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-rw-r--r--Documentation/devicetree/bindings/arm/atmel-at91.txt60
-rw-r--r--Documentation/devicetree/bindings/arm/atmel-pmc.txt11
-rw-r--r--Documentation/devicetree/bindings/gpio/gpio_i2c.txt32
-rw-r--r--Documentation/devicetree/bindings/mtd/atmel-nand.txt41
-rw-r--r--Documentation/devicetree/bindings/mtd/nand.txt7
-rw-r--r--Documentation/devicetree/bindings/usb/atmel-usb.txt31
-rw-r--r--arch/arm/boot/dts/at91sam9g20.dtsi56
-rw-r--r--arch/arm/boot/dts/at91sam9g25ek.dts14
-rw-r--r--arch/arm/boot/dts/at91sam9g45.dtsi64
-rw-r--r--arch/arm/boot/dts/at91sam9m10g45ek.dts46
-rw-r--r--arch/arm/boot/dts/at91sam9x5.dtsi88
-rw-r--r--arch/arm/boot/dts/at91sam9x5cm.dtsi45
-rw-r--r--arch/arm/boot/dts/usb_a9g20-dab-mmx.dtsi96
-rw-r--r--arch/arm/boot/dts/usb_a9g20.dts69
-rw-r--r--arch/arm/configs/at91sam9g20_defconfig3
-rw-r--r--arch/arm/mach-at91/Kconfig10
-rw-r--r--arch/arm/mach-at91/at91sam9260.c1
-rw-r--r--arch/arm/mach-at91/at91sam9g45.c2
-rw-r--r--arch/arm/mach-at91/at91sam9x5.c17
-rw-r--r--arch/arm/mach-at91/board-afeb-9260v1.c1
-rw-r--r--arch/arm/mach-at91/board-cam60.c1
-rw-r--r--arch/arm/mach-at91/board-cpu9krea.c1
-rw-r--r--arch/arm/mach-at91/board-dt.c57
-rw-r--r--arch/arm/mach-at91/board-kb9202.c1
-rw-r--r--arch/arm/mach-at91/board-neocore926.c1
-rw-r--r--arch/arm/mach-at91/board-qil-a9260.c2
-rw-r--r--arch/arm/mach-at91/board-rm9200dk.c2
-rw-r--r--arch/arm/mach-at91/board-sam9-l9260.c1
-rw-r--r--arch/arm/mach-at91/board-sam9260ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9261ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9263ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9g20ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9m10g45ek.c2
-rw-r--r--arch/arm/mach-at91/board-sam9rlek.c2
-rw-r--r--arch/arm/mach-at91/board-snapper9260.c1
-rw-r--r--arch/arm/mach-at91/board-stamp9g20.c1
-rw-r--r--arch/arm/mach-at91/board-usb-a926x.c2
-rw-r--r--arch/arm/mach-at91/board-yl-9200.c1
-rw-r--r--arch/arm/mach-at91/clock.c56
-rw-r--r--arch/arm/mach-at91/generic.h2
-rw-r--r--arch/arm/mach-at91/include/mach/at91_shdwc.h4
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9x5.h5
-rw-r--r--arch/arm/mach-at91/include/mach/board.h15
-rw-r--r--arch/arm/mach-at91/pm.c13
-rw-r--r--arch/arm/mach-at91/setup.c158
-rw-r--r--arch/avr32/boards/atngw100/setup.c1
-rw-r--r--arch/avr32/boards/atstk1000/atstk1002.c1
-rw-r--r--arch/avr32/mach-at32ap/include/mach/board.h13
-rw-r--r--drivers/i2c/busses/i2c-gpio.c98
-rw-r--r--drivers/mtd/nand/atmel_nand.c136
-rw-r--r--drivers/of/Kconfig4
-rw-r--r--drivers/of/Makefile1
-rw-r--r--drivers/of/of_mtd.c85
-rw-r--r--drivers/usb/Kconfig2
-rw-r--r--drivers/usb/host/ehci-atmel.c24
-rw-r--r--drivers/usb/host/ohci-at91.c101
-rw-r--r--include/linux/of.h16
-rw-r--r--include/linux/of_mtd.h19
-rw-r--r--include/linux/platform_data/atmel.h27
59 files changed, 1365 insertions, 193 deletions
diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.txt b/Documentation/devicetree/bindings/arm/atmel-at91.txt
index 1aeaf6f2a1ba..ecc81e368715 100644
--- a/Documentation/devicetree/bindings/arm/atmel-at91.txt
+++ b/Documentation/devicetree/bindings/arm/atmel-at91.txt
@@ -30,3 +30,63 @@ One interrupt per TC channel in a TC block:
30 reg = <0xfffdc000 0x100>; 30 reg = <0xfffdc000 0x100>;
31 interrupts = <26 4 27 4 28 4>; 31 interrupts = <26 4 27 4 28 4>;
32 }; 32 };
33
34RSTC Reset Controller required properties:
35- compatible: Should be "atmel,<chip>-rstc".
36 <chip> can be "at91sam9260" or "at91sam9g45"
37- reg: Should contain registers location and length
38
39Example:
40
41 rstc@fffffd00 {
42 compatible = "atmel,at91sam9260-rstc";
43 reg = <0xfffffd00 0x10>;
44 };
45
46RAMC SDRAM/DDR Controller required properties:
47- compatible: Should be "atmel,at91sam9260-sdramc",
48 "atmel,at91sam9g45-ddramc",
49- reg: Should contain registers location and length
50 For at91sam9263 and at91sam9g45 you must specify 2 entries.
51
52Examples:
53
54 ramc0: ramc@ffffe800 {
55 compatible = "atmel,at91sam9g45-ddramc";
56 reg = <0xffffe800 0x200>;
57 };
58
59 ramc0: ramc@ffffe400 {
60 compatible = "atmel,at91sam9g45-ddramc";
61 reg = <0xffffe400 0x200
62 0xffffe600 0x200>;
63 };
64
65SHDWC Shutdown Controller
66
67required properties:
68- compatible: Should be "atmel,<chip>-shdwc".
69 <chip> can be "at91sam9260", "at91sam9rl" or "at91sam9x5".
70- reg: Should contain registers location and length
71
72optional properties:
73- atmel,wakeup-mode: String, operation mode of the wakeup mode.
74 Supported values are: "none", "high", "low", "any".
75- atmel,wakeup-counter: Counter on Wake-up 0 (between 0x0 and 0xf).
76
77optional at91sam9260 properties:
78- atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
79
80optional at91sam9rl properties:
81- atmel,wakeup-rtc-timer: boolean to enable Real-time Clock Wake-up.
82- atmel,wakeup-rtt-timer: boolean to enable Real-time Timer Wake-up.
83
84optional at91sam9x5 properties:
85- atmel,wakeup-rtc-timer: boolean to enable Real-time Clock Wake-up.
86
87Example:
88
89 rstc@fffffd00 {
90 compatible = "atmel,at91sam9260-rstc";
91 reg = <0xfffffd00 0x10>;
92 };
diff --git a/Documentation/devicetree/bindings/arm/atmel-pmc.txt b/Documentation/devicetree/bindings/arm/atmel-pmc.txt
new file mode 100644
index 000000000000..389bed5056e8
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/atmel-pmc.txt
@@ -0,0 +1,11 @@
1* Power Management Controller (PMC)
2
3Required properties:
4- compatible: Should be "atmel,at91rm9200-pmc"
5- reg: Should contain PMC registers location and length
6
7Examples:
8 pmc: pmc@fffffc00 {
9 compatible = "atmel,at91rm9200-pmc";
10 reg = <0xfffffc00 0x100>;
11 };
diff --git a/Documentation/devicetree/bindings/gpio/gpio_i2c.txt b/Documentation/devicetree/bindings/gpio/gpio_i2c.txt
new file mode 100644
index 000000000000..4f8ec947c6bd
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/gpio_i2c.txt
@@ -0,0 +1,32 @@
1Device-Tree bindings for i2c gpio driver
2
3Required properties:
4 - compatible = "i2c-gpio";
5 - gpios: sda and scl gpio
6
7
8Optional properties:
9 - i2c-gpio,sda-open-drain: sda as open drain
10 - i2c-gpio,scl-open-drain: scl as open drain
11 - i2c-gpio,scl-output-only: scl as output only
12 - i2c-gpio,delay-us: delay between GPIO operations (may depend on each platform)
13 - i2c-gpio,timeout-ms: timeout to get data
14
15Example nodes:
16
17i2c@0 {
18 compatible = "i2c-gpio";
19 gpios = <&pioA 23 0 /* sda */
20 &pioA 24 0 /* scl */
21 >;
22 i2c-gpio,sda-open-drain;
23 i2c-gpio,scl-open-drain;
24 i2c-gpio,delay-us = <2>; /* ~100 kHz */
25 #address-cells = <1>;
26 #size-cells = <0>;
27
28 rv3029c2@56 {
29 compatible = "rv3029c2";
30 reg = <0x56>;
31 };
32};
diff --git a/Documentation/devicetree/bindings/mtd/atmel-nand.txt b/Documentation/devicetree/bindings/mtd/atmel-nand.txt
new file mode 100644
index 000000000000..5903ecf6e895
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/atmel-nand.txt
@@ -0,0 +1,41 @@
1Atmel NAND flash
2
3Required properties:
4- compatible : "atmel,at91rm9200-nand".
5- reg : should specify localbus address and size used for the chip,
6 and if availlable the ECC.
7- atmel,nand-addr-offset : offset for the address latch.
8- atmel,nand-cmd-offset : offset for the command latch.
9- #address-cells, #size-cells : Must be present if the device has sub-nodes
10 representing partitions.
11
12- gpios : specifies the gpio pins to control the NAND device. detect is an
13 optional gpio and may be set to 0 if not present.
14
15Optional properties:
16- nand-ecc-mode : String, operation mode of the NAND ecc mode, soft by default.
17 Supported values are: "none", "soft", "hw", "hw_syndrome", "hw_oob_first",
18 "soft_bch".
19- nand-bus-width : 8 or 16 bus width if not present 8
20- nand-on-flash-bbt: boolean to enable on flash bbt option if not present false
21
22Examples:
23nand0: nand@40000000,0 {
24 compatible = "atmel,at91rm9200-nand";
25 #address-cells = <1>;
26 #size-cells = <1>;
27 reg = <0x40000000 0x10000000
28 0xffffe800 0x200
29 >;
30 atmel,nand-addr-offset = <21>;
31 atmel,nand-cmd-offset = <22>;
32 nand-on-flash-bbt;
33 nand-ecc-mode = "soft";
34 gpios = <&pioC 13 0
35 &pioC 14 0
36 0
37 >;
38 partition@0 {
39 ...
40 };
41};
diff --git a/Documentation/devicetree/bindings/mtd/nand.txt b/Documentation/devicetree/bindings/mtd/nand.txt
new file mode 100644
index 000000000000..03855c8c492a
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/nand.txt
@@ -0,0 +1,7 @@
1* MTD generic binding
2
3- nand-ecc-mode : String, operation mode of the NAND ecc mode.
4 Supported values are: "none", "soft", "hw", "hw_syndrome", "hw_oob_first",
5 "soft_bch".
6- nand-bus-width : 8 or 16 bus width if not present 8
7- nand-on-flash-bbt: boolean to enable on flash bbt option if not present false
diff --git a/Documentation/devicetree/bindings/usb/atmel-usb.txt b/Documentation/devicetree/bindings/usb/atmel-usb.txt
new file mode 100644
index 000000000000..0143d7c5b4b9
--- /dev/null
+++ b/Documentation/devicetree/bindings/usb/atmel-usb.txt
@@ -0,0 +1,31 @@
1Atmel SOC USB controllers
2
3OHCI
4
5Required properties:
6 - compatible: Should be "atmel,at91rm9200-ohci" for USB controllers
7 used in host mode.
8 - num-ports: Number of ports.
9 - atmel,vbus-gpio: If present, specifies a gpio that needs to be
10 activated for the bus to be powered.
11 - atmel,oc-gpio: If present, specifies a gpio that needs to be
12 activated for the overcurrent detection.
13
14usb0: ohci@00500000 {
15 compatible = "atmel,at91rm9200-ohci", "usb-ohci";
16 reg = <0x00500000 0x100000>;
17 interrupts = <20 4>;
18 num-ports = <2>;
19};
20
21EHCI
22
23Required properties:
24 - compatible: Should be "atmel,at91sam9g45-ehci" for USB controllers
25 used in host mode.
