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[90.63.244.31]) by smtp.gmail.com with ESMTPSA id v184sm3649639wme.10.2019.06.04.07.47.16 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 04 Jun 2019 07:47:17 -0700 (PDT) From: Guillaume La Roque To: jic23@kernel.org, khilman@baylibre.com Subject: [PATCH 1/3] Documentation: dt-bindings: add the Amlogic Meson Temperature Sensor Date: Tue, 4 Jun 2019 16:47:12 +0200 Message-Id: <20190604144714.2009-2-glaroque@baylibre.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190604144714.2009-1-glaroque@baylibre.com> References: <20190604144714.2009-1-glaroque@baylibre.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190604_154718_860644_245B409B X-CRM114-Status: GOOD ( 15.95 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This adds the devicetree binding documentation for the Temperature Sensor found in the Amlogic Meson G12 SoCs. Currently only the G12A SoCs are supported. Signed-off-by: Guillaume La Roque --- .../iio/temperature/amlogic,meson-tsensor.txt | 31 +++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/temperature/amlogic,meson-tsensor.txt diff --git a/Documentation/devicetree/bindings/iio/temperature/amlogic,meson-tsensor.txt b/Documentation/devicetree/bindings/iio/temperature/amlogic,meson-tsensor.txt new file mode 100644 index 000000000000..d064db0e9cac --- /dev/null +++ b/Documentation/devicetree/bindings/iio/temperature/amlogic,meson-tsensor.txt @@ -0,0 +1,31 @@ +* Amlogic Meson Temperature Sensor + +Required properties: +- compatible: depending on the SoC and the position of the sensor, + this should be one of: + - "amlogic,meson-g12a-cpu-tsensor" for the CPU G12A SoC sensor + - "amlogic,meson-g12a-ddr-tsensor" for the DDR G12A SoC sensor + followed by the common : + - "amlogic,meson-g12a-tsensor" for G12A SoC family +- reg: the physical base address and length of the registers +- interrupts: the interrupt indicating end of sampling +- clocks: phandle identifier for the reference clock of temperature sensor +- #io-channel-cells: must be 1, see ../iio-bindings.txt +- amlogic,ao-secure: phandle to the ao-secure syscon + +Optional properties: +- amlogic,critical-temperature: temperature value in milli degrees Celsius + to set automatic reboot on too high temperature + +Example: + cpu_temp: temperature-sensor@ff634800 { + compatible = "amlogic,meson-g12a-cpu-tsensor", + "amlogic,meson-g12a-tsensor"; + reg = <0x0 0xff634800 0x0 0x50>; + interrupts = ; + clocks = <&clkc CLKID_TS>; + status = "okay"; + #io-channel-cells = <1>; + amlogic,meson-ao-secure = <&sec_AO>; + amlogic,critical-temperature = <115000>; + }; -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel