diff --git a/arch/arm/boot/dts/r8a73a4.dtsi b/arch/arm/boot/dts/r8a73a4.dtsi
index 62d0211..82c5ac8 100644
--- a/arch/arm/boot/dts/r8a73a4.dtsi
+++ b/arch/arm/boot/dts/r8a73a4.dtsi
@@ -55,7 +55,6 @@
 		#interrupt-cells = <2>;
 		interrupt-controller;
 		reg = <0 0xe61c0000 0 0x200>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 0 IRQ_TYPE_LEVEL_HIGH>,
 			     <0 1 IRQ_TYPE_LEVEL_HIGH>,
 			     <0 2 IRQ_TYPE_LEVEL_HIGH>,
@@ -95,7 +94,6 @@
 		#interrupt-cells = <2>;
 		interrupt-controller;
 		reg = <0 0xe61c0200 0 0x200>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 32 IRQ_TYPE_LEVEL_HIGH>,
 			     <0 33 IRQ_TYPE_LEVEL_HIGH>,
 			     <0 34 IRQ_TYPE_LEVEL_HIGH>,
@@ -136,7 +134,6 @@
 		dma0: dma-controller@e6700020 {
 			compatible = "renesas,shdma-r8a73a4";
 			reg = <0 0xe6700020 0 0x89e0>;
-			interrupt-parent = <&gic>;
 			interrupts = <0 220 IRQ_TYPE_LEVEL_HIGH
 					0 200 IRQ_TYPE_LEVEL_HIGH
 					0 201 IRQ_TYPE_LEVEL_HIGH
@@ -171,7 +168,6 @@
 		compatible = "renesas,rcar-thermal";
 		reg = <0 0xe61f0000 0 0x14>, <0 0xe61f0100 0 0x38>,
 			 <0 0xe61f0200 0 0x38>, <0 0xe61f0300 0 0x38>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 69 IRQ_TYPE_LEVEL_HIGH>;
 	};
 
@@ -180,7 +176,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe6500000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 174 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -190,7 +185,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe6510000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 175 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -200,7 +194,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe6520000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 176 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -210,7 +203,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe6530000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 177 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -220,7 +212,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe6540000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 178 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -230,7 +221,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe60b0000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 179 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -240,7 +230,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe6550000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 184 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -250,7 +239,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe6560000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 185 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -260,7 +248,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,rmobile-iic";
 		reg = <0 0xe6570000 0 0x428>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 173 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -268,7 +255,6 @@
 	mmcif0: mmc@ee200000 {
 		compatible = "renesas,sh-mmcif";
 		reg = <0 0xee200000 0 0x80>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 169 IRQ_TYPE_LEVEL_HIGH>;
 		reg-io-width = <4>;
 		status = "disabled";
@@ -277,7 +263,6 @@
 	mmcif1: mmc@ee220000 {
 		compatible = "renesas,sh-mmcif";
 		reg = <0 0xee220000 0 0x80>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 170 IRQ_TYPE_LEVEL_HIGH>;
 		reg-io-width = <4>;
 		status = "disabled";
@@ -309,7 +294,6 @@
 	sdhi0: sd@ee100000 {
 		compatible = "renesas,sdhi-r8a73a4";
 		reg = <0 0xee100000 0 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 165 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		status = "disabled";
@@ -318,7 +302,6 @@
 	sdhi1: sd@ee120000 {
 		compatible = "renesas,sdhi-r8a73a4";
 		reg = <0 0xee120000 0 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 166 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		status = "disabled";
@@ -327,7 +310,6 @@
 	sdhi2: sd@ee140000 {
 		compatible = "renesas,sdhi-r8a73a4";
 		reg = <0 0xee140000 0 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 167 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		status = "disabled";
diff --git a/arch/arm/boot/dts/r8a7740.dtsi b/arch/arm/boot/dts/r8a7740.dtsi
index a4498de..ce7a0b2 100644
--- a/arch/arm/boot/dts/r8a7740.dtsi
+++ b/arch/arm/boot/dts/r8a7740.dtsi
@@ -14,6 +14,7 @@
 
