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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
*/
/*
* AM335x ICE V2 board
* http://www.ti.com/tool/tmdsice3359
*/
/dts-v1/;
#include "am335x-icev2-common.dtsi"
/ {
model = "TI AM3359 ICE-V2 - dual PRUETH";
compatible = "ti,am3359-icev2", "ti,am33xx";
aliases {
ethernet0 = &pruss_emac0;
ethernet1 = &pruss_emac1;
};
/* Dual mac ethernet application node on icss */
pruss_eth {
compatible = "ti,am3359-prueth";
prus = <&pru0>, <&pru1>;
firmware-name = "ti-pruss/am335x-pru0-prueth-fw.elf",
"ti-pruss/am335x-pru1-prueth-fw.elf";
sram = <&ocmcram>;
interrupt-parent = <&pruss_intc>;
pinctrl-0 = <&pruss_eth_default>;
pinctrl-names = "default";
pruss_emac0: ethernet-mii0 {
phy-handle = <&pruss_eth0_phy>;
phy-mode = "mii";
interrupts = <20>, <22>;
interrupt-names = "rx", "tx";
/* Filled in by bootloader */
local-mac-address = [00 00 00 00 00 00];
};
pruss_emac1: ethernet-mii1 {
phy-handle = <&pruss_eth1_phy>;
phy-mode = "mii";
interrupts = <21>, <23>;
interrupt-names = "rx", "tx";
/* Filled in by bootloader */
local-mac-address = [00 00 00 00 00 00];
};
};
};
&am33xx_pinmux {
pruss_mdio_default: pruss_mdio_default {
pinctrl-single,pins = <
AM33XX_IOPAD(0x88c, (PIN_OUTPUT | MUX_MODE5)) /* gpmc_clk.pr1_mdio_mdclk */
AM33XX_IOPAD(0x888, (PIN_INPUT | MUX_MODE5)) /* gpmc_csn3.pr1_mdio_data */
AM33XX_IOPAD(0x89c, (PIN_INPUT_PULLUP | MUX_MODE7)) /* gpmc_ben0_cle.gpio2_5 */
/* disable CPSW MDIO */
AM33XX_IOPAD(0x948, (PIN_INPUT_PULLUP | MUX_MODE7)) /* mdio_data.gpio0_0 */
AM33XX_IOPAD(0x94c, (PIN_INPUT_PULLUP | MUX_MODE7)) /* mdio_clk.gpio0_1 */
>;
};
pruss_eth_default: pruss_eth_default {
pinctrl-single,pins = <
AM33XX_IOPAD(0x8a0, (PIN_INPUT | MUX_MODE2)) /* dss_data0.pr1_mii_mt0_clk */
AM33XX_IOPAD(0x8b4, (PIN_OUTPUT | MUX_MODE2)) /* dss_data5.pr1_mii0_txd0 */
AM33XX_IOPAD(0x8b0, (PIN_OUTPUT | MUX_MODE2)) /* dss_data4.pr1_mii0_txd1 */
AM33XX_IOPAD(0x8ac, (PIN_OUTPUT | MUX_MODE2)) /* dss_data3.pr1_mii0_txd2 */
AM33XX_IOPAD(0x8a8, (PIN_OUTPUT | MUX_MODE2)) /* dss_data2.pr1_mii0_txd3 */
AM33XX_IOPAD(0x8cc, (PIN_INPUT | MUX_MODE5)) /* dss_data11.pr1_mii0_rxd0 */
AM33XX_IOPAD(0x8c8, (PIN_INPUT | MUX_MODE5)) /* dss_data10.pr1_mii0_rxd1 */
AM33XX_IOPAD(0x8c4, (PIN_INPUT | MUX_MODE5)) /* dss_data9.pr1_mii0_rxd2 */
AM33XX_IOPAD(0x8c0, (PIN_INPUT | MUX_MODE5)) /* dss_data8.pr1_mii0_rxd3 */
AM33XX_IOPAD(0x8a4, (PIN_OUTPUT | MUX_MODE2)) /* dss_data1.pr1_mii0_txen */
AM33XX_IOPAD(0x8d8, (PIN_INPUT | MUX_MODE5)) /* dss_data14.pr1_mii_mr0_clk */
AM33XX_IOPAD(0x8dc, (PIN_INPUT | MUX_MODE5)) /* dss_data15.pr1_mii0_rxdv */
AM33XX_IOPAD(0x8d4, (PIN_INPUT | MUX_MODE5)) /* dss_data13.pr1_mii0_rxer */
AM33XX_IOPAD(0x8d0, (PIN_INPUT | MUX_MODE5)) /* dss_data12.pr1_mii0_rxlink */
AM33XX_IOPAD(0x8e8, (PIN_INPUT | MUX_MODE2)) /* dss_pclk.pr1_mii0_crs */
AM33XX_IOPAD(0x840, (PIN_INPUT | MUX_MODE5)) /* gpmc_a0.pr1_mii_mt1_clk */
AM33XX_IOPAD(0x850, (PIN_OUTPUT | MUX_MODE5)) /* gpmc_a4.pr1_mii1_txd0 */
AM33XX_IOPAD(0x84c, (PIN_OUTPUT | MUX_MODE5)) /* gpmc_a3.pr1_mii1_txd1 */
AM33XX_IOPAD(0x848, (PIN_OUTPUT | MUX_MODE5)) /* gpmc_a2.pr1_mii1_txd2 */
AM33XX_IOPAD(0x844, (PIN_OUTPUT | MUX_MODE5)) /* gpmc_a1.pr1_mii1_txd3 */
AM33XX_IOPAD(0x860, (PIN_INPUT | MUX_MODE5)) /* gpmc_a8.pr1_mii1_rxd0 */
AM33XX_IOPAD(0x85c, (PIN_INPUT | MUX_MODE5)) /* gpmc_a7.pr1_mii1_rxd1 */
AM33XX_IOPAD(0x858, (PIN_INPUT | MUX_MODE5)) /* gpmc_a6.pr1_mii1_rxd2 */
AM33XX_IOPAD(0x854, (PIN_INPUT | MUX_MODE5)) /* gpmc_a5.pr1_mii1_rxd3 */
AM33XX_IOPAD(0x874, (PIN_OUTPUT | MUX_MODE5)) /* gpmc_wpn.pr1_mii1_txen */
AM33XX_IOPAD(0x864, (PIN_INPUT | MUX_MODE5)) /* gpmc_a9.pr1_mii_mr1_clk */
AM33XX_IOPAD(0x868, (PIN_INPUT | MUX_MODE5)) /* gpmc_a10.pr1_mii1_rxdv */
AM33XX_IOPAD(0x86c, (PIN_INPUT | MUX_MODE5)) /* gpmc_a11.pr1_mii1_rxer */
AM33XX_IOPAD(0x878, (PIN_INPUT | MUX_MODE5)) /* gpmc_ben1.pr1_mii1_rxlink */
AM33XX_IOPAD(0x8ec, (PIN_INPUT | MUX_MODE2)) /* lcd_ac_bias_en.pr1_mii1_crs */
AM33XX_IOPAD(0x870, (PIN_INPUT | MUX_MODE5)) /* gpmc_wait0.pr1_mii1_col */
>;
};
};
&gpio3 {
p4 {
gpio-hog;
gpios = <4 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "PR1_MII_CTRL";
};
p10 {
gpio-hog;
gpios = <10 GPIO_ACTIVE_HIGH>;
/* ETH1 mux: Low for MII-PRU, high for RMII-CPSW */
output-low;
line-name = "MUX_MII_CTL1";
};
};
&pruss_mdio {
pinctrl-0 = <&pruss_mdio_default>;
pinctrl-names = "default";
reset-gpios = <&gpio2 5 GPIO_ACTIVE_LOW>;
reset-delay-us = <2>; /* PHY datasheet states 1uS min */
status = "okay";
pruss_eth0_phy: ethernet-phy@1 {
reg = <1>;
};
pruss_eth1_phy: ethernet-phy@3 {
reg = <3>;
};
};
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