diff options
Diffstat (limited to 'arch/arm/mach-at91/setup.c')
-rw-r--r-- | arch/arm/mach-at91/setup.c | 44 |
1 files changed, 21 insertions, 23 deletions
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c index aa64294c7db..8bdcc3cb601 100644 --- a/arch/arm/mach-at91/setup.c +++ b/arch/arm/mach-at91/setup.c @@ -8,6 +8,7 @@ #include <linux/module.h> #include <linux/io.h> #include <linux/mm.h> +#include <linux/pm.h> #include <asm/mach/map.h> @@ -15,6 +16,7 @@ #include <mach/cpu.h> #include <mach/at91_dbgu.h> #include <mach/at91_pmc.h> +#include <mach/at91_shdwc.h> #include "soc.h" #include "generic.h" @@ -73,27 +75,6 @@ static struct map_desc at91_io_desc __initdata = { .type = MT_DEVICE, }; -void __iomem *at91_ioremap(unsigned long p, size_t size, unsigned int type) -{ - if (p >= AT91_BASE_SYS && p <= (AT91_BASE_SYS + SZ_16K - 1)) - return (void __iomem *)AT91_IO_P2V(p); - - return __arm_ioremap_caller(p, size, type, __builtin_return_address(0)); -} -EXPORT_SYMBOL(at91_ioremap); - -void at91_iounmap(volatile void __iomem *addr) -{ - unsigned long virt = (unsigned long)addr; - - if (virt >= VMALLOC_START && virt < VMALLOC_END) - __iounmap(addr); -} -EXPORT_SYMBOL(at91_iounmap); - -#define AT91_DBGU0 0xfffff200 -#define AT91_DBGU1 0xffffee00 - static void __init soc_detect(u32 dbgu_base) { u32 cidr, socid; @@ -266,9 +247,9 @@ void __init at91_map_io(void) at91_soc_initdata.type = AT91_SOC_NONE; at91_soc_initdata.subtype = AT91_SOC_SUBTYPE_NONE; - soc_detect(AT91_DBGU0); + soc_detect(AT91_BASE_DBGU0); if (!at91_soc_is_detected()) - soc_detect(AT91_DBGU1); + soc_detect(AT91_BASE_DBGU1); if (!at91_soc_is_detected()) panic("AT91: Impossible to detect the SOC type"); @@ -285,8 +266,25 @@ void __init at91_map_io(void) at91_boot_soc.map_io(); } +void __iomem *at91_shdwc_base = NULL; + +static void at91sam9_poweroff(void) +{ + at91_shdwc_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW); +} + +void __init at91_ioremap_shdwc(u32 base_addr) +{ + at91_shdwc_base = ioremap(base_addr, 16); + if (!at91_shdwc_base) + panic("Impossible to ioremap at91_shdwc_base\n"); + pm_power_off = at91sam9_poweroff; +} + void __init at91_initialize(unsigned long main_clock) { + at91_boot_soc.ioremap_registers(); + /* Init clock subsystem */ at91_clock_init(main_clock); |