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authorColin Tuckley <colin.tuckley@arm.com>2009-05-30 08:56:12 -0400
committerCatalin Marinas <catalin.marinas@arm.com>2009-05-30 08:56:12 -0400
commit1b504bbe7a4a6c251cdc9dcba1fab72234827945 (patch)
treef747a26e44efb9420a2ac9a0f2c95f7004f3b826 /arch
parent412b400278ed0f71712387d0b9b31cbdd8a18efc (diff)
RealView: Add support for the RealView/PBX platform
This is a RealView platform supporting core tiles with ARM11MPCore, Cortex-A8 or Cortex-A9 (multicore) processors. It has support for MMC, CompactFlash, PCI-E. Signed-off-by: Colin Tuckley <colin.tuckley@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/Kconfig4
-rw-r--r--arch/arm/include/asm/hardware/cache-l2x0.h2
-rw-r--r--arch/arm/mach-realview/Kconfig7
-rw-r--r--arch/arm/mach-realview/Makefile1
-rw-r--r--arch/arm/mach-realview/include/mach/board-pbx.h203
-rw-r--r--arch/arm/mach-realview/include/mach/debug-macro.S3
-rw-r--r--arch/arm/mach-realview/include/mach/irqs.h1
-rw-r--r--arch/arm/mach-realview/include/mach/uncompress.h3
-rw-r--r--arch/arm/mach-realview/platsmp.c4
-rw-r--r--arch/arm/mach-realview/realview_pbx.c335
-rw-r--r--arch/arm/mm/Kconfig6
11 files changed, 563 insertions, 6 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index a8d88af7fe88..cb7b38831436 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -859,7 +859,7 @@ source "kernel/time/Kconfig"
859 859
860config SMP 860config SMP
861 bool "Symmetric Multi-Processing (EXPERIMENTAL)" 861 bool "Symmetric Multi-Processing (EXPERIMENTAL)"
862 depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || MACH_REALVIEW_PB11MP) 862 depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX)
863 select USE_GENERIC_SMP_HELPERS 863 select USE_GENERIC_SMP_HELPERS
864 help 864 help
865 This enables support for systems with more than one CPU. If you have 865 This enables support for systems with more than one CPU. If you have
@@ -916,7 +916,7 @@ config HOTPLUG_CPU
916 916
917config LOCAL_TIMERS 917config LOCAL_TIMERS
918 bool "Use local timer interrupts" 918 bool "Use local timer interrupts"
919 depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP) 919 depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP || MACH_REALVIEW_PBX)
920 default y 920 default y
921 help 921 help
922 Enable support for local timers on SMP platforms, rather then the 922 Enable support for local timers on SMP platforms, rather then the
diff --git a/arch/arm/include/asm/hardware/cache-l2x0.h b/arch/arm/include/asm/hardware/cache-l2x0.h
index 64f2252a25cd..cdb9022716fd 100644
--- a/arch/arm/include/asm/hardware/cache-l2x0.h
+++ b/arch/arm/include/asm/hardware/cache-l2x0.h
@@ -24,6 +24,8 @@
24#define L2X0_CACHE_TYPE 0x004 24#define L2X0_CACHE_TYPE 0x004
25#define L2X0_CTRL 0x100 25#define L2X0_CTRL 0x100
26#define L2X0_AUX_CTRL 0x104 26#define L2X0_AUX_CTRL 0x104
27#define L2X0_TAG_LATENCY_CTRL 0x108
28#define L2X0_DATA_LATENCY_CTRL 0x10C
27#define L2X0_EVENT_CNT_CTRL 0x200 29#define L2X0_EVENT_CNT_CTRL 0x200
28#define L2X0_EVENT_CNT1_CFG 0x204 30#define L2X0_EVENT_CNT1_CFG 0x204
29#define L2X0_EVENT_CNT0_CFG 0x208 31#define L2X0_EVENT_CNT0_CFG 0x208
diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig
index b6ec10627776..368b58ae3043 100644
--- a/arch/arm/mach-realview/Kconfig
+++ b/arch/arm/mach-realview/Kconfig
@@ -58,6 +58,13 @@ config MACH_REALVIEW_PBA8
58 PB-A8 is a platform with an on-board Cortex-A8 and has support for 58 PB-A8 is a platform with an on-board Cortex-A8 and has support for
59 PCI-E and Compact Flash. 59 PCI-E and Compact Flash.
60 60
61config MACH_REALVIEW_PBX
62 bool "Support RealView/PBX platform"
