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| author | Phil Reid <preid@electromag.com.au> | 2016-06-14 10:36:17 +0300 |
|---|---|---|
| committer | Jacek Anaszewski <j.anaszewski@samsung.com> | 2016-06-20 10:43:33 +0300 |
| commit | fa4191a609f219262a18dd8b02ab7dc30896b707 (patch) | |
| tree | 7a6844e998b523e8c229e657dbf9635cbb7ab591 /Documentation/devicetree/bindings/leds | |
| parent | 85c90368d00190ee4ec3a84866b68fa3e2106284 (diff) | |
| download | linux-fa4191a609f219262a18dd8b02ab7dc30896b707.tar.xz | |
leds: pca9532: Add device tree support
This patch adds basic device tree support for the pca9532 LEDs.
Signed-off-by: Phil Reid <preid@electromag.com.au>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
Diffstat (limited to 'Documentation/devicetree/bindings/leds')
| -rw-r--r-- | Documentation/devicetree/bindings/leds/leds-pca9532.txt | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/leds/leds-pca9532.txt b/Documentation/devicetree/bindings/leds/leds-pca9532.txt new file mode 100644 index 000000000000..198f3ba0e01f --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-pca9532.txt @@ -0,0 +1,39 @@ +*NXP - pca9532 PWM LED Driver + +The PCA9532 family is SMBus I/O expander optimized for dimming LEDs. +The PWM support 256 steps. + +Required properties: + - compatible: + "nxp,pca9530" + "nxp,pca9531" + "nxp,pca9532" + "nxp,pca9533" + - reg - I2C slave address + +Each led is represented as a sub-node of the nxp,pca9530. + +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 + +Example: + #include <dt-bindings/leds/leds-pca9532.h> + + leds: pca9530@60 { + compatible = "nxp,pca9530"; + reg = <0x60>; + + red-power { + label = "pca:red:power"; + type = <PCA9532_TYPE_LED>; + }; + green-power { + label = "pca:green:power"; + type = <PCA9532_TYPE_LED>; + }; + }; + +For more product information please see the link below: +http://nxp.com/documents/data_sheet/PCA9532.pdf |