| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 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 | |