arch/arm/boot/dts/lpc4357-ea4357-devkit.dts

   1 /*
   2  * Embedded Artist LPC4357 Developer's Kit
   3  *
   4  * Copyright 2015 Joachim Eastwood <manabian@gmail.com>
   5  *
   6  * This code is released using a dual license strategy: BSD/GPL
   7  * You can choose the licence that better fits your requirements.
   8  *
   9  * Released under the terms of 3-clause BSD License
  10  * Released under the terms of GNU General Public License Version 2.0
  11  *
  12  */
  13 /dts-v1/;
  14
  15 #include "lpc18xx.dtsi"
  16 #include "lpc4357.dtsi"
  17
  18 #include "dt-bindings/input/input.h"
  19 #include "dt-bindings/gpio/gpio.h"
  20
  21 / {
  22         model = "Embedded Artists' LPC4357 Developer's Kit";
  23         compatible = "ea,lpc4357-developers-kit", "nxp,lpc4357", "nxp,lpc4350";
  24
  25         aliases {
  26                 serial0 = &uart0;
  27                 serial1 = &uart1;
  28                 serial2 = &uart2;
  29                 serial3 = &uart3;
  30         };
  31
  32         chosen {
  33                 stdout-path = &uart0;
  34         };
  35
  36         memory {
  37                 device_type = "memory";
  38                 reg = <0x28000000 0x2000000>; /* 32 MB */
  39         };
  40
  41         /* vmmc is controlled by sdmmc host internally */
  42         vmmc: vmmc_fixed {
  43                 compatible = "regulator-fixed";
  44                 regulator-name = "vmmc-supply";
  45                 regulator-min-microvolt = <3300000>;
  46                 regulator-max-microvolt = <3300000>;
  47         };
  48
  49         gpio_joystick {
  50                 compatible = "gpio-keys-polled";
  51                 pinctrl-names = "default";
  52                 pinctrl-0 = <&gpio_joystick_pins>;
  53                 #address-cells = <1>;
  54                 #size-cells = <0>;
  55                 poll-interval = <100>;
  56                 autorepeat;
  57
  58                 button@0 {
  59                         label = "joy_enter";
  60                         linux,code = <KEY_ENTER>;
  61                         gpios = <&gpio LPC_GPIO(4,8) GPIO_ACTIVE_LOW>;
  62                 };
  63
  64                 button@1 {
  65                         label = "joy_left";
  66                         linux,code = <KEY_LEFT>;
  67                         gpios = <&gpio LPC_GPIO(4,9) GPIO_ACTIVE_LOW>;
  68                 };
  69
  70                 button@2 {
  71                         label = "joy_up";
  72                         linux,code = <KEY_UP>;
  73                         gpios = <&gpio LPC_GPIO(4,10) GPIO_ACTIVE_LOW>;
  74                 };
  75
  76                 button@3 {
  77                         label = "joy_right";
  78                         linux,code = <KEY_RIGHT>;
  79                         gpios = <&gpio LPC_GPIO(4,12) GPIO_ACTIVE_LOW>;
  80                 };
  81
  82                 button@4 {
  83                         label = "joy_down";
  84                         linux,code = <KEY_DOWN>;
  85                         gpios = <&gpio LPC_GPIO(4,13) GPIO_ACTIVE_LOW>;
  86                 };
  87         };
  88
  89         leds_mmio {
  90                 compatible = "gpio-leds";
  91
  92                 led1 {
  93                         gpios = <&mmio_leds 15 GPIO_ACTIVE_HIGH>;
  94                         linux,default-trigger = "heartbeat";
  95                 };
  96
  97                 led2 {
  98                         gpios = <&mmio_leds 14 GPIO_ACTIVE_HIGH>;
  99                 };
 100
 101                 led3 {
 102                         gpios = <&mmio_leds 13 GPIO_ACTIVE_HIGH>;
 103                 };
 104
 105                 led4 {
 106                         gpios = <&mmio_leds 12 GPIO_ACTIVE_HIGH>;
 107                 };
 108
 109                 led5 {
 110                         gpios = <&mmio_leds 11 GPIO_ACTIVE_HIGH>;
 111                 };
 112
 113                 led6 {
 114                         gpios = <&mmio_leds 10 GPIO_ACTIVE_HIGH>;
 115                 };
 116
 117                 led7 {
 118                         gpios = <&mmio_leds 9 GPIO_ACTIVE_HIGH>;
 119                 };
 120
 121                 led8 {
 122                         gpios = <&mmio_leds 8 GPIO_ACTIVE_HIGH>;
 123                 };
 124
 125                 led9 {
 126                         gpios = <&mmio_leds 7 GPIO_ACTIVE_HIGH>;
 127                 };
 128
 129                 led10 {
 130                         gpios = <&mmio_leds 6 GPIO_ACTIVE_HIGH>;
 131                 };
 132
