arch/arm/boot/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                 #address-cells = <1>;
  35                 #size-cells = <0>;
  36                 pinctrl-names = "default";
  37                 pinctrl-0 = <&gpio_keys_pins>;
  38
  39                 button21 {
  40                         label = "guardian-power-button";
  41                         linux,code = <KEY_POWER>;
  42                         gpios = <&gpio2 21 0>;
  43                         wakeup-source;
  44                 };
  45         };
  46
  47         leds {
  48                 compatible = "gpio-leds";
  49                 pinctrl-names = "default";
  50                 pinctrl-0 = <&leds_pins>;
  51
  52                 led1 {
  53                         label = "green:heartbeat";
  54                         gpios = <&gpio1 27 GPIO_ACTIVE_HIGH>;
  55                         linux,default-trigger = "heartbeat";
  56                         default-state = "off";
  57                 };
  58
  59                 led2 {
  60                         label = "green:mmc0";
  61                         gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
  62                         linux,default-trigger = "mmc0";
  63                         default-state = "off";
  64                 };
  65         };
  66
  67         panel {
  68                 compatible = "ti,tilcdc,panel";
  69                 pinctrl-names = "default", "sleep";
  70                 pinctrl-0 = <&lcd_pins_default &lcd_disen_pins>;
  71                 pinctrl-1 = <&lcd_pins_sleep>;
  72
  73                 display-timings {
  74                         320x240 {
  75                                 hactive         = <320>;
  76                                 vactive         = <240>;
  77                                 hback-porch     = <68>;
  78                                 hfront-porch    = <20>;
  79                                 hsync-len       = <1>;
  80                                 vback-porch     = <18>;
  81                                 vfront-porch    = <4>;
  82                                 vsync-len       = <1>;
  83                                 clock-frequency = <9000000>;
  84                                 hsync-active    = <0>;
  85                                 vsync-active    = <0>;
  86                         };
  87                 };
  88                 panel-info {
  89                         ac-bias           = <255>;
  90                         ac-bias-intrpt    = <0>;
  91                         dma-burst-sz      = <16>;
  92                         bpp               = <24>;
  93                         bus-width         = <16>;
  94                         fdd               = <0x80>;
  95                         sync-edge         = <0>;
  96                         sync-ctrl         = <1>;
  97                         raster-order      = <0>;
  98                         fifo-th           = <0>;
  99                 };
 100
 101         };
 102
 103         pwm7: dmtimer-pwm {
 104                 compatible = "ti,omap-dmtimer-pwm";
 105                 ti,timers = <&timer7>;
 106                 pinctrl-names = "default";
 107                 pinctrl-0 = <&dmtimer7_pins>;
 108         };
 109
 110         vmmcsd_fixed: regulator-3v3 {
 111                 compatible = "regulator-fixed";
 112                 regulator-name = "vmmcsd_fixed";
 113                 regulator-min-microvolt = <3300000>;
 114                 regulator-max-microvolt = <3300000>;
 115         };
 116 };
 117
 118 &cppi41dma  {
 119         status = "okay";
 120 };
 121
 122 &elm {
 123         status = "okay";
 124 };
 125
 126 &gpmc {
 127         pinctrl-names = "default";
 128         pinctrl-0 = <&nandflash_pins>;
 129         ranges = <0 0 0x08000000 0x1000000>;  /* CS0: 16MB for NAND */
 130         status = "okay";
 131
 132         nand@0,0 {
 133                 compatible = "ti,omap2-nand";
 134                 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
 135                 interrupt-parent = <&gpmc>;
 136                 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
 137                              <1 IRQ_TYPE_NONE>; /* termcount */
 138                 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
 139                 ti,nand-ecc-opt = "bch16";
 140                 ti,elm-id = <&elm>;
 141                 nand-bus-width = <8>;
 142                 gpmc,device-width = <1>;
 143                 gpmc,sync-clk-ps = <0>;
 144                 gpmc,cs-on-ns = <0>;
 145                 gpmc,cs-rd-off-ns = <44>;
 146                 gpmc,cs-wr-off-ns = <44>;
 147                 gpmc,adv-on-ns = <6>;
 148                 gpmc,adv-rd-off-ns = <34>;
 149                 gpmc,adv-wr-off-ns = <44>;
 150                 gpmc,we-on-ns = <0>;
 151                 gpmc,we-off-ns = <40>;
 152                 gpmc,oe-on-ns = <0>;
 153                 gpmc,oe-off-ns = <54>;
 154                 gpmc,access-ns = <64>;
 155                 gpmc,rd-cycle-ns = <82>;
 156                 gpmc,wr-cycle-ns = <82>;
 157                 gpmc,bus-turnaround-ns = <0>;
 158                 gpmc,cycle2cycle-delay-ns = <0>;
 159                 gpmc,clk-activation-ns = <0>;
 160                 gpmc,wr-access-ns = <40>;
 161                 gpmc,wr-data-mux-bus-ns = <0>;
 162
 163                 /*
 164                  * MTD partition table
 165                  *
 166                  * All SPL-* partitions are sized to minimal length which can
 167                  * be independently programmable. For NAND flash this is equal
 168                  * to size of erase-block.
