This is a note to let you know that I've just added the patch titled
ARM: EXYNOS: Fix crash on soft reset on EXYNOS5440
to the 3.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
arm-exynos-fix-crash-on-soft-reset-on-exynos5440.patch
and it can be found in the queue-3.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 60db7e5f9c9a25a7a9b01007e6e3f5a93bc16a3a Mon Sep 17 00:00:00 2001
From: Thomas Abraham <thomas.ab@xxxxxxxxxxx>
Date: Thu, 24 Jan 2013 10:09:13 -0800
Subject: ARM: EXYNOS: Fix crash on soft reset on EXYNOS5440
From: Thomas Abraham <thomas.ab@xxxxxxxxxxx>
commit 60db7e5f9c9a25a7a9b01007e6e3f5a93bc16a3a upstream.
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/arm/mach-exynos/common.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
--- a/arch/arm/mach-exynos/common.c
+++ b/arch/arm/mach-exynos/common.c
@@ -299,6 +299,7 @@ void exynos4_restart(char mode, const ch
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 ch
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;
Patches currently in stable-queue which might be from thomas.ab@xxxxxxxxxxx are
queue-3.8/arm-exynos-fix-crash-on-soft-reset-on-exynos5440.patch
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