63 select ARM_GIC
64 select HAVE_PATA_PLATFORM
65 help
66 Include support for the ARM(R) RealView PBX platform.
67
61config REALVIEW_HIGH_PHYS_OFFSET 68config REALVIEW_HIGH_PHYS_OFFSET
62 bool "High physical base address for the RealView platform" 69 bool "High physical base address for the RealView platform"
63 depends on !MACH_REALVIEW_PB1176 70 depends on !MACH_REALVIEW_PB1176
diff --git a/arch/arm/mach-realview/Makefile b/arch/arm/mach-realview/Makefile
index 7bea8ffc4b59..7df1931ff443 100644
--- a/arch/arm/mach-realview/Makefile
+++ b/arch/arm/mach-realview/Makefile
@@ -7,5 +7,6 @@ obj-$(CONFIG_MACH_REALVIEW_EB) += realview_eb.o
7obj-$(CONFIG_MACH_REALVIEW_PB11MP) += realview_pb11mp.o 7obj-$(CONFIG_MACH_REALVIEW_PB11MP) += realview_pb11mp.o
8obj-$(CONFIG_MACH_REALVIEW_PB1176) += realview_pb1176.o 8obj-$(CONFIG_MACH_REALVIEW_PB1176) += realview_pb1176.o
9obj-$(CONFIG_MACH_REALVIEW_PBA8) += realview_pba8.o 9obj-$(CONFIG_MACH_REALVIEW_PBA8) += realview_pba8.o
10obj-$(CONFIG_MACH_REALVIEW_PBX) += realview_pbx.o
10obj-$(CONFIG_SMP) += platsmp.o headsmp.o localtimer.o 11obj-$(CONFIG_SMP) += platsmp.o headsmp.o localtimer.o
11obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o 12obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
diff --git a/arch/arm/mach-realview/include/mach/board-pbx.h b/arch/arm/mach-realview/include/mach/board-pbx.h
new file mode 100644
index 000000000000..c26509388828
--- /dev/null
+++ b/arch/arm/mach-realview/include/mach/board-pbx.h
@@ -0,0 +1,203 @@
1/*
2 * arch/arm/mach-realview/include/mach/board-pbx.h
3 *
4 * Copyright (C) 2009 ARM Limited
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
20#ifndef __ASM_ARCH_BOARD_PBX_H
21#define __ASM_ARCH_BOARD_PBX_H
22
23#include <mach/platform.h>
24
25/*
26 * Peripheral addresses
27 */
28#define REALVIEW_PBX_UART0_BASE 0x10009000 /* UART 0 */
29#define REALVIEW_PBX_UART1_BASE 0x1000A000 /* UART 1 */
30#define REALVIEW_PBX_UART2_BASE 0x1000B000 /* UART 2 */
31#define REALVIEW_PBX_UART3_BASE 0x1000C000 /* UART 3 */
32#define REALVIEW_PBX_SSP_BASE 0x1000D000 /* Synchronous Serial Port */
33#define REALVIEW_PBX_WATCHDOG0_BASE 0x1000F000 /* Watchdog 0 */
34#define REALVIEW_PBX_WATCHDOG_BASE 0x10010000 /* watchdog interface */
35#define REALVIEW_PBX_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */
36#define REALVIEW_PBX_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */
37#define REALVIEW_PBX_GPIO0_BASE 0x10013000 /* GPIO port 0 */
38#define REALVIEW_PBX_RTC_BASE 0x10017000 /* Real Time Clock */
39#define REALVIEW_PBX_TIMER4_5_BASE 0x10018000 /* Timer 4/5 */
40#define REALVIEW_PBX_TIMER6_7_BASE 0x10019000 /* Timer 6/7 */
41#define REALVIEW_PBX_SCTL_BASE 0x1001A000 /* System Controller */
42#define REALVIEW_PBX_CLCD_BASE 0x10020000 /* CLCD */
43#define REALVIEW_PBX_ONB_SRAM_BASE 0x10060000 /* On-board SRAM */
44#define REALVIEW_PBX_DMC_BASE 0x100E0000 /* DMC configuration */
45#define REALVIEW_PBX_SMC_BASE 0x100E1000 /* SMC configuration */
46#define REALVIEW_PBX_CAN_BASE 0x100E2000 /* CAN bus */
47#define REALVIEW_PBX_GIC_CPU_BASE 0x1E000000 /* Generic interrupt controller CPU interface */
48#define REALVIEW_PBX_FLASH0_BASE 0x40000000
49#define REALVIEW_PBX_FLASH0_SIZE SZ_64M
50#define REALVIEW_PBX_FLASH1_BASE 0x44000000
51#define REALVIEW_PBX_FLASH1_SIZE SZ_64M
52#define REALVIEW_PBX_ETH_BASE 0x4E000000 /* Ethernet */
53#define REALVIEW_PBX_USB_BASE 0x4F000000 /* USB */
54#define REALVIEW_PBX_GIC_DIST_BASE 0x1E001000 /* Generic interrupt controller distributor */
55#define REALVIEW_PBX_LT_BASE 0xC0000000 /* Logic Tile expansion */
