |= div << BP_PLL_ENET_DIV_SELECT; | ||
565 | writel_relaxed(val, PLL8_ENET); | ||
566 | |||
567 | return 0; | ||
568 | } | ||
569 | |||
570 | static unsigned long pll_av_get_rate(struct clk *clk) | ||
571 | { | ||
572 | void __iomem *reg = (clk == &pll4_audio) ? PLL4_AUDIO : PLL5_VIDEO; | ||
573 | unsigned long parent_rate = clk_get_rate(clk->parent); | ||
574 | u32 mfn = readl_relaxed(reg + PLL_NUM_OFFSET); | ||
575 | u32 mfd = readl_relaxed(reg + PLL_DENOM_OFFSET); | ||
576 | u32 div = (readl_relaxed(reg) & BM_PLL_AV_DIV_SELECT) >> | ||
577 | BP_PLL_AV_DIV_SELECT; | ||
578 | |||
579 | return (parent_rate * div) + ((parent_rate / mfd) * mfn); | ||
580 | } | ||
581 | |||
582 | static int pll_av_set_rate(struct clk *clk, unsigned long rate) | ||
583 | { | ||
584 | void __iomem *reg = (clk == &pll4_audio) ? PLL4_AUDIO : PLL5_VIDEO; | ||
585 | unsigned int parent_rate = clk_get_rate(clk->parent); | ||
586 | u32 val, div; | ||
587 | u32 mfn, mfd = 1000000; | ||
588 | s64 temp64; | ||
589 | |||
590 | if (rate < FREQ_650M || rate > FREQ_1300M) | ||
591 | return -EINVAL; | ||
592 | |||
593 | div = rate / parent_rate; | ||
594 | temp64 = (u64) (rate - div * parent_rate); | ||
595 | temp64 *= mfd; | ||
596 | do_div(temp64, parent_rate); | ||
597 | mfn = temp64; | ||
598 | |||
599 | val = readl_relaxed(reg); | ||
600 | val &= ~BM_PLL_AV_DIV_SELECT; | ||
601 | val |= div << BP_PLL_AV_DIV_SELECT; | ||
602 | writel_relaxed(val, reg); | ||
603 | writel_relaxed(mfn, reg + PLL_NUM_OFFSET); | ||
604 | writel_relaxed(mfd, reg + PLL_DENOM_OFFSET); | ||
605 | |||
606 | return 0; | ||
607 | } | ||
608 | |||
609 | static void __iomem *pll_get_div_reg_bit(struct clk *clk, u32 *bp, u32 *bm) | ||
610 | { | ||
611 | void __iomem *reg; | ||
612 | |||
613 | if (clk == &pll2_bus) { | ||
614 | reg = PLL2_BUS; | ||
615 | *bp = BP_PLL_BUS_DIV_SELECT; | ||
616 | *bm = BM_PLL_BUS_DIV_SELECT; | ||
617 | } else if (clk == &pll3_usb_otg) { | ||
618 | reg = PLL3_USB_OTG; | ||
619 | *bp = BP_PLL_USB_DIV_SELECT; | ||
620 | *bm = BM_PLL_USB_DIV_SELECT; | ||
621 | } else if (clk == &pll7_usb_host) { | ||
622 | reg = PLL7_USB_HOST; | ||
623 | *bp = BP_PLL_USB_DIV_SELECT; | ||
624 | *bm = BM_PLL_USB_DIV_SELECT; | ||
625 | } else { | ||
626 | BUG(); | ||
627 | } | ||
628 | |||
629 | return reg; | ||
630 | } | ||
631 | |||
632 | static unsigned long pll_get_rate(struct clk *clk) | ||
633 | { | ||
634 | void __iomem *reg; | ||
635 | u32 div, bp, bm; | ||
636 | |||
637 | reg = pll_get_div_reg_bit(clk, &bp, &bm); | ||
638 | div = (readl_relaxed(reg) & bm) >> bp; | ||
639 | |||
640 | return (div == 1) ? clk_get_rate(clk->parent) * 22 : | ||
641 | clk_get_rate(clk->parent) * 20; | ||
642 | } | ||
643 | |||
644 | static int pll_set_rate(struct clk *clk, unsigned long rate) | ||
645 | { | ||
646 | void __iomem *reg; | ||
647 | u32 val, div, bp, bm; | ||
648 | |||
649 | if (rate == FREQ_528M) | ||
650 | div = 1; | ||
651 | else if (rate == FREQ_480M) | ||
652 | div = 0; | ||
653 | else | ||
654 | return -EINVAL; | ||
655 | |||
656 | reg = pll_get_div_reg_bit(clk, &bp, &bm); | ||
657 | val = readl_relaxed(reg); | ||
658 | val &= ~bm; | ||
659 | val |= div << bp; | ||
660 | writel_relaxed(val, reg); | ||
661 | |||
662 | return 0; | ||
663 | } | ||
664 | |||
665 | #define pll2_bus_get_rate pll_get_rate | ||
666 | #define pll2_bus_set_rate pll_set_rate | ||
667 | #define pll3_usb_otg_get_rate pll_get_rate | ||
668 | #define pll3_usb_otg_set_rate pll_set_rate | ||
669 | #define pll7_usb_host_get_rate pll_get_rate | ||
670 | #define pll7_usb_host_set_rate pll_set_rate | ||
671 | #define pll4_audio_get_rate pll_av_get_rate | ||
672 | #define pll4_audio_set_rate pll_av_set_rate | ||
673 | #define pll5_video_get_rate pll_av_get_rate | ||
674 | #define pll5_video_set_rate pll_av_set_rate | ||
675 | #define pll6_mlb_get_rate NULL | ||
676 | #define pll6_mlb_set_rate NULL | ||
677 | |||
678 | #define DEF_PLL(name) \ | ||
679 | static struct clk name = { \ | ||
680 | .enable = pll_enable, \ | ||
681 | .disable = pll_disable, \ | ||
682 | .get_rate = name##_get_rate, \ | ||
683 | .set_rate = name##_set_rate, \ | ||
684 | .parent = &osc_clk, \ | ||
685 | } | ||
686 | |||
687 | DEF_PLL(pll1_sys); | ||
688 | DEF_PLL(pll2_bus); | ||
689 | DEF_PLL(pll3_usb_otg); | ||
690 | DEF_PLL(pll4_audio); | ||
691 | DEF_PLL(pll5_video); | ||
692 | DEF_PLL(pll6_mlb); | ||
693 | DEF_PLL(pll7_usb_host); | ||
694 | DEF_PLL(pll8_enet); | ||
695 | |||
696 | static unsigned long pfd_get_rate(struct clk *clk) | ||
697 | { | ||
698 | u64 tmp = (u64) clk_get_rate(clk->parent) * 18; | ||
699 | u32 frac, bp_frac; | ||
700 | |||
701 | if (apbh_dma_clk.usecount == 0) | ||
702 | apbh_dma_clk.enable(&apbh_dma_clk); | ||
703 | |||
704 | bp_frac = clk->enable_shift - 7; | ||
705 | frac = readl_relaxed(clk->enable_reg) >> bp_frac & PFD_FRAC_MASK; | ||
706 | do_div(tmp, frac); | ||
707 | |||
708 | return tmp; | ||
709 | } | ||
710 | |||
711 | static int pfd_set_rate(struct clk *clk, unsigned long rate) | ||
712 | { | ||
713 | u32 val, frac, bp_frac; | ||
714 | u64 tmp = (u64) clk_get_rate(clk->parent) * 18; | ||
715 | |||
716 | if (apbh_dma_clk.usecount == 0) | ||
717 | apbh_dma_clk.enable(&apbh_dma_clk); | ||
718 | |||
719 | /* | ||
720 | * Round up the divider so that we don't set a rate | ||
721 | * higher than what is requested | ||
722 | */ | ||
723 | tmp += rate / 2; | ||
724 | do_div(tmp, rate); | ||
725 | frac = tmp; | ||
726 | frac = (frac < 12) ? 12 : frac; | ||
727 | frac = (frac > 35) ? 35 : frac; | ||
728 | |||
729 | /* | ||
730 | * The frac field always starts from 7 bits lower | ||
731 | * position of enable bit | ||
732 | */ | ||
733 | bp_frac = clk->enable_shift - 7; | ||
734 | val = readl_relaxed(clk->enable_reg); | ||
735 | val &= ~(PFD_FRAC_MASK << bp_frac); | ||
736 | val |= frac << bp_frac; | ||
737 | writel_relaxed(val, clk->enable_reg); | ||
738 | |||
739 | tmp = (u64) clk_get_rate(clk->parent) * 18; | ||
740 | do_div(tmp, frac); | ||
741 | |||
742 | if (apbh_dma_clk.usecount == 0) | ||
743 | apbh_dma_clk.disable(&apbh_dma_clk); | ||
744 | |||
745 | return 0; | ||
746 | } | ||
747 | |||
748 | static unsigned long pfd_round_rate(struct clk *clk, unsigned long rate) | ||
749 | { | ||
750 | u32 frac; | ||
751 | u64 tmp; | ||
752 | |||
753 | tmp = (u64) clk_get_rate(clk->parent) * 18; | ||
754 | tmp += rate / 2; | ||
755 | do_div(tmp, rate); | ||
756 | frac = tmp; | ||
757 | frac = (frac < 12) ? 12 : frac; | ||
758 | frac = (frac > 35) ? 35 : frac; | ||
759 | tmp = (u64) clk_get_rate(clk->parent) * 18; | ||
760 | do_div(tmp, frac); | ||
761 | |||
762 | return tmp; | ||
763 | } | ||
764 | |||
765 | static int pfd_enable(struct clk *clk) | ||
766 | { | ||
767 | u32 val; | ||
768 | |||
769 | if (apbh_dma_clk.usecount == 0) | ||
770 | apbh_dma_clk.enable(&apbh_dma_clk); | ||
771 | |||
772 | val = readl_relaxed(clk->enable_reg); | ||
773 | val &= ~(1 << clk->enable_shift); | ||
774 | writel_relaxed(val, clk->enable_reg); | ||
775 | |||
776 | if (apbh_dma_clk.usecount == 0) | ||
777 | apbh_dma_clk.disable(&apbh_dma_clk); | ||
778 | |||
779 | return 0; | ||
780 | } | ||
781 | |||
782 | static void pfd_disable(struct clk *clk) | ||
783 | { | ||
784 | u32 val; | ||
785 | |||
786 | if (apbh_dma_clk.usecount == 0) | ||
787 | apbh_dma_clk.enable(&apbh_dma_clk); | ||
788 | |||
789 | val = readl_relaxed(clk->enable_reg); | ||
790 | val |= 1 << clk->enable_shift; | ||
791 | writel_relaxed(val, clk->enable_reg); | ||
792 | |||
793 | if (apbh_dma_clk.usecount == 0) | ||
794 | apbh_dma_clk.disable(&apbh_dma_clk); | ||
795 | } | ||
796 | |||
797 | #define DEF_PFD(name, er, es, p) \ | ||
798 | static struct clk name = { \ | ||
799 | .enable_reg = er, \ | ||
800 | .enable_shift = es, \ | ||
801 | .enable = pfd_enable, \ | ||
802 | .disable = pfd_disable, \ | ||
803 | .get_rate = pfd_get_rate, \ | ||
804 | .set_rate = pfd_set_rate, \ | ||
805 | .round_rate = pfd_round_rate, \ | ||
806 | .parent = p, \ | ||
807 | } | ||
808 | |||
809 | DEF_PFD(pll2_pfd_352m, PFD_528, PFD0, &pll2_bus); | ||
810 | DEF_PFD(pll2_pfd_594m, PFD_528, PFD1, &pll2_bus); | ||
811 | DEF_PFD(pll2_pfd_400m, PFD_528, PFD2, &pll2_bus); | ||
812 | DEF_PFD(pll3_pfd_720m, PFD_480, PFD0, &pll3_usb_otg); | ||
813 | DEF_PFD(pll3_pfd_540m, PFD_480, PFD1, &pll3_usb_otg); | ||
814 | DEF_PFD(pll3_pfd_508m, PFD_480, PFD2, &pll3_usb_otg); | ||
815 | DEF_PFD(pll3_pfd_454m, PFD_480, PFD3, &pll3_usb_otg); | ||
816 | |||
817 | static unsigned long pll2_200m_get_rate(struct clk *clk) | ||
818 | { | ||
819 | return clk_get_rate(clk->parent) / 2; | ||
820 | } | ||
821 | |||
822 | static struct clk pll2_200m = { | ||
823 | .parent = &pll2_pfd_400m, | ||
824 | .get_rate = pll2_200m_get_rate, | ||
825 | }; | ||
826 | |||
827 | static unsigned long pll3_120m_get_rate(struct clk *clk) | ||
828 | { | ||
829 | return clk_get_rate(clk->parent) / 4; | ||
830 | } | ||
831 | |||
832 | static struct clk pll3_120m = { | ||
833 | .parent = &pll3_usb_otg, | ||
834 | .get_rate = pll3_120m_get_rate, | ||
835 | }; | ||
836 | |||
837 | static unsigned long pll3_80m_get_rate(struct clk *clk) | ||
838 | { | ||
839 | return clk_get_rate(clk->parent) / 6; | ||
840 | } | ||
841 | |||
842 | static struct clk pll3_80m = { | ||
843 | .parent = &pll3_usb_otg, | ||
844 | .get_rate = pll3_80m_get_rate, | ||
845 | }; | ||
846 | |||
847 | static unsigned long pll3_60m_get_rate(struct clk *clk) | ||
848 | { | ||
849 | return clk_get_rate(clk->parent) / 8; | ||
850 | } | ||
851 | |||
852 | static struct clk pll3_60m = { | ||
853 | .parent = &pll3_usb_otg, | ||
854 | .get_rate = pll3_60m_get_rate, | ||
855 | }; | ||
856 | |||
857 | static int pll1_sw_clk_set_parent(struct clk *clk, struct clk *parent) | ||
858 | { | ||
859 | u32 val = readl_relaxed(CCSR); | ||
860 | |||
861 | if (parent == &pll1_sys) { | ||
862 | val &= ~BM_CCSR_PLL1_SW_SEL; | ||
863 | val &= ~BM_CCSR_STEP_SEL; | ||
864 | } else if (parent == &osc_clk) { | ||
865 | val |= BM_CCSR_PLL1_SW_SEL; | ||
866 | val &= ~BM_CCSR_STEP_SEL; | ||
867 | } else if (parent == &pll2_pfd_400m) { | ||
868 | val |= BM_CCSR_PLL1_SW_SEL; | ||
869 | val |= BM_CCSR_STEP_SEL; | ||
870 | } else { | ||
871 | return -EINVAL; | ||
872 | } | ||
873 | |||
874 | writel_relaxed(val, CCSR); | ||
875 | |||
876 | return 0; | ||
877 | } | ||
878 | |||
879 | static struct clk pll1_sw_clk = { | ||
880 | .parent = &pll1_sys, | ||
881 | .set_parent = pll1_sw_clk_set_parent, | ||
882 | }; | ||
883 | |||
884 | static void calc_pred_podf_dividers(u32 div, u32 *pred, u32 *podf) | ||
885 | { | ||
886 | u32 min_pred, temp_pred, old_err, err; | ||
887 | |||
888 | if (div >= 512) { | ||
889 | *pred = 8; | ||
890 | *podf = 64; | ||
891 | } else if (div >= 8) { | ||
892 | min_pred = (div - 1) / 64 + 1; | ||
893 | old_err = 8; | ||
894 | for (temp_pred = 8; temp_pred >= min_pred; temp_pred--) { | ||
895 | err = div % temp_pred; | ||
896 | if (err == 0) { | ||
897 | *pred = temp_pred; | ||
898 | break; | ||
899 | } | ||
900 | err = temp_pred - err; | ||
901 | if (err < old_err) { | ||
902 | old_err = err; | ||
903 | *pred = temp_pred; | ||
904 | } | ||
905 | } | ||
906 | *podf = (div + *pred - 1) / *pred; | ||
907 | } else if (div < 8) { | ||
908 | *pred = div; | ||
909 | *podf = 1; | ||
910 | } | ||
911 | } | ||
912 | |||
913 | static int _clk_enable(struct clk *clk) | ||
914 | { | ||
915 | u32 reg; | ||
916 | reg = readl_relaxed(clk->enable_reg); | ||
917 | reg |= 0x3 << clk->enable_shift; | ||
918 | writel_relaxed(reg, clk->enable_reg); | ||
919 | |||
920 | return 0; | ||
921 | } | ||
922 | |||
923 | static void _clk_disable(struct clk *clk) | ||
924 | { | ||
925 | u32 reg; | ||
926 | reg = readl_relaxed(clk->enable_reg); | ||
927 | reg &= ~(0x3 << clk->enable_shift); | ||
928 | writel_relaxed(reg, clk->enable_reg); | ||
929 | } | ||
930 | |||
931 | struct divider { | ||
932 | struct clk *clk; | ||
933 | void __iomem *reg; | ||
934 | u32 bp_pred; | ||
935 | u32 bm_pred; | ||
936 | u32 bp_podf; | ||
937 | u32 bm_podf; | ||
938 | }; | ||
939 | |||
940 | #define DEF_CLK_DIV1(d, c, r, b) \ | ||
941 | static struct divider d = { \ | ||
942 | .clk = c, \ | ||
943 | .reg = r, \ | ||
944 | .bp_podf = BP_##r##_##b##_PODF, \ | ||
945 | .bm_podf = BM_##r##_##b##_PODF, \ | ||
946 | } | ||
947 | |||
948 | DEF_CLK_DIV1(arm_div, &arm_clk, CACRR, ARM); | ||
949 | DEF_CLK_DIV1(ipg_div, &ipg_clk, CBCDR, IPG); | ||
950 | DEF_CLK_DIV1(ahb_div, &ahb_clk, CBCDR, AHB); | ||
951 | DEF_CLK_DIV1(axi_div, &axi_clk, CBCDR, AXI); | ||
952 | DEF_CLK_DIV1(mmdc_ch0_axi_div, &mmdc_ch0_axi_clk, CBCDR, MMDC_CH0_AXI); | ||
953 | DEF_CLK_DIV1(mmdc_ch1_axi_div, &mmdc_ch1_axi_clk, CBCDR, MMDC_CH1_AXI); | ||
954 | DEF_CLK_DIV1(periph_clk2_div, &periph_clk2_clk, CBCDR, PERIPH_CLK2); | ||
955 | DEF_CLK_DIV1(periph2_clk2_div, &periph2_clk2_clk, CBCDR, PERIPH2_CLK2); | ||
956 | DEF_CLK_DIV1(gpu2d_core_div, &gpu2d_core_clk, CBCMR, GPU2D_CORE); | ||
