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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/arm/mach-realview
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/arm/mach-realview')
-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
8 files changed, 556 insertions, 1 deletions
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
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-07 18:53:08 -0500