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
  90 &pinctrl {
  91         emc_pins: emc-pins {
  92                 emc_addr0_23_cfg {
  93                         pins =  "p2_9",  "p2_10", "p2_11", "p2_12",
  94                                 "p2_13", "p1_0",  "p1_1",  "p1_2",
  95                                 "p2_8",  "p2_7",  "p2_6",  "p2_2",
  96                                 "p2_1",  "p2_0",  "p6_8",  "p6_7",
  97                                 "pd_16", "pd_15", "pe_0",  "pe_1",
  98                                 "pe_2",  "pe_3",  "pe_4",  "pa_4";
  99                         function = "emc";
 100                         slew-rate = <1>;
 101                         bias-disable;
 102                         input-enable;
 103                         input-schmitt-disable;
 104                 };
 105
 106                 emc_data0_31_cfg {
 107                         pins =  "p1_7",  "p1_8",  "p1_9",  "p1_10",
 108                                 "p1_11", "p1_12", "p1_13", "p1_14",
 109                                 "p5_4",  "p5_5",  "p5_6",  "p5_7",
 110                                 "p5_0",  "p5_1",  "p5_2",  "p5_3",
 111                                 "pd_2",  "pd_3",  "pd_4",  "pd_5",
 112                                 "pd_6",  "pd_7",  "pd_8",  "pd_9",
 113                                 "pe_5",  "pe_6",  "pe_7",  "pe_8",
 114                                 "pe_9",  "pe_10", "pe_11", "pe_12";
 115                         function = "emc";
 116                         slew-rate = <1>;
 117                         bias-disable;
 118                         input-enable;
 119                         input-schmitt-disable;
 120                 };
 121
 122                 emc_we_oe_cfg {
 123                         pins = "p1_6", "p1_3";
 124                         function = "emc";
 125                         slew-rate = <1>;
 126                         bias-disable;
 127                         input-enable;
 128                         input-schmitt-disable;
 129                 };
 130
 131                 emc_bls0_3_cfg {
 132                         pins = "p1_4", "p6_6", "pd_13", "pd_10";
 133                         function = "emc";
 134                         slew-rate = <1>;
 135                         bias-disable;
 136                         input-enable;
 137                         input-schmitt-disable;
 138                 };
 139
 140                 emc_cs0_3_cfg {
 141                         pins = "p1_5", "p6_3", "pd_12", "pd_11";
 142                         function = "emc";
 143                         slew-rate = <1>;
 144                         bias-disable;
 145                         input-enable;
 146                         input-schmitt-disable;
 147                 };
 148
 149                 emc_sdram_dqm0_3_cfg {
 150                         pins = "p6_12", "p6_10", "pd_0", "pe_13";
 151                         function = "emc";
 152                         slew-rate = <1>;
 153                         bias-disable;
 154                         input-enable;
 155                         input-schmitt-disable;
 156                 };
 157
 158                 emc_sdram_ras_cas_cfg {
 159                         pins = "p6_5", "p6_4";
 160                         function = "emc";
 161                         slew-rate = <1>;
 162                         bias-disable;
 163                         input-enable;
 164                         input-schmitt-disable;
 165                 };
 166
 167                 emc_sdram_dycs0_cfg {
 168                         pins = "p6_9";
 169                         function = "emc";
 170                         slew-rate = <1>;
 171                         bias-disable;
 172                         input-enable;
 173                         input-schmitt-disable;
 174                 };
 175
 176                 emc_sdram_cke_cfg {
 177                         pins = "p6_11";
 178                         function = "emc";
 179                         slew-rate = <1>;
 180                         bias-disable;
 181                         input-enable;
 182                         input-schmitt-disable;
 183                 };
 184
 185                 emc_sdram_clock_cfg {
 186                         pins = "clk0", "clk1", "clk2", "clk3";
 187                         function = "emc";
 188                         slew-rate = <1>;
 189                         bias-disable;
 190                         input-enable;
 191                         input-schmitt-disable;
 192                 };
 193         };
 194
 195         enet_rmii_pins: enet-rmii-pins {
 196                 enet_rmii_rxd_cfg {
 197                         pins = "p1_15", "p0_0";
 198                         function = "enet";
 199                         slew-rate = <1>;
 200                         bias-disable;
 201                         input-enable;
 202                         input-schmitt-disable;
 203                 };
 204
 205                 enet_rmii_txd_cfg {
 206                         pins = "p1_18", "p1_20";
 207                         function = "enet";
 208                         slew-rate = <1>;
 209                         bias-disable;
 210                         input-enable;
 211                         input-schmitt-disable;
 212                 };
 213
 214                 enet_rmii_rx_dv_cfg {
 215                         pins = "p1_16";
 216                         function = "enet";
 217                         bias-disable;
 218                         input-enable;
 219                         input-schmitt-disable;
 220                 };
 221
 222                 enet_rmii_tx_en_cfg {
 223                         pins = "p0_1";
 224                         function = "enet";
 225                         bias-disable;
 226                         input-enable;
 227                         input-schmitt-disable;
 228                 };
 229
 230                 enet_ref_clk_cfg {
 231                         pins = "p1_19";
 232                         function = "enet";
 233                         slew-rate = <1>;
 234                         bias-disable;
 235                         input-enable;
 236                         input-schmitt-disable;
 237                 };
 238
 239                 enet_mdio_cfg {
 240                         pins = "p1_17";
 241                         function = "enet";
 242                         bias-disable;
