Re: [PATCH v4 1/2] dt-bindings: backlight: lm3630a: add enable_gpios

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Andreas

On 9/12/19 4:32 PM, Andreas Kemnade wrote:
add enable-gpios to describe HWEN pin

Signed-off-by: Andreas Kemnade <andreas@xxxxxxxxxxxx>
Acked-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>

Reviewed-by: Dan Murphy <dmurphy@xxxxxx>


---
changes in v2: added example
changes in v3: added Acked-by
changes in v4: moved enable-gpios to the right position
   in the example
  .../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..c8470628fe02 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
@@ -96,6 +100,7 @@ examples:
          led-controller@38 {
                  compatible = "ti,lm3630a";
                  reg = <0x38>;
+                enable-gpios = <&gpio2 5 GPIO_ACTIVE_HIGH>;
#address-cells = <1>;
                  #size-cells = <0>;
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