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/gpio-davinci.h>
  32 #include <linux/platform_data/mtd-davinci.h>
  33 #include <linux/platform_data/mtd-davinci-aemif.h>
  34 #include <linux/platform_data/spi-davinci.h>
  35 #include <linux/platform_data/uio_pruss.h>
  36 #include <linux/regulator/machine.h>
  37 #include <linux/regulator/tps6507x.h>
  38 #include <linux/spi/spi.h>
  39 #include <linux/spi/flash.h>
  40 #include <linux/wl12xx.h>
  41
  42 #include <mach/common.h>
  43 #include <mach/cp_intc.h>
  44 #include <mach/da8xx.h>
  45 #include <mach/mux.h>
  46 #include <mach/sram.h>
  47
  48 #include <asm/mach-types.h>
  49 #include <asm/mach/arch.h>
  50 #include <asm/system_info.h>
  51
  52 #include <media/tvp514x.h>
  53 #include <media/adv7343.h>
  54
  55 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  56 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  57 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  58
  59 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
  60 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
  61
  62 #define DA850_WLAN_EN                   GPIO_TO_PIN(6, 9)
  63 #define DA850_WLAN_IRQ                  GPIO_TO_PIN(6, 10)
  64
  65 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  66
  67 static struct mtd_partition da850evm_spiflash_part[] = {
  68         [0] = {
  69                 .name = "UBL",
  70                 .offset = 0,
  71                 .size = SZ_64K,
  72                 .mask_flags = MTD_WRITEABLE,
  73         },
  74         [1] = {
  75                 .name = "U-Boot",
  76                 .offset = MTDPART_OFS_APPEND,
  77                 .size = SZ_512K,
  78                 .mask_flags = MTD_WRITEABLE,
  79         },
  80         [2] = {
  81                 .name = "U-Boot-Env",
  82                 .offset = MTDPART_OFS_APPEND,
  83                 .size = SZ_64K,
  84                 .mask_flags = MTD_WRITEABLE,
  85         },
  86         [3] = {
  87                 .name = "Kernel",
  88                 .offset = MTDPART_OFS_APPEND,
  89                 .size = SZ_2M + SZ_512K,
  90                 .mask_flags = 0,
  91         },
  92         [4] = {
  93                 .name = "Filesystem",
  94                 .offset = MTDPART_OFS_APPEND,
  95                 .size = SZ_4M,
  96                 .mask_flags = 0,
  97         },
  98         [5] = {
  99                 .name = "MAC-Address",
 100                 .offset = SZ_8M - SZ_64K,
 101                 .size = SZ_64K,
 102                 .mask_flags = MTD_WRITEABLE,
 103         },
 104 };
 105
 106 static struct flash_platform_data da850evm_spiflash_data = {
 107         .name           = "m25p80",
 108         .parts          = da850evm_spiflash_part,
 109         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 110         .type           = "m25p64",
 111 };
 112
 113 static struct davinci_spi_config da850evm_spiflash_cfg = {
 114         .io_type        = SPI_IO_TYPE_DMA,
 115         .c2tdelay       = 8,
 116         .t2cdelay       = 8,
 117 };
 118
 119 static struct spi_board_info da850evm_spi_info[] = {
 120         {
 121                 .modalias               = "m25p80",
 122                 .platform_data          = &da850evm_spiflash_data,
 123                 .controller_data        = &da850evm_spiflash_cfg,
 124                 .mode                   = SPI_MODE_0,
 125                 .max_speed_hz           = 30000000,
 126                 .bus_num                = 1,
 127                 .chip_select            = 0,
 128         },
 129 };
 130
 131 #ifdef CONFIG_MTD
 132 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
 133 {
 134         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
 135         size_t retlen;
 136
 137         if (!strcmp(mtd->name, "MAC-Address")) {
 138                 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
 139                 if (retlen == ETH_ALEN)
 140                         pr_info("Read MAC addr from SPI Flash: %pM\n",
 141                                 mac_addr);
 142         }
 143 }
 144
 145 static struct mtd_notifier da850evm_spi_notifier = {
 146         .add    = da850_evm_m25p80_notify_add,
 147 };
 148
 149 static void da850_evm_setup_mac_addr(void)
 150 {
 151         register_mtd_user(&da850evm_spi_notifier);
 152 }
 153 #else
 154 static void da850_evm_setup_mac_addr(void) { }
 155 #endif
 156
 157 static struct mtd_partition da850_evm_norflash_partition[] = {
 158         {
 159                 .name           = "bootloaders + env",
 160                 .offset         = 0,
 161                 .size           = SZ_512K,
 162                 .mask_flags     = MTD_WRITEABLE,
 163         },
 164         {
 165                 .name           = "kernel",
 166                 .offset         = MTDPART_OFS_APPEND,
 167                 .size           = SZ_2M,
 168                 .mask_flags     = 0,
 169         },
 170         {
 171                 .name           = "filesystem",
 172                 .offset         = MTDPART_OFS_APPEND,
 173                 .size           = MTDPART_SIZ_FULL,
 174                 .mask_flags     = 0,
 175         },
 176 };
 177
 178 static struct physmap_flash_data da850_evm_norflash_data = {
 179         .width          = 2,
 180         .parts          = da850_evm_norflash_partition,
 181         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 182 };
 183
 184 static struct resource da850_evm_norflash_resource[] = {
 185         {
 186                 .start  = DA8XX_AEMIF_CS2_BASE,
 187                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 188                 .flags  = IORESOURCE_MEM,
 189         },
 190 };
 191
 192 static struct platform_device da850_evm_norflash_device = {
 193         .name           = "physmap-flash",
 194         .id             = 0,
 195         .dev            = {
 196                 .platform_data  = &da850_evm_norflash_data,
 197         },
 198         .num_resources  = 1,
 199         .resource       = da850_evm_norflash_resource,
 200 };
 201
 202 static struct davinci_pm_config da850_pm_pdata = {
 203         .sleepcount = 128,
 204 };
 205
 206 static struct platform_device da850_pm_device = {