56#define REALVIEW_PBX_SDRAM6_BASE 0x70000000 /* SDRAM bank 6 256MB */
57#define REALVIEW_PBX_SDRAM7_BASE 0x80000000 /* SDRAM bank 7 256MB */
58
59/*
60 * Tile-specific addresses
61 */
62#define REALVIEW_PBX_TILE_SCU_BASE 0x1F000000 /* SCU registers */
63#define REALVIEW_PBX_TILE_GIC_CPU_BASE 0x1F000100 /* Private Generic interrupt controller CPU interface */
64#define REALVIEW_PBX_TILE_TWD_BASE 0x1F000600
65#define REALVIEW_PBX_TILE_TWD_PERCPU_BASE 0x1F000700
66#define REALVIEW_PBX_TILE_TWD_SIZE 0x00000100
67#define REALVIEW_PBX_TILE_GIC_DIST_BASE 0x1F001000 /* Private Generic interrupt controller distributor */
68#define REALVIEW_PBX_TILE_L220_BASE 0x1F002000 /* L220 registers */
69
70#define REALVIEW_PBX_SYS_PLD_CTRL1 0x74
71
72/*
73 * PBX PCI regions
74 */
75#define REALVIEW_PBX_PCI_BASE 0x90040000 /* PCI-X Unit base */
76#define REALVIEW_PBX_PCI_IO_BASE 0x90050000 /* IO Region on AHB */
77#define REALVIEW_PBX_PCI_MEM_BASE 0xA0000000 /* MEM Region on AHB */
78
79#define REALVIEW_PBX_PCI_BASE_SIZE 0x10000 /* 16 Kb */
80#define REALVIEW_PBX_PCI_IO_SIZE 0x1000 /* 4 Kb */
81#define REALVIEW_PBX_PCI_MEM_SIZE 0x20000000 /* 512 MB */
82
83/*
84 * Irqs
85 */
86#define IRQ_PBX_GIC_START 32
87
88/* L220
89#define IRQ_PBX_L220_EVENT (IRQ_PBX_GIC_START + 29)
90#define IRQ_PBX_L220_SLAVE (IRQ_PBX_GIC_START + 30)
91#define IRQ_PBX_L220_DECODE (IRQ_PBX_GIC_START + 31)
92*/
93
94/*
95 * PB-X on-board gic irq sources
96 */
97#define IRQ_PBX_WATCHDOG (IRQ_PBX_GIC_START + 0) /* Watchdog timer */
98#define IRQ_PBX_SOFT (IRQ_PBX_GIC_START + 1) /* Software interrupt */
99#define IRQ_PBX_COMMRx (IRQ_PBX_GIC_START + 2) /* Debug Comm Rx interrupt */
100#define IRQ_PBX_COMMTx (IRQ_PBX_GIC_START + 3) /* Debug Comm Tx interrupt */
101#define IRQ_PBX_TIMER0_1 (IRQ_PBX_GIC_START + 4) /* Timer 0/1 (default timer) */
102#define IRQ_PBX_TIMER2_3 (IRQ_PBX_GIC_START + 5) /* Timer 2/3 */
103#define IRQ_PBX_GPIO0 (IRQ_PBX_GIC_START + 6) /* GPIO 0 */
104#define IRQ_PBX_GPIO1 (IRQ_PBX_GIC_START + 7) /* GPIO 1 */
105#define IRQ_PBX_GPIO2 (IRQ_PBX_GIC_START + 8) /* GPIO 2 */
106 /* 9 reserved */
107#define IRQ_PBX_RTC (IRQ_PBX_GIC_START + 10) /* Real Time Clock */
108#define IRQ_PBX_SSP (IRQ_PBX_GIC_START + 11) /* Synchronous Serial Port */
109#define IRQ_PBX_UART0 (IRQ_PBX_GIC_START + 12) /* UART 0 on development chip */
110#define IRQ_PBX_UART1 (IRQ_PBX_GIC_START + 13) /* UART 1 on development chip */
111#define IRQ_PBX_UART2 (IRQ_PBX_GIC_START + 14) /* UART 2 on development chip */
112#define IRQ_PBX_UART3 (IRQ_PBX_GIC_START + 15) /* UART 3 on development chip */
113#define IRQ_PBX_SCI (IRQ_PBX_GIC_START + 16) /* Smart Card Interface */
114#define IRQ_PBX_MMCI0A (IRQ_PBX_GIC_START + 17) /* Multimedia Card 0A */
115#define IRQ_PBX_MMCI0B (IRQ_PBX_GIC_START + 18) /* Multimedia Card 0B */
116#define IRQ_PBX_AACI (IRQ_PBX_GIC_START + 19) /* Audio Codec */
117#define IRQ_PBX_KMI0 (IRQ_PBX_GIC_START + 20) /* Keyboard/Mouse port 0 */
118#define IRQ_PBX_KMI1 (IRQ_PBX_GIC_START + 21) /* Keyboard/Mouse port 1 */
119#define IRQ_PBX_CHARLCD (IRQ_PBX_GIC_START + 22) /* Character LCD */
120#define IRQ_PBX_CLCD (IRQ_PBX_GIC_START + 23) /* CLCD controller */
121#define IRQ_PBX_DMAC (IRQ_PBX_GIC_START + 24) /* DMA controller */
122#define IRQ_PBX_PWRFAIL (IRQ_PBX_GIC_START + 25) /* Power failure */
123#define IRQ_PBX_PISMO (IRQ_PBX_GIC_START + 26) /* PISMO interface */
124#define IRQ_PBX_DoC (IRQ_PBX_GIC_START + 27) /* Disk on Chip memory controller */
125#define IRQ_PBX_ETH (IRQ_PBX_GIC_START + 28) /* Ethernet controller */
126#define IRQ_PBX_USB (IRQ_PBX_GIC_START + 29) /* USB controller */
