arch/arm/dts/am335x-guardian.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
   4  * Copyright (C) 2018 Robert Bosch Power Tools GmbH
   5  */
   6 /dts-v1/;
   7
   8 #include "am33xx.dtsi"
   9 #include <dt-bindings/input/input.h>
  10 #include <dt-bindings/interrupt-controller/irq.h>
  11
  12 / {
  13         model = "Bosch AM335x Guardian";
  14         compatible = "bosch,am335x-guardian", "ti,am33xx";
  15
  16         chosen {
  17                 stdout-path = &uart0;
  18                 tick-timer = &timer2;
  19         };
  20
  21         cpus {
  22                 cpu@0 {
  23                         cpu0-supply = <&dcdc2_reg>;
  24                 };
  25         };
  26
  27         memory@80000000 {
  28                 device_type = "memory";
  29                 reg = <0x80000000 0x10000000>; /* 256 MB */
  30         };
  31
  32         gpio_keys {
  33                 compatible = "gpio-keys";
  34                 pinctrl-names = "default";
  35                 pinctrl-0 = <&gpio_keys_pins>;
  36
  37                 button21 {
  38                         label = "guardian-power-button";
  39                         linux,code = <KEY_POWER>;
  40                         gpios = <&gpio2 21 0>;
  41                         wakeup-source;
  42                 };
  43         };
  44
  45         leds {
  46                 compatible = "gpio-leds";
  47                 pinctrl-names = "default";
  48                 pinctrl-0 = <&leds_pins>;
  49
  50                 led1 {
  51                         label = "green:heartbeat";
  52                         gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;
  53                         linux,default-trigger = "heartbeat";
  54                         default-state = "off";
  55                 };
  56
  57                 led2 {
  58                         label = "green:mmc0";
  59                         gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
  60                         linux,default-trigger = "mmc0";
  61                         default-state = "off";
  62                 };
  63         };
  64
  65         panel {
  66                 compatible = "ti,tilcdc,panel";
  67                 pinctrl-names = "default", "sleep";
  68                 pinctrl-0 = <&lcd_pins_default &lcd_disen_pins>;
  69                 pinctrl-1 = <&lcd_pins_sleep>;
  70
  71                 display-timings {
  72                         320x240 {
  73                                 hactive         = <320>;
  74                                 vactive         = <240>;
  75                                 hback-porch     = <68>;
  76                                 hfront-porch    = <20>;
  77                                 hsync-len       = <1>;
  78                                 vback-porch     = <18>;
  79                                 vfront-porch    = <4>;
  80                                 vsync-len       = <1>;
  81                                 clock-frequency = <9000000>;
  82                                 hsync-active    = <0>;
  83                                 vsync-active    = <0>;
  84                         };
  85                 };
  86                 panel-info {
  87                         ac-bias           = <255>;
  88                         ac-bias-intrpt    = <0>;
  89                         dma-burst-sz      = <16>;
  90                         bpp               = <24>;
  91                         bus-width         = <16>;
  92                         fdd               = <0x80>;
  93                         sync-edge         = <0>;
  94                         sync-ctrl         = <1>;
  95                         raster-order      = <0>;
  96                         fifo-th           = <0>;
  97                 };
  98
  99         };
 100
 101         pwm7: dmtimer-pwm {
 102                 compatible = "ti,omap-dmtimer-pwm";
 103                 ti,timers = <&timer7>;
 104                 pinctrl-names = "default";
 105                 pinctrl-0 = <&dmtimer7_pins>;
 106         };
 107
 108         vmmcsd_fixed: regulator-3v3 {
 109                 compatible = "regulator-fixed";
 110                 regulator-name = "vmmcsd_fixed";
 111                 regulator-min-microvolt = <3300000>;
 112                 regulator-max-microvolt = <3300000>;
 113         };
 114 };
 115
 116 &cppi41dma  {
 117         status = "okay";
 118 };
 119
 120 &elm {
 121         status = "okay";
 122 };
 123
 124 &gpmc {
 125         pinctrl-names = "default";
 126         pinctrl-0 = <&nandflash_pins>;
 127         ranges = <0 0 0x08000000 0x1000000>;  /* CS0: 16MB for NAND */
 128         status = "okay";
 129
 130         nand@0,0 {
 131                 compatible = "ti,omap2-nand";
 132                 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
 133                 interrupt-parent = <&gpmc>;
 134                 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
 135                              <1 IRQ_TYPE_NONE>; /* termcount */
 136                 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
 137                 ti,nand-ecc-opt = "bch16";
 138                 ti,elm-id = <&elm>;
 139                 nand-bus-width = <8>;
 140                 gpmc,device-width = <1>;
 141                 gpmc,sync-clk-ps = <0>;
 142                 gpmc,cs-on-ns = <0>;
 143                 gpmc,cs-rd-off-ns = <44>;
 144                 gpmc,cs-wr-off-ns = <44>;
 145                 gpmc,adv-on-ns = <6>;
 146                 gpmc,adv-rd-off-ns = <34>;
 147                 gpmc,adv-wr-off-ns = <44>;
 148                 gpmc,we-on-ns = <0>;
 149                 gpmc,we-off-ns = <40>;
 150                 gpmc,oe-on-ns = <0>;
 151                 gpmc,oe-off-ns = <54>;
 152                 gpmc,access-ns = <64>;
 153                 gpmc,rd-cycle-ns = <82>;
 154                 gpmc,wr-cycle-ns = <82>;
 155                 gpmc,bus-turnaround-ns = <0>;
 156                 gpmc,cycle2cycle-delay-ns = <0>;
 157                 gpmc,clk-activation-ns = <0>;
 158                 gpmc,wr-access-ns = <40>;
 159                 gpmc,wr-data-mux-bus-ns = <0>;
 160
 161                 /*
 162                  * MTD partition table
 163                  *
 164                  * All SPL-* partitions are sized to minimal length which can
 165                  * be independently programmable. For NAND flash this is equal
 166                  * to size of erase-block.
