add enable-gpios to describe HWEN pin
Signed-off-by: Andreas Kemnade <andreas@xxxxxxxxxxxx>
Acked-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
---
changes in v2: added example
changes in v3: added Acked-by
.../bindings/leds/backlight/lm3630a-backlight.yaml | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml b/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
index dc129d9a329e..1fa83feffe16 100644
--- a/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
+++ b/Documentation/devicetree/bindings/leds/backlight/lm3630a-backlight.yaml
@@ -29,6 +29,10 @@ properties:
'#size-cells':
const: 0
+ enable-gpios:
+ description: GPIO to use to enable/disable the backlight (HWEN pin).
+ maxItems: 1
+
required:
- compatible
- reg
@@ -92,6 +96,7 @@ examples:
i2c {
#address-cells = <1>;
#size-cells = <0>;
+ enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
led-controller@38 {
compatible = "ti,lm3630a";
--
2.20.1
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