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