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author | Krzysztof Kozlowski <k.kozlowski@samsung.com> | 2016-02-18 14:14:19 +0900 |
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committer | Eduardo Valentin <edubezval@gmail.com> | 2016-03-08 14:06:33 -0800 |
commit | fa7b29e8bfa288c8473d0c4a3ac120b3a2707e06 (patch) | |
tree | 30ace42afb5507322b7a689dbb211a81d3e6ecb8 /Documentation/devicetree/bindings/thermal | |
parent | a41e939b279836916531cb4b3860b69a21e71b46 (diff) | |
download | linux-fa7b29e8bfa288c8473d0c4a3ac120b3a2707e06.tar.bz2 |
thermal: exynos: Document number of supported trip-points
Document the number of configurable temperature thresholds (for
trip-points in interrupt-driven mode).
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
Diffstat (limited to 'Documentation/devicetree/bindings/thermal')
-rw-r--r-- | Documentation/devicetree/bindings/thermal/exynos-thermal.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/thermal/exynos-thermal.txt b/Documentation/devicetree/bindings/thermal/exynos-thermal.txt index 34315d7fbfde..faa62059b5c5 100644 --- a/Documentation/devicetree/bindings/thermal/exynos-thermal.txt +++ b/Documentation/devicetree/bindings/thermal/exynos-thermal.txt @@ -44,6 +44,14 @@ - 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 +on the SoC (only first trip points defined in DT will be configured): + - most of SoC: 4 + - samsung,exynos5433-tmu: 8 + - samsung,exynos7-tmu: 8 + Following properties are mandatory (depending on SoC): - samsung,tmu_gain: Gain value for internal TMU operation. - samsung,tmu_reference_voltage: Value of TMU IP block's reference voltage |