 207         .name           = "pm-davinci",
 208         .dev = {
 209                 .platform_data  = &da850_pm_pdata,
 210         },
 211         .id             = -1,
 212 };
 213
 214 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 215  * (128K blocks). It may be used instead of the (default) SPI flash
 216  * to boot, using TI's tools to install the secondary boot loader
 217  * (UBL) and U-Boot.
 218  */
 219 static struct mtd_partition da850_evm_nandflash_partition[] = {
 220         {
 221                 .name           = "u-boot env",
 222                 .offset         = 0,
 223                 .size           = SZ_128K,
 224                 .mask_flags     = MTD_WRITEABLE,
 225          },
 226         {
 227                 .name           = "UBL",
 228                 .offset         = MTDPART_OFS_APPEND,
 229                 .size           = SZ_128K,
 230                 .mask_flags     = MTD_WRITEABLE,
 231         },
 232         {
 233                 .name           = "u-boot",
 234                 .offset         = MTDPART_OFS_APPEND,
 235                 .size           = 4 * SZ_128K,
 236                 .mask_flags     = MTD_WRITEABLE,
 237         },
 238         {
 239                 .name           = "kernel",
 240                 .offset         = 0x200000,
 241                 .size           = SZ_2M,
 242                 .mask_flags     = 0,
 243         },
 244         {
 245                 .name           = "filesystem",
 246                 .offset         = MTDPART_OFS_APPEND,
 247                 .size           = MTDPART_SIZ_FULL,
 248                 .mask_flags     = 0,
 249         },
 250 };
 251
 252 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 253         .wsetup         = 24,
 254         .wstrobe        = 21,
 255         .whold          = 14,
 256         .rsetup         = 19,
 257         .rstrobe        = 50,
 258         .rhold          = 0,
 259         .ta             = 20,
 260 };
 261
 262 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 263         .parts          = da850_evm_nandflash_partition,
 264         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 265         .ecc_mode       = NAND_ECC_HW,
 266         .ecc_bits       = 4,
 267         .bbt_options    = NAND_BBT_USE_FLASH,
 268         .timing         = &da850_evm_nandflash_timing,
 269 };
 270
 271 static struct resource da850_evm_nandflash_resource[] = {
 272         {
 273                 .start  = DA8XX_AEMIF_CS3_BASE,
 274                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 275                 .flags  = IORESOURCE_MEM,
 276         },
 277         {
 278                 .start  = DA8XX_AEMIF_CTL_BASE,
 279                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 280                 .flags  = IORESOURCE_MEM,
 281         },
 282 };
 283
 284 static struct platform_device da850_evm_nandflash_device = {
 285         .name           = "davinci_nand",
 286         .id             = 1,
 287         .dev            = {
 288                 .platform_data  = &da850_evm_nandflash_data,
 289         },
 290         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 291         .resource       = da850_evm_nandflash_resource,
 292 };
 293
 294 static struct platform_device *da850_evm_devices[] = {
 295         &da850_evm_nandflash_device,
 296         &da850_evm_norflash_device,
 297 };
 298
 299 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
 300 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
 301
 302 static void __init da850_evm_init_nor(void)
 303 {
 304         void __iomem *aemif_addr;
 305
 306         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
 307
 308         /* Configure data bus width of CS2 to 16 bit */
 309         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
 310                 DA8XX_AEMIF_ASIZE_16BIT,
 311                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
 312
 313         iounmap(aemif_addr);
 314 }
 315
 316 static const short da850_evm_nand_pins[] = {
 317         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 318         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 319         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 320         DA850_NEMA_WE, DA850_NEMA_OE,
 321         -1
 322 };
 323
 324 static const short da850_evm_nor_pins[] = {
 325         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 326         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 327         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 328         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 329         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 330         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 331         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 332         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 333         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 334         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 335         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 336         DA850_EMA_A_22, DA850_EMA_A_23,
 337         -1
 338 };
 339
 340 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 341
 342 static inline void da850_evm_setup_nor_nand(void)
 343 {
 344         int ret = 0;
 345
 346         if (!HAS_MMC) {
 347                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 348                 if (ret)
 349                         pr_warn("%s: NAND mux setup failed: %d\n",
 350                                 __func__, ret);
 351
 352                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 353                 if (ret)
 354                         pr_warn("%s: NOR mux setup failed: %d\n",
 355                                 __func__, ret);
 356
 357                 da850_evm_init_nor();
 358
 359                 platform_add_devices(da850_evm_devices,
 360                                         ARRAY_SIZE(da850_evm_devices));
 361         }
 362 }
 363
 364 #ifdef CONFIG_DA850_UI_RMII
 365 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 366 {
 367         struct davinci_soc_info *soc_info = &davinci_soc_info;