 133                 led11 {
 134                         gpios = <&mmio_leds 5 GPIO_ACTIVE_HIGH>;
 135                 };
 136
 137                 led12 {
 138                         gpios = <&mmio_leds 4 GPIO_ACTIVE_HIGH>;
 139                 };
 140
 141                 led13 {
 142                         gpios = <&mmio_leds 3 GPIO_ACTIVE_HIGH>;
 143                 };
 144
 145                 led14 {
 146                         gpios = <&mmio_leds 2 GPIO_ACTIVE_HIGH>;
 147                 };
 148
 149                 led15 {
 150                         gpios = <&mmio_leds 1 GPIO_ACTIVE_HIGH>;
 151                 };
 152
 153                 led16 {
 154                         gpios = <&mmio_leds 0 GPIO_ACTIVE_HIGH>;
 155                 };
 156         };
 157 };
 158
 159 &pinctrl {
 160         emc_pins: emc-pins {
 161                 emc_addr0_23_cfg {
 162                         pins =  "p2_9",  "p2_10", "p2_11", "p2_12",
 163                                 "p2_13", "p1_0",  "p1_1",  "p1_2",
 164                                 "p2_8",  "p2_7",  "p2_6",  "p2_2",
 165                                 "p2_1",  "p2_0",  "p6_8",  "p6_7",
 166                                 "pd_16", "pd_15", "pe_0",  "pe_1",
 167                                 "pe_2",  "pe_3",  "pe_4",  "pa_4";
 168                         function = "emc";
 169                         slew-rate = <1>;
 170                         bias-disable;
 171                         input-enable;
 172                         input-schmitt-disable;
 173                 };
 174
 175                 emc_data0_31_cfg {
 176                         pins =  "p1_7",  "p1_8",  "p1_9",  "p1_10",
 177                                 "p1_11", "p1_12", "p1_13", "p1_14",
 178                                 "p5_4",  "p5_5",  "p5_6",  "p5_7",
 179                                 "p5_0",  "p5_1",  "p5_2",  "p5_3",
 180                                 "pd_2",  "pd_3",  "pd_4",  "pd_5",
 181                                 "pd_6",  "pd_7",  "pd_8",  "pd_9",
 182                                 "pe_5",  "pe_6",  "pe_7",  "pe_8",
 183                                 "pe_9",  "pe_10", "pe_11", "pe_12";
 184                         function = "emc";
 185                         slew-rate = <1>;
 186                         bias-disable;
 187                         input-enable;
 188                         input-schmitt-disable;
 189                 };
 190
 191                 emc_we_oe_cfg {
 192                         pins = "p1_6", "p1_3";
 193                         function = "emc";
 194                         slew-rate = <1>;
 195                         bias-disable;
 196                         input-enable;
 197                         input-schmitt-disable;
 198                 };
 199
 200                 emc_bls0_3_cfg {
 201                         pins = "p1_4", "p6_6", "pd_13", "pd_10";
 202                         function = "emc";
 203                         slew-rate = <1>;
 204                         bias-disable;
 205                         input-enable;
 206                         input-schmitt-disable;
 207                 };
 208
 209                 emc_cs0_3_cfg {
 210                         pins = "p1_5", "p6_3", "pd_12", "pd_11";
 211                         function = "emc";
 212                         slew-rate = <1>;
 213                         bias-disable;
 214                         input-enable;
 215                         input-schmitt-disable;
 216                 };
 217
 218                 emc_sdram_dqm0_3_cfg {
 219                         pins = "p6_12", "p6_10", "pd_0", "pe_13";
 220                         function = "emc";
 221                         slew-rate = <1>;
 222                         bias-disable;
 223                         input-enable;
 224                         input-schmitt-disable;
 225                 };
 226
 227                 emc_sdram_ras_cas_cfg {
 228                         pins = "p6_5", "p6_4";
 229                         function = "emc";
 230                         slew-rate = <1>;
 231                         bias-disable;
 232                         input-enable;
 233                         input-schmitt-disable;
 234                 };
 235
 236                 emc_sdram_dycs0_cfg {
 237                         pins = "p6_9";
 238                         function = "emc";
 239                         slew-rate = <1>;
 240                         bias-disable;
 241                         input-enable;
 242                         input-schmitt-disable;