26
27usb1: ehci@00800000 {
28 compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
29 reg = <0x00800000 0x100000>;
30 interrupts = <22 4>;
31};
diff --git a/arch/arm/boot/dts/at91sam9g20.dtsi b/arch/arm/boot/dts/at91sam9g20.dtsi
index a100db03ec90..f091d679bd4c 100644
--- a/arch/arm/boot/dts/at91sam9g20.dtsi
+++ b/arch/arm/boot/dts/at91sam9g20.dtsi
@@ -59,6 +59,26 @@
59 reg = <0xfffff000 0x200>; 59 reg = <0xfffff000 0x200>;
60 }; 60 };
61 61
62 ramc0: ramc@ffffea00 {
63 compatible = "atmel,at91sam9260-sdramc";
64 reg = <0xffffea00 0x200>;
65 };
66
67 pmc: pmc@fffffc00 {
68 compatible = "atmel,at91rm9200-pmc";
69 reg = <0xfffffc00 0x100>;
70 };
71
72 rstc@fffffd00 {
73 compatible = "atmel,at91sam9260-rstc";
74 reg = <0xfffffd00 0x10>;
75 };
76
77 shdwc@fffffd10 {
78 compatible = "atmel,at91sam9260-shdwc";
79 reg = <0xfffffd10 0x10>;
80 };
81
62 pit: timer@fffffd30 { 82 pit: timer@fffffd30 {
63 compatible = "atmel,at91sam9260-pit"; 83 compatible = "atmel,at91sam9260-pit";
64 reg = <0xfffffd30 0xf>; 84 reg = <0xfffffd30 0xf>;
@@ -172,5 +192,41 @@
172 status = "disabled"; 192 status = "disabled";
173 }; 193 };
174 }; 194 };
195
196 nand0: nand@40000000 {
197 compatible = "atmel,at91rm9200-nand";
198 #address-cells = <1>;
199 #size-cells = <1>;
200 reg = <0x40000000 0x10000000
201 0xffffe800 0x200
202 >;
203 atmel,nand-addr-offset = <21>;
204 atmel,nand-cmd-offset = <22>;
205 gpios = <&pioC 13 0
206 &pioC 14 0
207 0
208 >;
209 status = "disabled";
210 };
211
212 usb0: ohci@00500000 {
213 compatible = "atmel,at91rm9200-ohci", "usb-ohci";
214 reg = <0x00500000 0x100000>;
215 interrupts = <20 4>;
216 status = "disabled";
217 };
218 };
219
220 i2c@0 {
221 compatible = "i2c-gpio";
222 gpios = <&pioA 23 0 /* sda */
223 &pioA 24 0 /* scl */
224 >;
225 i2c-gpio,sda-open-drain;
226 i2c-gpio,scl-open-drain;
227 i2c-gpio,delay-us = <2>; /* ~100 kHz */
228 #address-cells = <1>;
229 #size-cells = <0>;
230 status = "disabled";
175 }; 231 };
176}; 232};
diff --git a/arch/arm/boot/dts/at91sam9g25ek.dts b/arch/arm/boot/dts/at91sam9g25ek.dts
index e64eb932083b..ac0dc0031dda 100644
--- a/arch/arm/boot/dts/at91sam9g25ek.dts
+++ b/arch/arm/boot/dts/at91sam9g25ek.dts
@@ -15,7 +15,7 @@
15 compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9"; 15 compatible = "atmel,at91sam9g25ek", "atmel,at91sam9x5ek", "atmel,at91sam9x5", "atmel,at91sam9";
16 16
17 chosen { 17 chosen {
18 bootargs = "128M console=ttyS0,115200 mtdparts=atmel_nand:8M(bootstrap/uboot/kernel)ro,-(rootfs) root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs"; 18 bootargs = "128M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs";
19 }; 19 };
20 20
21 ahb { 21 ahb {
@@ -33,5 +33,17 @@
33 status = "okay"; 33 status = "okay";
34 }; 34 };
35 }; 35 };
36
37 usb0: ohci@00600000 {
38 status = "okay";
39 num-ports = <2>;
40 atmel,vbus-gpio = <&pioD 19 0
41 &pioD 20 0
42 >;
43 };
44
45 usb1: ehci@00700000 {
46 status = "okay";
47 };
36 }; 48 };
37}; 49};
diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
index f779667159b1..3d0c32fb218f 100644
--- a/arch/arm/boot/dts/at91sam9g45.dtsi
+++ b/arch/arm/boot/dts/at91sam9g45.dtsi
@@ -60,6 +60,22 @@
60 reg = <0xfffff000 0x200>; 60 reg = <0xfffff000 0x200>;
61 }; 61 };
62 62
63 ramc0: ramc@ffffe400 {
64 compatible = "atmel,at91sam9g45-ddramc";
65 reg = <0xffffe400 0x200
66 0xffffe600 0x200>;
67 };
68
69 pmc: pmc@fffffc00 {
70 compatible = "atmel,at91rm9200-pmc";
71 reg = <0xfffffc00 0x100>;
72 };
73
74 rstc@fffffd00 {
75 compatible = "atmel,at91sam9g45-rstc";
76 reg = <0xfffffd00 0x10>;
77 };
78
63 pit: timer@fffffd30 { 79 pit: timer@fffffd30 {
64 compatible = "atmel,at91sam9260-pit"; 80 compatible = "atmel,at91sam9260-pit";
65 reg = <0xfffffd30 0xf>; 81 reg = <0xfffffd30 0xf>;
@@ -67,6 +83,11 @@
67 }; 83 };
68 84
69 85
86 shdwc@fffffd10 {
87 compatible = "atmel,at91sam9rl-shdwc";
88 reg = <0xfffffd10 0x10>;
89 };
90
70 tcb0: timer@fff7c000 { 91 tcb0: timer@fff7c000 {
71 compatible = "atmel,at91rm9200-tcb"; 92 compatible = "atmel,at91rm9200-tcb";
72 reg = <0xfff7c000 0x100>; 93 reg = <0xfff7c000 0x100>;
@@ -180,5 +201,48 @@
180 status = "disabled"; 201 status = "disabled";
181 }; 202 };
182 }; 203 };
204
205 nand0: nand@40000000 {
206 compatible = "atmel,at91rm9200-nand";
207 #address-cells = <1>;
208 #size-cells = <1>;
209 reg = <0x40000000 0x10000000
210 0xffffe200 0x200
211 >;
212 atmel,nand-addr-offset = <21>;
213 atmel,nand-cmd-offset = <22>;
214 gpios = <&pioC 8 0
215 &pioC 14 0
216 0
217 >;
218 status = "disabled";
219 };
220
221 usb0: ohci@00700000 {
222 compatible = "atmel,at91rm9200-ohci", "usb-ohci";
223 reg = <0x00700000 0x100000>;
224 interrupts = <22 4>;
225 status = "disabled";
226 };
227
228 usb1: ehci@00800000 {
229 compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
230 reg = <0x00800000 0x100000>;
231 interrupts = <22 4>;
232 status = "disabled";
233 };
234 };
235
236 i2c@0 {
237 compatible = "i2c-gpio";
238 gpios = <&pioA 20 0 /* sda */
239 &pioA 21 0 /* scl */
240 >;
241 i2c-gpio,sda-open-drain;
242 i2c-gpio,scl-open-drain;
243 i2c-gpio,delay-us = <5>; /* ~100 kHz */
244 #address-cells = <1>;
245 #size-cells = <0>;
246 status = "disabled";
183 }; 247 };
184}; 248};
diff --git a/arch/arm/boot/dts/at91sam9m10g45ek.dts b/arch/arm/boot/dts/at91sam9m10g45ek.dts
index 15e25f903cad..c4c8ae4123d5 100644
--- a/arch/arm/boot/dts/at91sam9m10g45ek.dts
+++ b/arch/arm/boot/dts/at91sam9m10g45ek.dts
@@ -14,13 +14,24 @@
14 compatible = "atmel,at91sam9m10g45ek", "atmel,at91sam9g45", "atmel,at91sam9"; 14 compatible = "atmel,at91sam9m10g45ek", "atmel,at91sam9g45", "atmel,at91sam9";
15 15
16 chosen { 16 chosen {
17 bootargs = "mem=64M console=ttyS0,115200 mtdparts=atmel_nand:4M(bootstrap/uboot/kernel)ro,60M(rootfs),-(data) root=/dev/mtdblock1 rw rootfstype=jffs2"; 17 bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=jffs2";
18 }; 18 };
19 19
20 memory@70000000 { 20 memory@70000000 {
21 reg = <0x70000000 0x4000000>; 21 reg = <0x70000000 0x4000000>;
22 }; 22 };
23 23
24 clocks {
25 #address-cells = <1>;
26 #size-cells = <1>;
27 ranges;
28
29 main_clock: clock@0 {
30 compatible = "atmel,osc", "fixed-clock";
31 clock-frequency = <12000000>;
32 };
33 };
34
24 ahb { 35 ahb {
25 apb { 36 apb {
26 dbgu: serial@ffffee00 { 37 dbgu: serial@ffffee00 {
@@ -36,6 +47,39 @@
36 status = "okay"; 47 status = "okay";
37 }; 48 };
38 }; 49 };
50
51 nand0: nand@40000000 {
52 nand-bus-width = <8>;
53 nand-ecc-mode = "soft";
54 nand-on-flash-bbt;
55 status = "okay";
56
57 boot@0 {
58 label = "bootstrap/uboot/kernel";
59 reg = <0x0 0x400000>;
60 };
61
62 rootfs@400000 {
63 label = "rootfs";
64 reg = <0x400000 0x3C00000>;
65 };
66
67 data@4000000 {
68 label = "data";
69 reg = <0x4000000 0xC000000>;
70 };
71 };
72
73 usb0: ohci@00700000 {
74 status = "okay";
75 num-ports = <2>;
76 atmel,vbus-gpio = <&pioD 1 0
77 &pioD 3 0>;
78 };
79
80 usb1: ehci@00800000 {
81 status = "okay";
82 };
39 }; 83 };
40 84
41 leds { 85 leds {
diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi
index a02e636d8a57..c111001f254e 100644
--- a/arch/arm/boot/dts/at91sam9x5.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5.dtsi
@@ -58,6 +58,26 @@
58 reg = <0xfffff000 0x200>; 58 reg = <0xfffff000 0x200>;
59 }; 59 };
60 60
61 ramc0: ramc@ffffe800 {
62 compatible = "atmel,at91sam9g45-ddramc";
63 reg = <0xffffe800 0x200>;
64 };
65
66 pmc: pmc@fffffc00 {
67 compatible = "atmel,at91rm9200-pmc";
68 reg = <0xfffffc00 0x100>;
69 };
70
71 rstc@fffffe00 {
72 compatible = "atmel,at91sam9g45-rstc";
73 reg = <0xfffffe00 0x10>;
74 };
75
76 shdwc@fffffe10 {
77 compatible = "atmel,at91sam9x5-shdwc";
78 reg = <0xfffffe10 0x10>;
79 };
80
61 pit: timer@fffffe30 { 81 pit: timer@fffffe30 {
62 compatible = "atmel,at91sam9260-pit"; 82 compatible = "atmel,at91sam9260-pit";
63 reg = <0xfffffe30 0xf>; 83 reg = <0xfffffe30 0xf>;
@@ -172,5 +192,73 @@
172 status = "disabled"; 192 status = "disabled";
173 }; 193 };
174 }; 194 };
195
196 nand0: nand@40000000 {
197 compatible = "atmel,at91rm9200-nand";
198 #address-cells = <1>;
199 #size-cells = <1>;
200 reg = <0x40000000 0x10000000
201 >;
202 atmel,nand-addr-offset = <21>;
203 atmel,nand-cmd-offset = <22>;
204 gpios = <&pioC 8 0
205 &pioC 14 0
206 0
207 >;
208 status = "disabled";
209 };
210
211 usb0: ohci@00600000 {
212 compatible = "atmel,at91rm9200-ohci", "usb-ohci";
213 reg = <0x00600000 0x100000>;
214 interrupts = <22 4>;
215 status = "disabled";
216 };
217
218 usb1: ehci@00700000 {
219 compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
220 reg = <0x00700000 0x100000>;
221 interrupts = <22 4>;
222 status = "disabled";
223 };
224 };
225
226 i2c@0 {
227 compatible = "i2c-gpio";
228 gpios = <&pioA 30 0 /* sda */
229 &pioA 31 0 /* scl */
230 >;
231 i2c-gpio,sda-open-drain;
232 i2c-gpio,scl-open-drain;
233 i2c-gpio,delay-us = <2>; /* ~100 kHz */
234 #address-cells = <1>;
235 #size-cells = <0>;
236 status = "disabled";
237 };
238
239 i2c@1 {
240 compatible = "i2c-gpio";
241 gpios = <&pioC 0 0 /* sda */
242 &pioC 1 0 /* scl */
243 >;
244 i2c-gpio,sda-open-drain;
245 i2c-gpio,scl-open-drain;
246 i2c-gpio,delay-us = <2>; /* ~100 kHz */
247 #address-cells = <1>;
248 #size-cells = <0>;
249 status = "disabled";
250 };
251
252 i2c@2 {
253 compatible = "i2c-gpio";
254 gpios = <&pioB 4 0 /* sda */
255 &pioB 5 0 /* scl */
256 >;
257 i2c-gpio,sda-open-drain;
258 i2c-gpio,scl-open-drain;
259 i2c-gpio,delay-us = <2>; /* ~100 kHz */
260 #address-cells = <1>;
261 #size-cells = <0>;
262 status = "disabled";
175 }; 263 };
176}; 264};
diff --git a/arch/arm/boot/dts/at91sam9x5cm.dtsi b/arch/arm/boot/dts/at91sam9x5cm.dtsi
index 64ae3e890259..67936f83c694 100644
--- a/arch/arm/boot/dts/at91sam9x5cm.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5cm.dtsi
@@ -12,6 +12,51 @@
12 reg = <0x20000000 0x8000000>; 12 reg = <0x20000000 0x8000000>;
13 }; 13 };
14 14
15 clocks {
16 #address-cells = <1>;
17 #size-cells = <1>;
18 ranges;
19
20 main_clock: clock@0 {
21 compatible = "atmel,osc", "fixed-clock";
22 clock-frequency = <12000000>;
23 };
24 };
25
26 ahb {
27 nand0: nand@40000000 {
28 nand-bus-width = <8>;
29 nand-ecc-mode = "soft";
30 nand-on-flash-bbt;
31 status = "okay";
32
33 at91bootstrap@0 {
34 label = "at91bootstrap";
35 reg = <0x0 0x40000>;
36 };
37
38 uboot@40000 {
39 label = "u-boot";
40 reg = <0x40000 0x80000>;
41 };
42
43 ubootenv@c0000 {
44 label = "U-Boot Env";
45 reg = <0xc0000 0x140000>;
46 };
47
48 kernel@200000 {
49 label = "kernel";
50 reg = <0x200000 0x600000>;
51 };
52
53 rootfs@800000 {
54 label = "rootfs";
55 reg = <0x800000 0x1f800000>;
56 };
57 };
58 };
59
15 leds { 60 leds {
16 compatible = "gpio-leds"; 61 compatible = "gpio-leds";
17 62
diff --git a/arch/arm/boot/dts/usb_a9g20-dab-mmx.dtsi b/arch/arm/boot/dts/usb_a9g20-dab-mmx.dtsi
new file mode 100644
index 000000000000..ad3eca17c436
--- /dev/null
+++ b/arch/arm/boot/dts/usb_a9g20-dab-mmx.dtsi
@@ -0,0 +1,96 @@
1/*
2 * calao-dab-mmx.dtsi - Device Tree Include file for Calao DAB-MMX Daughter Board
3 *
4 * Copyright (C) 2011 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
5 *
6 * Licensed under GPLv2.
