arch/arm/mach-davinci/board-da850-evm.c

   1 /*
   2  * TI DA850/OMAP-L138 EVM board
   3  *
   4  * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
   5  *
   6  * Derived from: arch/arm/mach-davinci/board-da830-evm.c
   7  * Original Copyrights follow:
   8  *
   9  * 2007, 2009 (c) MontaVista Software, Inc. This file is licensed under
  10  * the terms of the GNU General Public License version 2. This program
  11  * is licensed "as is" without any warranty of any kind, whether express
  12  * or implied.
  13  */
  14 #include <linux/console.h>
  15 #include <linux/delay.h>
  16 #include <linux/gpio.h>
  17 #include <linux/gpio_keys.h>
  18 #include <linux/gpio/machine.h>
  19 #include <linux/init.h>
  20 #include <linux/kernel.h>
  21 #include <linux/leds.h>
  22 #include <linux/i2c.h>
  23 #include <linux/platform_data/pca953x.h>
  24 #include <linux/input.h>
  25 #include <linux/input/tps6507x-ts.h>
  26 #include <linux/mfd/tps6507x.h>
  27 #include <linux/mtd/mtd.h>
  28 #include <linux/mtd/rawnand.h>
  29 #include <linux/mtd/partitions.h>
  30 #include <linux/nvmem-provider.h>
  31 #include <linux/mtd/physmap.h>
  32 #include <linux/platform_device.h>
  33 #include <linux/platform_data/gpio-davinci.h>
  34 #include <linux/platform_data/mtd-davinci.h>
  35 #include <linux/platform_data/mtd-davinci-aemif.h>
  36 #include <linux/platform_data/ti-aemif.h>
  37 #include <linux/platform_data/spi-davinci.h>
  38 #include <linux/platform_data/uio_pruss.h>
  39 #include <linux/regulator/machine.h>
  40 #include <linux/regulator/tps6507x.h>
  41 #include <linux/regulator/fixed.h>
  42 #include <linux/spi/spi.h>
  43 #include <linux/spi/flash.h>
  44
  45 #include <mach/common.h>
  46 #include <mach/da8xx.h>
  47 #include <mach/mux.h>
  48
  49 #include "irqs.h"
  50 #include "sram.h"
  51
  52 #include <asm/mach-types.h>
  53 #include <asm/mach/arch.h>
  54 #include <asm/system_info.h>
  55
  56 #include <media/i2c/tvp514x.h>
  57 #include <media/i2c/adv7343.h>
  58
  59 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  60 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  61 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  62
  63 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  64
  65 static struct mtd_partition da850evm_spiflash_part[] = {
  66         [0] = {
  67                 .name = "UBL",
  68                 .offset = 0,
  69                 .size = SZ_64K,
  70                 .mask_flags = MTD_WRITEABLE,
  71         },
  72         [1] = {
  73                 .name = "U-Boot",
  74                 .offset = MTDPART_OFS_APPEND,
  75                 .size = SZ_512K,
  76                 .mask_flags = MTD_WRITEABLE,
  77         },
  78         [2] = {
  79                 .name = "U-Boot-Env",
  80                 .offset = MTDPART_OFS_APPEND,
  81                 .size = SZ_64K,
  82                 .mask_flags = MTD_WRITEABLE,
  83         },
  84         [3] = {
  85                 .name = "Kernel",
  86                 .offset = MTDPART_OFS_APPEND,
  87                 .size = SZ_2M + SZ_512K,
  88                 .mask_flags = 0,
  89         },
  90         [4] = {
  91                 .name = "Filesystem",
  92                 .offset = MTDPART_OFS_APPEND,
  93                 .size = SZ_4M,
  94                 .mask_flags = 0,
  95         },
  96         [5] = {
  97                 .name = "MAC-Address",
  98                 .offset = SZ_8M - SZ_64K,
  99                 .size = SZ_64K,
 100                 .mask_flags = MTD_WRITEABLE,
 101         },
 102 };
 103
 104 static struct nvmem_cell_info da850evm_nvmem_cells[] = {
 105         {
 106                 .name           = "macaddr",
 107                 .offset         = 0x0,
 108                 .bytes          = ETH_ALEN,
 109         }
 110 };
 111
 112 static struct nvmem_cell_table da850evm_nvmem_cell_table = {
 113         /*
 114          * The nvmem name differs from the partition name because of the
 115          * internal works of the nvmem framework.
