The accelerometer's power supply could be controlled by regulator
on some platforms, add optional property "vdd/vddio" power supply
to let device tree to pass phandles to the regulators to driver.
Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
Documentation/devicetree/bindings/iio/accel/mma8452.txt | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/accel/mma8452.txt b/Documentation/devicetree/bindings/iio/accel/mma8452.txt
index 2100e9a..e132394 100644
--- a/Documentation/devicetree/bindings/iio/accel/mma8452.txt
+++ b/Documentation/devicetree/bindings/iio/accel/mma8452.txt
@@ -20,6 +20,10 @@ Optional properties:
- interrupt-names: should contain "INT1" and/or "INT2", the accelerometer's
interrupt line in use.
+ - vdd-supply: phandle to the regulator that provides vdd power to the accelerometer.
+
+ - vddio-supply: phandle to the regulator that provides vddio power to the accelerometer.
+
Example:
mma8453fc@1d {
--
2.7.4
