arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR X11)
   2 /*
   3  * at91-sama5d2_ptc_ek.dts - Device Tree file for SAMA5D2 PTC EK board
   4  *
   5  *  Copyright (C) 2017 Microchip/Atmel,
   6  *                2017 Wenyou Yang <wenyou.yang@microchip.com>
   7  *                2017 Ludovic Desroches <ludovic.desroches@microchip.com>
   8  */
   9 /dts-v1/;
  10 #include "sama5d2.dtsi"
  11 #include "sama5d2-pinfunc.h"
  12 #include <dt-bindings/mfd/atmel-flexcom.h>
  13 #include <dt-bindings/gpio/gpio.h>
  14 #include <dt-bindings/pinctrl/at91.h>
  15
  16 / {
  17         model = "Atmel SAMA5D2 PTC EK";
  18         compatible = "atmel,sama5d2-ptc_ek", "atmel,sama5d2", "atmel,sama5";
  19
  20         aliases {
  21                 serial0 = &uart0;
  22                 i2c0    = &i2c0;
  23                 i2c1    = &i2c1;
  24                 i2c2    = &i2c2;
  25         };
  26
  27         chosen {
  28                 stdout-path = "serial0:115200n8";
  29         };
  30
  31         clocks {
  32                 slow_xtal {
  33                         clock-frequency = <32768>;
  34                 };
  35
  36                 main_xtal {
  37                         clock-frequency = <24000000>;
  38                 };
  39         };
  40
  41         ahb {
  42                 usb0: gadget@300000 {
  43                         atmel,vbus-gpio = <&pioA PIN_PB11 GPIO_ACTIVE_HIGH>;
  44                         pinctrl-names = "default";
  45                         pinctrl-0 = <&pinctrl_usba_vbus>;
  46                         status = "okay";
  47                 };
  48
  49                 usb1: ohci@400000 {
  50                         num-ports = <3>;
  51                         atmel,vbus-gpio = <0
  52                                            &pioA PIN_PB12 GPIO_ACTIVE_HIGH
  53                                            0
  54                                           >;
  55                         pinctrl-names = "default";
  56                         pinctrl-0 = <&pinctrl_usb_default>;
  57                         status = "okay";
  58                 };
  59
  60                 usb2: ehci@500000 {
  61                         status = "okay";
  62                 };
  63
  64                 ebi: ebi@10000000 {
  65                         pinctrl-names = "default";
  66                         pinctrl-0 = <&pinctrl_nand_default>;
  67                         status = "okay"; /* conflicts with sdmmc1 and qspi0 */
  68
  69                         nand_controller: nand-controller {
  70                                 status = "okay";
  71
  72                                 nand@3 {
  73                                         reg = <0x3 0x0 0x2>;
  74                                         atmel,rb = <0>;
  75                                         nand-bus-width = <8>;
  76                                         nand-ecc-mode = "hw";
  77                                         nand-on-flash-bbt;
  78                                         label = "atmel_nand";
  79
  80                                         partitions {
  81                                                 compatible = "fixed-partitions";
  82                                                 #address-cells = <1>;
  83                                                 #size-cells = <1>;
  84
  85                                                 at91bootstrap@0 {
  86                                                         label = "bootstrap";
  87                                                         reg = <0x0 0x40000>;
  88                                                 };
  89
  90                                                 bootloader@40000 {
  91                                                         label = "bootloader";
  92                                                         reg = <0x40000 0xc0000>;
  93                                                 };
  94
  95                                                 bootloaderenvred@0x100000 {
  96                                                         label = "bootloader env redundant";
  97                                                         reg = <0x100000 0x40000>;
  98                                                 };
  99
 100                                                 bootloaderenv@0x140000 {
 101                                                         label = "bootloader env";
 102                                                         reg = <0x140000 0x40000>;
 103                                                 };
 104
 105                                                 dtb@180000 {
 106                                                         label = "device tree";
 107                                                         reg = <0x180000 0x80000>;
 108                                                 };
 109
 110                                                 kernel@200000 {
 111                                                         label = "kernel";
 112                                                         reg = <0x200000 0x600000>;
 113                                                 };
