summaryrefslogtreecommitdiff
path: root/arch/arm/mach-versatile/core.c
diff options
context:
space:
mode:
authorArnd Bergmann <arnd@arndb.de>2012-01-07 16:44:37 +0400
committerArnd Bergmann <arnd@arndb.de>2012-01-08 00:40:51 +0400
commitb001befe58691ef3627458cd814e8cee7f845c5f (patch)
tree1083f1a1cd3feeceeac4b395534df0ff032fdbc8 /arch/arm/mach-versatile/core.c
parent31b2a868451d630bacfdeddc626371b3f9d9a01c (diff)
parent928a11ba36f999436915ea2b1eadf54301f93059 (diff)
downloadlinux-b001befe58691ef3627458cd814e8cee7f845c5f.tar.xz
Merge branch 'samsung/dt' into next/dt
* samsung/dt: (3 commit) Merge branch 'depends/rmk/for-linus' into samsung/dt Merge branch 'depends/rmk/restart' into next/cleanup Merge branch 'next/cleanup' into samsung/dt Conflicts: arch/arm/mach-tegra/board-dt.c arch/arm/mach-tegra/include/mach/entry-macro.S The latest version of the samsung/dt branch resolves all sorts of conflicts with the latest upstream, no functional changes that are not already there. Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-versatile/core.c')
-rw-r--r--arch/arm/mach-versatile/core.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index e340a54251df..cbcda61162d3 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -141,11 +141,6 @@ static struct map_desc versatile_io_desc[] __initdata = {
},
#ifdef CONFIG_MACH_VERSATILE_AB
{
- .virtual = IO_ADDRESS(VERSATILE_GPIO0_BASE),
- .pfn = __phys_to_pfn(VERSATILE_GPIO0_BASE),
- .length = SZ_4K,
- .type = MT_DEVICE
- }, {
.virtual = IO_ADDRESS(VERSATILE_IB2_BASE),
.pfn = __phys_to_pfn(VERSATILE_IB2_BASE),
.length = SZ_64M,
@@ -745,6 +740,19 @@ static void versatile_leds_event(led_event_t ledevt)
}
#endif /* CONFIG_LEDS */
+void versatile_restart(char mode, const char *cmd)
+{
+ void __iomem *sys = __io_address(VERSATILE_SYS_BASE);
+ u32 val;
+
+ val = __raw_readl(sys + VERSATILE_SYS_RESETCTL_OFFSET);
+ val |= 0x105;
+
+ __raw_writel(0xa05f, sys + VERSATILE_SYS_LOCK_OFFSET);
+ __raw_writel(val, sys + VERSATILE_SYS_RESETCTL_OFFSET);
+ __raw_writel(0, sys + VERSATILE_SYS_LOCK_OFFSET);
+}
+
/* Early initializations */
void __init versatile_init_early(void)
{