7 */
8
9/ {
10 ahb {
11 apb {
12 usart1: serial@fffb4000 {
13 status = "okay";
14 };
15
16 usart3: serial@fffd0000 {
17 status = "okay";
18 };
19 };
20 };
21
22 i2c-gpio@0 {
23 status = "okay";
24 };
25
26 leds {
27 compatible = "gpio-leds";
28
29 user_led1 {
30 label = "user_led1";
31 gpios = <&pioB 20 1>;
32 };
33
34/*
35* led already used by mother board but active as high
36* user_led2 {
37* label = "user_led2";
38* gpios = <&pioB 21 1>;
39* };
40*/
41 user_led3 {
42 label = "user_led3";
43 gpios = <&pioB 22 1>;
44 };
45
46 user_led4 {
47 label = "user_led4";
48 gpios = <&pioB 23 1>;
49 };
50
51 red {
52 label = "red";
53 gpios = <&pioB 24 1>;
54 };
55
56 orange {
57 label = "orange";
58 gpios = <&pioB 30 1>;
59 };
60
61 green {
62 label = "green";
63 gpios = <&pioB 31 1>;
64 };
65 };
66
67 gpio_keys {
68 compatible = "gpio-keys";
69 #address-cells = <1>;
70 #size-cells = <0>;
71
72 user_pb1 {
73 label = "user_pb1";
74 gpios = <&pioB 25 1>;
75 linux,code = <0x100>;
76 };
77
78 user_pb2 {
79 label = "user_pb2";
80 gpios = <&pioB 13 1>;
81 linux,code = <0x101>;
82 };
83
84 user_pb3 {
85 label = "user_pb3";
86 gpios = <&pioA 26 1>;
87 linux,code = <0x102>;
88 };
89
90 user_pb4 {
91 label = "user_pb4";
92 gpios = <&pioC 9 1>;
93 linux,code = <0x103>;
94 };
95 };
96};
diff --git a/arch/arm/boot/dts/usb_a9g20.dts b/arch/arm/boot/dts/usb_a9g20.dts
index d74545a2a77c..748d4c2f889f 100644
--- a/arch/arm/boot/dts/usb_a9g20.dts
+++ b/arch/arm/boot/dts/usb_a9g20.dts
@@ -13,13 +13,24 @@
13 compatible = "calao,usb-a9g20", "atmel,at91sam9g20", "atmel,at91sam9"; 13 compatible = "calao,usb-a9g20", "atmel,at91sam9g20", "atmel,at91sam9";
14 14
15 chosen { 15 chosen {
16 bootargs = "mem=64M console=ttyS0,115200 mtdparts=atmel_nand:128k(at91bootstrap),256k(barebox)ro,128k(bareboxenv),128k(bareboxenv2),4M(kernel),120M(rootfs),-(data) root=/dev/mtdblock5 rw rootfstype=ubifs"; 16 bootargs = "mem=64M console=ttyS0,115200 root=/dev/mtdblock5 rw rootfstype=ubifs";
17 }; 17 };
18 18
19 memory@20000000 { 19 memory@20000000 {
20 reg = <0x20000000 0x4000000>; 20 reg = <0x20000000 0x4000000>;
21 }; 21 };
22 22
23 clocks {
24 #address-cells = <1>;
25 #size-cells = <1>;
26 ranges;
27
28 main_clock: clock@0 {
29 compatible = "atmel,osc", "fixed-clock";
30 clock-frequency = <12000000>;
31 };
32 };
33
23 ahb { 34 ahb {
24 apb { 35 apb {
25 dbgu: serial@fffff200 { 36 dbgu: serial@fffff200 {
@@ -31,6 +42,53 @@
31 status = "okay"; 42 status = "okay";
32 }; 43 };
33 }; 44 };
45
46 nand0: nand@40000000 {
47 nand-bus-width = <8>;
48 nand-ecc-mode = "soft";
49 nand-on-flash-bbt;
50 status = "okay";
51
52 at91bootstrap@0 {
53 label = "at91bootstrap";
54 reg = <0x0 0x20000>;
55 };
56
57 barebox@20000 {
58 label = "barebox";
59 reg = <0x20000 0x40000>;
60 };
61
62 bareboxenv@60000 {
63 label = "bareboxenv";
64 reg = <0x60000 0x20000>;
65 };
66
67 bareboxenv2@80000 {
68 label = "bareboxenv2";
69 reg = <0x80000 0x20000>;
70 };
71
72 kernel@a0000 {
73 label = "kernel";
74 reg = <0xa0000 0x400000>;
75 };
76
77 rootfs@4a0000 {
78 label = "rootfs";
79 reg = <0x4a0000 0x7800000>;
80 };
81
82 data@7ca0000 {
83 label = "data";
84 reg = <0x7ca0000 0x8360000>;
85 };
86 };
87
88 usb0: ohci@00500000 {
89 num-ports = <2>;
90 status = "okay";
91 };
34 }; 92 };
35 93
36 leds { 94 leds {
@@ -55,4 +113,13 @@
55 gpio-key,wakeup; 113 gpio-key,wakeup;
56 }; 114 };
57 }; 115 };
116
117 i2c@0 {
118 status = "okay";
119
120 rv3029c2@56 {
121 compatible = "rv3029c2";
122 reg = <0x56>;
123 };
124 };
58}; 125};
diff --git a/arch/arm/configs/at91sam9g20_defconfig b/arch/arm/configs/at91sam9g20_defconfig
index 9123568d9a8d..994d331b2319 100644
--- a/arch/arm/configs/at91sam9g20_defconfig
+++ b/arch/arm/configs/at91sam9g20_defconfig
@@ -74,6 +74,8 @@ CONFIG_LEGACY_PTY_COUNT=16
74CONFIG_SERIAL_ATMEL=y 74CONFIG_SERIAL_ATMEL=y
75CONFIG_SERIAL_ATMEL_CONSOLE=y 75CONFIG_SERIAL_ATMEL_CONSOLE=y
76CONFIG_HW_RANDOM=y 76CONFIG_HW_RANDOM=y
77CONFIG_I2C=y
78CONFIG_I2C_GPIO=y
77CONFIG_SPI=y 79CONFIG_SPI=y
78CONFIG_SPI_ATMEL=y 80CONFIG_SPI_ATMEL=y
79CONFIG_SPI_SPIDEV=y 81CONFIG_SPI_SPIDEV=y
@@ -105,6 +107,7 @@ CONFIG_LEDS_TRIGGERS=y
105CONFIG_LEDS_TRIGGER_TIMER=y 107CONFIG_LEDS_TRIGGER_TIMER=y
106CONFIG_LEDS_TRIGGER_HEARTBEAT=y 108CONFIG_LEDS_TRIGGER_HEARTBEAT=y
107CONFIG_RTC_CLASS=y 109CONFIG_RTC_CLASS=y
110CONFIG_RTC_DRV_RV3029C2=y
108CONFIG_RTC_DRV_AT91SAM9=y 111CONFIG_RTC_DRV_AT91SAM9=y
109CONFIG_EXT2_FS=y 112CONFIG_EXT2_FS=y
110CONFIG_MSDOS_FS=y 113CONFIG_MSDOS_FS=y
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index e55cdcbd81fb..45db05d8d94c 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -20,9 +20,11 @@ config HAVE_AT91_USART5
20 20
21config AT91_SAM9_ALT_RESET 21config AT91_SAM9_ALT_RESET
22 bool 22 bool
23 default !ARCH_AT91X40
23 24
24config AT91_SAM9G45_RESET 25config AT91_SAM9G45_RESET
25 bool 26 bool
27 default !ARCH_AT91X40
26 28
27menu "Atmel AT91 System-on-Chip" 29menu "Atmel AT91 System-on-Chip"
28 30
@@ -45,7 +47,6 @@ config ARCH_AT91SAM9260
45 select HAVE_AT91_USART4 47 select HAVE_AT91_USART4
46 select HAVE_AT91_USART5 48 select HAVE_AT91_USART5
47 select HAVE_NET_MACB 49 select HAVE_NET_MACB
48 select AT91_SAM9_ALT_RESET
49 50
50config ARCH_AT91SAM9261 51config ARCH_AT91SAM9261
51 bool "AT91SAM9261" 52 bool "AT91SAM9261"
@@ -53,7 +54,6 @@ config ARCH_AT91SAM9261
53 select GENERIC_CLOCKEVENTS 54 select GENERIC_CLOCKEVENTS
54 select HAVE_FB_ATMEL 55 select HAVE_FB_ATMEL
55 select HAVE_AT91_DBGU0 56 select HAVE_AT91_DBGU0
56 select AT91_SAM9_ALT_RESET
57 57
58config ARCH_AT91SAM9G10 58config ARCH_AT91SAM9G10
59 bool "AT91SAM9G10" 59 bool "AT91SAM9G10"
@@ -61,7 +61,6 @@ config ARCH_AT91SAM9G10
61 select GENERIC_CLOCKEVENTS 61 select GENERIC_CLOCKEVENTS
62 select HAVE_AT91_DBGU0 62 select HAVE_AT91_DBGU0
63 select HAVE_FB_ATMEL 63 select HAVE_FB_ATMEL
64 select AT91_SAM9_ALT_RESET
65 64
66config ARCH_AT91SAM9263 65config ARCH_AT91SAM9263
67 bool "AT91SAM9263" 66 bool "AT91SAM9263"
@@ -70,7 +69,6 @@ config ARCH_AT91SAM9263
70 select HAVE_FB_ATMEL 69 select HAVE_FB_ATMEL
71 select HAVE_NET_MACB 70 select HAVE_NET_MACB
72 select HAVE_AT91_DBGU1 71 select HAVE_AT91_DBGU1
73 select AT91_SAM9_ALT_RESET
74 72
75config ARCH_AT91SAM9RL 73config ARCH_AT91SAM9RL
76 bool "AT91SAM9RL" 74 bool "AT91SAM9RL"
@@ -79,7 +77,6 @@ config ARCH_AT91SAM9RL
79 select HAVE_AT91_USART3 77 select HAVE_AT91_USART3
80 select HAVE_FB_ATMEL 78 select HAVE_FB_ATMEL
81 select HAVE_AT91_DBGU0 79 select HAVE_AT91_DBGU0
82 select AT91_SAM9_ALT_RESET
83 80
84config ARCH_AT91SAM9G20 81config ARCH_AT91SAM9G20
85 bool "AT91SAM9G20" 82 bool "AT91SAM9G20"
@@ -90,7 +87,6 @@ config ARCH_AT91SAM9G20
90 select HAVE_AT91_USART4 87 select HAVE_AT91_USART4
91 select HAVE_AT91_USART5 88 select HAVE_AT91_USART5
92 select HAVE_NET_MACB 89 select HAVE_NET_MACB
93 select AT91_SAM9_ALT_RESET
94 90
95config ARCH_AT91SAM9G45 91config ARCH_AT91SAM9G45
96 bool "AT91SAM9G45" 92 bool "AT91SAM9G45"
@@ -100,7 +96,6 @@ config ARCH_AT91SAM9G45
100 select HAVE_FB_ATMEL 96 select HAVE_FB_ATMEL
101 select HAVE_NET_MACB 97 select HAVE_NET_MACB
102 select HAVE_AT91_DBGU1 98 select HAVE_AT91_DBGU1
103 select AT91_SAM9G45_RESET
104 99
105config ARCH_AT91SAM9X5 100config ARCH_AT91SAM9X5
106 bool "AT91SAM9x5 family" 101 bool "AT91SAM9x5 family"
@@ -109,7 +104,6 @@ config ARCH_AT91SAM9X5
109 select HAVE_FB_ATMEL 104 select HAVE_FB_ATMEL
110 select HAVE_NET_MACB 105 select HAVE_NET_MACB
111 select HAVE_AT91_DBGU0 106 select HAVE_AT91_DBGU0
112 select AT91_SAM9G45_RESET
113 107
114config ARCH_AT91X40 108config ARCH_AT91X40
115 bool "AT91x40" 109 bool "AT91x40"
diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c
index 14b5a9c9a514..d1e5750a6a04 100644
--- a/arch/arm/mach-at91/at91sam9260.c
+++ b/arch/arm/mach-at91/at91sam9260.c
@@ -216,6 +216,7 @@ static struct clk_lookup periph_clocks_lookups[] = {
216 CLKDEV_CON_DEV_ID("t0_clk", "fffdc000.timer", &tc3_clk), 216 CLKDEV_CON_DEV_ID("t0_clk", "fffdc000.timer", &tc3_clk),
217 CLKDEV_CON_DEV_ID("t1_clk", "fffdc000.timer", &tc4_clk), 217 CLKDEV_CON_DEV_ID("t1_clk", "fffdc000.timer", &tc4_clk),
218 CLKDEV_CON_DEV_ID("t2_clk", "fffdc000.timer", &tc5_clk), 218 CLKDEV_CON_DEV_ID("t2_clk", "fffdc000.timer", &tc5_clk),
219 CLKDEV_CON_DEV_ID("hclk", "500000.ohci", &ohci_clk),
219 /* fake hclk clock */ 220 /* fake hclk clock */
220 CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk), 221 CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &ohci_clk),
221 CLKDEV_CON_ID("pioA", &pioA_clk), 222 CLKDEV_CON_ID("pioA", &pioA_clk),
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 0014573dfe17..df3bceacc86c 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -232,6 +232,8 @@ static struct clk_lookup periph_clocks_lookups[] = {
232 /* more tc lookup table for DT entries */ 232 /* more tc lookup table for DT entries */
233 CLKDEV_CON_DEV_ID("t0_clk", "fff7c000.timer", &tcb0_clk), 233 CLKDEV_CON_DEV_ID("t0_clk", "fff7c000.timer", &tcb0_clk),
234 CLKDEV_CON_DEV_ID("t0_clk", "fffd4000.timer", &tcb0_clk), 234 CLKDEV_CON_DEV_ID("t0_clk", "fffd4000.timer", &tcb0_clk),
235 CLKDEV_CON_DEV_ID("hclk", "700000.ohci", &uhphs_clk),
236 CLKDEV_CON_DEV_ID("ehci_clk", "800000.ehci", &uhphs_clk),
235 /* fake hclk clock */ 237 /* fake hclk clock */
236 CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &uhphs_clk), 238 CLKDEV_CON_DEV_ID("hclk", "at91_ohci", &uhphs_clk),
237 CLKDEV_CON_ID("pioA", &pioA_clk), 239 CLKDEV_CON_ID("pioA", &pioA_clk),
diff --git a/arch/arm/mach-at91/at91sam9x5.c b/arch/arm/mach-at91/at91sam9x5.c
index a34d96afa746..b6831eeb7b76 100644
--- a/arch/arm/mach-at91/at91sam9x5.c
+++ b/arch/arm/mach-at91/at91sam9x5.c
@@ -131,7 +131,7 @@ static struct clk dma1_clk = {
131 .type = CLK_TYPE_PERIPHERAL, 131 .type = CLK_TYPE_PERIPHERAL,
132}; 132};
133static struct clk uhphs_clk = { 133static struct clk uhphs_clk = {
134 .name = "uhphs_clk", 134 .name = "uhphs",
135 .pmc_mask = 1 << AT91SAM9X5_ID_UHPHS, 135 .pmc_mask = 1 << AT91SAM9X5_ID_UHPHS,
136 .type = CLK_TYPE_PERIPHERAL, 136 .type = CLK_TYPE_PERIPHERAL,
137}; 137};
@@ -230,6 +230,9 @@ static struct clk_lookup periph_clocks_lookups[] = {
230 /* additional fake clock for macb_hclk */ 230 /* additional fake clock for macb_hclk */
231 CLKDEV_CON_DEV_ID("hclk", "f802c000.ethernet", &macb0_clk), 231 CLKDEV_CON_DEV_ID("hclk", "f802c000.ethernet", &macb0_clk),
232 CLKDEV_CON_DEV_ID("hclk", "f8030000.ethernet", &macb1_clk), 232 CLKDEV_CON_DEV_ID("hclk", "f8030000.ethernet", &macb1_clk),
233 CLKDEV_CON_DEV_ID("hclk", "600000.ohci", &uhphs_clk),
234 CLKDEV_CON_DEV_ID("ohci_clk", "600000.ohci", &uhphs_clk),
235 CLKDEV_CON_DEV_ID("ehci_clk", "700000.ehci", &uhphs_clk),
233}; 236};
234 237
235/* 238/*
@@ -299,14 +302,8 @@ static void __init at91sam9x5_map_io(void)
299 at91_init_sram(0, AT91SAM9X5_SRAM_BASE, AT91SAM9X5_SRAM_SIZE); 302 at91_init_sram(0, AT91SAM9X5_SRAM_BASE, AT91SAM9X5_SRAM_SIZE);
300} 303}
301 304
302static void __init at91sam9x5_ioremap_registers(void)
303{
304 at91_ioremap_ramc(0, AT91SAM9X5_BASE_DDRSDRC0, 512);
305}
306
307void __init at91sam9x5_initialize(void) 305void __init at91sam9x5_initialize(void)
308{ 306{
309 arm_pm_restart = at91sam9g45_restart;
310 at91_extern_irq = (1 << AT91SAM9X5_ID_IRQ0); 307 at91_extern_irq = (1 << AT91SAM9X5_ID_IRQ0);
311 308
312 /* Register GPIO subsystem (using DT) */ 309 /* Register GPIO subsystem (using DT) */
@@ -314,11 +311,6 @@ void __init at91sam9x5_initialize(void)
314} 311}
315 312
316/* -------------------------------------------------------------------- 313/* --------------------------------------------------------------------
317 * AT91SAM9x5 devices (temporary before modification of code)
318 * -------------------------------------------------------------------- */
319void __init at91_add_device_nand(struct atmel_nand_data *data) {}
320
321/* --------------------------------------------------------------------
322 * Interrupt initialization 314 * Interrupt initialization
323 * -------------------------------------------------------------------- */ 315 * -------------------------------------------------------------------- */
324/* 316/*
@@ -362,7 +354,6 @@ static unsigned int at91sam9x5_default_irq_priority[NR_AIC_IRQS] __initdata = {