127#define IRQ_PBX_TSPEN (IRQ_PBX_GIC_START + 30) /* Touchscreen pen */
128#define IRQ_PBX_TSKPAD (IRQ_PBX_GIC_START + 31) /* Touchscreen keypad */
129
130#define IRQ_PBX_PMU_SCU0 (IRQ_PBX_GIC_START + 32) /* SCU PMU Interrupts (11mp) */
131#define IRQ_PBX_PMU_SCU1 (IRQ_PBX_GIC_START + 33)
132#define IRQ_PBX_PMU_SCU2 (IRQ_PBX_GIC_START + 34)
133#define IRQ_PBX_PMU_SCU3 (IRQ_PBX_GIC_START + 35)
134#define IRQ_PBX_PMU_SCU4 (IRQ_PBX_GIC_START + 36)
135#define IRQ_PBX_PMU_SCU5 (IRQ_PBX_GIC_START + 37)
136#define IRQ_PBX_PMU_SCU6 (IRQ_PBX_GIC_START + 38)
137#define IRQ_PBX_PMU_SCU7 (IRQ_PBX_GIC_START + 39)
138
139#define IRQ_PBX_WATCHDOG1 (IRQ_PBX_GIC_START + 40) /* Watchdog1 timer */
140#define IRQ_PBX_TIMER4_5 (IRQ_PBX_GIC_START + 41) /* Timer 0/1 (default timer) */
141#define IRQ_PBX_TIMER6_7 (IRQ_PBX_GIC_START + 42) /* Timer 2/3 */
142/* ... */
143#define IRQ_PBX_PMU_CPU3 (IRQ_PBX_GIC_START + 44) /* CPU PMU Interrupts */
144#define IRQ_PBX_PMU_CPU2 (IRQ_PBX_GIC_START + 45)
145#define IRQ_PBX_PMU_CPU1 (IRQ_PBX_GIC_START + 46)
146#define IRQ_PBX_PMU_CPU0 (IRQ_PBX_GIC_START + 47)
147
148/* ... */
149#define IRQ_PBX_PCI0 (IRQ_PBX_GIC_START + 50)
150#define IRQ_PBX_PCI1 (IRQ_PBX_GIC_START + 51)
151#define IRQ_PBX_PCI2 (IRQ_PBX_GIC_START + 52)
152#define IRQ_PBX_PCI3 (IRQ_PBX_GIC_START + 53)
153
154#define IRQ_PBX_SMC -1
155#define IRQ_PBX_SCTL -1
156
157#define NR_GIC_PBX 1
158
159/*
160 * Only define NR_IRQS if less than NR_IRQS_PBX
161 */
162#define NR_IRQS_PBX (IRQ_PBX_GIC_START + 96)
163
164#if defined(CONFIG_MACH_REALVIEW_PBX)
165
166#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PBX)
167#undef NR_IRQS
168#define NR_IRQS NR_IRQS_PBX
169#endif
170
171#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PBX)
172#undef MAX_GIC_NR
173#define MAX_GIC_NR NR_GIC_PBX
174#endif
175
176#endif /* CONFIG_MACH_REALVIEW_PBX */
177
178/*
179 * Core tile identification (REALVIEW_SYS_PROCID)
180 */
181#define REALVIEW_PBX_PROC_MASK 0xFF000000
182#define REALVIEW_PBX_PROC_ARM7TDMI 0x00000000
183#define REALVIEW_PBX_PROC_ARM9 0x02000000
184#define REALVIEW_PBX_PROC_ARM11 0x04000000
185#define REALVIEW_PBX_PROC_ARM11MP 0x06000000
186#define REALVIEW_PBX_PROC_A9MP 0x0C000000
187#define REALVIEW_PBX_PROC_A8 0x0E000000
188
189#define check_pbx_proc(proc_type) \
190 ((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_PBX_PROC_MASK) \
191 == proc_type)
192
193#ifdef CONFIG_MACH_REALVIEW_PBX
194#define core_tile_pbx11mp() check_pbx_proc(REALVIEW_PBX_PROC_ARM11MP)
195#define core_tile_pbxa9mp() check_pbx_proc(REALVIEW_PBX_PROC_A9MP)
196#define core_tile_pbxa8() check_pbx_proc(REALVIEW_PBX_PROC_A8)
197#else
198#define core_tile_pbx11mp() 0
199#define core_tile_pbxa9mp() 0
200#define core_tile_pbxa8() 0
201#endif
202
203#endif /* __ASM_ARCH_BOARD_PBX_H */
diff --git a/arch/arm/mach-realview/include/mach/debug-macro.S b/arch/arm/mach-realview/include/mach/debug-macro.S
index 92dbcb9e1792..932d8af18062 100644
--- a/arch/arm/mach-realview/include/mach/debug-macro.S
+++ b/arch/arm/mach-realview/include/mach/debug-macro.S
@@ -12,7 +12,8 @@
12 12
13#if defined(CONFIG_MACH_REALVIEW_EB) || \ 13#if defined(CONFIG_MACH_REALVIEW_EB) || \
14 defined(CONFIG_MACH_REALVIEW_PB11MP) || \ 14 defined(CONFIG_MACH_REALVIEW_PB11MP) || \
15 defined(CONFIG_MACH_REALVIEW_PBA8) 15 defined(CONFIG_MACH_REALVIEW_PBA8) || \
16 defined(CONFIG_MACH_REALVIEW_PBX)
16#ifndef DEBUG_LL_UART_OFFSET 17#ifndef DEBUG_LL_UART_OFFSET
17#define DEBUG_LL_UART_OFFSET 0x00009000 18#define DEBUG_LL_UART_OFFSET 0x00009000
18#elif DEBUG_LL_UART_OFFSET != 0x00009000 19#elif DEBUG_LL_UART_OFFSET != 0x00009000
