[PATCH v4 8/8] arm64: dts: qcom: qcs8300: enable pcie1 interface
From: Ziyue Zhang
Date: Mon Mar 10 2025 - 02:31:44 EST
Add configurations in devicetree for PCIe1, board related gpios,
PMIC regulators, etc.
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Signed-off-by: Ziyue Zhang <quic_ziyuzhan@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/qcs8300-ride.dts | 40 +++++++++++++++++++++++
1 file changed, 40 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
index c3fe3b98b1b6..2d849d060286 100644
--- a/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
+++ b/arch/arm64/boot/dts/qcom/qcs8300-ride.dts
@@ -302,6 +302,23 @@ &pcie0_phy {
status = "okay";
};
+&pcie1 {
+ perst-gpios = <&tlmm 23 GPIO_ACTIVE_LOW>;
+ wake-gpios = <&tlmm 21 GPIO_ACTIVE_HIGH>;
+
+ pinctrl-0 = <&pcie1_default_state>;
+ pinctrl-names = "default";
+
+ status = "okay";
+};
+
+&pcie1_phy {
+ vdda-phy-supply = <&vreg_l6a>;
+ vdda-pll-supply = <&vreg_l5a>;
+
+ status = "okay";
+};
+
&qupv3_id_0 {
status = "okay";
};
@@ -350,6 +367,29 @@ perst-pins {
};
};
+ pcie1_default_state: pcie1-default-state {
+ wake-pins {
+ pins = "gpio21";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ clkreq-pins {
+ pins = "gpio22";
+ function = "pcie1_clkreq";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ perst-pins {
+ pins = "gpio23";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+ };
+
ethernet0_default: ethernet0-default-state {
ethernet0_mdc: ethernet0-mdc-pins {
pins = "gpio5";
--
2.34.1