| lp855x bindings |
| |
| Required properties: |
| - compatible: "ti,lp8550", "ti,lp8551", "ti,lp8552", "ti,lp8553", |
| "ti,lp8556", "ti,lp8557" |
| - reg: I2C slave address (u8) |
| - dev-ctrl: Value of DEVICE CONTROL register (u8). It depends on the device. |
| |
| Optional properties: |
| - bl-name: Backlight device name (string) |
| - init-brt: Initial value of backlight brightness (u8) |
| - pwm-period: PWM period value. Set only PWM input mode used (u32) |
| - rom-addr: Register address of ROM area to be updated (u8) |
| - rom-val: Register value to be updated (u8) |
| |
| Example: |
| |
| /* LP8556 */ |
| backlight@2c { |
| compatible = "ti,lp8556"; |
| reg = <0x2c>; |
| |
| bl-name = "lcd-bl"; |
| dev-ctrl = /bits/ 8 <0x85>; |
| init-brt = /bits/ 8 <0x10>; |
| }; |
| |
| /* LP8557 */ |
| backlight@2c { |
| compatible = "ti,lp8557"; |
| reg = <0x2c>; |
| |
| dev-ctrl = /bits/ 8 <0x41>; |
| init-brt = /bits/ 8 <0x0a>; |
| |
| /* 4V OV, 4 output LED string enabled */ |
| rom_14h { |
| rom-addr = /bits/ 8 <0x14>; |
| rom-val = /bits/ 8 <0xcf>; |
| }; |
| }; |
