linux-kernel - [PATCH v4 2/2] arm64: dts: qcom: sc8280xp: Enable GPU related nodes

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Message-ID: <20230614142204.2675653-3-quic_bjorande@quicinc.com>
Date:   Wed, 14 Jun 2023 07:22:04 -0700
From:   Bjorn Andersson <quic_bjorande@...cinc.com>
To:     Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>
CC:     Rob Clark <robdclark@...il.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Akhil P Oommen <quic_akhilpo@...cinc.com>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <freedreno@...ts.freedesktop.org>,
        <johan@...nel.org>, <mani@...nel.org>,
        Steev Klimaszewski <steev@...i.org>,
        Johan Hovold <johan+linaro@...nel.org>
Subject: [PATCH v4 2/2] arm64: dts: qcom: sc8280xp: Enable GPU related nodes

From: Bjorn Andersson <bjorn.andersson@...aro.org>

Add memory reservation for the zap-shader and enable the Adreno SMMU,
GPU clock controller, GMU and the GPU nodes for the SC8280XP CRD and the
Lenovo ThinkPad X13s.

Tested-by: Steev Klimaszewski <steev@...i.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
Tested-by: Johan Hovold <johan+linaro@...nel.org>
Signed-off-by: Bjorn Andersson <quic_bjorande@...cinc.com>
---
 arch/arm64/boot/dts/qcom/sc8280xp-crd.dts          | 14 ++++++++++++++
 .../dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts     | 14 ++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index cd7e0097d8bc..b566e403d1db 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -210,6 +210,11 @@ vreg_wwan: regulator-wwan {
 	};
 
 	reserved-memory {
+		gpu_mem: gpu-mem@...00000 {
+			reg = <0 0x8bf00000 0 0x2000>;
+			no-map;
+		};
+
 		linux,cma {
 			compatible = "shared-dma-pool";
 			size = <0x0 0x8000000>;
@@ -390,6 +395,15 @@ &dispcc0 {
 	status = "okay";
 };
 
+&gpu {
+	status = "okay";
+
+	zap-shader {
+		memory-region = <&gpu_mem>;
+		firmware-name = "qcom/sc8280xp/qcdxkmsuc8280.mbn";
+	};
+};
+
 &mdss0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
index 5ae057ad6438..7cc3028440b6 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -264,6 +264,11 @@ vreg_wwan: regulator-wwan {
 	};
 
 	reserved-memory {
+		gpu_mem: gpu-mem@...00000 {
+			reg = <0 0x8bf00000 0 0x2000>;
+			no-map;
+		};
+
 		linux,cma {
 			compatible = "shared-dma-pool";
 			size = <0x0 0x8000000>;
@@ -518,6 +523,15 @@ &dispcc0 {
 	status = "okay";
 };
 
+&gpu {
+	status = "okay";
+
+	zap-shader {
+		memory-region = <&gpu_mem>;
+		firmware-name = "qcom/sc8280xp/LENOVO/21BX/qcdxkmsuc8280.mbn";
+	};
+};
+
 &mdss0 {
 	status = "okay";
 };
-- 
2.25.1