 243                 };
 244
 245                 emc_sdram_cke_cfg {
 246                         pins = "p6_11";
 247                         function = "emc";
 248                         slew-rate = <1>;
 249                         bias-disable;
 250                         input-enable;
 251                         input-schmitt-disable;
 252                 };
 253
 254                 emc_sdram_clock_cfg {
 255                         pins = "clk0", "clk1", "clk2", "clk3";
 256                         function = "emc";
 257                         slew-rate = <1>;
 258                         bias-disable;
 259                         input-enable;
 260                         input-schmitt-disable;
 261                 };
 262         };
 263
 264         enet_rmii_pins: enet-rmii-pins {
 265                 enet_rmii_rxd_cfg {
 266                         pins = "p1_15", "p0_0";
 267                         function = "enet";
 268                         slew-rate = <1>;
 269                         bias-disable;
 270                         input-enable;
 271                         input-schmitt-disable;
 272                 };
 273
 274                 enet_rmii_txd_cfg {
 275                         pins = "p1_18", "p1_20";
 276                         function = "enet";
 277                         slew-rate = <1>;
 278                         bias-disable;
 279                         input-enable;
 280                         input-schmitt-disable;
 281                 };
 282
 283                 enet_rmii_rx_dv_cfg {
 284                         pins = "p1_16";
 285                         function = "enet";
 286                         bias-disable;
 287                         input-enable;
 288                         input-schmitt-disable;
 289                 };
 290
 291                 enet_rmii_tx_en_cfg {
 292                         pins = "p0_1";
 293                         function = "enet";
 294                         bias-disable;
 295                         input-enable;
 296                         input-schmitt-disable;
 297                 };
 298
 299                 enet_ref_clk_cfg {
 300                         pins = "p1_19";
 301                         function = "enet";
 302                         slew-rate = <1>;
 303                         bias-disable;
 304                         input-enable;
 305                         input-schmitt-disable;
 306                 };
 307
 308                 enet_mdio_cfg {
 309                         pins = "p1_17";
 310                         function = "enet";
 311                         bias-disable;
 312                         input-enable;
 313                         input-schmitt-disable;
 314                 };
 315
 316                 enet_mdc_cfg {
 317                         pins = "pc_1";
 318                         function = "enet";
 319                         slew-rate = <1>;
 320                         bias-disable;
 321                         input-enable;
 322                         input-schmitt-disable;
 323                 };
 324         };
 325
 326         gpio_joystick_pins: gpio-joystick-pins {
 327                 gpio_joystick_cfg {
 328                         pins =  "p9_0", "p9_1", "pa_1", "pa_2", "pa_3";
 329                         function = "gpio";
 330                         input-enable;
 331                         bias-disable;
 332                 };
 333         };
 334
 335         sdmmc_pins: sdmmc-pins {
 336                 sdmmc_clk_cfg {
 337                         pins = "pc_0";
 338                         function = "sdmmc";
 339                         slew-rate = <1>;
 340                         bias-pull-down;
 341                 };
 342
 343                 sdmmc_cmd_dat0_3_cfg {
 344                         pins = "pc_4", "pc_5", "pc_6", "pc_7", "pc_10";
 345                         function = "sdmmc";
 346                         slew-rate = <1>;
 347                         bias-disable;
 348                         input-enable;
 349                         input-schmitt-disable;
 350                 };
 351
 352                 sdmmc_cd_cfg {
 353                         pins = "pc_8";
 354                         function = "sdmmc";
 355                         bias-pull-down;
 356                         input-enable;
 357                 };
 358
 359                 sdmmc_pow_cfg {
 360                         pins = "pc_9";
 361                         function = "sdmmc";
 362                         bias-pull-down;