957 | DEF_CLK_DIV1(gpu3d_core_div, &gpu3d_core_clk, CBCMR, GPU3D_CORE); | ||
958 | DEF_CLK_DIV1(gpu3d_shader_div, &gpu3d_shader_clk, CBCMR, GPU3D_SHADER); | ||
959 | DEF_CLK_DIV1(ipg_perclk_div, &ipg_perclk, CSCMR1, PERCLK); | ||
960 | DEF_CLK_DIV1(emi_div, &emi_clk, CSCMR1, EMI); | ||
961 | DEF_CLK_DIV1(emi_slow_div, &emi_slow_clk, CSCMR1, EMI_SLOW); | ||
962 | DEF_CLK_DIV1(can_div, &can1_clk, CSCMR2, CAN); | ||
963 | DEF_CLK_DIV1(uart_div, &uart_clk, CSCDR1, UART); | ||
964 | DEF_CLK_DIV1(usdhc1_div, &usdhc1_clk, CSCDR1, USDHC1); | ||
965 | DEF_CLK_DIV1(usdhc2_div, &usdhc2_clk, CSCDR1, USDHC2); | ||
966 | DEF_CLK_DIV1(usdhc3_div, &usdhc3_clk, CSCDR1, USDHC3); | ||
967 | DEF_CLK_DIV1(usdhc4_div, &usdhc4_clk, CSCDR1, USDHC4); | ||
968 | DEF_CLK_DIV1(vpu_div, &vpu_clk, CSCDR1, VPU_AXI); | ||
969 | DEF_CLK_DIV1(hsi_tx_div, &hsi_tx_clk, CDCDR, HSI_TX); | ||
970 | DEF_CLK_DIV1(ipu1_di0_pre_div, &ipu1_di0_pre_clk, CHSCCDR, IPU1_DI0_PRE); | ||
971 | DEF_CLK_DIV1(ipu1_di1_pre_div, &ipu1_di1_pre_clk, CHSCCDR, IPU1_DI1_PRE); | ||
972 | DEF_CLK_DIV1(ipu2_di0_pre_div, &ipu2_di0_pre_clk, CSCDR2, IPU2_DI0_PRE); | ||
973 | DEF_CLK_DIV1(ipu2_di1_pre_div, &ipu2_di1_pre_clk, CSCDR2, IPU2_DI1_PRE); | ||
974 | DEF_CLK_DIV1(ipu1_div, &ipu1_clk, CSCDR3, IPU1_HSP); | ||
975 | DEF_CLK_DIV1(ipu2_div, &ipu2_clk, CSCDR3, IPU2_HSP); | ||
976 | |||
977 | #define DEF_CLK_DIV2(d, c, r, b) \ | ||
978 | static struct divider d = { \ | ||
979 | .clk = c, \ | ||
980 | .reg = r, \ | ||
981 | .bp_pred = BP_##r##_##b##_PRED, \ | ||
982 | .bm_pred = BM_##r##_##b##_PRED, \ | ||
983 | .bp_podf = BP_##r##_##b##_PODF, \ | ||
984 | .bm_podf = BM_##r##_##b##_PODF, \ | ||
985 | } | ||
986 | |||
987 | DEF_CLK_DIV2(ssi1_div, &ssi1_clk, CS1CDR, SSI1); | ||
988 | DEF_CLK_DIV2(ssi3_div, &ssi3_clk, CS1CDR, SSI3); | ||
989 | DEF_CLK_DIV2(esai_div, &esai_clk, CS1CDR, ESAI); | ||
990 | DEF_CLK_DIV2(ssi2_div, &ssi2_clk, CS2CDR, SSI2); | ||
991 | DEF_CLK_DIV2(enfc_div, &enfc_clk, CS2CDR, ENFC); | ||
992 | DEF_CLK_DIV2(spdif_div, &spdif_clk, CDCDR, SPDIF); | ||
993 | DEF_CLK_DIV2(asrc_serial_div, &asrc_serial_clk, CDCDR, ASRC_SERIAL); | ||
994 | |||
995 | static struct divider *dividers[] = { | ||
996 | &arm_div, | ||
997 | &ipg_div, | ||
998 | &ahb_div, | ||
999 | &axi_div, | ||
1000 | &mmdc_ch0_axi_div, | ||
1001 | &mmdc_ch1_axi_div, | ||
1002 | &periph_clk2_div, | ||
1003 | &periph2_clk2_div, | ||
1004 | &gpu2d_core_div, | ||
1005 | &gpu3d_core_div, | ||
1006 | &gpu3d_shader_div, | ||
1007 | &ipg_perclk_div, | ||
1008 | &emi_div, | ||
1009 | &emi_slow_div, | ||
1010 | &can_div, | ||
1011 | &uart_div, | ||
1012 | &usdhc1_div, | ||
1013 | &usdhc2_div, | ||
1014 | &usdhc3_div, | ||
1015 | &usdhc4_div, | ||
1016 | &vpu_div, | ||
1017 | &hsi_tx_div, | ||
1018 | &ipu1_di0_pre_div, | ||
1019 | &ipu1_di1_pre_div, | ||
1020 | &ipu2_di0_pre_div, | ||
1021 | &ipu2_di1_pre_div, | ||
1022 | &ipu1_div, | ||
1023 | &ipu2_div, | ||
1024 | &ssi1_div, | ||
1025 | &ssi3_div, | ||
1026 | &esai_div, | ||
1027 | &ssi2_div, | ||
1028 | &enfc_div, | ||
1029 | &spdif_div, | ||
1030 | &asrc_serial_div, | ||
1031 | }; | ||
1032 | |||
1033 | static unsigned long ldb_di_clk_get_rate(struct clk *clk) | ||
1034 | { | ||
1035 | u32 val = readl_relaxed(CSCMR2); | ||
1036 | |||
1037 | val &= (clk == &ldb_di0_clk) ? BM_CSCMR2_LDB_DI0_IPU_DIV : | ||
1038 | BM_CSCMR2_LDB_DI1_IPU_DIV; | ||
1039 | if (val) | ||
1040 | return clk_get_rate(clk->parent) / 7; | ||
1041 | else | ||
1042 | return clk_get_rate(clk->parent) * 2 / 7; | ||
1043 | } | ||
1044 | |||
1045 | static int ldb_di_clk_set_rate(struct clk *clk, unsigned long rate) | ||
1046 | { | ||
1047 | unsigned long parent_rate = clk_get_rate(clk->parent); | ||
1048 | u32 val = readl_relaxed(CSCMR2); | ||
1049 | |||
1050 | if (rate * 7 <= parent_rate + parent_rate / 20) | ||
1051 | val |= BM_CSCMR2_LDB_DI0_IPU_DIV; | ||
1052 | else | ||
1053 | val &= ~BM_CSCMR2_LDB_DI0_IPU_DIV; | ||
1054 | |||
1055 | writel_relaxed(val, CSCMR2); | ||
1056 | |||
1057 | return 0; | ||
1058 | } | ||
1059 | |||
1060 | static unsigned long ldb_di_clk_round_rate(struct clk *clk, unsigned long rate) | ||
1061 | { | ||
1062 | unsigned long parent_rate = clk_get_rate(clk->parent); | ||
1063 | |||
1064 | if (rate * 7 <= parent_rate + parent_rate / 20) | ||
1065 | return parent_rate / 7; | ||
1066 | else | ||
1067 | return 2 * parent_rate / 7; | ||
1068 | } | ||
1069 | |||
1070 | static unsigned long _clk_get_rate(struct clk *clk) | ||
1071 | { | ||
1072 | struct divider *d; | ||
1073 | u32 val, pred, podf; | ||
1074 | int i, num; | ||
1075 | |||
1076 | if (clk == &ldb_di0_clk || clk == &ldb_di1_clk) | ||
1077 | return ldb_di_clk_get_rate(clk); | ||
1078 | |||
1079 | num = ARRAY_SIZE(dividers); | ||
1080 | for (i = 0; i < num; i++) | ||
1081 | if (dividers[i]->clk == clk) { | ||
1082 | d = dividers[i]; | ||
1083 | break; | ||
1084 | } | ||
1085 | if (i == num) | ||
1086 | return clk_get_rate(clk->parent); | ||
1087 | |||
1088 | val = readl_relaxed(d->reg); | ||
1089 | pred = ((val & d->bm_pred) >> d->bp_pred) + 1; | ||
1090 | podf = ((val & d->bm_podf) >> d->bp_podf) + 1; | ||
1091 | |||
1092 | return clk_get_rate(clk->parent) / (pred * podf); | ||
1093 | } | ||
1094 | |||
1095 | static int clk_busy_wait(struct clk *clk) | ||
1096 | { | ||
1097 | int timeout = 0x100000; | ||
1098 | u32 bm; | ||
1099 | |||
1100 | if (clk == &axi_clk) | ||
1101 | bm = BM_CDHIPR_AXI_PODF_BUSY; | ||
1102 | else if (clk == &ahb_clk) | ||
1103 | bm = BM_CDHIPR_AHB_PODF_BUSY; | ||
1104 | else if (clk == &mmdc_ch0_axi_clk) | ||
1105 | bm = BM_CDHIPR_MMDC_CH0_PODF_BUSY; | ||
1106 | else if (clk == &periph_clk) | ||
1107 | bm = BM_CDHIPR_PERIPH_SEL_BUSY; | ||
1108 | else if (clk == &arm_clk) | ||
1109 | bm = BM_CDHIPR_ARM_PODF_BUSY; | ||
1110 | else | ||
1111 | return -EINVAL; | ||
1112 | |||
1113 | while ((readl_relaxed(CDHIPR) & bm) && --timeout) | ||
1114 | cpu_relax(); | ||
1115 | |||
1116 | if (unlikely(!timeout)) | ||
1117 | return -EBUSY; | ||
1118 | |||
1119 | return 0; | ||
1120 | } | ||
1121 | |||
1122 | static int _clk_set_rate(struct clk *clk, unsigned long rate) | ||
1123 | { | ||
1124 | unsigned long parent_rate = clk_get_rate(clk->parent); | ||
1125 | struct divider *d; | ||
1126 | u32 val, div, max_div, pred = 0, podf; | ||
1127 | int i, num; | ||
1128 | |||
1129 | if (clk == &ldb_di0_clk || clk == &ldb_di1_clk) | ||
1130 | return ldb_di_clk_set_rate(clk, rate); | ||
1131 | |||
1132 | num = ARRAY_SIZE(dividers); | ||
1133 | for (i = 0; i < num; i++) | ||
1134 | if (dividers[i]->clk == clk) { | ||
1135 | d = dividers[i]; | ||
1136 | break; | ||
1137 | } | ||
1138 | if (i == num) | ||
1139 | return -EINVAL; | ||
1140 | |||
1141 | max_div = ((d->bm_pred >> d->bp_pred) + 1) * | ||
1142 | ((d->bm_pred >> d->bp_pred) + 1); | ||
1143 | |||
1144 | div = parent_rate / rate; | ||
1145 | if (div == 0) | ||
1146 | div++; | ||
1147 | |||
1148 | if ((parent_rate / div != rate) || div > max_div) | ||
1149 | return -EINVAL; | ||
1150 | |||
1151 | if (d->bm_pred) { | ||
1152 | calc_pred_podf_dividers(div, &pred, &podf); | ||
1153 | } else { | ||
1154 | pred = 1; | ||
1155 | podf = div; | ||
1156 | } | ||
1157 | |||
1158 | val = readl_relaxed(d->reg); | ||
1159 | val &= ~(d->bm_pred | d->bm_podf); | ||
1160 | val |= (pred - 1) << d->bp_pred | (podf - 1) << d->bp_podf; | ||
1161 | writel_relaxed(val, d->reg); | ||
1162 | |||
1163 | if (clk == &axi_clk || clk == &ahb_clk || | ||
1164 | clk == &mmdc_ch0_axi_clk || clk == &arm_clk) | ||
1165 | return clk_busy_wait(clk); | ||
1166 | |||
1167 | return 0; | ||
1168 | } | ||
1169 | |||
1170 | static unsigned long _clk_round_rate(struct clk *clk, unsigned long rate) | ||
1171 | { | ||
1172 | unsigned long parent_rate = clk_get_rate(clk->parent); | ||
1173 | u32 div = parent_rate / rate; | ||
1174 | u32 div_max, pred = 0, podf; | ||
1175 | struct divider *d; | ||
1176 | int i, num; | ||
1177 | |||
1178 | if (clk == &ldb_di0_clk || clk == &ldb_di1_clk) | ||
1179 | return ldb_di_clk_round_rate(clk, rate); | ||
1180 | |||
1181 | num = ARRAY_SIZE(dividers); | ||
1182 | for (i = 0; i < num; i++) | ||
1183 | if (dividers[i]->clk == clk) { | ||
1184 | d = dividers[i]; | ||
1185 | break; | ||
1186 | } | ||
1187 | if (i == num) | ||
1188 | return -EINVAL; | ||
1189 | |||
1190 | if (div == 0 || parent_rate % rate) | ||
1191 | div++; | ||
1192 | |||
1193 | if (d->bm_pred) { | ||
1194 | calc_pred_podf_dividers(div, &pred, &podf); | ||
1195 | div = pred * podf; | ||
1196 | } else { | ||
1197 | div_max = (d->bm_podf >> d->bp_podf) + 1; | ||
1198 | if (div > div_max) | ||
1199 | div = div_max; | ||
1200 | } | ||
1201 | |||
1202 | return parent_rate / div; | ||
1203 | } | ||
1204 | |||
1205 | struct multiplexer { | ||
1206 | struct clk *clk; | ||
1207 | void __iomem *reg; | ||
1208 | u32 bp; | ||
1209 | u32 bm; | ||
1210 | int pnum; | ||
1211 | struct clk *parents[]; | ||
1212 | }; | ||
1213 | |||
1214 | static struct multiplexer axi_mux = { | ||
1215 | .clk = &axi_clk, | ||
1216 | .reg = CBCDR, | ||
1217 | .bp = BP_CBCDR_AXI_SEL, | ||
1218 | .bm = BM_CBCDR_AXI_SEL, | ||
1219 | .parents = { | ||
1220 | &periph_clk, | ||
1221 | &pll2_pfd_400m, | ||
1222 | &pll3_pfd_540m, | ||
1223 | NULL | ||
1224 | }, | ||
1225 | }; | ||
1226 | |||
1227 | static struct multiplexer periph_mux = { | ||
1228 | .clk = &periph_clk, | ||
1229 | .reg = CBCDR, | ||
1230 | .bp = BP_CBCDR_PERIPH_CLK_SEL, | ||
1231 | .bm = BM_CBCDR_PERIPH_CLK_SEL, | ||
1232 | .parents = { | ||
1233 | &periph_pre_clk, | ||
1234 | &periph_clk2_clk, | ||
1235 | NULL | ||
1236 | }, | ||
1237 | }; | ||
1238 | |||
1239 | static struct multiplexer periph_pre_mux = { | ||
1240 | .clk = &periph_pre_clk, | ||
1241 | .reg = CBCMR, | ||
1242 | .bp = BP_CBCMR_PRE_PERIPH_CLK_SEL, | ||
1243 | .bm = BM_CBCMR_PRE_PERIPH_CLK_SEL, | ||
1244 | .parents = { | ||
1245 | &pll2_bus, | ||
1246 | &pll2_pfd_400m, | ||
1247 | &pll2_pfd_352m, | ||
1248 | &pll2_200m, | ||
1249 | NULL | ||
1250 | }, | ||
1251 | }; | ||
1252 | |||
1253 | static struct multiplexer periph_clk2_mux = { | ||
1254 | .clk = &periph_clk2_clk, | ||
1255 | .reg = CBCMR, | ||
1256 | .bp = BP_CBCMR_PERIPH_CLK2_SEL, | ||
1257 | .bm = BM_CBCMR_PERIPH_CLK2_SEL, | ||
1258 | .parents = { | ||
1259 | &pll3_usb_otg, | ||
1260 | &osc_clk, | ||
1261 | NULL | ||
1262 | }, | ||
1263 | }; | ||
1264 | |||
1265 | static struct multiplexer periph2_mux = { | ||
1266 | .clk = &periph2_clk, | ||
1267 | .reg = CBCDR, | ||
1268 | .bp = BP_CBCDR_PERIPH2_CLK_SEL, | ||
1269 | .bm = BM_CBCDR_PERIPH2_CLK_SEL, | ||
1270 | .parents = { | ||
1271 | &periph2_pre_clk, | ||
1272 | &periph2_clk2_clk, | ||
1273 | NULL | ||
1274 | }, | ||
1275 | }; | ||
1276 | |||
1277 | static struct multiplexer periph2_pre_mux = { | ||
1278 | .clk = &periph2_pre_clk, | ||
1279 | .reg = CBCMR, | ||
1280 | .bp = BP_CBCMR_PRE_PERIPH2_CLK_SEL, | ||
1281 | .bm = BM_CBCMR_PRE_PERIPH2_CLK_SEL, | ||
1282 | .parents = { | ||
1283 | &pll2_bus, | ||
1284 | &pll2_pfd_400m, | ||
1285 | &pll2_pfd_352m, | ||
1286 | &pll2_200m, | ||
1287 | NULL | ||
1288 | }, | ||
1289 | }; | ||
1290 | |||
1291 | static struct multiplexer periph2_clk2_mux = { | ||
1292 | .clk = &periph2_clk2_clk, | ||
1293 | .reg = CBCMR, | ||
1294 | .bp = BP_CBCMR_PERIPH2_CLK2_SEL, | ||
1295 | .bm = BM_CBCMR_PERIPH2_CLK2_SEL, | ||
1296 | .parents = { | ||
1297 | &pll3_usb_otg, | ||
1298 | &osc_clk, | ||
1299 | NULL | ||
1300 | }, | ||
1301 | }; | ||
1302 | |||
1303 | static struct multiplexer gpu2d_axi_mux = { | ||
1304 | .clk = &gpu2d_axi_clk, | ||
1305 | .reg = CBCMR, | ||
1306 | .bp = BP_CBCMR_GPU2D_AXI_SEL, | ||
1307 | .bm = BM_CBCMR_GPU2D_AXI_SEL, | ||
1308 | .parents = { | ||
1309 | &axi_clk, | ||
1310 | &ahb_clk, | ||
1311 | NULL | ||
1312 | }, | ||
1313 | }; | ||
1314 | |||
1315 | static struct multiplexer gpu3d_axi_mux = { | ||
1316 | .clk = &gpu3d_axi_clk, | ||
1317 | .reg = CBCMR, | ||
1318 | .bp = BP_CBCMR_GPU3D_AXI_SEL, | ||
1319 | .bm = BM_CBCMR_GPU3D_AXI_SEL, | ||
1320 | .parents = { | ||
1321 | &axi_clk, | ||
1322 | &ahb_clk, | ||
1323 | NULL | ||
1324 | }, | ||
1325 | }; | ||
1326 | |||
1327 | static struct multiplexer gpu3d_core_mux = { | ||
1328 | .clk = &gpu3d_core_clk, | ||
1329 | .reg = CBCMR, | ||
1330 | .bp = BP_CBCMR_GPU3D_CORE_SEL, | ||
1331 | .bm = BM_CBCMR_GPU3D_CORE_SEL, | ||
1332 | .parents = { | ||
1333 | &mmdc_ch0_axi_clk, | ||
1334 | &pll3_usb_otg, | ||
1335 | &pll2_pfd_594m, | ||
1336 | &pll2_pfd_400m, | ||
1337 | NULL | ||
1338 | }, | ||
1339 | }; | ||
1340 | |||
1341 | static struct multiplexer gpu3d_shader_mux = { | ||
1342 | .clk = &gpu3d_shader_clk, | ||
1343 | .reg = CBCMR, | ||
1344 | .bp = BP_CBCMR_GPU3D_SHADER_SEL, | ||
1345 | .bm = BM_CBCMR_GPU3D_SHADER_SEL, | ||
1346 | .parents = { | ||
1347 | &mmdc_ch0_axi_clk, | ||
1348 | &pll3_usb_otg, | ||
1349 | &pll2_pfd_594m, | ||
1350 | &pll3_pfd_720m, | ||
1351 | NULL | ||
1352 | }, | ||
1353 | }; | ||
1354 | |||
