[PATCH] hwmon: ina2xx: Document compatible for INA231

[Krzysztof Kozlowski]

Document the compatible for INA231 sensor.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
---
 Documentation/devicetree/bindings/hwmon/ina2xx.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/hwmon/ina2xx.txt b/Documentation/devicetree/bindings/hwmon/ina2xx.txt
index 9bcd5e87830d..02af0d94e921 100644
--- 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:
-- 
1.9.1