 114
 115                                                 rootfs@800000 {
 116                                                         label = "rootfs";
 117                                                         reg = <0x800000 0x1f800000>;
 118                                                 };
 119                                         };
 120                                 };
 121                         };
 122                 };
 123
 124                 sdmmc0: sdio-host@a0000000 {
 125                         bus-width = <8>;
 126                         pinctrl-names = "default";
 127                         pinctrl-0 = <&pinctrl_sdmmc0_default>;
 128                         status = "okay";
 129                 };
 130
 131                 apb {
 132                         spi0: spi@f8000000 {
 133                                 pinctrl-names = "default";
 134                                 pinctrl-0 = <&pinctrl_spi0_default>;
 135                                 status = "okay";
 136                         };
 137
 138                         macb0: ethernet@f8008000 {
 139                                 pinctrl-names = "default";
 140                                 pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq>;
 141                                 phy-mode = "rmii";
 142                                 status = "okay";
 143
 144                                 ethernet-phy@1 {
 145                                         reg = <0x1>;
 146                                         interrupt-parent = <&pioA>;
 147                                         interrupts = <56 IRQ_TYPE_LEVEL_LOW>;
 148                                 };
 149                         };
 150
 151                         tcb0: timer@f800c000 {
 152                                 timer0: timer@0 {
 153                                         compatible = "atmel,tcb-timer";
 154                                         reg = <0>;
 155                                 };
 156
 157                                 timer1: timer@1 {
 158                                         compatible = "atmel,tcb-timer";
 159                                         reg = <1>;
 160                                 };
 161                         };
 162
 163                         uart0: serial@f801c000 {
 164                                 pinctrl-names = "default";
 165                                 pinctrl-0 = <&pinctrl_uart0_default>;
 166                                 atmel,use-dma-rx;
 167                                 atmel,use-dma-tx;
 168                                 status = "okay";
 169                         };
 170
 171                         uart2: serial@f8024000 {
 172                                 pinctrl-names = "default";
 173                                 pinctrl-0 = <&pinctrl_uart2_default>;
 174                                 atmel,use-dma-rx;
 175                                 atmel,use-dma-tx;
 176                                 status = "okay";
 177                         };
 178
 179                         i2c0: i2c@f8028000 {
 180                                 dmas = <0>, <0>;
 181                                 pinctrl-names = "default";
 182                                 pinctrl-0 = <&pinctrl_i2c0_default>;
 183                                 status = "okay";
 184                         };
 185
 186                         flx0: flexcom@f8034000 {
 187                                 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 188                                 status = "okay";
 189
 190                                 i2c2: i2c@600 {
 191                                         compatible = "atmel,sama5d2-i2c";
 192                                         reg = <0x600 0x200>;
 193                                         interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>;
 194                                         dmas = <0>, <0>;
 195                                         dma-names = "tx", "rx";
 196                                         #address-cells = <1>;
 197                                         #size-cells = <0>;
 198                                         clocks = <&flx0_clk>;
 199                                         pinctrl-names = "default";
 200                                         pinctrl-0 = <&pinctrl_flx0_default>;
 201                                         atmel,fifo-size = <16>;
 202                                         status = "okay";
 203                                 };
 204                         };
 205
 206                         shdwc@f8048010 {
 207                                 atmel,shdwc-debouncer = <976>;
 208
 209                                 input@0 {
 210                                         reg = <0>;
 211                                         atmel,wakeup-type = "low";
 212                                 };
 213                         };
 214
 215                         watchdog@f8048040 {
 216                                 status = "okay";
 217                         };
 218
 219                         spi1: spi@fc000000 {
