The rt5682 codec has three supplies - AVDD, MICVDD and VBAT - which are
already used by sc7180-trogdor.dtsi. Document them in the binding.
Acked-by: Krzysztof Kozlowski <[email protected]>
Signed-off-by: Nícolas F. R. A. Prado <[email protected]>
---
Commit adapted from [1], changes:
- Made supplies required
- Improved supplies descriptions
[1] https://lore.kernel.org/all/[email protected]
Documentation/devicetree/bindings/sound/rt5682.txt | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/rt5682.txt b/Documentation/devicetree/bindings/sound/rt5682.txt
index 6b87db68337c..89e6245b870e 100644
--- a/Documentation/devicetree/bindings/sound/rt5682.txt
+++ b/Documentation/devicetree/bindings/sound/rt5682.txt
@@ -8,6 +8,15 @@ Required properties:
- reg : The I2C address of the device.
+- AVDD-supply: phandle to the regulator supplying analog power through the
+ AVDD pin
+
+- MICVDD-supply: phandle to the regulator supplying power for the microphone
+ bias through the MICVDD pin. Either MICVDD or VBAT should be present.
+
+- VBAT-supply: phandle to the regulator supplying battery power through the
+ VBAT pin. Either MICVDD or VBAT should be present.
+
Optional properties:
- interrupts : The CODEC's interrupt output.
@@ -75,4 +84,7 @@ rt5682 {
clocks = <&osc>;
clock-names = "mclk";
+
+ AVDD-supply = <&avdd_reg>;
+ MICVDD-supply = <&micvdd_reg>;
};
--
2.38.1