1// SPDX-License-Identifier: GPL-2.0+ OR MIT 2/* 3 * at91-sama5d3_eds.dts - Device Tree file for the SAMA5D3 Ethernet 4 * Development System board. 5 * 6 * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries 7 * 8 * Author: Jerry Ray <jerry.ray@microchip.com> 9 */ 10/dts-v1/; 11#include "sama5d36.dtsi" 12 13/ { 14 model = "SAMA5D3 Ethernet Development System"; 15 compatible = "microchip,sama5d3-eds", "atmel,sama5d36", 16 "atmel,sama5d3", "atmel,sama5"; 17 18 chosen { 19 stdout-path = "serial0:115200n8"; 20 }; 21 22 gpio-keys { 23 compatible = "gpio-keys"; 24 25 pinctrl-names = "default"; 26 pinctrl-0 = <&pinctrl_key_gpio>; 27 28 button-3 { 29 label = "PB_USER"; 30 gpios = <&pioE 29 GPIO_ACTIVE_LOW>; 31 linux,code = <0x104>; 32 wakeup-source; 33 }; 34 }; 35 36 memory@20000000 { 37 reg = <0x20000000 0x10000000>; 38 }; 39 40 vcc_3v3_reg: regulator-1 { 41 compatible = "regulator-fixed"; 42 regulator-name = "VCC_3V3"; 43 regulator-min-microvolt = <3300000>; 44 regulator-max-microvolt = <3300000>; 45 regulator-always-on; 46 }; 47 48 vcc_2v5_reg: regulator-2 { 49 compatible = "regulator-fixed"; 50 regulator-name = "VCC_2V5"; 51 regulator-min-microvolt = <2500000>; 52 regulator-max-microvolt = <2500000>; 53 regulator-always-on; 54 vin-supply = <&vcc_3v3_reg>; 55 }; 56 57 vcc_1v8_reg: regulator-3 { 58 compatible = "regulator-fixed"; 59 regulator-name = "VCC_1V8"; 60 regulator-min-microvolt = <1800000>; 61 regulator-max-microvolt = <1800000>; 62 regulator-always-on; 63 vin-supply = <&vcc_3v3_reg>; 64 }; 65 66 vcc_1v2_reg: regulator-4 { 67 compatible = "regulator-fixed"; 68 regulator-name = "VCC_1V2"; 69 regulator-min-microvolt = <1200000>; 70 regulator-max-microvolt = <1200000>; 71 regulator-always-on; 72 }; 73 74 vcc_mmc0_reg: regulator-5 { 75 compatible = "regulator-fixed"; 76 regulator-name = "mmc0-card-supply"; 77 regulator-min-microvolt = <3300000>; 78 regulator-max-microvolt = <3300000>; 79 regulator-always-on; 80 pinctrl-names = "default"; 81 pinctrl-0 = <&pinctrl_vcc_mmc0_reg_gpio>; 82 gpio = <&pioE 2 GPIO_ACTIVE_LOW>; 83 }; 84}; 85 86&can0 { 87 status = "okay"; 88}; 89 90&dbgu { 91 status = "okay"; 92}; 93 94&ebi { 95 pinctrl-0 = <&pinctrl_ebi_nand_addr>; 96 pinctrl-names = "default"; 97 status = "okay"; 98 99 nand_controller: nand-controller { 100 status = "okay"; 101 102 nand@3 { 103 reg = <0x3 0x0 0x2>; 104 atmel,rb = <0>; 105 nand-bus-width = <8>; 106 nand-ecc-mode = "hw"; 107 nand-ecc-strength = <4>; 108 nand-ecc-step-size = <512>; 109 nand-on-flash-bbt; 110 label = "atmel_nand"; 111 112 partitions { 113 compatible = "fixed-partitions"; 114 #address-cells = <1>; 115 #size-cells = <1>; 116 117 at91bootstrap@0 { 118 label = "at91bootstrap"; 119 reg = <0x0 0x40000>; 120 }; 121 122 bootloader@40000 { 123 label = "bootloader"; 124 reg = <0x40000 0xc0000>; 125 }; 126 127 bootloaderenvred@100000 { 128 label = "bootloader env redundant"; 129 reg = <0x100000 0x40000>; 130 }; 131 132 bootloaderenv@140000 { 133 label = "bootloader env"; 134 reg = <0x140000 0x40000>; 135 }; 136 137 dtb@180000 { 138 label = "device tree"; 139 reg = <0x180000 0x80000>; 140 }; 141 142 kernel@200000 { 143 label = "kernel"; 144 reg = <0x200000 0x600000>; 145 }; 146 147 rootfs@800000 { 148 label = "rootfs"; 149 reg = <0x800000 0x0f800000>; 150 }; 151 }; 152 }; 153 }; 154}; 155 156&i2c0 { 157 pinctrl-0 = <&pinctrl_i2c0_pu>; 158 status = "okay"; 159}; 160 161&i2c1 { 162 status = "okay"; 163}; 164 165&i2c2 { 166 pinctrl-0 = <&pinctrl_i2c2_pu>; 167 status = "okay"; 168}; 169 170&main_xtal { 171 clock-frequency = <12000000>; 