diff --git a/arch/arm/mach-realview/include/mach/irqs.h b/arch/arm/mach-realview/include/mach/irqs.h
index fe5cb987aa21..e9e38264671e 100644
--- a/arch/arm/mach-realview/include/mach/irqs.h
+++ b/arch/arm/mach-realview/include/mach/irqs.h
@@ -26,6 +26,7 @@
26#include <mach/board-pb11mp.h> 26#include <mach/board-pb11mp.h>
27#include <mach/board-pb1176.h> 27#include <mach/board-pb1176.h>
28#include <mach/board-pba8.h> 28#include <mach/board-pba8.h>
29#include <mach/board-pbx.h>
29 30
30#define IRQ_LOCALTIMER 29 31#define IRQ_LOCALTIMER 29
31#define IRQ_LOCALWDOG 30 32#define IRQ_LOCALWDOG 30
diff --git a/arch/arm/mach-realview/include/mach/uncompress.h b/arch/arm/mach-realview/include/mach/uncompress.h
index 415d634d52ab..83050378ffd2 100644
--- a/arch/arm/mach-realview/include/mach/uncompress.h
+++ b/arch/arm/mach-realview/include/mach/uncompress.h
@@ -24,6 +24,7 @@
24#include <mach/board-pb11mp.h> 24#include <mach/board-pb11mp.h>
25#include <mach/board-pb1176.h> 25#include <mach/board-pb1176.h>
26#include <mach/board-pba8.h> 26#include <mach/board-pba8.h>
27#include <mach/board-pbx.h>
27 28
28#define AMBA_UART_DR(base) (*(volatile unsigned char *)((base) + 0x00)) 29#define AMBA_UART_DR(base) (*(volatile unsigned char *)((base) + 0x00))
29#define AMBA_UART_LCRH(base) (*(volatile unsigned char *)((base) + 0x2c)) 30#define AMBA_UART_LCRH(base) (*(volatile unsigned char *)((base) + 0x2c))
@@ -43,6 +44,8 @@ static inline unsigned long get_uart_base(void)
43 return REALVIEW_PB1176_UART0_BASE; 44 return REALVIEW_PB1176_UART0_BASE;
44 else if (machine_is_realview_pba8()) 45 else if (machine_is_realview_pba8())
45 return REALVIEW_PBA8_UART0_BASE; 46 return REALVIEW_PBA8_UART0_BASE;
47 else if (machine_is_realview_pbx())
48 return REALVIEW_PBX_UART0_BASE;
46 else 49 else
47 return 0; 50 return 0;
48} 51}
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index 30a9c68591f6..e3bd9345c6a1 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -22,6 +22,7 @@
22 22
23#include <mach/board-eb.h> 23#include <mach/board-eb.h>
24#include <mach/board-pb11mp.h> 24#include <mach/board-pb11mp.h>
25#include <mach/board-pbx.h>
25#include <mach/scu.h> 26#include <mach/scu.h>
26 27
27#include "core.h" 28#include "core.h"
@@ -40,6 +41,9 @@ static void __iomem *scu_base_addr(void)
40 return __io_address(REALVIEW_EB11MP_SCU_BASE); 41 return __io_address(REALVIEW_EB11MP_SCU_BASE);
41 else if (machine_is_realview_pb11mp()) 42 else if (machine_is_realview_pb11mp())
42 return __io_address(REALVIEW_TC11MP_SCU_BASE); 43 return __io_address(REALVIEW_TC11MP_SCU_BASE);
44 else if (machine_is_realview_pbx() &&
45 (core_tile_pbx11mp() || core_tile_pbxa9mp()))
46 return __io_address(REALVIEW_PBX_TILE_SCU_BASE);
43 else 47 else
44 return (void __iomem *)0; 48 return (void __iomem *)0;
45} 49}
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
new file mode 100644
index 000000000000..1fe294d0bf9d
--- /dev/null
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -0,0 +1,335 @@
1/*
2 * arch/arm/mach-realview/realview_pbx.c
3 *
4 * Copyright (C) 2009 ARM Limited
5 * Copyright (C) 2000 Deep Blue Solutions Ltd
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#include <linux/init.h>
22#include <linux/platform_device.h>
23#include <linux/sysdev.h>
24#include <linux/amba/bus.h>
25#include <linux/io.h>
26
27#include <asm/irq.h>
28#include <asm/leds.h>
29#include <asm/mach-types.h>
30#include <asm/hardware/gic.h>
31#include <asm/hardware/cache-l2x0.h>
32
33#include <asm/mach/arch.h>
34#include <asm/mach/map.h>
35#include <asm/mach/mmc.h>
36#include <asm/mach/time.h>
37
38#include <mach/hardware.h>