 / {
 	compatible = "renesas,r8a7740";
+	interrupt-parent = <&gic>;
 
 	cpus {
 		#address-cells = <1>;
@@ -49,7 +50,6 @@
 			<0xe6900020 1>,
 			<0xe6900040 1>,
 			<0xe6900060 1>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 149 IRQ_TYPE_LEVEL_HIGH
 			      0 149 IRQ_TYPE_LEVEL_HIGH
 			      0 149 IRQ_TYPE_LEVEL_HIGH
@@ -70,7 +70,6 @@
 			<0xe6900024 1>,
 			<0xe6900044 1>,
 			<0xe6900064 1>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 149 IRQ_TYPE_LEVEL_HIGH
 			      0 149 IRQ_TYPE_LEVEL_HIGH
 			      0 149 IRQ_TYPE_LEVEL_HIGH
@@ -91,7 +90,6 @@
 			<0xe6900028 1>,
 			<0xe6900048 1>,
 			<0xe6900068 1>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 149 IRQ_TYPE_LEVEL_HIGH
 			      0 149 IRQ_TYPE_LEVEL_HIGH
 			      0 149 IRQ_TYPE_LEVEL_HIGH
@@ -112,7 +110,6 @@
 			<0xe690002c 1>,
 			<0xe690004c 1>,
 			<0xe690006c 1>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 149 IRQ_TYPE_LEVEL_HIGH
 			      0 149 IRQ_TYPE_LEVEL_HIGH
 			      0 149 IRQ_TYPE_LEVEL_HIGH
@@ -141,7 +138,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,iic-r8a7740", "renesas,rmobile-iic";
 		reg = <0xfff20000 0x425>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 201 IRQ_TYPE_LEVEL_HIGH
 			      0 202 IRQ_TYPE_LEVEL_HIGH
 			      0 203 IRQ_TYPE_LEVEL_HIGH
@@ -154,7 +150,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,iic-r8a7740", "renesas,rmobile-iic";
 		reg = <0xe6c20000 0x425>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 70 IRQ_TYPE_LEVEL_HIGH
 			      0 71 IRQ_TYPE_LEVEL_HIGH
 			      0 72 IRQ_TYPE_LEVEL_HIGH
@@ -189,7 +184,6 @@
 	mmcif0: mmc@e6bd0000 {
 		compatible = "renesas,mmcif-r8a7740", "renesas,sh-mmcif";
 		reg = <0xe6bd0000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 56 IRQ_TYPE_LEVEL_HIGH
 			      0 57 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
@@ -198,7 +192,6 @@
 	sdhi0: sd@e6850000 {
 		compatible = "renesas,sdhi-r8a7740";
 		reg = <0xe6850000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 117 IRQ_TYPE_LEVEL_HIGH
 			      0 118 IRQ_TYPE_LEVEL_HIGH
 			      0 119 IRQ_TYPE_LEVEL_HIGH>;
@@ -210,7 +203,6 @@
 	sdhi1: sd@e6860000 {
 		compatible = "renesas,sdhi-r8a7740";
 		reg = <0xe6860000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 121 IRQ_TYPE_LEVEL_HIGH
 			      0 122 IRQ_TYPE_LEVEL_HIGH
 			      0 123 IRQ_TYPE_LEVEL_HIGH>;
@@ -222,7 +214,6 @@
 	sdhi2: sd@e6870000 {
 		compatible = "renesas,sdhi-r8a7740";
 		reg = <0xe6870000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 125 IRQ_TYPE_LEVEL_HIGH
 			      0 126 IRQ_TYPE_LEVEL_HIGH
 			      0 127 IRQ_TYPE_LEVEL_HIGH>;
@@ -235,7 +226,6 @@
 		#sound-dai-cells = <1>;
 		compatible = "renesas,fsi2-r8a7740", "renesas,sh_fsi2";
 		reg = <0xfe1f0000 0x400>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 9 0x4>;
 		status = "disabled";
 	};
diff --git a/arch/arm/boot/dts/r8a7778.dtsi b/arch/arm/boot/dts/r8a7778.dtsi
index 3c6fab5..3af0a21 100644
--- a/arch/arm/boot/dts/r8a7778.dtsi
+++ b/arch/arm/boot/dts/r8a7778.dtsi
@@ -20,6 +20,7 @@
 
 / {
 	compatible = "renesas,r8a7778";
+	interrupt-parent = <&gic>;
 