172}; 173 174&mmc0 { 175 pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 176 &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>; 177 vmmc-supply = <&vcc_mmc0_reg>; 178 vqmmc-supply = <&vcc_3v3_reg>; 179 status = "okay"; 180 slot@0 { 181 reg = <0>; 182 bus-width = <8>; 183 cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>; 184 }; 185}; 186 187&pinctrl { 188 board { 189 pinctrl_i2c0_pu: i2c0-pu { 190 atmel,pins = 191 <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>, 192 <AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>; 193 }; 194 195 pinctrl_i2c2_pu: i2c2-pu { 196 atmel,pins = 197 <AT91_PIOA 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>, 198 <AT91_PIOA 19 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>; 199 }; 200 201 pinctrl_key_gpio: key-gpio-0 { 202 atmel,pins = 203 <AT91_PIOE 29 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; 204 }; 205 206 pinctrl_mmc0_cd: mmc0-cd { 207 atmel,pins = 208 <AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; 209 }; 210 211 /* Reserved for reset signal to the RGMII connector. */ 212 pinctrl_rgmii_rstn: rgmii-rstn { 213 atmel,pins = 214 <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; 215 }; 216 217 /* Reserved for an interrupt line from the RMII and RGMII connectors. */ 218 pinctrl_spi_irqn: spi-irqn { 219 atmel,pins = 220 <AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; 221 }; 222 223 pinctrl_spi0_cs: spi0-cs-default { 224 atmel,pins = 225 <AT91_PIOD 13 AT91_PERIPH_GPIO AT91_PINCTRL_NONE 226 AT91_PIOD 16 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; 227 }; 228 229 pinctrl_spi1_cs: spi1-cs-default { 230 atmel,pins = <AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE 231 AT91_PIOC 28 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; 232 }; 233 234 pinctrl_usba_vbus: usba-vbus { 235 atmel,pins = 236 <AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; 237 }; 238 239 pinctrl_usb_default: usb-default { 240 atmel,pins = 241 <AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_NONE 242 AT91_PIOE 4 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; 243 }; 244 245 /* Reserved for VBUS fault interrupt. */ 246 pinctrl_vbusfault_irqn: vbusfault-irqn { 247 atmel,pins = 248 <AT91_PIOE 5 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; 249 }; 250 251 pinctrl_vcc_mmc0_reg_gpio: vcc-mmc0-reg-gpio-default { 252 atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; 253 }; 254 }; 255}; 256 257&slow_xtal { 258 clock-frequency = <32768>; 259}; 260 261&spi0 { 262 pinctrl-names = "default", "cs"; 263 pinctrl-1 = <&pinctrl_spi0_cs>; 264 cs-gpios = <&pioD 13 0>, <0>, <0>, <&pioD 16 0>; 265 status = "okay"; 266}; 267 268&spi1 { 269 pinctrl-names = "default", "cs"; 270 pinctrl-1 = <&pinctrl_spi1_cs>; 271 cs-gpios = <&pioC 25 0>, <0>, <0>, <&pioC 28 0>; 272 status = "okay"; 273}; 274 275&tcb0 { 276 timer0: timer@0 { 277 compatible = "atmel,tcb-timer"; 278 reg = <0>; 279 }; 280 281 timer1: timer@1 { 282 compatible = "atmel,tcb-timer"; 283 reg = <1>; 284 }; 285}; 286 287&usb0 { /* USB Device port with VBUS detection. */ 288 atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>; 289 pinctrl-names = "default"; 290 pinctrl-0 = <&pinctrl_usba_vbus>; 291 status = "okay"; 292}; 293 294&usb1 { /* 3-port Host. First port is unused. */ 295 atmel,vbus-gpio = <0 296 &pioE 3 GPIO_ACTIVE_HIGH 297 &pioE 4 GPIO_ACTIVE_HIGH 298 >; 299 num-ports = <3>; 300 pinctrl-names = "default"; 301 pinctrl-0 = <&pinctrl_usb_default>; 302 status = "okay"; 303}; 304 305&usb2 { 306 status = "okay"; 307}; 308