1355 | static struct multiplexer pcie_axi_mux = { | ||
1356 | .clk = &pcie_clk, | ||
1357 | .reg = CBCMR, | ||
1358 | .bp = BP_CBCMR_PCIE_AXI_SEL, | ||
1359 | .bm = BM_CBCMR_PCIE_AXI_SEL, | ||
1360 | .parents = { | ||
1361 | &axi_clk, | ||
1362 | &ahb_clk, | ||
1363 | NULL | ||
1364 | }, | ||
1365 | }; | ||
1366 | |||
1367 | static struct multiplexer vdo_axi_mux = { | ||
1368 | .clk = &vdo_axi_clk, | ||
1369 | .reg = CBCMR, | ||
1370 | .bp = BP_CBCMR_VDO_AXI_SEL, | ||
1371 | .bm = BM_CBCMR_VDO_AXI_SEL, | ||
1372 | .parents = { | ||
1373 | &axi_clk, | ||
1374 | &ahb_clk, | ||
1375 | NULL | ||
1376 | }, | ||
1377 | }; | ||
1378 | |||
1379 | static struct multiplexer vpu_axi_mux = { | ||
1380 | .clk = &vpu_clk, | ||
1381 | .reg = CBCMR, | ||
1382 | .bp = BP_CBCMR_VPU_AXI_SEL, | ||
1383 | .bm = BM_CBCMR_VPU_AXI_SEL, | ||
1384 | .parents = { | ||
1385 | &axi_clk, | ||
1386 | &pll2_pfd_400m, | ||
1387 | &pll2_pfd_352m, | ||
1388 | NULL | ||
1389 | }, | ||
1390 | }; | ||
1391 | |||
1392 | static struct multiplexer gpu2d_core_mux = { | ||
1393 | .clk = &gpu2d_core_clk, | ||
1394 | .reg = CBCMR, | ||
1395 | .bp = BP_CBCMR_GPU2D_CORE_SEL, | ||
1396 | .bm = BM_CBCMR_GPU2D_CORE_SEL, | ||
1397 | .parents = { | ||
1398 | &axi_clk, | ||
1399 | &pll3_usb_otg, | ||
1400 | &pll2_pfd_352m, | ||
1401 | &pll2_pfd_400m, | ||
1402 | NULL | ||
1403 | }, | ||
1404 | }; | ||
1405 | |||
1406 | #define DEF_SSI_MUX(id) \ | ||
1407 | static struct multiplexer ssi##id##_mux = { \ | ||
1408 | .clk = &ssi##id##_clk, \ | ||
1409 | .reg = CSCMR1, \ | ||
1410 | .bp = BP_CSCMR1_SSI##id##_SEL, \ | ||
1411 | .bm = BM_CSCMR1_SSI##id##_SEL, \ | ||
1412 | .parents = { \ | ||
1413 | &pll3_pfd_508m, \ | ||
1414 | &pll3_pfd_454m, \ | ||
1415 | &pll4_audio, \ | ||
1416 | NULL \ | ||
1417 | }, \ | ||
1418 | } | ||
1419 | |||
1420 | DEF_SSI_MUX(1); | ||
1421 | DEF_SSI_MUX(2); | ||
1422 | DEF_SSI_MUX(3); | ||
1423 | |||
1424 | #define DEF_USDHC_MUX(id) \ | ||
1425 | static struct multiplexer usdhc##id##_mux = { \ | ||
1426 | .clk = &usdhc##id##_clk, \ | ||
1427 | .reg = CSCMR1, \ | ||
1428 | .bp = BP_CSCMR1_USDHC##id##_SEL, \ | ||
1429 | .bm = BM_CSCMR1_USDHC##id##_SEL, \ | ||
1430 | .parents = { \ | ||
1431 | &pll2_pfd_400m, \ | ||
1432 | &pll2_pfd_352m, \ | ||
1433 | NULL \ | ||
1434 | }, \ | ||
1435 | } | ||
1436 | |||
1437 | DEF_USDHC_MUX(1); | ||
1438 | DEF_USDHC_MUX(2); | ||
1439 | DEF_USDHC_MUX(3); | ||
1440 | DEF_USDHC_MUX(4); | ||
1441 | |||
1442 | static struct multiplexer emi_mux = { | ||
1443 | .clk = &emi_clk, | ||
1444 | .reg = CSCMR1, | ||
1445 | .bp = BP_CSCMR1_EMI_SEL, | ||
1446 | .bm = BM_CSCMR1_EMI_SEL, | ||
1447 | .parents = { | ||
1448 | &axi_clk, | ||
1449 | &pll3_usb_otg, | ||
1450 | &pll2_pfd_400m, | ||
1451 | &pll2_pfd_352m, | ||
1452 | NULL | ||
1453 | }, | ||
1454 | }; | ||
1455 | |||
1456 | static struct multiplexer emi_slow_mux = { | ||
1457 | .clk = &emi_slow_clk, | ||
1458 | .reg = CSCMR1, | ||
1459 | .bp = BP_CSCMR1_EMI_SLOW_SEL, | ||
1460 | .bm = BM_CSCMR1_EMI_SLOW_SEL, | ||
1461 | .parents = { | ||
1462 | &axi_clk, | ||
1463 | &pll3_usb_otg, | ||
1464 | &pll2_pfd_400m, | ||
1465 | &pll2_pfd_352m, | ||
1466 | NULL | ||
1467 | }, | ||
1468 | }; | ||
1469 | |||
1470 | static struct multiplexer esai_mux = { | ||
1471 | .clk = &esai_clk, | ||
1472 | .reg = CSCMR2, | ||
1473 | .bp = BP_CSCMR2_ESAI_SEL, | ||
1474 | .bm = BM_CSCMR2_ESAI_SEL, | ||
1475 | .parents = { | ||
1476 | &pll4_audio, | ||
1477 | &pll3_pfd_508m, | ||
1478 | &pll3_pfd_454m, | ||
1479 | &pll3_usb_otg, | ||
1480 | NULL | ||
1481 | }, | ||
1482 | }; | ||
1483 | |||
1484 | #define DEF_LDB_DI_MUX(id) \ | ||
1485 | static struct multiplexer ldb_di##id##_mux = { \ | ||
1486 | .clk = &ldb_di##id##_clk, \ | ||
1487 | .reg = CS2CDR, \ | ||
1488 | .bp = BP_CS2CDR_LDB_DI##id##_SEL, \ | ||
1489 | .bm = BM_CS2CDR_LDB_DI##id##_SEL, \ | ||
1490 | .parents = { \ | ||
1491 | &pll5_video, \ | ||
1492 | &pll2_pfd_352m, \ | ||
1493 | &pll2_pfd_400m, \ | ||
1494 | &pll3_pfd_540m, \ | ||
1495 | &pll3_usb_otg, \ | ||
1496 | NULL \ | ||
1497 | }, \ | ||
1498 | } | ||
1499 | |||
1500 | DEF_LDB_DI_MUX(0); | ||
1501 | DEF_LDB_DI_MUX(1); | ||
1502 | |||
1503 | static struct multiplexer enfc_mux = { | ||
1504 | .clk = &enfc_clk, | ||
1505 | .reg = CS2CDR, | ||
1506 | .bp = BP_CS2CDR_ENFC_SEL, | ||
1507 | .bm = BM_CS2CDR_ENFC_SEL, | ||
1508 | .parents = { | ||
1509 | &pll2_pfd_352m, | ||
1510 | &pll2_bus, | ||
1511 | &pll3_usb_otg, | ||
1512 | &pll2_pfd_400m, | ||
1513 | NULL | ||
1514 | }, | ||
1515 | }; | ||
1516 | |||
1517 | static struct multiplexer spdif_mux = { | ||
1518 | .clk = &spdif_clk, | ||
1519 | .reg = CDCDR, | ||
1520 | .bp = BP_CDCDR_SPDIF_SEL, | ||
1521 | .bm = BM_CDCDR_SPDIF_SEL, | ||
1522 | .parents = { | ||
1523 | &pll4_audio, | ||
1524 | &pll3_pfd_508m, | ||
1525 | &pll3_pfd_454m, | ||
1526 | &pll3_usb_otg, | ||
1527 | NULL | ||
1528 | }, | ||
1529 | }; | ||
1530 | |||
1531 | static struct multiplexer asrc_serial_mux = { | ||
1532 | .clk = &asrc_serial_clk, | ||
1533 | .reg = CDCDR, | ||
1534 | .bp = BP_CDCDR_ASRC_SERIAL_SEL, | ||
1535 | .bm = BM_CDCDR_ASRC_SERIAL_SEL, | ||
1536 | .parents = { | ||
1537 | &pll4_audio, | ||
1538 | &pll3_pfd_508m, | ||
1539 | &pll3_pfd_454m, | ||
1540 | &pll3_usb_otg, | ||
1541 | NULL | ||
1542 | }, | ||
1543 | }; | ||
1544 | |||
1545 | static struct multiplexer hsi_tx_mux = { | ||
1546 | .clk = &hsi_tx_clk, | ||
1547 | .reg = CDCDR, | ||
1548 | .bp = BP_CDCDR_HSI_TX_SEL, | ||
1549 | .bm = BM_CDCDR_HSI_TX_SEL, | ||
1550 | .parents = { | ||
1551 | &pll3_120m, | ||
1552 | &pll2_pfd_400m, | ||
1553 | NULL | ||
1554 | }, | ||
1555 | }; | ||
1556 | |||
1557 | #define DEF_IPU_DI_PRE_MUX(r, i, d) \ | ||
1558 | static struct multiplexer ipu##i##_di##d##_pre_mux = { \ | ||
1559 | .clk = &ipu##i##_di##d##_pre_clk, \ | ||
1560 | .reg = r, \ | ||
1561 | .bp = BP_##r##_IPU##i##_DI##d##_PRE_SEL, \ | ||
1562 | .bm = BM_##r##_IPU##i##_DI##d##_PRE_SEL, \ | ||
1563 | .parents = { \ | ||
1564 | &mmdc_ch0_axi_clk, \ | ||
1565 | &pll3_usb_otg, \ | ||
1566 | &pll5_video, \ | ||
1567 | &pll2_pfd_352m, \ | ||
1568 | &pll2_pfd_400m, \ | ||
1569 | &pll3_pfd_540m, \ | ||
1570 | NULL \ | ||
1571 | }, \ | ||
1572 | } | ||
1573 | |||
1574 | DEF_IPU_DI_PRE_MUX(CHSCCDR, 1, 0); | ||
1575 | DEF_IPU_DI_PRE_MUX(CHSCCDR, 1, 1); | ||
1576 | DEF_IPU_DI_PRE_MUX(CSCDR2, 2, 0); | ||
1577 | DEF_IPU_DI_PRE_MUX(CSCDR2, 2, 1); | ||
1578 | |||
1579 | #define DEF_IPU_DI_MUX(r, i, d) \ | ||
1580 | static struct multiplexer ipu##i##_di##d##_mux = { \ | ||
1581 | .clk = &ipu##i##_di##d##_clk, \ | ||
1582 | .reg = r, \ | ||
1583 | .bp = BP_##r##_IPU##i##_DI##d##_SEL, \ | ||
1584 | .bm = BM_##r##_IPU##i##_DI##d##_SEL, \ | ||
1585 | .parents = { \ | ||
1586 | &ipu##i##_di##d##_pre_clk, \ | ||
1587 | &dummy_clk, \ | ||
1588 | &dummy_clk, \ | ||
1589 | &ldb_di0_clk, \ | ||
1590 | &ldb_di1_clk, \ | ||
1591 | NULL \ | ||
1592 | }, \ | ||
1593 | } | ||
1594 | |||
1595 | DEF_IPU_DI_MUX(CHSCCDR, 1, 0); | ||
1596 | DEF_IPU_DI_MUX(CHSCCDR, 1, 1); | ||
1597 | DEF_IPU_DI_MUX(CSCDR2, 2, 0); | ||
1598 | DEF_IPU_DI_MUX(CSCDR2, 2, 1); | ||
1599 | |||
1600 | #define DEF_IPU_MUX(id) \ | ||
1601 | static struct multiplexer ipu##id##_mux = { \ | ||
1602 | .clk = &ipu##id##_clk, \ | ||
1603 | .reg = CSCDR3, \ | ||
1604 | .bp = BP_CSCDR3_IPU##id##_HSP_SEL, \ | ||
1605 | .bm = BM_CSCDR3_IPU##id##_HSP_SEL, \ | ||
1606 | .parents = { \ | ||
1607 | &mmdc_ch0_axi_clk, \ | ||
1608 | &pll2_pfd_400m, \ | ||
1609 | &pll3_120m, \ | ||
1610 | &pll3_pfd_540m, \ | ||
1611 | NULL \ | ||
1612 | }, \ | ||
1613 | } | ||
1614 | |||
1615 | DEF_IPU_MUX(1); | ||
1616 | DEF_IPU_MUX(2); | ||
1617 | |||
1618 | static struct multiplexer *multiplexers[] = { | ||
1619 | &axi_mux, | ||
1620 | &periph_mux, | ||
1621 | &periph_pre_mux, | ||
1622 | &periph_clk2_mux, | ||
1623 | &periph2_mux, | ||
1624 | &periph2_pre_mux, | ||
1625 | &periph2_clk2_mux, | ||
1626 | &gpu2d_axi_mux, | ||
1627 | &gpu3d_axi_mux, | ||
1628 | &gpu3d_core_mux, | ||
1629 | &gpu3d_shader_mux, | ||
1630 | &pcie_axi_mux, | ||
1631 | &vdo_axi_mux, | ||
1632 | &vpu_axi_mux, | ||
1633 | &gpu2d_core_mux, | ||
1634 | &ssi1_mux, | ||
1635 | &ssi2_mux, | ||
1636 | &ssi3_mux, | ||
1637 | &usdhc1_mux, | ||
1638 | &usdhc2_mux, | ||
1639 | &usdhc3_mux, | ||
1640 | &usdhc4_mux, | ||
1641 | &emi_mux, | ||
1642 | &emi_slow_mux, | ||
1643 | &esai_mux, | ||
1644 | &ldb_di0_mux, | ||
1645 | &ldb_di1_mux, | ||
1646 | &enfc_mux, | ||
1647 | &spdif_mux, | ||
1648 | &asrc_serial_mux, | ||
1649 | &hsi_tx_mux, | ||
1650 | &ipu1_di0_pre_mux, | ||
1651 | &ipu1_di0_mux, | ||
1652 | &ipu1_di1_pre_mux, | ||
1653 | &ipu1_di1_mux, | ||
1654 | &ipu2_di0_pre_mux, | ||
1655 | &ipu2_di0_mux, | ||
1656 | &ipu2_di1_pre_mux, | ||
1657 | &ipu2_di1_mux, | ||
1658 | &ipu1_mux, | ||
1659 | &ipu2_mux, | ||
1660 | }; | ||
1661 | |||
1662 | static int _clk_set_parent(struct clk *clk, struct clk *parent) | ||
1663 | { | ||
1664 | struct multiplexer *m; | ||
1665 | int i, num; | ||
1666 | u32 val; | ||
1667 | |||
1668 | num = ARRAY_SIZE(multiplexers); | ||
1669 | for (i = 0; i < num; i++) | ||
1670 | if (multiplexers[i]->clk == clk) { | ||
1671 | m = multiplexers[i]; | ||
1672 | break; | ||
1673 | } | ||
1674 | if (i == num) | ||
1675 | return -EINVAL; | ||
1676 | |||
1677 | i = 0; | ||
1678 | while (m->parents[i]) { | ||
1679 | if (parent == m->parents[i]) | ||
1680 | break; | ||
1681 | i++; | ||
1682 | } | ||
1683 | if (!m->parents[i]) | ||
1684 | return -EINVAL; | ||
1685 | |||
1686 | val = readl_relaxed(m->reg); | ||
1687 | val &= ~m->bm; | ||
1688 | val |= i << m->bp; | ||
1689 | writel_relaxed(val, m->reg); | ||
1690 | |||
1691 | if (clk == &periph_clk) | ||
1692 | return clk_busy_wait(clk); | ||
1693 | |||
1694 | return 0; | ||
1695 | } | ||
1696 | |||
1697 | #define DEF_NG_CLK(name, p) \ | ||
1698 | static struct clk name = { \ | ||
1699 | .get_rate = _clk_get_rate, \ | ||
1700 | .set_rate = _clk_set_rate, \ | ||
1701 | .round_rate = _clk_round_rate, \ | ||
1702 | .set_parent = _clk_set_parent, \ | ||
1703 | .parent = p, \ | ||
1704 | } | ||
1705 | |||
1706 | DEF_NG_CLK(periph_clk2_clk, &osc_clk); | ||
1707 | DEF_NG_CLK(periph_pre_clk, &pll2_bus); | ||
1708 | DEF_NG_CLK(periph_clk, &periph_pre_clk); | ||
1709 | DEF_NG_CLK(periph2_clk2_clk, &osc_clk); | ||
1710 | DEF_NG_CLK(periph2_pre_clk, &pll2_bus); | ||
1711 | DEF_NG_CLK(periph2_clk, &periph2_pre_clk); | ||
1712 | DEF_NG_CLK(axi_clk, &periph_clk); | ||
1713 | DEF_NG_CLK(emi_clk, &axi_clk); | ||
1714 | DEF_NG_CLK(arm_clk, &pll1_sw_clk); | ||
1715 | DEF_NG_CLK(ahb_clk, &periph_clk); | ||
1716 | DEF_NG_CLK(ipg_clk, &ahb_clk); | ||
1717 | DEF_NG_CLK(ipg_perclk, &ipg_clk); | ||
1718 | DEF_NG_CLK(ipu1_di0_pre_clk, &pll3_pfd_540m); | ||
1719 | DEF_NG_CLK(ipu1_di1_pre_clk, &pll3_pfd_540m); | ||
1720 | DEF_NG_CLK(ipu2_di0_pre_clk, &pll3_pfd_540m); | ||
1721 | DEF_NG_CLK(ipu2_di1_pre_clk, &pll3_pfd_540m); | ||
1722 | DEF_NG_CLK(asrc_serial_clk, &pll3_usb_otg); | ||
1723 | |||
1724 | #define DEF_CLK(name, er, es, p, s) \ | ||
1725 | static struct clk name = { \ | ||
1726 | .enable_reg = er, \ | ||
1727 | .enable_shift = es, \ | ||
1728 | .enable = _clk_enable, \ | ||
1729 | .disable = _clk_disable, \ | ||
1730 | .get_rate = _clk_get_rate, \ | ||
1731 | .set_rate = _clk_set_rate, \ | ||
1732 | .round_rate = _clk_round_rate, \ | ||
1733 | .set_parent = _clk_set_parent, \ | ||
1734 | .parent = p, \ | ||
1735 | .secondary = s, \ | ||
1736 | } | ||
1737 | |||
1738 | DEF_CLK(aips_tz1_clk, CCGR0, CG0, &ahb_clk, NULL); | ||
1739 | DEF_CLK(aips_tz2_clk, CCGR0, CG1, &ahb_clk, NULL); | ||
1740 | DEF_CLK(apbh_dma_clk, CCGR0, CG2, &ahb_clk, NULL); | ||
1741 | DEF_CLK(asrc_clk, CCGR0, CG3, &pll4_audio, NULL); | ||
1742 | DEF_CLK(can1_serial_clk, CCGR0, CG8, &pll3_usb_otg, NULL); | ||
1743 | DEF_CLK(can1_clk, CCGR0, CG7, &pll3_usb_otg, &can1_serial_clk); | ||
1744 | DEF_CLK(can2_serial_clk, CCGR0, CG10, &pll3_usb_otg, NULL); | ||
1745 | DEF_CLK(can2_clk, CCGR0, CG9, &pll3_usb_otg, &can2_serial_clk); | ||
1746 | DEF_CLK(ecspi1_clk, CCGR1, CG0, &pll3_60m, NULL); | ||
1747 | DEF_CLK(ecspi2_clk, CCGR1, CG1, &pll3_60m, NULL); | ||
1748 | DEF_CLK(ecspi3_clk, CCGR1, CG2, &pll3_60m, NULL); | ||
1749 | DEF_CLK(ecspi4_clk, CCGR1, CG3, &pll3_60m, NULL); | ||
1750 | DEF_CLK(ecspi5_clk, CCGR1, CG4, &pll3_60m, NULL); | ||
1751 | DEF_CLK(enet_clk, CCGR1, CG5, &ipg_clk, NULL); | ||
1752 | DEF_CLK(esai_clk, CCGR1, CG8, &pll3_usb_otg, NULL); | ||
1753 | DEF_CLK(gpt_serial_clk, CCGR1, CG11, &ipg_perclk, NULL); | ||
1754 | DEF_CLK(gpt_clk, CCGR1, CG10, &ipg_perclk, &gpt_serial_clk); | ||
1755 | DEF_CLK(gpu2d_core_clk, CCGR1, CG12, &pll2_pfd_352m, &gpu2d_axi_clk); | ||
1756 | DEF_CLK(gpu3d_core_clk, CCGR1, CG13, &pll2_pfd_594m, &gpu3d_axi_clk); | ||
1757 | DEF_CLK(gpu3d_shader_clk, CCGR1, CG13, &pll3_pfd_720m, &gpu3d_axi_clk); | ||
1758 | DEF_CLK(hdmi_iahb_clk, CCGR2, CG0, &ahb_clk, NULL); | ||
1759 | DEF_CLK(hdmi_isfr_clk, CCGR2, CG2, &pll3_pfd_540m, &hdmi_iahb_clk); | ||
