From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- .../interrupt-controller/allwinner,sunxi-nmi.txt | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/allwinner,sunxi-nmi.txt (limited to 'Documentation/devicetree/bindings/interrupt-controller/allwinner,sunxi-nmi.txt') diff --git a/Documentation/devicetree/bindings/interrupt-controller/allwinner,sunxi-nmi.txt b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sunxi-nmi.txt new file mode 100644 index 000000000..24beadf7b --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/allwinner,sunxi-nmi.txt @@ -0,0 +1,29 @@ +Allwinner Sunxi NMI Controller +============================== + +Required properties: + +- compatible : should be one of the following: + - "allwinner,sun7i-a20-sc-nmi" + - "allwinner,sun6i-a31-sc-nmi" (deprecated) + - "allwinner,sun6i-a31-r-intc" + - "allwinner,sun9i-a80-nmi" +- reg : Specifies base physical address and size of the registers. +- interrupt-controller : Identifies the node as an interrupt controller +- #interrupt-cells : Specifies the number of cells needed to encode an + interrupt source. The value shall be 2. The first cell is the IRQ number, the + second cell the trigger type as defined in interrupt.txt in this directory. +- interrupts: Specifies the interrupt line (NMI) which is handled by + the interrupt controller in the parent controller's notation. This value + shall be the NMI. + +Example: + +sc-nmi-intc@1c00030 { + compatible = "allwinner,sun7i-a20-sc-nmi"; + interrupt-controller; + #interrupt-cells = <2>; + reg = <0x01c00030 0x0c>; + interrupt-parent = <&gic>; + interrupts = <0 0 4>; +}; -- cgit v1.2.3