362struct at91_init_soc __initdata at91sam9x5_soc = { 354struct at91_init_soc __initdata at91sam9x5_soc = {
363 .map_io = at91sam9x5_map_io, 355 .map_io = at91sam9x5_map_io,
364 .default_irq_priority = at91sam9x5_default_irq_priority, 356 .default_irq_priority = at91sam9x5_default_irq_priority,
365 .ioremap_registers = at91sam9x5_ioremap_registers,
366 .register_clocks = at91sam9x5_register_clocks, 357 .register_clocks = at91sam9x5_register_clocks,
367 .init = at91sam9x5_initialize, 358 .init = at91sam9x5_initialize,
368}; 359};
diff --git a/arch/arm/mach-at91/board-afeb-9260v1.c b/arch/arm/mach-at91/board-afeb-9260v1.c
index 3bb40694b02d..161efbaa1029 100644
--- a/arch/arm/mach-at91/board-afeb-9260v1.c
+++ b/arch/arm/mach-at91/board-afeb-9260v1.c
@@ -138,6 +138,7 @@ static struct atmel_nand_data __initdata afeb9260_nand_data = {
138 .rdy_pin = AT91_PIN_PC13, 138 .rdy_pin = AT91_PIN_PC13,
139 .enable_pin = AT91_PIN_PC14, 139 .enable_pin = AT91_PIN_PC14,
140 .bus_width_16 = 0, 140 .bus_width_16 = 0,
141 .ecc_mode = NAND_ECC_SOFT,
141 .parts = afeb9260_nand_partition, 142 .parts = afeb9260_nand_partition,
142 .num_parts = ARRAY_SIZE(afeb9260_nand_partition), 143 .num_parts = ARRAY_SIZE(afeb9260_nand_partition),
143 .det_pin = -EINVAL, 144 .det_pin = -EINVAL,
diff --git a/arch/arm/mach-at91/board-cam60.c b/arch/arm/mach-at91/board-cam60.c
index 8510e9e54988..c6d44ee0c77e 100644
--- a/arch/arm/mach-at91/board-cam60.c
+++ b/arch/arm/mach-at91/board-cam60.c
@@ -140,6 +140,7 @@ static struct atmel_nand_data __initdata cam60_nand_data = {
140 .det_pin = -EINVAL, 140 .det_pin = -EINVAL,
141 .rdy_pin = AT91_PIN_PA9, 141 .rdy_pin = AT91_PIN_PA9,
142 .enable_pin = AT91_PIN_PA7, 142 .enable_pin = AT91_PIN_PA7,
143 .ecc_mode = NAND_ECC_SOFT,
143 .parts = cam60_nand_partition, 144 .parts = cam60_nand_partition,
144 .num_parts = ARRAY_SIZE(cam60_nand_partition), 145 .num_parts = ARRAY_SIZE(cam60_nand_partition),
145}; 146};
diff --git a/arch/arm/mach-at91/board-cpu9krea.c b/arch/arm/mach-at91/board-cpu9krea.c
index 989e1c5a9ca0..5f3680e7c883 100644
--- a/arch/arm/mach-at91/board-cpu9krea.c
+++ b/arch/arm/mach-at91/board-cpu9krea.c
@@ -117,6 +117,7 @@ static struct atmel_nand_data __initdata cpu9krea_nand_data = {
117 .enable_pin = AT91_PIN_PC14, 117 .enable_pin = AT91_PIN_PC14,
118 .bus_width_16 = 0, 118 .bus_width_16 = 0,
119 .det_pin = -EINVAL, 119 .det_pin = -EINVAL,
120 .ecc_mode = NAND_ECC_SOFT,
120}; 121};
121 122
122#ifdef CONFIG_MACH_CPU9260 123#ifdef CONFIG_MACH_CPU9260
diff --git a/arch/arm/mach-at91/board-dt.c b/arch/arm/mach-at91/board-dt.c
index 583b72472ad9..c18d4d307801 100644
--- a/arch/arm/mach-at91/board-dt.c
+++ b/arch/arm/mach-at91/board-dt.c
@@ -19,10 +19,7 @@
19#include <linux/of_irq.h> 19#include <linux/of_irq.h>
20#include <linux/of_platform.h> 20#include <linux/of_platform.h>
21 21
22#include <mach/hardware.h>
23#include <mach/board.h> 22#include <mach/board.h>
24#include <mach/system_rev.h>
25#include <mach/at91sam9_smc.h>
26 23
27#include <asm/setup.h> 24#include <asm/setup.h>
28#include <asm/irq.h> 25#include <asm/irq.h>
@@ -30,58 +27,9 @@
30#include <asm/mach/map.h> 27#include <asm/mach/map.h>
31#include <asm/mach/irq.h> 28#include <asm/mach/irq.h>
32 29
33#include "sam9_smc.h"
34#include "generic.h" 30#include "generic.h"
35 31
36 32
37static void __init ek_init_early(void)
38{
39 /* Initialize processor: 12.000 MHz crystal */
40 at91_initialize(12000000);
41}
42
43/* det_pin is not connected */
44static struct atmel_nand_data __initdata ek_nand_data = {
45 .ale = 21,
46 .cle = 22,
47 .det_pin = -EINVAL,
48 .rdy_pin = AT91_PIN_PC8,
49 .enable_pin = AT91_PIN_PC14,
50};
51
52static struct sam9_smc_config __initdata ek_nand_smc_config = {
53 .ncs_read_setup = 0,
54 .nrd_setup = 2,
55 .ncs_write_setup = 0,
56 .nwe_setup = 2,
57
58 .ncs_read_pulse = 4,
59 .nrd_pulse = 4,
60 .ncs_write_pulse = 4,
61 .nwe_pulse = 4,
62
63 .read_cycle = 7,
64 .write_cycle = 7,
65
66 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
67 .tdf_cycles = 3,
68};
69
70static void __init ek_add_device_nand(void)
71{
72 ek_nand_data.bus_width_16 = board_have_nand_16bit();
73 /* setup bus-width (8 or 16) */
74 if (ek_nand_data.bus_width_16)
75 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
76 else
77 ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
78
79 /* configure chip-select 3 (NAND) */
80 sam9_smc_configure(0, 3, &ek_nand_smc_config);
81
82 at91_add_device_nand(&ek_nand_data);
83}
84
85static const struct of_device_id irq_of_match[] __initconst = { 33static const struct of_device_id irq_of_match[] __initconst = {
86 34
87 { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init }, 35 { .compatible = "atmel,at91rm9200-aic", .data = at91_aic_of_init },
@@ -98,9 +46,6 @@ static void __init at91_dt_init_irq(void)
98static void __init at91_dt_device_init(void) 46static void __init at91_dt_device_init(void)
99{ 47{
100 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); 48 of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
101
102 /* NAND */
103 ek_add_device_nand();
104} 49}
105 50
106static const char *at91_dt_board_compat[] __initdata = { 51static const char *at91_dt_board_compat[] __initdata = {
@@ -114,7 +59,7 @@ DT_MACHINE_START(at91sam_dt, "Atmel AT91SAM (Device Tree)")
114 /* Maintainer: Atmel */ 59 /* Maintainer: Atmel */
115 .timer = &at91sam926x_timer, 60 .timer = &at91sam926x_timer,
116 .map_io = at91_map_io, 61 .map_io = at91_map_io,
117 .init_early = ek_init_early, 62 .init_early = at91_dt_initialize,
118 .init_irq = at91_dt_init_irq, 63 .init_irq = at91_dt_init_irq,
119 .init_machine = at91_dt_device_init, 64 .init_machine = at91_dt_device_init,
120 .dt_compat = at91_dt_board_compat, 65 .dt_compat = at91_dt_board_compat,
diff --git a/arch/arm/mach-at91/board-kb9202.c b/arch/arm/mach-at91/board-kb9202.c
index bb9914582013..59b92aab9bcf 100644
--- a/arch/arm/mach-at91/board-kb9202.c
+++ b/arch/arm/mach-at91/board-kb9202.c
@@ -108,6 +108,7 @@ static struct atmel_nand_data __initdata kb9202_nand_data = {
108 .det_pin = -EINVAL, 108 .det_pin = -EINVAL,
109 .rdy_pin = AT91_PIN_PC29, 109 .rdy_pin = AT91_PIN_PC29,
110 .enable_pin = AT91_PIN_PC28, 110 .enable_pin = AT91_PIN_PC28,
111 .ecc_mode = NAND_ECC_SOFT,
111 .parts = kb9202_nand_partition, 112 .parts = kb9202_nand_partition,
112 .num_parts = ARRAY_SIZE(kb9202_nand_partition), 113 .num_parts = ARRAY_SIZE(kb9202_nand_partition),
113}; 114};
diff --git a/arch/arm/mach-at91/board-neocore926.c b/arch/arm/mach-at91/board-neocore926.c
index 3f8617c0e04e..57d5f6a4726a 100644
--- a/arch/arm/mach-at91/board-neocore926.c
+++ b/arch/arm/mach-at91/board-neocore926.c
@@ -190,6 +190,7 @@ static struct atmel_nand_data __initdata neocore926_nand_data = {
190 .rdy_pin = AT91_PIN_PB19, 190 .rdy_pin = AT91_PIN_PB19,
191 .rdy_pin_active_low = 1, 191 .rdy_pin_active_low = 1,
192 .enable_pin = AT91_PIN_PD15, 192 .enable_pin = AT91_PIN_PD15,
193 .ecc_mode = NAND_ECC_SOFT,
193 .parts = neocore926_nand_partition, 194 .parts = neocore926_nand_partition,
194 .num_parts = ARRAY_SIZE(neocore926_nand_partition), 195 .num_parts = ARRAY_SIZE(neocore926_nand_partition),
195 .det_pin = -EINVAL, 196 .det_pin = -EINVAL,
diff --git a/arch/arm/mach-at91/board-qil-a9260.c b/arch/arm/mach-at91/board-qil-a9260.c
index e029d220cb84..b6ed5ed7081a 100644
--- a/arch/arm/mach-at91/board-qil-a9260.c
+++ b/arch/arm/mach-at91/board-qil-a9260.c
@@ -138,6 +138,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
138 .det_pin = -EINVAL, 138 .det_pin = -EINVAL,
139 .rdy_pin = AT91_PIN_PC13, 139 .rdy_pin = AT91_PIN_PC13,
140 .enable_pin = AT91_PIN_PC14, 140 .enable_pin = AT91_PIN_PC14,
141 .ecc_mode = NAND_ECC_SOFT,
142 .on_flash_bbt = 1,
141 .parts = ek_nand_partition, 143 .parts = ek_nand_partition,
142 .num_parts = ARRAY_SIZE(ek_nand_partition), 144 .num_parts = ARRAY_SIZE(ek_nand_partition),
143}; 145};
diff --git a/arch/arm/mach-at91/board-rm9200dk.c b/arch/arm/mach-at91/board-rm9200dk.c
index 9083df04e7ed..01332aa538b2 100644
--- a/arch/arm/mach-at91/board-rm9200dk.c
+++ b/arch/arm/mach-at91/board-rm9200dk.c
@@ -150,6 +150,8 @@ static struct atmel_nand_data __initdata dk_nand_data = {
150 .det_pin = AT91_PIN_PB1, 150 .det_pin = AT91_PIN_PB1,
151 .rdy_pin = AT91_PIN_PC2, 151 .rdy_pin = AT91_PIN_PC2,
152 .enable_pin = -EINVAL, 152 .enable_pin = -EINVAL,
153 .ecc_mode = NAND_ECC_SOFT,
154 .on_flash_bbt = 1,
153 .parts = dk_nand_partition, 155 .parts = dk_nand_partition,
154 .num_parts = ARRAY_SIZE(dk_nand_partition), 156 .num_parts = ARRAY_SIZE(dk_nand_partition),
155}; 157};
diff --git a/arch/arm/mach-at91/board-sam9-l9260.c b/arch/arm/mach-at91/board-sam9-l9260.c
index 84bce587735f..e8b116b6cba6 100644
--- a/arch/arm/mach-at91/board-sam9-l9260.c
+++ b/arch/arm/mach-at91/board-sam9-l9260.c
@@ -139,6 +139,7 @@ static struct atmel_nand_data __initdata ek_nand_data = {
139 .det_pin = -EINVAL, 139 .det_pin = -EINVAL,
140 .rdy_pin = AT91_PIN_PC13, 140 .rdy_pin = AT91_PIN_PC13,
141 .enable_pin = AT91_PIN_PC14, 141 .enable_pin = AT91_PIN_PC14,
142 .ecc_mode = NAND_ECC_SOFT,
142 .parts = ek_nand_partition, 143 .parts = ek_nand_partition,
143 .num_parts = ARRAY_SIZE(ek_nand_partition), 144 .num_parts = ARRAY_SIZE(ek_nand_partition),
144}; 145};
diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c
index be8233bcabdc..d5aec55b0eb4 100644
--- a/arch/arm/mach-at91/board-sam9260ek.c
+++ b/arch/arm/mach-at91/board-sam9260ek.c
@@ -181,6 +181,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
181 .det_pin = -EINVAL, 181 .det_pin = -EINVAL,
182 .rdy_pin = AT91_PIN_PC13, 182 .rdy_pin = AT91_PIN_PC13,
183 .enable_pin = AT91_PIN_PC14, 183 .enable_pin = AT91_PIN_PC14,
184 .ecc_mode = NAND_ECC_SOFT,
185 .on_flash_bbt = 1,
184 .parts = ek_nand_partition, 186 .parts = ek_nand_partition,
185 .num_parts = ARRAY_SIZE(ek_nand_partition), 187 .num_parts = ARRAY_SIZE(ek_nand_partition),
186}; 188};
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index 40895072a1a7..c3f994462864 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -187,6 +187,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
187 .det_pin = -EINVAL, 187 .det_pin = -EINVAL,
188 .rdy_pin = AT91_PIN_PC15, 188 .rdy_pin = AT91_PIN_PC15,
189 .enable_pin = AT91_PIN_PC14, 189 .enable_pin = AT91_PIN_PC14,
190 .ecc_mode = NAND_ECC_SOFT,
191 .on_flash_bbt = 1,
190 .parts = ek_nand_partition, 192 .parts = ek_nand_partition,
191 .num_parts = ARRAY_SIZE(ek_nand_partition), 193 .num_parts = ARRAY_SIZE(ek_nand_partition),
192}; 194};
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 29f66052fe63..66f0ddf4b2ae 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -187,6 +187,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
187 .det_pin = -EINVAL, 187 .det_pin = -EINVAL,
188 .rdy_pin = AT91_PIN_PA22, 188 .rdy_pin = AT91_PIN_PA22,
189 .enable_pin = AT91_PIN_PD15, 189 .enable_pin = AT91_PIN_PD15,
190 .ecc_mode = NAND_ECC_SOFT,
191 .on_flash_bbt = 1,
190 .parts = ek_nand_partition, 192 .parts = ek_nand_partition,
191 .num_parts = ARRAY_SIZE(ek_nand_partition), 193 .num_parts = ARRAY_SIZE(ek_nand_partition),
192}; 194};
diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c
index 843d6286c6f4..8923ec9f5831 100644
--- a/arch/arm/mach-at91/board-sam9g20ek.c
+++ b/arch/arm/mach-at91/board-sam9g20ek.c
@@ -166,6 +166,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
166 .rdy_pin = AT91_PIN_PC13, 166 .rdy_pin = AT91_PIN_PC13,
167 .enable_pin = AT91_PIN_PC14, 167 .enable_pin = AT91_PIN_PC14,
168 .det_pin = -EINVAL, 168 .det_pin = -EINVAL,
169 .ecc_mode = NAND_ECC_SOFT,
170 .on_flash_bbt = 1,
169 .parts = ek_nand_partition, 171 .parts = ek_nand_partition,
170 .num_parts = ARRAY_SIZE(ek_nand_partition), 172 .num_parts = ARRAY_SIZE(ek_nand_partition),
171}; 173};
diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c
index 57497e2b8878..e1bea73e6b30 100644
--- a/arch/arm/mach-at91/board-sam9m10g45ek.c
+++ b/arch/arm/mach-at91/board-sam9m10g45ek.c
@@ -148,6 +148,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
148 .rdy_pin = AT91_PIN_PC8, 148 .rdy_pin = AT91_PIN_PC8,
149 .enable_pin = AT91_PIN_PC14, 149 .enable_pin = AT91_PIN_PC14,