39#include <mach/board-pbx.h>
40#include <mach/irqs.h>
41
42#include "core.h"
43
44static struct map_desc realview_pbx_io_desc[] __initdata = {
45 {
46 .virtual = IO_ADDRESS(REALVIEW_SYS_BASE),
47 .pfn = __phys_to_pfn(REALVIEW_SYS_BASE),
48 .length = SZ_4K,
49 .type = MT_DEVICE,
50 }, {
51 .virtual = IO_ADDRESS(REALVIEW_PBX_GIC_CPU_BASE),
52 .pfn = __phys_to_pfn(REALVIEW_PBX_GIC_CPU_BASE),
53 .length = SZ_4K,
54 .type = MT_DEVICE,
55 }, {
56 .virtual = IO_ADDRESS(REALVIEW_PBX_GIC_DIST_BASE),
57 .pfn = __phys_to_pfn(REALVIEW_PBX_GIC_DIST_BASE),
58 .length = SZ_4K,
59 .type = MT_DEVICE,
60 }, {
61 .virtual = IO_ADDRESS(REALVIEW_SCTL_BASE),
62 .pfn = __phys_to_pfn(REALVIEW_SCTL_BASE),
63 .length = SZ_4K,
64 .type = MT_DEVICE,
65 }, {
66 .virtual = IO_ADDRESS(REALVIEW_PBX_TIMER0_1_BASE),
67 .pfn = __phys_to_pfn(REALVIEW_PBX_TIMER0_1_BASE),
68 .length = SZ_4K,
69 .type = MT_DEVICE,
70 }, {
71 .virtual = IO_ADDRESS(REALVIEW_PBX_TIMER2_3_BASE),
72 .pfn = __phys_to_pfn(REALVIEW_PBX_TIMER2_3_BASE),
73 .length = SZ_4K,
74 .type = MT_DEVICE,
75 },
76#ifdef CONFIG_PCI
77 {
78 .virtual = PCIX_UNIT_BASE,
79 .pfn = __phys_to_pfn(REALVIEW_PBX_PCI_BASE),
80 .length = REALVIEW_PBX_PCI_BASE_SIZE,
81 .type = MT_DEVICE,
82 },
83#endif
84#ifdef CONFIG_DEBUG_LL
85 {
86 .virtual = IO_ADDRESS(REALVIEW_PBX_UART0_BASE),
87 .pfn = __phys_to_pfn(REALVIEW_PBX_UART0_BASE),
88 .length = SZ_4K,
89 .type = MT_DEVICE,
90 },
91#endif
92};
93
94static struct map_desc realview_local_io_desc[] __initdata = {
95 {
96 .virtual = IO_ADDRESS(REALVIEW_PBX_TILE_GIC_CPU_BASE),
97 .pfn = __phys_to_pfn(REALVIEW_PBX_TILE_GIC_CPU_BASE),
98 .length = SZ_4K,
99 .type = MT_DEVICE,
100 }, {
101 .virtual = IO_ADDRESS(REALVIEW_PBX_TILE_GIC_DIST_BASE),
102 .pfn = __phys_to_pfn(REALVIEW_PBX_TILE_GIC_DIST_BASE),
103 .length = SZ_4K,
104 .type = MT_DEVICE,
105 }, {
106 .virtual = IO_ADDRESS(REALVIEW_PBX_TILE_L220_BASE),
107 .pfn = __phys_to_pfn(REALVIEW_PBX_TILE_L220_BASE),
108 .length = SZ_8K,
109 .type = MT_DEVICE,
110 }
111};
112
113static void __init realview_pbx_map_io(void)
114{
115 iotable_init(realview_pbx_io_desc, ARRAY_SIZE(realview_pbx_io_desc));
116 if (core_tile_pbx11mp() || core_tile_pbxa9mp())
117 iotable_init(realview_local_io_desc, ARRAY_SIZE(realview_local_io_desc));
118}
119
120/*
121 * RealView PBXCore AMBA devices
122 */
123
124#define GPIO2_IRQ { IRQ_PBX_GPIO2, NO_IRQ }
125#define GPIO2_DMA { 0, 0 }
126#define GPIO3_IRQ { IRQ_PBX_GPIO3, NO_IRQ }
127#define GPIO3_DMA { 0, 0 }
128#define AACI_IRQ { IRQ_PBX_AACI, NO_IRQ }
129#define AACI_DMA { 0x80, 0x81 }
130#define MMCI0_IRQ { IRQ_PBX_MMCI0A, IRQ_PBX_MMCI0B }
131#define MMCI0_DMA { 0x84, 0 }
132#define KMI0_IRQ { IRQ_PBX_KMI0, NO_IRQ }
133#define KMI0_DMA { 0, 0 }
134#define KMI1_IRQ { IRQ_PBX_KMI1, NO_IRQ }
135#define KMI1_DMA { 0, 0 }
136#define PBX_SMC_IRQ { NO_IRQ, NO_IRQ }
137#define PBX_SMC_DMA { 0, 0 }
138#define MPMC_IRQ { NO_IRQ, NO_IRQ }
139#define MPMC_DMA { 0, 0 }
140#define PBX_CLCD_IRQ { IRQ_PBX_CLCD, NO_IRQ }
141#define PBX_CLCD_DMA { 0, 0 }
142#define DMAC_IRQ { IRQ_PBX_DMAC, NO_IRQ }
143#define DMAC_DMA { 0, 0 }
144#define SCTL_IRQ { NO_IRQ, NO_IRQ }
145#define SCTL_DMA { 0, 0 }
146#define PBX_WATCHDOG_IRQ { IRQ_PBX_WATCHDOG, NO_IRQ }
147#define PBX_WATCHDOG_DMA { 0, 0 }
148#define PBX_GPIO0_IRQ { IRQ_PBX_GPIO0, NO_IRQ }
149#define PBX_GPIO0_DMA { 0, 0 }
150#define GPIO1_IRQ { IRQ_PBX_GPIO1, NO_IRQ }
151#define GPIO1_DMA { 0, 0 }
152#define PBX_RTC_IRQ { IRQ_PBX_RTC, NO_IRQ }
153#define PBX_RTC_DMA { 0, 0 }
154#define SCI_IRQ { IRQ_PBX_SCI, NO_IRQ }
155#define SCI_DMA { 7, 6 }
156#define PBX_UART0_IRQ { IRQ_PBX_UART0, NO_IRQ }