 368
 369         soc_info->emac_pdata->rmii_en = 1;
 370         gpio_set_value_cansleep(rmii_sel, 0);
 371 }
 372 #else
 373 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 374 #endif
 375
 376
 377 #define DA850_KEYS_DEBOUNCE_MS  10
 378 /*
 379  * At 200ms polling interval it is possible to miss an
 380  * event by tapping very lightly on the push button but most
 381  * pushes do result in an event; longer intervals require the
 382  * user to hold the button whereas shorter intervals require
 383  * more CPU time for polling.
 384  */
 385 #define DA850_GPIO_KEYS_POLL_MS 200
 386
 387 enum da850_evm_ui_exp_pins {
 388         DA850_EVM_UI_EXP_SEL_C = 5,
 389         DA850_EVM_UI_EXP_SEL_B,
 390         DA850_EVM_UI_EXP_SEL_A,
 391         DA850_EVM_UI_EXP_PB8,
 392         DA850_EVM_UI_EXP_PB7,
 393         DA850_EVM_UI_EXP_PB6,
 394         DA850_EVM_UI_EXP_PB5,
 395         DA850_EVM_UI_EXP_PB4,
 396         DA850_EVM_UI_EXP_PB3,
 397         DA850_EVM_UI_EXP_PB2,
 398         DA850_EVM_UI_EXP_PB1,
 399 };
 400
 401 static const char * const da850_evm_ui_exp[] = {
 402         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 403         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 404         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 405         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 406         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 407         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 408         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 409         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 410         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 411         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 412         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 413 };
 414
 415 #define DA850_N_UI_PB           8
 416
 417 static struct gpio_keys_button da850_evm_ui_keys[] = {
 418         [0 ... DA850_N_UI_PB - 1] = {
 419                 .type                   = EV_KEY,
 420                 .active_low             = 1,
 421                 .wakeup                 = 0,
 422                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 423                 .code                   = -1, /* assigned at runtime */
 424                 .gpio                   = -1, /* assigned at runtime */
 425                 .desc                   = NULL, /* assigned at runtime */
 426         },
 427 };
 428
 429 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 430         .buttons = da850_evm_ui_keys,
 431         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 432         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 433 };
 434
 435 static struct platform_device da850_evm_ui_keys_device = {
 436         .name = "gpio-keys-polled",
 437         .id = 0,
 438         .dev = {
 439                 .platform_data = &da850_evm_ui_keys_pdata
 440         },
 441 };
 442
 443 static void da850_evm_ui_keys_init(unsigned gpio)
 444 {
 445         int i;
 446         struct gpio_keys_button *button;
 447
 448         for (i = 0; i < DA850_N_UI_PB; i++) {
 449                 button = &da850_evm_ui_keys[i];
 450                 button->code = KEY_F8 - i;
 451                 button->desc = (char *)
 452                                 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 453                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 454         }
 455 }
 456
 457 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 458 static inline void da850_evm_setup_video_port(int video_sel)
 459 {
 460         gpio_set_value_cansleep(video_sel, 0);
 461 }
 462 #else
 463 static inline void da850_evm_setup_video_port(int video_sel) { }
 464 #endif
 465
 466 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 467                                                 unsigned ngpio, void *c)
 468 {
 469         int sel_a, sel_b, sel_c, ret;
 470
 471         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 472         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 473         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 474
 475         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 476         if (ret) {
 477                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
 478                 goto exp_setup_sela_fail;
 479         }
 480
 481         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 482         if (ret) {
 483                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
 484                 goto exp_setup_selb_fail;
 485         }
 486
 487         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 488         if (ret) {
 489                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
 490                 goto exp_setup_selc_fail;
 491         }
 492
 493         /* deselect all functionalities */
 494         gpio_direction_output(sel_a, 1);
 495         gpio_direction_output(sel_b, 1);
 496         gpio_direction_output(sel_c, 1);
 497
 498         da850_evm_ui_keys_init(gpio);
 499         ret = platform_device_register(&da850_evm_ui_keys_device);
 500         if (ret) {
 501                 pr_warn("Could not register UI GPIO expander push-buttons");
 502                 goto exp_setup_keys_fail;
 503         }
 504
 505         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 506
 507         da850_evm_setup_nor_nand();
 508
 509         da850_evm_setup_emac_rmii(sel_a);
 510
 511         da850_evm_setup_video_port(sel_c);
 512
 513         return 0;
 514
 515 exp_setup_keys_fail:
 516         gpio_free(sel_c);
 517 exp_setup_selc_fail:
 518         gpio_free(sel_b);
 519 exp_setup_selb_fail:
 520         gpio_free(sel_a);
 521 exp_setup_sela_fail:
 522         return ret;
 523 }
 524
 525 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 526                                         unsigned gpio, unsigned ngpio, void *c)
 527 {
 528         platform_device_unregister(&da850_evm_ui_keys_device);
 529
 530         /* deselect all functionalities */
 531         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 532         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 533         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 534
