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android_kernel_samsung_sm87…/bindings/leds/backlight/arcxcnn_bl.txt
Melody Olvera 6f18ce8026 dt-bindings: Add devicetree bindings
Add snapshot of device tree bindings from keystone common kernel, branch
"android-mainline-keystone-qcom-release" at c4c12103f9c0 ("Snap for 9228065
from e32903b9a63bb558df8b803b076619c53c16baad to
android-mainline-keystone-qcom-release").

Change-Id: I7682079615cbd9f29340a5c1f2a1d84ec441a1f1
Signed-off-by: Melody Olvera <quic_molvera@quicinc.com>
2023-04-03 15:40:37 -07:00

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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>;
};