 220                                 pinctrl-names = "default";
 221                                 pinctrl-0 = <&pinctrl_spi1_default>;
 222                                 status = "okay";
 223                         };
 224
 225                         i2c1: i2c@fc028000 {
 226                                 dmas = <0>, <0>;
 227                                 pinctrl-names = "default";
 228                                 pinctrl-0 = <&pinctrl_i2c1_default>;
 229                                 status = "okay";
 230
 231                                 at24@50 {
 232                                         compatible = "atmel,24c02";
 233                                         reg = <0x50>;
 234                                         pagesize = <8>;
 235                                 };
 236                         };
 237
 238                         pinctrl@fc038000 {
 239                                 pinctrl_flx0_default: flx0_default {
 240                                         pinmux = <PIN_PB28__FLEXCOM0_IO0>,
 241                                                  <PIN_PB29__FLEXCOM0_IO1>;
 242                                         bias-disable;
 243                                 };
 244
 245                                 pinctrl_i2c0_default: i2c0_default {
 246                                         pinmux = <PIN_PD21__TWD0>,
 247                                                  <PIN_PD22__TWCK0>;
 248                                         bias-disable;
 249                                 };
 250
 251                                 pinctrl_i2c1_default: i2c1_default {
 252                                         pinmux = <PIN_PC6__TWD1>,
 253                                                  <PIN_PC7__TWCK1>;
 254                                         bias-disable;
 255                                 };
 256
 257                                 pinctrl_key_gpio_default: key_gpio_default {
 258                                         pinmux = <PIN_PA10__GPIO>;
 259                                         bias-pull-up;
 260                                 };
 261
 262                                 pinctrl_led_gpio_default: led_gpio_default {
 263                                         pinmux = <PIN_PB6__GPIO>,
 264                                                  <PIN_PB8__GPIO>,
 265                                                  <PIN_PB10__GPIO>;
 266                                         bias-pull-up;
 267                                 };
 268
 269                                 pinctrl_macb0_default: macb0_default {
 270                                         pinmux = <PIN_PB14__GTXCK>,
 271                                                  <PIN_PB15__GTXEN>,
 272                                                  <PIN_PB16__GRXDV>,
 273                                                  <PIN_PB17__GRXER>,
 274                                                  <PIN_PB18__GRX0>,
 275                                                  <PIN_PB19__GRX1>,
 276                                                  <PIN_PB20__GTX0>,
 277                                                  <PIN_PB21__GTX1>,
 278                                                  <PIN_PB22__GMDC>,
 279                                                  <PIN_PB23__GMDIO>;
 280                                         bias-disable;
 281                                 };
 282
 283                                 pinctrl_macb0_phy_irq: macb0_phy_irq {
 284                                         pinmux = <PIN_PB24__GPIO>;
 285                                         bias-disable;
 286                                 };
 287
 288                                 pinctrl_nand_default: nand_default {
 289                                         re_we_data {
 290                                                 pinmux = <PIN_PA22__D0>,
 291                                                          <PIN_PA23__D1>,
 292                                                          <PIN_PA24__D2>,
 293                                                          <PIN_PA25__D3>,
 294                                                          <PIN_PA26__D4>,
 295                                                          <PIN_PA27__D5>,
 296                                                          <PIN_PA28__D6>,
 297                                                          <PIN_PA29__D7>,
 298                                                          <PIN_PA30__NWE_NANDWE>,
 299                                                          <PIN_PB2__NRD_NANDOE>;
 300                                                 bias-pull-up;
 301                                                 atmel,drive-strength = <ATMEL_PIO_DRVSTR_ME>;
 302                                         };
 303
 304                                         ale_cle_rdy_cs {
 305                                                 pinmux = <PIN_PB0__A21_NANDALE>,
 306                                                          <PIN_PB1__A22_NANDCLE>,
 307                                                          <PIN_PC8__NANDRDY>,
