linux-kernel - [PATCH 2/3] arm64: dts: rockchip: add the gpu for px30

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Message-Id: <20191208145508.3124-2-heiko@sntech.de>
Date:   Sun,  8 Dec 2019 15:55:07 +0100
From:   Heiko Stuebner <heiko@...ech.de>
To:     linux-rockchip@...ts.infradead.org
Cc:     robh+dt@...nel.org, mark.rutland@....com, heiko@...ech.de,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        christoph.muellner@...obroma-systems.com,
        Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
Subject: [PATCH 2/3] arm64: dts: rockchip: add the gpu for px30

From: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>

The px30 contains a Mali Bifrost gpu, so add the necessary core node
for it with interrupts and powerdomains.

Signed-off-by: Heiko Stuebner <heiko.stuebner@...obroma-systems.com>
---
 arch/arm64/boot/dts/rockchip/px30.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi
index 9a0f77ea4a78..c31423f36192 100644
--- a/arch/arm64/boot/dts/rockchip/px30.dtsi
+++ b/arch/arm64/boot/dts/rockchip/px30.dtsi
@@ -210,6 +210,12 @@ map0 {
 					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
 					contribution = <4096>;
 				};
+
+				map1 {
+					trip = <&target>;
+					cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+					contribution = <4096>;
+				};
 			};
 		};
 
@@ -924,6 +930,19 @@ emmc: dwmmc@...90000 {
 		status = "disabled";
 	};
 
+	gpu: gpu@...00000 {
+		compatible = "rockchip,px30-mali", "arm,mali-bifrost";
+		reg = <0x0 0xff400000 0x0 0x4000>;
+		interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "job", "mmu", "gpu";
+		clocks = <&cru SCLK_GPU>;
+		#cooling-cells = <2>;
+		power-domains = <&power PX30_PD_GPU>;
+		status = "disabled";
+	};
+
 	vopb: vop@...60000 {
 		compatible = "rockchip,px30-vop-big";
 		reg = <0x0 0xff460000 0x0 0xefc>;
-- 
2.24.0