1760 | DEF_CLK(i2c1_clk, CCGR2, CG3, &ipg_perclk, NULL); | ||
1761 | DEF_CLK(i2c2_clk, CCGR2, CG4, &ipg_perclk, NULL); | ||
1762 | DEF_CLK(i2c3_clk, CCGR2, CG5, &ipg_perclk, NULL); | ||
1763 | DEF_CLK(iim_clk, CCGR2, CG6, &ipg_clk, NULL); | ||
1764 | DEF_CLK(enfc_clk, CCGR2, CG7, &pll2_pfd_352m, NULL); | ||
1765 | DEF_CLK(ipu1_clk, CCGR3, CG0, &mmdc_ch0_axi_clk, NULL); | ||
1766 | DEF_CLK(ipu1_di0_clk, CCGR3, CG1, &ipu1_di0_pre_clk, NULL); | ||
1767 | DEF_CLK(ipu1_di1_clk, CCGR3, CG2, &ipu1_di1_pre_clk, NULL); | ||
1768 | DEF_CLK(ipu2_clk, CCGR3, CG3, &mmdc_ch0_axi_clk, NULL); | ||
1769 | DEF_CLK(ipu2_di0_clk, CCGR3, CG4, &ipu2_di0_pre_clk, NULL); | ||
1770 | DEF_CLK(ipu2_di1_clk, CCGR3, CG5, &ipu2_di1_pre_clk, NULL); | ||
1771 | DEF_CLK(ldb_di0_clk, CCGR3, CG6, &pll3_pfd_540m, NULL); | ||
1772 | DEF_CLK(ldb_di1_clk, CCGR3, CG7, &pll3_pfd_540m, NULL); | ||
1773 | DEF_CLK(hsi_tx_clk, CCGR3, CG8, &pll2_pfd_400m, NULL); | ||
1774 | DEF_CLK(mlb_clk, CCGR3, CG9, &pll6_mlb, NULL); | ||
1775 | DEF_CLK(mmdc_ch0_ipg_clk, CCGR3, CG12, &ipg_clk, NULL); | ||
1776 | DEF_CLK(mmdc_ch0_axi_clk, CCGR3, CG10, &periph_clk, &mmdc_ch0_ipg_clk); | ||
1777 | DEF_CLK(mmdc_ch1_ipg_clk, CCGR3, CG13, &ipg_clk, NULL); | ||
1778 | DEF_CLK(mmdc_ch1_axi_clk, CCGR3, CG11, &periph2_clk, &mmdc_ch1_ipg_clk); | ||
1779 | DEF_CLK(openvg_axi_clk, CCGR3, CG13, &axi_clk, NULL); | ||
1780 | DEF_CLK(pwm1_clk, CCGR4, CG8, &ipg_perclk, NULL); | ||
1781 | DEF_CLK(pwm2_clk, CCGR4, CG9, &ipg_perclk, NULL); | ||
1782 | DEF_CLK(pwm3_clk, CCGR4, CG10, &ipg_perclk, NULL); | ||
1783 | DEF_CLK(pwm4_clk, CCGR4, CG11, &ipg_perclk, NULL); | ||
1784 | DEF_CLK(gpmi_bch_apb_clk, CCGR4, CG12, &usdhc3_clk, NULL); | ||
1785 | DEF_CLK(gpmi_bch_clk, CCGR4, CG13, &usdhc4_clk, &gpmi_bch_apb_clk); | ||
1786 | DEF_CLK(gpmi_apb_clk, CCGR4, CG15, &usdhc3_clk, &gpmi_bch_clk); | ||
1787 | DEF_CLK(gpmi_io_clk, CCGR4, CG14, &enfc_clk, &gpmi_apb_clk); | ||
1788 | DEF_CLK(sdma_clk, CCGR5, CG3, &ahb_clk, NULL); | ||
1789 | DEF_CLK(spba_clk, CCGR5, CG6, &ipg_clk, NULL); | ||
1790 | DEF_CLK(spdif_clk, CCGR5, CG7, &pll3_usb_otg, &spba_clk); | ||
1791 | DEF_CLK(ssi1_clk, CCGR5, CG9, &pll3_pfd_508m, NULL); | ||
1792 | DEF_CLK(ssi2_clk, CCGR5, CG10, &pll3_pfd_508m, NULL); | ||
1793 | DEF_CLK(ssi3_clk, CCGR5, CG11, &pll3_pfd_508m, NULL); | ||
1794 | DEF_CLK(uart_serial_clk, CCGR5, CG13, &pll3_usb_otg, NULL); | ||
1795 | DEF_CLK(uart_clk, CCGR5, CG12, &pll3_80m, &uart_serial_clk); | ||
1796 | DEF_CLK(usboh3_clk, CCGR6, CG0, &ipg_clk, NULL); | ||
1797 | DEF_CLK(usdhc1_clk, CCGR6, CG1, &pll2_pfd_400m, NULL); | ||
1798 | DEF_CLK(usdhc2_clk, CCGR6, CG2, &pll2_pfd_400m, NULL); | ||
1799 | DEF_CLK(usdhc3_clk, CCGR6, CG3, &pll2_pfd_400m, NULL); | ||
1800 | DEF_CLK(usdhc4_clk, CCGR6, CG4, &pll2_pfd_400m, NULL); | ||
1801 | DEF_CLK(emi_slow_clk, CCGR6, CG5, &axi_clk, NULL); | ||
1802 | DEF_CLK(vdo_axi_clk, CCGR6, CG6, &axi_clk, NULL); | ||
1803 | DEF_CLK(vpu_clk, CCGR6, CG7, &axi_clk, NULL); | ||
1804 | |||
1805 | static int pcie_clk_enable(struct clk *clk) | ||
1806 | { | ||
1807 | u32 val; | ||
1808 | |||
1809 | val = readl_relaxed(PLL8_ENET); | ||
1810 | val |= BM_PLL_ENET_EN_PCIE; | ||
1811 | writel_relaxed(val, PLL8_ENET); | ||
1812 | |||
1813 | return _clk_enable(clk); | ||
1814 | } | ||
1815 | |||
1816 | static void pcie_clk_disable(struct clk *clk) | ||
1817 | { | ||
1818 | u32 val; | ||
1819 | |||
1820 | _clk_disable(clk); | ||
1821 | |||
1822 | val = readl_relaxed(PLL8_ENET); | ||
1823 | val &= BM_PLL_ENET_EN_PCIE; | ||
1824 | writel_relaxed(val, PLL8_ENET); | ||
1825 | } | ||
1826 | |||
1827 | static struct clk pcie_clk = { | ||
1828 | .enable_reg = CCGR4, | ||
1829 | .enable_shift = CG0, | ||
1830 | .enable = pcie_clk_enable, | ||
1831 | .disable = pcie_clk_disable, | ||
1832 | .set_parent = _clk_set_parent, | ||
1833 | .parent = &axi_clk, | ||
1834 | .secondary = &pll8_enet, | ||
1835 | }; | ||
1836 | |||
1837 | static int sata_clk_enable(struct clk *clk) | ||
1838 | { | ||
1839 | u32 val; | ||
1840 | |||
1841 | val = readl_relaxed(PLL8_ENET); | ||
1842 | val |= BM_PLL_ENET_EN_SATA; | ||
1843 | writel_relaxed(val, PLL8_ENET); | ||
1844 | |||
1845 | return _clk_enable(clk); | ||
1846 | } | ||
1847 | |||
1848 | static void sata_clk_disable(struct clk *clk) | ||
1849 | { | ||
1850 | u32 val; | ||
1851 | |||
1852 | _clk_disable(clk); | ||
1853 | |||
1854 | val = readl_relaxed(PLL8_ENET); | ||
1855 | val &= BM_PLL_ENET_EN_SATA; | ||
1856 | writel_relaxed(val, PLL8_ENET); | ||
1857 | } | ||
1858 | |||
1859 | static struct clk sata_clk = { | ||
1860 | .enable_reg = CCGR5, | ||
1861 | .enable_shift = CG2, | ||
1862 | .enable = sata_clk_enable, | ||
1863 | .disable = sata_clk_disable, | ||
1864 | .parent = &ipg_clk, | ||
1865 | .secondary = &pll8_enet, | ||
1866 | }; | ||
1867 | |||
1868 | #define _REGISTER_CLOCK(d, n, c) \ | ||
1869 | { \ | ||
1870 | .dev_id = d, \ | ||
1871 | .con_id = n, \ | ||
1872 | .clk = &c, \ | ||
1873 | } | ||
1874 | |||
1875 | static struct clk_lookup lookups[] = { | ||
1876 | _REGISTER_CLOCK("2020000.uart", NULL, uart_clk), | ||
1877 | _REGISTER_CLOCK("21e8000.uart", NULL, uart_clk), | ||
1878 | _REGISTER_CLOCK("21ec000.uart", NULL, uart_clk), | ||
1879 | _REGISTER_CLOCK("21f0000.uart", NULL, uart_clk), | ||
1880 | _REGISTER_CLOCK("21f4000.uart", NULL, uart_clk), | ||
1881 | _REGISTER_CLOCK("2188000.enet", NULL, enet_clk), | ||
1882 | _REGISTER_CLOCK("2190000.usdhc", NULL, usdhc1_clk), | ||
1883 | _REGISTER_CLOCK("2194000.usdhc", NULL, usdhc2_clk), | ||
1884 | _REGISTER_CLOCK("2198000.usdhc", NULL, usdhc3_clk), | ||
1885 | _REGISTER_CLOCK("219c000.usdhc", NULL, usdhc4_clk), | ||
1886 | _REGISTER_CLOCK("21a0000.i2c", NULL, i2c1_clk), | ||
1887 | _REGISTER_CLOCK("21a4000.i2c", NULL, i2c2_clk), | ||
1888 | _REGISTER_CLOCK("21a8000.i2c", NULL, i2c3_clk), | ||
1889 | _REGISTER_CLOCK("2008000.ecspi", NULL, ecspi1_clk), | ||
1890 | _REGISTER_CLOCK("200c000.ecspi", NULL, ecspi2_clk), | ||
1891 | _REGISTER_CLOCK("2010000.ecspi", NULL, ecspi3_clk), | ||
1892 | _REGISTER_CLOCK("2014000.ecspi", NULL, ecspi4_clk), | ||
1893 | _REGISTER_CLOCK("2018000.ecspi", NULL, ecspi5_clk), | ||
1894 | _REGISTER_CLOCK("20ec000.sdma", NULL, sdma_clk), | ||
1895 | _REGISTER_CLOCK("20bc000.wdog", NULL, dummy_clk), | ||
1896 | _REGISTER_CLOCK("20c0000.wdog", NULL, dummy_clk), | ||
1897 | _REGISTER_CLOCK(NULL, "ckih", ckih_clk), | ||
1898 | _REGISTER_CLOCK(NULL, "ckil_clk", ckil_clk), | ||
1899 | _REGISTER_CLOCK(NULL, "aips_tz1_clk", aips_tz1_clk), | ||
1900 | _REGISTER_CLOCK(NULL, "aips_tz2_clk", aips_tz2_clk), | ||
1901 | _REGISTER_CLOCK(NULL, "asrc_clk", asrc_clk), | ||
1902 | _REGISTER_CLOCK(NULL, "can2_clk", can2_clk), | ||
1903 | _REGISTER_CLOCK(NULL, "hdmi_isfr_clk", hdmi_isfr_clk), | ||
1904 | _REGISTER_CLOCK(NULL, "iim_clk", iim_clk), | ||
1905 | _REGISTER_CLOCK(NULL, "mlb_clk", mlb_clk), | ||
1906 | _REGISTER_CLOCK(NULL, "openvg_axi_clk", openvg_axi_clk), | ||
1907 | _REGISTER_CLOCK(NULL, "pwm1_clk", pwm1_clk), | ||
1908 | _REGISTER_CLOCK(NULL, "pwm2_clk", pwm2_clk), | ||
1909 | _REGISTER_CLOCK(NULL, "pwm3_clk", pwm3_clk), | ||
1910 | _REGISTER_CLOCK(NULL, "pwm4_clk", pwm4_clk), | ||
1911 | _REGISTER_CLOCK(NULL, "gpmi_io_clk", gpmi_io_clk), | ||
1912 | _REGISTER_CLOCK(NULL, "usboh3_clk", usboh3_clk), | ||
1913 | _REGISTER_CLOCK(NULL, "sata_clk", sata_clk), | ||
1914 | }; | ||
1915 | |||
1916 | int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode) | ||
1917 | { | ||
1918 | u32 val = readl_relaxed(CLPCR); | ||
1919 | |||
1920 | val &= ~BM_CLPCR_LPM; | ||
1921 | switch (mode) { | ||
1922 | case WAIT_CLOCKED: | ||
1923 | break; | ||
1924 | case WAIT_UNCLOCKED: | ||
1925 | val |= 0x1 << BP_CLPCR_LPM; | ||
1926 | break; | ||
1927 | case STOP_POWER_ON: | ||
1928 | val |= 0x2 << BP_CLPCR_LPM; | ||
1929 | break; | ||
1930 | case WAIT_UNCLOCKED_POWER_OFF: | ||
1931 | val |= 0x1 << BP_CLPCR_LPM; | ||
1932 | val &= ~BM_CLPCR_VSTBY; | ||
1933 | val &= ~BM_CLPCR_SBYOS; | ||
1934 | val |= BM_CLPCR_BYP_MMDC_CH1_LPM_HS; | ||
1935 | break; | ||
1936 | case STOP_POWER_OFF: | ||
1937 | val |= 0x2 << BP_CLPCR_LPM; | ||
1938 | val |= 0x3 << BP_CLPCR_STBY_COUNT; | ||
1939 | val |= BM_CLPCR_VSTBY; | ||
1940 | val |= BM_CLPCR_SBYOS; | ||
1941 | val |= BM_CLPCR_BYP_MMDC_CH1_LPM_HS; | ||
1942 | break; | ||
1943 | default: | ||
1944 | return -EINVAL; | ||
1945 | } | ||
1946 | writel_relaxed(val, CLPCR); | ||
1947 | |||
1948 | return 0; | ||
1949 | } | ||
1950 | |||
1951 | static struct map_desc imx6q_clock_desc[] = { | ||
1952 | imx_map_entry(MX6Q, CCM, MT_DEVICE), | ||
1953 | imx_map_entry(MX6Q, ANATOP, MT_DEVICE), | ||
1954 | }; | ||
1955 | |||
1956 | int __init mx6q_clocks_init(void) | ||
1957 | { | ||
1958 | struct device_node *np; | ||
1959 | void __iomem *base; | ||
1960 | int i, irq; | ||
1961 | |||
1962 | iotable_init(imx6q_clock_desc, ARRAY_SIZE(imx6q_clock_desc)); | ||
1963 | |||
1964 | /* retrieve the freqency of fixed clocks from device tree */ | ||
1965 | for_each_compatible_node(np, NULL, "fixed-clock") { | ||
1966 | u32 rate; | ||
1967 | if (of_property_read_u32(np, "clock-frequency", &rate)) | ||
1968 | continue; | ||
1969 | |||
1970 | if (of_device_is_compatible(np, "fsl,imx-ckil")) | ||
1971 | external_low_reference = rate; | ||
1972 | else if (of_device_is_compatible(np, "fsl,imx-ckih1")) | ||
1973 | external_high_reference = rate; | ||
1974 | else if (of_device_is_compatible(np, "fsl,imx-osc")) | ||
1975 | oscillator_reference = rate; | ||
1976 | } | ||
1977 | |||
1978 | for (i = 0; i < ARRAY_SIZE(lookups); i++) | ||
1979 | clkdev_add(&lookups[i]); | ||
1980 | |||
1981 | /* only keep necessary clocks on */ | ||
1982 | writel_relaxed(0x3 << CG0 | 0x3 << CG1 | 0x3 << CG2, CCGR0); | ||
1983 | writel_relaxed(0x3 << CG8 | 0x3 << CG9 | 0x3 << CG10, CCGR2); | ||
1984 | writel_relaxed(0x3 << CG10 | 0x3 << CG12, CCGR3); | ||
1985 | writel_relaxed(0x3 << CG4 | 0x3 << CG6 | 0x3 << CG7, CCGR4); | ||
1986 | writel_relaxed(0x3 << CG0, CCGR5); | ||
1987 | writel_relaxed(0, CCGR6); | ||
1988 | writel_relaxed(0, CCGR7); | ||
1989 | |||
1990 | clk_enable(&uart_clk); | ||
1991 | clk_enable(&mmdc_ch0_axi_clk); | ||
1992 | |||
1993 | clk_set_rate(&pll4_audio, FREQ_650M); | ||
1994 | clk_set_rate(&pll5_video, FREQ_650M); | ||
1995 | clk_set_parent(&ipu1_di0_clk, &ipu1_di0_pre_clk); | ||
1996 | clk_set_parent(&ipu1_di0_pre_clk, &pll5_video); | ||
1997 | clk_set_parent(&gpu3d_shader_clk, &pll2_pfd_594m); | ||
1998 | clk_set_rate(&gpu3d_shader_clk, FREQ_594M); | ||
1999 | clk_set_parent(&gpu3d_core_clk, &mmdc_ch0_axi_clk); | ||
2000 | clk_set_rate(&gpu3d_core_clk, FREQ_528M); | ||
2001 | clk_set_parent(&asrc_serial_clk, &pll3_usb_otg); | ||
2002 | clk_set_rate(&asrc_serial_clk, 1500000); | ||
2003 | clk_set_rate(&enfc_clk, 11000000); | ||
2004 | |||
2005 | np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpt"); | ||
2006 | base = of_iomap(np, 0); | ||
2007 | WARN_ON(!base); | ||
2008 | irq = irq_of_parse_and_map(np, 0); | ||
2009 | mxc_timer_init(&gpt_clk, base, irq); | ||
2010 | |||
2011 | return 0; | ||
2012 | } | ||
diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c new file mode 100644 index 000000000000..e1537f9e45b8 --- /dev/null +++ b/arch/arm/mach-imx/gpc.c | |||
@@ -0,0 +1,113 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/io.h> | ||
14 | #include <linux/irq.h> | ||
15 | #include <linux/of.h> | ||
16 | #include <linux/of_address.h> | ||
17 | #include <linux/of_irq.h> | ||
18 | #include <asm/hardware/gic.h> | ||
19 | |||
20 | #define GPC_IMR1 0x008 | ||
21 | #define GPC_PGC_CPU_PDN 0x2a0 | ||
22 | |||
23 | #define IMR_NUM 4 | ||
24 | |||
25 | static void __iomem *gpc_base; | ||
26 | static u32 gpc_wake_irqs[IMR_NUM]; | ||
27 | static u32 gpc_saved_imrs[IMR_NUM]; | ||
28 | |||
29 | void imx_gpc_pre_suspend(void) | ||
30 | { | ||
31 | void __iomem *reg_imr1 = gpc_base + GPC_IMR1; | ||
32 | int i; | ||
33 | |||
34 | /* Tell GPC to power off ARM core when suspend */ | ||
35 | writel_relaxed(0x1, gpc_base + GPC_PGC_CPU_PDN); | ||
36 | |||
37 | for (i = 0; i < IMR_NUM; i++) { | ||
38 | gpc_saved_imrs[i] = readl_relaxed(reg_imr1 + i * 4); | ||
39 | writel_relaxed(~gpc_wake_irqs[i], reg_imr1 + i * 4); | ||
40 | } | ||
41 | } | ||
42 | |||
43 | void imx_gpc_post_resume(void) | ||
44 | { | ||
45 | void __iomem *reg_imr1 = gpc_base + GPC_IMR1; | ||
46 | int i; | ||
47 | |||
48 | /* Keep ARM core powered on for other low-power modes */ | ||
49 | writel_relaxed(0x0, gpc_base + GPC_PGC_CPU_PDN); | ||
50 | |||
51 | for (i = 0; i < IMR_NUM; i++) | ||
52 | writel_relaxed(gpc_saved_imrs[i], reg_imr1 + i * 4); | ||
53 | } | ||
54 | |||
55 | static int imx_gpc_irq_set_wake(struct irq_data *d, unsigned int on) | ||
56 | { | ||
57 | unsigned int idx = d->irq / 32 - 1; | ||
58 | u32 mask; | ||
59 | |||
60 | /* Sanity check for SPI irq */ | ||
61 | if (d->irq < 32) | ||
62 | return -EINVAL; | ||
63 | |||
64 | mask = 1 << d->irq % 32; | ||
