137 lines
3.2 KiB
Plaintext
137 lines
3.2 KiB
Plaintext
// 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: regulator-usb-host-vbus {
|
|
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: regulator-vcc1v8-eth {
|
|
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: regulator-vcc3v3-eth {
|
|
compatible = "regulator-fixed";
|
|
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";
|
|
};
|