// 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 #include #include #include &{/} { 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 = ; 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"; };