From mboxrd@z Thu Jan 1 00:00:00 1970 From: k.kozlowski@samsung.com (Krzysztof Kozlowski) Date: Thu, 18 Feb 2016 14:14:19 +0900 Subject: [PATCH 2/3] thermal: exynos: Document number of supported trip-points In-Reply-To: <1455772460-20684-1-git-send-email-k.kozlowski@samsung.com> References: <1455772460-20684-1-git-send-email-k.kozlowski@samsung.com> Message-ID: <1455772460-20684-2-git-send-email-k.kozlowski@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Document the number of configurable temperature thresholds (for trip-points in interrupt-driven mode). Signed-off-by: Krzysztof Kozlowski --- Documentation/devicetree/bindings/thermal/exynos-thermal.txt | 8 ++++++++ 1 file changed, 8 insertions(+) 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 -- 2.5.0