arm64: dts: rockchip: add PCIe nodes on rk3399-rockpro64

This patch adds PCIe, PCIe phy and pinctrl (for PERST#) nodes for
RockPro64 board.

Signed-off-by: Katsuhiro Suzuki <katsuhiro@katsuster.net>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
index 20ec7d1..eb55940 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpro64.dts
@@ -513,6 +513,20 @@
        gpio1830-supply = <&vcc_3v0>;
 };
 
+&pcie0 {
+       ep-gpios = <&gpio2 RK_PD4 GPIO_ACTIVE_HIGH>;
+       num-lanes = <4>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pcie_perst>;
+       vpcie12v-supply = <&vcc12v_dcin>;
+       vpcie3v3-supply = <&vcc3v3_pcie>;
+       status = "okay";
+};
+
+&pcie_phy {
+       status = "okay";
+};
+
 &pmu_io_domains {
        pmu1830-supply = <&vcc_3v0>;
        status = "okay";
@@ -542,6 +556,10 @@
        };
 
        pcie {
+               pcie_perst: pcie-perst {
+                       rockchip,pins = <2 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+
                pcie_pwr_en: pcie-pwr-en {
                        rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
                };