[PATCH v5 3/3] arm64: dts: qcom: sm8750: Add GPU clock & IOMMU nodes

Taniya Das posted 3 patches 1 month ago
[PATCH v5 3/3] arm64: dts: qcom: sm8750: Add GPU clock & IOMMU nodes
Posted by Taniya Das 1 month ago
From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>

Add the GPU_CC and GX_CC (brand new! as far as we're concerned, this
is simply a separate block housing the GX GDSC) nodes, required to
power up the graphics-related hardware.

Make use of it by enabling the associated IOMMU as well. The GPU itself
needs some more work and will be enabled later.

Reviewed-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Co-developed-by: Taniya Das <taniya.das@oss.qualcomm.com>
Signed-off-by: Taniya Das <taniya.das@oss.qualcomm.com>
---
 arch/arm64/boot/dts/qcom/sm8750.dtsi | 68 ++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qcom/sm8750.dtsi
index f56b1f889b857a28859910f5c4465c8ce3473b00..0e7a343297e3f5d7a8189f50726dc6279078c21c 100644
--- a/arch/arm64/boot/dts/qcom/sm8750.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi
@@ -4,7 +4,9 @@
  */
 
 #include <dt-bindings/clock/qcom,rpmh.h>
+#include <dt-bindings/clock/qcom,kaanapali-gxclkctl.h>
 #include <dt-bindings/clock/qcom,sm8750-gcc.h>
+#include <dt-bindings/clock/qcom,sm8750-gpucc.h>
 #include <dt-bindings/clock/qcom,sm8750-tcsr.h>
 #include <dt-bindings/clock/qcom,sm8750-videocc.h>
 #include <dt-bindings/dma/qcom-gpi.h>
@@ -3001,6 +3003,34 @@ videocc: clock-controller@aaf0000 {
 			#power-domain-cells = <1>;
 		};
 
+		gxclkctl: clock-controller@3d64000 {
+			compatible = "qcom,sm8750-gxclkctl";
+			reg = <0x0 0x03d64000 0x0 0x6000>;
+
+			power-domains = <&rpmhpd RPMHPD_GFX>,
+					<&rpmhpd RPMHPD_GMXC>,
+					<&gpucc GPU_CC_CX_GDSC>;
+
+			#power-domain-cells = <1>;
+		};
+
+		gpucc: clock-controller@3d90000 {
+			compatible = "qcom,sm8750-gpucc";
+			reg = <0x0 0x03d90000 0x0 0x9800>;
+
+			clocks = <&bi_tcxo_div2>,
+				 <&gcc GCC_GPU_GPLL0_CLK_SRC>,
+				 <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>;
+
+			power-domains = <&rpmhpd RPMHPD_MX>,
+					<&rpmhpd RPMHPD_CX>;
+			required-opps = <&rpmhpd_opp_low_svs>,
+					<&rpmhpd_opp_low_svs>;
+			#clock-cells = <1>;
+			#reset-cells = <1>;
+			#power-domain-cells = <1>;
+		};
+
 		pdc: interrupt-controller@b220000 {
 			compatible = "qcom,sm8750-pdc", "qcom,pdc";
 			reg = <0x0 0x0b220000 0x0 0x10000>, <0x0 0x164400f0 0x0 0x64>;
@@ -4515,6 +4545,44 @@ tpdm_swao_out: endpoint {
 			};
 		};
 
+		adreno_smmu: iommu@3da0000 {
+			compatible = "qcom,sm8750-smmu-500", "qcom,adreno-smmu",
+				     "qcom,smmu-500", "arm,mmu-500";
+			reg = <0x0 0x03da0000 0x0 0x40000>;
+			#iommu-cells = <2>;
+			#global-interrupts = <1>;
+			interrupts = <GIC_SPI 674 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 678 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 679 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 680 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 681 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 682 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 683 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 684 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 685 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 686 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 687 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 688 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 422 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 476 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 574 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 575 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 576 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 577 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 660 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 662 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 665 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 666 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 667 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 669 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 670 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 700 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&gpucc GPU_CC_HLOS1_VOTE_GPU_SMMU_CLK>;
+			clock-names = "hlos";
+			power-domains = <&gpucc GPU_CC_CX_GDSC>;
+			dma-coherent;
+		};
+
 		apps_smmu: iommu@15000000 {
 			compatible = "qcom,sm8750-smmu-500", "qcom,smmu-500", "arm,mmu-500";
 			reg = <0x0 0x15000000 0x0 0x100000>;

-- 
2.34.1