157#define PBX_UART0_DMA { 15, 14 }
158#define PBX_UART1_IRQ { IRQ_PBX_UART1, NO_IRQ }
159#define PBX_UART1_DMA { 13, 12 }
160#define PBX_UART2_IRQ { IRQ_PBX_UART2, NO_IRQ }
161#define PBX_UART2_DMA { 11, 10 }
162#define PBX_UART3_IRQ { IRQ_PBX_UART3, NO_IRQ }
163#define PBX_UART3_DMA { 0x86, 0x87 }
164#define PBX_SSP_IRQ { IRQ_PBX_SSP, NO_IRQ }
165#define PBX_SSP_DMA { 9, 8 }
166
167/* FPGA Primecells */
168AMBA_DEVICE(aaci, "fpga:04", AACI, NULL);
169AMBA_DEVICE(mmc0, "fpga:05", MMCI0, &realview_mmc0_plat_data);
170AMBA_DEVICE(kmi0, "fpga:06", KMI0, NULL);
171AMBA_DEVICE(kmi1, "fpga:07", KMI1, NULL);
172AMBA_DEVICE(uart3, "fpga:09", PBX_UART3, NULL);
173
174/* DevChip Primecells */
175AMBA_DEVICE(smc, "dev:00", PBX_SMC, NULL);
176AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
177AMBA_DEVICE(wdog, "dev:e1", PBX_WATCHDOG, NULL);
178AMBA_DEVICE(gpio0, "dev:e4", PBX_GPIO0, NULL);
179AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
180AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
181AMBA_DEVICE(rtc, "dev:e8", PBX_RTC, NULL);
182AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
183AMBA_DEVICE(uart0, "dev:f1", PBX_UART0, NULL);
184AMBA_DEVICE(uart1, "dev:f2", PBX_UART1, NULL);
185AMBA_DEVICE(uart2, "dev:f3", PBX_UART2, NULL);
186AMBA_DEVICE(ssp0, "dev:f4", PBX_SSP, NULL);
187
188/* Primecells on the NEC ISSP chip */
189AMBA_DEVICE(clcd, "issp:20", PBX_CLCD, &clcd_plat_data);
190AMBA_DEVICE(dmac, "issp:30", DMAC, NULL);
191
192static struct amba_device *amba_devs[] __initdata = {
193 &dmac_device,
194 &uart0_device,
195 &uart1_device,
196 &uart2_device,
197 &uart3_device,
198 &smc_device,
199 &clcd_device,
200 &sctl_device,
201 &wdog_device,
202 &gpio0_device,
203 &gpio1_device,
204 &gpio2_device,
205 &rtc_device,
206 &sci0_device,
207 &ssp0_device,
208 &aaci_device,
209 &mmc0_device,
210 &kmi0_device,
211 &kmi1_device,
212};
213
214/*
215 * RealView PB-X platform devices
216 */
217static struct resource realview_pbx_flash_resources[] = {
218 [0] = {
219 .start = REALVIEW_PBX_FLASH0_BASE,
220 .end = REALVIEW_PBX_FLASH0_BASE + REALVIEW_PBX_FLASH0_SIZE - 1,
221 .flags = IORESOURCE_MEM,
222 },
223 [1] = {
224 .start = REALVIEW_PBX_FLASH1_BASE,
225 .end = REALVIEW_PBX_FLASH1_BASE + REALVIEW_PBX_FLASH1_SIZE - 1,
226 .flags = IORESOURCE_MEM,
227 },
228};
229
230static struct resource realview_pbx_smsc911x_resources[] = {
231 [0] = {
232 .start = REALVIEW_PBX_ETH_BASE,
233 .end = REALVIEW_PBX_ETH_BASE + SZ_64K - 1,
234 .flags = IORESOURCE_MEM,
235 },
236 [1] = {
237 .start = IRQ_PBX_ETH,
238 .end = IRQ_PBX_ETH,
239 .flags = IORESOURCE_IRQ,
240 },
241};
242
243static struct resource realview_pbx_isp1761_resources[] = {
244 [0] = {
245 .start = REALVIEW_PBX_USB_BASE,
246 .end = REALVIEW_PBX_USB_BASE + SZ_128K - 1,
247 .flags = IORESOURCE_MEM,
248 },
249 [1] = {
250 .start = IRQ_PBX_USB,
251 .end = IRQ_PBX_USB,
252 .flags = IORESOURCE_IRQ,
253 },
254};
255
256static void __init gic_init_irq(void)
257{
258 /* ARM PBX on-board GIC */
259 if (core_tile_pbx11mp() || core_tile_pbxa9mp()) {
260 gic_cpu_base_addr = __io_address(REALVIEW_PBX_TILE_GIC_CPU_BASE);
261 gic_dist_init(0, __io_address(REALVIEW_PBX_TILE_GIC_DIST_BASE),
262 29);
263 gic_cpu_init(0, __io_address(REALVIEW_PBX_TILE_GIC_CPU_BASE));
264 } else {
265 gic_cpu_base_addr = __io_address(REALVIEW_PBX_GIC_CPU_BASE);
266 gic_dist_init(0, __io_address(REALVIEW_PBX_GIC_DIST_BASE),
267 IRQ_PBX_GIC_START);
268 gic_cpu_init(0, __io_address(REALVIEW_PBX_GIC_CPU_BASE));
269 }
270}
271
272static void __init realview_pbx_timer_init(void)
273{
