1 Binding for ArcticSand arc2c0608 LED driver
2
3 Required properties:
4 - compatible: should be "arc,arc2c0608"
5 - reg: slave address
6
7 Optional properties:
8 - default-brightness: brightness value on boot, value from: 0-4095
9 - label: The name of the backlight device
10 See Documentation/devicetree/bindings/leds/common.txt
11 - led-sources: List of enabled channels from 0 to 5.
12 See Documentation/devicetree/bindings/leds/common.txt
13
14 - arc,led-config-0: setting for register ILED_CONFIG_0
15 - arc,led-config-1: setting for register ILED_CONFIG_1
16 - arc,dim-freq: PWM mode frequence setting (bits [3:0] used)
17 - arc,comp-config: setting for register CONFIG_COMP
18 - arc,filter-config: setting for register FILTER_CONFIG
19 - arc,trim-config: setting for register IMAXTUNE
20
21 Note: Optional properties not specified will default to values in IC EPROM
22
23 Example:
24
25 arc2c0608@30 {
26 compatible = "arc,arc2c0608";
27 reg = <0x30>;
28 default-brightness = <500>;
29 label = "lcd-backlight";
30 linux,default-trigger = "backlight";
31 led-sources = <0 1 2 5>;
32 };
33
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