MIPS: ATH79: Add irq chip ar7240-misc-intc
[linux-drm-fsl-dcu.git] / Documentation / devicetree / bindings / interrupt-controller / renesas,irqc.txt
1 DT bindings for the R-Mobile/R-Car interrupt controller
2
3 Required properties:
4
5 - compatible: has to be "renesas,irqc-<soctype>", "renesas,irqc" as fallback.
6   Examples with soctypes are:
7     - "renesas,irqc-r8a73a4" (R-Mobile APE6)
8     - "renesas,irqc-r8a7790" (R-Car H2)
9     - "renesas,irqc-r8a7791" (R-Car M2-W)
10     - "renesas,irqc-r8a7792" (R-Car V2H)
11     - "renesas,irqc-r8a7793" (R-Car M2-N)
12     - "renesas,irqc-r8a7794" (R-Car E2)
13 - #interrupt-cells: has to be <2>: an interrupt index and flags, as defined in
14   interrupts.txt in this directory
15 - clocks: Must contain a reference to the functional clock.
16
17 Optional properties:
18
19 - any properties, listed in interrupts.txt, and any standard resource allocation
20   properties
21
22 Example:
23
24         irqc0: interrupt-controller@e61c0000 {
25                 compatible = "renesas,irqc-r8a7790", "renesas,irqc";
26                 #interrupt-cells = <2>;
27                 interrupt-controller;
28                 reg = <0 0xe61c0000 0 0x200>;
29                 interrupts = <0 0 IRQ_TYPE_LEVEL_HIGH>,
30                              <0 1 IRQ_TYPE_LEVEL_HIGH>,
31                              <0 2 IRQ_TYPE_LEVEL_HIGH>,
32                              <0 3 IRQ_TYPE_LEVEL_HIGH>;
33                 clocks = <&mstp4_clks R8A7790_CLK_IRQC>;
34         };