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_PA27 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                         non-removable;
 129                         mmc-ddr-1_8v;
 130                         status = "okay";
 131                 };
 132
 133                 apb {
 134                         spi0: spi@f8000000 {
 135                                 pinctrl-names = "default";
 136                                 pinctrl-0 = <&pinctrl_spi0_default>;
 137                                 status = "okay";
 138                         };
 139
 140                         macb0: ethernet@f8008000 {
 141                                 pinctrl-names = "default";
 142                                 pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq>;
 143                                 phy-mode = "rmii";
 144                                 status = "okay";
 145
 146                                 ethernet-phy@1 {
 147                                         reg = <0x1>;
 148                                         interrupt-parent = <&pioA>;
 149                                         interrupts = <56 IRQ_TYPE_LEVEL_LOW>;
 150                                 };
 151                         };
 152
 153                         tcb0: timer@f800c000 {
 154                                 timer0: timer@0 {
 155                                         compatible = "atmel,tcb-timer";
 156                                         reg = <0>;
 157                                 };
 158
 159                                 timer1: timer@1 {
 160                                         compatible = "atmel,tcb-timer";
 161                                         reg = <1>;
 162                                 };
 163                         };
 164
 165                         uart0: serial@f801c000 {
 166                                 pinctrl-names = "default";
 167                                 pinctrl-0 = <&pinctrl_uart0_default>;
 168                                 atmel,use-dma-rx;
 169                                 atmel,use-dma-tx;
 170                                 status = "okay";
 171                         };
 172
 173                         uart2: serial@f8024000 {
 174                                 pinctrl-names = "default";
 175                                 pinctrl-0 = <&pinctrl_uart2_default>;
 176                                 atmel,use-dma-rx;
 177                                 atmel,use-dma-tx;
 178                                 status = "okay";
 179                         };
 180
 181                         i2c0: i2c@f8028000 {
 182                                 dmas = <0>, <0>;
 183                                 pinctrl-names = "default";
 184                                 pinctrl-0 = <&pinctrl_i2c0_default>;
 185                                 status = "okay";
 186                         };
 187
 188                         flx0: flexcom@f8034000 {
 189                                 atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 190                                 status = "okay";
 191
 192                                 i2c2: i2c@600 {
 193                                         compatible = "atmel,sama5d2-i2c";
 194                                         reg = <0x600 0x200>;
 195                                         interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>;
 196                                         dmas = <0>, <0>;
 197                                         dma-names = "tx", "rx";
 198                                         #address-cells = <1>;
 199                                         #size-cells = <0>;
 200                                         clocks = <&pmc PMC_TYPE_PERIPHERAL 19>;
 201                                         pinctrl-names = "default";
 202                                         pinctrl-0 = <&pinctrl_flx0_default>;
 203                                         atmel,fifo-size = <16>;
 204                                         status = "okay";
 205                                 };
 206                         };
 207
 208                         shdwc@f8048010 {
 209                                 atmel,shdwc-debouncer = <976>;
 210
 211                                 input@0 {
 212                                         reg = <0>;
 213                                         atmel,wakeup-type = "low";
 214                                 };
 215                         };
 216
 217                         watchdog@f8048040 {
 218                                 status = "okay";
 219                         };
 220
 221                         spi1: spi@fc000000 {
 222                                 pinctrl-names = "default";
 223                                 pinctrl-0 = <&pinctrl_spi1_default>;
 224                                 status = "okay";
 225                         };
 226
 227                         i2c1: i2c@fc028000 {
 228                                 dmas = <0>, <0>;
 229                                 pinctrl-names = "default";
 230                                 pinctrl-0 = <&pinctrl_i2c1_default>;
 231                                 status = "okay";
 232
 233                                 at24@50 {
 234                                         compatible = "atmel,24c02";
 235                                         reg = <0x50>;
 236                                         pagesize = <8>;
 237                                 };
 238                         };
 239
 240                         pinctrl@fc038000 {
 241                                 pinctrl_flx0_default: flx0_default {
 242                                         pinmux = <PIN_PB28__FLEXCOM0_IO0>,
 243                                                  <PIN_PB29__FLEXCOM0_IO1>;
 244                                         bias-disable;
 245                                 };
 246
 247                                 pinctrl_i2c0_default: i2c0_default {
 248                                         pinmux = <PIN_PD21__TWD0>,
 249                                                  <PIN_PD22__TWCK0>;
 250                                         bias-disable;
 251                                 };
 252
 253                                 pinctrl_i2c1_default: i2c1_default {
 254                                         pinmux = <PIN_PC6__TWD1>,
 255                                                  <PIN_PC7__TWCK1>;
 256                                         bias-disable;
 257                                 };
 258
 259                                 pinctrl_key_gpio_default: key_gpio_default {
 260                                         pinmux = <PIN_PA10__GPIO>;
 261                                         bias-pull-up;
 262                                 };
 263
 264                                 pinctrl_led_gpio_default: led_gpio_default {
 265                                         pinmux = <PIN_PB6__GPIO>,
 266                                                  <PIN_PB8__GPIO>,
 267                                                  <PIN_PB10__GPIO>;
 268                                         bias-pull-up;
 269                                 };
 270
 271                                 pinctrl_macb0_default: macb0_default {
 272                                         pinmux = <PIN_PB14__GTXCK>,
 273                                                  <PIN_PB15__GTXEN>,
 274                                                  <PIN_PB16__GRXDV>,
