backlight: Add devicetree bindings for the Arctic Sand backlight driver This patch provides devicetree bindings for the Arctic Sand driver submitted in the previous patch Acked-by: Rob Herring <robh@xxxxxxxxxx> Acked-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx> Signed-off-by: Olimpiu Dejeu <olimpiu@xxxxxxxxxxxxxx> --- v9 => v10: - Per Rob Herring's request changed vendor-prefix to arctic v8 => v9: - Version updated to match other patch in set. No other changes. v7 => v8: - Version updated to match other patch in set. No other changes. v6 => v7: - Version updated to match other patch in set. No other changes. v5 => v6: - Version updated to match other patch in set. No other changes. v4 => v5: - Added spaces for increased readability per Lee Jones v3 => v4: - Added spaces for increased readability per Lee Jones v2 => v3: - Version updated to match other patch in set. No other changes. v1 => v2: - Version updated to match other patch in set. No other changes. .../bindings/leds/backlight/arcxcnn_bl.txt | 33 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt diff --git a/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt b/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt new file mode 100644 index 0000000..ecb7731 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/backlight/arcxcnn_bl.txt @@ -0,0 +1,33 @@ +Binding for ArcticSand arc2c0608 LED driver + +Required properties: +- compatible: should be "arctic,arc2c0608" +- reg: slave address + +Optional properties: +- default-brightness: brightness value on boot, value from: 0-4095 +- label: The name of the backlight device + See Documentation/devicetree/bindings/leds/common.txt +- led-sources: List of enabled channels from 0 to 5. + See Documentation/devicetree/bindings/leds/common.txt + +- arctic,led-config-0: setting for register ILED_CONFIG_0 +- arctic,led-config-1: setting for register ILED_CONFIG_1 +- arctic,dim-freq: PWM mode frequence setting (bits [3:0] used) +- arctic,comp-config: setting for register CONFIG_COMP +- arctic,filter-config: setting for register FILTER_CONFIG +- arctic,trim-config: setting for register IMAXTUNE + +Note: Optional properties not specified will default to values in IC EPROM + +Example: + +arc2c0608@30 { + compatible = "arctic,arc2c0608"; + reg = <0x30>; + default-brightness = <500>; + label = "lcd-backlight"; + linux,default-trigger = "backlight"; + led-sources = <0 1 2 5>; +}; + -- 2.7.4 -- 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