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/init.h>
  19 #include <linux/kernel.h>
  20 #include <linux/i2c.h>
  21 #include <linux/platform_data/at24.h>
  22 #include <linux/platform_data/pca953x.h>
  23 #include <linux/input.h>
  24 #include <linux/input/tps6507x-ts.h>
  25 #include <linux/mfd/tps6507x.h>
  26 #include <linux/mtd/mtd.h>
  27 #include <linux/mtd/nand.h>
  28 #include <linux/mtd/partitions.h>
  29 #include <linux/mtd/physmap.h>
  30 #include <linux/platform_device.h>
  31 #include <linux/platform_data/mtd-davinci.h>
  32 #include <linux/platform_data/mtd-davinci-aemif.h>
  33 #include <linux/platform_data/spi-davinci.h>
  34 #include <linux/platform_data/uio_pruss.h>
  35 #include <linux/regulator/machine.h>
  36 #include <linux/regulator/tps6507x.h>
  37 #include <linux/spi/spi.h>
  38 #include <linux/spi/flash.h>
  39 #include <linux/wl12xx.h>
  40
  41 #include <mach/cp_intc.h>
  42 #include <mach/da8xx.h>
  43 #include <mach/mux.h>
  44 #include <mach/sram.h>
  45
  46 #include <asm/mach-types.h>
  47 #include <asm/mach/arch.h>
  48 #include <asm/system_info.h>
  49
  50 #include <media/tvp514x.h>
  51 #include <media/adv7343.h>
  52
  53 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  54 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  55 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  56
  57 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
  58 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
  59
  60 #define DA850_WLAN_EN                   GPIO_TO_PIN(6, 9)
  61 #define DA850_WLAN_IRQ                  GPIO_TO_PIN(6, 10)
  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 flash_platform_data da850evm_spiflash_data = {
 105         .name           = "m25p80",
 106         .parts          = da850evm_spiflash_part,
 107         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 108         .type           = "m25p64",
 109 };
 110
 111 static struct davinci_spi_config da850evm_spiflash_cfg = {
 112         .io_type        = SPI_IO_TYPE_DMA,
 113         .c2tdelay       = 8,
 114         .t2cdelay       = 8,
 115 };
 116
 117 static struct spi_board_info da850evm_spi_info[] = {
 118         {
 119                 .modalias               = "m25p80",
 120                 .platform_data          = &da850evm_spiflash_data,
 121                 .controller_data        = &da850evm_spiflash_cfg,
 122                 .mode                   = SPI_MODE_0,
 123                 .max_speed_hz           = 30000000,
 124                 .bus_num                = 1,
 125                 .chip_select            = 0,
 126         },
 127 };
 128
 129 #ifdef CONFIG_MTD
 130 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
 131 {
 132         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
 133         size_t retlen;
 134
 135         if (!strcmp(mtd->name, "MAC-Address")) {
 136                 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
 137                 if (retlen == ETH_ALEN)
 138                         pr_info("Read MAC addr from SPI Flash: %pM\n",
 139                                 mac_addr);
 140         }
 141 }
 142
 143 static struct mtd_notifier da850evm_spi_notifier = {
 144         .add    = da850_evm_m25p80_notify_add,
 145 };
 146
 147 static void da850_evm_setup_mac_addr(void)
 148 {
 149         register_mtd_user(&da850evm_spi_notifier);
 150 }
 151 #else
 152 static void da850_evm_setup_mac_addr(void) { }
 153 #endif
 154
 155 static struct mtd_partition da850_evm_norflash_partition[] = {
 156         {
 157                 .name           = "bootloaders + env",
 158                 .offset         = 0,
 159                 .size           = SZ_512K,
 160                 .mask_flags     = MTD_WRITEABLE,
 161         },
 162         {
 163                 .name           = "kernel",
 164                 .offset         = MTDPART_OFS_APPEND,
 165                 .size           = SZ_2M,
 166                 .mask_flags     = 0,
 167         },
 168         {
 169                 .name           = "filesystem",
 170                 .offset         = MTDPART_OFS_APPEND,
 171                 .size           = MTDPART_SIZ_FULL,
 172                 .mask_flags     = 0,
 173         },
 174 };
 175
 176 static struct physmap_flash_data da850_evm_norflash_data = {
 177         .width          = 2,
 178         .parts          = da850_evm_norflash_partition,
 179         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 180 };
 181
 182 static struct resource da850_evm_norflash_resource[] = {
 183         {
 184                 .start  = DA8XX_AEMIF_CS2_BASE,
 185                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 186                 .flags  = IORESOURCE_MEM,
 187         },
 188 };
 189
 190 static struct platform_device da850_evm_norflash_device = {
 191         .name           = "physmap-flash",
 192         .id             = 0,
 193         .dev            = {
 194                 .platform_data  = &da850_evm_norflash_data,
 195         },
 196         .num_resources  = 1,
 197         .resource       = da850_evm_norflash_resource,
 198 };
 199
 200 static struct davinci_pm_config da850_pm_pdata = {
 201         .sleepcount = 128,
 202 };
 203
 204 static struct platform_device da850_pm_device = {
 205         .name           = "pm-davinci",
 206         .dev = {
 207                 .platform_data  = &da850_pm_pdata,
 208         },
 209         .id             = -1,
 210 };
 211
 212 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 213  * (128K blocks). It may be used instead of the (default) SPI flash
 214  * to boot, using TI's tools to install the secondary boot loader
 215  * (UBL) and U-Boot.
