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arm64: dts: qcom: msm8998: Configure Adreno GPU and related IOMMU

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The MSM8998 SoC includes an Adreno 540.1 GPU, with a maximum frequency
of 710MHz. This GPU may or may not accept a ZAP shader, depending on
platform configuration, so adding a zap-shader node is left to the
board DT.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210901183123.1087392-5-angelogioacchino.delregno@somainline.org
This commit is contained in:
AngeloGioacchino Del Regno 2021-09-01 20:31:23 +02:00 committed by Bjorn Andersson
parent 94117eb172
commit 87cd46d68a
1 changed files with 97 additions and 0 deletions
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97
arch/arm64/boot/dts/qcom/msm8998.dtsi
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@ -1424,6 +1424,103 @@ glink-edge {
};
};
adreno_gpu: gpu@5000000 {
compatible = "qcom,adreno-540.1", "qcom,adreno";
reg = <0x05000000 0x40000>;
reg-names = "kgsl_3d0_reg_memory";
clocks = <&gcc GCC_GPU_CFG_AHB_CLK>,
<&gpucc RBBMTIMER_CLK>,
<&gcc GCC_BIMC_GFX_CLK>,
<&gcc GCC_GPU_BIMC_GFX_CLK>,
<&gpucc RBCPR_CLK>,
<&gpucc GFX3D_CLK>;
clock-names = "iface",
"rbbmtimer",
"mem",
"mem_iface",
"rbcpr",
"core";
interrupts = <0 300 IRQ_TYPE_LEVEL_HIGH>;
iommus = <&adreno_smmu 0>;
operating-points-v2 = <&gpu_opp_table>;
power-domains = <&rpmpd MSM8998_VDDMX>;
#stream-id-cells = <16>;
status = "disabled";
gpu_opp_table: opp-table {
compatible = "operating-points-v2";
opp-710000097 {
opp-hz = /bits/ 64 <710000097>;
opp-level = <RPM_SMD_LEVEL_TURBO>;
opp-supported-hw = <0xFF>;
};
opp-670000048 {
opp-hz = /bits/ 64 <670000048>;
opp-level = <RPM_SMD_LEVEL_NOM_PLUS>;
opp-supported-hw = <0xFF>;
};
opp-596000097 {
opp-hz = /bits/ 64 <596000097>;
opp-level = <RPM_SMD_LEVEL_NOM>;
opp-supported-hw = <0xFF>;
};
opp-515000097 {
opp-hz = /bits/ 64 <515000097>;
opp-level = <RPM_SMD_LEVEL_SVS_PLUS>;
opp-supported-hw = <0xFF>;
};
opp-414000000 {
opp-hz = /bits/ 64 <414000000>;
opp-level = <RPM_SMD_LEVEL_SVS>;
opp-supported-hw = <0xFF>;
};
opp-342000000 {
opp-hz = /bits/ 64 <342000000>;
opp-level = <RPM_SMD_LEVEL_LOW_SVS>;
opp-supported-hw = <0xFF>;
};
opp-257000000 {
opp-hz = /bits/ 64 <257000000>;
opp-level = <RPM_SMD_LEVEL_MIN_SVS>;
opp-supported-hw = <0xFF>;
};
};
};
adreno_smmu: iommu@5040000 {
compatible = "qcom,msm8998-smmu-v2", "qcom,smmu-v2";
reg = <0x05040000 0x10000>;
clocks = <&gcc GCC_GPU_CFG_AHB_CLK>,
<&gcc GCC_BIMC_GFX_CLK>,
<&gcc GCC_GPU_BIMC_GFX_CLK>;
clock-names = "iface", "mem", "mem_iface";
#global-interrupts = <0>;
#iommu-cells = <1>;
interrupts =
<GIC_SPI 329 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 330 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 331 IRQ_TYPE_LEVEL_HIGH>;
/*
* GPU-GX GDSC's parent is GPU-CX. We need to bring up the
* GPU-CX for SMMU but we need both of them up for Adreno.
* Contemporarily, we also need to manage the VDDMX rpmpd
* domain in the Adreno driver.
* Enable GPU CX/GX GDSCs here so that we can manage the
* SoC VDDMX RPM Power Domain in the Adreno driver.
*/
power-domains = <&gpucc GPU_GX_GDSC>;
status = "disabled";
};
gpucc: clock-controller@5065000 {
compatible = "qcom,msm8998-gpucc";
#clock-cells = <1>;