 167                  */
 168                 #address-cells = <1>;
 169                 #size-cells = <1>;
 170
 171                 partition@0 {
 172                         label = "SPL";
 173                         reg = <0x0 0x40000>;
 174                 };
 175
 176                 partition@1 {
 177                         label = "SPL.backup1";
 178                         reg = <0x40000  0x40000>;
 179                 };
 180
 181                 partition@2 {
 182                         label = "SPL.backup2";
 183                         reg = <0x80000  0x40000>;
 184                 };
 185
 186                 partition@3 {
 187                         label = "SPL.backup3";
 188                         reg = <0xc0000  0x40000>;
 189                 };
 190
 191                 partition@4 {
 192                         label = "u-boot";
 193                         reg = <0x100000 0x100000>;
 194                 };
 195
 196                 partition@5 {
 197                         label = "u-boot.backup1";
 198                         reg = <0x200000 0x100000>;
 199                 };
 200
 201                 partition@6 {
 202                         label = "u-boot-env";
 203                         reg = <0x300000 0x40000>;
 204                 };
 205
 206                 partition@7 {
 207                         label = "u-boot-env.backup1";
 208                         reg = <0x340000 0x40000>;
 209                 };
 210
 211                 partition@8 {
 212                         label = "UBI";
 213                         reg = <0x380000 0x1fc80000>;
 214                 };
 215         };
 216 };
 217
 218 &i2c0 {
 219         pinctrl-names = "default";
 220         pinctrl-0 = <&i2c0_pins>;
 221         clock-frequency = <400000>;
 222         status = "okay";
 223
 224         tps: tps@24 {
 225                 reg = <0x24>;
 226         };
 227 };
 228
 229 &lcdc {
 230         blue-and-red-wiring = "crossed";
 231         status = "okay";
 232 };
 233
 234 &mmc1 {
 235         bus-width = <0x4>;
 236         pinctrl-names = "default";
 237         pinctrl-0 = <&mmc1_pins>;
 238         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 239         vmmc-supply = <&vmmcsd_fixed>;
 240         status = "okay";
 241 };
 242
 243 &rtc {
 244         clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
 245         clock-names = "ext-clk", "int-clk";
 246         system-power-controller;
 247 };
 248
 249 &spi0 {
 250         ti,pindir-d0-out-d1-in;
 251         pinctrl-names = "default";
 252         pinctrl-0 = <&spi0_pins>;
 253         status = "okay";
 254 };
 255
 256 /include/ "tps65217.dtsi"
 257
 258 &tps {
 259         ti,pmic-shutdown-controller;
 260         interrupt-parent = <&intc>;
 261         interrupts = <7>; /* NMI */
 262
 263         backlight {
 264                 isel = <1>;  /* 1 - ISET1, 2 ISET2 */
 265                 fdim = <100>; /* TPS65217_BL_FDIM_100HZ */
 266                 default-brightness = <100>;
 267         };
 268
 269         regulators {
 270                 dcdc1_reg: regulator@0 {
 271                         regulator-name = "vdds_dpr";
 272                         regulator-always-on;
 273                 };
 274
 275                 dcdc2_reg: regulator@1 {
 276                         regulator-name = "vdd_mpu";
 277                         regulator-min-microvolt = <925000>;
 278                         regulator-max-microvolt = <1351500>;
 279                         regulator-boot-on;
 280                         regulator-always-on;
 281                 };
 282
 283                 dcdc3_reg: regulator@2 {
 284                         regulator-name = "vdd_core";
 285                         regulator-min-microvolt = <925000>;
 286                         regulator-max-microvolt = <1150000>;
 287                         regulator-boot-on;
 288                         regulator-always-on;
 289                 };
 290
 291                 ldo1_reg: regulator@3 {
 292                         regulator-name = "vio,vrtc,vdds";
 293                         regulator-always-on;
 294                 };
 295
 296                 ldo2_reg: regulator@4 {
 297                         regulator-name = "vdd_3v3aux";
 298                         regulator-always-on;
 299                 };
 300
 301                 ldo3_reg: regulator@5 {
 302                         regulator-name = "vdd_1v8";
 303                         regulator-min-microvolt = <1800000>;
 304                         regulator-max-microvolt = <1800000>;
 305                         regulator-always-on;
 306                 };
 307
 308                 ldo4_reg: regulator@6 {
 309                         regulator-name = "vdd_3v3a";
 310                         regulator-always-on;
 311                 };
 312         };
 313 };
 314
 315 &tscadc {
 316         status = "okay";
 317
 318         adc {
 319                 ti,adc-channels = <0 1 2 3 4 5 6>;
 320         };
 321 };
 322
 323 &uart0 {
 324         pinctrl-names = "default";
 325         pinctrl-0 = <&uart0_pins>;