 363                 };
 364         };
 365
 366         uart0_pins: uart0-pins {
 367                 uart0_rx_cfg {
 368                         pins = "pf_11";
 369                         function = "uart0";
 370                         input-schmitt-disable;
 371                         bias-disable;
 372                         input-enable;
 373                 };
 374
 375                 uart0_tx_cfg {
 376                         pins = "pf_10";
 377                         function = "uart0";
 378                         bias-pull-down;
 379                 };
 380         };
 381
 382         uart3_pins: uart3-pins {
 383                 uart3_rx_cfg {
 384                         pins = "p2_4";
 385                         function = "uart3";
 386                         input-schmitt-disable;
 387                         bias-disable;
 388                         input-enable;
 389                 };
 390
 391                 uart3_tx_cfg {
 392                         pins = "p9_3";
 393                         function = "uart3";
 394                         bias-pull-down;
 395                 };
 396         };
 397
 398         usb0_pins: usb0-pins {
 399                 usb0_pwr_enable {
 400                         pins = "p2_3";
 401                         function = "usb0";
 402                 };
 403
 404                 usb0_pwr_fault {
 405                         pins = "p8_0";
 406                         function = "usb0";
 407                         bias-disable;
 408                         input-enable;
 409                 };
 410         };
 411 };
 412
 413 &emc {
 414         status = "okay";
 415         pinctrl-names = "default";
 416         pinctrl-0 = <&emc_pins>;
 417
 418         cs0 {
 419                 #address-cells = <2>;
 420                 #size-cells = <1>;
 421                 ranges;
 422
 423                 mpmc,cs = <0>;
 424                 mpmc,memory-width = <16>;
 425                 mpmc,byte-lane-low;
 426                 mpmc,write-enable-delay = <0>;
 427                 mpmc,output-enable-delay = <0>;
 428                 mpmc,read-access-delay = <70>;
 429                 mpmc,page-mode-read-delay = <70>;
 430
 431                 flash@0,0 {
 432                         compatible = "sst,sst39vf320", "cfi-flash";
 433                         reg = <0 0 0x400000>;
 434                         bank-width = <2>;
 435                         #address-cells = <1>;
 436                         #size-cells = <1>;
 437
 438                         partition@0 {
 439                                 label = "bootloader";
 440                                 reg = <0x000000 0x040000>; /* 256 KiB */
 441                         };
 442
 443                         partition@1 {
 444                                 label = "kernel";
 445                                 reg = <0x040000 0x2c0000>; /* 2.75 MiB */
 446                         };
 447
 448                         partition@2 {
 449                                 label = "rootfs";
 450                                 reg = <0x300000 0x100000>; /* 1 MiB */
 451                         };
 452                 };
 453         };
 454
 455         cs2 {
 456                 #address-cells = <2>;
 457                 #size-cells = <1>;
 458                 ranges;
 459
 460                 mpmc,cs = <2>;
 461                 mpmc,memory-width = <16>;
 462
 463                 mmio_leds: gpio@2,0 {
 464                         compatible = "ti,7416374";
 465                         reg = <2 0 0x2>;
 466                         gpio-controller;
 467                         #gpio-cells = <2>;
 468                 };
 469
 470         };
 471 };
 472
 473 &enet_tx_clk {
 474         clock-frequency = <50000000>;
 475 };
 476
 477 &mac {
 478         status = "okay";
 479         phy-mode = "rmii";
 480         pinctrl-names = "default";
 481         pinctrl-0 = <&enet_rmii_pins>;
 482 };
 483
 484 &mmcsd {
 485         status = "okay";
 486         bus-width = <4>;
 487         vmmc-supply = <&vmmc>;
 488         pinctrl-names = "default";
 489         pinctrl-0 = <&sdmmc_pins>;
 490 };
 491
 492 &uart0 {
 493         status = "okay";
 494         pinctrl-names = "default";
 495         pinctrl-0 = <&uart0_pins>;
 496 };
 497
 498 &uart3 {
 499         status = "okay";
 500         pinctrl-names = "default";
 501         pinctrl-0 = <&uart3_pins>;
 502 };
 503
 504 &usb0 {
 505         status = "okay";
 506         pinctrl-names = "default";
 507         pinctrl-0 = <&usb0_pins>;
 508 };