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From: Konrad Dybcio <konrad.dybcio@linaro.org>
Date: Mon, 19 Feb 2024 14:35:52 +0100
Subject: [PATCH 7/8] arm64: dts: qcom: qcm2290: Add GPU nodes
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Message-Id: <20240219-topic-rb1_gpu-v1-7-d260fa854707@linaro.org>
References: <20240219-topic-rb1_gpu-v1-0-d260fa854707@linaro.org>
In-Reply-To: <20240219-topic-rb1_gpu-v1-0-d260fa854707@linaro.org>
To: Will Deacon <will@kernel.org>, Robin Murphy <robin.murphy@arm.com>, 
 Joerg Roedel <joro@8bytes.org>, Rob Herring <robh@kernel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, 
 Conor Dooley <conor+dt@kernel.org>, Bjorn Andersson <andersson@kernel.org>, 
 Michael Turquette <mturquette@baylibre.com>, 
 Stephen Boyd <sboyd@kernel.org>, Rob Clark <robdclark@gmail.com>, 
 Abhinav Kumar <quic_abhinavk@quicinc.com>, 
 Dmitry Baryshkov <dmitry.baryshkov@linaro.org>, Sean Paul <sean@poorly.run>, 
 David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>
Cc: Marijn Suijten <marijn.suijten@somainline.org>, 
 linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, 
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, 
 Konrad Dybcio <konradybcio@kernel.org>, linux-arm-msm@vger.kernel.org, 
 linux-clk@vger.kernel.org, dri-devel@lists.freedesktop.org, 
 freedreno@lists.freedesktop.org, Konrad Dybcio <konrad.dybcio@linaro.org>

Describe the GPU hardware on the QCM2290.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 arch/arm64/boot/dts/qcom/qcm2290.dtsi | 154 ++++++++++++++++++++++++++++++++++
 1 file changed, 154 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcm2290.dtsi b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
index 89beac833d43..ec5aef5d9c69 100644
--- a/arch/arm64/boot/dts/qcom/qcm2290.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcm2290.dtsi
@@ -7,6 +7,7 @@
 
 #include <dt-bindings/clock/qcom,dispcc-qcm2290.h>
 #include <dt-bindings/clock/qcom,gcc-qcm2290.h>
+#include <dt-bindings/clock/qcom,qcm2290-gpucc.h>
 #include <dt-bindings/clock/qcom,rpmcc.h>
 #include <dt-bindings/dma/qcom-gpi.h>
 #include <dt-bindings/firmware/qcom,scm.h>
@@ -737,6 +738,11 @@ qusb2_hstx_trim: hstx-trim@25b {
 				reg = <0x25b 0x1>;
 				bits = <1 4>;
 			};
+
+			gpu_speed_bin: gpu-speed-bin@2006 {
+				reg = <0x2006 0x2>;
+				bits = <5 8>;
+			};
 		};
 
 		pmu@1b8e300 {
@@ -1383,6 +1389,154 @@ usb_dwc3: usb@4e00000 {
 			};
 		};
 