 326         status = "okay";
 327 };
 328
 329 &usb {
 330         status = "okay";
 331 };
 332
 333 &usb_ctrl_mod {
 334         status = "okay";
 335 };
 336
 337 &usb0 {
 338         dr_mode = "peripheral";
 339         status = "okay";
 340 };
 341
 342 &usb0_phy {
 343         status = "okay";
 344 };
 345
 346 &usb1 {
 347         dr_mode = "host";
 348         status = "okay";
 349 };
 350
 351 &usb1_phy {
 352         status = "okay";
 353 };
 354
 355 &am33xx_pinmux {
 356         pinctrl-names = "default";
 357         pinctrl-0 = <&clkout2_pin &gpio_pins>;
 358
 359         clkout2_pin: pinmux_clkout2_pin {
 360                 pinctrl-single,pins = <
 361                         AM33XX_IOPAD(0x9b4, PIN_OUTPUT_PULLDOWN | MUX_MODE3)
 362                 >;
 363         };
 364
 365         dmtimer7_pins: pinmux_dmtimer7_pins {
 366                 pinctrl-single,pins = <
 367                         AM33XX_IOPAD(0x968, PIN_OUTPUT | MUX_MODE5)
 368                 >;
 369         };
 370
 371         gpio_keys_pins: pinmux_gpio_keys_pins {
 372                 pinctrl-single,pins = <
 373                         AM33XX_IOPAD(0x940, PIN_INPUT | MUX_MODE7)
 374                 >;
 375         };
 376
 377         gpio_pins: pinmux_gpio_pins {
 378                 pinctrl-single,pins = <
 379                         AM33XX_IOPAD(0x928, PIN_OUTPUT | MUX_MODE7)
 380                         AM33XX_IOPAD(0x990, PIN_OUTPUT | MUX_MODE7)
 381                 >;
 382         };
 383
 384         i2c0_pins: pinmux_i2c0_pins {
 385                 pinctrl-single,pins = <
 386                         AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)
 387                         AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)
 388                 >;
 389         };
 390
 391         lcd_disen_pins: pinmux_lcd_disen_pins {
 392                 pinctrl-single,pins = <
 393                         AM33XX_IOPAD(0x9a4, PIN_OUTPUT_PULLUP | SLEWCTRL_SLOW | MUX_MODE7)
 394                 >;
 395         };
 396
 397         lcd_pins_default: pinmux_lcd_pins_default {
 398                 pinctrl-single,pins = <
 399                         AM33XX_IOPAD(0x820, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 400                         AM33XX_IOPAD(0x824, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 401                         AM33XX_IOPAD(0x828, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 402                         AM33XX_IOPAD(0x82c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 403                         AM33XX_IOPAD(0x830, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 404                         AM33XX_IOPAD(0x834, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 405                         AM33XX_IOPAD(0x838, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 406                         AM33XX_IOPAD(0x83c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 407                         AM33XX_IOPAD(0x8a0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 408                         AM33XX_IOPAD(0x8a4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 409                         AM33XX_IOPAD(0x8a8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 410                         AM33XX_IOPAD(0x8ac, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 411                         AM33XX_IOPAD(0x8b0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 412                         AM33XX_IOPAD(0x8b4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 413                         AM33XX_IOPAD(0x8b8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 414                         AM33XX_IOPAD(0x8bc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 415                         AM33XX_IOPAD(0x8c0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 416                         AM33XX_IOPAD(0x8c4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 417                         AM33XX_IOPAD(0x8c8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 418                         AM33XX_IOPAD(0x8cc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 419                         AM33XX_IOPAD(0x8d0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 420                         AM33XX_IOPAD(0x8d4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 421                         AM33XX_IOPAD(0x8d8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 422                         AM33XX_IOPAD(0x8dc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 423                         AM33XX_IOPAD(0x8e0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 424                         AM33XX_IOPAD(0x8e4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 425                         AM33XX_IOPAD(0x8e8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 426                         AM33XX_IOPAD(0x8ec, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 427                 >;
 428         };
 429
 430         lcd_pins_sleep: pinmux_lcd_pins_sleep {
 431                 pinctrl-single,pins = <
