[PATCH v4 1/2] dt-bindings: iio: light: bh1750: Add device tree binding documentation

[ryang]

Document device tree bindings for ROHM BH1750 ambient light sensor driver.

Signed-off-by: ryang <decatf@xxxxxxxxx>
---
Changes in v4:
 - Change example node-name to light-sensor

 .../devicetree/bindings/iio/light/bh1750.txt   | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/light/bh1750.txt

diff --git a/Documentation/devicetree/bindings/iio/light/bh1750.txt b/Documentation/devicetree/bindings/iio/light/bh1750.txt
new file mode 100644
index 000000000000..1e7685797d7a
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/light/bh1750.txt
@@ -0,0 +1,18 @@
+ROHM BH1750 - ALS, Ambient light sensor
+
+Required properties:
+
+- compatible: Must be one of:
+    "rohm,bh1710"
+    "rohm,bh1715"
+    "rohm,bh1721"
+    "rohm,bh1750"
+    "rohm,bh1751"
+- reg: the I2C address of the sensor
+
+Example:
+
+light-sensor@23 {
+	compatible = "rohm,bh1750";
+	reg = <0x23>;
+};
-- 
2.17.1