150 .det_pin = -EINVAL, 150 .det_pin = -EINVAL,
151 .ecc_mode = NAND_ECC_SOFT,
152 .on_flash_bbt = 1,
151 .parts = ek_nand_partition, 153 .parts = ek_nand_partition,
152 .num_parts = ARRAY_SIZE(ek_nand_partition), 154 .num_parts = ARRAY_SIZE(ek_nand_partition),
153}; 155};
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c
index c1366d0032bf..b109ce2ba864 100644
--- a/arch/arm/mach-at91/board-sam9rlek.c
+++ b/arch/arm/mach-at91/board-sam9rlek.c
@@ -94,6 +94,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
94 .det_pin = -EINVAL, 94 .det_pin = -EINVAL,
95 .rdy_pin = AT91_PIN_PD17, 95 .rdy_pin = AT91_PIN_PD17,
96 .enable_pin = AT91_PIN_PB6, 96 .enable_pin = AT91_PIN_PB6,
97 .ecc_mode = NAND_ECC_SOFT,
98 .on_flash_bbt = 1,
97 .parts = ek_nand_partition, 99 .parts = ek_nand_partition,
98 .num_parts = ARRAY_SIZE(ek_nand_partition), 100 .num_parts = ARRAY_SIZE(ek_nand_partition),
99}; 101};
diff --git a/arch/arm/mach-at91/board-snapper9260.c b/arch/arm/mach-at91/board-snapper9260.c
index 3c2e3fcc310c..ebc9d01ce742 100644
--- a/arch/arm/mach-at91/board-snapper9260.c
+++ b/arch/arm/mach-at91/board-snapper9260.c
@@ -110,6 +110,7 @@ static struct atmel_nand_data __initdata snapper9260_nand_data = {
110 .bus_width_16 = 0, 110 .bus_width_16 = 0,
111 .enable_pin = -EINVAL, 111 .enable_pin = -EINVAL,
112 .det_pin = -EINVAL, 112 .det_pin = -EINVAL,
113 .ecc_mode = NAND_ECC_SOFT,
113}; 114};
114 115
115static struct sam9_smc_config __initdata snapper9260_nand_smc_config = { 116static struct sam9_smc_config __initdata snapper9260_nand_smc_config = {
diff --git a/arch/arm/mach-at91/board-stamp9g20.c b/arch/arm/mach-at91/board-stamp9g20.c
index 72eb3b4d9ab6..7640049410a0 100644
--- a/arch/arm/mach-at91/board-stamp9g20.c
+++ b/arch/arm/mach-at91/board-stamp9g20.c
@@ -86,6 +86,7 @@ static struct atmel_nand_data __initdata nand_data = {
86 .enable_pin = AT91_PIN_PC14, 86 .enable_pin = AT91_PIN_PC14,
87 .bus_width_16 = 0, 87 .bus_width_16 = 0,
88 .det_pin = -EINVAL, 88 .det_pin = -EINVAL,
89 .ecc_mode = NAND_ECC_SOFT,
89}; 90};
90 91
91static struct sam9_smc_config __initdata nand_smc_config = { 92static struct sam9_smc_config __initdata nand_smc_config = {
diff --git a/arch/arm/mach-at91/board-usb-a926x.c b/arch/arm/mach-at91/board-usb-a926x.c
index 26c36fc2d1e5..b7483a3d0980 100644
--- a/arch/arm/mach-at91/board-usb-a926x.c
+++ b/arch/arm/mach-at91/board-usb-a926x.c
@@ -198,6 +198,8 @@ static struct atmel_nand_data __initdata ek_nand_data = {
198 .det_pin = -EINVAL, 198 .det_pin = -EINVAL,
199 .rdy_pin = AT91_PIN_PA22, 199 .rdy_pin = AT91_PIN_PA22,
200 .enable_pin = AT91_PIN_PD15, 200 .enable_pin = AT91_PIN_PD15,
201 .ecc_mode = NAND_ECC_SOFT,
202 .on_flash_bbt = 1,
201 .parts = ek_nand_partition, 203 .parts = ek_nand_partition,
202 .num_parts = ARRAY_SIZE(ek_nand_partition), 204 .num_parts = ARRAY_SIZE(ek_nand_partition),
203}; 205};
diff --git a/arch/arm/mach-at91/board-yl-9200.c b/arch/arm/mach-at91/board-yl-9200.c
index 52f460768f71..38dd279d30b2 100644
--- a/arch/arm/mach-at91/board-yl-9200.c
+++ b/arch/arm/mach-at91/board-yl-9200.c
@@ -182,6 +182,7 @@ static struct atmel_nand_data __initdata yl9200_nand_data = {
182 .det_pin = -EINVAL, 182 .det_pin = -EINVAL,
183 .rdy_pin = AT91_PIN_PC14, /* R/!B (Sheet10) */ 183 .rdy_pin = AT91_PIN_PC14, /* R/!B (Sheet10) */
184 .enable_pin = AT91_PIN_PC15, /* !CE (Sheet10) */ 184 .enable_pin = AT91_PIN_PC15, /* !CE (Sheet10) */
185 .ecc_mode = NAND_ECC_SOFT,
185 .parts = yl9200_nand_partition, 186 .parts = yl9200_nand_partition,
186 .num_parts = ARRAY_SIZE(yl9200_nand_partition), 187 .num_parts = ARRAY_SIZE(yl9200_nand_partition),
187}; 188};
diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index be51ca7f694d..a0f4d7424cdc 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/arch/arm/mach-at91/clock.c
@@ -23,6 +23,7 @@
23#include <linux/delay.h> 23#include <linux/delay.h>
24#include <linux/clk.h> 24#include <linux/clk.h>
25#include <linux/io.h> 25#include <linux/io.h>
26#include <linux/of_address.h>
26 27
27#include <mach/hardware.h> 28#include <mach/hardware.h>
28#include <mach/at91_pmc.h> 29#include <mach/at91_pmc.h>
@@ -671,16 +672,12 @@ static void __init at91_upll_usbfs_clock_init(unsigned long main_clock)
671 uhpck.rate_hz /= 1 + ((at91_pmc_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8); 672 uhpck.rate_hz /= 1 + ((at91_pmc_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8);
672} 673}
673 674
674int __init at91_clock_init(unsigned long main_clock) 675static int __init at91_pmc_init(unsigned long main_clock)
675{ 676{
676 unsigned tmp, freq, mckr; 677 unsigned tmp, freq, mckr;
677 int i; 678 int i;
678 int pll_overclock = false; 679 int pll_overclock = false;
679 680
680 at91_pmc_base = ioremap(AT91_PMC, 256);
681 if (!at91_pmc_base)
682 panic("Impossible to ioremap AT91_PMC 0x%x\n", AT91_PMC);
683
684 /* 681 /*
685 * When the bootloader initialized the main oscillator correctly, 682 * When the bootloader initialized the main oscillator correctly,
686 * there's no problem using the cycle counter. But if it didn't, 683 * there's no problem using the cycle counter. But if it didn't,
@@ -802,6 +799,55 @@ int __init at91_clock_init(unsigned long main_clock)
802 return 0; 799 return 0;
803} 800}
804 801
802#if defined(CONFIG_OF)
803static struct of_device_id pmc_ids[] = {
804 { .compatible = "atmel,at91rm9200-pmc" },
805 { /*sentinel*/ }
806};
807
808static struct of_device_id osc_ids[] = {
809 { .compatible = "atmel,osc" },
810 { /*sentinel*/ }
811};
812
813int __init at91_dt_clock_init(void)
814{
815 struct device_node *np;
816 u32 main_clock = 0;
817
818 np = of_find_matching_node(NULL, pmc_ids);
819 if (!np)
820 panic("unable to find compatible pmc node in dtb\n");
821
822 at91_pmc_base = of_iomap(np, 0);
823 if (!at91_pmc_base)
824 panic("unable to map pmc cpu registers\n");
825
826 of_node_put(np);
827
828 /* retrieve the freqency of fixed clocks from device tree */
829 np = of_find_matching_node(NULL, osc_ids);
830 if (np) {
831 u32 rate;
832 if (!of_property_read_u32(np, "clock-frequency", &rate))
833 main_clock = rate;
834 }
835
836 of_node_put(np);
837
838 return at91_pmc_init(main_clock);
839}
840#endif
841
842int __init at91_clock_init(unsigned long main_clock)
843{
844 at91_pmc_base = ioremap(AT91_PMC, 256);
845 if (!at91_pmc_base)
846 panic("Impossible to ioremap AT91_PMC 0x%x\n", AT91_PMC);
847
848 return at91_pmc_init(main_clock);
849}
850
805/* 851/*
806 * Several unused clocks may be active. Turn them off. 852 * Several unused clocks may be active. Turn them off.
807 */ 853 */
diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h
index 459f01a4a546..dd9b346c451d 100644
--- a/arch/arm/mach-at91/generic.h
+++ b/arch/arm/mach-at91/generic.h
@@ -20,6 +20,7 @@ extern void __init at91_init_sram(int bank, unsigned long base,
20extern void __init at91rm9200_set_type(int type); 20extern void __init at91rm9200_set_type(int type);
21extern void __init at91_initialize(unsigned long main_clock); 21extern void __init at91_initialize(unsigned long main_clock);
22extern void __init at91x40_initialize(unsigned long main_clock); 22extern void __init at91x40_initialize(unsigned long main_clock);
23extern void __init at91_dt_initialize(void);
23 24
24 /* Interrupts */ 25 /* Interrupts */
25extern void __init at91_init_irq_default(void); 26extern void __init at91_init_irq_default(void);
@@ -52,6 +53,7 @@ extern void __init at91sam9rl_set_console_clock(int id);
52extern void __init at91sam9g45_set_console_clock(int id); 53extern void __init at91sam9g45_set_console_clock(int id);
53#ifdef CONFIG_AT91_PMC_UNIT 54#ifdef CONFIG_AT91_PMC_UNIT
54extern int __init at91_clock_init(unsigned long main_clock); 55extern int __init at91_clock_init(unsigned long main_clock);
56extern int __init at91_dt_clock_init(void);
55#else 57#else
56static int inline at91_clock_init(unsigned long main_clock) { return 0; } 58static int inline at91_clock_init(unsigned long main_clock) { return 0; }
57#endif 59#endif
diff --git a/arch/arm/mach-at91/include/mach/at91_shdwc.h b/arch/arm/mach-at91/include/mach/at91_shdwc.h
index 1d4fe822c77a..60478ea8bd46 100644
--- a/arch/arm/mach-at91/include/mach/at91_shdwc.h
+++ b/arch/arm/mach-at91/include/mach/at91_shdwc.h
@@ -36,9 +36,11 @@ extern void __iomem *at91_shdwc_base;
36#define AT91_SHDW_WKMODE0_HIGH 1 36#define AT91_SHDW_WKMODE0_HIGH 1
37#define AT91_SHDW_WKMODE0_LOW 2 37#define AT91_SHDW_WKMODE0_LOW 2
38#define AT91_SHDW_WKMODE0_ANYLEVEL 3 38#define AT91_SHDW_WKMODE0_ANYLEVEL 3
39#define AT91_SHDW_CPTWK0 (0xf << 4) /* Counter On Wake Up 0 */ 39#define AT91_SHDW_CPTWK0_MAX 0xf /* Maximum Counter On Wake Up 0 */
40#define AT91_SHDW_CPTWK0 (AT91_SHDW_CPTWK0_MAX << 4) /* Counter On Wake Up 0 */
40#define AT91_SHDW_CPTWK0_(x) ((x) << 4) 41#define AT91_SHDW_CPTWK0_(x) ((x) << 4)
41#define AT91_SHDW_RTTWKEN (1 << 16) /* Real Time Timer Wake-up Enable */ 42#define AT91_SHDW_RTTWKEN (1 << 16) /* Real Time Timer Wake-up Enable */
43#define AT91_SHDW_RTCWKEN (1 << 17) /* Real Time Clock Wake-up Enable */
42 44
43#define AT91_SHDW_SR 0x08 /* Shut Down Status Register */ 45#define AT91_SHDW_SR 0x08 /* Shut Down Status Register */
44#define AT91_SHDW_WAKEUP0 (1 << 0) /* Wake-up 0 Status */ 46#define AT91_SHDW_WAKEUP0 (1 << 0) /* Wake-up 0 Status */
diff --git a/arch/arm/mach-at91/include/mach/at91sam9x5.h b/arch/arm/mach-at91/include/mach/at91sam9x5.h
index a297a77d88e2..88e43d534cdf 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9x5.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9x5.h
@@ -55,11 +55,6 @@
55#define AT91SAM9X5_BASE_USART2 0xf8024000 55#define AT91SAM9X5_BASE_USART2 0xf8024000
56 56
57/* 57/*
58 * System Peripherals
59 */
60#define AT91SAM9X5_BASE_DDRSDRC0 0xffffe800
61
62/*
63 * Base addresses for early serial code (uncompress.h) 58 * Base addresses for early serial code (uncompress.h)
64 */ 59 */
65#define AT91_DBGU AT91_BASE_DBGU0 60#define AT91_DBGU AT91_BASE_DBGU0
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index dc8d6d4f17cf..544a5d5ce416 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -41,6 +41,7 @@
41#include <sound/atmel-ac97c.h> 41#include <sound/atmel-ac97c.h>
42#include <linux/serial.h> 42#include <linux/serial.h>
43#include <linux/platform_data/macb.h> 43#include <linux/platform_data/macb.h>
44#include <linux/platform_data/atmel.h>
44 45
45 /* USB Device */ 46 /* USB Device */
46struct at91_udc_data { 47struct at91_udc_data {
@@ -98,20 +99,6 @@ extern void __init at91_add_device_usbh(struct at91_usbh_data *data);
98extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data); 99extern void __init at91_add_device_usbh_ohci(struct at91_usbh_data *data);
99extern void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data); 100extern void __init at91_add_device_usbh_ehci(struct at91_usbh_data *data);
100 101
101 /* NAND / SmartMedia */
102struct atmel_nand_data {
103 int enable_pin; /* chip enable */
104 int det_pin; /* card detect */
105 int rdy_pin; /* ready/busy */
106 u8 rdy_pin_active_low; /* rdy_pin value is inverted */
107 u8 ale; /* address line number connected to ALE */
108 u8 cle; /* address line number connected to CLE */
109 u8 bus_width_16; /* buswidth is 16 bit */
110 u8 correction_cap; /* PMECC correction capability */
111 u16 sector_size; /* Sector size for PMECC */
112 struct mtd_partition *parts;
113 unsigned int num_parts;
114};
115extern void __init at91_add_device_nand(struct atmel_nand_data *data); 102extern void __init at91_add_device_nand(struct atmel_nand_data *data);
116 103
117 /* I2C*/ 104 /* I2C*/
diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
index 6c9d5e69ac28..f630250c6b87 100644
--- a/arch/arm/mach-at91/pm.c
+++ b/arch/arm/mach-at91/pm.c
@@ -197,19 +197,6 @@ extern void at91_slow_clock(void __iomem *pmc, void __iomem *ramc0,
197extern u32 at91_slow_clock_sz; 197extern u32 at91_slow_clock_sz;
198#endif 198#endif
199 199
200void __iomem *at91_ramc_base[2];
201
202void __init at91_ioremap_ramc(int id, u32 addr, u32 size)
203{
204 if (id < 0 || id > 1) {
205 pr_emerg("Wrong RAM controller id (%d), cannot continue\n", id);
206 BUG();
207 }
208 at91_ramc_base[id] = ioremap(addr, size);