 169                  */
 170                 #address-cells = <1>;
 171                 #size-cells = <1>;
 172
 173                 partition@0 {
 174                         label = "SPL";
 175                         reg = <0x0 0x40000>;
 176                 };
 177
 178                 partition@1 {
 179                         label = "SPL.backup1";
 180                         reg = <0x40000  0x40000>;
 181                 };
 182
 183                 partition@2 {
 184                         label = "SPL.backup2";
 185                         reg = <0x80000  0x40000>;
 186                 };
 187
 188                 partition@3 {
 189                         label = "SPL.backup3";
 190                         reg = <0xc0000  0x40000>;
 191                 };
 192
 193                 partition@4 {
 194                         label = "u-boot";
 195                         reg = <0x100000 0x100000>;
 196                 };
 197
 198                 partition@5 {
 199                         label = "u-boot.backup1";
 200                         reg = <0x200000 0x100000>;
 201                 };
 202
 203                 partition@6 {
 204                         label = "u-boot-env";
 205                         reg = <0x300000 0x40000>;
 206                 };
 207
 208                 partition@7 {
 209                         label = "u-boot-env.backup1";
 210                         reg = <0x340000 0x40000>;
 211                 };
 212
 213                 partition@8 {
 214                         label = "UBI";
 215                         reg = <0x380000 0x1fc80000>;
 216                 };
 217         };
 218 };
 219
 220 &i2c0 {
 221         pinctrl-names = "default";
 222         pinctrl-0 = <&i2c0_pins>;
 223         clock-frequency = <400000>;
 224         status = "okay";
 225
 226         tps: tps@24 {
 227                 reg = <0x24>;
 228         };
 229 };
 230
 231 &lcdc {
 232         blue-and-red-wiring = "crossed";
 233         status = "okay";
 234 };
 235
 236 &mmc1 {
 237         bus-width = <0x4>;
 238         pinctrl-names = "default";
 239         pinctrl-0 = <&mmc1_pins>;
 240         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 241         vmmc-supply = <&vmmcsd_fixed>;
 242         status = "okay";
 243 };
 244
 245 &rtc {
 246         clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
 247         clock-names = "ext-clk", "int-clk";
 248         system-power-controller;
 249 };
 250
 251 &spi0 {
 252         ti,pindir-d0-out-d1-in;
 253         pinctrl-names = "default";
 254         pinctrl-0 = <&spi0_pins>;
 255         status = "okay";
 256 };
 257
 258 #include "tps65217.dtsi"
 259
 260 &tps {
 261         ti,pmic-shutdown-controller;
 262         interrupt-parent = <&intc>;
 263         interrupts = <7>; /* NMI */
 264
 265         backlight {
 266                 isel = <1>;  /* 1 - ISET1, 2 ISET2 */
 267                 fdim = <100>; /* TPS65217_BL_FDIM_100HZ */
 268                 default-brightness = <100>;
 269         };
 270
 271         regulators {
 272                 dcdc1_reg: regulator@0 {
 273                         regulator-name = "vdds_dpr";
 274                         regulator-always-on;
 275                 };
 276
 277                 dcdc2_reg: regulator@1 {
 278                         regulator-name = "vdd_mpu";
 279                         regulator-min-microvolt = <925000>;
 280                         regulator-max-microvolt = <1351500>;
 281                         regulator-boot-on;
 282                         regulator-always-on;
 283                 };
 284
 285                 dcdc3_reg: regulator@2 {
 286                         regulator-name = "vdd_core";
 287                         regulator-min-microvolt = <925000>;
 288                         regulator-max-microvolt = <1150000>;
 289                         regulator-boot-on;
 290                         regulator-always-on;
 291                 };
 292
 293                 ldo1_reg: regulator@3 {
 294                         regulator-name = "vio,vrtc,vdds";
 295                         regulator-always-on;
 296                 };
 297
 298                 ldo2_reg: regulator@4 {
 299                         regulator-name = "vdd_3v3aux";
 300                         regulator-always-on;
 301                 };
 302
 303                 ldo3_reg: regulator@5 {
 304                         regulator-name = "vdd_1v8";
 305                         regulator-min-microvolt = <1800000>;
 306                         regulator-max-microvolt = <1800000>;
 307                         regulator-always-on;
 308                 };
 309
 310                 ldo4_reg: regulator@6 {
 311                         regulator-name = "vdd_3v3a";
 312                         regulator-always-on;
 313                 };
 314         };
 315 };
 316
 317 &tscadc {
 318         status = "okay";
 319
 320         adc {
 321                 ti,adc-channels = <0 1 2 3 4 5 6>;
 322         };
 323 };
 324
 325 &uart0 {
 326         pinctrl-names = "default";
 327         pinctrl-0 = <&uart0_pins>;
