linux-kernel - [PATCH 3/4] arm64: dts: renesas: r9a09g047: Add Mali-G52 GPU node

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Message-ID: <20250402131142.1270701-4-tommaso.merciai.xr@bp.renesas.com>
Date: Wed,  2 Apr 2025 15:11:40 +0200
From: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
To: tomm.merciai@...il.com
Cc: linux-renesas-soc@...r.kernel.org,
	biju.das.jz@...renesas.com,
	Tommaso Merciai <tommaso.merciai.xr@...renesas.com>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Magnus Damm <magnus.damm@...il.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-clk@...r.kernel.org
Subject: [PATCH 3/4] arm64: dts: renesas: r9a09g047: Add Mali-G52 GPU node

Add Mali-G52 GPU node to SoC DTSI.

Signed-off-by: Tommaso Merciai <tommaso.merciai.xr@...renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a09g047.dtsi | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
index 4bc0b77f721ab..9ab83e949c0ea 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g047.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";
@@ -491,6 +520,26 @@ i2c8: i2c@...01000 {
 			status = "disabled";
 		};
 
+		gpu: gpu@...50000 {
+			compatible = "renesas,r9a09g047-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@...00000 {
 			compatible = "arm,gic-v3";
 			reg = <0x0 0x14900000 0 0x20000>,
-- 
2.43.0