 535         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 536         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 537         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 538
 539         return 0;
 540 }
 541
 542 /* assign the baseboard expander's GPIOs after the UI board's */
 543 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 544 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 545
 546 enum da850_evm_bb_exp_pins {
 547         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 548         DA850_EVM_BB_EXP_SW_RST,
 549         DA850_EVM_BB_EXP_TP_23,
 550         DA850_EVM_BB_EXP_TP_22,
 551         DA850_EVM_BB_EXP_TP_21,
 552         DA850_EVM_BB_EXP_USER_PB1,
 553         DA850_EVM_BB_EXP_USER_LED2,
 554         DA850_EVM_BB_EXP_USER_LED1,
 555         DA850_EVM_BB_EXP_USER_SW1,
 556         DA850_EVM_BB_EXP_USER_SW2,
 557         DA850_EVM_BB_EXP_USER_SW3,
 558         DA850_EVM_BB_EXP_USER_SW4,
 559         DA850_EVM_BB_EXP_USER_SW5,
 560         DA850_EVM_BB_EXP_USER_SW6,
 561         DA850_EVM_BB_EXP_USER_SW7,
 562         DA850_EVM_BB_EXP_USER_SW8
 563 };
 564
 565 static const char * const da850_evm_bb_exp[] = {
 566         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 567         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 568         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 569         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 570         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 571         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 572         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 573         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 574         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 575         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 576         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 577         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 578         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 579         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 580         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 581         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 582 };
 583
 584 #define DA850_N_BB_USER_SW      8
 585
 586 static struct gpio_keys_button da850_evm_bb_keys[] = {
 587         [0] = {
 588                 .type                   = EV_KEY,
 589                 .active_low             = 1,
 590                 .wakeup                 = 0,
 591                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 592                 .code                   = KEY_PROG1,
 593                 .desc                   = NULL, /* assigned at runtime */
 594                 .gpio                   = -1, /* assigned at runtime */
 595         },
 596         [1 ... DA850_N_BB_USER_SW] = {
 597                 .type                   = EV_SW,
 598                 .active_low             = 1,
 599                 .wakeup                 = 0,
 600                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 601                 .code                   = -1, /* assigned at runtime */
 602                 .desc                   = NULL, /* assigned at runtime */
 603                 .gpio                   = -1, /* assigned at runtime */
 604         },
 605 };
 606
 607 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 608         .buttons = da850_evm_bb_keys,
 609         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 610         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 611 };
 612
 613 static struct platform_device da850_evm_bb_keys_device = {
 614         .name = "gpio-keys-polled",
 615         .id = 1,
 616         .dev = {
 617                 .platform_data = &da850_evm_bb_keys_pdata
 618         },
 619 };
 620
 621 static void da850_evm_bb_keys_init(unsigned gpio)
 622 {
 623         int i;
 624         struct gpio_keys_button *button;
 625
 626         button = &da850_evm_bb_keys[0];
 627         button->desc = (char *)
 628                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 629         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 630
 631         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 632                 button = &da850_evm_bb_keys[i + 1];
 633                 button->code = SW_LID + i;
 634                 button->desc = (char *)
 635                                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 636                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 637         }
 638 }
 639
 640 #define DA850_N_BB_USER_LED     2
 641
 642 static struct gpio_led da850_evm_bb_leds[] = {
 643         [0 ... DA850_N_BB_USER_LED - 1] = {
 644                 .active_low = 1,
 645                 .gpio = -1, /* assigned at runtime */
 646                 .name = NULL, /* assigned at runtime */
 647         },
 648 };
 649
 650 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 651         .leds = da850_evm_bb_leds,
 652         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 653 };
 654
 655 static struct platform_device da850_evm_bb_leds_device = {
 656         .name           = "leds-gpio",
 657         .id             = -1,
 658         .dev = {
 659                 .platform_data = &da850_evm_bb_leds_pdata
 660         }
 661 };
 662
 663 static void da850_evm_bb_leds_init(unsigned gpio)
 664 {
 665         int i;
 666         struct gpio_led *led;
 667
 668         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 669                 led = &da850_evm_bb_leds[i];
 670
 671                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 672                 led->name =
 673                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 674         }
 675 }
 676
 677 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 678                                                 unsigned gpio, unsigned ngpio,
 679                                                 void *c)
 680 {
 681         int ret;
 682
 683         /*
 684          * Register the switches and pushbutton on the baseboard as a gpio-keys
 685          * device.
