arch/arm/boot/dts/am335x-guardian.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2012 Texas Instruments Incorporated - https://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                 ti,clock-source = <0x01>;
 109         };
 110
 111         vmmcsd_fixed: regulator-3v3 {
 112                 compatible = "regulator-fixed";
 113                 regulator-name = "vmmcsd_fixed";
 114                 regulator-min-microvolt = <3300000>;
 115                 regulator-max-microvolt = <3300000>;
 116         };
 117 };
 118
 119 &elm {
 120         status = "okay";
 121 };
 122
 123 &gpmc {
 124         pinctrl-names = "default";
 125         pinctrl-0 = <&nandflash_pins>;
 126         ranges = <0 0 0x08000000 0x1000000>;  /* CS0: 16MB for NAND */
 127         status = "okay";
 128
 129         nand@0,0 {
 130                 compatible = "ti,omap2-nand";
 131                 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
 132                 interrupt-parent = <&gpmc>;
 133                 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
 134                              <1 IRQ_TYPE_NONE>; /* termcount */
 135                 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */
 136                 ti,nand-ecc-opt = "bch16";
 137                 ti,elm-id = <&elm>;
 138                 nand-bus-width = <8>;
 139                 gpmc,device-width = <1>;
 140                 gpmc,sync-clk-ps = <0>;
 141                 gpmc,cs-on-ns = <0>;
 142                 gpmc,cs-rd-off-ns = <44>;
 143                 gpmc,cs-wr-off-ns = <44>;
 144                 gpmc,adv-on-ns = <6>;
 145                 gpmc,adv-rd-off-ns = <34>;
 146                 gpmc,adv-wr-off-ns = <44>;
 147                 gpmc,we-on-ns = <0>;
 148                 gpmc,we-off-ns = <40>;
 149                 gpmc,oe-on-ns = <0>;
 150                 gpmc,oe-off-ns = <54>;
 151                 gpmc,access-ns = <64>;
 152                 gpmc,rd-cycle-ns = <82>;
 153                 gpmc,wr-cycle-ns = <82>;
 154                 gpmc,bus-turnaround-ns = <0>;
 155                 gpmc,cycle2cycle-delay-ns = <0>;
 156                 gpmc,clk-activation-ns = <0>;
 157                 gpmc,wr-access-ns = <40>;
 158                 gpmc,wr-data-mux-bus-ns = <0>;
 159
 160                 /*
 161                  * MTD partition table
 162                  *
 163                  * All SPL-* partitions are sized to minimal length which can
 164                  * be independently programmable. For NAND flash this is equal
 165                  * to size of erase-block.
 166                  */
 167                 #address-cells = <1>;
 168                 #size-cells = <1>;
 169
 170                 partition@0 {
 171                         label = "SPL";
 172                         reg = <0x0 0x40000>;
 173                 };
 174
 175                 partition@1 {
 176                         label = "SPL.backup1";
 177                         reg = <0x40000  0x40000>;
 178                 };
 179
 180                 partition@2 {
 181                         label = "SPL.backup2";
 182                         reg = <0x80000  0x40000>;
 183                 };
 184
 185                 partition@3 {
 186                         label = "SPL.backup3";
 187                         reg = <0xc0000  0x40000>;
 188                 };
 189
 190                 partition@4 {
 191                         label = "u-boot";
 192                         reg = <0x100000 0x100000>;
 193                 };
 194
 195                 partition@5 {
 196                         label = "u-boot.backup1";
 197                         reg = <0x200000 0x100000>;
 198                 };
 199
 200                 partition@6 {
 201                         label = "u-boot-env";
 202                         reg = <0x300000 0x40000>;
 203                 };
 204
 205                 partition@7 {
 206                         label = "u-boot-env.backup1";
 207                         reg = <0x340000 0x40000>;
 208                 };
 209
 210                 partition@8 {
 211                         label = "UBI";
 212                         reg = <0x380000 0x1fc80000>;
 213                 };
 214         };
 215 };
 216
 217 &i2c0 {
 218         pinctrl-names = "default";
 219         pinctrl-0 = <&i2c0_pins>;
 220         clock-frequency = <400000>;
 221         status = "okay";