 432                         AM33XX_IOPAD(0x8a0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 433                         AM33XX_IOPAD(0x8a4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 434                         AM33XX_IOPAD(0x8a8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 435                         AM33XX_IOPAD(0x8ac, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 436                         AM33XX_IOPAD(0x8b0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 437                         AM33XX_IOPAD(0x8b4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 438                         AM33XX_IOPAD(0x8b8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 439                         AM33XX_IOPAD(0x8bc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 440                         AM33XX_IOPAD(0x8c0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 441                         AM33XX_IOPAD(0x8c4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 442                         AM33XX_IOPAD(0x8c8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 443                         AM33XX_IOPAD(0x8cc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 444                         AM33XX_IOPAD(0x8d0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 445                         AM33XX_IOPAD(0x8d4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 446                         AM33XX_IOPAD(0x8d8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 447                         AM33XX_IOPAD(0x8dc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 448                         AM33XX_IOPAD(0x8e0, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 449                         AM33XX_IOPAD(0x8e4, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 450                         AM33XX_IOPAD(0x8e8, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 451                         AM33XX_IOPAD(0x8ec, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 452                 >;
 453         };
 454
 455         leds_pins: pinmux_leds_pins {
 456                 pinctrl-single,pins = <
 457                         AM33XX_IOPAD(0x868, PIN_OUTPUT | MUX_MODE7)
 458                         AM33XX_IOPAD(0x86c, PIN_OUTPUT | MUX_MODE7)
 459                 >;
 460         };
 461
 462         mmc1_pins: pinmux_mmc1_pins {
 463                 pinctrl-single,pins = <
 464                         AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0)
 465                         AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0)
 466                         AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0)
 467                         AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0)
 468                         AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0)
 469                         AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0)
 470                         AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7)
 471                 >;
 472         };
 473
 474         spi0_pins: pinmux_spi0_pins {
 475                 pinctrl-single,pins = <
 476                         AM33XX_IOPAD(0x950, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
 477                         AM33XX_IOPAD(0x954, PIN_OUTPUT_PULLUP | MUX_MODE0)
 478                         AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0)
 479                         AM33XX_IOPAD(0x95c, PIN_OUTPUT_PULLUP | MUX_MODE0)
 480                 >;
 481         };
 482
 483         uart0_pins: pinmux_uart0_pins {
 484                 pinctrl-single,pins = <
 485                         AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)
 486                         AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
 487                 >;
 488         };
 489
 490         nandflash_pins: pinmux_nandflash_pins {
 491                 pinctrl-single,pins = <
 492                         AM33XX_IOPAD(0x800, PIN_INPUT | MUX_MODE0)
 493                         AM33XX_IOPAD(0x804, PIN_INPUT | MUX_MODE0)
 494                         AM33XX_IOPAD(0x808, PIN_INPUT | MUX_MODE0)
 495                         AM33XX_IOPAD(0x80c, PIN_INPUT | MUX_MODE0)
 496                         AM33XX_IOPAD(0x810, PIN_INPUT | MUX_MODE0)
 497                         AM33XX_IOPAD(0x814, PIN_INPUT | MUX_MODE0)
 498                         AM33XX_IOPAD(0x818, PIN_INPUT | MUX_MODE0)
 499                         AM33XX_IOPAD(0x81c, PIN_INPUT | MUX_MODE0)
 500                         AM33XX_IOPAD(0x870, PIN_INPUT | MUX_MODE0)
 501                         AM33XX_IOPAD(0x874, PIN_OUTPUT | MUX_MODE0)
 502                         AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0)
 503                         AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0)
 504                         AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0)
 505                         AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0)
 506                         AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0)
 507                 >;
 508         };
 509 };