209 if (!at91_ramc_base[id])
210 panic("Impossible to ioremap ramc.%d 0x%x\n", id, addr);
211}
212
213static int at91_pm_enter(suspend_state_t state) 200static int at91_pm_enter(suspend_state_t state)
214{ 201{
215 at91_gpio_suspend(); 202 at91_gpio_suspend();
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index 372396c2ecb6..1083739e3065 100644
--- a/arch/arm/mach-at91/setup.c
+++ b/arch/arm/mach-at91/setup.c
@@ -9,6 +9,7 @@
9#include <linux/io.h> 9#include <linux/io.h>
10#include <linux/mm.h> 10#include <linux/mm.h>
11#include <linux/pm.h> 11#include <linux/pm.h>
12#include <linux/of_address.h>
12 13
13#include <asm/mach/map.h> 14#include <asm/mach/map.h>
14 15
@@ -51,6 +52,19 @@ void __init at91_init_interrupts(unsigned int *priority)
51 at91_gpio_irq_setup(); 52 at91_gpio_irq_setup();
52} 53}
53 54
55void __iomem *at91_ramc_base[2];
56
57void __init at91_ioremap_ramc(int id, u32 addr, u32 size)
58{
59 if (id < 0 || id > 1) {
60 pr_emerg("Wrong RAM controller id (%d), cannot continue\n", id);
61 BUG();
62 }
63 at91_ramc_base[id] = ioremap(addr, size);
64 if (!at91_ramc_base[id])
65 panic("Impossible to ioremap ramc.%d 0x%x\n", id, addr);
66}
67
54static struct map_desc sram_desc[2] __initdata; 68static struct map_desc sram_desc[2] __initdata;
55 69
56void __init at91_init_sram(int bank, unsigned long base, unsigned int length) 70void __init at91_init_sram(int bank, unsigned long base, unsigned int length)
@@ -285,6 +299,150 @@ void __init at91_ioremap_matrix(u32 base_addr)
285 panic("Impossible to ioremap at91_matrix_base\n"); 299 panic("Impossible to ioremap at91_matrix_base\n");
286} 300}
287 301
302#if defined(CONFIG_OF)
303static struct of_device_id rstc_ids[] = {
304 { .compatible = "atmel,at91sam9260-rstc", .data = at91sam9_alt_restart },
305 { .compatible = "atmel,at91sam9g45-rstc", .data = at91sam9g45_restart },
306 { /*sentinel*/ }
307};
308
309static void at91_dt_rstc(void)
310{
311 struct device_node *np;
312 const struct of_device_id *of_id;
313
314 np = of_find_matching_node(NULL, rstc_ids);
315 if (!np)
316 panic("unable to find compatible rstc node in dtb\n");
317
318 at91_rstc_base = of_iomap(np, 0);
319 if (!at91_rstc_base)
320 panic("unable to map rstc cpu registers\n");
321
322 of_id = of_match_node(rstc_ids, np);
323 if (!of_id)
324 panic("AT91: rtsc no restart function availlable\n");
325
326 arm_pm_restart = of_id->data;
327
328 of_node_put(np);
329}
330
331static struct of_device_id ramc_ids[] = {
332 { .compatible = "atmel,at91sam9260-sdramc" },
333 { .compatible = "atmel,at91sam9g45-ddramc" },
334 { /*sentinel*/ }
335};
336
337static void at91_dt_ramc(void)
338{
339 struct device_node *np;
340
341 np = of_find_matching_node(NULL, ramc_ids);
342 if (!np)
343 panic("unable to find compatible ram conroller node in dtb\n");
344
345 at91_ramc_base[0] = of_iomap(np, 0);
346 if (!at91_ramc_base[0])
347 panic("unable to map ramc[0] cpu registers\n");
348 /* the controller may have 2 banks */
349 at91_ramc_base[1] = of_iomap(np, 1);
350
351 of_node_put(np);
352}
353
354static struct of_device_id shdwc_ids[] = {
355 { .compatible = "atmel,at91sam9260-shdwc", },
356 { .compatible = "atmel,at91sam9rl-shdwc", },
357 { .compatible = "atmel,at91sam9x5-shdwc", },
358 { /*sentinel*/ }
359};
360
361static const char *shdwc_wakeup_modes[] = {
362 [AT91_SHDW_WKMODE0_NONE] = "none",
363 [AT91_SHDW_WKMODE0_HIGH] = "high",
364 [AT91_SHDW_WKMODE0_LOW] = "low",
365 [AT91_SHDW_WKMODE0_ANYLEVEL] = "any",
366};
367
368const int at91_dtget_shdwc_wakeup_mode(struct device_node *np)
369{
370 const char *pm;
371 int err, i;
372
373 err = of_property_read_string(np, "atmel,wakeup-mode", &pm);
374 if (err < 0)
375 return AT91_SHDW_WKMODE0_ANYLEVEL;
376
377 for (i = 0; i < ARRAY_SIZE(shdwc_wakeup_modes); i++)
378 if (!strcasecmp(pm, shdwc_wakeup_modes[i]))
379 return i;
380
381 return -ENODEV;
382}
383
384static void at91_dt_shdwc(void)
385{
386 struct device_node *np;
387 int wakeup_mode;
388 u32 reg;
389 u32 mode = 0;
390
391 np = of_find_matching_node(NULL, shdwc_ids);
392 if (!np) {
393 pr_debug("AT91: unable to find compatible shutdown (shdwc) conroller node in dtb\n");
394 return;
395 }
396
397 at91_shdwc_base = of_iomap(np, 0);
398 if (!at91_shdwc_base)
399 panic("AT91: unable to map shdwc cpu registers\n");
400
401 wakeup_mode = at91_dtget_shdwc_wakeup_mode(np);
402 if (wakeup_mode < 0) {
403 pr_warn("AT91: shdwc unknown wakeup mode\n");
404 goto end;
405 }
406
407 if (!of_property_read_u32(np, "atmel,wakeup-counter", &reg)) {
408 if (reg > AT91_SHDW_CPTWK0_MAX) {
409 pr_warn("AT91: shdwc wakeup conter 0x%x > 0x%x reduce it to 0x%x\n",
410 reg, AT91_SHDW_CPTWK0_MAX, AT91_SHDW_CPTWK0_MAX);
411 reg = AT91_SHDW_CPTWK0_MAX;
412 }
413 mode |= AT91_SHDW_CPTWK0_(reg);
414 }
415
416 if (of_property_read_bool(np, "atmel,wakeup-rtc-timer"))
417 mode |= AT91_SHDW_RTCWKEN;
418
419 if (of_property_read_bool(np, "atmel,wakeup-rtt-timer"))
420 mode |= AT91_SHDW_RTTWKEN;
421
422 at91_shdwc_write(AT91_SHDW_MR, wakeup_mode | mode);
423
424end:
425 pm_power_off = at91sam9_poweroff;
426
427 of_node_put(np);
428}
429
430void __init at91_dt_initialize(void)
431{
432 at91_dt_rstc();
433 at91_dt_ramc();
434 at91_dt_shdwc();
435
436 /* Init clock subsystem */
437 at91_dt_clock_init();
438
439 /* Register the processor-specific clocks */
440 at91_boot_soc.register_clocks();
441
442 at91_boot_soc.init();
443}
444#endif
445
288void __init at91_initialize(unsigned long main_clock) 446void __init at91_initialize(unsigned long main_clock)
289{ 447{
290 at91_boot_soc.ioremap_registers(); 448 at91_boot_soc.ioremap_registers();
diff --git a/arch/avr32/boards/atngw100/setup.c b/arch/avr32/boards/atngw100/setup.c
index 7c756fb189f7..afeae8978a8d 100644
--- a/arch/avr32/boards/atngw100/setup.c
+++ b/arch/avr32/boards/atngw100/setup.c
@@ -97,6 +97,7 @@ static struct atmel_nand_data atngw100mkii_nand_data __initdata = {
97 .rdy_pin = GPIO_PIN_PB(28), 97 .rdy_pin = GPIO_PIN_PB(28),
98 .enable_pin = GPIO_PIN_PE(23), 98 .enable_pin = GPIO_PIN_PE(23),
99 .bus_width_16 = true, 99 .bus_width_16 = true,
100 .ecc_mode = NAND_ECC_SOFT,
100 .parts = nand_partitions, 101 .parts = nand_partitions,
101 .num_parts = ARRAY_SIZE(nand_partitions), 102 .num_parts = ARRAY_SIZE(nand_partitions),
102}; 103};
diff --git a/arch/avr32/boards/atstk1000/atstk1002.c b/arch/avr32/boards/atstk1000/atstk1002.c
index c56ddac85d61..dc5263321480 100644
--- a/arch/avr32/boards/atstk1000/atstk1002.c
+++ b/arch/avr32/boards/atstk1000/atstk1002.c
@@ -95,6 +95,7 @@ static struct atmel_nand_data atstk1006_nand_data __initdata = {
95 .ale = 22, 95 .ale = 22,
96 .rdy_pin = GPIO_PIN_PB(30), 96 .rdy_pin = GPIO_PIN_PB(30),
97 .enable_pin = GPIO_PIN_PB(29), 97 .enable_pin = GPIO_PIN_PB(29),
98 .ecc_mode = NAND_ECC_SOFT,
98 .parts = nand_partitions, 99 .parts = nand_partitions,
99 .num_parts = ARRAY_SIZE(num_partitions), 100 .num_parts = ARRAY_SIZE(num_partitions),
100}; 101};
diff --git a/arch/avr32/mach-at32ap/include/mach/board.h b/arch/avr32/mach-at32ap/include/mach/board.h
index 67b111ce332d..71733866cb4f 100644
--- a/arch/avr32/mach-at32ap/include/mach/board.h
+++ b/arch/avr32/mach-at32ap/include/mach/board.h
@@ -7,6 +7,7 @@
7#include <linux/types.h> 7#include <linux/types.h>
8#include <linux/serial.h> 8#include <linux/serial.h>
9#include <linux/platform_data/macb.h> 9#include <linux/platform_data/macb.h>
10#include <linux/platform_data/atmel_nand.h>
10 11
11#define GPIO_PIN_NONE (-1) 12#define GPIO_PIN_NONE (-1)
12 13
@@ -116,18 +117,6 @@ struct platform_device *
116at32_add_device_cf(unsigned int id, unsigned int extint, 117at32_add_device_cf(unsigned int id, unsigned int extint,
117 struct cf_platform_data *data); 118 struct cf_platform_data *data);
118 119
119/* NAND / SmartMedia */
120struct atmel_nand_data {
121 int enable_pin; /* chip enable */
122 int det_pin; /* card detect */
123 int rdy_pin; /* ready/busy */
124 u8 rdy_pin_active_low; /* rdy_pin value is inverted */
125 u8 ale; /* address line number connected to ALE */
126 u8 cle; /* address line number connected to CLE */
127 u8 bus_width_16; /* buswidth is 16 bit */
128 struct mtd_partition *parts;
129 unsigned int num_parts;
130};
131struct platform_device * 120struct platform_device *
132at32_add_device_nand(unsigned int id, struct atmel_nand_data *data); 121at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
133 122
diff --git a/drivers/i2c/busses/i2c-gpio.c b/drivers/i2c/busses/i2c-gpio.c
index a651779d9ff7..c0330a41db03 100644
--- a/drivers/i2c/busses/i2c-gpio.c
+++ b/drivers/i2c/busses/i2c-gpio.c
@@ -14,8 +14,15 @@
14#include <linux/module.h> 14#include <linux/module.h>
15#include <linux/slab.h> 15#include <linux/slab.h>
16#include <linux/platform_device.h> 16#include <linux/platform_device.h>
17 17#include <linux/gpio.h>
18#include <asm/gpio.h> 18#include <linux/of_gpio.h>
19#include <linux/of_i2c.h>
20
21struct i2c_gpio_private_data {
22 struct i2c_adapter adap;
23 struct i2c_algo_bit_data bit_data;
24 struct i2c_gpio_platform_data pdata;
25};
19 26
20/* Toggle SDA by changing the direction of the pin */ 27/* Toggle SDA by changing the direction of the pin */
21static void i2c_gpio_setsda_dir(void *data, int state) 28static void i2c_gpio_setsda_dir(void *data, int state)
@@ -78,24 +85,62 @@ static int i2c_gpio_getscl(void *data)
78 return gpio_get_value(pdata->scl_pin); 85 return gpio_get_value(pdata->scl_pin);
79} 86}
80 87
88static int __devinit of_i2c_gpio_probe(struct device_node *np,
89 struct i2c_gpio_platform_data *pdata)
90{
91 u32 reg;
92
93 if (of_gpio_count(np) < 2)
94 return -ENODEV;
95
96 pdata->sda_pin = of_get_gpio(np, 0);
97 pdata->scl_pin = of_get_gpio(np, 1);
98
99 if (!gpio_is_valid(pdata->sda_pin) || !gpio_is_valid(pdata->scl_pin)) {
100 pr_err("%s: invalid GPIO pins, sda=%d/scl=%d\n",
101 np->full_name, pdata->sda_pin, pdata->scl_pin);
102 return -ENODEV;
103 }
104
105 of_property_read_u32(np, "i2c-gpio,delay-us", &pdata->udelay);
106
107 if (!of_property_read_u32(np, "i2c-gpio,timeout-ms", &reg))
108 pdata->timeout = msecs_to_jiffies(reg);
109
110 pdata->sda_is_open_drain =
111 of_property_read_bool(np, "i2c-gpio,sda-open-drain");
112 pdata->scl_is_open_drain =
113 of_property_read_bool(np, "i2c-gpio,scl-open-drain");
114 pdata->scl_is_output_only =
115 of_property_read_bool(np, "i2c-gpio,scl-output-only");
116
117 return 0;
118}
119
81static int __devinit i2c_gpio_probe(struct platform_device *pdev) 120static int __devinit i2c_gpio_probe(struct platform_device *pdev)
82{ 121{
122 struct i2c_gpio_private_data *priv;
83 struct i2c_gpio_platform_data *pdata; 123 struct i2c_gpio_platform_data *pdata;
84 struct i2c_algo_bit_data *bit_data; 124 struct i2c_algo_bit_data *bit_data;
85 struct i2c_adapter *adap; 125 struct i2c_adapter *adap;
86 int ret; 126 int ret;
87 127
88 pdata = pdev->dev.platform_data; 128 priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
89 if (!pdata) 129 if (!priv)
90 return -ENXIO; 130 return -ENOMEM;
91 131 adap = &priv->adap;
92 ret = -ENOMEM; 132 bit_data = &priv->bit_data;
93 adap = kzalloc(sizeof(struct i2c_adapter), GFP_KERNEL); 133 pdata = &priv->pdata;
94 if (!adap) 134
95 goto err_alloc_adap; 135 if (pdev->dev.of_node) {
96 bit_data = kzalloc(sizeof(struct i2c_algo_bit_data), GFP_KERNEL); 136 ret = of_i2c_gpio_probe(pdev->dev.of_node, pdata);
97 if (!bit_data) 137 if (ret)
98 goto err_alloc_bit_data; 138 return ret;
139 } else {
140 if (!pdev->dev.platform_data)
141 return -ENXIO;
142 memcpy(pdata, pdev->dev.platform_data, sizeof(*pdata));
143 }
99 144
100 ret = gpio_request(pdata->sda_pin, "sda"); 145 ret = gpio_request(pdata->sda_pin, "sda");
101 if (ret) 146 if (ret)
@@ -143,6 +188,7 @@ static int __devinit i2c_gpio_probe(struct platform_device *pdev)
143 adap->algo_data = bit_data; 188 adap->algo_data = bit_data;
144 adap->class = I2C_CLASS_HWMON | I2C_CLASS_SPD; 189 adap->class = I2C_CLASS_HWMON | I2C_CLASS_SPD;
145 adap->dev.parent = &pdev->dev; 190 adap->dev.parent = &pdev->dev;
191 adap->dev.of_node = pdev->dev.of_node;
146 192
147 /* 193 /*
148 * If "dev->id" is negative we consider it as zero. 194 * If "dev->id" is negative we consider it as zero.
