iio: ti-dac5571: Add DT binding documentation

Adding binding documentation for Texas Instruments DAC5571 Family Signed-off-by: Sean Nyekjaer <sean.nyekjaer@prevas.dk> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2018-05-01 10:15:54 +02:00 · 2018-05-01 10:15:54 +02:00 · ea3d489839
parent df38a4a72a
commit ea3d489839
1 changed files with 24 additions and 0 deletions
--- a/Documentation/devicetree/bindings/iio/dac/ti,dac5571.txt
+++ b/Documentation/devicetree/bindings/iio/dac/ti,dac5571.txt
@ -0,0 +1,24 @@
+* Texas Instruments DAC5571 Family
+
+Required properties:
+ - compatible: Should contain
+    "ti,dac5571"
+    "ti,dac6571"
+    "ti,dac7571"
+    "ti,dac5574"
+    "ti,dac6574"
+    "ti,dac7574"
+    "ti,dac5573"
+    "ti,dac6573"
+    "ti,dac7573"
+ - reg: Should contain the DAC I2C address
+
+Optional properties:
+ - vref-supply: The regulator supply for DAC reference voltage
+
+Example:
+dac@0 {
+	compatible = "ti,dac5571";
+	reg = <0x4C>;
+	vref-supply = <&vdd_supply>;
+};