 116          */
 117         .nvmem_name     = "MAC-Address0",
 118         .cells          = da850evm_nvmem_cells,
 119         .ncells         = ARRAY_SIZE(da850evm_nvmem_cells),
 120 };
 121
 122 static struct nvmem_cell_lookup da850evm_nvmem_cell_lookup = {
 123         .nvmem_name     = "MAC-Address0",
 124         .cell_name      = "macaddr",
 125         .dev_id         = "davinci_emac.1",
 126         .con_id         = "mac-address",
 127 };
 128
 129 static struct flash_platform_data da850evm_spiflash_data = {
 130         .name           = "m25p80",
 131         .parts          = da850evm_spiflash_part,
 132         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 133         .type           = "m25p64",
 134 };
 135
 136 static struct davinci_spi_config da850evm_spiflash_cfg = {
 137         .io_type        = SPI_IO_TYPE_DMA,
 138         .c2tdelay       = 8,
 139         .t2cdelay       = 8,
 140 };
 141
 142 static struct spi_board_info da850evm_spi_info[] = {
 143         {
 144                 .modalias               = "m25p80",
 145                 .platform_data          = &da850evm_spiflash_data,
 146                 .controller_data        = &da850evm_spiflash_cfg,
 147                 .mode                   = SPI_MODE_0,
 148                 .max_speed_hz           = 30000000,
 149                 .bus_num                = 1,
 150                 .chip_select            = 0,
 151         },
 152 };
 153
 154 static struct mtd_partition da850_evm_norflash_partition[] = {
 155         {
 156                 .name           = "bootloaders + env",
 157                 .offset         = 0,
 158                 .size           = SZ_512K,
 159                 .mask_flags     = MTD_WRITEABLE,
 160         },
 161         {
 162                 .name           = "kernel",
 163                 .offset         = MTDPART_OFS_APPEND,
 164                 .size           = SZ_2M,
 165                 .mask_flags     = 0,
 166         },
 167         {
 168                 .name           = "filesystem",
 169                 .offset         = MTDPART_OFS_APPEND,
 170                 .size           = MTDPART_SIZ_FULL,
 171                 .mask_flags     = 0,
 172         },
 173 };
 174
 175 static struct physmap_flash_data da850_evm_norflash_data = {
 176         .width          = 2,
 177         .parts          = da850_evm_norflash_partition,
 178         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 179 };
 180
 181 static struct resource da850_evm_norflash_resource[] = {
 182         {
 183                 .start  = DA8XX_AEMIF_CS2_BASE,
 184                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 185                 .flags  = IORESOURCE_MEM,
 186         },
 187 };
 188
 189 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 190  * (128K blocks). It may be used instead of the (default) SPI flash
 191  * to boot, using TI's tools to install the secondary boot loader
 192  * (UBL) and U-Boot.
 193  */
 194 static struct mtd_partition da850_evm_nandflash_partition[] = {
 195         {
 196                 .name           = "u-boot env",
 197                 .offset         = 0,
 198                 .size           = SZ_128K,
 199                 .mask_flags     = MTD_WRITEABLE,
 200          },
 201         {
 202                 .name           = "UBL",
 203                 .offset         = MTDPART_OFS_APPEND,
 204                 .size           = SZ_128K,
 205                 .mask_flags     = MTD_WRITEABLE,
 206         },
 207         {
 208                 .name           = "u-boot",
 209                 .offset         = MTDPART_OFS_APPEND,
 210                 .size           = 4 * SZ_128K,
 211                 .mask_flags     = MTD_WRITEABLE,
 212         },
 213         {
 214                 .name           = "kernel",
 215                 .offset         = 0x200000,
 216                 .size           = SZ_2M,
 217                 .mask_flags     = 0,
 218         },
 219         {
 220                 .name           = "filesystem",
 221                 .offset         = MTDPART_OFS_APPEND,
 222                 .size           = MTDPART_SIZ_FULL,
 223                 .mask_flags     = 0,
 224         },
 225 };
 226
 227 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 228         .wsetup         = 24,
 229         .wstrobe        = 21,
 230         .whold          = 14,
 231         .rsetup         = 19,
 232         .rstrobe        = 50,
 233         .rhold          = 0,
 234         .ta             = 20,
 235 };
 236
 237 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 238         .core_chipsel   = 1,
 239         .parts          = da850_evm_nandflash_partition,
 240         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 241         .ecc_mode       = NAND_ECC_HW,
 242         .ecc_bits       = 4,
 243         .bbt_options    = NAND_BBT_USE_FLASH,
 244         .timing         = &da850_evm_nandflash_timing,
 245 };
 246
 247 static struct resource da850_evm_nandflash_resource[] = {
 248         {
 249                 .start  = DA8XX_AEMIF_CS3_BASE,
 250                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 251                 .flags  = IORESOURCE_MEM,
 252         },
 253         {
 254                 .start  = DA8XX_AEMIF_CTL_BASE,
 255                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 256                 .flags  = IORESOURCE_MEM,
 257         },
 258 };
 259
 260 static struct resource da850_evm_aemif_resource[] = {
 261         {
 262                 .start  = DA8XX_AEMIF_CTL_BASE,
 263                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K,
 264                 .flags  = IORESOURCE_MEM,
 265         }
 266 };
 267
 268 static struct aemif_abus_data da850_evm_aemif_abus_data[] = {
 269         {
 270                 .cs     = 3,
 271         }
 272 };
 273
 274 static struct platform_device da850_evm_aemif_devices[] = {
 275         {
 276                 .name           = "davinci_nand",
 277                 .id             = 1,
 278                 .dev            = {
 279                         .platform_data  = &da850_evm_nandflash_data,
 280                 },
 281                 .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 282                 .resource       = da850_evm_nandflash_resource,
 283         },
 284         {
 285                 .name           = "physmap-flash",
 286                 .id             = 0,
 287                 .dev            = {
 288                         .platform_data  = &da850_evm_norflash_data,
 289                 },
 290                 .num_resources  = 1,
 291                 .resource       = da850_evm_norflash_resource,
 292         }
 293 };
 294
 295 static struct aemif_platform_data da850_evm_aemif_pdata = {
 296         .cs_offset = 2,
 297         .abus_data = da850_evm_aemif_abus_data,
 298         .num_abus_data = ARRAY_SIZE(da850_evm_aemif_abus_data),
 299         .sub_devices = da850_evm_aemif_devices,
 300         .num_sub_devices = ARRAY_SIZE(da850_evm_aemif_devices),
 301 };
 302
 303 static struct platform_device da850_evm_aemif_device = {
 304         .name           = "ti-aemif",
 305         .id             = -1,
 306         .dev = {
 307                 .platform_data  = &da850_evm_aemif_pdata,
 308         },
 309         .resource       = da850_evm_aemif_resource,
 310         .num_resources  = ARRAY_SIZE(da850_evm_aemif_resource),
 311 };
 312
 313 static const short da850_evm_nand_pins[] = {
 314         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 315         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 316         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 317         DA850_NEMA_WE, DA850_NEMA_OE,
 318         -1
 319 };
 320
 321 static const short da850_evm_nor_pins[] = {
 322         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 323         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 324         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 325         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 326         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 327         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 328         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 329         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 330         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 331         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 332         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 333         DA850_EMA_A_22, DA850_EMA_A_23,
 334         -1
 335 };
 336
 337 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 338
 339 static inline void da850_evm_setup_nor_nand(void)
 340 {
 341         int ret = 0;
 342
 343         if (!HAS_MMC) {
 344                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 345                 if (ret)
 346                         pr_warn("%s: NAND mux setup failed: %d\n",
 347                                 __func__, ret);
 348
 349                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 350                 if (ret)
 351                         pr_warn("%s: NOR mux setup failed: %d\n",
 352                                 __func__, ret);
 353
 354                 ret = platform_device_register(&da850_evm_aemif_device);
 355                 if (ret)
 356                         pr_warn("%s: registering aemif failed: %d\n",
 357                                 __func__, ret);
 358         }
 359 }
 360
 361 #ifdef CONFIG_DA850_UI_RMII
 362 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 363 {
 364         struct davinci_soc_info *soc_info = &davinci_soc_info;
 365
 366         soc_info->emac_pdata->rmii_en = 1;
 367         gpio_set_value_cansleep(rmii_sel, 0);
 368 }
 369 #else
 370 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 371 #endif
 372
 373
 374 #define DA850_KEYS_DEBOUNCE_MS  10
 375 /*
 376  * At 200ms polling interval it is possible to miss an
 377  * event by tapping very lightly on the push button but most
 378  * pushes do result in an event; longer intervals require the
 379  * user to hold the button whereas shorter intervals require
 380  * more CPU time for polling.