 216  */
 217 static struct mtd_partition da850_evm_nandflash_partition[] = {
 218         {
 219                 .name           = "u-boot env",
 220                 .offset         = 0,
 221                 .size           = SZ_128K,
 222                 .mask_flags     = MTD_WRITEABLE,
 223          },
 224         {
 225                 .name           = "UBL",
 226                 .offset         = MTDPART_OFS_APPEND,
 227                 .size           = SZ_128K,
 228                 .mask_flags     = MTD_WRITEABLE,
 229         },
 230         {
 231                 .name           = "u-boot",
 232                 .offset         = MTDPART_OFS_APPEND,
 233                 .size           = 4 * SZ_128K,
 234                 .mask_flags     = MTD_WRITEABLE,
 235         },
 236         {
 237                 .name           = "kernel",
 238                 .offset         = 0x200000,
 239                 .size           = SZ_2M,
 240                 .mask_flags     = 0,
 241         },
 242         {
 243                 .name           = "filesystem",
 244                 .offset         = MTDPART_OFS_APPEND,
 245                 .size           = MTDPART_SIZ_FULL,
 246                 .mask_flags     = 0,
 247         },
 248 };
 249
 250 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 251         .wsetup         = 24,
 252         .wstrobe        = 21,
 253         .whold          = 14,
 254         .rsetup         = 19,
 255         .rstrobe        = 50,
 256         .rhold          = 0,
 257         .ta             = 20,
 258 };
 259
 260 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 261         .parts          = da850_evm_nandflash_partition,
 262         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 263         .ecc_mode       = NAND_ECC_HW,
 264         .ecc_bits       = 4,
 265         .bbt_options    = NAND_BBT_USE_FLASH,
 266         .timing         = &da850_evm_nandflash_timing,
 267 };
 268
 269 static struct resource da850_evm_nandflash_resource[] = {
 270         {
 271                 .start  = DA8XX_AEMIF_CS3_BASE,
 272                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 273                 .flags  = IORESOURCE_MEM,
 274         },
 275         {
 276                 .start  = DA8XX_AEMIF_CTL_BASE,
 277                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 278                 .flags  = IORESOURCE_MEM,
 279         },
 280 };
 281
 282 static struct platform_device da850_evm_nandflash_device = {
 283         .name           = "davinci_nand",
 284         .id             = 1,
 285         .dev            = {
 286                 .platform_data  = &da850_evm_nandflash_data,
 287         },
 288         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 289         .resource       = da850_evm_nandflash_resource,
 290 };
 291
 292 static struct platform_device *da850_evm_devices[] = {
 293         &da850_evm_nandflash_device,
 294         &da850_evm_norflash_device,
 295 };
 296
 297 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
 298 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
 299
 300 static void __init da850_evm_init_nor(void)
 301 {
 302         void __iomem *aemif_addr;
 303
 304         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
 305
 306         /* Configure data bus width of CS2 to 16 bit */
 307         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
 308                 DA8XX_AEMIF_ASIZE_16BIT,
 309                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
 310
 311         iounmap(aemif_addr);
 312 }
 313
 314 static const short da850_evm_nand_pins[] = {
 315         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 316         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 317         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 318         DA850_NEMA_WE, DA850_NEMA_OE,
 319         -1
 320 };
 321
 322 static const short da850_evm_nor_pins[] = {
 323         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 324         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 325         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 326         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 327         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 328         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 329         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 330         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 331         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 332         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 333         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 334         DA850_EMA_A_22, DA850_EMA_A_23,
 335         -1
 336 };
 337
 338 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 339
 340 static inline void da850_evm_setup_nor_nand(void)
 341 {
 342         int ret = 0;
 343
 344         if (!HAS_MMC) {
 345                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 346                 if (ret)
 347                         pr_warn("%s: NAND mux setup failed: %d\n",
 348                                 __func__, ret);
 349
 350                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 351                 if (ret)
 352                         pr_warn("%s: NOR mux setup failed: %d\n",
 353                                 __func__, ret);
 354
 355                 da850_evm_init_nor();
 356
 357                 platform_add_devices(da850_evm_devices,
 358                                         ARRAY_SIZE(da850_evm_devices));
 359         }
 360 }
 361
 362 #ifdef CONFIG_DA850_UI_RMII
 363 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 364 {
 365         struct davinci_soc_info *soc_info = &davinci_soc_info;
 366
 367         soc_info->emac_pdata->rmii_en = 1;
 368         gpio_set_value_cansleep(rmii_sel, 0);
 369 }
 370 #else
 371 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 372 #endif
 373
 374
 375 #define DA850_KEYS_DEBOUNCE_MS  10
 376 /*
 377  * At 200ms polling interval it is possible to miss an
 378  * event by tapping very lightly on the push button but most
 379  * pushes do result in an event; longer intervals require the
 380  * user to hold the button whereas shorter intervals require
 381  * more CPU time for polling.