 686          */
 687         da850_evm_bb_keys_init(gpio);
 688         ret = platform_device_register(&da850_evm_bb_keys_device);
 689         if (ret) {
 690                 pr_warn("Could not register baseboard GPIO expander keys");
 691                 goto io_exp_setup_sw_fail;
 692         }
 693
 694         da850_evm_bb_leds_init(gpio);
 695         ret = platform_device_register(&da850_evm_bb_leds_device);
 696         if (ret) {
 697                 pr_warn("Could not register baseboard GPIO expander LEDs");
 698                 goto io_exp_setup_leds_fail;
 699         }
 700
 701         return 0;
 702
 703 io_exp_setup_leds_fail:
 704         platform_device_unregister(&da850_evm_bb_keys_device);
 705 io_exp_setup_sw_fail:
 706         return ret;
 707 }
 708
 709 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 710                                         unsigned gpio, unsigned ngpio, void *c)
 711 {
 712         platform_device_unregister(&da850_evm_bb_leds_device);
 713         platform_device_unregister(&da850_evm_bb_keys_device);
 714
 715         return 0;
 716 }
 717
 718 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 719         .gpio_base      = DAVINCI_N_GPIO,
 720         .setup          = da850_evm_ui_expander_setup,
 721         .teardown       = da850_evm_ui_expander_teardown,
 722         .names          = da850_evm_ui_exp,
 723 };
 724
 725 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 726         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 727         .setup          = da850_evm_bb_expander_setup,
 728         .teardown       = da850_evm_bb_expander_teardown,
 729         .names          = da850_evm_bb_exp,
 730 };
 731
 732 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 733         {
 734                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 735         },
 736         {
 737                 I2C_BOARD_INFO("tca6416", 0x20),
 738                 .platform_data = &da850_evm_ui_expander_info,
 739         },
 740         {
 741                 I2C_BOARD_INFO("tca6416", 0x21),
 742                 .platform_data = &da850_evm_bb_expander_info,
 743         },
 744 };
 745
 746 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 747         .bus_freq       = 100,  /* kHz */
 748         .bus_delay      = 0,    /* usec */
 749 };
 750
 751 /* davinci da850 evm audio machine driver */
 752 static u8 da850_iis_serializer_direction[] = {
 753         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 754         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 755         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 756         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 757 };
 758
 759 static struct snd_platform_data da850_evm_snd_data = {
 760         .tx_dma_offset          = 0x2000,
 761         .rx_dma_offset          = 0x2000,
 762         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 763         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 764         .tdm_slots              = 2,
 765         .serial_dir             = da850_iis_serializer_direction,
 766         .asp_chan_q             = EVENTQ_0,
 767         .ram_chan_q             = EVENTQ_1,
 768         .version                = MCASP_VERSION_2,
 769         .txnumevt               = 1,
 770         .rxnumevt               = 1,
 771         .sram_size_playback     = SZ_8K,
 772         .sram_size_capture      = SZ_8K,
 773 };
 774
 775 static const short da850_evm_mcasp_pins[] __initconst = {
 776         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 777         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 778         DA850_AXR_11, DA850_AXR_12,
 779         -1
 780 };
 781
 782 static int da850_evm_mmc_get_ro(int index)
 783 {
 784         return gpio_get_value(DA850_MMCSD_WP_PIN);
 785 }
 786
 787 static int da850_evm_mmc_get_cd(int index)
 788 {
 789         return !gpio_get_value(DA850_MMCSD_CD_PIN);
 790 }
 791
 792 static struct davinci_mmc_config da850_mmc_config = {
 793         .get_ro         = da850_evm_mmc_get_ro,
 794         .get_cd         = da850_evm_mmc_get_cd,
 795         .wires          = 4,
 796         .max_freq       = 50000000,
 797         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 798 };
 799
 800 static const short da850_evm_mmcsd0_pins[] __initconst = {
 801         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 802         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 803         DA850_GPIO4_0, DA850_GPIO4_1,
 804         -1
 805 };
 806
 807 static void da850_panel_power_ctrl(int val)
 808 {
 809         /* lcd backlight */
 810         gpio_set_value(DA850_LCD_BL_PIN, val);
 811
 812         /* lcd power */
 813         gpio_set_value(DA850_LCD_PWR_PIN, val);
 814 }
 815
 816 static int da850_lcd_hw_init(void)
 817 {
 818         int status;
 819
 820         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
 821         if (status < 0)
 822                 return status;
 823
 824         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
 825         if (status < 0) {
 826                 gpio_free(DA850_LCD_BL_PIN);
 827                 return status;
 828         }
 829
 830         gpio_direction_output(DA850_LCD_BL_PIN, 0);
 831         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
 832
 833         /* Switch off panel power and backlight */
 834         da850_panel_power_ctrl(0);
 835
 836         /* Switch on panel power and backlight */
 837         da850_panel_power_ctrl(1);
 838
 839         return 0;
 840 }
 841
 842 /* TPS65070 voltage regulator support */
 843
 844 /* 3.3V */
 845 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 846         {
 847                 .supply = "usb0_vdda33",