 381  */
 382 #define DA850_GPIO_KEYS_POLL_MS 200
 383
 384 enum da850_evm_ui_exp_pins {
 385         DA850_EVM_UI_EXP_SEL_C = 5,
 386         DA850_EVM_UI_EXP_SEL_B,
 387         DA850_EVM_UI_EXP_SEL_A,
 388         DA850_EVM_UI_EXP_PB8,
 389         DA850_EVM_UI_EXP_PB7,
 390         DA850_EVM_UI_EXP_PB6,
 391         DA850_EVM_UI_EXP_PB5,
 392         DA850_EVM_UI_EXP_PB4,
 393         DA850_EVM_UI_EXP_PB3,
 394         DA850_EVM_UI_EXP_PB2,
 395         DA850_EVM_UI_EXP_PB1,
 396 };
 397
 398 static const char * const da850_evm_ui_exp[] = {
 399         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 400         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 401         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 402         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 403         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 404         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 405         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 406         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 407         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 408         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 409         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 410 };
 411
 412 #define DA850_N_UI_PB           8
 413
 414 static struct gpio_keys_button da850_evm_ui_keys[] = {
 415         [0 ... DA850_N_UI_PB - 1] = {
 416                 .type                   = EV_KEY,
 417                 .active_low             = 1,
 418                 .wakeup                 = 0,
 419                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 420                 .code                   = -1, /* assigned at runtime */
 421                 .gpio                   = -1, /* assigned at runtime */
 422                 .desc                   = NULL, /* assigned at runtime */
 423         },
 424 };
 425
 426 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 427         .buttons = da850_evm_ui_keys,
 428         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 429         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 430 };
 431
 432 static struct platform_device da850_evm_ui_keys_device = {
 433         .name = "gpio-keys-polled",
 434         .id = 0,
 435         .dev = {
 436                 .platform_data = &da850_evm_ui_keys_pdata
 437         },
 438 };
 439
 440 static void da850_evm_ui_keys_init(unsigned gpio)
 441 {
 442         int i;
 443         struct gpio_keys_button *button;
 444
 445         for (i = 0; i < DA850_N_UI_PB; i++) {
 446                 button = &da850_evm_ui_keys[i];
 447                 button->code = KEY_F8 - i;
 448                 button->desc = da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 449                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 450         }
 451 }
 452
 453 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 454 static inline void da850_evm_setup_video_port(int video_sel)
 455 {
 456         gpio_set_value_cansleep(video_sel, 0);
 457 }
 458 #else
 459 static inline void da850_evm_setup_video_port(int video_sel) { }
 460 #endif
 461
 462 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 463                                                 unsigned ngpio, void *c)
 464 {
 465         int sel_a, sel_b, sel_c, ret;
 466
 467         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 468         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 469         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 470
 471         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 472         if (ret) {
 473                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
 474                 goto exp_setup_sela_fail;
 475         }
 476
 477         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 478         if (ret) {
 479                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
 480                 goto exp_setup_selb_fail;
 481         }
 482
 483         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 484         if (ret) {
 485                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
 486                 goto exp_setup_selc_fail;
 487         }
 488
 489         /* deselect all functionalities */
 490         gpio_direction_output(sel_a, 1);
 491         gpio_direction_output(sel_b, 1);
 492         gpio_direction_output(sel_c, 1);
 493
 494         da850_evm_ui_keys_init(gpio);
 495         ret = platform_device_register(&da850_evm_ui_keys_device);
 496         if (ret) {
 497                 pr_warn("Could not register UI GPIO expander push-buttons");
 498                 goto exp_setup_keys_fail;
 499         }
 500
 501         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 502
 503         da850_evm_setup_nor_nand();
 504
 505         da850_evm_setup_emac_rmii(sel_a);
 506
 507         da850_evm_setup_video_port(sel_c);
 508
 509         return 0;
 510
 511 exp_setup_keys_fail:
 512         gpio_free(sel_c);
 513 exp_setup_selc_fail:
 514         gpio_free(sel_b);
 515 exp_setup_selb_fail:
 516         gpio_free(sel_a);
 517 exp_setup_sela_fail:
 518         return ret;
 519 }
 520
 521 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 522                                         unsigned gpio, unsigned ngpio, void *c)
 523 {
 524         platform_device_unregister(&da850_evm_ui_keys_device);
 525
 526         /* deselect all functionalities */
 527         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 528         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 529         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 530
 531         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 532         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 533         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 534
