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arm64: dts: rockchip: Enable PCIe controller on rock3a

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Add the nodes to enable the PCIe controller on the
Radxa ROCK3 Model A board. Run test with the MT7921
pcie wireless card.

Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Link: https://lore.kernel.org/r/20220726023516.6487-1-amadeus@jmu.edu.cn
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Chukun Pan
2022-07-26 10:35:16 +08:00
committed by Heiko Stuebner
parent 1b8d4233f5
commit 0fbbfb0b00
1 changed files with 34 additions and 0 deletions
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34
arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
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@@ -67,6 +67,18 @@ vcc12v_dcin: vcc12v-dcin {
regulator-boot-on;
};
vcc3v3_pcie: vcc3v3-pcie-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpios = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pcie_enable_h>;
regulator-name = "vcc3v3_pcie";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc5v0_sys>;
};
vcc3v3_sys: vcc3v3-sys {
compatible = "regulator-fixed";
regulator-name = "vcc3v3_sys";
@@ -173,6 +185,10 @@ &combphy1 {
status = "okay";
};
&combphy2 {
status = "okay";
};
&cpu0 {
cpu-supply = <&vdd_cpu>;
};
@@ -522,6 +538,14 @@ rgmii_phy1: ethernet-phy@0 {
};
};
&pcie2x1 {
pinctrl-names = "default";
pinctrl-0 = <&pcie_reset_h>;
reset-gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_HIGH>;
vpcie3v3-supply = <&vcc3v3_pcie>;
status = "okay";
};
&pinctrl {
cam {
vcc_cam_en: vcc_cam_en {
@@ -553,6 +577,16 @@ led_user_en: led_user_en {
};
};
pcie {
pcie_enable_h: pcie-enable-h {
rockchip,pins = <0 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
};
pcie_reset_h: pcie-reset-h {
rockchip,pins = <3 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
pmic {
pmic_int: pmic_int {
rockchip,pins =