+DT list
On Tue, Nov 7, 2017 at 11:55 PM, Greentime Hu <green...@gmail.com> wrote:
> From: Greentime Hu <greent...@andestech.com>
Commit msg needed.
> Signed-off-by: Rick Chen <r...@andestech.com>
> Signed-off-by: Greentime Hu <greent...@andestech.com>
> ---
> .../interrupt-controller/andestech,ativic32.txt | 27
> ++++++++++++++++++++
> 1 file changed, 27 insertions(+)
> create mode 100644
> Documentation/devicetree/bindings/interrupt-controller/andestech,ativic32.txt
>
> diff --git
> a/Documentation/devicetree/bindings/interrupt-controller/andestech,ativic32.txt
>
> b/Documentation/devicetree/bindings/interrupt-controller/andestech,ativic32.txt
> new file mode 100644
> index 0000000..6bac908
> --- /dev/null
> +++
> b/Documentation/devicetree/bindings/interrupt-controller/andestech,ativic32.txt
> @@ -0,0 +1,27 @@
> +* Andestech Internal Vector Interrupt Controller
> +
> +The Internal Vector Interrupt Controller (IVIC) is a basic interrupt
> controller
> +suitable for a simpler SoC platform not requiring a more sophisticated and
> +bigger External Vector Interrupt Controller.
> +
> +
> +Main node required properties:
> +
> +- compatible : should at least contain "andestech,ativic32".
> +- interrupt-parent: Empty for the interrupt controller itself
Drop this.
> +- interrupt-controller : Identifies the node as an interrupt controller
> +- #interrupt-cells: The number of cells to define the interrupts. Should be
> 2.
> + The first cell is the IRQ number
> + The second cell is used to specify mode:
> + 1 = low-to-high edge triggered
> + 2 = high-to-low edge triggered
> + 4 = active high level-sensitive
> + 8 = active low level-sensitive
Just state 2 cells and refer to interrupt-controller/interrupts.txt.
> + Default for internal sources should be set to 4 (active high).
> +
> +Examples:
> + intc: interrupt-controller {
> + compatible = "andestech,ativic32";
> + #interrupt-cells = <2>;
> + interrupt-controller;
> + };
> --
> 1.7.9.5
>
