31 lines
1.0 KiB
Plaintext
31 lines
1.0 KiB
Plaintext
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Allwinner Sunxi NMI Controller
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==============================
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Required properties:
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- compatible : should be one of the following:
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- "allwinner,sun7i-a20-sc-nmi"
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- "allwinner,sun6i-a31-sc-nmi" (deprecated)
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- "allwinner,sun6i-a31-r-intc"
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- "allwinner,sun9i-a80-nmi"
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- reg : Specifies base physical address and size of the registers.
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- interrupt-controller : Identifies the node as an interrupt controller
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- #interrupt-cells : Specifies the number of cells needed to encode an
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interrupt source. The value shall be 2. The first cell is the IRQ number, the
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second cell the trigger type as defined in interrupt.txt in this directory.
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- interrupt-parent: Specifies the parent interrupt controller.
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- interrupts: Specifies the interrupt line (NMI) which is handled by
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the interrupt controller in the parent controller's notation. This value
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shall be the NMI.
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Example:
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sc-nmi-intc@1c00030 {
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compatible = "allwinner,sun7i-a20-sc-nmi";
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interrupt-controller;
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#interrupt-cells = <2>;
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reg = <0x01c00030 0x0c>;
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interrupt-parent = <&gic>;
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interrupts = <0 0 4>;
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};
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