 382  */
 383 #define DA850_GPIO_KEYS_POLL_MS 200
 384
 385 enum da850_evm_ui_exp_pins {
 386         DA850_EVM_UI_EXP_SEL_C = 5,
 387         DA850_EVM_UI_EXP_SEL_B,
 388         DA850_EVM_UI_EXP_SEL_A,
 389         DA850_EVM_UI_EXP_PB8,
 390         DA850_EVM_UI_EXP_PB7,
 391         DA850_EVM_UI_EXP_PB6,
 392         DA850_EVM_UI_EXP_PB5,
 393         DA850_EVM_UI_EXP_PB4,
 394         DA850_EVM_UI_EXP_PB3,
 395         DA850_EVM_UI_EXP_PB2,
 396         DA850_EVM_UI_EXP_PB1,
 397 };
 398
 399 static const char * const da850_evm_ui_exp[] = {
 400         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 401         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 402         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 403         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 404         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 405         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 406         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 407         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 408         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 409         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 410         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 411 };
 412
 413 #define DA850_N_UI_PB           8
 414
 415 static struct gpio_keys_button da850_evm_ui_keys[] = {
 416         [0 ... DA850_N_UI_PB - 1] = {
 417                 .type                   = EV_KEY,
 418                 .active_low             = 1,
 419                 .wakeup                 = 0,
 420                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 421                 .code                   = -1, /* assigned at runtime */
 422                 .gpio                   = -1, /* assigned at runtime */
 423                 .desc                   = NULL, /* assigned at runtime */
 424         },
 425 };
 426
 427 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 428         .buttons = da850_evm_ui_keys,
 429         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 430         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 431 };
 432
 433 static struct platform_device da850_evm_ui_keys_device = {
 434         .name = "gpio-keys-polled",
 435         .id = 0,
 436         .dev = {
 437                 .platform_data = &da850_evm_ui_keys_pdata
 438         },
 439 };
 440
 441 static void da850_evm_ui_keys_init(unsigned gpio)
 442 {
 443         int i;
 444         struct gpio_keys_button *button;
 445
 446         for (i = 0; i < DA850_N_UI_PB; i++) {
 447                 button = &da850_evm_ui_keys[i];
 448                 button->code = KEY_F8 - i;
 449                 button->desc = (char *)
 450                                 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 451                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 452         }
 453 }
 454
 455 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 456 static inline void da850_evm_setup_video_port(int video_sel)
 457 {
 458         gpio_set_value_cansleep(video_sel, 0);
 459 }
 460 #else
 461 static inline void da850_evm_setup_video_port(int video_sel) { }
 462 #endif
 463
 464 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 465                                                 unsigned ngpio, void *c)
 466 {
 467         int sel_a, sel_b, sel_c, ret;
 468
 469         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 470         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 471         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 472
 473         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 474         if (ret) {
 475                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
 476                 goto exp_setup_sela_fail;
 477         }
 478
 479         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 480         if (ret) {
 481                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
 482                 goto exp_setup_selb_fail;
 483         }
 484
 485         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 486         if (ret) {
 487                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
 488                 goto exp_setup_selc_fail;
 489         }
 490
 491         /* deselect all functionalities */
 492         gpio_direction_output(sel_a, 1);
 493         gpio_direction_output(sel_b, 1);
 494         gpio_direction_output(sel_c, 1);
 495
 496         da850_evm_ui_keys_init(gpio);
 497         ret = platform_device_register(&da850_evm_ui_keys_device);
 498         if (ret) {
 499                 pr_warn("Could not register UI GPIO expander push-buttons");
 500                 goto exp_setup_keys_fail;
 501         }
 502
 503         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 504
 505         da850_evm_setup_nor_nand();
 506
 507         da850_evm_setup_emac_rmii(sel_a);
 508
 509         da850_evm_setup_video_port(sel_c);
 510
 511         return 0;
 512
 513 exp_setup_keys_fail:
 514         gpio_free(sel_c);
 515 exp_setup_selc_fail:
 516         gpio_free(sel_b);
 517 exp_setup_selb_fail:
 518         gpio_free(sel_a);
 519 exp_setup_sela_fail:
 520         return ret;
 521 }
 522
 523 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 524                                         unsigned gpio, unsigned ngpio, void *c)
 525 {
 526         platform_device_unregister(&da850_evm_ui_keys_device);
 527
 528         /* deselect all functionalities */
 529         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 530         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 531         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 532
 533         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 534         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 535         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 536
 537         return 0;
 538 }
 539
 540 /* assign the baseboard expander's GPIOs after the UI board's */
 541 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 542 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 543
 544 enum da850_evm_bb_exp_pins {
 545         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 546         DA850_EVM_BB_EXP_SW_RST,
 547         DA850_EVM_BB_EXP_TP_23,
 548         DA850_EVM_BB_EXP_TP_22,
 549         DA850_EVM_BB_EXP_TP_21,
 550         DA850_EVM_BB_EXP_USER_PB1,
 551         DA850_EVM_BB_EXP_USER_LED2,
 552         DA850_EVM_BB_EXP_USER_LED1,
 553         DA850_EVM_BB_EXP_USER_SW1,
 554         DA850_EVM_BB_EXP_USER_SW2,
 555         DA850_EVM_BB_EXP_USER_SW3,
 556         DA850_EVM_BB_EXP_USER_SW4,
 557         DA850_EVM_BB_EXP_USER_SW5,
 558         DA850_EVM_BB_EXP_USER_SW6,
 559         DA850_EVM_BB_EXP_USER_SW7,
 560         DA850_EVM_BB_EXP_USER_SW8
 561 };
 562
 563 static const char * const da850_evm_bb_exp[] = {
