From 88e83915d89cb413c58f66ef2975b63d4d91f27c Mon Sep 17 00:00:00 2001
From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Tue, 18 Feb 2025 11:59:21 +0000
Subject: [PATCH 1/2] arm64: dts: renesas: r9a09g057: Add Mali-G31 GPU node

Add Mali-G31 GPU node to SoC DTSI.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20250218115922.407816-3-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 arch/arm64/boot/dts/renesas/r9a09g057.dtsi | 51 ++++++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
index f7a2f8ca864f..0cd00bb05191 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi
@@ -105,6 +105,35 @@ L3_CA55: cache-controller-0 {
 		};
 	};
 
+	gpu_opp_table: opp-table-1 {
+		compatible = "operating-points-v2";
+
+		opp-630000000 {
+			opp-hz = /bits/ 64 <630000000>;
+			opp-microvolt = <800000>;
+		};
+
+		opp-315000000 {
+			opp-hz = /bits/ 64 <315000000>;
+			opp-microvolt = <800000>;
+		};
+
+		opp-157500000 {
+			opp-hz = /bits/ 64 <157500000>;
+			opp-microvolt = <800000>;
+		};
+
+		opp-78750000 {
+			opp-hz = /bits/ 64 <78750000>;
+			opp-microvolt = <800000>;
+		};
+
+		opp-19687500 {
+			opp-hz = /bits/ 64 <19687500>;
+			opp-microvolt = <800000>;
+		};
+	};
+
 	psci {
 		compatible = "arm,psci-1.0", "arm,psci-0.2";
 		method = "smc";
@@ -581,6 +610,28 @@ i2c8: i2c@11c01000 {
 			status = "disabled";
 		};
 
+		gpu: gpu@14850000 {
+			compatible = "renesas,r9a09g057-mali",
+				     "arm,mali-bifrost";
+			reg = <0x0 0x14850000 0x0 0x10000>;
+			interrupts = <GIC_SPI 884 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 885 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 883 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 886 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "job", "mmu", "gpu", "event";
+			clocks = <&cpg CPG_MOD 0xf0>,
+				 <&cpg CPG_MOD 0xf1>,
+				 <&cpg CPG_MOD 0xf2>;
+			clock-names = "gpu", "bus", "bus_ace";
+			power-domains = <&cpg>;
+			resets = <&cpg 0xdd>,
+				 <&cpg 0xde>,
+				 <&cpg 0xdf>;
+			reset-names = "rst", "axi_rst", "ace_rst";
+			operating-points-v2 = <&gpu_opp_table>;
+			status = "disabled";
+		};
+
 		gic: interrupt-controller@14900000 {
 			compatible = "arm,gic-v3";
 			reg = <0x0 0x14900000 0 0x20000>,

From 8bf8ad268e46403c7140ea5aaa85e9c659117dbc Mon Sep 17 00:00:00 2001
From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Date: Tue, 18 Feb 2025 11:59:22 +0000
Subject: [PATCH 2/2] arm64: dts: renesas: r9a09g057h44-rzv2h-evk: Enable
 Mali-G31

Enable Mali-G31 (GPU) node on EVK board.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20250218115922.407816-4-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 .../boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts   | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts b/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts
index 0b705c987b6c..063eca0ba3e2 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts
+++ b/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts
@@ -43,6 +43,16 @@ memory@240000000 {
 		reg = <0x2 0x40000000 0x2 0x00000000>;
 	};
 
+	reg_0p8v: regulator0 {
+		compatible = "regulator-fixed";
+
+		regulator-name = "fixed-0.8V";
+		regulator-min-microvolt = <800000>;
+		regulator-max-microvolt = <800000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
 	reg_3p3v: regulator1 {
 		compatible = "regulator-fixed";
 
@@ -68,6 +78,11 @@ &audio_extal_clk {
 	clock-frequency = <22579200>;
 };
 
+&gpu {
+	status = "okay";
+	mali-supply = <&reg_0p8v>;
+};
+
 &i2c0 {
 	pinctrl-0 = <&i2c0_pins>;
 	pinctrl-names = "default";