274 timer0_va_base = __io_address(REALVIEW_PBX_TIMER0_1_BASE);
275 timer1_va_base = __io_address(REALVIEW_PBX_TIMER0_1_BASE) + 0x20;
276 timer2_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE);
277 timer3_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE) + 0x20;
278
279#ifdef CONFIG_LOCAL_TIMERS
280 if (core_tile_pbx11mp() || core_tile_pbxa9mp())
281 twd_base = __io_address(REALVIEW_PBX_TILE_TWD_BASE);
282#endif
283 realview_timer_init(IRQ_PBX_TIMER0_1);
284}
285
286static struct sys_timer realview_pbx_timer = {
287 .init = realview_pbx_timer_init,
288};
289
290static void __init realview_pbx_init(void)
291{
292 int i;
293
294#ifdef CONFIG_CACHE_L2X0
295 if (core_tile_pbxa9mp()) {
296 void __iomem *l2x0_base =
297 __io_address(REALVIEW_PBX_TILE_L220_BASE);
298
299 /* set RAM latencies to 1 cycle for eASIC */
300 writel(0, l2x0_base + L2X0_TAG_LATENCY_CTRL);
301 writel(0, l2x0_base + L2X0_DATA_LATENCY_CTRL);
302
303 /* 16KB way size, 8-way associativity, parity disabled
304 * Bits: .. 0 0 0 0 1 00 1 0 1 001 0 000 0 .... .... .... */
305 l2x0_init(l2x0_base, 0x02520000, 0xc0000fff);
306 }
307#endif
308
309 realview_flash_register(realview_pbx_flash_resources,
310 ARRAY_SIZE(realview_pbx_flash_resources));
311 realview_eth_register(NULL, realview_pbx_smsc911x_resources);
312 platform_device_register(&realview_i2c_device);
313 platform_device_register(&realview_cf_device);
314 realview_usb_register(realview_pbx_isp1761_resources);
315
316 for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
317 struct amba_device *d = amba_devs[i];
318 amba_device_register(d, &iomem_resource);
319 }
320
321#ifdef CONFIG_LEDS
322 leds_event = realview_leds_event;
323#endif
324}
325
326MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX")
327 /* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
328 .phys_io = REALVIEW_PBX_UART0_BASE,
329 .io_pg_offst = (IO_ADDRESS(REALVIEW_PBX_UART0_BASE) >> 18) & 0xfffc,
330 .boot_params = PHYS_OFFSET + 0x00000100,
331 .map_io = realview_pbx_map_io,
332 .init_irq = gic_init_irq,
333 .timer = &realview_pbx_timer,
334 .init_machine = realview_pbx_init,
335MACHINE_END
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 20979564e7ee..76bbcde049b0 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -391,7 +391,7 @@ config CPU_FEROCEON_OLD_ID
391 391
392# ARMv6 392# ARMv6
393config CPU_V6 393config CPU_V6
394 bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB 394 bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX
395 select CPU_32v6 395 select CPU_32v6
396 select CPU_ABRT_EV6 396 select CPU_ABRT_EV6
397 select CPU_PABRT_NOIFAR 397 select CPU_PABRT_NOIFAR
@@ -416,7 +416,7 @@ config CPU_32v6K
416 416
417# ARMv7 417# ARMv7
418config CPU_V7 418config CPU_V7
419 bool "Support ARM V7 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB 419 bool "Support ARM V7 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX
420 select CPU_32v6K 420 select CPU_32v6K
421 select CPU_32v7 421 select CPU_32v7
422 select CPU_ABRT_EV7 422 select CPU_ABRT_EV7
@@ -747,7 +747,7 @@ config CACHE_FEROCEON_L2_WRITETHROUGH
747config CACHE_L2X0 747config CACHE_L2X0
748 bool "Enable the L2x0 outer cache controller" 748 bool "Enable the L2x0 outer cache controller"
749 depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \ 749 depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \
750 REALVIEW_EB_A9MP || ARCH_MX35 || ARCH_MX31 750 REALVIEW_EB_A9MP || ARCH_MX35 || ARCH_MX31 || MACH_REALVIEW_PBX
751 default y 751 default y
752 select OUTER_CACHE 752 select OUTER_CACHE
753 help 753 help
generated by cgit v1.2.2 (git 2.25.0) at 2024-10-31 22:21:49 -0400