This patch looks like it should be in the 3.8-stable tree, should we apply
it?
------------------
From: "Thomas Abraham <thomas.ab@xxxxxxxxxxx>"
The soft-reset control register is located in the XMU controller space.
Map this controller space before writing to the soft-reset controller
register.
Signed-off-by: Thomas Abraham <thomas.ab@xxxxxxxxxxx>
Signed-off-by: Girish K S <ks.giri@xxxxxxxxxxx>
Signed-off-by: Kukjin <kgene.kim@xxxxxxxxxxx>
Signed-off-by: Jonghwan Choi <jhbird.choi@xxxxxxxxxxx>
---
arch/arm/mach-exynos/common.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c
index 1a89824..3b6de7a 100644
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -299,6 +299,7 @@ void exynos4_restart(char mode, const char *cmd)
void exynos5_restart(char mode, const char *cmd)
{
+ struct device_node *np;
u32 val;
void __iomem *addr;
@@ -306,8 +307,9 @@ void exynos5_restart(char mode, const char *cmd)
val = 0x1;
addr = EXYNOS_SWRESET;
} else if (of_machine_is_compatible("samsung,exynos5440")) {
- val = (0x10 << 20) | (0x1 << 16);
- addr = EXYNOS5440_SWRESET;
+ np = of_find_compatible_node(NULL, NULL,
"samsung,exynos5440-clock");
+ addr = of_iomap(np, 0) + 0xcc;
+ val = (0xfff << 20) | (0x1 << 16);
} else {
pr_err("%s: cannot support non-DT\n", __func__);
return;
--
1.7.9.5
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