65 | gpc_wake_irqs[idx] = on ? gpc_wake_irqs[idx] | mask : | ||
66 | gpc_wake_irqs[idx] & ~mask; | ||
67 | |||
68 | return 0; | ||
69 | } | ||
70 | |||
71 | static void imx_gpc_irq_unmask(struct irq_data *d) | ||
72 | { | ||
73 | void __iomem *reg; | ||
74 | u32 val; | ||
75 | |||
76 | /* Sanity check for SPI irq */ | ||
77 | if (d->irq < 32) | ||
78 | return; | ||
79 | |||
80 | reg = gpc_base + GPC_IMR1 + (d->irq / 32 - 1) * 4; | ||
81 | val = readl_relaxed(reg); | ||
82 | val &= ~(1 << d->irq % 32); | ||
83 | writel_relaxed(val, reg); | ||
84 | } | ||
85 | |||
86 | static void imx_gpc_irq_mask(struct irq_data *d) | ||
87 | { | ||
88 | void __iomem *reg; | ||
89 | u32 val; | ||
90 | |||
91 | /* Sanity check for SPI irq */ | ||
92 | if (d->irq < 32) | ||
93 | return; | ||
94 | |||
95 | reg = gpc_base + GPC_IMR1 + (d->irq / 32 - 1) * 4; | ||
96 | val = readl_relaxed(reg); | ||
97 | val |= 1 << (d->irq % 32); | ||
98 | writel_relaxed(val, reg); | ||
99 | } | ||
100 | |||
101 | void __init imx_gpc_init(void) | ||
102 | { | ||
103 | struct device_node *np; | ||
104 | |||
105 | np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-gpc"); | ||
106 | gpc_base = of_iomap(np, 0); | ||
107 | WARN_ON(!gpc_base); | ||
108 | |||
109 | /* Register GPC as the secondary interrupt controller behind GIC */ | ||
110 | gic_arch_extn.irq_mask = imx_gpc_irq_mask; | ||
111 | gic_arch_extn.irq_unmask = imx_gpc_irq_unmask; | ||
112 | gic_arch_extn.irq_set_wake = imx_gpc_irq_set_wake; | ||
113 | } | ||
diff --git a/arch/arm/mach-imx/head-v7.S b/arch/arm/mach-imx/head-v7.S new file mode 100644 index 000000000000..6229efbc70cb --- /dev/null +++ b/arch/arm/mach-imx/head-v7.S | |||
@@ -0,0 +1,99 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/linkage.h> | ||
14 | #include <linux/init.h> | ||
15 | #include <asm/asm-offsets.h> | ||
16 | #include <asm/hardware/cache-l2x0.h> | ||
17 | |||
18 | .section ".text.head", "ax" | ||
19 | __CPUINIT | ||
20 | |||
21 | /* | ||
22 | * The secondary kernel init calls v7_flush_dcache_all before it enables | ||
23 | * the L1; however, the L1 comes out of reset in an undefined state, so | ||
24 | * the clean + invalidate performed by v7_flush_dcache_all causes a bunch | ||
25 | * of cache lines with uninitialized data and uninitialized tags to get | ||
26 | * written out to memory, which does really unpleasant things to the main | ||
27 | * processor. We fix this by performing an invalidate, rather than a | ||
28 | * clean + invalidate, before jumping into the kernel. | ||
29 | * | ||
30 | * This funciton is cloned from arch/arm/mach-tegra/headsmp.S, and needs | ||
31 | * to be called for both secondary cores startup and primary core resume | ||
32 | * procedures. Ideally, it should be moved into arch/arm/mm/cache-v7.S. | ||
33 | */ | ||
34 | ENTRY(v7_invalidate_l1) | ||
35 | mov r0, #0 | ||
36 | mcr p15, 2, r0, c0, c0, 0 | ||
37 | mrc p15, 1, r0, c0, c0, 0 | ||
38 | |||
39 | ldr r1, =0x7fff | ||
40 | and r2, r1, r0, lsr #13 | ||
41 | |||
42 | ldr r1, =0x3ff | ||
43 | |||
44 | and r3, r1, r0, lsr #3 @ NumWays - 1 | ||
45 | add r2, r2, #1 @ NumSets | ||
46 | |||
47 | and r0, r0, #0x7 | ||
48 | add r0, r0, #4 @ SetShift | ||
49 | |||
50 | clz r1, r3 @ WayShift | ||
51 | add r4, r3, #1 @ NumWays | ||
52 | 1: sub r2, r2, #1 @ NumSets-- | ||
53 | mov r3, r4 @ Temp = NumWays | ||
54 | 2: subs r3, r3, #1 @ Temp-- | ||
55 | mov r5, r3, lsl r1 | ||
56 | mov r6, r2, lsl r0 | ||
57 | orr r5, r5, r6 @ Reg = (Temp<<WayShift)|(NumSets<<SetShift) | ||
58 | mcr p15, 0, r5, c7, c6, 2 | ||
59 | bgt 2b | ||
60 | cmp r2, #0 | ||
61 | bgt 1b | ||
62 | dsb | ||
63 | isb | ||
64 | mov pc, lr | ||
65 | ENDPROC(v7_invalidate_l1) | ||
66 | |||
67 | #ifdef CONFIG_SMP | ||
68 | ENTRY(v7_secondary_startup) | ||
69 | bl v7_invalidate_l1 | ||
70 | b secondary_startup | ||
71 | ENDPROC(v7_secondary_startup) | ||
72 | #endif | ||
73 | |||
74 | /* | ||
75 | * The following code is located into the .data section. This is to | ||
76 | * allow phys_l2x0_saved_regs to be accessed with a relative load | ||
77 | * as we are running on physical address here. | ||
78 | */ | ||
79 | .data | ||
80 | .align | ||
81 | |||
82 | .macro pl310_resume | ||
83 | ldr r2, phys_l2x0_saved_regs | ||
84 | ldr r0, [r2, #L2X0_R_PHY_BASE] @ get physical base of l2x0 | ||
85 | ldr r1, [r2, #L2X0_R_AUX_CTRL] @ get aux_ctrl value | ||
86 | str r1, [r0, #L2X0_AUX_CTRL] @ restore aux_ctrl | ||
87 | mov r1, #0x1 | ||
88 | str r1, [r0, #L2X0_CTRL] @ re-enable L2 | ||
89 | .endm | ||
90 | |||
91 | ENTRY(v7_cpu_resume) | ||
92 | bl v7_invalidate_l1 | ||
93 | pl310_resume | ||
94 | b cpu_resume | ||
95 | ENDPROC(v7_cpu_resume) | ||
96 | |||
97 | .globl phys_l2x0_saved_regs | ||
98 | phys_l2x0_saved_regs: | ||
99 | .long 0 | ||
diff --git a/arch/arm/mach-imx/hotplug.c b/arch/arm/mach-imx/hotplug.c new file mode 100644 index 000000000000..89493abd497c --- /dev/null +++ b/arch/arm/mach-imx/hotplug.c | |||
@@ -0,0 +1,44 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/errno.h> | ||
14 | #include <asm/cacheflush.h> | ||
15 | #include <mach/common.h> | ||
16 | |||
17 | int platform_cpu_kill(unsigned int cpu) | ||
18 | { | ||
19 | return 1; | ||
20 | } | ||
21 | |||
22 | /* | ||
23 | * platform-specific code to shutdown a CPU | ||
24 | * | ||
25 | * Called with IRQs disabled | ||
26 | */ | ||
27 | void platform_cpu_die(unsigned int cpu) | ||
28 | { | ||
29 | flush_cache_all(); | ||
30 | imx_enable_cpu(cpu, false); | ||
31 | cpu_do_idle(); | ||
32 | |||
33 | /* We should never return from idle */ | ||
34 | panic("cpu %d unexpectedly exit from shutdown\n", cpu); | ||
35 | } | ||
36 | |||
37 | int platform_cpu_disable(unsigned int cpu) | ||
38 | { | ||
39 | /* | ||
40 | * we don't allow CPU 0 to be shutdown (it is still too special | ||
41 | * e.g. clock tick interrupts) | ||
42 | */ | ||
43 | return cpu == 0 ? -EPERM : 0; | ||
44 | } | ||
diff --git a/arch/arm/mach-imx/lluart.c b/arch/arm/mach-imx/lluart.c new file mode 100644 index 000000000000..d4ab6f29a766 --- /dev/null +++ b/arch/arm/mach-imx/lluart.c | |||
@@ -0,0 +1,32 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/init.h> | ||
14 | #include <asm/page.h> | ||
15 | #include <asm/sizes.h> | ||
16 | #include <asm/mach/map.h> | ||
17 | #include <mach/hardware.h> | ||
18 | |||
19 | static struct map_desc imx_lluart_desc = { | ||
20 | #ifdef CONFIG_DEBUG_IMX6Q_UART | ||
21 | .virtual = MX6Q_IO_P2V(MX6Q_UART4_BASE_ADDR), | ||
22 | .pfn = __phys_to_pfn(MX6Q_UART4_BASE_ADDR), | ||
23 | .length = MX6Q_UART4_SIZE, | ||
24 | .type = MT_DEVICE, | ||
25 | #endif | ||
26 | }; | ||
27 | |||
28 | void __init imx_lluart_map_io(void) | ||
29 | { | ||
30 | if (imx_lluart_desc.virtual) | ||
31 | iotable_init(&imx_lluart_desc, 1); | ||
32 | } | ||
diff --git a/arch/arm/mach-imx/localtimer.c b/arch/arm/mach-imx/localtimer.c new file mode 100644 index 000000000000..3a163515d41f --- /dev/null +++ b/arch/arm/mach-imx/localtimer.c | |||
@@ -0,0 +1,35 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/init.h> | ||
14 | #include <linux/clockchips.h> | ||
15 | #include <linux/of_address.h> | ||
16 | #include <linux/of_irq.h> | ||
17 | #include <asm/smp_twd.h> | ||
18 | |||
19 | /* | ||
20 | * Setup the local clock events for a CPU. | ||
21 | */ | ||
22 | int __cpuinit local_timer_setup(struct clock_event_device *evt) | ||
23 | { | ||
24 | struct device_node *np; | ||
25 | |||
26 | np = of_find_compatible_node(NULL, NULL, "arm,smp-twd"); | ||
27 | if (!twd_base) { | ||
28 | twd_base = of_iomap(np, 0); | ||
29 | WARN_ON(!twd_base); | ||
30 | } | ||
31 | evt->irq = irq_of_parse_and_map(np, 0); | ||
32 | twd_timer_setup(evt); | ||
33 | |||
34 | return 0; | ||
35 | } | ||
diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c new file mode 100644 index 000000000000..8bf5fa349484 --- /dev/null +++ b/arch/arm/mach-imx/mach-imx6q.c | |||
@@ -0,0 +1,84 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/init.h> | ||
14 | #include <linux/irq.h> | ||
15 | #include <linux/irqdomain.h> | ||
16 | #include <linux/of.h> | ||
17 | #include <linux/of_irq.h> | ||
18 | #include <linux/of_platform.h> | ||
19 | #include <asm/hardware/cache-l2x0.h> | ||
20 | #include <asm/hardware/gic.h> | ||
21 | #include <asm/mach/arch.h> | ||
22 | #include <asm/mach/time.h> | ||
23 | #include <mach/common.h> | ||
24 | #include <mach/hardware.h> | ||
25 | |||
26 | static void __init imx6q_init_machine(void) | ||
27 | { | ||
28 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); | ||
29 | |||
30 | imx6q_pm_init(); | ||
31 | } | ||
32 | |||
33 | static void __init imx6q_map_io(void) | ||
34 | { | ||
35 | imx_lluart_map_io(); | ||
36 | imx_scu_map_io(); | ||
37 | } | ||
38 | |||
39 | static void __init imx6q_gpio_add_irq_domain(struct device_node *np, | ||
40 | struct device_node *interrupt_parent) | ||
41 | { | ||
42 | static int gpio_irq_base = MXC_GPIO_IRQ_START + ARCH_NR_GPIOS - | ||
43 | 32 * 7; /* imx6q gets 7 gpio ports */ | ||
44 | |||
45 | irq_domain_add_simple(np, gpio_irq_base); | ||
46 | gpio_irq_base += 32; | ||
47 | } | ||
48 | |||
49 | static const struct of_device_id imx6q_irq_match[] __initconst = { | ||
50 | { .compatible = "arm,cortex-a9-gic", .data = gic_of_init, }, | ||
51 | { .compatible = "fsl,imx6q-gpio", .data = imx6q_gpio_add_irq_domain, }, | ||
52 | { /* sentinel */ } | ||
53 | }; | ||
54 | |||
55 | static void __init imx6q_init_irq(void) | ||
56 | { | ||
57 | l2x0_of_init(0, ~0UL); | ||
58 | imx_src_init(); | ||
59 | imx_gpc_init(); | ||
60 | of_irq_init(imx6q_irq_match); | ||
61 | } | ||
62 | |||
63 | static void __init imx6q_timer_init(void) | ||
64 | { | ||
65 | mx6q_clocks_init(); | ||
66 | } | ||
67 | |||
68 | static struct sys_timer imx6q_timer = { | ||
69 | .init = imx6q_timer_init, | ||
70 | }; | ||
71 | |||
72 | static const char *imx6q_dt_compat[] __initdata = { | ||
73 | "fsl,imx6q-sabreauto", | ||
74 | NULL, | ||
75 | }; | ||
76 | |||
77 | DT_MACHINE_START(IMX6Q, "Freescale i.MX6 Quad (Device Tree)") | ||
78 | .map_io = imx6q_map_io, | ||
79 | .init_irq = imx6q_init_irq, | ||
80 | .handle_irq = imx6q_handle_irq, | ||
81 | .timer = &imx6q_timer, | ||
82 | .init_machine = imx6q_init_machine, | ||
83 | .dt_compat = imx6q_dt_compat, | ||
84 | MACHINE_END | ||
diff --git a/arch/arm/mach-imx/mmdc.c b/arch/arm/mach-imx/mmdc.c new file mode 100644 index 000000000000..c461e98496c3 --- /dev/null +++ b/arch/arm/mach-imx/mmdc.c | |||
@@ -0,0 +1,72 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/init.h> | ||
14 | #include <linux/io.h> | ||
15 | #include <linux/module.h> | ||
16 | #include <linux/of.h> | ||
17 | #include <linux/of_address.h> | ||
18 | #include <linux/of_device.h> | ||
19 | |||
20 | #define MMDC_MAPSR 0x404 | ||
21 | #define BP_MMDC_MAPSR_PSD 0 | ||
22 | #define BP_MMDC_MAPSR_PSS 4 | ||
23 | |||
24 | static int __devinit imx_mmdc_probe(struct platform_device *pdev) | ||
25 | { | ||
26 | struct device_node *np = pdev->dev.of_node; | ||
27 | void __iomem *mmdc_base, *reg; | ||
28 | u32 val; | ||
29 | int timeout = 0x400; | ||
30 | |||
31 | mmdc_base = of_iomap(np, 0); | ||
32 | WARN_ON(!mmdc_base); | ||
33 | |||
34 | reg = mmdc_base + MMDC_MAPSR; | ||
35 | |||
36 | /* Enable automatic power saving */ | ||
37 | val = readl_relaxed(reg); | ||
38 | val &= ~(1 << BP_MMDC_MAPSR_PSD); | ||
39 | writel_relaxed(val, reg); | ||
40 | |||
41 | /* Ensure it's successfully enabled */ | ||
42 | while (!(readl_relaxed(reg) & 1 << BP_MMDC_MAPSR_PSS) && --timeout) | ||
43 | cpu_relax(); | ||
44 | |||
45 | if (unlikely(!timeout)) { | ||
46 | pr_warn("%s: failed to enable automatic power saving\n", | ||
47 | __func__); | ||
48 | return -EBUSY; | ||
49 | } | ||
50 | |||
51 | return 0; | ||
52 | } | ||
53 | |||
54 | static struct of_device_id imx_mmdc_dt_ids[] = { | ||
55 | { .compatible = "fsl,imx6q-mmdc", }, | ||
56 | { /* sentinel */ } | ||
57 | }; | ||
58 | |||
59 | static struct platform_driver imx_mmdc_driver = { | ||
60 | .driver = { | ||
61 | .name = "imx-mmdc", | ||
62 | .owner = THIS_MODULE, | ||
63 | .of_match_table = imx_mmdc_dt_ids, | ||
64 | }, | ||
65 | .probe = imx_mmdc_probe, | ||
66 | }; | ||
67 | |||
68 | static int __init imx_mmdc_init(void) | ||
69 | { | ||
70 | return platform_driver_register(&imx_mmdc_driver); | ||
71 | } | ||
72 | postcore_initcall(imx_mmdc_init); | ||
diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c new file mode 100644 index 000000000000..ab98c6fec9eb --- /dev/null +++ b/arch/arm/mach-imx/platsmp.c | |||
@@ -0,0 +1,85 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/init.h> | ||
14 | #include <linux/smp.h> | ||
15 | #include <asm/page.h> | ||
16 | #include <asm/smp_scu.h> | ||
17 | #include <asm/hardware/gic.h> | ||
18 | #include <asm/mach/map.h> | ||
19 | #include <mach/common.h> | ||
20 | #include <mach/hardware.h> | ||
21 | |||
22 | static void __iomem *scu_base; | ||
23 | |||
