ce9d22573d
Signed-off-by: Olimpiu Dejeu <olimpiu@arcticsand.com> Acked-by: Rob Herring <robh@kernel.org> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org>
34 lines
1.0 KiB
Plaintext
34 lines
1.0 KiB
Plaintext
Binding for ArcticSand arc2c0608 LED driver
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Required properties:
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- compatible: should be "arc,arc2c0608"
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- reg: slave address
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Optional properties:
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- default-brightness: brightness value on boot, value from: 0-4095
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- label: The name of the backlight device
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See Documentation/devicetree/bindings/leds/common.txt
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- led-sources: List of enabled channels from 0 to 5.
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See Documentation/devicetree/bindings/leds/common.txt
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- arc,led-config-0: setting for register ILED_CONFIG_0
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- arc,led-config-1: setting for register ILED_CONFIG_1
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- arc,dim-freq: PWM mode frequence setting (bits [3:0] used)
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- arc,comp-config: setting for register CONFIG_COMP
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- arc,filter-config: setting for register FILTER_CONFIG
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- arc,trim-config: setting for register IMAXTUNE
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Note: Optional properties not specified will default to values in IC EPROM
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Example:
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arc2c0608@30 {
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compatible = "arc,arc2c0608";
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reg = <0x30>;
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default-brightness = <500>;
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label = "lcd-backlight";
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linux,default-trigger = "backlight";
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led-sources = <0 1 2 5>;
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};
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