 535         return 0;
 536 }
 537
 538 /* assign the baseboard expander's GPIOs after the UI board's */
 539 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 540 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 541
 542 enum da850_evm_bb_exp_pins {
 543         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 544         DA850_EVM_BB_EXP_SW_RST,
 545         DA850_EVM_BB_EXP_TP_23,
 546         DA850_EVM_BB_EXP_TP_22,
 547         DA850_EVM_BB_EXP_TP_21,
 548         DA850_EVM_BB_EXP_USER_PB1,
 549         DA850_EVM_BB_EXP_USER_LED2,
 550         DA850_EVM_BB_EXP_USER_LED1,
 551         DA850_EVM_BB_EXP_USER_SW1,
 552         DA850_EVM_BB_EXP_USER_SW2,
 553         DA850_EVM_BB_EXP_USER_SW3,
 554         DA850_EVM_BB_EXP_USER_SW4,
 555         DA850_EVM_BB_EXP_USER_SW5,
 556         DA850_EVM_BB_EXP_USER_SW6,
 557         DA850_EVM_BB_EXP_USER_SW7,
 558         DA850_EVM_BB_EXP_USER_SW8
 559 };
 560
 561 static const char * const da850_evm_bb_exp[] = {
 562         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 563         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 564         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 565         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 566         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 567         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 568         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 569         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 570         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 571         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 572         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 573         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 574         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 575         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 576         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 577         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 578 };
 579
 580 #define DA850_N_BB_USER_SW      8
 581
 582 static struct gpio_keys_button da850_evm_bb_keys[] = {
 583         [0] = {
 584                 .type                   = EV_KEY,
 585                 .active_low             = 1,
 586                 .wakeup                 = 0,
 587                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 588                 .code                   = KEY_PROG1,
 589                 .desc                   = NULL, /* assigned at runtime */
 590                 .gpio                   = -1, /* assigned at runtime */
 591         },
 592         [1 ... DA850_N_BB_USER_SW] = {
 593                 .type                   = EV_SW,
 594                 .active_low             = 1,
 595                 .wakeup                 = 0,
 596                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 597                 .code                   = -1, /* assigned at runtime */
 598                 .desc                   = NULL, /* assigned at runtime */
 599                 .gpio                   = -1, /* assigned at runtime */
 600         },
 601 };
 602
 603 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 604         .buttons = da850_evm_bb_keys,
 605         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 606         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 607 };
 608
 609 static struct platform_device da850_evm_bb_keys_device = {
 610         .name = "gpio-keys-polled",
 611         .id = 1,
 612         .dev = {
 613                 .platform_data = &da850_evm_bb_keys_pdata
 614         },
 615 };
 616
 617 static void da850_evm_bb_keys_init(unsigned gpio)
 618 {
 619         int i;
 620         struct gpio_keys_button *button;
 621
 622         button = &da850_evm_bb_keys[0];
 623         button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 624         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 625
 626         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 627                 button = &da850_evm_bb_keys[i + 1];
 628                 button->code = SW_LID + i;
 629                 button->desc = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 630                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 631         }
 632 }
 633
 634 static struct gpio_led da850_evm_bb_leds[] = {
 635         {
 636                 .name = "user_led2",
 637         },
 638         {
 639                 .name = "user_led1",
 640         },
 641 };
 642
 643 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 644         .leds = da850_evm_bb_leds,
 645         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 646 };
 647
 648 static struct gpiod_lookup_table da850_evm_bb_leds_gpio_table = {
 649         .dev_id = "leds-gpio",
 650         .table = {
 651                 GPIO_LOOKUP_IDX("i2c-bb-expander",
 652                                 DA850_EVM_BB_EXP_USER_LED2, NULL,
 653                                 0, GPIO_ACTIVE_LOW),
 654                 GPIO_LOOKUP_IDX("i2c-bb-expander",
 655                                 DA850_EVM_BB_EXP_USER_LED2 + 1, NULL,
 656                                 1, GPIO_ACTIVE_LOW),
 657
 658                 { },
 659         },
 660 };
 661
 662 static struct platform_device da850_evm_bb_leds_device = {
 663         .name           = "leds-gpio",
 664         .id             = -1,
 665         .dev = {
 666                 .platform_data = &da850_evm_bb_leds_pdata
 667         }
 668 };
 669
 670 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 671                                                 unsigned gpio, unsigned ngpio,
 672                                                 void *c)
 673 {
 674         int ret;
 675
 676         /*
 677          * Register the switches and pushbutton on the baseboard as a gpio-keys
 678          * device.
