diff options
Diffstat (limited to 'patches.tizen/0831-WORKAROUND-Temporary-workaround-for-Suspend-To-Ram.patch')
| -rw-r--r-- | patches.tizen/0831-WORKAROUND-Temporary-workaround-for-Suspend-To-Ram.patch | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/patches.tizen/0831-WORKAROUND-Temporary-workaround-for-Suspend-To-Ram.patch b/patches.tizen/0831-WORKAROUND-Temporary-workaround-for-Suspend-To-Ram.patch new file mode 100644 index 00000000000..580f4e61479 --- /dev/null +++ b/patches.tizen/0831-WORKAROUND-Temporary-workaround-for-Suspend-To-Ram.patch @@ -0,0 +1,43 @@ +From 682061cb597d5174de6fee211a2ad565c33680f7 Mon Sep 17 00:00:00 2001 +From: Jonghwa Lee <jonghwa3.lee@samsung.com> +Date: Mon, 7 Oct 2013 15:45:12 +0900 +Subject: [PATCH 0831/1302] WORKAROUND: Temporary workaround for + Suspend-To-Ram. + +*** Should be purged later. + +Current issue : + @m0, When system wakes from suspend-to-ram state, it often + hangs out or shows data abort error due to invalidate PC value + (For more information, please reference 'BSP ISSUES' + on TizenKernel Wiki (http://10.252.81.130/mediawiki/) + +Suspect : + Non boot CPUs' hotplugging. Without power-off of non-boot cpus, + it never happens. + +Workaround : + Keep VDD_ARM regulator ON, even system's in STR state. + +Signed-off-by: Jonghwa Lee <jonghwa3.lee@samsung.com> +Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com> +--- + arch/arm/boot/dts/exynos4412-slp_pq.dts | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/arch/arm/boot/dts/exynos4412-slp_pq.dts b/arch/arm/boot/dts/exynos4412-slp_pq.dts +index 7b912dd..3021f27 100644 +--- a/arch/arm/boot/dts/exynos4412-slp_pq.dts ++++ b/arch/arm/boot/dts/exynos4412-slp_pq.dts +@@ -798,7 +798,7 @@ + regulator-max-microvolt = <1500000>; + regulator-always-on; + regulator-boot-on; +- regulator-mem-off; ++ regulator-mem-on; + }; + + buck3_reg: buck@3 { +-- +1.8.3.2 + |