hwmon: (ina2xx) Document compatible for INA231

Document the compatible for INA231 sensor.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/Documentation/devicetree/bindings/hwmon/ina2xx.txt b/Documentation/devicetree/bindings/hwmon/ina2xx.txt
index 9bcd5e87830d23882fa930c3b5214a94252f7957..02af0d94e9217d19e8bbec945ec10e338b6eeafd 100644 (file)
--- a/Documentation/devicetree/bindings/hwmon/ina2xx.txt
+++ b/Documentation/devicetree/bindings/hwmon/ina2xx.txt
@@ -7,6 +7,7 @@ Required properties:
        - "ti,ina220" for ina220
        - "ti,ina226" for ina226
        - "ti,ina230" for ina230
+       - "ti,ina231" for ina231
 - reg: I2C address
 
 Optional properties: