From: Christopher Obbard <chris.obb...@collabora.com>

Enable the pciE 2x1l 2 device and associated combphy.
On this bus, the Rock5B has an Ethernet transceiver connected.

Signed-off-by: Christopher Obbard <chris.obb...@collabora.com>
[eugen.hris...@collabora.com: minor tweaks]
Signed-off-by: Eugen Hristev <eugen.hris...@collabora.com>
---
 arch/arm/dts/rk3588-rock-5b-u-boot.dtsi | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi 
b/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
index 8a5b0ce42034..8293738407c4 100644
--- a/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
+++ b/arch/arm/dts/rk3588-rock-5b-u-boot.dtsi
@@ -31,10 +31,21 @@
        };
 };
 
+&combphy0_ps {
+       status = "okay";
+};
+
 &fspim2_pins {
        bootph-all;
 };
 
+&pcie2x1l2 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pcie_reset_h>;
+       reset-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_HIGH>;
+       status = "okay";
+};
+
 &sdmmc {
        bus-width = <4>;
        bootph-all;
@@ -45,6 +56,12 @@
 &pinctrl {
        bootph-all;
 
+       pcie {
+               pcie_reset_h: pcie-reset-h {
+                       rockchip,pins = <3 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
        usb {
                vcc5v0_host_en: vcc5v0-host-en {
                        rockchip,pins = <4 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
-- 
2.34.1

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