 848         },
 849         {
 850                 .supply = "usb1_vdda33",
 851         },
 852 };
 853
 854 /* 3.3V or 1.8V */
 855 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 856         {
 857                 .supply = "dvdd3318_a",
 858         },
 859         {
 860                 .supply = "dvdd3318_b",
 861         },
 862         {
 863                 .supply = "dvdd3318_c",
 864         },
 865 };
 866
 867 /* 1.2V */
 868 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 869         {
 870                 .supply = "cvdd",
 871         },
 872 };
 873
 874 /* 1.8V LDO */
 875 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 876         {
 877                 .supply = "sata_vddr",
 878         },
 879         {
 880                 .supply = "usb0_vdda18",
 881         },
 882         {
 883                 .supply = "usb1_vdda18",
 884         },
 885         {
 886                 .supply = "ddr_dvdd18",
 887         },
 888 };
 889
 890 /* 1.2V LDO */
 891 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 892         {
 893                 .supply = "sata_vdd",
 894         },
 895         {
 896                 .supply = "pll0_vdda",
 897         },
 898         {
 899                 .supply = "pll1_vdda",
 900         },
 901         {
 902                 .supply = "usbs_cvdd",
 903         },
 904         {
 905                 .supply = "vddarnwa1",
 906         },
 907 };
 908
 909 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 910 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 911         .defdcdc_default = true,
 912 };
 913
 914 static struct regulator_init_data tps65070_regulator_data[] = {
 915         /* dcdc1 */
 916         {
 917                 .constraints = {
 918                         .min_uV = 3150000,
 919                         .max_uV = 3450000,
 920                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 921                                 REGULATOR_CHANGE_STATUS),
 922                         .boot_on = 1,
 923                 },
 924                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 925                 .consumer_supplies = tps65070_dcdc1_consumers,
 926         },
 927
 928         /* dcdc2 */
 929         {
 930                 .constraints = {
 931                         .min_uV = 1710000,
 932                         .max_uV = 3450000,
 933                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 934                                 REGULATOR_CHANGE_STATUS),
 935                         .boot_on = 1,
 936                 },
 937                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 938                 .consumer_supplies = tps65070_dcdc2_consumers,
 939                 .driver_data = &tps6507x_platform_data,
 940         },
 941
 942         /* dcdc3 */
 943         {
 944                 .constraints = {
 945                         .min_uV = 950000,
 946                         .max_uV = 1350000,
 947                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 948                                 REGULATOR_CHANGE_STATUS),
 949                         .boot_on = 1,
 950                 },
 951                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 952                 .consumer_supplies = tps65070_dcdc3_consumers,
 953                 .driver_data = &tps6507x_platform_data,
 954         },
 955
 956         /* ldo1 */
 957         {
 958                 .constraints = {
 959                         .min_uV = 1710000,
 960                         .max_uV = 1890000,
 961                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 962                                 REGULATOR_CHANGE_STATUS),
 963                         .boot_on = 1,
 964                 },
 965                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 966                 .consumer_supplies = tps65070_ldo1_consumers,
 967         },
 968
 969         /* ldo2 */
 970         {
 971                 .constraints = {
 972                         .min_uV = 1140000,
 973                         .max_uV = 1320000,
 974                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 975                                 REGULATOR_CHANGE_STATUS),
 976                         .boot_on = 1,
 977                 },
 978                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 979                 .consumer_supplies = tps65070_ldo2_consumers,
 980         },
 981 };
 982
 983 static struct touchscreen_init_data tps6507x_touchscreen_data = {
 984         .poll_period =  30,     /* ms between touch samples */
 985         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
 986         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
 987         .product = 65070,       /* /sys/class/input/input?/id/product */
 988         .version = 0x100,       /* /sys/class/input/input?/id/version */
 989 };
 990
 991 static struct tps6507x_board tps_board = {
 992         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
 993         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
 994 };
 995
 996 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
 997         {
 998                 I2C_BOARD_INFO("tps6507x", 0x48),
 999                 .platform_data = &tps_board,
1000         },
1001 };
1002
1003 static int __init pmic_tps65070_init(void)
1004 {
1005         return i2c_register_board_info(1, da850_evm_tps65070_info,
1006                                         ARRAY_SIZE(da850_evm_tps65070_info));
1007 }
1008
1009 static const short da850_evm_lcdc_pins[] = {
1010         DA850_GPIO2_8, DA850_GPIO2_15,
1011         -1
1012 };
1013
1014 static const short da850_evm_mii_pins[] = {
