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arm64: dts: qcom: sc8280xp: add missing PCIe minimum OPP

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commit 2b62197155 upstream.

Add the missing PCIe CX performance level votes to avoid relying on
other drivers (e.g. USB or UFS) to maintain the nominal performance
level required for Gen3 speeds.

Fixes: 813e831570 ("arm64: dts: qcom: sc8280xp/sa8540p: add PCIe2-4 nodes")
Cc: stable@vger.kernel.org      # 6.2
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20240306095651.4551-5-johan+linaro@kernel.org
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2024-03-06 10:56:50 +01:00 committed by Greg Kroah-Hartman
parent 4c59282ad9
commit ea17c9aeb6
1 changed files with 5 additions and 0 deletions
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5
arch/arm64/boot/dts/qcom/sc8280xp.dtsi
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@ -1798,6 +1798,7 @@
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_4_GDSC>;
required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_4_PHY_BCR>;
reset-names = "phy";
@ -1897,6 +1898,7 @@
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_3B_GDSC>;
required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_3B_PHY_BCR>;
reset-names = "phy";
@ -1997,6 +1999,7 @@
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_3A_GDSC>;
required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_3A_PHY_BCR>;
reset-names = "phy";
@ -2098,6 +2101,7 @@
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_2B_GDSC>;
required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_2B_PHY_BCR>;
reset-names = "phy";
@ -2198,6 +2202,7 @@
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_2A_GDSC>;
required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_2A_PHY_BCR>;
reset-names = "phy";