target/linux/patches/6.1.90/board-rockpi4-0003-arm64-dts-pcie.patch

   1 diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
   2 index 1ae1ebd4e..2f84397d5 100644
   3 --- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
   4 +++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
   5 @@ -62,6 +62,8 @@
   6                 regulator-name = "vcc3v3_pcie";
   7                 regulator-always-on;
   8                 regulator-boot-on;
   9 +               regulator-min-microvolt = <3300000>;
  10 +               regulator-max-microvolt = <3300000>;
  11                 vin-supply = <&vcc5v0_sys>;
  12         };
  13
  14 @@ -434,6 +459,21 @@
  15         gpio1830-supply = <&vcc_3v0>;
  16  };
  17
  18 +&pcie0 {
  19 +       ep-gpios = <&gpio4 RK_PD3 GPIO_ACTIVE_HIGH>;
  20 +       num-lanes = <4>;
  21 +       max-link-speed = <1>;
  22 +       pinctrl-names = "default";
  23 +       pinctrl-0 = <&pcie_clkreqnb_cpm>;
  24 +       vpcie12v-supply = <&vcc12v_dcin>;
  25 +       vpcie3v3-supply = <&vcc3v3_pcie>;
  26 +       status = "okay";
  27 +};
  28 +
  29 +&pcie_phy {
  30 +       status = "okay";
  31 +};
  32 +
  33  &pmu_io_domains {
  34         status = "okay";
  35