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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt | |
parent | Initial commit. (diff) | |
download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt')
-rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt new file mode 100644 index 000000000..355c18a3a --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/sigma,smp8642-intc.txt @@ -0,0 +1,48 @@ +Sigma Designs SMP86xx/SMP87xx secondary interrupt controller + +Required properties: +- compatible: should be "sigma,smp8642-intc" +- reg: physical address of MMIO region +- ranges: address space mapping of child nodes +- interrupt-controller: boolean +- #address-cells: should be <1> +- #size-cells: should be <1> + +One child node per control block with properties: +- reg: address of registers for this control block +- interrupt-controller: boolean +- #interrupt-cells: should be <2>, interrupt index and flags per interrupts.txt +- interrupts: interrupt spec of primary interrupt controller + +Example: + +interrupt-controller@6e000 { + compatible = "sigma,smp8642-intc"; + reg = <0x6e000 0x400>; + ranges = <0x0 0x6e000 0x400>; + interrupt-parent = <&gic>; + interrupt-controller; + #address-cells = <1>; + #size-cells = <1>; + + irq0: interrupt-controller@0 { + reg = <0x000 0x100>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>; + }; + + irq1: interrupt-controller@100 { + reg = <0x100 0x100>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>; + }; + + irq2: interrupt-controller@300 { + reg = <0x300 0x100>; + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>; + }; +}; |