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Diffstat (limited to 'kernel/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt')
-rw-r--r-- | kernel/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/kernel/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt b/kernel/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt new file mode 100644 index 000000000..55c04faa3 --- /dev/null +++ b/kernel/Documentation/devicetree/bindings/interrupt-controller/opencores,or1k-pic.txt @@ -0,0 +1,23 @@ +OpenRISC 1000 Programmable Interrupt Controller + +Required properties: + +- compatible : should be "opencores,or1k-pic-level" for variants with + level triggered interrupt lines, "opencores,or1k-pic-edge" for variants with + edge triggered interrupt lines or "opencores,or1200-pic" for machines + with the non-spec compliant or1200 type implementation. + + "opencores,or1k-pic" is also provided as an alias to "opencores,or1200-pic", + but this is only for backwards compatibility. + +- 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 1. + +Example: + +intc: interrupt-controller { + compatible = "opencores,or1k-pic-level"; + interrupt-controller; + #interrupt-cells = <1>; +}; |