 	cpus {
 		cpu@0 {
@@ -52,7 +53,6 @@
 			<0xfe780024 4>,
 			<0xfe780044 4>,
 			<0xfe780064 4>;
-		interrupt-parent = <&gic>;
 		interrupts =   <0 27 IRQ_TYPE_LEVEL_HIGH
 				0 28 IRQ_TYPE_LEVEL_HIGH
 				0 29 IRQ_TYPE_LEVEL_HIGH
@@ -63,7 +63,6 @@
 	gpio0: gpio@ffc40000 {
 		compatible = "renesas,gpio-r8a7778", "renesas,gpio-rcar";
 		reg = <0xffc40000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 103 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -75,7 +74,6 @@
 	gpio1: gpio@ffc41000 {
 		compatible = "renesas,gpio-r8a7778", "renesas,gpio-rcar";
 		reg = <0xffc41000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 103 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -87,7 +85,6 @@
 	gpio2: gpio@ffc42000 {
 		compatible = "renesas,gpio-r8a7778", "renesas,gpio-rcar";
 		reg = <0xffc42000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 103 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -99,7 +96,6 @@
 	gpio3: gpio@ffc43000 {
 		compatible = "renesas,gpio-r8a7778", "renesas,gpio-rcar";
 		reg = <0xffc43000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 103 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -111,7 +107,6 @@
 	gpio4: gpio@ffc44000 {
 		compatible = "renesas,gpio-r8a7778", "renesas,gpio-rcar";
 		reg = <0xffc44000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 103 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -130,7 +125,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,i2c-r8a7778";
 		reg = <0xffc70000 0x1000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 67 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -140,7 +134,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,i2c-r8a7778";
 		reg = <0xffc71000 0x1000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 78 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -150,7 +143,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,i2c-r8a7778";
 		reg = <0xffc72000 0x1000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 76 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -160,7 +152,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,i2c-r8a7778";
 		reg = <0xffc73000 0x1000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 77 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -168,7 +159,6 @@
 	mmcif: mmc@ffe4e000 {
 		compatible = "renesas,sh-mmcif";
 		reg = <0xffe4e000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 61 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -176,7 +166,6 @@
 	sdhi0: sd@ffe4c000 {
 		compatible = "renesas,sdhi-r8a7778";
 		reg = <0xffe4c000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 87 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		cap-sdio-irq;
@@ -186,7 +175,6 @@
 	sdhi1: sd@ffe4d000 {
 		compatible = "renesas,sdhi-r8a7778";
 		reg = <0xffe4d000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 88 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		cap-sdio-irq;
@@ -196,7 +184,6 @@
 	sdhi2: sd@ffe4f000 {
 		compatible = "renesas,sdhi-r8a7778";
 		reg = <0xffe4f000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 86 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		cap-sdio-irq;
@@ -206,7 +193,6 @@
 	hspi0: spi@fffc7000 {
 		compatible = "renesas,hspi-r8a7778", "renesas,hspi";
 		reg = <0xfffc7000 0x18>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 63 IRQ_TYPE_LEVEL_HIGH>;
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -216,7 +202,6 @@
 	hspi1: spi@fffc8000 {
 		compatible = "renesas,hspi-r8a7778", "renesas,hspi";
 		reg = <0xfffc8000 0x18>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 84 IRQ_TYPE_LEVEL_HIGH>;
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -226,7 +211,6 @@
 	hspi2: spi@fffc6000 {
 		compatible = "renesas,hspi-r8a7778", "renesas,hspi";
 		reg = <0xfffc6000 0x18>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 85 IRQ_TYPE_LEVEL_HIGH>;
 		#address-cells = <1>;
 		#size-cells = <0>;
diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi
index 8b1a336..b517c8e 100644
--- a/arch/arm/boot/dts/r8a7779.dtsi
+++ b/arch/arm/boot/dts/r8a7779.dtsi
@@ -15,6 +15,7 @@
 
 / {
 	compatible = "renesas,r8a7779";
+	interrupt-parent = <&gic>;
 
