[PATCH 1/9] ARM: Kirkwood: Add interrupt controller support for DT boards
Michael Walle
michael at walle.cc
Sun Jun 10 17:21:51 EDT 2012
Am Sonntag 10 Juni 2012, 12:31:53 schrieb Andrew Lunn:
> Signed-off-by: Andrew Lunn <andrew at lunn.ch>
> ---
> .../devicetree/bindings/arm/mrvl/intc.txt | 20
> ++++++++++++++++++ arch/arm/boot/dts/kirkwood.dtsi |
> 9 ++++++++ arch/arm/mach-kirkwood/board-dt.c | 22
> +++++++++++++++++++- 3 files changed, 50 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/arm/mrvl/intc.txt
> b/Documentation/devicetree/bindings/arm/mrvl/intc.txt index
> 80b9a94..612536e 100644
> --- a/Documentation/devicetree/bindings/arm/mrvl/intc.txt
> +++ b/Documentation/devicetree/bindings/arm/mrvl/intc.txt
> @@ -38,3 +38,23 @@ Example:
> reg-names = "mux status", "mux mask";
> mrvl,intc-nr-irqs = <2>;
> };
> +
> +* Marvell Orion Interrupt controller
> +
> +Required properties
> +- compatible : Should be "marvell,orion-intc"
> +- #interrupt-cells: Specifies the number of cells needed to encode an
> + interrupt source. Supported value is <1>
> +- interrupt-controller : So that its clear its an interrupt controller.
> +Optional properties
> +- reg : Not used yet, but will contain the interrupt mask address
> +
> +Example:
> +
> + intc: interrupt-controller {
> + compatible = "marvell,orion-intc", "marvell,intc";
> + interrupt-controller;
> + #interrupt-cells = <1>;
> + reg = <0xfed20204 0x04>,
> + <0xfed20214 0x04>;
> + };
please fix whitespaces/tabs
> diff --git a/arch/arm/boot/dts/kirkwood.dtsi
> b/arch/arm/boot/dts/kirkwood.dtsi index 926528b..8eab7c4 100644
> --- a/arch/arm/boot/dts/kirkwood.dtsi
> +++ b/arch/arm/boot/dts/kirkwood.dtsi
> @@ -2,6 +2,15 @@
>
> / {
> compatible = "mrvl,kirkwood";
> + interrupt-parent = <&intc>;
> +
> + intc: interrupt-controller {
> + compatible = "marvell,orion-intc", "marvell,intc";
> + interrupt-controller;
> + #interrupt-cells = <1>;
> + reg = <0xfed20204 0x04>,
> + <0xfed20214 0x04>;
> + };
ditto
--
Michael
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