// SPDX-License-Identifier: GPL-2.0 /** * DT Overlay for MAIN CPSW2G using GESI Expansion Board with J7 common processor board. * * GESI Board Product Link: https://www.ti.com/tool/J7EXPCXEVM * * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/ */ /dts-v1/; /plugin/; #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/net/ti-dp83867.h> #include "k3-pinctrl.h" &{/} { aliases { ethernet1 = "/bus@100000/ethernet@c200000/ethernet-ports/port@1"; }; }; &main_pmx0 { main_cpsw_mdio_default_pins: main-cpsw-mdio-default-pins { pinctrl-single,pins = < J721S2_IOPAD(0x0c0, PIN_OUTPUT, 6) /* (T28) MCASP1_AXR0.MDIO0_MDC */ J721S2_IOPAD(0x0bc, PIN_INPUT, 6) /* (V28) MCASP1_AFSX.MDIO0_MDIO */ >; }; rgmii1_default_pins: rgmii1-default-pins { pinctrl-single,pins = < J721S2_IOPAD(0x0b8, PIN_INPUT, 6) /* (AA24) MCASP1_ACLKX.RGMII1_RD0 */ J721S2_IOPAD(0x0a0, PIN_INPUT, 6) /* (AB25) MCASP0_AXR12.RGMII1_RD1 */ J721S2_IOPAD(0x0a4, PIN_INPUT, 6) /* (T23) MCASP0_AXR13.RGMII1_RD2 */ J721S2_IOPAD(0x0a8, PIN_INPUT, 6) /* (U24) MCASP0_AXR14.RGMII1_RD3 */ J721S2_IOPAD(0x0b0, PIN_INPUT, 6) /* (AD26) MCASP1_AXR3.RGMII1_RXC */ J721S2_IOPAD(0x0ac, PIN_INPUT, 6) /* (AC25) MCASP0_AXR15.RGMII1_RX_CTL */ J721S2_IOPAD(0x08c, PIN_OUTPUT, 6) /* (T25) MCASP0_AXR7.RGMII1_TD0 */ J721S2_IOPAD(0x090, PIN_OUTPUT, 6) /* (W24) MCASP0_AXR8.RGMII1_TD1 */ J721S2_IOPAD(0x094, PIN_OUTPUT, 6) /* (AA25) MCASP0_AXR9.RGMII1_TD2 */ J721S2_IOPAD(0x098, PIN_OUTPUT, 6) /* (V25) MCASP0_AXR10.RGMII1_TD3 */ J721S2_IOPAD(0x0b4, PIN_OUTPUT, 6) /* (U25) MCASP1_AXR4.RGMII1_TXC */ J721S2_IOPAD(0x09c, PIN_OUTPUT, 6) /* (T24) MCASP0_AXR11.RGMII1_TX_CTL */ >; }; }; &exp1 { p15 { /* P15 - EXP_MUX2 */ gpio-hog; gpios = <13 GPIO_ACTIVE_HIGH>; output-high; line-name = "EXP_MUX2"; }; }; &main_cpsw { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&rgmii1_default_pins>; }; &main_cpsw_mdio { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_cpsw_mdio_default_pins>; #address-cells = <1>; #size-cells = <0>; main_cpsw_phy0: ethernet-phy@0 { reg = <0>; ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; ti,min-output-impedance; }; }; &main_cpsw_port1 { status = "okay"; phy-mode = "rgmii-rxid"; phy-handle = <&main_cpsw_phy0>; };