 328         status = "okay";
 329 };
 330
 331 &usb {
 332         status = "okay";
 333 };
 334
 335 &usb_ctrl_mod {
 336         status = "okay";
 337 };
 338
 339 &usb0 {
 340         dr_mode = "peripheral";
 341         status = "okay";
 342 };
 343
 344 &usb0_phy {
 345         status = "okay";
 346 };
 347
 348 &usb1 {
 349         dr_mode = "host";
 350         status = "okay";
 351 };
 352
 353 &usb1_phy {
 354         status = "okay";
 355 };
 356
 357 &am33xx_pinmux {
 358         pinctrl-names = "default";
 359         pinctrl-0 = <&clkout2_pin &gpio_pins>;
 360
 361         clkout2_pin: pinmux_clkout2_pin {
 362                 pinctrl-single,pins = <
 363                         AM33XX_IOPAD(0x9b4, PIN_OUTPUT_PULLDOWN | MUX_MODE3)
 364                 >;
 365         };
 366
 367         dmtimer7_pins: pinmux_dmtimer7_pins {
 368                 pinctrl-single,pins = <
 369                         AM33XX_IOPAD(0x968, PIN_OUTPUT | MUX_MODE5)
 370                 >;
 371         };
 372
 373         gpio_keys_pins: pinmux_gpio_keys_pins {
 374                 pinctrl-single,pins = <
 375                         AM33XX_IOPAD(0x940, PIN_INPUT | MUX_MODE7)
 376                 >;
 377         };
 378
 379         gpio_pins: pinmux_gpio_pins {
 380                 pinctrl-single,pins = <
 381                         AM33XX_IOPAD(0x928, PIN_OUTPUT | MUX_MODE7)
 382                         AM33XX_IOPAD(0x990, PIN_OUTPUT | MUX_MODE7)
 383                 >;
 384         };
 385
 386         i2c0_pins: pinmux_i2c0_pins {
 387                 pinctrl-single,pins = <
 388                         AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)
 389                         AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)
 390                 >;
 391         };
 392
 393         lcd_disen_pins: pinmux_lcd_disen_pins {
 394                 pinctrl-single,pins = <
 395                         AM33XX_IOPAD(0x9a4, PIN_OUTPUT_PULLUP | SLEWCTRL_SLOW | MUX_MODE7)
 396                 >;
 397         };
 398
 399         lcd_pins_default: pinmux_lcd_pins_default {
 400                 pinctrl-single,pins = <
 401                         AM33XX_IOPAD(0x820, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 402                         AM33XX_IOPAD(0x824, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 403                         AM33XX_IOPAD(0x828, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 404                         AM33XX_IOPAD(0x82c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 405                         AM33XX_IOPAD(0x830, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 406                         AM33XX_IOPAD(0x834, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 407                         AM33XX_IOPAD(0x838, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 408                         AM33XX_IOPAD(0x83c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 409                         AM33XX_IOPAD(0x8a0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 410                         AM33XX_IOPAD(0x8a4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 411                         AM33XX_IOPAD(0x8a8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 412                         AM33XX_IOPAD(0x8ac, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 413                         AM33XX_IOPAD(0x8b0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 414                         AM33XX_IOPAD(0x8b4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 415                         AM33XX_IOPAD(0x8b8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 416                         AM33XX_IOPAD(0x8bc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 417                         AM33XX_IOPAD(0x8c0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 418                         AM33XX_IOPAD(0x8c4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 419                         AM33XX_IOPAD(0x8c8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 420                         AM33XX_IOPAD(0x8cc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 421                         AM33XX_IOPAD(0x8d0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 422                         AM33XX_IOPAD(0x8d4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 423                         AM33XX_IOPAD(0x8d8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 424                         AM33XX_IOPAD(0x8dc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 425                         AM33XX_IOPAD(0x8e0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 426                         AM33XX_IOPAD(0x8e4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 427                         AM33XX_IOPAD(0x8e8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 428                         AM33XX_IOPAD(0x8ec, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 429                 >;
 430         };
 431
 432         lcd_pins_sleep: pinmux_lcd_pins_sleep {
 433                 pinctrl-single,pins = <
