From: Krzysztof Kozlowski Date: Thu, 18 Feb 2016 05:14:19 +0000 (+0900) Subject: thermal: exynos: Document number of supported trip-points X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fa7b29e8bfa288c8473d0c4a3ac120b3a2707e06;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git 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 Reviewed-by: Chanwoo Choi Signed-off-by: Krzysztof Kozlowski Signed-off-by: Eduardo Valentin --- 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