diff mbox series

[v2,3/8] arm64: dts: qcom: x1e80100: add missing PCIe minimum OPP

Message ID 20240722094249.26471-4-johan+linaro@kernel.org
State New
Headers show
Series arm64: dts: qcom: x1e80100: PCIe fixes and CRD modem support | expand

Commit Message

Johan Hovold July 22, 2024, 9:42 a.m. UTC 
Add the missing PCIe CX performance level votes to avoid relying on
other drivers (e.g. USB) to maintain the nominal performance level
required for Gen3 speeds.

Fixes: 5eb83fc10289 ("arm64: dts: qcom: x1e80100: Add PCIe nodes")
Cc: stable@vger.kernel.org	# 6.9
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
 arch/arm64/boot/dts/qcom/x1e80100.dtsi | 2 ++
 1 file changed, 2 insertions(+)

Comments

Konrad Dybcio July 22, 2024, 10:04 a.m. UTC | #1 
On 22.07.2024 11:42 AM, Johan Hovold wrote:
> Add the missing PCIe CX performance level votes to avoid relying on
> other drivers (e.g. USB) to maintain the nominal performance level
> required for Gen3 speeds.
> 
> Fixes: 5eb83fc10289 ("arm64: dts: qcom: x1e80100: Add PCIe nodes")
> Cc: stable@vger.kernel.org	# 6.9
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
index 07e00f1d1768..2c10532d4f60 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi
+++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
@@ -2974,6 +2974,7 @@  &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
 				      "link_down";
 
 			power-domains = <&gcc GCC_PCIE_6A_GDSC>;
+			required-opps = <&rpmhpd_opp_nom>;
 
 			phys = <&pcie6a_phy>;
 			phy-names = "pciephy";
@@ -3095,6 +3096,7 @@  &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>,
 				      "link_down";
 
 			power-domains = <&gcc GCC_PCIE_4_GDSC>;
+			required-opps = <&rpmhpd_opp_nom>;
 
 			phys = <&pcie4_phy>;
 			phy-names = "pciephy";