[PATCH v5 3/9] dt-bindings: add Amlogic Meson GPIO interrupt-controller DT binding documentation
Rob Herring
robh at kernel.org
Wed Jun 7 14:13:12 PDT 2017
On Tue, May 30, 2017 at 10:26:33PM +0200, Heiner Kallweit wrote:
> Add dt binding documentation for Amlogic meson GPIO interrupt controller.
>
> Signed-off-by: Heiner Kallweit <hkallweit1 at gmail.com>
> Reviewed-by: Neil Armstrong <narmstrong at baylibre.com>
> ---
> v5:
> - added Reviewed-by
> ---
> .../amlogic,meson-gpio-intc.txt | 26 ++++++++++++++++++++++
> 1 file changed, 26 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt
>
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt
> new file mode 100644
> index 00000000..2f20d212
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt
> @@ -0,0 +1,26 @@
> +Amlogic meson GPIO interrupt controller
> +
> +Meson SoCs contains an interrupt controller which is able watch the SoC pads
> +and generate an interrupt on edges or level. The controller is essentially a
> +256 pads to 8 GIC interrupt multiplexer, with a filter block to select edge
> +or level and polarity. The actual number of interrupt exposed depends on the
> +SoC.
> +
> +Required properties:
> +
> +- compatible : should be "amlogic,meson-gpio-intc".
> +- reg : Specifies base physical address and size of the registers.
> +- interrupt-controller : Identifies the node as an interrupt controller.
> +- #interrupt-cells : should be 2.
> +- parent-interrupts : list of GIC interrupts which can be used with the
> + GPIO IRQ multiplexer
Just use "interrupts" here.
> +
> +Example:
> +
> +gpio_intc: interrupt-controller at 9880 {
> + compatible = "amlogic,meson-gpio-intc";
> + reg = <0x0 0x09880 0x0 0x10>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + parent-interrupts = <64 65 66 67 68 69 70 71>;
> +};
> --
> 2.13.0
>
>
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