From: Gyungoh Yoo <jack.yoo@xxxxxxxxxxxxxxx>
Signed-off-by: Gyungoh Yoo <jack.yoo@xxxxxxxxxxxxxxx>
Acked-by: Bryan Wu <cooloney@xxxxxxxxx>
---
Changes v11:
Renamed 'skyworks,en-channels' property to led-sources.
Removed unused property 'skyworks,ovp-level'.
Changes v10:
Nothing
Changes v9:
Nothing
Changes v8:
Renamed property names for backlight with vendor prefix
Modified gpio-enable property to generic property for GPIO
Made up the example for backlight DT
Changes v7:
Nothing
Changes v6:
Nothing
Changes v5:
Nothing
Changes v4:
Nothing
Changes v3:
Nothing
Changes v2:
Added reg attribute for I2C slave address
.../video/backlight/sky81452-backlight.txt | 29 ++++++++++++++++++++++
1 file changed, 29 insertions(+)
create mode 100644 Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt
diff --git a/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt
new file mode 100644
index 0000000..8bf2940
--- /dev/null
+++ b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt
@@ -0,0 +1,29 @@
+SKY81452-backlight bindings
+
+Required properties:
+- compatible : Must be "skyworks,sky81452-backlight"
+
+Optional properties:
+- name : Name of backlight device. Default is 'lcd-backlight'.
+- gpios : GPIO to use to EN pin.
+ See Documentation/devicetree/bindings/gpio/gpio.txt
+- led-sources : List of enabled channels from 0 to 5.
+ See Documentation/devicetree/bindings/leds/common.txt
+- skyworks,ignore-pwm : Ignore both PWM input
+- skyworks,dpwm-mode : Enable DPWM dimming mode, otherwise Analog dimming.
+- skyworks,phase-shift : Enable phase shift mode
+- skyworks,short-detection-threshold-volt
+ : It should be one of 4, 5, 6 and 7V.
+- skyworks,current-limit-mA
+ : It should be 2300mA or 2750mA.
+
+Example:
+
+ backlight {
+ compatible = "skyworks,sky81452-backlight";
+ name = "pwm-backlight";
+ led-sources = <0 1 2 5>;
+ skyworks,ignore-pwm;
+ skyworks,phase-shift;
+ skyworks,current-limit-mA = <2300>;
+ };
--
1.9.1
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