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Message-Id: <1409223601-23619-1-git-send-email-jack.yoo@skyworksinc.com>
Date: Thu, 28 Aug 2014 20:00:01 +0900
From: Gyungoh Yoo <gyungoh@...il.com>
To: robh+dt@...nel.org, pawel.moll@....com, mark.rutland@....com,
ijc+devicetree@...lion.org.uk, galak@...eaurora.org
Cc: jack.yoo@...worksinc.com, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 6/7] Adding SKY81452 backlight device tree bindings document
v2:
Added 'compatible' attribute in child drivers
---
.../video/backlight/sky81452-backlight.txt | 24 ++++++++++++++++++++++
1 file changed, 24 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..2c2d947
--- /dev/null
+++ b/Documentation/devicetree/bindings/video/backlight/sky81452-backlight.txt
@@ -0,0 +1,24 @@
+SKY81452-backlight bindings
+
+Required properties:
+- compatible : Must be "skyworks,sky81452-backlight"
+
+Optional properties:
+- name : Name of backlight device. Default is 'lcd-backlight'.
+- gpio-enable : GPIO to use to EN pin.
+- enable : Enable mask for current sink channel 1 to 6.
+- ignore-pwm : Ignore both PWM input
+- dpwm-mode : Enable DPWM dimming mode, otherwise Analog dimming mode
+- phase-shift : Enable phase shift mode
+- ovp-level : Over-voltage protection level. Should be between 14 or 28V.
+- short-detection-threshold : It should be one of 4, 5, 6 and 7V.
+- boost-current-limit : It should be one of 800, 1100 and 1500mA.
+
+Example:
+
+ backlight {
+ compatible = "skyworks,sky81452-backlight";
+ name = "pwm-backlight";
+ enable = <0x3F>;
+ ignore-pwm;
+ };
--
1.9.1
--
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