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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2011-11-01 01:23:20 +0800
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2011-11-28 22:50:38 +0800
commitf22deee523e0ff49c3be01dd6f979d374230725a (patch)
treee8ef85e51335de930cba58e5d7fb90625590002b /arch/arm/mach-at91/setup.c
parentf466f3bc92eb6857181bb033d14b1e9b1dd52140 (diff)
downloadop-kernel-dev-f22deee523e0ff49c3be01dd6f979d374230725a.zip
op-kernel-dev-f22deee523e0ff49c3be01dd6f979d374230725a.tar.gz
ARM: at91: make shutdown controler soc independent
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Diffstat (limited to 'arch/arm/mach-at91/setup.c')
-rw-r--r--arch/arm/mach-at91/setup.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/setup.c b/arch/arm/mach-at91/setup.c
index 63b3ac2..053c369 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"
@@ -285,6 +287,21 @@ 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();
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