 679          */
 680         da850_evm_bb_keys_init(gpio);
 681         ret = platform_device_register(&da850_evm_bb_keys_device);
 682         if (ret) {
 683                 pr_warn("Could not register baseboard GPIO expander keys");
 684                 goto io_exp_setup_sw_fail;
 685         }
 686
 687         gpiod_add_lookup_table(&da850_evm_bb_leds_gpio_table);
 688         ret = platform_device_register(&da850_evm_bb_leds_device);
 689         if (ret) {
 690                 pr_warn("Could not register baseboard GPIO expander LEDs");
 691                 goto io_exp_setup_leds_fail;
 692         }
 693
 694         return 0;
 695
 696 io_exp_setup_leds_fail:
 697         platform_device_unregister(&da850_evm_bb_keys_device);
 698 io_exp_setup_sw_fail:
 699         return ret;
 700 }
 701
 702 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 703                                         unsigned gpio, unsigned ngpio, void *c)
 704 {
 705         platform_device_unregister(&da850_evm_bb_leds_device);
 706         platform_device_unregister(&da850_evm_bb_keys_device);
 707
 708         return 0;
 709 }
 710
 711 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 712         .gpio_base      = DAVINCI_N_GPIO,
 713         .setup          = da850_evm_ui_expander_setup,
 714         .teardown       = da850_evm_ui_expander_teardown,
 715         .names          = da850_evm_ui_exp,
 716 };
 717
 718 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 719         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 720         .setup          = da850_evm_bb_expander_setup,
 721         .teardown       = da850_evm_bb_expander_teardown,
 722         .names          = da850_evm_bb_exp,
 723 };
 724
 725 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 726         {
 727                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 728         },
 729         {
 730                 I2C_BOARD_INFO("tca6416", 0x20),
 731                 .dev_name = "ui-expander",
 732                 .platform_data = &da850_evm_ui_expander_info,
 733         },
 734         {
 735                 I2C_BOARD_INFO("tca6416", 0x21),
 736                 .dev_name = "bb-expander",
 737                 .platform_data = &da850_evm_bb_expander_info,
 738         },
 739 };
 740
 741 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 742         .bus_freq       = 100,  /* kHz */
 743         .bus_delay      = 0,    /* usec */
 744 };
 745
 746 /* davinci da850 evm audio machine driver */
 747 static u8 da850_iis_serializer_direction[] = {
 748         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 749         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 750         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 751         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 752 };
 753
 754 static struct snd_platform_data da850_evm_snd_data = {
 755         .tx_dma_offset          = 0x2000,
 756         .rx_dma_offset          = 0x2000,
 757         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 758         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 759         .tdm_slots              = 2,
 760         .serial_dir             = da850_iis_serializer_direction,
 761         .asp_chan_q             = EVENTQ_0,
 762         .ram_chan_q             = EVENTQ_1,
 763         .version                = MCASP_VERSION_2,
 764         .txnumevt               = 1,
 765         .rxnumevt               = 1,
 766         .sram_size_playback     = SZ_8K,
 767         .sram_size_capture      = SZ_8K,
 768 };
 769
 770 static const short da850_evm_mcasp_pins[] __initconst = {
 771         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 772         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 773         DA850_AXR_11, DA850_AXR_12,
 774         -1
 775 };
 776
 777 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
 778 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
 779
 780 static struct gpiod_lookup_table mmc_gpios_table = {
 781         .dev_id = "da830-mmc.0",
 782         .table = {
 783                 /* gpio chip 2 contains gpio range 64-95 */
 784                 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_CD_PIN, "cd",
 785                             GPIO_ACTIVE_LOW),
 786                 GPIO_LOOKUP("davinci_gpio", DA850_MMCSD_WP_PIN, "wp",
 787                             GPIO_ACTIVE_HIGH),
 788                 { }
 789         },
 790 };
 791
 792 static struct davinci_mmc_config da850_mmc_config = {
 793         .wires          = 4,
 794         .max_freq       = 50000000,
 795         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 796 };
 797
 798 static const short da850_evm_mmcsd0_pins[] __initconst = {
 799         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 800         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 801         DA850_GPIO4_0, DA850_GPIO4_1,
 802         -1
 803 };
 804
 805 static void da850_panel_power_ctrl(int val)
 806 {
 807         /* lcd backlight */
 808         gpio_set_value(DA850_LCD_BL_PIN, val);
 809
 810         /* lcd power */
 811         gpio_set_value(DA850_LCD_PWR_PIN, val);
 812 }
 813
 814 static int da850_lcd_hw_init(void)
 815 {
 816         int status;
 817
 818         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl");
 819         if (status < 0)
 820                 return status;
 821
 822         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr");
 823         if (status < 0) {
 824                 gpio_free(DA850_LCD_BL_PIN);
 825                 return status;
 826         }
 827
 828         gpio_direction_output(DA850_LCD_BL_PIN, 0);
 829         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
 830
 831         /* Switch off panel power and backlight */
 832         da850_panel_power_ctrl(0);
 833
 834         /* Switch on panel power and backlight */
 835         da850_panel_power_ctrl(1);
 836
 837         return 0;
 838 }
 839
 840 /* Fixed regulator support */
 841 static struct regulator_consumer_supply fixed_supplies[] = {
 842         /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
 843         REGULATOR_SUPPLY("AVDD", "1-0018"),
 844         REGULATOR_SUPPLY("DRVDD", "1-0018"),
 845
 846         /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
 847         REGULATOR_SUPPLY("DVDD", "1-0018"),
 848
 849         /* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */
 850         REGULATOR_SUPPLY("vcc", "1-0020"),
 851 };
 852
 853 /* TPS65070 voltage regulator support */
 854
 855 /* 3.3V */
 856 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 857         {
 858                 .supply = "usb0_vdda33",
 859         },
 860         {
 861                 .supply = "usb1_vdda33",
 862         },
 863 };
 864
 865 /* 3.3V or 1.8V */
 866 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 867         {
 868                 .supply = "dvdd3318_a",
 869         },
 870         {
 871                 .supply = "dvdd3318_b",
 872         },
 873         {
 874                 .supply = "dvdd3318_c",
 875         },
 876         REGULATOR_SUPPLY("IOVDD", "1-0018"),
 877 };
 878
 879 /* 1.2V */
 880 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 881         {
 882                 .supply = "cvdd",
 883         },
 884 };
 885
 886 /* 1.8V LDO */
 887 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 888         {
 889                 .supply = "sata_vddr",
 890         },
 891         {
 892                 .supply = "usb0_vdda18",
 893         },
 894         {
 895                 .supply = "usb1_vdda18",
 896         },
 897         {
 898                 .supply = "ddr_dvdd18",
 899         },
 900 };
 901
 902 /* 1.2V LDO */
 903 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 904         {
 905                 .supply = "sata_vdd",
 906         },