 564         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 565         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 566         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 567         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 568         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 569         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 570         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 571         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 572         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 573         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 574         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 575         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 576         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 577         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 578         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 579         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 580 };
 581
 582 #define DA850_N_BB_USER_SW      8
 583
 584 static struct gpio_keys_button da850_evm_bb_keys[] = {
 585         [0] = {
 586                 .type                   = EV_KEY,
 587                 .active_low             = 1,
 588                 .wakeup                 = 0,
 589                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 590                 .code                   = KEY_PROG1,
 591                 .desc                   = NULL, /* assigned at runtime */
 592                 .gpio                   = -1, /* assigned at runtime */
 593         },
 594         [1 ... DA850_N_BB_USER_SW] = {
 595                 .type                   = EV_SW,
 596                 .active_low             = 1,
 597                 .wakeup                 = 0,
 598                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 599                 .code                   = -1, /* assigned at runtime */
 600                 .desc                   = NULL, /* assigned at runtime */
 601                 .gpio                   = -1, /* assigned at runtime */
 602         },
 603 };
 604
 605 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 606         .buttons = da850_evm_bb_keys,
 607         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 608         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 609 };
 610
 611 static struct platform_device da850_evm_bb_keys_device = {
 612         .name = "gpio-keys-polled",
 613         .id = 1,
 614         .dev = {
 615                 .platform_data = &da850_evm_bb_keys_pdata
 616         },
 617 };
 618
 619 static void da850_evm_bb_keys_init(unsigned gpio)
 620 {
 621         int i;
 622         struct gpio_keys_button *button;
 623
 624         button = &da850_evm_bb_keys[0];
 625         button->desc = (char *)
 626                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 627         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 628
 629         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 630                 button = &da850_evm_bb_keys[i + 1];
 631                 button->code = SW_LID + i;
 632                 button->desc = (char *)
 633                                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 634                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 635         }
 636 }
 637
 638 #define DA850_N_BB_USER_LED     2
 639
 640 static struct gpio_led da850_evm_bb_leds[] = {
 641         [0 ... DA850_N_BB_USER_LED - 1] = {
 642                 .active_low = 1,
 643                 .gpio = -1, /* assigned at runtime */
 644                 .name = NULL, /* assigned at runtime */
 645         },
 646 };
 647
 648 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 649         .leds = da850_evm_bb_leds,
 650         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 651 };
 652
 653 static struct platform_device da850_evm_bb_leds_device = {
 654         .name           = "leds-gpio",
 655         .id             = -1,
 656         .dev = {
 657                 .platform_data = &da850_evm_bb_leds_pdata
 658         }
 659 };
 660
 661 static void da850_evm_bb_leds_init(unsigned gpio)
 662 {
 663         int i;
 664         struct gpio_led *led;
 665
 666         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 667                 led = &da850_evm_bb_leds[i];
 668
 669                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 670                 led->name =
 671                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 672         }
 673 }
 674
 675 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 676                                                 unsigned gpio, unsigned ngpio,
 677                                                 void *c)
 678 {
 679         int ret;
 680
 681         /*
 682          * Register the switches and pushbutton on the baseboard as a gpio-keys
 683          * device.
 684          */
 685         da850_evm_bb_keys_init(gpio);
 686         ret = platform_device_register(&da850_evm_bb_keys_device);
 687         if (ret) {
 688                 pr_warn("Could not register baseboard GPIO expander keys");
 689                 goto io_exp_setup_sw_fail;
 690         }
 691
 692         da850_evm_bb_leds_init(gpio);
 693         ret = platform_device_register(&da850_evm_bb_leds_device);
 694         if (ret) {
 695                 pr_warn("Could not register baseboard GPIO expander LEDs");
 696                 goto io_exp_setup_leds_fail;
 697         }
 698
 699         return 0;
 700
 701 io_exp_setup_leds_fail:
 702         platform_device_unregister(&da850_evm_bb_keys_device);
 703 io_exp_setup_sw_fail:
 704         return ret;
 705 }
 706
 707 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 708                                         unsigned gpio, unsigned ngpio, void *c)
 709 {
 710         platform_device_unregister(&da850_evm_bb_leds_device);
 711         platform_device_unregister(&da850_evm_bb_keys_device);
 712
 713         return 0;
 714 }
 715
 716 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 717         .gpio_base      = DAVINCI_N_GPIO,
 718         .setup          = da850_evm_ui_expander_setup,
 719         .teardown       = da850_evm_ui_expander_teardown,
 720         .names          = da850_evm_ui_exp,
 721 };
 722
 723 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 724         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 725         .setup          = da850_evm_bb_expander_setup,
 726         .teardown       = da850_evm_bb_expander_teardown,
 727         .names          = da850_evm_bb_exp,
 728 };
 729
 730 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 731         {
 732                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 733         },
 734         {
 735                 I2C_BOARD_INFO("tca6416", 0x20),
 736                 .platform_data = &da850_evm_ui_expander_info,
 737         },
 738         {
 739                 I2C_BOARD_INFO("tca6416", 0x21),
 740                 .platform_data = &da850_evm_bb_expander_info,
 741         },
 742 };
 743
 744 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 745         .bus_freq       = 100,  /* kHz */
 746         .bus_delay      = 0,    /* usec */
 747 };
 748
 749 /* davinci da850 evm audio machine driver */
 750 static u8 da850_iis_serializer_direction[] = {