@@ -154,7 +200,9 @@ static int __devinit i2c_gpio_probe(struct platform_device *pdev)
154 if (ret) 200 if (ret)
155 goto err_add_bus; 201 goto err_add_bus;
156 202
157 platform_set_drvdata(pdev, adap); 203 of_i2c_register_devices(adap);
204
205 platform_set_drvdata(pdev, priv);
158 206
159 dev_info(&pdev->dev, "using pins %u (SDA) and %u (SCL%s)\n", 207 dev_info(&pdev->dev, "using pins %u (SDA) and %u (SCL%s)\n",
160 pdata->sda_pin, pdata->scl_pin, 208 pdata->sda_pin, pdata->scl_pin,
@@ -168,34 +216,40 @@ err_add_bus:
168err_request_scl: 216err_request_scl:
169 gpio_free(pdata->sda_pin); 217 gpio_free(pdata->sda_pin);
170err_request_sda: 218err_request_sda:
171 kfree(bit_data);
172err_alloc_bit_data:
173 kfree(adap);
174err_alloc_adap:
175 return ret; 219 return ret;
176} 220}
177 221
178static int __devexit i2c_gpio_remove(struct platform_device *pdev) 222static int __devexit i2c_gpio_remove(struct platform_device *pdev)
179{ 223{
224 struct i2c_gpio_private_data *priv;
180 struct i2c_gpio_platform_data *pdata; 225 struct i2c_gpio_platform_data *pdata;
181 struct i2c_adapter *adap; 226 struct i2c_adapter *adap;
182 227
183 adap = platform_get_drvdata(pdev); 228 priv = platform_get_drvdata(pdev);
184 pdata = pdev->dev.platform_data; 229 adap = &priv->adap;
230 pdata = &priv->pdata;
185 231
186 i2c_del_adapter(adap); 232 i2c_del_adapter(adap);
187 gpio_free(pdata->scl_pin); 233 gpio_free(pdata->scl_pin);
188 gpio_free(pdata->sda_pin); 234 gpio_free(pdata->sda_pin);
189 kfree(adap->algo_data);
190 kfree(adap);
191 235
192 return 0; 236 return 0;
193} 237}
194 238
239#if defined(CONFIG_OF)
240static const struct of_device_id i2c_gpio_dt_ids[] = {
241 { .compatible = "i2c-gpio", },
242 { /* sentinel */ }
243};
244
245MODULE_DEVICE_TABLE(of, i2c_gpio_dt_ids);
246#endif
247
195static struct platform_driver i2c_gpio_driver = { 248static struct platform_driver i2c_gpio_driver = {
196 .driver = { 249 .driver = {
197 .name = "i2c-gpio", 250 .name = "i2c-gpio",
198 .owner = THIS_MODULE, 251 .owner = THIS_MODULE,
252 .of_match_table = of_match_ptr(i2c_gpio_dt_ids),
199 }, 253 },
200 .probe = i2c_gpio_probe, 254 .probe = i2c_gpio_probe,
201 .remove = __devexit_p(i2c_gpio_remove), 255 .remove = __devexit_p(i2c_gpio_remove),
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 35b4fb55dbd6..ae7e37d9ac17 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -27,6 +27,10 @@
27#include <linux/module.h> 27#include <linux/module.h>
28#include <linux/moduleparam.h> 28#include <linux/moduleparam.h>
29#include <linux/platform_device.h> 29#include <linux/platform_device.h>
30#include <linux/of.h>
31#include <linux/of_device.h>
32#include <linux/of_gpio.h>
33#include <linux/of_mtd.h>
30#include <linux/mtd/mtd.h> 34#include <linux/mtd/mtd.h>
31#include <linux/mtd/nand.h> 35#include <linux/mtd/nand.h>
32#include <linux/mtd/partitions.h> 36#include <linux/mtd/partitions.h>
@@ -34,22 +38,10 @@
34#include <linux/dmaengine.h> 38#include <linux/dmaengine.h>
35#include <linux/gpio.h> 39#include <linux/gpio.h>
36#include <linux/io.h> 40#include <linux/io.h>
41#include <linux/platform_data/atmel.h>
37 42
38#include <mach/board.h>
39#include <mach/cpu.h> 43#include <mach/cpu.h>
40 44
41#ifdef CONFIG_MTD_NAND_ATMEL_ECC_HW
42#define hard_ecc 1
43#else
44#define hard_ecc 0
45#endif
46
47#ifdef CONFIG_MTD_NAND_ATMEL_ECC_NONE
48#define no_ecc 1
49#else
50#define no_ecc 0
51#endif
52
53static int use_dma = 1; 45static int use_dma = 1;
54module_param(use_dma, int, 0); 46module_param(use_dma, int, 0);
55 47
@@ -95,7 +87,7 @@ struct atmel_nand_host {
95 struct mtd_info mtd; 87 struct mtd_info mtd;
96 void __iomem *io_base; 88 void __iomem *io_base;
97 dma_addr_t io_phys; 89 dma_addr_t io_phys;
98 struct atmel_nand_data *board; 90 struct atmel_nand_data board;
99 struct device *dev; 91 struct device *dev;
100 void __iomem *ecc; 92 void __iomem *ecc;
101 93
@@ -113,8 +105,8 @@ static int cpu_has_dma(void)
113 */ 105 */
114static void atmel_nand_enable(struct atmel_nand_host *host) 106static void atmel_nand_enable(struct atmel_nand_host *host)
115{ 107{
116 if (gpio_is_valid(host->board->enable_pin)) 108 if (gpio_is_valid(host->board.enable_pin))
117 gpio_set_value(host->board->enable_pin, 0); 109 gpio_set_value(host->board.enable_pin, 0);
118} 110}
119 111
120/* 112/*
@@ -122,8 +114,8 @@ static void atmel_nand_enable(struct atmel_nand_host *host)
122 */ 114 */
123static void atmel_nand_disable(struct atmel_nand_host *host) 115static void atmel_nand_disable(struct atmel_nand_host *host)
124{ 116{
125 if (gpio_is_valid(host->board->enable_pin)) 117 if (gpio_is_valid(host->board.enable_pin))
126 gpio_set_value(host->board->enable_pin, 1); 118 gpio_set_value(host->board.enable_pin, 1);
127} 119}
128 120
129/* 121/*
@@ -144,9 +136,9 @@ static void atmel_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl
144 return; 136 return;
145 137
146 if (ctrl & NAND_CLE) 138 if (ctrl & NAND_CLE)
147 writeb(cmd, host->io_base + (1 << host->board->cle)); 139 writeb(cmd, host->io_base + (1 << host->board.cle));
148 else 140 else
149 writeb(cmd, host->io_base + (1 << host->board->ale)); 141 writeb(cmd, host->io_base + (1 << host->board.ale));
150} 142}
151 143
152/* 144/*
@@ -157,8 +149,8 @@ static int atmel_nand_device_ready(struct mtd_info *mtd)
157 struct nand_chip *nand_chip = mtd->priv; 149 struct nand_chip *nand_chip = mtd->priv;
158 struct atmel_nand_host *host = nand_chip->priv; 150 struct atmel_nand_host *host = nand_chip->priv;
159 151
160 return gpio_get_value(host->board->rdy_pin) ^ 152 return gpio_get_value(host->board.rdy_pin) ^
161 !!host->board->rdy_pin_active_low; 153 !!host->board.rdy_pin_active_low;
162} 154}
163 155
164/* 156/*
@@ -273,7 +265,7 @@ static void atmel_read_buf(struct mtd_info *mtd, u8 *buf, int len)
273 if (atmel_nand_dma_op(mtd, buf, len, 1) == 0) 265 if (atmel_nand_dma_op(mtd, buf, len, 1) == 0)
274 return; 266 return;
275 267
276 if (host->board->bus_width_16) 268 if (host->board.bus_width_16)
277 atmel_read_buf16(mtd, buf, len); 269 atmel_read_buf16(mtd, buf, len);
278 else 270 else
279 atmel_read_buf8(mtd, buf, len); 271 atmel_read_buf8(mtd, buf, len);
@@ -289,7 +281,7 @@ static void atmel_write_buf(struct mtd_info *mtd, const u8 *buf, int len)
289 if (atmel_nand_dma_op(mtd, (void *)buf, len, 0) == 0) 281 if (atmel_nand_dma_op(mtd, (void *)buf, len, 0) == 0)
290 return; 282 return;
291 283
292 if (host->board->bus_width_16) 284 if (host->board.bus_width_16)
293 atmel_write_buf16(mtd, buf, len); 285 atmel_write_buf16(mtd, buf, len);
294 else 286 else
295 atmel_write_buf8(mtd, buf, len); 287 atmel_write_buf8(mtd, buf, len);
@@ -481,6 +473,56 @@ static void atmel_nand_hwctl(struct mtd_info *mtd, int mode)
481 } 473 }
482} 474}
483 475
476#if defined(CONFIG_OF)
477static int __devinit atmel_of_init_port(struct atmel_nand_host *host,
478 struct device_node *np)
479{
480 u32 val;
481 int ecc_mode;
482 struct atmel_nand_data *board = &host->board;
483 enum of_gpio_flags flags;
484
485 if (of_property_read_u32(np, "atmel,nand-addr-offset", &val) == 0) {
486 if (val >= 32) {
487 dev_err(host->dev, "invalid addr-offset %u\n", val);
488 return -EINVAL;
489 }
490 board->ale = val;
491 }
492
493 if (of_property_read_u32(np, "atmel,nand-cmd-offset", &val) == 0) {
494 if (val >= 32) {
495 dev_err(host->dev, "invalid cmd-offset %u\n", val);
496 return -EINVAL;
497 }
498 board->cle = val;
499 }
500
501 ecc_mode = of_get_nand_ecc_mode(np);
502
503 board->ecc_mode = ecc_mode < 0 ? NAND_ECC_SOFT : ecc_mode;
504
505 board->on_flash_bbt = of_get_nand_on_flash_bbt(np);
506
507 if (of_get_nand_bus_width(np) == 16)
508 board->bus_width_16 = 1;
509
510 board->rdy_pin = of_get_gpio_flags(np, 0, &flags);
511 board->rdy_pin_active_low = (flags == OF_GPIO_ACTIVE_LOW);
512
513 board->enable_pin = of_get_gpio(np, 1);
514 board->det_pin = of_get_gpio(np, 2);
515
516 return 0;
517}
518#else
519static int __devinit atmel_of_init_port(struct atmel_nand_host *host,
520 struct device_node *np)
521{
522 return -EINVAL;
523}
524#endif
525
484/* 526/*
485 * Probe for the NAND device. 527 * Probe for the NAND device.
486 */ 528 */
@@ -491,6 +533,7 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
491 struct nand_chip *nand_chip; 533 struct nand_chip *nand_chip;
492 struct resource *regs; 534 struct resource *regs;
493 struct resource *mem; 535 struct resource *mem;
536 struct mtd_part_parser_data ppdata = {};
494 int res; 537 int res;
495 538
496 mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); 539 mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -517,8 +560,15 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
517 560
518 mtd = &host->mtd; 561 mtd = &host->mtd;
519 nand_chip = &host->nand_chip; 562 nand_chip = &host->nand_chip;
520 host->board = pdev->dev.platform_data;
521 host->dev = &pdev->dev; 563 host->dev = &pdev->dev;
564 if (pdev->dev.of_node) {
565 res = atmel_of_init_port(host, pdev->dev.of_node);
566 if (res)
567 goto err_nand_ioremap;
568 } else {
569 memcpy(&host->board, pdev->dev.platform_data,
570 sizeof(struct atmel_nand_data));
571 }
522 572
523 nand_chip->priv = host; /* link the private data structures */ 573 nand_chip->priv = host; /* link the private data structures */
524 mtd->priv = nand_chip; 574 mtd->priv = nand_chip;
@@ -529,26 +579,25 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
529 nand_chip->IO_ADDR_W = host->io_base; 579 nand_chip->IO_ADDR_W = host->io_base;
530 nand_chip->cmd_ctrl = atmel_nand_cmd_ctrl; 580 nand_chip->cmd_ctrl = atmel_nand_cmd_ctrl;
531 581
532 if (gpio_is_valid(host->board->rdy_pin)) 582 if (gpio_is_valid(host->board.rdy_pin))
533 nand_chip->dev_ready = atmel_nand_device_ready; 583 nand_chip->dev_ready = atmel_nand_device_ready;
534 584
585 nand_chip->ecc.mode = host->board.ecc_mode;
586
535 regs = platform_get_resource(pdev, IORESOURCE_MEM, 1); 587 regs = platform_get_resource(pdev, IORESOURCE_MEM, 1);
536 if (!regs && hard_ecc) { 588 if (!regs && nand_chip->ecc.mode == NAND_ECC_HW) {
537 printk(KERN_ERR "atmel_nand: can't get I/O resource " 589 printk(KERN_ERR "atmel_nand: can't get I/O resource "
538 "regs\nFalling back on software ECC\n"); 590 "regs\nFalling back on software ECC\n");
591 nand_chip->ecc.mode = NAND_ECC_SOFT;
539 } 592 }
540 593
541 nand_chip->ecc.mode = NAND_ECC_SOFT; /* enable ECC */ 594 if (nand_chip->ecc.mode == NAND_ECC_HW) {
542 if (no_ecc)
543 nand_chip->ecc.mode = NAND_ECC_NONE;
544 if (hard_ecc && regs) {
545 host->ecc = ioremap(regs->start, resource_size(regs)); 595 host->ecc = ioremap(regs->start, resource_size(regs));
546 if (host->ecc == NULL) { 596 if (host->ecc == NULL) {
547 printk(KERN_ERR "atmel_nand: ioremap failed\n"); 597 printk(KERN_ERR "atmel_nand: ioremap failed\n");
548 res = -EIO; 598 res = -EIO;
549 goto err_ecc_ioremap; 599 goto err_ecc_ioremap;
550 } 600 }
551 nand_chip->ecc.mode = NAND_ECC_HW;
552 nand_chip->ecc.calculate = atmel_nand_calculate; 601 nand_chip->ecc.calculate = atmel_nand_calculate;
553 nand_chip->ecc.correct = atmel_nand_correct; 602 nand_chip->ecc.correct = atmel_nand_correct;
554 nand_chip->ecc.hwctl = atmel_nand_hwctl; 603 nand_chip->ecc.hwctl = atmel_nand_hwctl;
@@ -558,7 +607,7 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
558 607
559 nand_chip->chip_delay = 20; /* 20us command delay time */ 608 nand_chip->chip_delay = 20; /* 20us command delay time */
560 609
561 if (host->board->bus_width_16) /* 16-bit bus width */ 610 if (host->board.bus_width_16) /* 16-bit bus width */
562 nand_chip->options |= NAND_BUSWIDTH_16; 611 nand_chip->options |= NAND_BUSWIDTH_16;
563 612
564 nand_chip->read_buf = atmel_read_buf; 613 nand_chip->read_buf = atmel_read_buf;
@@ -567,15 +616,15 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
567 platform_set_drvdata(pdev, host); 616 platform_set_drvdata(pdev, host);
568 atmel_nand_enable(host); 617 atmel_nand_enable(host);
569 618
570 if (gpio_is_valid(host->board->det_pin)) { 619 if (gpio_is_valid(host->board.det_pin)) {
571 if (gpio_get_value(host->board->det_pin)) { 620 if (gpio_get_value(host->board.det_pin)) {
572 printk(KERN_INFO "No SmartMedia card inserted.\n"); 621 printk(KERN_INFO "No SmartMedia card inserted.\n");
573 res = -ENXIO; 622 res = -ENXIO;
574 goto err_no_card; 623 goto err_no_card;
575 } 624 }
576 } 625 }
577 626
578 if (on_flash_bbt) { 627 if (host->board.on_flash_bbt || on_flash_bbt) {
579 printk(KERN_INFO "atmel_nand: Use On Flash BBT\n"); 628 printk(KERN_INFO "atmel_nand: Use On Flash BBT\n");
580 nand_chip->bbt_options |= NAND_BBT_USE_FLASH; 629 nand_chip->bbt_options |= NAND_BBT_USE_FLASH;
581 } 630 }
@@ -650,8 +699,9 @@ static int __init atmel_nand_probe(struct platform_device *pdev)
650 } 699 }
651 700
652 mtd->name = "atmel_nand"; 701 mtd->name = "atmel_nand";
653 res = mtd_device_parse_register(mtd, NULL, 0, 702 ppdata.of_node = pdev->dev.of_node;
654 host->board->parts, host->board->num_parts); 703 res = mtd_device_parse_register(mtd, NULL, &ppdata,
704 host->board.parts, host->board.num_parts);
655 if (!res) 705 if (!res)
656 return res; 706 return res;
657 707
@@ -695,11 +745,21 @@ static int __exit atmel_nand_remove(struct platform_device *pdev)
695 return 0; 745 return 0;
696} 746}
697 747
748#if defined(CONFIG_OF)
749static const struct of_device_id atmel_nand_dt_ids[] = {
750 { .compatible = "atmel,at91rm9200-nand" },
751 { /* sentinel */ }
752};
753
754MODULE_DEVICE_TABLE(of, atmel_nand_dt_ids);
755#endif
756
698static struct platform_driver atmel_nand_driver = { 757static struct platform_driver atmel_nand_driver = {
699 .remove = __exit_p(atmel_nand_remove), 758 .remove = __exit_p(atmel_nand_remove),
700 .driver = { 759 .driver = {
701 .name = "atmel_nand", 760 .name = "atmel_nand",
702 .owner = THIS_MODULE, 761 .owner = THIS_MODULE,
762 .of_match_table = of_match_ptr(atmel_nand_dt_ids),
703 }, 763 },
704}; 764};
705 765
diff --git a/drivers/of/Kconfig b/drivers/of/Kconfig
index 268163dd71c7..fa666a93540c 100644
--- a/drivers/of/Kconfig
+++ b/drivers/of/Kconfig
@@ -90,4 +90,8 @@ config OF_PCI_IRQ
90 help 90 help
91 OpenFirmware PCI IRQ routing helpers 91 OpenFirmware PCI IRQ routing helpers
92 92
93config OF_MTD
94 depends on MTD
95 def_bool y
96
93endmenu # OF 97endmenu # OF
diff --git a/drivers/of/Makefile b/drivers/of/Makefile
index a73f5a51ff4c..aa90e602c8a7 100644
--- a/drivers/of/Makefile
+++ b/drivers/of/Makefile
@@ -12,3 +12,4 @@ obj-$(CONFIG_OF_SELFTEST) += selftest.o
12obj-$(CONFIG_OF_MDIO) += of_mdio.o 12obj-$(CONFIG_OF_MDIO) += of_mdio.o
13obj-$(CONFIG_OF_PCI) += of_pci.o 13obj-$(CONFIG_OF_PCI) += of_pci.o
14obj-$(CONFIG_OF_PCI_IRQ) += of_pci_irq.o 14obj-$(CONFIG_OF_PCI_IRQ) += of_pci_irq.o
15obj-$(CONFIG_OF_MTD) += of_mtd.o
diff --git a/drivers/of/of_mtd.c b/drivers/of/of_mtd.c
new file mode 100644
index 000000000000..e7cad627a5d1
--- /dev/null
+++ b/drivers/of/of_mtd.c
@@ -0,0 +1,85 @@
1/*
2 * Copyright 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
3 *
4 * OF helpers for mtd.
