[PATCH v6 7/7] arm64: qcom: dts: sm8650: add interconnect and opp-peak-kBps for GPU
Neil Armstrong
neil.armstrong at linaro.org
Tue Dec 17 14:51:20 UTC 2024
Each GPU OPP requires a specific peak DDR bandwidth, let's add
those to each OPP and also the related interconnect path.
Signed-off-by: Neil Armstrong <neil.armstrong at linaro.org>
---
arch/arm64/boot/dts/qcom/sm8650.dtsi | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
index 25e47505adcb790d09f1d2726386438487255824..c76c0038c35ab048c88be9870b14c3a0b24b4183 100644
--- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
@@ -2636,6 +2636,10 @@ gpu: gpu at 3d00000 {
qcom,gmu = <&gmu>;
#cooling-cells = <2>;
+ interconnects = <&gem_noc MASTER_GFX3D QCOM_ICC_TAG_ALWAYS
+ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>;
+ interconnect-names = "gfx-mem";
+
status = "disabled";
zap-shader {
@@ -2649,56 +2653,67 @@ gpu_opp_table: opp-table {
opp-231000000 {
opp-hz = /bits/ 64 <231000000>;
opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_D2>;
+ opp-peak-kBps = <2136718>;
};
opp-310000000 {
opp-hz = /bits/ 64 <310000000>;
opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_D1>;
+ opp-peak-kBps = <2136718>;
};
opp-366000000 {
opp-hz = /bits/ 64 <366000000>;
opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_D0>;
+ opp-peak-kBps = <6074218>;
};
opp-422000000 {
opp-hz = /bits/ 64 <422000000>;
opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS>;
+ opp-peak-kBps = <8171875>;
};
opp-500000000 {
opp-hz = /bits/ 64 <500000000>;
opp-level = <RPMH_REGULATOR_LEVEL_LOW_SVS_L1>;
+ opp-peak-kBps = <8171875>;
};
opp-578000000 {
opp-hz = /bits/ 64 <578000000>;
opp-level = <RPMH_REGULATOR_LEVEL_SVS>;
+ opp-peak-kBps = <8171875>;
};
opp-629000000 {
opp-hz = /bits/ 64 <629000000>;
opp-level = <RPMH_REGULATOR_LEVEL_SVS_L0>;
+ opp-peak-kBps = <10687500>;
};
opp-680000000 {
opp-hz = /bits/ 64 <680000000>;
opp-level = <RPMH_REGULATOR_LEVEL_SVS_L1>;
+ opp-peak-kBps = <12449218>;
};
opp-720000000 {
opp-hz = /bits/ 64 <720000000>;
opp-level = <RPMH_REGULATOR_LEVEL_SVS_L2>;
+ opp-peak-kBps = <12449218>;
};
opp-770000000 {
opp-hz = /bits/ 64 <770000000>;
opp-level = <RPMH_REGULATOR_LEVEL_NOM>;
+ opp-peak-kBps = <12449218>;
};
opp-834000000 {
opp-hz = /bits/ 64 <834000000>;
opp-level = <RPMH_REGULATOR_LEVEL_NOM_L1>;
+ opp-peak-kBps = <14398437>;
};
};
};
--
2.34.1
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