diff options
Diffstat (limited to 'Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt b/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt new file mode 100644 index 000000000..33a98eb44 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt @@ -0,0 +1,38 @@ ++Mediatek MT65xx/MT67xx/MT81xx sysirq + +Mediatek SOCs sysirq support controllable irq inverter for each GIC SPI +interrupt. + +Required properties: +- compatible: should be + "mediatek,mt8173-sysirq", "mediatek,mt6577-sysirq": for MT8173 + "mediatek,mt8135-sysirq", "mediatek,mt6577-sysirq": for MT8135 + "mediatek,mt8127-sysirq", "mediatek,mt6577-sysirq": for MT8127 + "mediatek,mt7622-sysirq", "mediatek,mt6577-sysirq": for MT7622 + "mediatek,mt6795-sysirq", "mediatek,mt6577-sysirq": for MT6795 + "mediatek,mt6797-sysirq", "mediatek,mt6577-sysirq": for MT6797 + "mediatek,mt6765-sysirq", "mediatek,mt6577-sysirq": for MT6765 + "mediatek,mt6755-sysirq", "mediatek,mt6577-sysirq": for MT6755 + "mediatek,mt6592-sysirq", "mediatek,mt6577-sysirq": for MT6592 + "mediatek,mt6589-sysirq", "mediatek,mt6577-sysirq": for MT6589 + "mediatek,mt6582-sysirq", "mediatek,mt6577-sysirq": for MT6582 + "mediatek,mt6580-sysirq", "mediatek,mt6577-sysirq": for MT6580 + "mediatek,mt6577-sysirq": for MT6577 + "mediatek,mt2712-sysirq", "mediatek,mt6577-sysirq": for MT2712 + "mediatek,mt2701-sysirq", "mediatek,mt6577-sysirq": for MT2701 +- interrupt-controller : Identifies the node as an interrupt controller +- #interrupt-cells : Use the same format as specified by GIC in arm,gic.txt. +- reg: Physical base address of the intpol registers and length of memory + mapped region. Could be multiple bases here. Ex: mt6797 needs 2 reg, others + need 1. + +Example: + sysirq: intpol-controller@10200620 { + compatible = "mediatek,mt6797-sysirq", + "mediatek,mt6577-sysirq"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10220620 0 0x20>, + <0 0x10220690 0 0x10>; + }; |