arch/arm/boot/dts/am437x-cm-t43.dts

   1 /*
   2  * Copyright (C) 2015 CompuLab, Ltd. - http://www.compulab.co.il/
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 /dts-v1/;
  10
  11 #include <dt-bindings/pinctrl/am43xx.h>
  12 #include <dt-bindings/gpio/gpio.h>
  13 #include <dt-bindings/interrupt-controller/irq.h>
  14 #include "am4372.dtsi"
  15
  16 / {
  17         model = "CompuLab CM-T43";
  18         compatible = "compulab,am437x-cm-t43", "ti,am4372", "ti,am43";
  19
  20         leds {
  21                 compatible = "gpio-leds";
  22
  23                 ledb {
  24                         label = "cm-t43:green";
  25                         gpios = <&gpio0 24 GPIO_ACTIVE_HIGH>;
  26                         linux,default-trigger = "heartbeat";
  27                 };
  28         };
  29
  30         vmmc_3v3: fixedregulator-v3_3 {
  31                 compatible = "regulator-fixed";
  32                 regulator-name = "vmmc_3v3";
  33                 regulator-min-microvolt = <3300000>;
  34                 regulator-max-microvolt = <3300000>;
  35                 regulator-always-on;
  36                 enable-active-high;
  37         };
  38 };
  39
  40 &am43xx_pinmux {
  41         pinctrl-names = "default";
  42         pinctrl-0 = <&cm_t43_led_pins>;
  43
  44         cm_t43_led_pins: cm_t43_led_pins {
  45                 pinctrl-single,pins = <
  46                         AM4372_IOPAD(0xa78, MUX_MODE7)
  47                 >;
  48         };
  49
  50         i2c0_pins: i2c0_pins {
  51                 pinctrl-single,pins = <
  52                         AM4372_IOPAD(0x988, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)  /* i2c0_sda.i2c0_sda */
  53                         AM4372_IOPAD(0x98c, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)  /* i2c0_scl.i2c0_scl */
  54                 >;
  55         };
  56
  57         emmc_pins: emmc_pins {
  58                 pinctrl-single,pins = <
  59                         AM4372_IOPAD(0x820, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad8.mmc1_dat0 */
  60                         AM4372_IOPAD(0x824, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad9.mmc1_dat1 */
  61                         AM4372_IOPAD(0x828, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad10.mmc1_dat2 */
  62                         AM4372_IOPAD(0x82c, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad11.mmc1_dat3 */
  63                         AM4372_IOPAD(0x830, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad12.mmc1_dat4 */
  64                         AM4372_IOPAD(0x834, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad13.mmc1_dat5 */
  65                         AM4372_IOPAD(0x838, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad14.mmc1_dat6 */
  66                         AM4372_IOPAD(0x83c, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_ad15.mmc1_dat7 */
  67                         AM4372_IOPAD(0x880, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn1.mmc1_clk */
  68                         AM4372_IOPAD(0x884, PIN_INPUT_PULLUP | MUX_MODE2) /* gpmc_csn2.mmc1_cmd */
  69                 >;
  70         };
  71
  72         spi0_pins: pinmux_spi0_pins {
  73                 pinctrl-single,pins = <
  74                         AM4372_IOPAD(0x950, PIN_INPUT | MUX_MODE0) /* spi0_sclk.spi0_sclk */
  75                         AM4372_IOPAD(0x954, PIN_INPUT | MUX_MODE0) /* spi0_d0.spi0_d0 */
  76                         AM4372_IOPAD(0x958, PIN_OUTPUT | MUX_MODE0) /* spi0_d1.spi0_d1 */
  77                         AM4372_IOPAD(0x95C, PIN_OUTPUT | MUX_MODE0) /* spi0_cs0.spi0_cs0 */
  78                 >;
  79         };
  80
  81         nand_flash_x8: nand_flash_x8 {
  82                 pinctrl-single,pins = <
  83                         AM4372_IOPAD(0x800, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
  84                         AM4372_IOPAD(0x804, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
  85                         AM4372_IOPAD(0x808, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
  86                         AM4372_IOPAD(0x80c, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
  87                         AM4372_IOPAD(0x810, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
  88                         AM4372_IOPAD(0x814, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
  89                         AM4372_IOPAD(0x818, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