 222
 223         tps: tps@24 {
 224                 reg = <0x24>;
 225         };
 226 };
 227
 228 &lcdc {
 229         blue-and-red-wiring = "crossed";
 230         status = "okay";
 231 };
 232
 233 &mmc1 {
 234         bus-width = <0x4>;
 235         pinctrl-names = "default";
 236         pinctrl-0 = <&mmc1_pins>;
 237         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
 238         vmmc-supply = <&vmmcsd_fixed>;
 239         status = "okay";
 240 };
 241
 242 &rtc {
 243         clocks = <&clk_32768_ck>, <&clk_24mhz_clkctrl AM3_CLK_24MHZ_CLKDIV32K_CLKCTRL 0>;
 244         clock-names = "ext-clk", "int-clk";
 245         system-power-controller;
 246 };
 247
 248 &spi0 {
 249         ti,pindir-d0-out-d1-in;
 250         pinctrl-names = "default";
 251         pinctrl-0 = <&spi0_pins>;
 252         status = "okay";
 253 };
 254
 255 #include "tps65217.dtsi"
 256
 257 &tps {
 258         ti,pmic-shutdown-controller;
 259         interrupt-parent = <&intc>;
 260         interrupts = <7>; /* NMI */
 261
 262         backlight {
 263                 isel = <1>;  /* 1 - ISET1, 2 ISET2 */
 264                 fdim = <100>; /* TPS65217_BL_FDIM_100HZ */
 265                 default-brightness = <100>;
 266         };
 267
 268         regulators {
 269                 dcdc1_reg: regulator@0 {
 270                         regulator-name = "vdds_dpr";
 271                         regulator-always-on;
 272                 };
 273
 274                 dcdc2_reg: regulator@1 {
 275                         regulator-name = "vdd_mpu";
 276                         regulator-min-microvolt = <925000>;
 277                         regulator-max-microvolt = <1351500>;
 278                         regulator-boot-on;
 279                         regulator-always-on;
 280                 };
 281
 282                 dcdc3_reg: regulator@2 {
 283                         regulator-name = "vdd_core";
 284                         regulator-min-microvolt = <925000>;
 285                         regulator-max-microvolt = <1150000>;
 286                         regulator-boot-on;
 287                         regulator-always-on;
 288                 };
 289
 290                 ldo1_reg: regulator@3 {
 291                         regulator-name = "vio,vrtc,vdds";
 292                         regulator-always-on;
 293                 };
 294
 295                 ldo2_reg: regulator@4 {
 296                         regulator-name = "vdd_3v3aux";
 297                         regulator-always-on;
 298                 };
 299
 300                 ldo3_reg: regulator@5 {
 301                         regulator-name = "vdd_1v8";
 302                         regulator-min-microvolt = <1800000>;
 303                         regulator-max-microvolt = <1800000>;
 304                         regulator-always-on;
 305                 };
 306
 307                 ldo4_reg: regulator@6 {
 308                         regulator-name = "vdd_3v3a";
 309                         regulator-always-on;
 310                 };
 311         };
 312 };
 313
 314 &tscadc {
 315         status = "okay";
 316
 317         adc {
 318                 ti,adc-channels = <0 1 2 3 4 5 6>;
 319         };
 320 };
 321
 322 &uart0 {
 323         pinctrl-names = "default";
 324         pinctrl-0 = <&uart0_pins>;
 325         status = "okay";
 326 };
 327
 328 &usb0 {
 329         dr_mode = "peripheral";
 330 };
 331
 332 &usb1 {
 333         dr_mode = "host";
 334 };
 335
 336 &am33xx_pinmux {
 337         pinctrl-names = "default";
 338         pinctrl-0 = <&clkout2_pin &gpio_pins>;
 339
 340         clkout2_pin: pinmux_clkout2_pin {
 341                 pinctrl-single,pins = <
 342                         AM33XX_IOPAD(0x9b4, PIN_OUTPUT_PULLDOWN | MUX_MODE3)
 343                 >;
 344         };
 345
 346         dmtimer7_pins: pinmux_dmtimer7_pins {
 347                 pinctrl-single,pins = <
 348                         AM33XX_IOPAD(0x968, PIN_OUTPUT | MUX_MODE5)
 349                 >;
 350         };
 351
 352         gpio_keys_pins: pinmux_gpio_keys_pins {
 353                 pinctrl-single,pins = <
 354                         AM33XX_IOPAD(0x940, PIN_INPUT | MUX_MODE7)
 355                 >;
 356         };
 357
 358         gpio_pins: pinmux_gpio_pins {
 359                 pinctrl-single,pins = <
 360                         AM33XX_IOPAD(0x928, PIN_OUTPUT | MUX_MODE7)
