Re: [PATCH V2 2/2] backlight arcxcnn devicetree bindings for ArcticSand
From: "Jingoo Han" <jingoohan1@gmail.com>
Date: 2016-12-27 18:39:25
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linux-devicetree, lkml
On Friday, December 9, 2016 10:50 AM, Olimpiu Dejeu wrote:
Please add the commit message here. Best regards, Jingoo Han
quoted hunk ↗ jump to hunk
Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Olimpiu Dejeu <redacted> --- v1 => v2: - Version updated to match other patch in set. No other changes. .../bindings/leds/backlight/arcxcnn_bl.txt | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt diff --git a/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt b/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt new file mode 100644 index 0000000..a7b6ff2--- /dev/null +++ b/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt@@ -0,0 +1,33 @@ +Binding for ArcticSand arc2c0608 LED driver + +Required properties: +- compatible: should be "arc,arc2c0608" +- reg: slave address + +Optional properties: +- default-brightness: brightness value on boot, value from: 0-4095 +- label: The name of the backlight device + See
Documentation/devicetree/bindings/leds/common.txt
+- led-sources: List of enabled channels from 0 to 5. + See
Documentation/devicetree/bindings/leds/common.txt
+
+- arc,led-config-0: setting for register ILED_CONFIG_0
+- arc,led-config-1: setting for register ILED_CONFIG_1
+- arc,dim-freq: PWM mode frequence setting (bits [3:0] used)
+- arc,comp-config: setting for register CONFIG_COMP
+- arc,filter-config: setting for register FILTER_CONFIG
+- arc,trim-config: setting for register IMAXTUNE
+
+Note: Optional properties not specified will default to values in IC
EPROM
+
+Example:
+
+arc2c0608@30 {
+ compatible = "arc,arc2c0608";
+ reg = <0x30>;
+ default-brightness = <500>;
+ label = "lcd-backlight";
+ linux,default-trigger = "backlight";
+ led-sources = <0 1 2 5>;
+};
+
--
2.7.4