24 | static struct map_desc scu_io_desc __initdata = { | ||
25 | /* .virtual and .pfn are run-time assigned */ | ||
26 | .length = SZ_4K, | ||
27 | .type = MT_DEVICE, | ||
28 | }; | ||
29 | |||
30 | void __init imx_scu_map_io(void) | ||
31 | { | ||
32 | unsigned long base; | ||
33 | |||
34 | /* Get SCU base */ | ||
35 | asm("mrc p15, 4, %0, c15, c0, 0" : "=r" (base)); | ||
36 | |||
37 | scu_io_desc.virtual = IMX_IO_P2V(base); | ||
38 | scu_io_desc.pfn = __phys_to_pfn(base); | ||
39 | iotable_init(&scu_io_desc, 1); | ||
40 | |||
41 | scu_base = IMX_IO_ADDRESS(base); | ||
42 | } | ||
43 | |||
44 | void __cpuinit platform_secondary_init(unsigned int cpu) | ||
45 | { | ||
46 | /* | ||
47 | * if any interrupts are already enabled for the primary | ||
48 | * core (e.g. timer irq), then they will not have been enabled | ||
49 | * for us: do so | ||
50 | */ | ||
51 | gic_secondary_init(0); | ||
52 | } | ||
53 | |||
54 | int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) | ||
55 | { | ||
56 | imx_set_cpu_jump(cpu, v7_secondary_startup); | ||
57 | imx_enable_cpu(cpu, true); | ||
58 | return 0; | ||
59 | } | ||
60 | |||
61 | /* | ||
62 | * Initialise the CPU possible map early - this describes the CPUs | ||
63 | * which may be present or become present in the system. | ||
64 | */ | ||
65 | void __init smp_init_cpus(void) | ||
66 | { | ||
67 | int i, ncores; | ||
68 | |||
69 | ncores = scu_get_core_count(scu_base); | ||
70 | |||
71 | for (i = 0; i < ncores; i++) | ||
72 | set_cpu_possible(i, true); | ||
73 | |||
74 | set_smp_cross_call(gic_raise_softirq); | ||
75 | } | ||
76 | |||
77 | void imx_smp_prepare(void) | ||
78 | { | ||
79 | scu_enable(scu_base); | ||
80 | } | ||
81 | |||
82 | void __init platform_smp_prepare_cpus(unsigned int max_cpus) | ||
83 | { | ||
84 | imx_smp_prepare(); | ||
85 | } | ||
diff --git a/arch/arm/mach-imx/pm-imx6q.c b/arch/arm/mach-imx/pm-imx6q.c new file mode 100644 index 000000000000..f20f191d7cca --- /dev/null +++ b/arch/arm/mach-imx/pm-imx6q.c | |||
@@ -0,0 +1,70 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/init.h> | ||
14 | #include <linux/io.h> | ||
15 | #include <linux/of.h> | ||
16 | #include <linux/suspend.h> | ||
17 | #include <asm/cacheflush.h> | ||
18 | #include <asm/proc-fns.h> | ||
19 | #include <asm/suspend.h> | ||
20 | #include <asm/hardware/cache-l2x0.h> | ||
21 | #include <mach/common.h> | ||
22 | #include <mach/hardware.h> | ||
23 | |||
24 | extern unsigned long phys_l2x0_saved_regs; | ||
25 | |||
26 | static int imx6q_suspend_finish(unsigned long val) | ||
27 | { | ||
28 | cpu_do_idle(); | ||
29 | return 0; | ||
30 | } | ||
31 | |||
32 | static int imx6q_pm_enter(suspend_state_t state) | ||
33 | { | ||
34 | switch (state) { | ||
35 | case PM_SUSPEND_MEM: | ||
36 | imx6q_set_lpm(STOP_POWER_OFF); | ||
37 | imx_gpc_pre_suspend(); | ||
38 | imx_set_cpu_jump(0, v7_cpu_resume); | ||
39 | /* Zzz ... */ | ||
40 | cpu_suspend(0, imx6q_suspend_finish); | ||
41 | imx_smp_prepare(); | ||
42 | imx_gpc_post_resume(); | ||
43 | break; | ||
44 | default: | ||
45 | return -EINVAL; | ||
46 | } | ||
47 | |||
48 | return 0; | ||
49 | } | ||
50 | |||
51 | static const struct platform_suspend_ops imx6q_pm_ops = { | ||
52 | .enter = imx6q_pm_enter, | ||
53 | .valid = suspend_valid_only_mem, | ||
54 | }; | ||
55 | |||
56 | void __init imx6q_pm_init(void) | ||
57 | { | ||
58 | /* | ||
59 | * The l2x0 core code provides an infrastucture to save and restore | ||
60 | * l2x0 registers across suspend/resume cycle. But because imx6q | ||
61 | * retains L2 content during suspend and needs to resume L2 before | ||
62 | * MMU is enabled, it can only utilize register saving support and | ||
63 | * have to take care of restoring on its own. So we save physical | ||
64 | * address of the data structure used by l2x0 core to save registers, | ||
65 | * and later restore the necessary ones in imx6q resume entry. | ||
66 | */ | ||
67 | phys_l2x0_saved_regs = __pa(&l2x0_saved_regs); | ||
68 | |||
69 | suspend_set_ops(&imx6q_pm_ops); | ||
70 | } | ||
diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c new file mode 100644 index 000000000000..36cacbd0dcc2 --- /dev/null +++ b/arch/arm/mach-imx/src.c | |||
@@ -0,0 +1,49 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/init.h> | ||
14 | #include <linux/io.h> | ||
15 | #include <linux/of.h> | ||
16 | #include <linux/of_address.h> | ||
17 | #include <asm/unified.h> | ||
18 | |||
19 | #define SRC_SCR 0x000 | ||
20 | #define SRC_GPR1 0x020 | ||
21 | #define BP_SRC_SCR_CORE1_RST 14 | ||
22 | #define BP_SRC_SCR_CORE1_ENABLE 22 | ||
23 | |||
24 | static void __iomem *src_base; | ||
25 | |||
26 | void imx_enable_cpu(int cpu, bool enable) | ||
27 | { | ||
28 | u32 mask, val; | ||
29 | |||
30 | mask = 1 << (BP_SRC_SCR_CORE1_ENABLE + cpu - 1); | ||
31 | val = readl_relaxed(src_base + SRC_SCR); | ||
32 | val = enable ? val | mask : val & ~mask; | ||
33 | writel_relaxed(val, src_base + SRC_SCR); | ||
34 | } | ||
35 | |||
36 | void imx_set_cpu_jump(int cpu, void *jump_addr) | ||
37 | { | ||
38 | writel_relaxed(BSYM(virt_to_phys(jump_addr)), | ||
39 | src_base + SRC_GPR1 + cpu * 8); | ||
40 | } | ||
41 | |||
42 | void __init imx_src_init(void) | ||
43 | { | ||
44 | struct device_node *np; | ||
45 | |||
46 | np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-src"); | ||
47 | src_base = of_iomap(np, 0); | ||
48 | WARN_ON(!src_base); | ||
49 | } | ||
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 0c427976d62f..0cc9094e5ee0 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c | |||
@@ -11,7 +11,6 @@ | |||
11 | * it under the terms of the GNU General Public License version 2 as | 11 | * it under the terms of the GNU General Public License version 2 as |
12 | * published by the Free Software Foundation. | 12 | * published by the Free Software Foundation. |
13 | */ | 13 | */ |
14 | |||
15 | #include <linux/io.h> | 14 | #include <linux/io.h> |
16 | #include <linux/of_platform.h> | 15 | #include <linux/of_platform.h> |
17 | #include <linux/irqdomain.h> | 16 | #include <linux/irqdomain.h> |
diff --git a/arch/arm/mach-picoxcell/Makefile b/arch/arm/mach-picoxcell/Makefile new file mode 100644 index 000000000000..c550b6363488 --- /dev/null +++ b/arch/arm/mach-picoxcell/Makefile | |||
@@ -0,0 +1,3 @@ | |||
1 | obj-y := common.o | ||
2 | obj-y += time.o | ||
3 | obj-y += io.o | ||
diff --git a/arch/arm/mach-picoxcell/Makefile.boot b/arch/arm/mach-picoxcell/Makefile.boot new file mode 100644 index 000000000000..b3271754e9fd --- /dev/null +++ b/arch/arm/mach-picoxcell/Makefile.boot | |||
@@ -0,0 +1 @@ | |||
zreladdr-y := 0x00008000 | |||
diff --git a/arch/arm/mach-picoxcell/common.c b/arch/arm/mach-picoxcell/common.c new file mode 100644 index 000000000000..34d08347be5f --- /dev/null +++ b/arch/arm/mach-picoxcell/common.c | |||
@@ -0,0 +1,55 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License version 2 as | ||
6 | * published by the Free Software Foundation. | ||
7 | * | ||
8 | * All enquiries to support@picochip.com | ||
9 | */ | ||
10 | #include <linux/irq.h> | ||
11 | #include <linux/irqdomain.h> | ||
12 | #include <linux/of.h> | ||
13 | #include <linux/of_address.h> | ||
14 | #include <linux/of_platform.h> | ||
15 | |||
16 | #include <asm/mach/arch.h> | ||
17 | #include <asm/hardware/vic.h> | ||
18 | |||
19 | #include <mach/map.h> | ||
20 | #include <mach/picoxcell_soc.h> | ||
21 | |||
22 | #include "common.h" | ||
23 | |||
24 | static void __init picoxcell_init_machine(void) | ||
25 | { | ||
26 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); | ||
27 | } | ||
28 | |||
29 | static const char *picoxcell_dt_match[] = { | ||
30 | "picochip,pc3x2", | ||
31 | "picochip,pc3x3", | ||
32 | NULL | ||
33 | }; | ||
34 | |||
35 | static const struct of_device_id vic_of_match[] __initconst = { | ||
36 | { .compatible = "arm,pl192-vic" }, | ||
37 | { /* Sentinel */ } | ||
38 | }; | ||
39 | |||
40 | static void __init picoxcell_init_irq(void) | ||
41 | { | ||
42 | vic_init(IO_ADDRESS(PICOXCELL_VIC0_BASE), 0, ~0, 0); | ||
43 | vic_init(IO_ADDRESS(PICOXCELL_VIC1_BASE), 32, ~0, 0); | ||
44 | irq_domain_generate_simple(vic_of_match, PICOXCELL_VIC0_BASE, 0); | ||
45 | irq_domain_generate_simple(vic_of_match, PICOXCELL_VIC1_BASE, 32); | ||
46 | } | ||
47 | |||
48 | DT_MACHINE_START(PICOXCELL, "Picochip picoXcell") | ||
49 | .map_io = picoxcell_map_io, | ||
50 | .nr_irqs = ARCH_NR_IRQS, | ||
51 | .init_irq = picoxcell_init_irq, | ||
52 | .timer = &picoxcell_timer, | ||
53 | .init_machine = picoxcell_init_machine, | ||
54 | .dt_compat = picoxcell_dt_match, | ||
55 | MACHINE_END | ||
diff --git a/arch/arm/mach-picoxcell/common.h b/arch/arm/mach-picoxcell/common.h new file mode 100644 index 000000000000..5263f0fa095c --- /dev/null +++ b/arch/arm/mach-picoxcell/common.h | |||
@@ -0,0 +1,18 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License version 2 as | ||
6 | * published by the Free Software Foundation. | ||
7 | * | ||
8 | * All enquiries to support@picochip.com | ||
9 | */ | ||
10 | #ifndef __PICOXCELL_COMMON_H__ | ||
11 | #define __PICOXCELL_COMMON_H__ | ||
12 | |||
13 | #include <asm/mach/time.h> | ||
14 | |||
15 | extern struct sys_timer picoxcell_timer; | ||
16 | extern void picoxcell_map_io(void); | ||
17 | |||
18 | #endif /* __PICOXCELL_COMMON_H__ */ | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/debug-macro.S b/arch/arm/mach-picoxcell/include/mach/debug-macro.S new file mode 100644 index 000000000000..8f2c234ed9d9 --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/debug-macro.S | |||
@@ -0,0 +1,35 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License version 2 as | ||
6 | * published by the Free Software Foundation. | ||
7 | * | ||
8 | * Derived from arch/arm/mach-davinci/include/mach/debug-macro.S to use 32-bit | ||
9 | * accesses to the 8250. | ||
10 | */ | ||
11 | #include <linux/serial_reg.h> | ||
12 | #include <mach/hardware.h> | ||
13 | #include <mach/map.h> | ||
14 | |||
15 | #define UART_SHIFT 2 | ||
16 | |||
17 | .macro addruart, rp, rv | ||
18 | ldr \rv, =PHYS_TO_IO(PICOXCELL_UART1_BASE) | ||
19 | ldr \rp, =PICOXCELL_UART1_BASE | ||
20 | .endm | ||
21 | |||
22 | .macro senduart,rd,rx | ||
23 | str \rd, [\rx, #UART_TX << UART_SHIFT] | ||
24 | .endm | ||
25 | |||
26 | .macro busyuart,rd,rx | ||
27 | 1002: ldr \rd, [\rx, #UART_LSR << UART_SHIFT] | ||
28 | and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE | ||
29 | teq \rd, #UART_LSR_TEMT | UART_LSR_THRE | ||
30 | bne 1002b | ||
31 | .endm | ||
32 | |||
33 | /* The UART's don't have any flow control IO's wired up. */ | ||
34 | .macro waituart,rd,rx | ||
35 | .endm | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/entry-macro.S b/arch/arm/mach-picoxcell/include/mach/entry-macro.S new file mode 100644 index 000000000000..a6b09f75d9df --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/entry-macro.S | |||
@@ -0,0 +1,19 @@ | |||
1 | /* | ||
2 | * entry-macro.S | ||
3 | * | ||
4 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
5 | * | ||
6 | * Low-level IRQ helper macros for picoXcell platforms | ||
7 | * | ||
8 | * This file is licensed under the terms of the GNU General Public | ||
9 | * License version 2. This program is licensed "as is" without any | ||
10 | * warranty of any kind, whether express or implied. | ||
11 | */ | ||
12 | #include <mach/hardware.h> | ||
13 | #include <mach/irqs.h> | ||
14 | #include <mach/map.h> | ||
15 | |||
16 | #define VA_VIC0 IO_ADDRESS(PICOXCELL_VIC0_BASE) | ||
17 | #define VA_VIC1 IO_ADDRESS(PICOXCELL_VIC1_BASE) | ||
18 | |||
19 | #include <asm/entry-macro-vic2.S> | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/gpio.h b/arch/arm/mach-picoxcell/include/mach/gpio.h new file mode 100644 index 000000000000..40a8c178f10d --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/gpio.h | |||
@@ -0,0 +1 @@ | |||
/* empty */ | |||
diff --git a/arch/arm/mach-picoxcell/include/mach/hardware.h b/arch/arm/mach-picoxcell/include/mach/hardware.h new file mode 100644 index 000000000000..70ff58192ec9 --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/hardware.h | |||
@@ -0,0 +1,21 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This file contains the hardware definitions of the picoXcell SoC devices. | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | */ | ||
16 | #ifndef __ASM_ARCH_HARDWARE_H | ||
17 | #define __ASM_ARCH_HARDWARE_H | ||
18 | |||
19 | #include <mach/picoxcell_soc.h> | ||
20 | |||
21 | #endif | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/io.h b/arch/arm/mach-picoxcell/include/mach/io.h new file mode 100644 index 000000000000..7573ec7d10a3 --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/io.h | |||
@@ -0,0 +1,22 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License as published by | ||
6 | * the Free Software Foundation; either version 2 of the License, or | ||
7 | * (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | */ | ||
