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arm64: allwinner: a64: add NMI (R_INTC) controller on A64 

Allwinner A64 SoC features a R_INTC controller, which controls the NMI
line, and this interrupt line is usually connected to the AXP PMIC.

Add support for it.

Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
[wens@csie.org: Add fallback sun6i-a31-r-intc compatible]
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
This commit is contained in:
Icenowy Zheng 2017-06-06 13:59:32 +08:00 committed by Chen-Yu Tsai
parent 5771a8c088
commit 535ca50858
1 changed files with 9 additions and 0 deletions
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arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
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@ -487,6 +487,15 @@ rtc: rtc@1f00000 {
<GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>;
};
r_intc: interrupt-controller@1f00c00 {
compatible = "allwinner,sun50i-a64-r-intc",
"allwinner,sun6i-a31-r-intc";
interrupt-controller;
#interrupt-cells = <2>;
reg = <0x01f00c00 0x400>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
};
r_ccu: clock@1f01400 {
compatible = "allwinner,sun50i-a64-r-ccu";
reg = <0x01f01400 0x100>;