 907         {
 908                 .supply = "pll0_vdda",
 909         },
 910         {
 911                 .supply = "pll1_vdda",
 912         },
 913         {
 914                 .supply = "usbs_cvdd",
 915         },
 916         {
 917                 .supply = "vddarnwa1",
 918         },
 919 };
 920
 921 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 922 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 923         .defdcdc_default = true,
 924 };
 925
 926 static struct regulator_init_data tps65070_regulator_data[] = {
 927         /* dcdc1 */
 928         {
 929                 .constraints = {
 930                         .min_uV = 3150000,
 931                         .max_uV = 3450000,
 932                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 933                                 REGULATOR_CHANGE_STATUS),
 934                         .boot_on = 1,
 935                 },
 936                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 937                 .consumer_supplies = tps65070_dcdc1_consumers,
 938         },
 939
 940         /* dcdc2 */
 941         {
 942                 .constraints = {
 943                         .min_uV = 1710000,
 944                         .max_uV = 3450000,
 945                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 946                                 REGULATOR_CHANGE_STATUS),
 947                         .boot_on = 1,
 948                         .always_on = 1,
 949                 },
 950                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 951                 .consumer_supplies = tps65070_dcdc2_consumers,
 952                 .driver_data = &tps6507x_platform_data,
 953         },
 954
 955         /* dcdc3 */
 956         {
 957                 .constraints = {
 958                         .min_uV = 950000,
 959                         .max_uV = 1350000,
 960                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 961                                 REGULATOR_CHANGE_STATUS),
 962                         .boot_on = 1,
 963                 },
 964                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 965                 .consumer_supplies = tps65070_dcdc3_consumers,
 966                 .driver_data = &tps6507x_platform_data,
 967         },
 968
 969         /* ldo1 */
 970         {
 971                 .constraints = {
 972                         .min_uV = 1710000,
 973                         .max_uV = 1890000,
 974                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 975                                 REGULATOR_CHANGE_STATUS),
 976                         .boot_on = 1,
 977                 },
 978                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 979                 .consumer_supplies = tps65070_ldo1_consumers,
 980         },
 981
 982         /* ldo2 */
 983         {
 984                 .constraints = {
 985                         .min_uV = 1140000,
 986                         .max_uV = 1320000,
 987                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 988                                 REGULATOR_CHANGE_STATUS),
 989                         .boot_on = 1,
 990                 },
 991                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 992                 .consumer_supplies = tps65070_ldo2_consumers,
 993         },
 994 };
 995
 996 static struct touchscreen_init_data tps6507x_touchscreen_data = {
 997         .poll_period =  30,     /* ms between touch samples */
 998         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
 999         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
1000         .product = 65070,       /* /sys/class/input/input?/id/product */
1001         .version = 0x100,       /* /sys/class/input/input?/id/version */
1002 };
1003
1004 static struct tps6507x_board tps_board = {
1005         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1006         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1007 };
1008
1009 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1010         {
1011                 I2C_BOARD_INFO("tps6507x", 0x48),
1012                 .platform_data = &tps_board,
1013         },
1014 };
1015
1016 static int __init pmic_tps65070_init(void)
1017 {
1018         return i2c_register_board_info(1, da850_evm_tps65070_info,
1019                                         ARRAY_SIZE(da850_evm_tps65070_info));
1020 }
1021
1022 static const short da850_evm_lcdc_pins[] = {
1023         DA850_GPIO2_8, DA850_GPIO2_15,
1024         -1
1025 };
1026
1027 static const short da850_evm_mii_pins[] = {
1028         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1029         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1030         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1031         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1032         DA850_MDIO_D,
1033         -1
1034 };
1035
1036 static const short da850_evm_rmii_pins[] = {
1037         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1038         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1039         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1040         DA850_MDIO_D,
1041         -1
1042 };
1043
1044 static struct gpiod_hog da850_evm_emac_gpio_hogs[] = {
1045         {
1046                 .chip_label     = "davinci_gpio",
1047                 .chip_hwnum     = DA850_MII_MDIO_CLKEN_PIN,
1048                 .line_name      = "mdio_clk_en",
1049                 .lflags         = 0,
1050                 /* dflags set in da850_evm_config_emac() */
1051         },
1052         { }
1053 };
1054
1055 static int __init da850_evm_config_emac(void)
1056 {
1057         void __iomem *cfg_chip3_base;
1058         int ret;
1059         u32 val;
1060         struct davinci_soc_info *soc_info = &davinci_soc_info;
1061         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1062
1063         if (!machine_is_davinci_da850_evm())
1064                 return 0;
1065
1066         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1067
1068         val = __raw_readl(cfg_chip3_base);
1069
1070         if (rmii_en) {
1071                 val |= BIT(8);
1072                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1073                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1074                                                         " functional\n");
1075         } else {
1076                 val &= ~BIT(8);
1077                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1078                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1079                                                         " functional\n");
1080         }
1081
1082         if (ret)
1083                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1084                         __func__, ret);
1085
1086         /* configure the CFGCHIP3 register for RMII or MII */
1087         __raw_writel(val, cfg_chip3_base);
1088
1089         ret = davinci_cfg_reg(DA850_GPIO2_6);
1090         if (ret)
1091                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1092
1093         da850_evm_emac_gpio_hogs[0].dflags = rmii_en ? GPIOD_OUT_HIGH
1094                                                      : GPIOD_OUT_LOW;
1095         gpiod_add_hogs(da850_evm_emac_gpio_hogs);
1096
1097         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1098
1099         ret = da8xx_register_emac();
1100         if (ret)
1101                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1102
1103         return 0;
1104 }
1105 device_initcall(da850_evm_config_emac);
1106
1107 /*
1108  * The following EDMA channels/slots are not being used by drivers (for
1109  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1110  * they are being reserved for codecs on the DSP side.