  90                         AM4372_IOPAD(0x81c, PIN_INPUT | PULL_DISABLE | MUX_MODE0)
  91                         AM4372_IOPAD(0x870, PIN_INPUT_PULLUP  | MUX_MODE0)
  92                         AM4372_IOPAD(0x874, PIN_OUTPUT_PULLUP | MUX_MODE0)
  93                         AM4372_IOPAD(0x87c, PIN_OUTPUT_PULLUP | MUX_MODE0)
  94                         AM4372_IOPAD(0x898, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
  95                         AM4372_IOPAD(0x894, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
  96                         AM4372_IOPAD(0x890, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
  97                         AM4372_IOPAD(0x89c, PIN_OUTPUT_PULLDOWN | MUX_MODE0)
  98                 >;
  99         };
 100
 101         cpsw_default: cpsw_default {
 102                 pinctrl-single,pins = <
 103                         /* Slave 1 */
 104                         AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txen.rgmii1_txen */
 105                         AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxdv.rgmii1_rxctl */
 106                         AM4372_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd1.rgmii1_txd3 */
 107                         AM4372_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd0.rgmii1_txd2 */
 108                         AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd1.rgmii1_txd1 */
 109                         AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txd0.rgmii1_txd0 */
 110                         AM4372_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* mii1_txclk.rmii1_tclk */
 111                         AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxclk.rmii1_rclk */
 112                         AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd1.rgmii1_rxd3 */
 113                         AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd0.rgmii1_rxd2 */
 114                         AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd1.rgmii1_rxd1 */
 115                         AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE2)     /* mii1_rxd0.rgmii1_rxd0 */
 116                         AM4372_IOPAD(0xa74, MUX_MODE3)
 117                         /* Slave 2 */
 118                         AM4372_IOPAD(0x840, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a0.txen */
 119                         AM4372_IOPAD(0x844, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a1.rxctl */
 120                         AM4372_IOPAD(0x848, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a2.txd3 */
 121                         AM4372_IOPAD(0x84c, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a3.txd2 */
 122                         AM4372_IOPAD(0x850, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a4.txd1 */
 123                         AM4372_IOPAD(0x854, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a5.txd0 */
 124                         AM4372_IOPAD(0x858, PIN_OUTPUT_PULLDOWN | MUX_MODE2)    /* gpmc_a6.tclk */
 125                         AM4372_IOPAD(0x85c, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a7.rclk */
 126                         AM4372_IOPAD(0x860, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a8.rxd3 */
 127                         AM4372_IOPAD(0x864, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a9.rxd2 */
 128                         AM4372_IOPAD(0x868, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a10.rxd1 */
 129                         AM4372_IOPAD(0x86c, PIN_INPUT_PULLDOWN  | MUX_MODE2)    /* gpmc_a11.rxd0 */
 130                         AM4372_IOPAD(0xa38, MUX_MODE7)
 131                 >;
 132         };
 133
 134         davinci_mdio_default: davinci_mdio_default {
 135                 pinctrl-single,pins = <
 136                         /* MDIO */
 137                         AM4372_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0)       /* mdio_data.mdio_data */
 138                         AM4372_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0)                      /* mdio_clk.mdio_clk */
 139                 >;
 140         };
 141 };
 142
 143 &gpmc {
 144         status = "okay";
 145         pinctrl-names = "default";
 146         pinctrl-0 = <&nand_flash_x8>;
 147         ranges = <0 0 0x08000000 0x1000000>;
 148         nand@0,0 {
 149                 compatible = "ti,omap2-nand";
 150                 reg = <0 0 4>;          /* CS0, offset 0, IO size 4 */
 151                 interrupt-parent = <&gpmc>;
