diff options
Diffstat (limited to 'arch/arm/mach-realview')
| -rw-r--r-- | arch/arm/mach-realview/core.c | 21 | ||||
| -rw-r--r-- | arch/arm/mach-realview/core.h | 6 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_eb.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pb1176.c | 13 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pb11mp.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pba8.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-realview/realview_pbx.c | 1 |
7 files changed, 44 insertions, 0 deletions
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index a2083b60e3fb..c21b0fd39652 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -788,3 +788,24 @@ void __init realview_timer_init(unsigned int timer_irq) realview_clocksource_init(); realview_clockevents_init(timer_irq); } + +/* + * Setup the memory banks. + */ +void realview_fixup(struct machine_desc *mdesc, struct tag *tags, char **from, + struct meminfo *meminfo) +{ + /* + * Most RealView platforms have 512MB contiguous RAM at 0x70000000. + * Half of this is mirrored at 0. + */ +#ifdef CONFIG_REALVIEW_HIGH_PHYS_OFFSET + meminfo->bank[0].start = 0x70000000; + meminfo->bank[0].size = SZ_512M; + meminfo->nr_banks = 1; +#else + meminfo->bank[0].start = 0; + meminfo->bank[0].size = SZ_256M; + meminfo->nr_banks = 1; +#endif +} diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h index 699671fa6e0b..781bca68a9fa 100644 --- a/arch/arm/mach-realview/core.h +++ b/arch/arm/mach-realview/core.h @@ -25,6 +25,7 @@ #include <linux/amba/bus.h> #include <linux/io.h> +#include <asm/setup.h> #include <asm/leds.h> #define AMBA_DEVICE(name,busid,base,plat) \ @@ -44,6 +45,8 @@ static struct amba_device name##_device = { \ /* .dma = base##_DMA,*/ \ } +struct machine_desc; + extern struct platform_device realview_flash_device; extern struct platform_device realview_cf_device; extern struct platform_device realview_i2c_device; @@ -61,5 +64,8 @@ extern void realview_timer_init(unsigned int timer_irq); extern int realview_flash_register(struct resource *res, u32 num); extern int realview_eth_register(const char *name, struct resource *res); extern int realview_usb_register(struct resource *res); +extern void realview_fixup(struct machine_desc *mdesc, struct tag *tags, + char **from, struct meminfo *meminfo); extern void (*realview_reset)(char); + #endif diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c index 1d65e64ae571..917f8ca3abff 100644 --- a/arch/arm/mach-realview/realview_eb.c +++ b/arch/arm/mach-realview/realview_eb.c @@ -415,6 +415,7 @@ MACHINE_START(REALVIEW_EB, "ARM-RealView EB") .phys_io = REALVIEW_EB_UART0_BASE, .io_pg_offst = (IO_ADDRESS(REALVIEW_EB_UART0_BASE) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x00000100, + .fixup = realview_fixup, .map_io = realview_eb_map_io, .init_irq = gic_init_irq, .timer = &realview_eb_timer, diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c index a6ba147692c1..7fb726d5f8b9 100644 --- a/arch/arm/mach-realview/realview_pb1176.c +++ b/arch/arm/mach-realview/realview_pb1176.c @@ -300,6 +300,18 @@ static void realview_pb1176_reset(char mode) __raw_writel(REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL, hdr_ctrl); } +static void realview_pb1176_fixup(struct machine_desc *mdesc, + struct tag *tags, char **from, + struct meminfo *meminfo) +{ + /* + * RealView PB1176 only has 128MB of RAM mapped at 0. + */ + meminfo->bank[0].start = 0; + meminfo->bank[0].size = SZ_128M; + meminfo->nr_banks = 1; +} + static void __init realview_pb1176_init(void) { int i; @@ -331,6 +343,7 @@ MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176") .phys_io = REALVIEW_PB1176_UART0_BASE, .io_pg_offst = (IO_ADDRESS(REALVIEW_PB1176_UART0_BASE) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x00000100, + .fixup = realview_pb1176_fixup, .map_io = realview_pb1176_map_io, .init_irq = gic_init_irq, .timer = &realview_pb1176_timer, diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c index 070d284ce96e..9bbbfc05f225 100644 --- a/arch/arm/mach-realview/realview_pb11mp.c +++ b/arch/arm/mach-realview/realview_pb11mp.c @@ -347,6 +347,7 @@ MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore") .phys_io = REALVIEW_PB11MP_UART0_BASE, .io_pg_offst = (IO_ADDRESS(REALVIEW_PB11MP_UART0_BASE) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x00000100, + .fixup = realview_fixup, .map_io = realview_pb11mp_map_io, .init_irq = gic_init_irq, .timer = &realview_pb11mp_timer, diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c index 941beb2b9709..fe861e96c566 100644 --- a/arch/arm/mach-realview/realview_pba8.c +++ b/arch/arm/mach-realview/realview_pba8.c @@ -298,6 +298,7 @@ MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8") .phys_io = REALVIEW_PBA8_UART0_BASE, .io_pg_offst = (IO_ADDRESS(REALVIEW_PBA8_UART0_BASE) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x00000100, + .fixup = realview_fixup, .map_io = realview_pba8_map_io, .init_irq = gic_init_irq, .timer = &realview_pba8_timer, diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c index 7e4bc6cdca52..5d09d8b4a1cb 100644 --- a/arch/arm/mach-realview/realview_pbx.c +++ b/arch/arm/mach-realview/realview_pbx.c @@ -345,6 +345,7 @@ MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX") .phys_io = REALVIEW_PBX_UART0_BASE, .io_pg_offst = (IO_ADDRESS(REALVIEW_PBX_UART0_BASE) >> 18) & 0xfffc, .boot_params = PHYS_OFFSET + 0x00000100, + .fixup = realview_fixup, .map_io = realview_pbx_map_io, .init_irq = gic_init_irq, .timer = &realview_pbx_timer, |