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Diffstat (limited to 'Documentation/devicetree/bindings/leds')
3 files changed, 99 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-cpcap.txt b/Documentation/devicetree/bindings/leds/leds-cpcap.txt new file mode 100644 index 0000000..ebf7cdc --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-cpcap.txt @@ -0,0 +1,29 @@ +Motorola CPCAP PMIC LEDs +------------------------ + +This module is part of the CPCAP. For more details about the whole +chip see Documentation/devicetree/bindings/mfd/motorola-cpcap.txt. + +Requires node properties: +- compatible: should be one of + * "motorola,cpcap-led-mdl" (Main Display Lighting) + * "motorola,cpcap-led-kl" (Keyboard Lighting) + * "motorola,cpcap-led-adl" (Aux Display Lighting) + * "motorola,cpcap-led-red" (Red Triode) + * "motorola,cpcap-led-green" (Green Triode) + * "motorola,cpcap-led-blue" (Blue Triode) + * "motorola,cpcap-led-cf" (Camera Flash) + * "motorola,cpcap-led-bt" (Bluetooth) + * "motorola,cpcap-led-cp" (Camera Privacy LED) +- label: see Documentation/devicetree/bindings/leds/common.txt +- vdd-supply: A phandle to the regulator powering the LED + +Example: + +&cpcap { + cpcap_led_red: red-led { + compatible = "motorola,cpcap-led-red"; + label = "cpcap:red"; + vdd-supply = <&sw5>; + }; +}; diff --git a/Documentation/devicetree/bindings/leds/leds-mt6323.txt b/Documentation/devicetree/bindings/leds/leds-mt6323.txt new file mode 100644 index 0000000..45bf9f7 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-mt6323.txt @@ -0,0 +1,60 @@ +Device Tree Bindings for LED support on MT6323 PMIC + +MT6323 LED controller is subfunction provided by MT6323 PMIC, so the LED +controllers are defined as the subnode of the function node provided by MT6323 +PMIC controller that is being defined as one kind of Muti-Function Device (MFD) +using shared bus called PMIC wrapper for each subfunction to access remote +MT6323 PMIC hardware. + +For MT6323 MFD bindings see: +Documentation/devicetree/bindings/mfd/mt6397.txt +For MediaTek PMIC wrapper bindings see: +Documentation/devicetree/bindings/soc/mediatek/pwrap.txt + +Required properties: +- compatible : Must be "mediatek,mt6323-led" +- address-cells : Must be 1 +- size-cells : Must be 0 + +Each led is represented as a child node of the mediatek,mt6323-led that +describes the initial behavior for each LED physically and currently only four +LED child nodes can be supported. + +Required properties for the LED child node: +- reg : LED channel number (0..3) + +Optional properties for the LED child node: +- label : See Documentation/devicetree/bindings/leds/common.txt +- linux,default-trigger : See Documentation/devicetree/bindings/leds/common.txt +- default-state: See Documentation/devicetree/bindings/leds/common.txt + +Example: + + mt6323: pmic { + compatible = "mediatek,mt6323"; + + ... + + mt6323led: leds { + compatible = "mediatek,mt6323-led"; + #address-cells = <1>; + #size-cells = <0>; + + led@0 { + reg = <0>; + label = "LED0"; + linux,default-trigger = "timer"; + default-state = "on"; + }; + led@1 { + reg = <1>; + label = "LED1"; + default-state = "off"; + }; + led@2 { + reg = <2>; + label = "LED2"; + default-state = "on"; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/leds/leds-pca9532.txt b/Documentation/devicetree/bindings/leds/leds-pca9532.txt index 198f3ba..f769c52 100644 --- a/Documentation/devicetree/bindings/leds/leds-pca9532.txt +++ b/Documentation/devicetree/bindings/leds/leds-pca9532.txt @@ -17,6 +17,8 @@ Optional sub-node properties: - label: see Documentation/devicetree/bindings/leds/common.txt - type: Output configuration, see dt-bindings/leds/leds-pca9532.h (default NONE) - linux,default-trigger: see Documentation/devicetree/bindings/leds/common.txt + - default-state: see Documentation/devicetree/bindings/leds/common.txt + This property is only valid for sub-nodes of type <PCA9532_TYPE_LED>. Example: #include <dt-bindings/leds/leds-pca9532.h> @@ -33,6 +35,14 @@ Example: label = "pca:green:power"; type = <PCA9532_TYPE_LED>; }; + kernel-booting { + type = <PCA9532_TYPE_LED>; + default-state = "on"; + }; + sys-stat { + type = <PCA9532_TYPE_LED>; + default-state = "keep"; // don't touch, was set by U-Boot + }; }; For more product information please see the link below: |
