[PATCH 1/4] arm64: dts: qcom: sm6115: Add GPU nodes

From: Konrad Dybcio
Date: Tue Jun 20 2023 - 09:18:58 EST


Introduce nodes for the A610 GPU and its GMU wrapper along with the
speedbin fuse entry in QFPROM.

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sm6115.dtsi | 103 +++++++++++++++++++++++++++++++++++
1 file changed, 103 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm6115.dtsi b/arch/arm64/boot/dts/qcom/sm6115.dtsi
index 55118577bf92..424b4f3c909b 100644
--- a/arch/arm64/boot/dts/qcom/sm6115.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6115.dtsi
@@ -865,6 +865,11 @@ qusb2_hstx_trim: hstx-trim@25b {
reg = <0x25b 0x1>;
bits = <1 4>;
};
+
+ gpu_speed_bin: gpu-speed-bin@6006 {
+ reg = <0x6006 0x2>;
+ bits = <5 8>;
+ };
};

rng: rng@1b53000 {
@@ -1316,6 +1321,104 @@ usb_dwc3: usb@4e00000 {
};
};

+ gpu: gpu@5900000 {
+ compatible = "qcom,adreno-610.0", "qcom,adreno";
+ reg = <0x0 0x05900000 0x0 0x40000>;
+ reg-names = "kgsl_3d0_reg_memory";
+
+ /* There's no (real) GMU, so we have to handle quite a bunch of clocks! */
+ 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";
+
+ interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>;
+
+ iommus = <&adreno_smmu 0 1>;
+ operating-points-v2 = <&gpu_opp_table>;
+ power-domains = <&rpmpd SM6115_VDDCX>;
+ qcom,gmu = <&gmu_wrapper>;
+
+ nvmem-cells = <&gpu_speed_bin>;
+ nvmem-cell-names = "speed_bin";
+
+ status = "disabled";
+
+ zap-shader {
+ memory-region = <&pil_gpu_mem>;
+ };
+
+ gpu_opp_table: opp-table {
+ compatible = "operating-points-v2";
+
+ opp-320000000 {
+ opp-hz = /bits/ 64 <320000000>;
+ required-opps = <&rpmpd_opp_low_svs>;
+ opp-supported-hw = <0x1f>;
+ };
+
+ opp-465000000 {
+ opp-hz = /bits/ 64 <465000000>;
+ required-opps = <&rpmpd_opp_svs>;
+ opp-supported-hw = <0x1f>;
+ };
+
+ opp-600000000 {
+ opp-hz = /bits/ 64 <600000000>;
+ required-opps = <&rpmpd_opp_svs_plus>;
+ opp-supported-hw = <0x1f>;
+ };
+
+ opp-745000000 {
+ opp-hz = /bits/ 64 <745000000>;
+ required-opps = <&rpmpd_opp_nom>;
+ opp-supported-hw = <0xf>;
+ };
+
+ opp-820000000 {
+ opp-hz = /bits/ 64 <820000000>;
+ required-opps = <&rpmpd_opp_nom_plus>;
+ opp-supported-hw = <0x7>;
+ };
+
+ opp-900000000 {
+ opp-hz = /bits/ 64 <900000000>;
+ required-opps = <&rpmpd_opp_turbo>;
+ opp-supported-hw = <0x7>;
+ };
+
+ /* Speed bin 2 can reach 950 Mhz instead of 980 like the rest. */
+ opp-950000000 {
+ opp-hz = /bits/ 64 <950000000>;
+ required-opps = <&rpmpd_opp_turbo_plus>;
+ opp-supported-hw = <0x4>;
+ };
+
+ opp-980000000 {
+ opp-hz = /bits/ 64 <980000000>;
+ required-opps = <&rpmpd_opp_turbo_plus>;
+ opp-supported-hw = <0x3>;
+ };
+ };
+ };
+
+ 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,sm6115-gpucc";
reg = <0x0 0x05990000 0x0 0x9000>;

--
2.41.0