 751         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 752         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 753         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 754         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 755 };
 756
 757 static struct snd_platform_data da850_evm_snd_data = {
 758         .tx_dma_offset          = 0x2000,
 759         .rx_dma_offset          = 0x2000,
 760         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 761         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 762         .tdm_slots              = 2,
 763         .serial_dir             = da850_iis_serializer_direction,
 764         .asp_chan_q             = EVENTQ_0,
 765         .ram_chan_q             = EVENTQ_1,
 766         .version                = MCASP_VERSION_2,
 767         .txnumevt               = 1,
 768         .rxnumevt               = 1,
 769         .sram_size_playback     = SZ_8K,
 770         .sram_size_capture      = SZ_8K,
 771 };
 772
 773 static const short da850_evm_mcasp_pins[] __initconst = {
 774         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 775         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 776         DA850_AXR_11, DA850_AXR_12,
 777         -1
 778 };
 779
 780 static int da850_evm_mmc_get_ro(int index)
 781 {
 782         return gpio_get_value(DA850_MMCSD_WP_PIN);
 783 }
 784
 785 static int da850_evm_mmc_get_cd(int index)
 786 {
 787         return !gpio_get_value(DA850_MMCSD_CD_PIN);
 788 }
 789
 790 static struct davinci_mmc_config da850_mmc_config = {
 791         .get_ro         = da850_evm_mmc_get_ro,
 792         .get_cd         = da850_evm_mmc_get_cd,
 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\n");
 819         if (status < 0)
 820                 return status;
 821
 822         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
 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 /* TPS65070 voltage regulator support */
 841
 842 /* 3.3V */
 843 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 844         {
 845                 .supply = "usb0_vdda33",
 846         },
 847         {
 848                 .supply = "usb1_vdda33",
 849         },
 850 };
 851
 852 /* 3.3V or 1.8V */
 853 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 854         {
 855                 .supply = "dvdd3318_a",
 856         },
 857         {
 858                 .supply = "dvdd3318_b",
 859         },
 860         {
 861                 .supply = "dvdd3318_c",
 862         },
 863 };
 864
 865 /* 1.2V */
 866 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 867         {
 868                 .supply = "cvdd",
 869         },
 870 };
 871
 872 /* 1.8V LDO */
 873 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 874         {
 875                 .supply = "sata_vddr",
 876         },
 877         {
 878                 .supply = "usb0_vdda18",
 879         },
 880         {
 881                 .supply = "usb1_vdda18",
 882         },
 883         {
 884                 .supply = "ddr_dvdd18",
 885         },
 886 };
 887
 888 /* 1.2V LDO */
 889 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 890         {
 891                 .supply = "sata_vdd",
 892         },
 893         {
 894                 .supply = "pll0_vdda",
 895         },
 896         {
 897                 .supply = "pll1_vdda",
 898         },
 899         {
 900                 .supply = "usbs_cvdd",
 901         },
 902         {
 903                 .supply = "vddarnwa1",
 904         },
 905 };
 906
 907 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 908 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 909         .defdcdc_default = true,
 910 };
 911
 912 static struct regulator_init_data tps65070_regulator_data[] = {
 913         /* dcdc1 */
 914         {
 915                 .constraints = {
 916                         .min_uV = 3150000,
 917                         .max_uV = 3450000,
 918                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 919                                 REGULATOR_CHANGE_STATUS),
 920                         .boot_on = 1,
 921                 },
 922                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 923                 .consumer_supplies = tps65070_dcdc1_consumers,
 924         },
 925
 926         /* dcdc2 */
 927         {
 928                 .constraints = {
 929                         .min_uV = 1710000,
 930                         .max_uV = 3450000,
 931                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 932                                 REGULATOR_CHANGE_STATUS),
 933                         .boot_on = 1,
 934                 },
 935                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 936                 .consumer_supplies = tps65070_dcdc2_consumers,
 937                 .driver_data = &tps6507x_platform_data,
 938         },
 939
 940         /* dcdc3 */
 941         {
 942                 .constraints = {
 943                         .min_uV = 950000,
 944                         .max_uV = 1350000,
 945                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 946                                 REGULATOR_CHANGE_STATUS),
 947                         .boot_on = 1,
 948                 },
 949                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 950                 .consumer_supplies = tps65070_dcdc3_consumers,
 951                 .driver_data = &tps6507x_platform_data,
 952         },
 953
 954         /* ldo1 */
 955         {
 956                 .constraints = {
 957                         .min_uV = 1710000,
 958                         .max_uV = 1890000,
 959                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 960                                 REGULATOR_CHANGE_STATUS),
 961                         .boot_on = 1,
 962                 },
 963                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 964                 .consumer_supplies = tps65070_ldo1_consumers,
 965         },
 966
 967         /* ldo2 */
 968         {
 969                 .constraints = {
 970                         .min_uV = 1140000,
 971                         .max_uV = 1320000,
 972                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 973                                 REGULATOR_CHANGE_STATUS),
 974                         .boot_on = 1,
 975                 },
 976                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 977                 .consumer_supplies = tps65070_ldo2_consumers,
 978         },
 979 };
 980
 981 static struct touchscreen_init_data tps6507x_touchscreen_data = {
 982         .poll_period =  30,     /* ms between touch samples */
 983         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
 984         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
 985         .product = 65070,       /* /sys/class/input/input?/id/product */
 986         .version = 0x100,       /* /sys/class/input/input?/id/version */
 987 };
 988
 989 static struct tps6507x_board tps_board = {
 990         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
 991         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
 992 };
 993