 243                         input-enable;
 244                         input-schmitt-disable;
 245                 };
 246
 247                 enet_mdc_cfg {
 248                         pins = "pc_1";
 249                         function = "enet";
 250                         slew-rate = <1>;
 251                         bias-disable;
 252                         input-enable;
 253                         input-schmitt-disable;
 254                 };
 255         };
 256
 257         gpio_joystick_pins: gpio-joystick-pins {
 258                 gpio_joystick_cfg {
 259                         pins =  "p9_0", "p9_1", "pa_1", "pa_2", "pa_3";
 260                         function = "gpio";
 261                         input-enable;
 262                         bias-disable;
 263                 };
 264         };
 265
 266         sdmmc_pins: sdmmc-pins {
 267                 sdmmc_clk_cfg {
 268                         pins = "pc_0";
 269                         function = "sdmmc";
 270                         slew-rate = <1>;
 271                         bias-pull-down;
 272                 };
 273
 274                 sdmmc_cmd_dat0_3_cfg {
 275                         pins = "pc_4", "pc_5", "pc_6", "pc_7", "pc_10";
 276                         function = "sdmmc";
 277                         slew-rate = <1>;
 278                         bias-disable;
 279                         input-enable;
 280                         input-schmitt-disable;
 281                 };
 282
 283                 sdmmc_cd_cfg {
 284                         pins = "pc_8";
 285                         function = "sdmmc";
 286                         bias-pull-down;
 287                         input-enable;
 288                 };
 289
 290                 sdmmc_pow_cfg {
 291                         pins = "pc_9";
 292                         function = "sdmmc";
 293                         bias-pull-down;
 294                 };
 295         };
 296
 297         uart0_pins: uart0-pins {
 298                 uart0_rx_cfg {
 299                         pins = "pf_11";
 300                         function = "uart0";
 301                         input-schmitt-disable;
 302                         bias-disable;
 303                         input-enable;
 304                 };
 305
 306                 uart0_tx_cfg {
 307                         pins = "pf_10";
 308                         function = "uart0";
 309                         bias-pull-down;
 310                 };
 311         };
 312
 313         uart3_pins: uart3-pins {
 314                 uart3_rx_cfg {
 315                         pins = "p2_4";
 316                         function = "uart3";
 317                         input-schmitt-disable;
 318                         bias-disable;
 319                         input-enable;
 320                 };
 321
 322                 uart3_tx_cfg {
 323                         pins = "p9_3";
 324                         function = "uart3";
 325                         bias-pull-down;
 326                 };
 327         };
 328
 329         usb0_pins: usb0-pins {
 330                 usb0_pwr_enable {
 331                         pins = "p2_3";
 332                         function = "usb0";
 333                 };
 334
 335                 usb0_pwr_fault {
 336                         pins = "p8_0";
 337                         function = "usb0";
 338                         bias-disable;
 339                         input-enable;
 340                 };
 341         };
 342 };
 343
 344 &emc {
 345         status = "okay";
 346         pinctrl-names = "default";
 347         pinctrl-0 = <&emc_pins>;
 348
 349         cs0 {
 350                 #address-cells = <2>;
 351                 #size-cells = <1>;
 352                 ranges;
 353
 354                 mpmc,cs = <0>;
 355                 mpmc,memory-width = <16>;
 356                 mpmc,byte-lane-low;
 357                 mpmc,write-enable-delay = <0>;
 358                 mpmc,output-enable-delay = <0>;
 359                 mpmc,read-access-delay = <70>;
 360                 mpmc,page-mode-read-delay = <70>;
 361
 362                 flash@0,0 {
 363                         compatible = "sst,sst39vf320", "cfi-flash";
 364                         reg = <0 0 0x400000>;
 365                         bank-width = <2>;
 366                         #address-cells = <1>;
 367                         #size-cells = <1>;
 368
 369                         partition@0 {
 370                                 label = "bootloader";
 371                                 reg = <0x000000 0x040000>; /* 256 KiB */
 372                         };
 373
 374                         partition@1 {
 375                                 label = "kernel";
 376                                 reg = <0x040000 0x2c0000>; /* 2.75 MiB */
 377                         };
 378
 379                         partition@2 {
 380                                 label = "rootfs";
 381                                 reg = <0x300000 0x100000>; /* 1 MiB */
 382                         };
 383                 };
 384         };
 385
 386         cs2 {
 387                 #address-cells = <2>;
 388                 #size-cells = <1>;
 389                 ranges;
 390
 391                 mpmc,cs = <2>;
 392                 mpmc,memory-width = <16>;
 393
 394                 mmio_leds: gpio@2,0 {
 395                         compatible = "ti,7416374";
 396                         reg = <2 0 0x2>;
 397                         gpio-controller;
 398                         #gpio-cells = <2>;
 399                 };
 400
 401         };
 402 };
 403
 404 &enet_tx_clk {
 405         clock-frequency = <50000000>;
 406 };
 407
 408 &mac {
 409         status = "okay";
 410         phy-mode = "rmii";
 411         pinctrl-names = "default";
 412         pinctrl-0 = <&enet_rmii_pins>;
 413 };
 414
 415 &mmcsd {
 416         status = "okay";
 417         bus-width = <4>;
 418         vmmc-supply = <&vmmc>;
 419         pinctrl-names = "default";
 420         pinctrl-0 = <&sdmmc_pins>;
 421 };
 422
 423 &uart0 {
 424         status = "okay";
 425         pinctrl-names = "default";
 426         pinctrl-0 = <&uart0_pins>;
 427 };
 428
 429 &uart3 {
 430         status = "okay";
 431         pinctrl-names = "default";
 432         pinctrl-0 = <&uart3_pins>;
 433 };
 434
 435 &usb0 {
 436         status = "okay";
 437         pinctrl-names = "default";
 438         pinctrl-0 = <&usb0_pins>;
 439 };