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// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
/*
* Device tree overlay for the WolfVision PF5 IO Expander board.
*
* Copyright (C) 2024 WolfVision GmbH.
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/clock/rk3568-cru.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/rockchip.h>
&{/} {
gmac0_clkin: external-gmac0-clock {
compatible = "fixed-clock";
clock-frequency = <50000000>;
clock-output-names = "gmac0_clkin";
#clock-cells = <0>;
};
usb_host_vbus: usb-host-vbus-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio1 RK_PA3 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&usb_host_vbus_en>;
regulator-name = "usb_host_vbus";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
vin-supply = <&vcc5v_in>;
};
vcc1v8_eth: vcc1v8-eth-regulator {
compatible = "regulator-fixed";
enable-active-high;
gpio = <&gpio0 RK_PC1 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&vcc1v8_eth_en>;
regulator-always-on;
regulator-boot-on;
regulator-name = "1v8_eth";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vcc3v3_sys>;
};
vcc3v3_eth: vcc3v3-eth-regulator {
compatible = "regulator-fixed";
enable-active-low;
gpio = <&gpio0 RK_PC0 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&vcc3v3_eth_enn>;
regulator-always-on;
regulator-boot-on;
regulator-name = "3v3_eth";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
vin-supply = <&vcc3v3_sys>;
};
};
&gmac0 {
assigned-clocks = <&cru SCLK_GMAC0_RX_TX>,
<&cru SCLK_GMAC0>;
assigned-clock-parents = <&cru SCLK_GMAC0_RMII_SPEED>,
<&gmac0_clkin>;
clock_in_out = "input";
phy-handle = <&dp83826>;
phy-mode = "rmii";
phy-supply = <&vcc3v3_eth>;
pinctrl-names = "default";
pinctrl-0 = <&gmac0_miim
&gmac0_clkinout
&gmac0_rx_er
&gmac0_rx_bus2
&gmac0_tx_bus2>;
status = "okay";
};
&mdio0 {
#address-cells = <1>;
#size-cells = <0>;
dp83826: ethernet-phy@0 {
compatible = "ethernet-phy-ieee802.3-c22";
reg = <0x0>;
interrupt-parent = <&gpio0>;
interrupts = <RK_PD3 IRQ_TYPE_EDGE_FALLING>;
pinctrl-names = "default";
pinctrl-0 = <ð_wake_intn ð_phy_rstn>;
reset-assert-us = <1000>;
reset-deassert-us = <2000>;
reset-gpios = <&gpio0 RK_PD4 GPIO_ACTIVE_LOW>;
wakeup-source;
};
};
&pinctrl {
ethernet {
eth_wake_intn: eth-wake-intn-pinctrl {
rockchip,pins = <0 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>;
};
eth_phy_rstn: eth-phy-rstn-pinctrl {
rockchip,pins = <0 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
};
vcc1v8_eth_en: vcc1v8-eth-en-pinctrl {
rockchip,pins = <0 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
};
vcc3v3_eth_enn: vcc3v3-eth-enn-pinctrl {
rockchip,pins = <0 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
usb {
usb_host_vbus_en: usb-host-vbus-en-pinctrl {
rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&usb_host1_xhci {
maximum-speed = "high-speed";
phys = <&usb2phy0_host>;
phy-names = "usb2-phy";
status = "okay";
};
&usb2phy0_host {
phy-supply = <&usb_host_vbus>;
status = "okay";
};
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