1015         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1016         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1017         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1018         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1019         DA850_MDIO_D,
1020         -1
1021 };
1022
1023 static const short da850_evm_rmii_pins[] = {
1024         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1025         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1026         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1027         DA850_MDIO_D,
1028         -1
1029 };
1030
1031 static int __init da850_evm_config_emac(void)
1032 {
1033         void __iomem *cfg_chip3_base;
1034         int ret;
1035         u32 val;
1036         struct davinci_soc_info *soc_info = &davinci_soc_info;
1037         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1038
1039         if (!machine_is_davinci_da850_evm())
1040                 return 0;
1041
1042         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1043
1044         val = __raw_readl(cfg_chip3_base);
1045
1046         if (rmii_en) {
1047                 val |= BIT(8);
1048                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1049                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1050                                                         " functional\n");
1051         } else {
1052                 val &= ~BIT(8);
1053                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1054                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1055                                                         " functional\n");
1056         }
1057
1058         if (ret)
1059                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1060                         __func__, ret);
1061
1062         /* configure the CFGCHIP3 register for RMII or MII */
1063         __raw_writel(val, cfg_chip3_base);
1064
1065         ret = davinci_cfg_reg(DA850_GPIO2_6);
1066         if (ret)
1067                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1068
1069         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1070         if (ret) {
1071                 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1072                 return ret;
1073         }
1074
1075         /* Enable/Disable MII MDIO clock */
1076         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1077
1078         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1079
1080         ret = da8xx_register_emac();
1081         if (ret)
1082                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1083
1084         return 0;
1085 }
1086 device_initcall(da850_evm_config_emac);
1087
1088 /*
1089  * The following EDMA channels/slots are not being used by drivers (for
1090  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1091  * they are being reserved for codecs on the DSP side.
1092  */
1093 static const s16 da850_dma0_rsv_chans[][2] = {
1094         /* (offset, number) */
1095         { 8,  6},
1096         {24,  4},
1097         {30,  2},
1098         {-1, -1}
1099 };
1100
1101 static const s16 da850_dma0_rsv_slots[][2] = {
1102         /* (offset, number) */
1103         { 8,  6},
1104         {24,  4},
1105         {30, 50},
1106         {-1, -1}
1107 };
1108
1109 static const s16 da850_dma1_rsv_chans[][2] = {
1110         /* (offset, number) */
1111         { 0, 28},
1112         {30,  2},
1113         {-1, -1}
1114 };
1115
1116 static const s16 da850_dma1_rsv_slots[][2] = {
1117         /* (offset, number) */
1118         { 0, 28},
1119         {30, 90},
1120         {-1, -1}
1121 };
1122
1123 static struct edma_rsv_info da850_edma_cc0_rsv = {
1124         .rsv_chans      = da850_dma0_rsv_chans,
1125         .rsv_slots      = da850_dma0_rsv_slots,
1126 };
1127
1128 static struct edma_rsv_info da850_edma_cc1_rsv = {
1129         .rsv_chans      = da850_dma1_rsv_chans,
1130         .rsv_slots      = da850_dma1_rsv_slots,
1131 };
1132
1133 static struct edma_rsv_info *da850_edma_rsv[2] = {
1134         &da850_edma_cc0_rsv,
1135         &da850_edma_cc1_rsv,
1136 };
1137
1138 #ifdef CONFIG_CPU_FREQ
1139 static __init int da850_evm_init_cpufreq(void)
1140 {
1141         switch (system_rev & 0xF) {
1142         case 3:
1143                 da850_max_speed = 456000;
1144                 break;
1145         case 2:
1146                 da850_max_speed = 408000;
1147                 break;
1148         case 1:
1149                 da850_max_speed = 372000;
1150                 break;
1151         }
1152
1153         return da850_register_cpufreq("pll0_sysclk3");
1154 }
1155 #else
1156 static __init int da850_evm_init_cpufreq(void) { return 0; }
1157 #endif
1158
1159 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1160
1161 #define TVP5147_CH0             "tvp514x-0"
1162 #define TVP5147_CH1             "tvp514x-1"
1163
1164 /* VPIF capture configuration */
1165 static struct tvp514x_platform_data tvp5146_pdata = {
1166                 .clk_polarity = 0,
1167                 .hs_polarity  = 1,
1168                 .vs_polarity  = 1,
1169 };
1170
1171 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1172
1173 static const struct vpif_input da850_ch0_inputs[] = {
1174         {
1175                 .input = {
1176                         .index = 0,
1177                         .name  = "Composite",
1178                         .type  = V4L2_INPUT_TYPE_CAMERA,
1179                         .capabilities = V4L2_IN_CAP_STD,
1180                         .std   = TVP514X_STD_ALL,
1181                 },
1182                 .input_route = INPUT_CVBS_VI2B,
1183                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1184                 .subdev_name = TVP5147_CH0,
