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arm64: dts: rockchip: add PCIe3 bus to rk3588-evb1

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Enable PCIe3 support, which is exposed via a PCIe3 connector.

Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
Link: https://lore.kernel.org/r/20230918141327.131108-3-sebastian.reichel@collabora.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Sebastian Reichel
2023-09-18 16:13:27 +02:00
committed by Heiko Stuebner
parent 86a2024d95
commit 46bb398ea1
1 changed files with 55 additions and 0 deletions
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55
arch/arm64/boot/dts/rockchip/rk3588-evb1-v10.dts
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@@ -49,6 +49,26 @@ pcie20_avdd1v8: pcie20-avdd1v8-regulator {
vin-supply = <&avcc_1v8_s0>;
};
pcie30_avdd0v75: pcie30-avdd0v75-regulator {
compatible = "regulator-fixed";
regulator-name = "pcie30_avdd0v75";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <750000>;
vin-supply = <&avdd_0v75_s0>;
};
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 = <&avcc_1v8_s0>;
};
vcc12v_dcin: vcc12v-dcin-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc12v_dcin";
@@ -58,6 +78,19 @@ vcc12v_dcin: vcc12v-dcin-regulator {
regulator-max-microvolt = <12000000>;
};
vcc3v3_pcie30: vcc3v3-pcie30-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc3v3_pcie30";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
enable-active-high;
gpios = <&gpio3 RK_PC3 GPIO_ACTIVE_HIGH>;
startup-delay-us = <5000>;
vin-supply = <&vcc12v_dcin>;
pinctrl-names = "default";
pinctrl-0 = <&vcc3v3_pcie30_en>;
};
vcc5v0_host: vcc5v0-host-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc5v0_host";
@@ -194,6 +227,18 @@ &pcie2x1l1 {
status = "okay";
};
&pcie30phy {
status = "okay";
};
&pcie3x4 {
pinctrl-names = "default";
pinctrl-0 = <&pcie3_reset>;
reset-gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
vpcie3v3-supply = <&vcc3v3_pcie30>;
status = "okay";
};
&pinctrl {
rtl8111 {
rtl8111_isolate: rtl8111-isolate {
@@ -220,6 +265,16 @@ pcie2_1_rst: pcie2-1-rst {
};
};
pcie3 {
pcie3_reset: pcie3-reset {
rockchip,pins = <4 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
};
vcc3v3_pcie30_en: vcc3v3-pcie30-en {
rockchip,pins = <3 RK_PC3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
usb {
vcc5v0_host_en: vcc5v0-host-en {
rockchip,pins = <4 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;