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authorClemens Gruber <clemens.gruber@pqgruber.com>2016-10-28 00:33:44 +0200
committerGuenter Roeck <linux@roeck-us.net>2016-12-02 22:28:09 +0100
commit10de07f446a6aea66c9fea937f8e3a498b1b6766 (patch)
treeb61a6cd0bb6e70ec908931655fd93723ce97d542 /Documentation
parenthwmon: (lm87) Use hwmon to create the sysfs groups (diff)
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hwmon: (mcp3021) add devicetree bindings documentation
Document the devicetree bindings for the Microchip MCP3021/3221. Signed-off-by: Clemens Gruber <clemens.gruber@pqgruber.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation')
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+mcp3021 properties
+
+Required properties:
+- compatible: Must be one of the following:
+ - "microchip,mcp3021" for mcp3021
+ - "microchip,mcp3221" for mcp3221
+- reg: I2C address
+
+Optional properties:
+
+- reference-voltage-microvolt
+ Reference voltage in microvolt (uV)
+
+Example:
+
+mcp3021@4d {
+ compatible = "microchip,mcp3021";
+ reg = <0x4d>;
+
+ reference-voltage-microvolt = <4500000>; /* 4.5 V */
+};