From: Icenowy Zheng <[email protected]>

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 <[email protected]>
[[email protected]: Add fallback sun6i-a31-r-intc compatible]
Signed-off-by: Chen-Yu Tsai <[email protected]>
---
 arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi 
b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index 4eb2f3ca602a..1865bc01d89e 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -445,6 +445,15 @@
                                     <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>;
-- 
2.11.0

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