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linux-next/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt
Mars Cheng 94613fa63d Document: DT: Add bindings for mediatek MT6755 SoC Platform
This adds DT binding documentation for Mediatek MT6755.

Signed-off-by: Mars Cheng <mars.cheng@mediatek.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
2016-07-03 07:57:16 +02:00

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+Mediatek 65xx/67xx/81xx sysirq
Mediatek SOCs sysirq support controllable irq inverter for each GIC SPI
interrupt.
Required properties:
- compatible: should be one of:
"mediatek,mt8173-sysirq"
"mediatek,mt8135-sysirq"
"mediatek,mt8127-sysirq"
"mediatek,mt6795-sysirq"
"mediatek,mt6755-sysirq"
"mediatek,mt6592-sysirq"
"mediatek,mt6589-sysirq"
"mediatek,mt6582-sysirq"
"mediatek,mt6580-sysirq"
"mediatek,mt6577-sysirq"
"mediatek,mt2701-sysirq"
- interrupt-controller : Identifies the node as an interrupt controller
- #interrupt-cells : Use the same format as specified by GIC in arm,gic.txt.
- interrupt-parent: phandle of irq parent for sysirq. The parent must
use the same interrupt-cells format as GIC.
- reg: Physical base address of the intpol registers and length of memory
mapped region.
Example:
sysirq: interrupt-controller@10200100 {
compatible = "mediatek,mt6589-sysirq", "mediatek,mt6577-sysirq";
interrupt-controller;
#interrupt-cells = <3>;
interrupt-parent = <&gic>;
reg = <0 0x10200100 0 0x1c>;
};