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arm64: dts: rockchip: Add PCIe v3 nodes to rock-3a

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Add Nodes to Radxa ROCK3 Model A board to support PCIe v3.

Tested-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Chukun Pan <amadeus@jmu.edu.cn>
Link: https://lore.kernel.org/r/20221006152524.502445-3-amadeus@jmu.edu.cn
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Chukun Pan
2022-10-06 23:25:24 +08:00
committed by Heiko Stuebner
parent 49665ab0ed
commit 0522cd8112
1 changed files with 44 additions and 0 deletions
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44
arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
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@@ -67,6 +67,37 @@ vcc12v_dcin: vcc12v-dcin-regulator {
regulator-boot-on;
};
pcie30_avdd0v9: pcie30-avdd0v9-regulator {
compatible = "regulator-fixed";
regulator-name = "pcie30_avdd0v9";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <900000>;
vin-supply = <&vcc3v3_sys>;
};
pcie30_avdd1v8: pcie30-avdd1v8-regulator {
compatible = "regulator-fixed";
regulator-name = "pcie30_avdd1v8";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vcc3v3_sys>;
};
/* pi6c pcie clock generator */
vcc3v3_pi6c_03: vcc3v3-pi6c-03-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc3v3_pi6c_03";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc5v0_sys>;
};
vcc3v3_pcie: vcc3v3-pcie-regulator {
compatible = "regulator-fixed";
enable-active-high;
@@ -546,6 +577,19 @@ &pcie2x1 {
status = "okay";
};
&pcie30phy {
phy-supply = <&vcc3v3_pi6c_03>;
status = "okay";
};
&pcie3x2 {
pinctrl-names = "default";
pinctrl-0 = <&pcie30x2m1_pins>;
reset-gpios = <&gpio2 RK_PD6 GPIO_ACTIVE_HIGH>;
vpcie3v3-supply = <&vcc3v3_pcie>;
status = "okay";
};
&pinctrl {
cam {
vcc_cam_en: vcc_cam_en {