From 435c3642a6a82c774f2897d72e6ed794a1dbaba1 Mon Sep 17 00:00:00 2001 From: Krishna Chaitanya Chundru Date: Fri, 28 Mar 2025 15:58:29 +0530 Subject: [PATCH] arm64: dts: qcom: x1e80100: Add PCIe lane equalization preset properties Add PCIe lane equalization preset properties for 8 GT/s and 16 GT/s data rates used in lane equalization procedure. Signed-off-by: Krishna Chaitanya Chundru Reviewed-by: Konrad Dybcio Reviewed-by: Manivannan Sadhasivam Link: https://lore.kernel.org/r/20250328-preset_v6-v9-1-22cfa0490518@oss.qualcomm.com Signed-off-by: Bjorn Andersson --- arch/arm64/boot/dts/qcom/x1e80100.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi index 2577a0f4dd716..1f0e50b0e6a15 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi @@ -3225,6 +3225,10 @@ phys = <&pcie3_phy>; phy-names = "pciephy"; + eq-presets-8gts = /bits/ 16 <0x5555 0x5555 0x5555 0x5555 + 0x5555 0x5555 0x5555 0x5555>; + eq-presets-16gts = /bits/ 8 <0x55 0x55 0x55 0x55 0x55 0x55 0x55 0x55>; + operating-points-v2 = <&pcie3_opp_table>; status = "disabled"; @@ -3427,6 +3431,9 @@ phys = <&pcie6a_phy>; phy-names = "pciephy"; + eq-presets-8gts = /bits/ 16 <0x5555 0x5555 0x5555 0x5555>; + eq-presets-16gts = /bits/ 8 <0x55 0x55 0x55 0x55>; + status = "disabled"; }; @@ -3554,6 +3561,8 @@ phys = <&pcie5_phy>; phy-names = "pciephy"; + eq-presets-8gts = /bits/ 16 <0x5555 0x5555>; + status = "disabled"; }; @@ -3680,6 +3689,8 @@ phys = <&pcie4_phy>; phy-names = "pciephy"; + eq-presets-8gts = /bits/ 16 <0x5555 0x5555>; + status = "disabled"; pcie4_port0: pcie@0 { -- 2.47.3