+		gpu: gpu@5900000 {
+			compatible = "qcom,adreno-07000200", "qcom,adreno";
+			reg = <0x0 0x05900000 0x0 0x40000>;
+			reg-names = "kgsl_3d0_reg_memory";
+
+			interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>;
+
+			clocks = <&gpucc GPU_CC_GX_GFX3D_CLK>,
+				 <&gpucc GPU_CC_AHB_CLK>,
+				 <&gcc GCC_BIMC_GPU_AXI_CLK>,
+				 <&gcc GCC_GPU_MEMNOC_GFX_CLK>,
+				 <&gpucc GPU_CC_CX_GMU_CLK>,
+				 <&gpucc GPU_CC_CXO_CLK>;
+			clock-names = "core",
+				      "iface",
+				      "mem_iface",
+				      "alt_mem_iface",
+				      "gmu",
+				      "xo";
+
+			interconnects = <&bimc MASTER_GFX3D RPM_ALWAYS_TAG
+					 &bimc SLAVE_EBI1 RPM_ALWAYS_TAG>;
+			interconnect-names = "gfx-mem";
+
+			iommus = <&adreno_smmu 0 1>,
+				 <&adreno_smmu 2 0>;
+			operating-points-v2 = <&gpu_opp_table>;
+			power-domains = <&rpmpd QCM2290_VDDCX>;
+			qcom,gmu = <&gmu_wrapper>;
+
+			nvmem-cells = <&gpu_speed_bin>;
+			nvmem-cell-names = "speed_bin";
+			#cooling-cells = <2>;
+
+			status = "disabled";
+
+			zap-shader {
+				memory-region = <&pil_gpu_mem>;
+			};
+
+			gpu_opp_table: opp-table {
+				compatible = "operating-points-v2";
+
+				/* TODO: Scale RPM_SMD_BIMC_GPU_CLK w/ turbo freqs */
+				opp-1123200000 {
+					opp-hz = /bits/ 64 <1123200000>;
+					required-opps = <&rpmpd_opp_turbo_plus>;
+					opp-peak-kBps = <6881000>;
+					opp-supported-hw = <0x3>;
+					turbo-mode;
+				};
+
+				opp-1017600000 {
+					opp-hz = /bits/ 64 <1017600000>;
+					required-opps = <&rpmpd_opp_turbo>;
+					opp-peak-kBps = <6881000>;
+					opp-supported-hw = <0x3>;
+					turbo-mode;
+				};
+
+				opp-921600000 {
+					opp-hz = /bits/ 64 <921600000>;
+					required-opps = <&rpmpd_opp_nom_plus>;
+					opp-peak-kBps = <6881000>;
+					opp-supported-hw = <0x3>;
+				};
+
+				opp-844800000 {
+					opp-hz = /bits/ 64 <844800000>;
+					required-opps = <&rpmpd_opp_nom>;
+					opp-peak-kBps = <6881000>;
+					opp-supported-hw = <0x7>;
+				};
+
+				opp-672000000 {
+					opp-hz = /bits/ 64 <672000000>;
+					required-opps = <&rpmpd_opp_svs_plus>;
+					opp-peak-kBps = <3879000>;
+					opp-supported-hw = <0xf>;
+				};
+
+				opp-537600000 {
+					opp-hz = /bits/ 64 <537600000>;
+					required-opps = <&rpmpd_opp_svs>;
+					opp-peak-kBps = <2929000>;
+					opp-supported-hw = <0xf>;
+				};
+
+				opp-355200000 {
+					opp-hz = /bits/ 64 <355200000>;
+					required-opps = <&rpmpd_opp_low_svs>;
+					opp-peak-kBps = <1720000>;
+					opp-supported-hw = <0xf>;
+				};
+			};
+		};
+
+		gmu_wrapper: gmu@596a000 {
+			compatible = "qcom,adreno-gmu-wrapper";
+			reg = <0x0 0x0596a000 0x0 0x30000>;
+			reg-names = "gmu";
+			power-domains = <&gpucc GPU_CX_GDSC>,
+					<&gpucc GPU_GX_GDSC>;
+			power-domain-names = "cx",
+					     "gx";
+		};
+
+		gpucc: clock-controller@5990000 {
+			compatible = "qcom,qcm2290-gpucc";
+			reg = <0x0 0x05990000 0x0 0x9000>;
+			clocks = <&gcc GCC_GPU_CFG_AHB_CLK>,
+				 <&rpmcc RPM_SMD_XO_CLK_SRC>,
+				 <&gcc GCC_GPU_GPLL0_CLK_SRC>,
+				 <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>;
+			power-domains = <&rpmpd QCM2290_VDDCX>;
+			required-opps = <&rpmpd_opp_low_svs>;
+			#clock-cells = <1>;
+			#reset-cells = <1>;
+			#power-domain-cells = <1>;
+		};
+
+		adreno_smmu: iommu@59a0000 {
+			compatible = "qcom,qcm2290-smmu-500", "qcom,adreno-smmu",
+				     "qcom,smmu-500", "arm,mmu-500";
+			reg = <0x0 0x059a0000 0x0 0x10000>;
+			interrupts = <GIC_SPI 163 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
+
+			clocks = <&gcc GCC_GPU_MEMNOC_GFX_CLK>,
+				 <&gpucc GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK>,
+				 <&gcc GCC_GPU_SNOC_DVM_GFX_CLK>;
+			clock-names = "mem",
+				      "hlos",
+				      "iface";
+
+			power-domains = <&gpucc GPU_CX_GDSC>;
+
+			#global-interrupts = <1>;
+			#iommu-cells = <2>;
+		};
+
 		mdss: display-subsystem@5e00000 {
 			compatible = "qcom,qcm2290-mdss";
 			reg = <0x0 0x05e00000 0x0 0x1000>;

-- 
2.43.2