 994 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
 995         {
 996                 I2C_BOARD_INFO("tps6507x", 0x48),
 997                 .platform_data = &tps_board,
 998         },
 999 };
1000
1001 static int __init pmic_tps65070_init(void)
1002 {
1003         return i2c_register_board_info(1, da850_evm_tps65070_info,
1004                                         ARRAY_SIZE(da850_evm_tps65070_info));
1005 }
1006
1007 static const short da850_evm_lcdc_pins[] = {
1008         DA850_GPIO2_8, DA850_GPIO2_15,
1009         -1
1010 };
1011
1012 static const short da850_evm_mii_pins[] = {
1013         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1014         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1015         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1016         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1017         DA850_MDIO_D,
1018         -1
1019 };
1020
1021 static const short da850_evm_rmii_pins[] = {
1022         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1023         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1024         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1025         DA850_MDIO_D,
1026         -1
1027 };
1028
1029 static int __init da850_evm_config_emac(void)
1030 {
1031         void __iomem *cfg_chip3_base;
1032         int ret;
1033         u32 val;
1034         struct davinci_soc_info *soc_info = &davinci_soc_info;
1035         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1036
1037         if (!machine_is_davinci_da850_evm())
1038                 return 0;
1039
1040         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1041
1042         val = __raw_readl(cfg_chip3_base);
1043
1044         if (rmii_en) {
1045                 val |= BIT(8);
1046                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1047                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1048                                                         " functional\n");
1049         } else {
1050                 val &= ~BIT(8);
1051                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1052                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1053                                                         " functional\n");
1054         }
1055
1056         if (ret)
1057                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1058                         __func__, ret);
1059
1060         /* configure the CFGCHIP3 register for RMII or MII */
1061         __raw_writel(val, cfg_chip3_base);
1062
1063         ret = davinci_cfg_reg(DA850_GPIO2_6);
1064         if (ret)
1065                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1066
1067         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1068         if (ret) {
1069                 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1070                 return ret;
1071         }
1072
1073         /* Enable/Disable MII MDIO clock */
1074         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1075
1076         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1077
1078         ret = da8xx_register_emac();
1079         if (ret)
1080                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1081
1082         return 0;
1083 }
1084 device_initcall(da850_evm_config_emac);
1085
1086 /*
1087  * The following EDMA channels/slots are not being used by drivers (for
1088  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1089  * they are being reserved for codecs on the DSP side.
1090  */
1091 static const s16 da850_dma0_rsv_chans[][2] = {
1092         /* (offset, number) */
1093         { 8,  6},
1094         {24,  4},
1095         {30,  2},
1096         {-1, -1}
1097 };
1098
1099 static const s16 da850_dma0_rsv_slots[][2] = {
1100         /* (offset, number) */
1101         { 8,  6},
1102         {24,  4},
1103         {30, 50},
1104         {-1, -1}
1105 };
1106
1107 static const s16 da850_dma1_rsv_chans[][2] = {
1108         /* (offset, number) */
1109         { 0, 28},
1110         {30,  2},
1111         {-1, -1}
1112 };
1113
1114 static const s16 da850_dma1_rsv_slots[][2] = {
1115         /* (offset, number) */
1116         { 0, 28},
1117         {30, 90},
1118         {-1, -1}
1119 };
1120
1121 static struct edma_rsv_info da850_edma_cc0_rsv = {
1122         .rsv_chans      = da850_dma0_rsv_chans,
1123         .rsv_slots      = da850_dma0_rsv_slots,
1124 };
1125
1126 static struct edma_rsv_info da850_edma_cc1_rsv = {
1127         .rsv_chans      = da850_dma1_rsv_chans,
1128         .rsv_slots      = da850_dma1_rsv_slots,
1129 };
1130
1131 static struct edma_rsv_info *da850_edma_rsv[2] = {
1132         &da850_edma_cc0_rsv,
1133         &da850_edma_cc1_rsv,
1134 };
1135
1136 #ifdef CONFIG_CPU_FREQ
1137 static __init int da850_evm_init_cpufreq(void)
1138 {
1139         switch (system_rev & 0xF) {
1140         case 3:
1141                 da850_max_speed = 456000;
1142                 break;
1143         case 2:
1144                 da850_max_speed = 408000;
1145                 break;
1146         case 1:
1147                 da850_max_speed = 372000;
1148                 break;
1149         }
1150
1151         return da850_register_cpufreq("pll0_sysclk3");
1152 }
1153 #else
1154 static __init int da850_evm_init_cpufreq(void) { return 0; }
1155 #endif
1156
1157 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1158
1159 #define TVP5147_CH0             "tvp514x-0"
1160 #define TVP5147_CH1             "tvp514x-1"
1161
1162 /* VPIF capture configuration */
1163 static struct tvp514x_platform_data tvp5146_pdata = {
1164                 .clk_polarity = 0,
1165                 .hs_polarity  = 1,
1166                 .vs_polarity  = 1,
1167 };
1168
1169 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1170
1171 static const struct vpif_input da850_ch0_inputs[] = {
1172         {
1173                 .input = {
1174                         .index = 0,
1175                         .name  = "Composite",
1176                         .type  = V4L2_INPUT_TYPE_CAMERA,
1177                         .capabilities = V4L2_IN_CAP_STD,
1178                         .std   = TVP514X_STD_ALL,
1179                 },
1180                 .input_route = INPUT_CVBS_VI2B,
1181                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1182                 .subdev_name = TVP5147_CH0,
1183         },
1184 };
1185
1186 static const struct vpif_input da850_ch1_inputs[] = {
1187         {
1188                 .input = {
1189                         .index = 0,
1190                         .name  = "S-Video",
1191                         .type  = V4L2_INPUT_TYPE_CAMERA,
1192                         .capabilities = V4L2_IN_CAP_STD,
1193                         .std   = TVP514X_STD_ALL,
1194                 },
1195                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1196                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1197                 .subdev_name = TVP5147_CH1,
1198         },
1199 };
1200
1201 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1202         {
1203                 .name = TVP5147_CH0,
1204                 .board_info = {
1205                         I2C_BOARD_INFO("tvp5146", 0x5d),