 434                         AM33XX_IOPAD(0x8a0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 435                         AM33XX_IOPAD(0x8a4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 436                         AM33XX_IOPAD(0x8a8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 437                         AM33XX_IOPAD(0x8ac, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 438                         AM33XX_IOPAD(0x8b0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 439                         AM33XX_IOPAD(0x8b4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 440                         AM33XX_IOPAD(0x8b8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 441                         AM33XX_IOPAD(0x8bc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 442                         AM33XX_IOPAD(0x8c0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 443                         AM33XX_IOPAD(0x8c4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 444                         AM33XX_IOPAD(0x8c8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 445                         AM33XX_IOPAD(0x8cc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 446                         AM33XX_IOPAD(0x8d0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 447                         AM33XX_IOPAD(0x8d4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 448                         AM33XX_IOPAD(0x8d8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 449                         AM33XX_IOPAD(0x8dc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 450                         AM33XX_IOPAD(0x8e0, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 451                         AM33XX_IOPAD(0x8e4, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 452                         AM33XX_IOPAD(0x8e8, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 453                         AM33XX_IOPAD(0x8ec, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 454                 >;
 455         };
 456
 457         leds_pins: pinmux_leds_pins {
 458                 pinctrl-single,pins = <
 459                         AM33XX_IOPAD(0x868, PIN_OUTPUT | MUX_MODE7)
 460                         AM33XX_IOPAD(0x86c, PIN_OUTPUT | MUX_MODE7)
 461                 >;
 462         };
 463
 464         mmc1_pins: pinmux_mmc1_pins {
 465                 pinctrl-single,pins = <
 466                         AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0)
 467                         AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0)
 468                         AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0)
 469                         AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0)
 470                         AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0)
 471                         AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0)
 472                         AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7)
 473                 >;
 474         };
 475
 476         spi0_pins: pinmux_spi0_pins {
 477                 pinctrl-single,pins = <
 478                         AM33XX_IOPAD(0x950, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
 479                         AM33XX_IOPAD(0x954, PIN_OUTPUT_PULLUP | MUX_MODE0)
 480                         AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0)
 481                         AM33XX_IOPAD(0x95c, PIN_OUTPUT_PULLUP | MUX_MODE0)
 482                 >;
 483         };
 484
 485         uart0_pins: pinmux_uart0_pins {
 486                 pinctrl-single,pins = <
 487                         AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)
 488                         AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
 489                 >;
 490         };
 491
 492         nandflash_pins: pinmux_nandflash_pins {
 493                 pinctrl-single,pins = <
 494                         AM33XX_IOPAD(0x800, PIN_INPUT | MUX_MODE0)
 495                         AM33XX_IOPAD(0x804, PIN_INPUT | MUX_MODE0)
 496                         AM33XX_IOPAD(0x808, PIN_INPUT | MUX_MODE0)
 497                         AM33XX_IOPAD(0x80c, PIN_INPUT | MUX_MODE0)
 498                         AM33XX_IOPAD(0x810, PIN_INPUT | MUX_MODE0)
 499                         AM33XX_IOPAD(0x814, PIN_INPUT | MUX_MODE0)
 500                         AM33XX_IOPAD(0x818, PIN_INPUT | MUX_MODE0)
 501                         AM33XX_IOPAD(0x81c, PIN_INPUT | MUX_MODE0)
 502                         AM33XX_IOPAD(0x870, PIN_INPUT | MUX_MODE0)
 503                         AM33XX_IOPAD(0x874, PIN_OUTPUT | MUX_MODE0)
 504                         AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0)
 505                         AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0)
 506                         AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0)
 507                         AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0)
 508                         AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0)
 509                 >;
 510         };
 511 };