 152                 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
 153                              <1 IRQ_TYPE_NONE>; /* termcount */
 154                 ti,nand-ecc-opt = "bch8";
 155                 ti,elm-id = <&elm>;
 156
 157                 nand-bus-width = <8>;
 158                 gpmc,device-width = <1>;
 159                 gpmc,sync-clk-ps = <0>;
 160                 gpmc,cs-on-ns = <0>;
 161                 gpmc,cs-rd-off-ns = <44>;
 162                 gpmc,cs-wr-off-ns = <44>;
 163                 gpmc,adv-on-ns = <6>;
 164                 gpmc,adv-rd-off-ns = <34>;
 165                 gpmc,adv-wr-off-ns = <44>;
 166                 gpmc,we-on-ns = <0>;
 167                 gpmc,we-off-ns = <40>;
 168                 gpmc,oe-on-ns = <0>;
 169                 gpmc,oe-off-ns = <54>;
 170                 gpmc,access-ns = <64>;
 171                 gpmc,rd-cycle-ns = <82>;
 172                 gpmc,wr-cycle-ns = <82>;
 173                 gpmc,wait-on-read = "true";
 174                 gpmc,wait-on-write = "true";
 175                 gpmc,bus-turnaround-ns = <0>;
 176                 gpmc,cycle2cycle-delay-ns = <0>;
 177                 gpmc,clk-activation-ns = <0>;
 178                 gpmc,wait-monitoring-ns = <0>;
 179                 gpmc,wr-access-ns = <40>;
 180                 gpmc,wr-data-mux-bus-ns = <0>;
 181
 182                 gpmc,wait-pin = <0>;
 183
 184                 #address-cells = <1>;
 185                 #size-cells = <1>;
 186                 /* MTD partition table */
 187                 partition@0 {
 188                         label = "kernel";
 189                         reg = <0x0 0x00980000>;
 190                 };
 191                 partition@980000 {
 192                         label = "dtb";
 193                         reg = <0x00980000 0x00080000>;
 194                 };
 195                 partition@a00000 {
 196                         label = "rootfs";
 197                         reg = <0x00a00000 0x0>;
 198                 };
 199         };
 200 };
 201
 202 &i2c0 {
 203         status = "okay";
 204         pinctrl-names = "default";
 205         pinctrl-0 = <&i2c0_pins>;
 206         clock-frequency = <100000>;
 207
 208         tps65218: tps65218@24 {
 209                 compatible = "ti,tps65218";
 210                 reg = <0x24>;
 211                 interrupts = <GIC_SPI 7 IRQ_TYPE_NONE>; /* NMIn */
 212                 interrupt-parent = <&gic>;
 213                 interrupt-controller;
 214                 #interrupt-cells = <2>;
 215
 216                 dcdc1: regulator-dcdc1 {
 217                         compatible = "ti,tps65218-dcdc1";
 218                         regulator-name = "vdd_core";
 219                         regulator-min-microvolt = <912000>;
 220                         regulator-max-microvolt = <1144000>;
 221                         regulator-boot-on;
 222                         regulator-always-on;
 223                 };
 224
 225                 dcdc2: regulator-dcdc2 {
 226                         compatible = "ti,tps65218-dcdc2";
 227                         regulator-name = "vdd_mpu";
 228                         regulator-min-microvolt = <912000>;
 229                         regulator-max-microvolt = <1378000>;
 230                         regulator-boot-on;
 231                         regulator-always-on;
 232                 };
 233
 234                 dcdc3: regulator-dcdc3 {
 235                         compatible = "ti,tps65218-dcdc3";
 236                         regulator-name = "vdcdc3";
 237                         regulator-suspend-enable;
 238                         regulator-min-microvolt = <1500000>;
 239                         regulator-max-microvolt = <1500000>;
 240                         regulator-boot-on;
 241                         regulator-always-on;
 242                 };
 243
 244                 dcdc5: regulator-dcdc5 {
 245                         compatible = "ti,tps65218-dcdc5";
 246                         regulator-name = "v1_0bat";
 247                         regulator-min-microvolt = <1000000>;
 248                         regulator-max-microvolt = <1000000>;
 249                         regulator-boot-on;
 250                         regulator-always-on;
 251                 };
 252
 253                 dcdc6: regulator-dcdc6 {
 254                         compatible = "ti,tps65218-dcdc6";
 255                         regulator-name = "v1_8bat";
 256                         regulator-min-microvolt = <1800000>;
