On Thu, Jun 08, 2017 at 03:33:13PM +0800, Jianhong Chen wrote:
> From: chenjh <chenjh@xxxxxxxxxxxxxx>
>
> Add device tree bindings documentation for Rockchip's RK805 PMIC
>
> Signed-off-by: chenjh <chenjh@xxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/gpio/gpio-rk805.txt | 37 ++++++++++++++++++++++
> 1 file changed, 37 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/gpio/gpio-rk805.txt
>
> diff --git a/Documentation/devicetree/bindings/gpio/gpio-rk805.txt b/Documentation/devicetree/bindings/gpio/gpio-rk805.txt
> new file mode 100644
> index 0000000..98b75fa
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/gpio/gpio-rk805.txt
> @@ -0,0 +1,37 @@
> +RK805 GPIO controller
> +
> +This driver follows the usual GPIO bindings found in
> +Documentation/devicetree/bindings/gpio/gpio.txt
> +
> +Required properties:
> +- #gpio-cells: Should be two. The first cell is the pin number and the
> + second is the GPIO flags.
> +- gpio-controller: Marks the device node as a GPIO controller.
> +
> +These properties must be added in the RK805 PMIC node, documented in
> +Documentation/devicetree/bindings/mfd/rk808.txt
> +
> +Example:
> +
> +rk805: pmic@18 {
> + compatible = "rockchip,rk808";
> + clock-output-names = "xin32k", "rk808-clkout2";
> + interrupt-parent = <&gpio0>;
> + interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
> + reg = <0x1a>;
> + rockchip,system-power-controller;
> + wakeup-source;
> + #clock-cells = <1>;
> + ...
> + gpio-controller;
> + #gpio-cells = <2>;
> +};
> +
> +
> +Example of a peripheral using the PMIC GPIOs:
> +
> +wireless-bluetooth {
> + compatible = "bluetooth-platdata";
Not a valid example compatible. While you don't really have to have a
valid one, it should be something that's not a "what not to do" and
would never be accepted.
Rob
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