 	cpus {
 		#address-cells = <1>;
@@ -59,7 +60,6 @@
 	gpio0: gpio@ffc40000 {
 		compatible = "renesas,gpio-r8a7779", "renesas,gpio-rcar";
 		reg = <0xffc40000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 141 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -71,7 +71,6 @@
 	gpio1: gpio@ffc41000 {
 		compatible = "renesas,gpio-r8a7779", "renesas,gpio-rcar";
 		reg = <0xffc41000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 142 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -83,7 +82,6 @@
 	gpio2: gpio@ffc42000 {
 		compatible = "renesas,gpio-r8a7779", "renesas,gpio-rcar";
 		reg = <0xffc42000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 143 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -95,7 +93,6 @@
 	gpio3: gpio@ffc43000 {
 		compatible = "renesas,gpio-r8a7779", "renesas,gpio-rcar";
 		reg = <0xffc43000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 144 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -107,7 +104,6 @@
 	gpio4: gpio@ffc44000 {
 		compatible = "renesas,gpio-r8a7779", "renesas,gpio-rcar";
 		reg = <0xffc44000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 145 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -119,7 +115,6 @@
 	gpio5: gpio@ffc45000 {
 		compatible = "renesas,gpio-r8a7779", "renesas,gpio-rcar";
 		reg = <0xffc45000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 146 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -131,7 +126,6 @@
 	gpio6: gpio@ffc46000 {
 		compatible = "renesas,gpio-r8a7779", "renesas,gpio-rcar";
 		reg = <0xffc46000 0x2c>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 147 IRQ_TYPE_LEVEL_HIGH>;
 		#gpio-cells = <2>;
 		gpio-controller;
@@ -150,7 +144,6 @@
 			<0xfe780024 4>,
 			<0xfe780044 4>,
 			<0xfe780064 4>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 27 IRQ_TYPE_LEVEL_HIGH
 			      0 28 IRQ_TYPE_LEVEL_HIGH
 			      0 29 IRQ_TYPE_LEVEL_HIGH
@@ -163,7 +156,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,i2c-r8a7779";
 		reg = <0xffc70000 0x1000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 79 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -173,7 +165,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,i2c-r8a7779";
 		reg = <0xffc71000 0x1000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 82 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -183,7 +174,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,i2c-r8a7779";
 		reg = <0xffc72000 0x1000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 80 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -193,7 +183,6 @@
 		#size-cells = <0>;
 		compatible = "renesas,i2c-r8a7779";
 		reg = <0xffc73000 0x1000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 81 IRQ_TYPE_LEVEL_HIGH>;
 		status = "disabled";
 	};
@@ -211,14 +200,12 @@
 	sata: sata@fc600000 {
 		compatible = "renesas,rcar-sata";
 		reg = <0xfc600000 0x2000>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 100 IRQ_TYPE_LEVEL_HIGH>;
 	};
 
 	sdhi0: sd@ffe4c000 {
 		compatible = "renesas,sdhi-r8a7779";
 		reg = <0xffe4c000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 104 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		cap-sdio-irq;
@@ -228,7 +215,6 @@
 	sdhi1: sd@ffe4d000 {
 		compatible = "renesas,sdhi-r8a7779";
 		reg = <0xffe4d000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 105 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		cap-sdio-irq;
@@ -238,7 +224,6 @@
 	sdhi2: sd@ffe4e000 {
 		compatible = "renesas,sdhi-r8a7779";
 		reg = <0xffe4e000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		cap-sdio-irq;
@@ -248,7 +233,6 @@
 	sdhi3: sd@ffe4f000 {
 		compatible = "renesas,sdhi-r8a7779";
 		reg = <0xffe4f000 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 106 IRQ_TYPE_LEVEL_HIGH>;
 		cap-sd-highspeed;
 		cap-sdio-irq;
@@ -258,7 +242,6 @@
 	hspi0: spi@fffc7000 {
 		compatible = "renesas,hspi-r8a7779", "renesas,hspi";
 		reg = <0xfffc7000 0x18>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 73 IRQ_TYPE_LEVEL_HIGH>;
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -268,7 +251,6 @@
 	hspi1: spi@fffc8000 {
 		compatible = "renesas,hspi-r8a7779", "renesas,hspi";
 		reg = <0xfffc8000 0x18>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 74 IRQ_TYPE_LEVEL_HIGH>;
 		#address-cells = <1>;
 		#size-cells = <0>;
@@ -278,7 +260,6 @@
 	hspi2: spi@fffc6000 {
 		compatible = "renesas,hspi-r8a7779", "renesas,hspi";
 		reg = <0xfffc6000 0x18>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 75 IRQ_TYPE_LEVEL_HIGH>;
 		#address-cells = <1>;
 		#size-cells = <0>;
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index 44f0344..ed57f6f 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -289,7 +289,6 @@
 	sdhi0: sd@ee100000 {
 		compatible = "renesas,sdhi-r8a7791";
 		reg = <0 0xee100000 0 0x200>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 165 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7791_CLK_SDHI0>;
 		status = "disabled";
@@ -298,7 +297,6 @@
 	sdhi1: sd@ee140000 {
 		compatible = "renesas,sdhi-r8a7791";
 		reg = <0 0xee140000 0 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 167 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7791_CLK_SDHI1>;
 		status = "disabled";
@@ -307,7 +305,6 @@
 	sdhi2: sd@ee160000 {
 		compatible = "renesas,sdhi-r8a7791";
 		reg = <0 0xee160000 0 0x100>;
-		interrupt-parent = <&gic>;
 		interrupts = <0 168 IRQ_TYPE_LEVEL_HIGH>;
 		clocks = <&mstp3_clks R8A7791_CLK_SDHI2>;
 		status = "disabled";
