On Wed, Apr 06, 2016 at 11:10:50AM +0800, Phil Reid wrote:
> This patch adds basic device tree support for the pca9532 LEDs.
>
> Signed-off-by: Phil Reid <preid@xxxxxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/leds/leds-pca9532.txt | 32 +++++++++++
> drivers/leds/leds-pca9532.c | 63 ++++++++++++++++++++--
> include/dt-bindings/leds/leds-pca9532.h | 18 +++++++
> include/linux/leds-pca9532.h | 8 ++-
> 4 files changed, 112 insertions(+), 9 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/leds/leds-pca9532.txt
> create mode 100644 include/dt-bindings/leds/leds-pca9532.h
>
> diff --git a/Documentation/devicetree/bindings/leds/leds-pca9532.txt b/Documentation/devicetree/bindings/leds/leds-pca9532.txt
> new file mode 100644
> index 0000000..b48c223
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/leds-pca9532.txt
Would leds-pca953x.txt be more appropriate.
> @@ -0,0 +1,32 @@
> +*NXP - pca9532 PWM LED Driver
> +
> +The PCA9532 family is SMBus I/O expander optimized for dimming LEDs.
> +The PWM support 256 steps.
supports
> +
> +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.
> +
> +LED sub-node properties:
What are sub-node names and how many?
> +- type: Output configuration
> + 0 = NONE, 1 = LED, 2 = N2100_BEEP, 3 = GPIO
Add vendor prefix.
> +
> +Example:
> +
> + ledBL: pca9530@60 {
> + compatible = "nxp,pca9530";
> + reg = <0x60>;
> +
> + led0 {
> + type = <PCA9532_TYPE_LED>;
> + };
> + };
> +
> +For more product information please see the link below:
> +http://nxp.com/documents/data_sheet/PCA9532.pdf
Move this up to the top.
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