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[v20,2/5] dt-binding: i2c: mt65xx: add vbus-supply property

Message ID 20210427053617.27972-3-hsinyi@chromium.org (mailing list archive)
State New, archived
Headers show
Series add power control in i2c | expand

Commit Message

Hsin-Yi Wang April 27, 2021, 5:36 a.m. UTC 
Add vbus-supply property for mt65xx. The regulator can be passed into
core and turned off during suspend/sleep to reduce power consumption.

Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Acked-by: Rob Herring <robh@kernel.org>
---
 Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
index 7f0194fdd0cc..2c45647e9f0b 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt
@@ -32,6 +32,7 @@  Optional properties:
   - mediatek,have-pmic: platform can control i2c form special pmic side.
     Only mt6589 and mt8135 support this feature.
   - mediatek,use-push-pull: IO config use push-pull mode.
+  - vbus-supply: phandle to the regulator that provides power to SCL/SDA.
 
 Example: