308 lines
6.3 KiB
Plaintext
308 lines
6.3 KiB
Plaintext
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// SPDX-License-Identifier: GPL-2.0+ OR MIT
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/*
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* at91-sama5d3_eds.dts - Device Tree file for the SAMA5D3 Ethernet
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* Development System board.
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*
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* Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries
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*
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* Author: Jerry Ray <jerry.ray@microchip.com>
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*/
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/dts-v1/;
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#include "sama5d36.dtsi"
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/ {
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model = "SAMA5D3 Ethernet Development System";
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compatible = "microchip,sama5d3-eds", "atmel,sama5d36",
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"atmel,sama5d3", "atmel,sama5";
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chosen {
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stdout-path = "serial0:115200n8";
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};
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gpio-keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_key_gpio>;
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button-3 {
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label = "PB_USER";
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gpios = <&pioE 29 GPIO_ACTIVE_LOW>;
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linux,code = <0x104>;
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wakeup-source;
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};
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};
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memory@20000000 {
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reg = <0x20000000 0x10000000>;
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};
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vcc_3v3_reg: regulator-1 {
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compatible = "regulator-fixed";
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regulator-name = "VCC_3V3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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vcc_2v5_reg: regulator-2 {
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compatible = "regulator-fixed";
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regulator-name = "VCC_2V5";
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regulator-min-microvolt = <2500000>;
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regulator-max-microvolt = <2500000>;
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regulator-always-on;
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vin-supply = <&vcc_3v3_reg>;
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};
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vcc_1v8_reg: regulator-3 {
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compatible = "regulator-fixed";
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regulator-name = "VCC_1V8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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vin-supply = <&vcc_3v3_reg>;
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};
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vcc_1v2_reg: regulator-4 {
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compatible = "regulator-fixed";
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regulator-name = "VCC_1V2";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-always-on;
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};
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vcc_mmc0_reg: regulator-5 {
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compatible = "regulator-fixed";
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regulator-name = "mmc0-card-supply";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_vcc_mmc0_reg_gpio>;
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gpio = <&pioE 2 GPIO_ACTIVE_LOW>;
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};
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};
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&can0 {
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status = "okay";
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};
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&dbgu {
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status = "okay";
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};
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&ebi {
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pinctrl-0 = <&pinctrl_ebi_nand_addr>;
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pinctrl-names = "default";
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status = "okay";
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nand_controller: nand-controller {
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status = "okay";
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nand@3 {
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reg = <0x3 0x0 0x2>;
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atmel,rb = <0>;
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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nand-ecc-strength = <4>;
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nand-ecc-step-size = <512>;
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nand-on-flash-bbt;
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label = "atmel_nand";
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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at91bootstrap@0 {
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label = "at91bootstrap";
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reg = <0x0 0x40000>;
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};
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bootloader@40000 {
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label = "bootloader";
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reg = <0x40000 0xc0000>;
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};
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bootloaderenvred@100000 {
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label = "bootloader env redundant";
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reg = <0x100000 0x40000>;
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};
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bootloaderenv@140000 {
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label = "bootloader env";
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reg = <0x140000 0x40000>;
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};
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dtb@180000 {
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label = "device tree";
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reg = <0x180000 0x80000>;
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};
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kernel@200000 {
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label = "kernel";
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reg = <0x200000 0x600000>;
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};
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rootfs@800000 {
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label = "rootfs";
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reg = <0x800000 0x0f800000>;
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};
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};
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};
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};
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};
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&i2c0 {
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pinctrl-0 = <&pinctrl_i2c0_pu>;
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status = "okay";
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};
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&i2c1 {
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status = "okay";
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};
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&i2c2 {
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pinctrl-0 = <&pinctrl_i2c2_pu>;
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status = "okay";
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};
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&main_xtal {
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clock-frequency = <12000000>;
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};
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&mmc0 {
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pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3
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&pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>;
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vmmc-supply = <&vcc_mmc0_reg>;
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vqmmc-supply = <&vcc_3v3_reg>;
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status = "okay";
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slot@0 {
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reg = <0>;
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bus-width = <8>;
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cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>;
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};
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};
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&pinctrl {
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board {
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pinctrl_i2c0_pu: i2c0-pu {
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atmel,pins =
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<AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
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<AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
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};
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pinctrl_i2c2_pu: i2c2-pu {
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atmel,pins =
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<AT91_PIOA 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>,
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<AT91_PIOA 19 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
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};
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pinctrl_key_gpio: key-gpio-0 {
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atmel,pins =
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<AT91_PIOE 29 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
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};
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pinctrl_mmc0_cd: mmc0-cd {
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atmel,pins =
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<AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
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};
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/* Reserved for reset signal to the RGMII connector. */
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pinctrl_rgmii_rstn: rgmii-rstn {
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atmel,pins =
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<AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
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};
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/* Reserved for an interrupt line from the RMII and RGMII connectors. */
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pinctrl_spi_irqn: spi-irqn {
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atmel,pins =
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<AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
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};
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pinctrl_spi0_cs: spi0-cs-default {
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atmel,pins =
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<AT91_PIOD 13 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
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AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
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};
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pinctrl_spi1_cs: spi1-cs-default {
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atmel,pins = <AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
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AT91_PIOC 28 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
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};
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pinctrl_usba_vbus: usba-vbus {
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atmel,pins =
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<AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
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};
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pinctrl_usb_default: usb-default {
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atmel,pins =
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<AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
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AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
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};
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/* Reserved for VBUS fault interrupt. */
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pinctrl_vbusfault_irqn: vbusfault-irqn {
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atmel,pins =
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<AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
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};
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pinctrl_vcc_mmc0_reg_gpio: vcc-mmc0-reg-gpio-default {
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atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
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};
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};
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};
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&slow_xtal {
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clock-frequency = <32768>;
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};
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&spi0 {
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pinctrl-names = "default", "cs";
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pinctrl-1 = <&pinctrl_spi0_cs>;
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cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>;
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status = "okay";
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};
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&spi1 {
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pinctrl-names = "default", "cs";
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pinctrl-1 = <&pinctrl_spi1_cs>;
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cs-gpios = <&pioC 25 0>, <0>, <0>, <&pioC 28 0>;
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status = "okay";
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};
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&tcb0 {
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timer0: timer@0 {
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compatible = "atmel,tcb-timer";
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reg = <0>;
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};
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timer1: timer@1 {
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compatible = "atmel,tcb-timer";
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reg = <1>;
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};
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};
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&usb0 { /* USB Device port with VBUS detection. */
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atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usba_vbus>;
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status = "okay";
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};
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&usb1 { /* 3-port Host. First port is unused. */
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atmel,vbus-gpio = <0
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&pioE 3 GPIO_ACTIVE_HIGH
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&pioE 4 GPIO_ACTIVE_HIGH
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>;
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num-ports = <3>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usb_default>;
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status = "okay";
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};
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&usb2 {
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status = "okay";
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};
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