From: Jonas Karlman <jonas@kwiboo.se>
Date: Sun, 18 May 2025 22:54:12 +0000 (+0000)
Subject: arm64: dts: rockchip: Add GPU node for RK3528
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=06601cc45b5ba0c3bcd371b9c499d9fe5dabd11d;p=thirdparty%2Flinux.git

arm64: dts: rockchip: Add GPU node for RK3528

Add a GPU node and a opp-table for the Mali-450 MP2 in the RK3528 SoC.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20250518225418.682182-3-jonas@kwiboo.se
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---

diff --git a/arch/arm64/boot/dts/rockchip/rk3528.dtsi b/arch/arm64/boot/dts/rockchip/rk3528.dtsi
index 829f980ea353a..b215126efcc23 100644
--- a/arch/arm64/boot/dts/rockchip/rk3528.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3528.dtsi
@@ -95,6 +95,36 @@
 		};
 	};
 
+	gpu_opp_table: opp-table-gpu {
+		compatible = "operating-points-v2";
+
+		opp-300000000 {
+			opp-hz = /bits/ 64 <300000000>;
+			opp-microvolt = <875000 875000 1000000>;
+			opp-suspend;
+		};
+
+		opp-500000000 {
+			opp-hz = /bits/ 64 <500000000>;
+			opp-microvolt = <875000 875000 1000000>;
+		};
+
+		opp-600000000 {
+			opp-hz = /bits/ 64 <600000000>;
+			opp-microvolt = <875000 875000 1000000>;
+		};
+
+		opp-700000000 {
+			opp-hz = /bits/ 64 <700000000>;
+			opp-microvolt = <900000 900000 1000000>;
+		};
+
+		opp-800000000 {
+			opp-hz = /bits/ 64 <800000000>;
+			opp-microvolt = <950000 950000 1000000>;
+		};
+	};
+
 	pinctrl: pinctrl {
 		compatible = "rockchip,rk3528-pinctrl";
 		rockchip,grf = <&ioc_grf>;
@@ -503,6 +533,34 @@
 			};
 		};
 
+		gpu: gpu@ff700000 {
+			compatible = "rockchip,rk3528-mali", "arm,mali-450";
+			reg = <0x0 0xff700000 0x0 0x40000>;
+			assigned-clocks = <&cru ACLK_GPU_MALI>,
+					  <&scmi_clk SCMI_CLK_GPU>;
+			assigned-clock-rates = <297000000>, <300000000>;
+			clocks = <&cru ACLK_GPU_MALI>, <&scmi_clk SCMI_CLK_GPU>;
+			clock-names = "bus", "core";
+			interrupts = <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "gp",
+					  "gpmmu",
+					  "pp",
+					  "pp0",
+					  "ppmmu0",
+					  "pp1",
+					  "ppmmu1";
+			operating-points-v2 = <&gpu_opp_table>;
+			power-domains = <&power 4>;
+			resets = <&cru SRST_A_GPU>;
+			status = "disabled";
+		};
+
 		spi0: spi@ff9c0000 {
 			compatible = "rockchip,rk3528-spi",
 				     "rockchip,rk3066-spi";