Hi, > +&pcie { > + pinctrl-names = "default"; > + pinctrl-0 = <&pciem1_pins>, <&pcie_reset_g>; The pciem1_pins contains PCIE20_PERSTn_M1 (GPIO1_A2) This will cause conflicts, "pinctrl-0 = <&pciem1_pins>" is enough. [ 0.115608] rockchip-pinctrl pinctrl: not freeing pin 34 (gpio1-2) as part of deactivating group pciem1-pins - it is already used for some other setting [ 0.191042] rockchip-pinctrl pinctrl: pin gpio1-2 already requeste by pll_gpll; cannot claim for 140000000.pcie [ 0.191949] rockchip-pinctrl pinctrl: error -EINVAL: pin-34 (140000000.pcie) [ 0.192570] rockchip-pinctrl pinctrl: error -EINVAL: could not request pin 34 (gpio1-2) from group pciem1-pins on device rockchip-pinctrl > + reset-gpios = <&gpio1 RK_PA2 GPIO_ACTIVE_HIGH>; Missing supply: "vpcie3v3-supply = <&vcc_3v3>;" > + status = "okay"; > +}; > + Thanks, Chukun