14 | #ifndef __ASM_ARM_ARCH_IO_H | ||
15 | #define __ASM_ARM_ARCH_IO_H | ||
16 | |||
17 | /* No ioports, but needed for driver compatibility. */ | ||
18 | #define __io(a) __typesafe_io(a) | ||
19 | /* No PCI possible on picoxcell. */ | ||
20 | #define __mem_pci(a) (a) | ||
21 | |||
22 | #endif /* __ASM_ARM_ARCH_IO_H */ | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/irqs.h b/arch/arm/mach-picoxcell/include/mach/irqs.h new file mode 100644 index 000000000000..4d13ed970919 --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/irqs.h | |||
@@ -0,0 +1,25 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This file contains the hardware definitions of the picoXcell SoC devices. | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | */ | ||
16 | #ifndef __MACH_IRQS_H | ||
17 | #define __MACH_IRQS_H | ||
18 | |||
19 | #define ARCH_NR_IRQS 64 | ||
20 | #define NR_IRQS (128 + ARCH_NR_IRQS) | ||
21 | |||
22 | #define IRQ_VIC0_BASE 0 | ||
23 | #define IRQ_VIC1_BASE 32 | ||
24 | |||
25 | #endif /* __MACH_IRQS_H */ | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/map.h b/arch/arm/mach-picoxcell/include/mach/map.h new file mode 100644 index 000000000000..c06afad218bb --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/map.h | |||
@@ -0,0 +1,25 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License as published by | ||
6 | * the Free Software Foundation; either version 2 of the License, or | ||
7 | * (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | */ | ||
14 | #ifndef __PICOXCELL_MAP_H__ | ||
15 | #define __PICOXCELL_MAP_H__ | ||
16 | |||
17 | #define PHYS_TO_IO(x) (((x) & 0x00ffffff) | 0xfe000000) | ||
18 | |||
19 | #ifdef __ASSEMBLY__ | ||
20 | #define IO_ADDRESS(x) PHYS_TO_IO((x)) | ||
21 | #else | ||
22 | #define IO_ADDRESS(x) (void __iomem __force *)(PHYS_TO_IO((x))) | ||
23 | #endif | ||
24 | |||
25 | #endif /* __PICOXCELL_MAP_H__ */ | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/memory.h b/arch/arm/mach-picoxcell/include/mach/memory.h new file mode 100644 index 000000000000..40a8c178f10d --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/memory.h | |||
@@ -0,0 +1 @@ | |||
/* empty */ | |||
diff --git a/arch/arm/mach-picoxcell/include/mach/picoxcell_soc.h b/arch/arm/mach-picoxcell/include/mach/picoxcell_soc.h new file mode 100644 index 000000000000..5566fc88ddbc --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/picoxcell_soc.h | |||
@@ -0,0 +1,25 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This file contains the hardware definitions of the picoXcell SoC devices. | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | */ | ||
16 | #ifndef __PICOXCELL_SOC_H__ | ||
17 | #define __PICOXCELL_SOC_H__ | ||
18 | |||
19 | #define PICOXCELL_UART1_BASE 0x80230000 | ||
20 | #define PICOXCELL_PERIPH_BASE 0x80000000 | ||
21 | #define PICOXCELL_PERIPH_LENGTH SZ_4M | ||
22 | #define PICOXCELL_VIC0_BASE 0x80060000 | ||
23 | #define PICOXCELL_VIC1_BASE 0x80064000 | ||
24 | |||
25 | #endif /* __PICOXCELL_SOC_H__ */ | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/system.h b/arch/arm/mach-picoxcell/include/mach/system.h new file mode 100644 index 000000000000..67c589b0c1bc --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/system.h | |||
@@ -0,0 +1,31 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License as published by | ||
6 | * the Free Software Foundation; either version 2 of the License, or | ||
7 | * (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | */ | ||
14 | #ifndef __ASM_ARCH_SYSTEM_H | ||
15 | #define __ASM_ARCH_SYSTEM_H | ||
16 | |||
17 | static inline void arch_idle(void) | ||
18 | { | ||
19 | /* | ||
20 | * This should do all the clock switching and wait for interrupt | ||
21 | * tricks. | ||
22 | */ | ||
23 | cpu_do_idle(); | ||
24 | } | ||
25 | |||
26 | static inline void arch_reset(int mode, const char *cmd) | ||
27 | { | ||
28 | /* Watchdog reset to go here. */ | ||
29 | } | ||
30 | |||
31 | #endif /* __ASM_ARCH_SYSTEM_H */ | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/timex.h b/arch/arm/mach-picoxcell/include/mach/timex.h new file mode 100644 index 000000000000..6c540a69f405 --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/timex.h | |||
@@ -0,0 +1,25 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License as published by | ||
6 | * the Free Software Foundation; either version 2 of the License, or | ||
7 | * (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License | ||
15 | * along with this program; if not, write to the Free Software | ||
16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
17 | */ | ||
18 | #ifndef __TIMEX_H__ | ||
19 | #define __TIMEX_H__ | ||
20 | |||
21 | /* Bogus value to allow the kernel to compile. */ | ||
22 | #define CLOCK_TICK_RATE 1000000 | ||
23 | |||
24 | #endif /* __TIMEX_H__ */ | ||
25 | |||
diff --git a/arch/arm/mach-picoxcell/include/mach/uncompress.h b/arch/arm/mach-picoxcell/include/mach/uncompress.h new file mode 100644 index 000000000000..b60b19d1d739 --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/uncompress.h | |||
@@ -0,0 +1,21 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License as published by | ||
6 | * the Free Software Foundation; either version 2 of the License, or | ||
7 | * (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License | ||
15 | * along with this program; if not, write to the Free Software | ||
16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
17 | */ | ||
18 | #define putc(c) | ||
19 | #define flush() | ||
20 | #define arch_decomp_setup() | ||
21 | #define arch_decomp_wdog() | ||
diff --git a/arch/arm/mach-picoxcell/include/mach/vmalloc.h b/arch/arm/mach-picoxcell/include/mach/vmalloc.h new file mode 100644 index 000000000000..0216cc4b1f0b --- /dev/null +++ b/arch/arm/mach-picoxcell/include/mach/vmalloc.h | |||
@@ -0,0 +1,14 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License as published by | ||
6 | * the Free Software Foundation; either version 2 of the License, or | ||
7 | * (at your option) any later version. | ||
8 | * | ||
9 | * This program is distributed in the hope that it will be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | */ | ||
14 | #define VMALLOC_END 0xfe000000UL | ||
diff --git a/arch/arm/mach-picoxcell/io.c b/arch/arm/mach-picoxcell/io.c new file mode 100644 index 000000000000..39e9b9e8cc37 --- /dev/null +++ b/arch/arm/mach-picoxcell/io.c | |||
@@ -0,0 +1,32 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License version 2 as | ||
6 | * published by the Free Software Foundation. | ||
7 | * | ||
8 | * All enquiries to support@picochip.com | ||
9 | */ | ||
10 | #include <linux/io.h> | ||
11 | #include <linux/mm.h> | ||
12 | #include <linux/module.h> | ||
13 | #include <linux/of.h> | ||
14 | |||
15 | #include <asm/mach/map.h> | ||
16 | |||
17 | #include <mach/map.h> | ||
18 | #include <mach/picoxcell_soc.h> | ||
19 | |||
20 | #include "common.h" | ||
21 | |||
22 | void __init picoxcell_map_io(void) | ||
23 | { | ||
24 | struct map_desc io_map = { | ||
25 | .virtual = PHYS_TO_IO(PICOXCELL_PERIPH_BASE), | ||
26 | .pfn = __phys_to_pfn(PICOXCELL_PERIPH_BASE), | ||
27 | .length = PICOXCELL_PERIPH_LENGTH, | ||
28 | .type = MT_DEVICE, | ||
29 | }; | ||
30 | |||
31 | iotable_init(&io_map, 1); | ||
32 | } | ||
diff --git a/arch/arm/mach-picoxcell/time.c b/arch/arm/mach-picoxcell/time.c new file mode 100644 index 000000000000..90a554ff4499 --- /dev/null +++ b/arch/arm/mach-picoxcell/time.c | |||
@@ -0,0 +1,132 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2011 Picochip Ltd., Jamie Iles | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or modify | ||
5 | * it under the terms of the GNU General Public License version 2 as | ||
6 | * published by the Free Software Foundation. | ||
7 | * | ||
8 | * All enquiries to support@picochip.com | ||
9 | */ | ||
10 | #include <linux/dw_apb_timer.h> | ||
11 | #include <linux/of.h> | ||
12 | #include <linux/of_address.h> | ||
13 | #include <linux/of_irq.h> | ||
14 | #include <linux/sched.h> | ||
15 | |||
16 | #include <asm/mach/time.h> | ||
17 | #include <asm/sched_clock.h> | ||
18 | |||
19 | #include "common.h" | ||
20 | |||
21 | static void timer_get_base_and_rate(struct device_node *np, | ||
22 | void __iomem **base, u32 *rate) | ||
23 | { | ||
24 | *base = of_iomap(np, 0); | ||
25 | |||
26 | if (!*base) | ||
27 | panic("Unable to map regs for %s", np->name); | ||
28 | |||
29 | if (of_property_read_u32(np, "clock-freq", rate)) | ||
30 | panic("No clock-freq property for %s", np->name); | ||
31 | } | ||
32 | |||
33 | static void picoxcell_add_clockevent(struct device_node *event_timer) | ||
34 | { | ||
35 | void __iomem *iobase; | ||
36 | struct dw_apb_clock_event_device *ced; | ||
37 | u32 irq, rate; | ||
38 | |||
39 | irq = irq_of_parse_and_map(event_timer, 0); | ||
40 | if (irq == NO_IRQ) | ||
41 | panic("No IRQ for clock event timer"); | ||
42 | |||
43 | timer_get_base_and_rate(event_timer, &iobase, &rate); | ||
44 | |||
45 | ced = dw_apb_clockevent_init(0, event_timer->name, 300, iobase, irq, | ||
46 | rate); | ||
47 | if (!ced) | ||
48 | panic("Unable to initialise clockevent device"); | ||
49 | |||
50 | dw_apb_clockevent_register(ced); | ||
51 | } | ||
52 | |||
53 | static void picoxcell_add_clocksource(struct device_node *source_timer) | ||
54 | { | ||
55 | void __iomem *iobase; | ||
56 | struct dw_apb_clocksource *cs; | ||
57 | u32 rate; | ||
58 | |||
59 | timer_get_base_and_rate(source_timer, &iobase, &rate); | ||
60 | |||
61 | cs = dw_apb_clocksource_init(300, source_timer->name, iobase, rate); | ||
62 | if (!cs) | ||
63 | panic("Unable to initialise clocksource device"); | ||
64 | |||
65 | dw_apb_clocksource_start(cs); | ||
66 | dw_apb_clocksource_register(cs); | ||
67 | } | ||
68 | |||
69 | static DEFINE_CLOCK_DATA(cd); | ||
70 | static void __iomem *sched_io_base; | ||
71 | |||
72 | unsigned long long notrace sched_clock(void) | ||
73 | { | ||
74 | cycle_t cyc = sched_io_base ? __raw_readl(sched_io_base) : 0; | ||
75 | |||
76 | return cyc_to_sched_clock(&cd, cyc, (u32)~0); | ||
77 | } | ||
78 | |||
79 | static void notrace picoxcell_update_sched_clock(void) | ||
80 | { | ||
81 | cycle_t cyc = sched_io_base ? __raw_readl(sched_io_base) : 0; | ||
82 | |||
83 | update_sched_clock(&cd, cyc, (u32)~0); | ||
84 | } | ||
85 | |||
86 | static const struct of_device_id picoxcell_rtc_ids[] __initconst = { | ||
87 | { .compatible = "picochip,pc3x2-rtc" }, | ||
88 | { /* Sentinel */ }, | ||
89 | }; | ||
90 | |||
91 | static void picoxcell_init_sched_clock(void) | ||
92 | { | ||
93 | struct device_node *sched_timer; | ||
94 | u32 rate; | ||
95 | |||
96 | sched_timer = of_find_matching_node(NULL, picoxcell_rtc_ids); | ||
97 | if (!sched_timer) | ||
98 | panic("No RTC for sched clock to use"); | ||
99 | |||
100 | timer_get_base_and_rate(sched_timer, &sched_io_base, &rate); | ||
101 | of_node_put(sched_timer); | ||
102 | |||
103 | init_sched_clock(&cd, picoxcell_update_sched_clock, 32, rate); | ||
104 | } | ||
105 | |||
106 | static const struct of_device_id picoxcell_timer_ids[] __initconst = { | ||
107 | { .compatible = "picochip,pc3x2-timer" }, | ||
108 | {}, | ||
109 | }; | ||
110 | |||
111 | static void __init picoxcell_timer_init(void) | ||
112 | { | ||
113 | struct device_node *event_timer, *source_timer; | ||
114 | |||
115 | event_timer = of_find_matching_node(NULL, picoxcell_timer_ids); | ||
116 | if (!event_timer) | ||
117 | panic("No timer for clockevent"); | ||
118 | picoxcell_add_clockevent(event_timer); | ||
119 | |||
120 | source_timer = of_find_matching_node(event_timer, picoxcell_timer_ids); | ||
121 | if (!source_timer) | ||
122 | panic("No timer for clocksource"); | ||
123 | picoxcell_add_clocksource(source_timer); | ||
124 | |||
125 | of_node_put(source_timer); | ||
126 | |||
127 | picoxcell_init_sched_clock(); | ||
128 | } | ||
129 | |||
130 | struct sys_timer picoxcell_timer = { | ||
131 | .init = picoxcell_timer_init, | ||
132 | }; | ||
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 88633fe01a5d..67f75a0b66d6 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig | |||
@@ -819,10 +819,10 @@ config CACHE_FEROCEON_L2_WRITETHROUGH | |||
819 | config CACHE_L2X0 | 819 | config CACHE_L2X0 |
820 | bool "Enable the L2x0 outer cache controller" | 820 | bool "Enable the L2x0 outer cache controller" |
821 | depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \ | 821 | depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \ |
822 | REALVIEW_EB_A9MP || SOC_IMX35 || SOC_IMX31 || MACH_REALVIEW_PBX || \ | 822 | REALVIEW_EB_A9MP || ARCH_IMX_V6_V7 || MACH_REALVIEW_PBX || \ |
823 | ARCH_NOMADIK || ARCH_OMAP4 || ARCH_EXYNOS4 || ARCH_TEGRA || \ | 823 | ARCH_NOMADIK || ARCH_OMAP4 || ARCH_EXYNOS4 || ARCH_TEGRA || \ |
824 | ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || ARCH_SHMOBILE || \ | 824 | ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || ARCH_SHMOBILE || \ |
