On Tue, Aug 30, 2016 at 05:24:23PM +0930, Andrew Jeffery wrote:
> Signed-off-by: Andrew Jeffery <andrew@xxxxxxxx>
> Acked-by: Joel Stanley <joel@xxxxxxxxx>
> ---
> .../devicetree/bindings/gpio/gpio-aspeed.txt | 36 ++++++++++++++++++++++
> 1 file changed, 36 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/gpio/gpio-aspeed.txt
Acked-by: Rob Herring <robh@xxxxxxxxxx>
>
> diff --git a/Documentation/devicetree/bindings/gpio/gpio-aspeed.txt b/Documentation/devicetree/bindings/gpio/gpio-aspeed.txt
> new file mode 100644
> index 000000000000..09f26cac18d1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/gpio/gpio-aspeed.txt
> @@ -0,0 +1,36 @@
> +Aspeed GPIO controller Device Tree Bindings
> +-------------------------------------------
> +
> +Required properties:
> +- #gpio-cells : Should be two
> + - First cell is the GPIO line number
> + - Second cell is used to specify optional
> + parameters (unused)
> +
> +- compatible : Either "aspeed,ast2400-gpio" or "aspeed,ast2500-gpio"
I'd prefer this be listed first if you respin this.
> +
> +- reg : Address and length of the register set for the device
> +- gpio-controller : Marks the device node as a GPIO controller.
> +- interrupts : Interrupt specifier (see interrupt bindings for
> + details)
> +- interrupt-controller : Mark the GPIO controller as an interrupt-controller
> +
> +Optional properties:
> +
> +- interrupt-parent : The parent interrupt controller, optional if inherited
> +
> +The gpio and interrupt properties are further described in their respective
> +bindings documentation:
> +
> +- Documentation/devicetree/bindings/gpio/gpio.txt
> +- Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
> +
> + Example:
> + gpio@1e780000 {
> + #gpio-cells = <2>;
> + compatible = "aspeed,ast2400-gpio";
> + gpio-controller;
> + interrupts = <20>;
> + reg = <0x1e780000 0x1000>;
> + interrupt-controller;
> + };
> --
> 2.9.3.1.g0db844e
>
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