5 *
6 * This file is released under the GPLv2
7 *
8 */
9#include <linux/kernel.h>
10#include <linux/of_mtd.h>
11#include <linux/mtd/nand.h>
12#include <linux/export.h>
13
14/**
15 * It maps 'enum nand_ecc_modes_t' found in include/linux/mtd/nand.h
16 * into the device tree binding of 'nand-ecc', so that MTD
17 * device driver can get nand ecc from device tree.
18 */
19static const char *nand_ecc_modes[] = {
20 [NAND_ECC_NONE] = "none",
21 [NAND_ECC_SOFT] = "soft",
22 [NAND_ECC_HW] = "hw",
23 [NAND_ECC_HW_SYNDROME] = "hw_syndrome",
24 [NAND_ECC_HW_OOB_FIRST] = "hw_oob_first",
25 [NAND_ECC_SOFT_BCH] = "soft_bch",
26};
27
28/**
29 * of_get_nand_ecc_mode - Get nand ecc mode for given device_node
30 * @np: Pointer to the given device_node
31 *
32 * The function gets ecc mode string from property 'nand-ecc-mode',
33 * and return its index in nand_ecc_modes table, or errno in error case.
34 */
35const int of_get_nand_ecc_mode(struct device_node *np)
36{
37 const char *pm;
38 int err, i;
39
40 err = of_property_read_string(np, "nand-ecc-mode", &pm);
41 if (err < 0)
42 return err;
43
44 for (i = 0; i < ARRAY_SIZE(nand_ecc_modes); i++)
45 if (!strcasecmp(pm, nand_ecc_modes[i]))
46 return i;
47
48 return -ENODEV;
49}
50EXPORT_SYMBOL_GPL(of_get_nand_ecc_mode);
51
52/**
53 * of_get_nand_bus_width - Get nand bus witdh for given device_node
54 * @np: Pointer to the given device_node
55 *
56 * return bus width option, or errno in error case.
57 */
58int of_get_nand_bus_width(struct device_node *np)
59{
60 u32 val;
61
62 if (of_property_read_u32(np, "nand-bus-width", &val))
63 return 8;
64
65 switch(val) {
66 case 8:
67 case 16:
68 return val;
69 default:
70 return -EIO;
71 }
72}
73EXPORT_SYMBOL_GPL(of_get_nand_bus_width);
74
75/**
76 * of_get_nand_on_flash_bbt - Get nand on flash bbt for given device_node
77 * @np: Pointer to the given device_node
78 *
79 * return true if present false other wise
80 */
81bool of_get_nand_on_flash_bbt(struct device_node *np)
82{
83 return of_property_read_bool(np, "nand-on-flash-bbt");
84}
85EXPORT_SYMBOL_GPL(of_get_nand_on_flash_bbt);
diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index 75823a1abeb6..7fe4902d9e51 100644
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -65,7 +65,7 @@ config USB_ARCH_HAS_EHCI
65 default y if PPC_MPC512x 65 default y if PPC_MPC512x
66 default y if ARCH_IXP4XX 66 default y if ARCH_IXP4XX
67 default y if ARCH_W90X900 67 default y if ARCH_W90X900
68 default y if ARCH_AT91SAM9G45 68 default y if ARCH_AT91
69 default y if ARCH_MXC 69 default y if ARCH_MXC
70 default y if ARCH_OMAP3 70 default y if ARCH_OMAP3
71 default y if ARCH_CNS3XXX 71 default y if ARCH_CNS3XXX
diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
index a5a3ef1f0096..19f318ababa2 100644
--- a/drivers/usb/host/ehci-atmel.c
+++ b/drivers/usb/host/ehci-atmel.c
@@ -13,6 +13,7 @@
13 13
14#include <linux/clk.h> 14#include <linux/clk.h>
15#include <linux/platform_device.h> 15#include <linux/platform_device.h>
16#include <linux/of_platform.h>
16 17
17/* interface and function clocks */ 18/* interface and function clocks */
18static struct clk *iclk, *fclk; 19static struct clk *iclk, *fclk;
@@ -115,6 +116,8 @@ static const struct hc_driver ehci_atmel_hc_driver = {
115 .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, 116 .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
116}; 117};
117 118
119static u64 at91_ehci_dma_mask = DMA_BIT_MASK(32);
120
118static int __devinit ehci_atmel_drv_probe(struct platform_device *pdev) 121static int __devinit ehci_atmel_drv_probe(struct platform_device *pdev)
119{ 122{
120 struct usb_hcd *hcd; 123 struct usb_hcd *hcd;
@@ -137,6 +140,13 @@ static int __devinit ehci_atmel_drv_probe(struct platform_device *pdev)
137 goto fail_create_hcd; 140 goto fail_create_hcd;
138 } 141 }
139 142
143 /* Right now device-tree probed devices don't get dma_mask set.
144 * Since shared usb code relies on it, set it here for now.
145 * Once we have dma capability bindings this can go away.
146 */
147 if (!pdev->dev.dma_mask)
148 pdev->dev.dma_mask = &at91_ehci_dma_mask;
149
140 hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev)); 150 hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev));
141 if (!hcd) { 151 if (!hcd) {
142 retval = -ENOMEM; 152 retval = -ENOMEM;
@@ -225,9 +235,21 @@ static int __devexit ehci_atmel_drv_remove(struct platform_device *pdev)
225 return 0; 235 return 0;
226} 236}
227 237
238#ifdef CONFIG_OF
239static const struct of_device_id atmel_ehci_dt_ids[] = {
240 { .compatible = "atmel,at91sam9g45-ehci" },
241 { /* sentinel */ }
242};
243
244MODULE_DEVICE_TABLE(of, atmel_ehci_dt_ids);
245#endif
246
228static struct platform_driver ehci_atmel_driver = { 247static struct platform_driver ehci_atmel_driver = {
229 .probe = ehci_atmel_drv_probe, 248 .probe = ehci_atmel_drv_probe,
230 .remove = __devexit_p(ehci_atmel_drv_remove), 249 .remove = __devexit_p(ehci_atmel_drv_remove),
231 .shutdown = usb_hcd_platform_shutdown, 250 .shutdown = usb_hcd_platform_shutdown,
232 .driver.name = "atmel-ehci", 251 .driver = {
252 .name = "atmel-ehci",
253 .of_match_table = of_match_ptr(atmel_ehci_dt_ids),
254 },
233}; 255};
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 8e855eb0bf89..db8963f5fbce 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -14,6 +14,8 @@
14 14
15#include <linux/clk.h> 15#include <linux/clk.h>
16#include <linux/platform_device.h> 16#include <linux/platform_device.h>
17#include <linux/of_platform.h>
18#include <linux/of_gpio.h>
17 19
18#include <mach/hardware.h> 20#include <mach/hardware.h>
19#include <asm/gpio.h> 21#include <asm/gpio.h>
@@ -477,13 +479,109 @@ static irqreturn_t ohci_hcd_at91_overcurrent_irq(int irq, void *data)
477 return IRQ_HANDLED; 479 return IRQ_HANDLED;
478} 480}
479 481
482#ifdef CONFIG_OF
483static const struct of_device_id at91_ohci_dt_ids[] = {
484 { .compatible = "atmel,at91rm9200-ohci" },
485 { /* sentinel */ }
486};
487
488MODULE_DEVICE_TABLE(of, at91_ohci_dt_ids);
489
490static u64 at91_ohci_dma_mask = DMA_BIT_MASK(32);
491
492static int __devinit ohci_at91_of_init(struct platform_device *pdev)
493{
494 struct device_node *np = pdev->dev.of_node;
495 int i, ret, gpio;
496 enum of_gpio_flags flags;
497 struct at91_usbh_data *pdata;
498 u32 ports;
499
500 if (!np)
501 return 0;
502
503 /* Right now device-tree probed devices don't get dma_mask set.
504 * Since shared usb code relies on it, set it here for now.
505 * Once we have dma capability bindings this can go away.
506 */
507 if (!pdev->dev.dma_mask)
508 pdev->dev.dma_mask = &at91_ohci_dma_mask;
509
510 pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
511 if (!pdata)
512 return -ENOMEM;
513
514 if (!of_property_read_u32(np, "num-ports", &ports))
515 pdata->ports = ports;
516
517 for (i = 0; i < 2; i++) {
518 gpio = of_get_named_gpio_flags(np, "atmel,vbus-gpio", i, &flags);
519 pdata->vbus_pin[i] = gpio;
520 if (!gpio_is_valid(gpio))
521 continue;
522 pdata->vbus_pin_active_low[i] = flags & OF_GPIO_ACTIVE_LOW;
523 ret = gpio_request(gpio, "ohci_vbus");
524 if (ret) {
525 dev_warn(&pdev->dev, "can't request vbus gpio %d", gpio);
526 continue;
527 }
528 ret = gpio_direction_output(gpio, !(flags & OF_GPIO_ACTIVE_LOW) ^ 1);
529 if (ret)
530 dev_warn(&pdev->dev, "can't put vbus gpio %d as output %d",
531 !(flags & OF_GPIO_ACTIVE_LOW) ^ 1, gpio);
532 }
533
534 for (i = 0; i < 2; i++) {
535 gpio = of_get_named_gpio_flags(np, "atmel,oc-gpio", i, &flags);
536 pdata->overcurrent_pin[i] = gpio;
537 if (!gpio_is_valid(gpio))
538 continue;
539 ret = gpio_request(gpio, "ohci_overcurrent");
540 if (ret) {
541 dev_err(&pdev->dev, "can't request overcurrent gpio %d", gpio);
542 continue;
543 }
544
545 ret = gpio_direction_input(gpio);
546 if (ret) {
547 dev_err(&pdev->dev, "can't configure overcurrent gpio %d as input", gpio);
548 continue;
549 }
550
551 ret = request_irq(gpio_to_irq(gpio),
552 ohci_hcd_at91_overcurrent_irq,
553 IRQF_SHARED, "ohci_overcurrent", pdev);
554 if (ret) {
555 gpio_free(gpio);
556 dev_warn(& pdev->dev, "cannot get GPIO IRQ for overcurrent\n");
557 }
558 }
559
560 pdev->dev.platform_data = pdata;
561
562 return 0;
563}
564#else
565static int __devinit ohci_at91_of_init(struct platform_device *pdev)
566{
567 return 0;
568}
569#endif
570
480/*-------------------------------------------------------------------------*/ 571/*-------------------------------------------------------------------------*/
481 572
482static int ohci_hcd_at91_drv_probe(struct platform_device *pdev) 573static int ohci_hcd_at91_drv_probe(struct platform_device *pdev)
483{ 574{
484 struct at91_usbh_data *pdata = pdev->dev.platform_data; 575 struct at91_usbh_data *pdata;
485 int i; 576 int i;
486 577
578 i = ohci_at91_of_init(pdev);
579
580 if (i)
581 return i;
582
583 pdata = pdev->dev.platform_data;
584
487 if (pdata) { 585 if (pdata) {
488 for (i = 0; i < ARRAY_SIZE(pdata->vbus_pin); i++) { 586 for (i = 0; i < ARRAY_SIZE(pdata->vbus_pin); i++) {
489 if (!gpio_is_valid(pdata->vbus_pin[i])) 587 if (!gpio_is_valid(pdata->vbus_pin[i]))
@@ -596,5 +694,6 @@ static struct platform_driver ohci_hcd_at91_driver = {
596 .driver = { 694 .driver = {
597 .name = "at91_ohci", 695 .name = "at91_ohci",
598 .owner = THIS_MODULE, 696 .owner = THIS_MODULE,
697 .of_match_table = of_match_ptr(at91_ohci_dt_ids),
599 }, 698 },
600}; 699};
diff --git a/include/linux/of.h b/include/linux/of.h
index a75a831e2057..50059cf63135 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -342,6 +342,22 @@ static inline int of_machine_is_compatible(const char *compat)
342#define of_match_node(_matches, _node) NULL 342#define of_match_node(_matches, _node) NULL
343#endif /* CONFIG_OF */ 343#endif /* CONFIG_OF */
344 344
345/**
346 * of_property_read_bool - Findfrom a property
347 * @np: device node from which the property value is to be read.
348 * @propname: name of the property to be searched.
349 *
350 * Search for a property in a device node.
351 * Returns true if the property exist false otherwise.
352 */
353static inline bool of_property_read_bool(const struct device_node *np,
354 const char *propname)
355{
356 struct property *prop = of_find_property(np, propname, NULL);
357
358 return prop ? true : false;
359}
360
345static inline int of_property_read_u32(const struct device_node *np, 361static inline int of_property_read_u32(const struct device_node *np,
346 const char *propname, 362 const char *propname,
347 u32 *out_value) 363 u32 *out_value)
diff --git a/include/linux/of_mtd.h b/include/linux/of_mtd.h
new file mode 100644
index 000000000000..bae1b6094c63
--- /dev/null
+++ b/include/linux/of_mtd.h
@@ -0,0 +1,19 @@
1/*
2 * Copyright 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
3 *
4 * OF helpers for mtd.
5 *
6 * This file is released under the GPLv2
7 */
8
9#ifndef __LINUX_OF_MTD_H
10#define __LINUX_OF_NET_H
11
12#ifdef CONFIG_OF_MTD
13#include <linux/of.h>
14extern const int of_get_nand_ecc_mode(struct device_node *np);
15int of_get_nand_bus_width(struct device_node *np);
16bool of_get_nand_on_flash_bbt(struct device_node *np);
17#endif
18
19#endif /* __LINUX_OF_MTD_H */
diff --git a/include/linux/platform_data/atmel.h b/include/linux/platform_data/atmel.h
new file mode 100644
index 000000000000..d056263545b1
--- /dev/null
+++ b/include/linux/platform_data/atmel.h
@@ -0,0 +1,27 @@
1/*
2 * atmel platform data
3 *
4 * GPL v2 Only
5 */
6
7#ifndef __ATMEL_NAND_H__
8#define __ATMEL_NAND_H__
9
10#include <linux/mtd/nand.h>
11
12 /* NAND / SmartMedia */
13struct atmel_nand_data {
14 int enable_pin; /* chip enable */
15 int det_pin; /* card detect */
16 int rdy_pin; /* ready/busy */
17 u8 rdy_pin_active_low; /* rdy_pin value is inverted */
18 u8 ale; /* address line number connected to ALE */
19 u8 cle; /* address line number connected to CLE */
20 u8 bus_width_16; /* buswidth is 16 bit */
21 u8 ecc_mode; /* ecc mode */
22 u8 on_flash_bbt; /* bbt on flash */
23 struct mtd_partition *parts;
24 unsigned int num_parts;
25};
26
27#endif /* __ATMEL_NAND_H__ */
generated by cgit v1.2.2 (git 2.25.0) at 2026-01-01 22:51:48 -0500