 361                         AM33XX_IOPAD(0x990, PIN_OUTPUT | MUX_MODE7)
 362                 >;
 363         };
 364
 365         i2c0_pins: pinmux_i2c0_pins {
 366                 pinctrl-single,pins = <
 367                         AM33XX_IOPAD(0x988, PIN_INPUT_PULLUP | MUX_MODE0)
 368                         AM33XX_IOPAD(0x98c, PIN_INPUT_PULLUP | MUX_MODE0)
 369                 >;
 370         };
 371
 372         lcd_disen_pins: pinmux_lcd_disen_pins {
 373                 pinctrl-single,pins = <
 374                         AM33XX_IOPAD(0x9a4, PIN_OUTPUT_PULLUP | SLEWCTRL_SLOW | MUX_MODE7)
 375                 >;
 376         };
 377
 378         lcd_pins_default: pinmux_lcd_pins_default {
 379                 pinctrl-single,pins = <
 380                         AM33XX_IOPAD(0x820, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 381                         AM33XX_IOPAD(0x824, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 382                         AM33XX_IOPAD(0x828, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 383                         AM33XX_IOPAD(0x82c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 384                         AM33XX_IOPAD(0x830, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 385                         AM33XX_IOPAD(0x834, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 386                         AM33XX_IOPAD(0x838, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 387                         AM33XX_IOPAD(0x83c, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE1)
 388                         AM33XX_IOPAD(0x8a0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 389                         AM33XX_IOPAD(0x8a4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 390                         AM33XX_IOPAD(0x8a8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 391                         AM33XX_IOPAD(0x8ac, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 392                         AM33XX_IOPAD(0x8b0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 393                         AM33XX_IOPAD(0x8b4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 394                         AM33XX_IOPAD(0x8b8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 395                         AM33XX_IOPAD(0x8bc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 396                         AM33XX_IOPAD(0x8c0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 397                         AM33XX_IOPAD(0x8c4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 398                         AM33XX_IOPAD(0x8c8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 399                         AM33XX_IOPAD(0x8cc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 400                         AM33XX_IOPAD(0x8d0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 401                         AM33XX_IOPAD(0x8d4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 402                         AM33XX_IOPAD(0x8d8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 403                         AM33XX_IOPAD(0x8dc, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 404                         AM33XX_IOPAD(0x8e0, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 405                         AM33XX_IOPAD(0x8e4, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 406                         AM33XX_IOPAD(0x8e8, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 407                         AM33XX_IOPAD(0x8ec, PIN_OUTPUT | SLEWCTRL_SLOW | MUX_MODE0)
 408                 >;
 409         };
 410
 411         lcd_pins_sleep: pinmux_lcd_pins_sleep {
 412                 pinctrl-single,pins = <
 413                         AM33XX_IOPAD(0x8a0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 414                         AM33XX_IOPAD(0x8a4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 415                         AM33XX_IOPAD(0x8a8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 416                         AM33XX_IOPAD(0x8ac, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 417                         AM33XX_IOPAD(0x8b0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 418                         AM33XX_IOPAD(0x8b4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 419                         AM33XX_IOPAD(0x8b8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 420                         