[PATCH v2 5/6] riscv: dts: spacemit: k1-musepi-pro: enable PCIe ports
Andre Heider
a.heider at gmail.com
Mon May 11 04:11:12 PDT 2026
Enable the two PCIe controller along with and their associated PHYs. They
are routed to the M.2 M-key connector and to the PCIe slot.
Signed-off-by: Andre Heider <a.heider at gmail.com>
---
.../riscv/boot/dts/spacemit/k1-musepi-pro.dts | 50 +++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts
index 9c90c2817ecb7..2d3e30f0bd806 100644
--- a/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts
+++ b/arch/riscv/boot/dts/spacemit/k1-musepi-pro.dts
@@ -36,6 +36,24 @@ led1 {
};
};
+ pcie_vcc_3v3: regulator-pcie-vcc3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "PCIE_VCC3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ vin-supply = <®_usb_vbus>;
+ };
+
+ mpcie_vcc_3v3: regulator-mpcie-vcc3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "MPCIE_VCC3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ vin-supply = <®_usb_vbus>;
+ };
+
reg_usb_vbus: regulator-usb-vbus {
compatible = "regulator-fixed";
regulator-name = "USBVBUS";
@@ -275,6 +293,38 @@ dldo7 {
};
};
+&pcie1_phy {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie1_3_cfg>;
+ status = "okay";
+};
+
+&pcie1_port {
+ phys = <&pcie1_phy>;
+ vpcie3v3-supply = <&pcie_vcc_3v3>;
+};
+
+&pcie1 {
+ vpcie3v3-supply = <&pcie_vcc_3v3>;
+ status = "okay";
+};
+
+&pcie2_phy {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie2_4_cfg>;
+ status = "okay";
+};
+
+&pcie2_port {
+ phys = <&pcie2_phy>;
+ vpcie3v3-supply = <&mpcie_vcc_3v3>;
+};
+
+&pcie2 {
+ vpcie3v3-supply = <&mpcie_vcc_3v3>;
+ status = "okay";
+};
+
&qspi {
pinctrl-names = "default";
pinctrl-0 = <&qspi_cfg>;
--
2.53.0
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