linux-kernel - [PATCH v2 3/7] arm64: dts: exynos: Add GPU/Mali T760 node to Exynos5433

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Date:   Fri, 21 Jun 2019 20:02:04 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Kukjin Kim <kgene@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Joseph Kogut <joseph.kogut@...il.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        Inki Dae <inki.dae@...sung.com>
Subject: [PATCH v2 3/7] arm64: dts: exynos: Add GPU/Mali T760 node to Exynos5433

Add nodes for GPU (Mali T760) to Exynos5433.  Missing element is the
cooling device.  Not tested on HW.

Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>

---

Changes since v1:
1. None
---
 .../dts/exynos/exynos5433-tm2-common.dtsi     |  5 ++
 arch/arm64/boot/dts/exynos/exynos5433.dtsi    | 51 +++++++++++++++++++
 2 files changed, 56 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
index d2de16645e10..6f90b0e62cba 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi
@@ -350,6 +350,11 @@
 	pinctrl-0 = <&te_irq>;
 };
 
+&gpu {
+	mali-supply = <&buck6_reg>;
+	status = "okay";
+};
+
 &hdmi {
 	hpd-gpios = <&gpa3 0 GPIO_ACTIVE_HIGH>;
 	status = "okay";
diff --git a/arch/arm64/boot/dts/exynos/exynos5433.dtsi b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
index d29d13f4694f..a76f620f7f35 100644
--- a/arch/arm64/boot/dts/exynos/exynos5433.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynos5433.dtsi
@@ -249,6 +249,57 @@
 		};
 	};
 
+	gpu: gpu@...c0000 {
+		compatible = "samsung,exynos5433-mali", "arm,mali-t760";
+		reg = <0x14ac0000 0x5000>;
+		interrupts = <GIC_SPI 282 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 283 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 281 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "job", "mmu", "gpu";
+		clocks = <&cmu_g3d CLK_ACLK_G3D>;
+		clock-names = "core";
+		power-domains = <&pd_g3d>;
+		operating-points-v2 = <&gpu_opp_table>;
+		status = "disabled";
+
+		gpu_opp_table: opp_table {
+			compatible = "operating-points-v2";
+
+			opp-160000000 {
+				opp-hz = /bits/ 64 <160000000>;
+				opp-microvolt = <1000000>;
+			};
+			opp-267000000 {
+				opp-hz = /bits/ 64 <267000000>;
+				opp-microvolt = <1000000>;
+			};
+			opp-350000000 {
+				opp-hz = /bits/ 64 <350000000>;
+				opp-microvolt = <1025000>;
+			};
+			opp-420000000 {
+				opp-hz = /bits/ 64 <420000000>;
+				opp-microvolt = <1025000>;
+			};
+			opp-500000000 {
+				opp-hz = /bits/ 64 <500000000>;
+				opp-microvolt = <1075000>;
+			};
+			opp-550000000 {
+				opp-hz = /bits/ 64 <550000000>;
+				opp-microvolt = <1125000>;
+			};
+			opp-600000000 {
+				opp-hz = /bits/ 64 <600000000>;
+				opp-microvolt = <1150000>;
+			};
+			opp-700000000 {
+				opp-hz = /bits/ 64 <700000000>;
+				opp-microvolt = <1150000>;
+			};
+		};
+	};
+
 	psci {
 		compatible = "arm,psci";
 		method = "smc";
-- 
2.17.1