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author | Baolin Wang <baolin.wang@linaro.org> | 2018-05-14 09:34:50 +0300 |
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committer | Jacek Anaszewski <jacek.anaszewski@gmail.com> | 2018-05-14 23:18:04 +0300 |
commit | a0258db6c933f9ecad2f06f039107801f5e76092 (patch) | |
tree | ba8a8df5dae2f0300ce913f5b29c6b80d8b2b945 | |
parent | d54e5b522202b287132b9f24569b9c107f6af36d (diff) | |
download | linux-a0258db6c933f9ecad2f06f039107801f5e76092.tar.xz |
dt-bindings: leds: Add SC27xx breathing light controller documentation
This patch adds the binding documentation for Spreadtrum SC27xx series
breathing light controller, which supports 3 outputs: red LED, green
LED and blue LED.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Jacek Anaszewski <jacek.anaszewski@gmail.com>
-rw-r--r-- | Documentation/devicetree/bindings/leds/leds-sc27xx-bltc.txt | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-sc27xx-bltc.txt b/Documentation/devicetree/bindings/leds/leds-sc27xx-bltc.txt new file mode 100644 index 000000000000..dddf84f9c7ea --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-sc27xx-bltc.txt @@ -0,0 +1,41 @@ +LEDs connected to Spreadtrum SC27XX PMIC breathing light controller + +The SC27xx breathing light controller supports to 3 outputs: +red LED, green LED and blue LED. Each LED can work at normal +PWM mode or breath light mode. + +Required properties: +- compatible: Should be "sprd,sc2731-bltc". +- #address-cells: Must be 1. +- #size-cells: Must be 0. +- reg: Specify the controller address. + +Required child properties: +- reg: Port this LED is connected to. + +Optional child properties: +- label: See Documentation/devicetree/bindings/leds/common.txt. + +Examples: + +led-controller@200 { + compatible = "sprd,sc2731-bltc"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x200>; + + led@0 { + label = "red"; + reg = <0x0>; + }; + + led@1 { + label = "green"; + reg = <0x1>; + }; + + led@2 { + label = "blue"; + reg = <0x2>; + }; +}; |