[PATCH v13 3/5] arm64: dts: qcom: qcs8300-ride: enable pcie0 interface

Ziyue Zhang
2025-09-08T07:59:57Z

Add configurations in devicetree for PCIe0, board related gpios,
PMIC regulators, etc for qcs8300-ride board.

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Ziyue Zhang <ziyue.zhang@oss.qualcomm.com>
---
arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 42 +++++++++++++++++++++++
1 file changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index 9c37a0f5ba25..9d2653007866 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -309,6 +309,25 @@ &iris {
status = "okay";
};

+&pcie0 {
+ pinctrl-0 = <&pcie0_default_state>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&pcieport0 {
+ reset-gpios = <&tlmm 2 GPIO_ACTIVE_LOW>;
+ wake-gpios = <&tlmm 0 GPIO_ACTIVE_HIGH>;
+};
+
+&pcie0_phy {
+ vdda-phy-supply = <&vreg_l6a>;
+ vdda-pll-supply = <&vreg_l5a>;
+
+ status = "okay";
+};
+
&qupv3_id_0 {
status = "okay";
};
@@ -369,6 +388,29 @@ ethernet0_mdio: ethernet0-mdio-pins {
bias-pull-up;
};
};
+
+ pcie0_default_state: pcie0-default-state {
+ wake-pins {
+ pins = "gpio0";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ clkreq-pins {
+ pins = "gpio1";
+ function = "pcie0_clkreq";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ perst-pins {
+ pins = "gpio2";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+ };
};

&uart7 {