AM33XX_IOPAD(0x8bc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 421                         AM33XX_IOPAD(0x8c0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 422                         AM33XX_IOPAD(0x8c4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 423                         AM33XX_IOPAD(0x8c8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 424                         AM33XX_IOPAD(0x8cc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 425                         AM33XX_IOPAD(0x8d0, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 426                         AM33XX_IOPAD(0x8d4, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 427                         AM33XX_IOPAD(0x8d8, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 428                         AM33XX_IOPAD(0x8dc, PULL_DISABLE | SLEWCTRL_SLOW | MUX_MODE7)
 429                         AM33XX_IOPAD(0x8e0, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 430                         AM33XX_IOPAD(0x8e4, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 431                         AM33XX_IOPAD(0x8e8, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 432                         AM33XX_IOPAD(0x8ec, PIN_INPUT_PULLDOWN | SLEWCTRL_SLOW | MUX_MODE7)
 433                 >;
 434         };
 435
 436         leds_pins: pinmux_leds_pins {
 437                 pinctrl-single,pins = <
 438                         AM33XX_IOPAD(0x868, PIN_OUTPUT | MUX_MODE7)
 439                         AM33XX_IOPAD(0x86c, PIN_OUTPUT | MUX_MODE7)
 440                 >;
 441         };
 442
 443         mmc1_pins: pinmux_mmc1_pins {
 444                 pinctrl-single,pins = <
 445                         AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0)
 446                         AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0)
 447                         AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0)
 448                         AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0)
 449                         AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0)
 450                         AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0)
 451                         AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE7)
 452                 >;
 453         };
 454
 455         spi0_pins: pinmux_spi0_pins {
 456                 pinctrl-single,pins = <
 457                         AM33XX_IOPAD(0x950, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
 458                         AM33XX_IOPAD(0x954, PIN_OUTPUT_PULLUP | MUX_MODE0)
 459                         AM33XX_IOPAD(0x958, PIN_INPUT_PULLUP | MUX_MODE0)
 460                         AM33XX_IOPAD(0x95c, PIN_OUTPUT_PULLUP | MUX_MODE0)
 461                 >;
 462         };
 463
 464         uart0_pins: pinmux_uart0_pins {
 465                 pinctrl-single,pins = <
 466                         AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0)
 467                         AM33XX_IOPAD(0x974, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
 468                 >;
 469         };
 470
 471         nandflash_pins: pinmux_nandflash_pins {
 472                 pinctrl-single,pins = <
 473                         AM33XX_IOPAD(0x800, PIN_INPUT | MUX_MODE0)
 474                         AM33XX_IOPAD(0x804, PIN_INPUT | MUX_MODE0)
 475                         AM33XX_IOPAD(0x808, PIN_INPUT | MUX_MODE0)
 476                         AM33XX_IOPAD(0x80c, PIN_INPUT | MUX_MODE0)
 477                         AM33XX_IOPAD(0x810, PIN_INPUT | MUX_MODE0)
 478                         AM33XX_IOPAD(0x814, PIN_INPUT | MUX_MODE0)
 479                         AM33XX_IOPAD(0x818, PIN_INPUT | MUX_MODE0)
 480                         AM33XX_IOPAD(0x81c, PIN_INPUT | MUX_MODE0)
 481                         AM33XX_IOPAD(0x870, PIN_INPUT | MUX_MODE0)
 482                         AM33XX_IOPAD(0x874, PIN_OUTPUT | MUX_MODE0)
 483                         AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0)
 484                         AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0)
 485                         AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0)
 486                         AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0)
 487                         AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0)
 488                 >;
 489         };
 490 };