1111  */
1112 static const s16 da850_dma0_rsv_chans[][2] = {
1113         /* (offset, number) */
1114         { 8,  6},
1115         {24,  4},
1116         {30,  2},
1117         {-1, -1}
1118 };
1119
1120 static const s16 da850_dma0_rsv_slots[][2] = {
1121         /* (offset, number) */
1122         { 8,  6},
1123         {24,  4},
1124         {30, 50},
1125         {-1, -1}
1126 };
1127
1128 static const s16 da850_dma1_rsv_chans[][2] = {
1129         /* (offset, number) */
1130         { 0, 28},
1131         {30,  2},
1132         {-1, -1}
1133 };
1134
1135 static const s16 da850_dma1_rsv_slots[][2] = {
1136         /* (offset, number) */
1137         { 0, 28},
1138         {30, 90},
1139         {-1, -1}
1140 };
1141
1142 static struct edma_rsv_info da850_edma_cc0_rsv = {
1143         .rsv_chans      = da850_dma0_rsv_chans,
1144         .rsv_slots      = da850_dma0_rsv_slots,
1145 };
1146
1147 static struct edma_rsv_info da850_edma_cc1_rsv = {
1148         .rsv_chans      = da850_dma1_rsv_chans,
1149         .rsv_slots      = da850_dma1_rsv_slots,
1150 };
1151
1152 static struct edma_rsv_info *da850_edma_rsv[2] = {
1153         &da850_edma_cc0_rsv,
1154         &da850_edma_cc1_rsv,
1155 };
1156
1157 #ifdef CONFIG_CPU_FREQ
1158 static __init int da850_evm_init_cpufreq(void)
1159 {
1160         switch (system_rev & 0xF) {
1161         case 3:
1162                 da850_max_speed = 456000;
1163                 break;
1164         case 2:
1165                 da850_max_speed = 408000;
1166                 break;
1167         case 1:
1168                 da850_max_speed = 372000;
1169                 break;
1170         }
1171
1172         return da850_register_cpufreq("pll0_sysclk3");
1173 }
1174 #else
1175 static __init int da850_evm_init_cpufreq(void) { return 0; }
1176 #endif
1177
1178 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1179
1180 #define TVP5147_CH0             "tvp514x-0"
1181 #define TVP5147_CH1             "tvp514x-1"
1182
1183 /* VPIF capture configuration */
1184 static struct tvp514x_platform_data tvp5146_pdata = {
1185                 .clk_polarity = 0,
1186                 .hs_polarity  = 1,
1187                 .vs_polarity  = 1,
1188 };
1189
1190 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1191
1192 static struct vpif_input da850_ch0_inputs[] = {
1193         {
1194                 .input = {
1195                         .index = 0,
1196                         .name  = "Composite",
1197                         .type  = V4L2_INPUT_TYPE_CAMERA,
1198                         .capabilities = V4L2_IN_CAP_STD,
1199                         .std   = TVP514X_STD_ALL,
1200                 },
1201                 .input_route = INPUT_CVBS_VI2B,
1202                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1203                 .subdev_name = TVP5147_CH0,
1204         },
1205 };
1206
1207 static struct vpif_input da850_ch1_inputs[] = {
1208         {
1209                 .input = {
1210                         .index = 0,
1211                         .name  = "S-Video",
1212                         .type  = V4L2_INPUT_TYPE_CAMERA,
1213                         .capabilities = V4L2_IN_CAP_STD,
1214                         .std   = TVP514X_STD_ALL,
1215                 },
1216                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1217                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1218                 .subdev_name = TVP5147_CH1,
1219         },
1220 };
1221
1222 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1223         {
1224                 .name = TVP5147_CH0,
1225                 .board_info = {
1226                         I2C_BOARD_INFO("tvp5146", 0x5d),
1227                         .platform_data = &tvp5146_pdata,
1228                 },
1229         },
1230         {
1231                 .name = TVP5147_CH1,
1232                 .board_info = {
1233                         I2C_BOARD_INFO("tvp5146", 0x5c),
1234                         .platform_data = &tvp5146_pdata,
1235                 },
1236         },
1237 };
1238
1239 static struct vpif_capture_config da850_vpif_capture_config = {
1240         .subdev_info = da850_vpif_capture_sdev_info,
1241         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1242         .i2c_adapter_id = 1,
1243         .chan_config[0] = {
1244                 .inputs = da850_ch0_inputs,
1245                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1246                 .vpif_if = {
1247                         .if_type = VPIF_IF_BT656,
1248                         .hd_pol  = 1,
1249                         .vd_pol  = 1,
1250                         .fid_pol = 0,
1251                 },
1252         },
1253         .chan_config[1] = {
1254                 .inputs = da850_ch1_inputs,
1255                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1256                 .vpif_if = {
1257                         .if_type = VPIF_IF_BT656,
1258                         .hd_pol  = 1,
1259                         .vd_pol  = 1,
1260                         .fid_pol = 0,
1261                 },
1262         },
1263         .card_name = "DA850/OMAP-L138 Video Capture",
1264 };
1265
1266 /* VPIF display configuration */
1267
1268 static struct adv7343_platform_data adv7343_pdata = {
1269         .mode_config = {
1270                 .dac = { 1, 1, 1 },
1271         },
1272         .sd_config = {
1273                 .sd_dac_out = { 1 },
1274         },
1275 };
1276
1277 static struct vpif_subdev_info da850_vpif_subdev[] = {
1278         {
1279                 .name = "adv7343",
1280                 .board_info = {
1281                         I2C_BOARD_INFO("adv7343", 0x2a),
1282                         .platform_data = &adv7343_pdata,
1283                 },
1284         },
1285 };
1286
1287 static const struct vpif_output da850_ch0_outputs[] = {
1288         {
1289                 .output = {
1290                         .index = 0,
1291                         .name = "Composite",
1292                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1293                         .capabilities = V4L2_OUT_CAP_STD,
1294                         .std = V4L2_STD_ALL,
1295                 },
1296                 .subdev_name = "adv7343",
1297                 .output_route = ADV7343_COMPOSITE_ID,
1298         },
1299         {
1300                 .output = {
1301                         .index = 1,
1302                         .name = "S-Video",
1303                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1304                         .capabilities = V4L2_OUT_CAP_STD,
1305                         .std = V4L2_STD_ALL,
1306                 },
1307                 .subdev_name = "adv7343",
1308                 .output_route = ADV7343_SVIDEO_ID,
1309         },
1310 };
1311
1312 static struct vpif_display_config da850_vpif_display_config = {
1313         .subdevinfo   = da850_vpif_subdev,
1314         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1315         .chan_config[0] = {
1316                 .outputs = da850_ch0_outputs,
1317                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1318         },