 275                                                  <PIN_PB17__GRXER>,
 276                                                  <PIN_PB18__GRX0>,
 277                                                  <PIN_PB19__GRX1>,
 278                                                  <PIN_PB20__GTX0>,
 279                                                  <PIN_PB21__GTX1>,
 280                                                  <PIN_PB22__GMDC>,
 281                                                  <PIN_PB23__GMDIO>;
 282                                         bias-disable;
 283                                 };
 284
 285                                 pinctrl_macb0_phy_irq: macb0_phy_irq {
 286                                         pinmux = <PIN_PB24__GPIO>;
 287                                         bias-disable;
 288                                 };
 289
 290                                 pinctrl_nand_default: nand_default {
 291                                         re_we_data {
 292                                                 pinmux = <PIN_PA22__D0>,
 293                                                          <PIN_PA23__D1>,
 294                                                          <PIN_PA24__D2>,
 295                                                          <PIN_PA25__D3>,
 296                                                          <PIN_PA26__D4>,
 297                                                          <PIN_PA27__D5>,
 298                                                          <PIN_PA28__D6>,
 299                                                          <PIN_PA29__D7>,
 300                                                          <PIN_PA30__NWE_NANDWE>,
 301                                                          <PIN_PB2__NRD_NANDOE>;
 302                                                 bias-pull-up;
 303                                                 atmel,drive-strength = <ATMEL_PIO_DRVSTR_ME>;
 304                                         };
 305
 306                                         ale_cle_rdy_cs {
 307                                                 pinmux = <PIN_PB0__A21_NANDALE>,
 308                                                          <PIN_PB1__A22_NANDCLE>,
 309                                                          <PIN_PC8__NANDRDY>,
 310                                                          <PIN_PA31__NCS3>;
 311                                                 bias-pull-up;
 312                                         };
 313                                 };
 314
 315                                 pinctrl_sdmmc0_default: sdmmc0_default {
 316                                         cmd_data {
 317                                                 pinmux = <PIN_PA1__SDMMC0_CMD>,
 318                                                          <PIN_PA2__SDMMC0_DAT0>,
 319                                                          <PIN_PA3__SDMMC0_DAT1>,
 320                                                          <PIN_PA4__SDMMC0_DAT2>,
 321                                                          <PIN_PA5__SDMMC0_DAT3>,
 322                                                          <PIN_PA6__SDMMC0_DAT4>,
 323                                                          <PIN_PA7__SDMMC0_DAT5>,
 324                                                          <PIN_PA8__SDMMC0_DAT6>,
 325                                                          <PIN_PA9__SDMMC0_DAT7>;
 326                                                 bias-pull-up;
 327                                         };
 328
 329                                         ck_cd_vddsel {
 330                                                 pinmux = <PIN_PA0__SDMMC0_CK>,
 331                                                          <PIN_PA11__SDMMC0_VDDSEL>,
 332                                                          <PIN_PA13__SDMMC0_CD>;
 333                                                 bias-disable;
 334                                         };
 335                                 };
 336
 337                                 pinctrl_spi0_default: spi0_default {
 338                                         pinmux = <PIN_PA14__SPI0_SPCK>,
 339                                                  <PIN_PA15__SPI0_MOSI>,
 340                                                  <PIN_PA16__SPI0_MISO>,
 341                                                  <PIN_PA17__SPI0_NPCS0>;
 342                                         bias-disable;
 343                                 };
 344
 345                                 pinctrl_spi1_default: spi1_default {
 346                                         pinmux = <PIN_PC1__SPI1_SPCK>,
 347                                                  <PIN_PC2__SPI1_MOSI>,
 348                                                  <PIN_PC3__SPI1_MISO>,
 349                                                  <PIN_PC4__SPI1_NPCS0>;
 350                                         bias-disable;
 351                                 };
 352
 353                                 pinctrl_uart0_default: uart0_default {
 354                                         pinmux = <PIN_PB26__URXD0>,
 355                                                  <PIN_PB27__UTXD0>;
 356                                         bias-disable;
 357                                 };
 358
 359                                 pinctrl_uart2_default: uart2_default {
 360                                         pinmux = <PIN_PD23__URXD2>,
 361                                                  <PIN_PD24__UTXD2>;
 362                                         bias-disable;
 363                                 };
 364
 365                                 pinctrl_usb_default: usb_default {
 366                                         pinmux = <PIN_PB12__GPIO>;
 367                                         bias-disable;
 368                                 };
 369
 370                                 pinctrl_usba_vbus: usba_vbus {
 371                                         pinmux = <PIN_PB11__GPIO>;
 372                                         bias-disable;
 373                                 };
 374
 375                         };
 376
 377                 };
 378         };
 379
 380         gpio_keys {
 381                 compatible = "gpio-keys";
 382
 383                 pinctrl-names = "default";
 384                 pinctrl-0 = <&pinctrl_key_gpio_default>;
 385
 386                 bp1 {
 387                         label = "PB_USER";
 388                         gpios = <&pioA PIN_PA10 GPIO_ACTIVE_LOW>;
 389                         linux,code = <0x104>;
 390                 };
 391         };
 392
 393         leds {
 394                 compatible = "gpio-leds";
 395                 pinctrl-names = "default";
 396                 pinctrl-0 = <&pinctrl_led_gpio_default>;
 397                 status = "okay";
 398
 399                 red {
 400                         label = "red";
 401                         gpios = <&pioA PIN_PB10 GPIO_ACTIVE_HIGH>;
 402                 };
 403
 404                 green {
 405                         label = "green";
 406                         gpios = <&pioA PIN_PB8 GPIO_ACTIVE_HIGH>;
 407                 };
 408
 409                 blue {
 410                         label = "blue";
 411                         gpios = <&pioA PIN_PB6 GPIO_ACTIVE_HIGH>;
 412                         linux,default-trigger = "heartbeat";
 413                 };
 414         };
 415 };