 308                                                          <PIN_PA31__NCS3>;
 309                                                 bias-pull-up;
 310                                         };
 311                                 };
 312
 313                                 pinctrl_sdmmc0_default: sdmmc0_default {
 314                                         cmd_data {
 315                                                 pinmux = <PIN_PA1__SDMMC0_CMD>,
 316                                                          <PIN_PA2__SDMMC0_DAT0>,
 317                                                          <PIN_PA3__SDMMC0_DAT1>,
 318                                                          <PIN_PA4__SDMMC0_DAT2>,
 319                                                          <PIN_PA5__SDMMC0_DAT3>,
 320                                                          <PIN_PA6__SDMMC0_DAT4>,
 321                                                          <PIN_PA7__SDMMC0_DAT5>,
 322                                                          <PIN_PA8__SDMMC0_DAT6>,
 323                                                          <PIN_PA9__SDMMC0_DAT7>;
 324                                                 bias-pull-up;
 325                                         };
 326
 327                                         ck_cd_vddsel {
 328                                                 pinmux = <PIN_PA0__SDMMC0_CK>,
 329                                                          <PIN_PA11__SDMMC0_VDDSEL>,
 330                                                          <PIN_PA13__SDMMC0_CD>;
 331                                                 bias-disable;
 332                                         };
 333                                 };
 334
 335                                 pinctrl_spi0_default: spi0_default {
 336                                         pinmux = <PIN_PA14__SPI0_SPCK>,
 337                                                  <PIN_PA15__SPI0_MOSI>,
 338                                                  <PIN_PA16__SPI0_MISO>,
 339                                                  <PIN_PA17__SPI0_NPCS0>;
 340                                         bias-disable;
 341                                 };
 342
 343                                 pinctrl_spi1_default: spi1_default {
 344                                         pinmux = <PIN_PC1__SPI1_SPCK>,
 345                                                  <PIN_PC2__SPI1_MOSI>,
 346                                                  <PIN_PC3__SPI1_MISO>,
 347                                                  <PIN_PC4__SPI1_NPCS0>;
 348                                         bias-disable;
 349                                 };
 350
 351                                 pinctrl_uart0_default: uart0_default {
 352                                         pinmux = <PIN_PB26__URXD0>,
 353                                                  <PIN_PB27__UTXD0>;
 354                                         bias-disable;
 355                                 };
 356
 357                                 pinctrl_uart2_default: uart2_default {
 358                                         pinmux = <PIN_PD23__URXD2>,
 359                                                  <PIN_PD24__UTXD2>;
 360                                         bias-disable;
 361                                 };
 362
 363                                 pinctrl_usb_default: usb_default {
 364                                         pinmux = <PIN_PB12__GPIO>;
 365                                         bias-disable;
 366                                 };
 367
 368                                 pinctrl_usba_vbus: usba_vbus {
 369                                         pinmux = <PIN_PB11__GPIO>;
 370                                         bias-disable;
 371                                 };
 372
 373                         };
 374
 375                 };
 376         };
 377
 378         gpio_keys {
 379                 compatible = "gpio-keys";
 380
 381                 pinctrl-names = "default";
 382                 pinctrl-0 = <&pinctrl_key_gpio_default>;
 383
 384                 bp1 {
 385                         label = "PB_USER";
 386                         gpios = <&pioA PIN_PA10 GPIO_ACTIVE_LOW>;
 387                         linux,code = <0x104>;
 388                 };
 389         };
 390
 391         leds {
 392                 compatible = "gpio-leds";
 393                 pinctrl-names = "default";
 394                 pinctrl-0 = <&pinctrl_led_gpio_default>;
 395                 status = "okay";
 396
 397                 red {
 398                         label = "red";
 399                         gpios = <&pioA PIN_PB10 GPIO_ACTIVE_HIGH>;
 400                 };
 401
 402                 green {
 403                         label = "green";
 404                         gpios = <&pioA PIN_PB8 GPIO_ACTIVE_HIGH>;
 405                 };
 406
 407                 blue {
 408                         label = "blue";
 409                         gpios = <&pioA PIN_PB6 GPIO_ACTIVE_HIGH>;
 410                         linux,default-trigger = "heartbeat";
 411                 };
 412         };
 413 };