1206                         .platform_data = &tvp5146_pdata,
1207                 },
1208         },
1209         {
1210                 .name = TVP5147_CH1,
1211                 .board_info = {
1212                         I2C_BOARD_INFO("tvp5146", 0x5c),
1213                         .platform_data = &tvp5146_pdata,
1214                 },
1215         },
1216 };
1217
1218 static struct vpif_capture_config da850_vpif_capture_config = {
1219         .subdev_info = da850_vpif_capture_sdev_info,
1220         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1221         .chan_config[0] = {
1222                 .inputs = da850_ch0_inputs,
1223                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1224                 .vpif_if = {
1225                         .if_type = VPIF_IF_BT656,
1226                         .hd_pol  = 1,
1227                         .vd_pol  = 1,
1228                         .fid_pol = 0,
1229                 },
1230         },
1231         .chan_config[1] = {
1232                 .inputs = da850_ch1_inputs,
1233                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1234                 .vpif_if = {
1235                         .if_type = VPIF_IF_BT656,
1236                         .hd_pol  = 1,
1237                         .vd_pol  = 1,
1238                         .fid_pol = 0,
1239                 },
1240         },
1241         .card_name = "DA850/OMAP-L138 Video Capture",
1242 };
1243
1244 /* VPIF display configuration */
1245
1246 static struct adv7343_platform_data adv7343_pdata = {
1247         .mode_config = {
1248                 .dac = { 1, 1, 1 },
1249         },
1250         .sd_config = {
1251                 .sd_dac_out = { 1 },
1252         },
1253 };
1254
1255 static struct vpif_subdev_info da850_vpif_subdev[] = {
1256         {
1257                 .name = "adv7343",
1258                 .board_info = {
1259                         I2C_BOARD_INFO("adv7343", 0x2a),
1260                         .platform_data = &adv7343_pdata,
1261                 },
1262         },
1263 };
1264
1265 static const struct vpif_output da850_ch0_outputs[] = {
1266         {
1267                 .output = {
1268                         .index = 0,
1269                         .name = "Composite",
1270                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1271                         .capabilities = V4L2_OUT_CAP_STD,
1272                         .std = V4L2_STD_ALL,
1273                 },
1274                 .subdev_name = "adv7343",
1275                 .output_route = ADV7343_COMPOSITE_ID,
1276         },
1277         {
1278                 .output = {
1279                         .index = 1,
1280                         .name = "S-Video",
1281                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1282                         .capabilities = V4L2_OUT_CAP_STD,
1283                         .std = V4L2_STD_ALL,
1284                 },
1285                 .subdev_name = "adv7343",
1286                 .output_route = ADV7343_SVIDEO_ID,
1287         },
1288 };
1289
1290 static struct vpif_display_config da850_vpif_display_config = {
1291         .subdevinfo   = da850_vpif_subdev,
1292         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1293         .chan_config[0] = {
1294                 .outputs = da850_ch0_outputs,
1295                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1296         },
1297         .card_name    = "DA850/OMAP-L138 Video Display",
1298 };
1299
1300 static __init void da850_vpif_init(void)
1301 {
1302         int ret;
1303
1304         ret = da850_register_vpif();
1305         if (ret)
1306                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1307
1308         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1309         if (ret)
1310                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1311                         ret);
1312
1313         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1314         if (ret)
1315                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1316
1317         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1318         if (ret)
1319                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1320                         ret);
1321
1322         ret = da850_register_vpif_display(&da850_vpif_display_config);
1323         if (ret)
1324                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1325 }
1326
1327 #else
1328 static __init void da850_vpif_init(void) {}
1329 #endif
1330
1331 #ifdef CONFIG_DA850_WL12XX
1332
1333 static void wl12xx_set_power(int index, bool power_on)
1334 {
1335         static bool power_state;
1336
1337         pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1338
1339         if (power_on == power_state)
1340                 return;
1341         power_state = power_on;
1342
1343         if (power_on) {
1344                 /* Power up sequence required for wl127x devices */
1345                 gpio_set_value(DA850_WLAN_EN, 1);
1346                 usleep_range(15000, 15000);
1347                 gpio_set_value(DA850_WLAN_EN, 0);
1348                 usleep_range(1000, 1000);
1349                 gpio_set_value(DA850_WLAN_EN, 1);
1350                 msleep(70);
1351         } else {
1352                 gpio_set_value(DA850_WLAN_EN, 0);
1353         }
1354 }
1355
1356 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1357         .set_power      = wl12xx_set_power,
1358         .wires          = 4,
1359         .max_freq       = 25000000,
1360         .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1361                           MMC_CAP_POWER_OFF_CARD,
1362 };
1363
1364 static const short da850_wl12xx_pins[] __initconst = {
1365         DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1366         DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1367         DA850_GPIO6_9, DA850_GPIO6_10,
1368         -1
1369 };
1370
1371 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1372         .irq                    = -1,
1373         .board_ref_clock        = WL12XX_REFCLOCK_38,
1374         .platform_quirks        = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1375 };
1376
1377 static __init int da850_wl12xx_init(void)
1378 {
1379         int ret;
1380
1381         ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1382         if (ret) {
1383                 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1384                 goto exit;
1385         }
1386
1387         ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1388         if (ret) {
1389                 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1390                 goto exit;
1391         }
1392
1393         ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1394         if (ret) {
1395                 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1396                 goto exit;
1397         }
1398
1399         ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1400         if (ret) {
1401                 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1402                 goto free_wlan_en;
1403         }
