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thermal: exynos: List vtmu-supply as optional property in DT binding 

The Exynos Thermal Management Unit binding says that the vtmu-supply
is optional but is listed in the required properties section. Add an
optional properties section and move the regulator property there.

Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Andi Shyti <andi.shyti@samsung.com>
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
This commit is contained in:
Javier Martinez Canillas 2016-02-18 15:19:09 -03:00 committed by Eduardo Valentin
parent 3a3a5f1586
commit 7bc40ddfe8
1 changed files with 6 additions and 3 deletions
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9
Documentation/devicetree/bindings/thermal/exynos-thermal.txt
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@ -41,9 +41,6 @@
for current TMU channel
-- "tmu_sclk" clock for functional operation of the current TMU
channel
- vtmu-supply: This entry is optional and provides the regulator node supplying
voltage to TMU. If needed this entry can be placed inside
board/platform specific dts file.
The Exynos TMU supports generating interrupts when reaching given
temperature thresholds. Number of supported thermal trip points depends
@ -65,6 +62,12 @@ Following properties are mandatory (depending on SoC):
- samsung,tmu_default_temp_offset: Default temperature offset
- samsung,tmu_cal_type: Callibration type
** Optional properties:
- vtmu-supply: This entry is optional and provides the regulator node supplying
voltage to TMU. If needed this entry can be placed inside
board/platform specific dts file.
Example 1):
tmu@100C0000 {