[PATCH] arm64: dts: renesas: r8a779g0: Add INTC-EX node

[Geert Uytterhoeven]

Add the device node for the Interrupt Controller for External Devices
(INTC-EX) on the Renesas R-Car V4H (R8A779G0) SoC, which serves external
IRQ pins IRQ[0-5].

Signed-off-by: Geert Uytterhoeven <geert+renesas at glider.be>
---
Tested on the White Hawk development board using IRQ2[1].
To be queued in renesas-devel for v6.2.

[1] "arm64: dts: renesas: r8a779g0: whitehawk: Add overlay for IRQ2"
    https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers.git/commit/?h=topic/renesas-overlays&id=4ccf4c30402d0876e44a741f368cbc067068e7f6

 arch/arm64/boot/dts/renesas/r8a779g0.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
index d31b1fb42fc67cf8..edabd1519ccc979d 100644
--- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi
@@ -235,6 +235,22 @@ sysc: system-controller at e6180000 {
 			#power-domain-cells = <1>;
 		};
 
+		intc_ex: interrupt-controller at e61c0000 {
+			compatible = "renesas,intc-ex-r8a779g0", "renesas,irqc";
+			#interrupt-cells = <2>;
+			interrupt-controller;
+			reg = <0 0xe61c0000 0 0x200>;
+			interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 611>;
+			power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>;
+			resets = <&cpg 611>;
+		};
+
 		i2c0: i2c at e6500000 {
 			compatible = "renesas,i2c-r8a779g0",
 				     "renesas,rcar-gen4-i2c";
-- 
2.25.1