1404
1405         da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1406
1407         ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1408         if (ret) {
1409                 pr_err("Could not set wl12xx data: %d\n", ret);
1410                 goto free_wlan_irq;
1411         }
1412
1413         return 0;
1414
1415 free_wlan_irq:
1416         gpio_free(DA850_WLAN_IRQ);
1417
1418 free_wlan_en:
1419         gpio_free(DA850_WLAN_EN);
1420
1421 exit:
1422         return ret;
1423 }
1424
1425 #else /* CONFIG_DA850_WL12XX */
1426
1427 static __init int da850_wl12xx_init(void)
1428 {
1429         return 0;
1430 }
1431
1432 #endif /* CONFIG_DA850_WL12XX */
1433
1434 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1435
1436 static __init void da850_evm_init(void)
1437 {
1438         int ret;
1439
1440         ret = pmic_tps65070_init();
1441         if (ret)
1442                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1443
1444         ret = da850_register_edma(da850_edma_rsv);
1445         if (ret)
1446                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1447
1448         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1449         if (ret)
1450                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1451
1452         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1453         if (ret)
1454                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1455
1456
1457         ret = da8xx_register_watchdog();
1458         if (ret)
1459                 pr_warn("%s: watchdog registration failed: %d\n",
1460                         __func__, ret);
1461
1462         if (HAS_MMC) {
1463                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1464                 if (ret)
1465                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1466                                 __func__, ret);
1467
1468                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1469                 if (ret)
1470                         pr_warn("%s: can not open GPIO %d\n",
1471                                 __func__, DA850_MMCSD_CD_PIN);
1472                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1473
1474                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1475                 if (ret)
1476                         pr_warn("%s: can not open GPIO %d\n",
1477                                 __func__, DA850_MMCSD_WP_PIN);
1478                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1479
1480                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1481                 if (ret)
1482                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1483                                 __func__, ret);
1484
1485                 ret = da850_wl12xx_init();
1486                 if (ret)
1487                         pr_warn("%s: WL12xx initialization failed: %d\n",
1488                                 __func__, ret);
1489         }
1490
1491         davinci_serial_init(da8xx_serial_device);
1492
1493         i2c_register_board_info(1, da850_evm_i2c_devices,
1494                         ARRAY_SIZE(da850_evm_i2c_devices));
1495
1496         /*
1497          * shut down uart 0 and 1; they are not used on the board and
1498          * accessing them causes endless "too much work in irq53" messages
1499          * with arago fs
1500          */
1501         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1502         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1503
1504         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1505         if (ret)
1506                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1507
1508         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1509         da8xx_register_mcasp(0, &da850_evm_snd_data);
1510
1511         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1512         if (ret)
1513                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1514
1515         ret = da8xx_register_uio_pruss();
1516         if (ret)
1517                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1518                                 ret);
1519
1520         /* Handle board specific muxing for LCD here */
1521         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1522         if (ret)
1523                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1524                         __func__, ret);
1525
1526         ret = da850_lcd_hw_init();
1527         if (ret)
1528                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1529
1530         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1531         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1532         if (ret)
1533                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1534
1535         ret = da8xx_register_rtc();
1536         if (ret)
1537                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1538
1539         ret = da850_evm_init_cpufreq();
1540         if (ret)
1541                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1542
1543         ret = da8xx_register_cpuidle();
1544         if (ret)
1545                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1546
1547         ret = da850_register_pm(&da850_pm_device);
1548         if (ret)
1549                 pr_warn("%s: suspend registration failed: %d\n", __func__, ret);
1550
1551         da850_vpif_init();
1552
1553         ret = spi_register_board_info(da850evm_spi_info,
1554                                       ARRAY_SIZE(da850evm_spi_info));
1555         if (ret)
1556                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1557                         ret);
1558
1559         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1560         if (ret)
1561                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1562
1563         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1564         if (ret)
1565                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1566
1567         da850_evm_setup_mac_addr();
1568
1569         ret = da8xx_register_rproc();
1570         if (ret)
1571                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1572                         __func__, ret);
1573 }
1574
1575 #ifdef CONFIG_SERIAL_8250_CONSOLE
1576 static int __init da850_evm_console_init(void)
1577 {
1578         if (!machine_is_davinci_da850_evm())
1579                 return 0;
1580
1581         return add_preferred_console("ttyS", 2, "115200");
1582 }
1583 console_initcall(da850_evm_console_init);
1584 #endif
1585
1586 static void __init da850_evm_map_io(void)
1587 {
1588         da850_init();
1589 }
1590
1591 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1592         .atag_offset    = 0x100,
1593         .map_io         = da850_evm_map_io,
1594         .init_irq       = cp_intc_init,
1595         .init_time      = davinci_timer_init,
1596         .init_machine   = da850_evm_init,
1597         .init_late      = davinci_init_late,
1598         .dma_zone_size  = SZ_128M,
1599         .restart        = da8xx_restart,
1600         .reserve        = da8xx_rproc_reserve_cma,
1601 MACHINE_END