[U-Boot] [PATCH 9/9 v6] EXYNOS5: FDT: Add a H/W-trip member to TMU node
Akshay Saraswat
akshay.s at samsung.com
Wed Jan 23 16:24:41 CET 2013
This adds a member to TMU FDT node for providing hardware
tripping temperature threshold.
Signed-off-by: Akshay Saraswat <akshay.s at samsung.com>
---
Changes since v5:
- New patch.
board/samsung/dts/exynos5250-smdk5250.dts | 1 +
doc/device-tree-bindings/exynos/tmu.txt | 5 ++++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/board/samsung/dts/exynos5250-smdk5250.dts b/board/samsung/dts/exynos5250-smdk5250.dts
index 00dac40..1c2d52d 100644
--- a/board/samsung/dts/exynos5250-smdk5250.dts
+++ b/board/samsung/dts/exynos5250-smdk5250.dts
@@ -72,6 +72,7 @@
samsung,max-temp = <125>;
samsung,start-warning = <95>;
samsung,start-tripping = <105>;
+ samsung,hw-tripping = <110>;
samsung,efuse-min-value = <40>;
samsung,efuse-value = <55>;
samsung,efuse-max-value = <100>;
diff --git a/doc/device-tree-bindings/exynos/tmu.txt b/doc/device-tree-bindings/exynos/tmu.txt
index 779b01c..424395e 100644
--- a/doc/device-tree-bindings/exynos/tmu.txt
+++ b/doc/device-tree-bindings/exynos/tmu.txt
@@ -13,7 +13,9 @@ Required properties:
- samsung,max-temp : Maximum temperature value (125 degree celsius)
- Current temperature of SoC should be less than this value.
- samsung,start-warning : Temperature at which TMU starts giving warning (degree celsius)
- - samsung,start-tripping : Temperature at which system will trip and shutdown (degree celsius)
+ - samsung,start-tripping : Temperature at which TMU shutdowns the system (degree celsius)
+ - samsung,hw-tripping : Temperature at which hardware tripping should happen
+ in case TMU fails to poweroff (degree celsius)
- samsung,efuse-min-value : SOC efuse min value (Constant 40)
- efuse-value should be more than this value.
- samsung,efuse-value : SOC actual efuse value (Literal value)
@@ -38,6 +40,7 @@ tmu at 10060000 {
samsung,max-temp = <125>;
samsung,start-warning = <95>;
samsung,start-tripping = <105>;
+ samsung,hw-tripping = <110>;
samsung,efuse-min-value = <40>;
samsung,efuse-value = <55>;
samsung,efuse-max-value = <100>;
--
1.7.9.5
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