This is the device tree bindings documentation file Signed-off-by: Olimpiu Dejeu <olimpiu@xxxxxxxxxxxxxx> --- .../bindings/video/backlight/arcxcnn.txt | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/video/backlight/arcxcnn.txt diff --git a/Documentation/devicetree/bindings/video/backlight/arcxcnn.txt b/Documentation/devicetree/bindings/video/backlight/arcxcnn.txt new file mode 100644 index 0000000..9cd7315 --- /dev/null +++ b/Documentation/devicetree/bindings/video/backlight/arcxcnn.txt @@ -0,0 +1,29 @@ +arcxcnn bindings + +Required properties: + - compatible: "arc,arcxcnn", "arc,arc2c0608" + - reg: I2C slave address (u8) + +Optional properties: + - bl-name: Backlight device name (string) + - init-brt: Initial value of backlight brightness (u32) low 16 bits used + - pwm-period: PWM period value. Set only PWM input mode used (u32) + - prg-addr: Register address of ROM area to be updated (u32) low 8 bits used + - prg-val: Register value to be updated (u32) low 8 bits used + +Example: + + /* ARC2C0608 */ + backlight@30 { + compatible = "arc,arc2c0608"; + reg = <0x30>; + + init-brt = <123>; + + /* LED0+1 string enabled */ + prg_06h { + prg-addr = <0x06>; + prg-val = <0x83>; + }; + + }; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html