 257                         regulator-max-microvolt = <1800000>;
 258                         regulator-boot-on;
 259                         regulator-always-on;
 260                 };
 261
 262                 ldo1: regulator-ldo1 {
 263                         compatible = "ti,tps65218-ldo1";
 264                         regulator-min-microvolt = <1800000>;
 265                         regulator-max-microvolt = <1800000>;
 266                         regulator-boot-on;
 267                         regulator-always-on;
 268                 };
 269         };
 270
 271         eeprom_module: at24@50 {
 272                 compatible = "atmel,24c02";
 273                 reg = <0x50>;
 274                 pagesize = <16>;
 275         };
 276 };
 277
 278 &gpio0 {
 279         status = "okay";
 280 };
 281
 282 &gpio1 {
 283         status = "okay";
 284 };
 285
 286 &gpio2 {
 287         status = "okay";
 288 };
 289
 290 &gpio3 {
 291         status = "okay";
 292 };
 293
 294 &gpio4 {
 295         status = "okay";
 296 };
 297
 298 &gpio5 {
 299         status = "okay";
 300 };
 301
 302 &mmc2 {
 303         status = "okay";
 304         pinctrl-names = "default";
 305         pinctrl-0 = <&emmc_pins>;
 306         vmmc-supply = <&vmmc_3v3>;
 307         bus-width = <8>;
 308         ti,non-removable;
 309 };
 310
 311 &spi0 {
 312         status = "okay";
 313         pinctrl-names = "default";
 314         pinctrl-0 = <&spi0_pins>;
 315         dmas = <&edma 16
 316                 &edma 17>;
 317         dma-names = "tx0", "rx0";
 318
 319         flash: w25q64cvzpig@0 {
 320                 #address-cells = <1>;
 321                 #size-cells = <1>;
 322                 compatible = "jedec,spi-nor";
 323                 reg = <0>;
 324                 spi-max-frequency = <20000000>;
 325                 partition@0 {
 326                         label = "uboot";
 327                         reg = <0x0 0xc0000>;
 328                 };
 329
 330                 partition@c0000 {
 331                         label = "uboot environment";
 332                         reg = <0xc0000 0x40000>;
 333                 };
 334
 335                 partition@100000 {
 336                         label = "reserved";
 337                         reg = <0x100000 0x100000>;
 338                 };
 339         };
 340 };
 341
 342 &mac {
 343         pinctrl-names = "default";
 344         pinctrl-0 = <&cpsw_default>;
 345         dual_emac = <1>;
 346         status = "okay";
 347 };
 348
 349 &davinci_mdio {
 350         pinctrl-names = "default";
 351         pinctrl-0 = <&davinci_mdio_default>;
 352         status = "okay";
 353 };
 354
 355 &cpsw_emac0 {
 356         phy_id = <&davinci_mdio>, <0>;
 357         phy-mode = "rgmii-txid";
 358         dual_emac_res_vlan = <1>;
 359 };
 360
 361 &cpsw_emac1 {
 362         phy_id = <&davinci_mdio>, <1>;
 363         phy-mode = "rgmii-txid";
 364         dual_emac_res_vlan = <2>;
 365 };
 366
 367 &dwc3_1 {
 368         status = "okay";
 369 };
 370
 371 &usb2_phy1 {
 372         status = "okay";
 373 };
 374
 375 &usb1 {
 376         dr_mode = "host";
 377         status = "okay";
 378 };
 379
 380 &dwc3_2 {
 381         status = "okay";
 382 };
 383
 384 &usb2_phy2 {
 385         status = "okay";
 386 };
 387
 388 &usb2 {
 389         dr_mode = "host";
 390         status = "okay";
 391         interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
 392                      <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>,
 393                      <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
 394         interrupt-names = "peripheral", "host", "otg";
 395 };
 396
 397 &elm {
 398         status = "okay";
 399 };
 400
 401 &uart0 {
 402         status = "okay";
 403 };
 404
 405 &tscadc {
 406         status = "okay";
 407         tsc {
 408                 ti,wires = <4>;
 409                 ti,x-plate-resistance = <200>;
 410                 ti,coordiante-readouts = <5>;
 411                 ti,wire-config = <0x00 0x11 0x22 0x33>;
 412         };
 413
 414         adc {
 415                 ti,adc-channels = <4 5 6 7>;
 416         };
 417 };
 418
 419 &cpu {
 420         cpu0-supply = <&dcdc2>;
 421         operating-points = <1000000 1330000>,
 422                            <800000 1260000>,
 423                            <720000 1200000>,
 424                            <600000 1100000>,
 425                            <300000 950000>;
 426 };