diff options
Diffstat (limited to 'arch/arm/mach-realview/realview_pb1176.c')
| -rw-r--r-- | arch/arm/mach-realview/realview_pb1176.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c index 2817fe099319..44392e51dd50 100644 --- a/arch/arm/mach-realview/realview_pb1176.c +++ b/arch/arm/mach-realview/realview_pb1176.c @@ -290,6 +290,26 @@ static struct sys_timer realview_pb1176_timer = { .init = realview_pb1176_timer_init, }; +static void realview_pb1176_reset(char mode) +{ + void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); + void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); + __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); + __raw_writel(REALVIEW_PB1176_SYS_SOFT_RESET, reset_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; @@ -313,6 +333,7 @@ static void __init realview_pb1176_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif + realview_reset = realview_pb1176_reset; } MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176") @@ -320,6 +341,7 @@ 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, |