On Thu, Mar 31, 2016 at 05:09:31PM +0200, Maxime Coquelin wrote:
> Signed-off-by: Maxime Coquelin <mcoquelin.stm32@xxxxxxxxx>
> ---
> .../bindings/interrupt-controller/st,stm32-exti.txt | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.txt
>
> diff --git a/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.txt b/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.txt
> new file mode 100644
> index 000000000000..6e7703d4ff5b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.txt
> @@ -0,0 +1,20 @@
> +STM32 External Interrupt Controller
> +
> +Required properties:
> +
> +- compatible: Should be "st,stm32-exti"
> +- reg: Specifies base physical address and size of the registers
> +- interrupt-controller: Indentifies the node as an interrupt controller
> +- #interrupt-cells: Specifies the number of cells to encode an interrupt
> + specifier, shall be 2
> +- interrupts: interrupts references to primary interrupt controller
Need to define how many and what is the order?
Are these 1:1 mapping? You could use interrupt-map here to define the
mapping.
> +
> +Example:
> +
> +exti: interrupt-controller@40013c00 {
> + compatible = "st,stm32-exti";
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + reg = <0x40013C00 0x400>;
> + interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>;
> +};
> --
> 1.9.1
>
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