1319         .card_name    = "DA850/OMAP-L138 Video Display",
1320         .i2c_adapter_id = 1,
1321 };
1322
1323 static __init void da850_vpif_init(void)
1324 {
1325         int ret;
1326
1327         ret = da850_register_vpif();
1328         if (ret)
1329                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1330
1331         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1332         if (ret)
1333                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1334                         ret);
1335
1336         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1337         if (ret)
1338                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1339
1340         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1341         if (ret)
1342                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1343                         ret);
1344
1345         ret = da850_register_vpif_display(&da850_vpif_display_config);
1346         if (ret)
1347                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1348 }
1349
1350 #else
1351 static __init void da850_vpif_init(void) {}
1352 #endif
1353
1354 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1355
1356 static __init void da850_evm_init(void)
1357 {
1358         int ret;
1359
1360         da850_register_clocks();
1361
1362         ret = da850_register_gpio();
1363         if (ret)
1364                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1365
1366         regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1367
1368         ret = pmic_tps65070_init();
1369         if (ret)
1370                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1371
1372         ret = da850_register_edma(da850_edma_rsv);
1373         if (ret)
1374                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1375
1376         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1377         if (ret)
1378                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1379
1380         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1381         if (ret)
1382                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1383
1384
1385         ret = da8xx_register_watchdog();
1386         if (ret)
1387                 pr_warn("%s: watchdog registration failed: %d\n",
1388                         __func__, ret);
1389
1390         if (HAS_MMC) {
1391                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1392                 if (ret)
1393                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1394                                 __func__, ret);
1395
1396                 gpiod_add_lookup_table(&mmc_gpios_table);
1397
1398                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1399                 if (ret)
1400                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1401                                 __func__, ret);
1402         }
1403
1404         davinci_serial_init(da8xx_serial_device);
1405
1406         nvmem_add_cell_table(&da850evm_nvmem_cell_table);
1407         nvmem_add_cell_lookups(&da850evm_nvmem_cell_lookup, 1);
1408
1409         i2c_register_board_info(1, da850_evm_i2c_devices,
1410                         ARRAY_SIZE(da850_evm_i2c_devices));
1411
1412         /*
1413          * shut down uart 0 and 1; they are not used on the board and
1414          * accessing them causes endless "too much work in irq53" messages
1415          * with arago fs
1416          */
1417         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1418         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1419
1420         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1421         if (ret)
1422                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1423
1424         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1425         da8xx_register_mcasp(0, &da850_evm_snd_data);
1426
1427         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1428         if (ret)
1429                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1430
1431         ret = da8xx_register_uio_pruss();
1432         if (ret)
1433                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1434                                 ret);
1435
1436         /* Handle board specific muxing for LCD here */
1437         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1438         if (ret)
1439                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1440                         __func__, ret);
1441
1442         ret = da850_lcd_hw_init();
1443         if (ret)
1444                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1445
1446         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1447         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1448         if (ret)
1449                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1450
1451         ret = da8xx_register_rtc();
1452         if (ret)
1453                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1454
1455         ret = da850_evm_init_cpufreq();
1456         if (ret)
1457                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1458
1459         ret = da8xx_register_cpuidle();
1460         if (ret)
1461                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1462
1463         davinci_pm_init();
1464         da850_vpif_init();
1465
1466         ret = spi_register_board_info(da850evm_spi_info,
1467                                       ARRAY_SIZE(da850evm_spi_info));
1468         if (ret)
1469                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1470                         ret);
1471
1472         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1473         if (ret)
1474                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1475
1476         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1477         if (ret)
1478                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1479
1480         ret = da8xx_register_rproc();
1481         if (ret)
1482                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1483                         __func__, ret);
1484
1485         regulator_has_full_constraints();
1486 }
1487
1488 #ifdef CONFIG_SERIAL_8250_CONSOLE
1489 static int __init da850_evm_console_init(void)
1490 {
1491         if (!machine_is_davinci_da850_evm())
1492                 return 0;
1493
1494         return add_preferred_console("ttyS", 2, "115200");
1495 }
1496 console_initcall(da850_evm_console_init);
1497 #endif
1498
1499 static void __init da850_evm_map_io(void)
1500 {
1501         da850_init();
1502 }
1503
1504 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1505         .atag_offset    = 0x100,
1506         .map_io         = da850_evm_map_io,
1507         .init_irq       = da850_init_irq,
1508         .init_time      = da850_init_time,
1509         .init_machine   = da850_evm_init,
1510         .init_late      = davinci_init_late,
1511         .dma_zone_size  = SZ_128M,
1512         .reserve        = da8xx_rproc_reserve_cma,
1513 MACHINE_END