825 | ARCH_PRIMA2 || ARCH_ZYNQ || ARCH_CNS3XXX | 825 | ARCH_PRIMA2 || ARCH_ZYNQ || ARCH_CNS3XXX || ARCH_HIGHBANK |
826 | default y | 826 | default y |
827 | select OUTER_CACHE | 827 | select OUTER_CACHE |
828 | select OUTER_CACHE_SYNC | 828 | select OUTER_CACHE_SYNC |
diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index 4bdc975581eb..a08a95107a63 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig | |||
@@ -6,7 +6,7 @@ menu "Freescale MXC Implementations" | |||
6 | 6 | ||
7 | choice | 7 | choice |
8 | prompt "Freescale CPU family:" | 8 | prompt "Freescale CPU family:" |
9 | default ARCH_MX3 | 9 | default ARCH_IMX_V6_V7 |
10 | 10 | ||
11 | config ARCH_IMX_V4_V5 | 11 | config ARCH_IMX_V4_V5 |
12 | bool "i.MX1, i.MX21, i.MX25, i.MX27" | 12 | bool "i.MX1, i.MX21, i.MX25, i.MX27" |
@@ -16,10 +16,13 @@ config ARCH_IMX_V4_V5 | |||
16 | This enables support for systems based on the Freescale i.MX ARMv4 | 16 | This enables support for systems based on the Freescale i.MX ARMv4 |
17 | and ARMv5 SoCs | 17 | and ARMv5 SoCs |
18 | 18 | ||
19 | config ARCH_MX3 | 19 | config ARCH_IMX_V6_V7 |
20 | bool "MX3-based" | 20 | bool "i.MX3, i.MX6" |
21 | select AUTO_ZRELADDR if !ZBOOT_ROM | ||
22 | select ARM_PATCH_PHYS_VIRT | ||
21 | help | 23 | help |
22 | This enables support for systems based on the Freescale i.MX3 family | 24 | This enables support for systems based on the Freescale i.MX3 and i.MX6 |
25 | family. | ||
23 | 26 | ||
24 | config ARCH_MX5 | 27 | config ARCH_MX5 |
25 | bool "i.MX50, i.MX51, i.MX53" | 28 | bool "i.MX50, i.MX51, i.MX53" |
diff --git a/arch/arm/plat-mxc/Makefile b/arch/arm/plat-mxc/Makefile index d53c35fe2ea7..b9f0f5f499a4 100644 --- a/arch/arm/plat-mxc/Makefile +++ b/arch/arm/plat-mxc/Makefile | |||
@@ -5,7 +5,7 @@ | |||
5 | # Common support | 5 | # Common support |
6 | obj-y := clock.o time.o devices.o cpu.o system.o irq-common.o | 6 | obj-y := clock.o time.o devices.o cpu.o system.o irq-common.o |
7 | 7 | ||
8 | # MX51 uses the TZIC interrupt controller, older platforms use AVIC | 8 | obj-$(CONFIG_ARM_GIC) += gic.o |
9 | obj-$(CONFIG_MXC_TZIC) += tzic.o | 9 | obj-$(CONFIG_MXC_TZIC) += tzic.o |
10 | obj-$(CONFIG_MXC_AVIC) += avic.o | 10 | obj-$(CONFIG_MXC_AVIC) += avic.o |
11 | 11 | ||
diff --git a/arch/arm/plat-mxc/gic.c b/arch/arm/plat-mxc/gic.c new file mode 100644 index 000000000000..b3b8eed263b8 --- /dev/null +++ b/arch/arm/plat-mxc/gic.c | |||
@@ -0,0 +1,48 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #include <linux/io.h> | ||
14 | #include <asm/exception.h> | ||
15 | #include <asm/localtimer.h> | ||
16 | #include <asm/hardware/gic.h> | ||
17 | #ifdef CONFIG_SMP | ||
18 | #include <asm/smp.h> | ||
19 | #endif | ||
20 | |||
21 | asmlinkage void __exception_irq_entry gic_handle_irq(struct pt_regs *regs) | ||
22 | { | ||
23 | u32 irqstat, irqnr; | ||
24 | |||
25 | do { | ||
26 | irqstat = readl_relaxed(gic_cpu_base_addr + GIC_CPU_INTACK); | ||
27 | irqnr = irqstat & 0x3ff; | ||
28 | if (irqnr == 1023) | ||
29 | break; | ||
30 | |||
31 | if (irqnr > 29 && irqnr < 1021) | ||
32 | handle_IRQ(irqnr, regs); | ||
33 | #ifdef CONFIG_SMP | ||
34 | else if (irqnr < 16) { | ||
35 | writel_relaxed(irqstat, gic_cpu_base_addr + | ||
36 | GIC_CPU_EOI); | ||
37 | handle_IPI(irqnr, regs); | ||
38 | } | ||
39 | #endif | ||
40 | #ifdef CONFIG_LOCAL_TIMERS | ||
41 | else if (irqnr == 29) { | ||
42 | writel_relaxed(irqstat, gic_cpu_base_addr + | ||
43 | GIC_CPU_EOI); | ||
44 | handle_local_timer(regs); | ||
45 | } | ||
46 | #endif | ||
47 | } while (1); | ||
48 | } | ||
diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h index c850af3650ea..83b745a5e1b7 100644 --- a/arch/arm/plat-mxc/include/mach/common.h +++ b/arch/arm/plat-mxc/include/mach/common.h | |||
@@ -13,6 +13,7 @@ | |||
13 | 13 | ||
14 | struct platform_device; | 14 | struct platform_device; |
15 | struct clk; | 15 | struct clk; |
16 | enum mxc_cpu_pwr_mode; | ||
16 | 17 | ||
17 | extern void mx1_map_io(void); | 18 | extern void mx1_map_io(void); |
18 | extern void mx21_map_io(void); | 19 | extern void mx21_map_io(void); |
@@ -66,6 +67,7 @@ extern int mx53_clocks_init(unsigned long ckil, unsigned long osc, | |||
66 | unsigned long ckih1, unsigned long ckih2); | 67 | unsigned long ckih1, unsigned long ckih2); |
67 | extern int mx51_clocks_init_dt(void); | 68 | extern int mx51_clocks_init_dt(void); |
68 | extern int mx53_clocks_init_dt(void); | 69 | extern int mx53_clocks_init_dt(void); |
70 | extern int mx6q_clocks_init(void); | ||
69 | extern struct platform_device *mxc_register_gpio(char *name, int id, | 71 | extern struct platform_device *mxc_register_gpio(char *name, int id, |
70 | resource_size_t iobase, resource_size_t iosize, int irq, int irq_high); | 72 | resource_size_t iobase, resource_size_t iosize, int irq, int irq_high); |
71 | extern void mxc_set_cpu_type(unsigned int type); | 73 | extern void mxc_set_cpu_type(unsigned int type); |
@@ -88,6 +90,7 @@ extern void imx_print_silicon_rev(const char *cpu, int srev); | |||
88 | 90 | ||
89 | void avic_handle_irq(struct pt_regs *); | 91 | void avic_handle_irq(struct pt_regs *); |
90 | void tzic_handle_irq(struct pt_regs *); | 92 | void tzic_handle_irq(struct pt_regs *); |
93 | void gic_handle_irq(struct pt_regs *); | ||
91 | 94 | ||
92 | #define imx1_handle_irq avic_handle_irq | 95 | #define imx1_handle_irq avic_handle_irq |
93 | #define imx21_handle_irq avic_handle_irq | 96 | #define imx21_handle_irq avic_handle_irq |
@@ -98,10 +101,36 @@ void tzic_handle_irq(struct pt_regs *); | |||
98 | #define imx50_handle_irq tzic_handle_irq | 101 | #define imx50_handle_irq tzic_handle_irq |
99 | #define imx51_handle_irq tzic_handle_irq | 102 | #define imx51_handle_irq tzic_handle_irq |
100 | #define imx53_handle_irq tzic_handle_irq | 103 | #define imx53_handle_irq tzic_handle_irq |
104 | #define imx6q_handle_irq gic_handle_irq | ||
101 | 105 | ||
106 | extern void imx_enable_cpu(int cpu, bool enable); | ||
107 | extern void imx_set_cpu_jump(int cpu, void *jump_addr); | ||
108 | #ifdef CONFIG_DEBUG_LL | ||
109 | extern void imx_lluart_map_io(void); | ||
110 | #else | ||
111 | static inline void imx_lluart_map_io(void) {} | ||
112 | #endif | ||
113 | extern void v7_cpu_resume(void); | ||
114 | extern u32 *pl310_get_save_ptr(void); | ||
115 | #ifdef CONFIG_SMP | ||
116 | extern void v7_secondary_startup(void); | ||
117 | extern void imx_scu_map_io(void); | ||
118 | extern void imx_smp_prepare(void); | ||
119 | #else | ||
120 | static inline void imx_scu_map_io(void) {} | ||
121 | static inline void imx_smp_prepare(void) {} | ||
122 | #endif | ||
123 | extern void imx_enable_cpu(int cpu, bool enable); | ||
124 | extern void imx_set_cpu_jump(int cpu, void *jump_addr); | ||
125 | extern void imx_src_init(void); | ||
126 | extern void imx_gpc_init(void); | ||
127 | extern void imx_gpc_pre_suspend(void); | ||
128 | extern void imx_gpc_post_resume(void); | ||
102 | extern void imx51_babbage_common_init(void); | 129 | extern void imx51_babbage_common_init(void); |
103 | extern void imx53_ard_common_init(void); | 130 | extern void imx53_ard_common_init(void); |
104 | extern void imx53_evk_common_init(void); | 131 | extern void imx53_evk_common_init(void); |
105 | extern void imx53_qsb_common_init(void); | 132 | extern void imx53_qsb_common_init(void); |
106 | extern void imx53_smd_common_init(void); | 133 | extern void imx53_smd_common_init(void); |
134 | extern int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode); | ||
135 | extern void imx6q_pm_init(void); | ||
107 | #endif | 136 | #endif |
diff --git a/arch/arm/plat-mxc/include/mach/debug-macro.S b/arch/arm/plat-mxc/include/mach/debug-macro.S index 72986013c1fb..6e192c4a391a 100644 --- a/arch/arm/plat-mxc/include/mach/debug-macro.S +++ b/arch/arm/plat-mxc/include/mach/debug-macro.S | |||
@@ -24,6 +24,8 @@ | |||
24 | #define UART_PADDR MX51_UART1_BASE_ADDR | 24 | #define UART_PADDR MX51_UART1_BASE_ADDR |
25 | #elif defined (CONFIG_DEBUG_IMX50_IMX53_UART) | 25 | #elif defined (CONFIG_DEBUG_IMX50_IMX53_UART) |
26 | #define UART_PADDR MX53_UART1_BASE_ADDR | 26 | #define UART_PADDR MX53_UART1_BASE_ADDR |
27 | #elif defined (CONFIG_DEBUG_IMX6Q_UART) | ||
28 | #define UART_PADDR MX6Q_UART4_BASE_ADDR | ||
27 | #endif | 29 | #endif |
28 | 30 | ||
29 | #define UART_VADDR IMX_IO_ADDRESS(UART_PADDR) | 31 | #define UART_VADDR IMX_IO_ADDRESS(UART_PADDR) |
diff --git a/arch/arm/plat-mxc/include/mach/entry-macro.S b/arch/arm/plat-mxc/include/mach/entry-macro.S index 842fbcb0d6cc..9fe0dfcf4e7e 100644 --- a/arch/arm/plat-mxc/include/mach/entry-macro.S +++ b/arch/arm/plat-mxc/include/mach/entry-macro.S | |||
@@ -22,3 +22,9 @@ | |||
22 | 22 | ||
23 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp | 23 | .macro get_irqnr_and_base, irqnr, irqstat, base, tmp |
24 | .endm | 24 | .endm |
25 | |||
26 | .macro test_for_ipi, irqnr, irqstat, base, tmp | ||
27 | .endm | ||
28 | |||
29 | .macro test_for_ltirq, irqnr, irqstat, base, tmp | ||
30 | .endm | ||
diff --git a/arch/arm/plat-mxc/include/mach/hardware.h b/arch/arm/plat-mxc/include/mach/hardware.h index eba3118adfbb..a599f01f8b92 100644 --- a/arch/arm/plat-mxc/include/mach/hardware.h +++ b/arch/arm/plat-mxc/include/mach/hardware.h | |||
@@ -91,6 +91,11 @@ | |||
91 | * SPBA0 0x50000000+0x100000 -> 0xf5400000+0x100000 | 91 | * SPBA0 0x50000000+0x100000 -> 0xf5400000+0x100000 |
92 | * AIPS1 0x53f00000+0x100000 -> 0xf5700000+0x100000 | 92 | * AIPS1 0x53f00000+0x100000 -> 0xf5700000+0x100000 |
93 | * AIPS2 0x63f00000+0x100000 -> 0xf5300000+0x100000 | 93 | * AIPS2 0x63f00000+0x100000 -> 0xf5300000+0x100000 |
94 | * mx6q: | ||
95 | * SCU 0x00a00000+0x001000 -> 0xf4000000+0x001000 | ||
96 | * CCM 0x020c4000+0x004000 -> 0xf42c4000+0x004000 | ||
97 | * ANATOP 0x020c8000+0x001000 -> 0xf42c8000+0x001000 | ||
98 | * UART4 0x021f0000+0x004000 -> 0xf42f0000+0x004000 | ||
94 | */ | 99 | */ |
95 | #define IMX_IO_P2V(x) ( \ | 100 | #define IMX_IO_P2V(x) ( \ |
96 | 0xf4000000 + \ | 101 | 0xf4000000 + \ |
@@ -102,6 +107,7 @@ | |||
102 | 107 | ||
103 | #include <mach/mxc.h> | 108 | #include <mach/mxc.h> |
104 | 109 | ||
110 | #include <mach/mx6q.h> | ||
105 | #include <mach/mx50.h> | 111 | #include <mach/mx50.h> |
106 | #include <mach/mx51.h> | 112 | #include <mach/mx51.h> |
107 | #include <mach/mx53.h> | 113 | #include <mach/mx53.h> |
diff --git a/arch/arm/plat-mxc/include/mach/irqs.h b/arch/arm/plat-mxc/include/mach/irqs.h index 00e812bbd81d..fd9efb044656 100644 --- a/arch/arm/plat-mxc/include/mach/irqs.h +++ b/arch/arm/plat-mxc/include/mach/irqs.h | |||
@@ -14,9 +14,15 @@ | |||
14 | #include <asm-generic/gpio.h> | 14 | #include <asm-generic/gpio.h> |
15 | 15 | ||
16 | /* | 16 | /* |
17 | * SoCs with TZIC interrupt controller have 128 IRQs, those with AVIC have 64 | 17 | * SoCs with GIC interrupt controller have 160 IRQs, those with TZIC |
18 | * have 128 IRQs, and those with AVIC have 64. | ||
19 | * | ||
20 | * To support single image, the biggest number should be defined on | ||
21 | * top of the list. | ||
18 | */ | 22 | */ |
19 | #ifdef CONFIG_MXC_TZIC | 23 | #if defined CONFIG_ARM_GIC |
24 | #define MXC_INTERNAL_IRQS 160 | ||
25 | #elif defined CONFIG_MXC_TZIC | ||
20 | #define MXC_INTERNAL_IRQS 128 | 26 | #define MXC_INTERNAL_IRQS 128 |
21 | #else | 27 | #else |
22 | #define MXC_INTERNAL_IRQS 64 | 28 | #define MXC_INTERNAL_IRQS 64 |
diff --git a/arch/arm/plat-mxc/include/mach/mx6q.h b/arch/arm/plat-mxc/include/mach/mx6q.h new file mode 100644 index 000000000000..254a561a2799 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/mx6q.h | |||
@@ -0,0 +1,33 @@ | |||
1 | /* | ||
2 | * Copyright 2011 Freescale Semiconductor, Inc. All Rights Reserved. | ||
3 | * Copyright 2011 Linaro Ltd. | ||
4 | * | ||
5 | * The code contained herein is licensed under the GNU General Public | ||
6 | * License. You may obtain a copy of the GNU General Public License | ||
7 | * Version 2 or later at the following locations: | ||
8 | * | ||
9 | * http://www.opensource.org/licenses/gpl-license.html | ||
10 | * http://www.gnu.org/copyleft/gpl.html | ||
11 | */ | ||
12 | |||
13 | #ifndef __MACH_MX6Q_H__ | ||
14 | #define __MACH_MX6Q_H__ | ||
15 | |||
16 | #define MX6Q_IO_P2V(x) IMX_IO_P2V(x) | ||
17 | #define MX6Q_IO_ADDRESS(x) IOMEM(MX6Q_IO_P2V(x)) | ||
18 | |||
19 | /* | ||
20 | * The following are the blocks that need to be statically mapped. | ||
21 | * For other blocks, the base address really should be retrieved from | ||
22 | * device tree. | ||
23 | */ | ||
24 | #define MX6Q_SCU_BASE_ADDR 0x00a00000 | ||
25 | #define MX6Q_SCU_SIZE 0x1000 | ||
26 | #define MX6Q_CCM_BASE_ADDR 0x020c4000 | ||
27 | #define MX6Q_CCM_SIZE 0x4000 | ||
28 | #define MX6Q_ANATOP_BASE_ADDR 0x020c8000 | ||
29 | #define MX6Q_ANATOP_SIZE 0x1000 | ||
30 | #define MX6Q_UART4_BASE_ADDR 0x021f0000 | ||
31 | #define MX6Q_UART4_SIZE 0x4000 | ||
32 | |||
33 | #endif /* __MACH_MX6Q_H__ */ | ||