[PATCH v7 6/6] arm64: dts: qcom: ipq5018: Enable PCIe
From: George Moussalem via B4 Relay
Date: Wed Mar 26 2025 - 04:12:54 EST
From: Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>
Enable the PCIe controller and PHY nodes for RDP 432-c2.
Signed-off-by: Nitheesh Sekar <quic_nsekar@xxxxxxxxxxx>
Signed-off-by: Sricharan Ramabadhran <quic_srichara@xxxxxxxxxxx>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxxxxxxxx>
Signed-off-by: George Moussalem <george.moussalem@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts | 40 ++++++++++++++++++++++++++
1 file changed, 40 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts b/arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts
index 8460b538eb6a3e2d6b971bd9637309809e0c0f0c..43def95e9275258041e7522ba4098a3767be3df1 100644
--- a/arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts
+++ b/arch/arm64/boot/dts/qcom/ipq5018-rdp432-c2.dts
@@ -9,6 +9,8 @@
#include "ipq5018.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+
/ {
model = "Qualcomm Technologies, Inc. IPQ5018/AP-RDP432.1-C2";
compatible = "qcom,ipq5018-rdp432-c2", "qcom,ipq5018";
@@ -28,6 +30,20 @@ &blsp1_uart1 {
status = "okay";
};
+&pcie0 {
+ pinctrl-0 = <&pcie0_default>;
+ pinctrl-names = "default";
+
+ perst-gpios = <&tlmm 15 GPIO_ACTIVE_LOW>;
+ wake-gpios = <&tlmm 16 GPIO_ACTIVE_LOW>;
+
+ status = "okay";
+};
+
+&pcie0_phy {
+ status = "okay";
+};
+
&sdhc_1 {
pinctrl-0 = <&sdc_default_state>;
pinctrl-names = "default";
@@ -43,6 +59,30 @@ &sleep_clk {
};
&tlmm {
+ pcie0_default: pcie0-default-state {
+ clkreq-n-pins {
+ pins = "gpio14";
+ function = "pcie0_clk";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+
+ perst-n-pins {
+ pins = "gpio15";
+ function = "gpio";
+ drive-strength = <8>;
+ bias-pull-up;
+ output-low;
+ };
+
+ wake-n-pins {
+ pins = "gpio16";
+ function = "pcie0_wake";
+ drive-strength = <8>;
+ bias-pull-up;
+ };
+ };
+
sdc_default_state: sdc-default-state {
clk-pins {
pins = "gpio9";
--
2.49.0