1185         },
1186 };
1187
1188 static const struct vpif_input da850_ch1_inputs[] = {
1189         {
1190                 .input = {
1191                         .index = 0,
1192                         .name  = "S-Video",
1193                         .type  = V4L2_INPUT_TYPE_CAMERA,
1194                         .capabilities = V4L2_IN_CAP_STD,
1195                         .std   = TVP514X_STD_ALL,
1196                 },
1197                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1198                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1199                 .subdev_name = TVP5147_CH1,
1200         },
1201 };
1202
1203 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1204         {
1205                 .name = TVP5147_CH0,
1206                 .board_info = {
1207                         I2C_BOARD_INFO("tvp5146", 0x5d),
1208                         .platform_data = &tvp5146_pdata,
1209                 },
1210         },
1211         {
1212                 .name = TVP5147_CH1,
1213                 .board_info = {
1214                         I2C_BOARD_INFO("tvp5146", 0x5c),
1215                         .platform_data = &tvp5146_pdata,
1216                 },
1217         },
1218 };
1219
1220 static struct vpif_capture_config da850_vpif_capture_config = {
1221         .subdev_info = da850_vpif_capture_sdev_info,
1222         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1223         .chan_config[0] = {
1224                 .inputs = da850_ch0_inputs,
1225                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1226                 .vpif_if = {
1227                         .if_type = VPIF_IF_BT656,
1228                         .hd_pol  = 1,
1229                         .vd_pol  = 1,
1230                         .fid_pol = 0,
1231                 },
1232         },
1233         .chan_config[1] = {
1234                 .inputs = da850_ch1_inputs,
1235                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1236                 .vpif_if = {
1237                         .if_type = VPIF_IF_BT656,
1238                         .hd_pol  = 1,
1239                         .vd_pol  = 1,
1240                         .fid_pol = 0,
1241                 },
1242         },
1243         .card_name = "DA850/OMAP-L138 Video Capture",
1244 };
1245
1246 /* VPIF display configuration */
1247
1248 static struct adv7343_platform_data adv7343_pdata = {
1249         .mode_config = {
1250                 .dac = { 1, 1, 1 },
1251         },
1252         .sd_config = {
1253                 .sd_dac_out = { 1 },
1254         },
1255 };
1256
1257 static struct vpif_subdev_info da850_vpif_subdev[] = {
1258         {
1259                 .name = "adv7343",
1260                 .board_info = {
1261                         I2C_BOARD_INFO("adv7343", 0x2a),
1262                         .platform_data = &adv7343_pdata,
1263                 },
1264         },
1265 };
1266
1267 static const struct vpif_output da850_ch0_outputs[] = {
1268         {
1269                 .output = {
1270                         .index = 0,
1271                         .name = "Composite",
1272                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1273                         .capabilities = V4L2_OUT_CAP_STD,
1274                         .std = V4L2_STD_ALL,
1275                 },
1276                 .subdev_name = "adv7343",
1277                 .output_route = ADV7343_COMPOSITE_ID,
1278         },
1279         {
1280                 .output = {
1281                         .index = 1,
1282                         .name = "S-Video",
1283                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1284                         .capabilities = V4L2_OUT_CAP_STD,
1285                         .std = V4L2_STD_ALL,
1286                 },
1287                 .subdev_name = "adv7343",
1288                 .output_route = ADV7343_SVIDEO_ID,
1289         },
1290 };
1291
1292 static struct vpif_display_config da850_vpif_display_config = {
1293         .subdevinfo   = da850_vpif_subdev,
1294         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1295         .chan_config[0] = {
1296                 .outputs = da850_ch0_outputs,
1297                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1298         },
1299         .card_name    = "DA850/OMAP-L138 Video Display",
1300 };
1301
1302 static __init void da850_vpif_init(void)
1303 {
1304         int ret;
1305
1306         ret = da850_register_vpif();
1307         if (ret)
1308                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1309
1310         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1311         if (ret)
1312                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1313                         ret);
1314
1315         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1316         if (ret)
1317                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1318
1319         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1320         if (ret)
1321                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1322                         ret);
1323
1324         ret = da850_register_vpif_display(&da850_vpif_display_config);
1325         if (ret)
1326                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1327 }
1328
1329 #else
1330 static __init void da850_vpif_init(void) {}
1331 #endif
1332
1333 #ifdef CONFIG_DA850_WL12XX
1334
1335 static void wl12xx_set_power(int index, bool power_on)
1336 {
1337         static bool power_state;
1338
1339         pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1340
1341         if (power_on == power_state)
1342                 return;
1343         power_state = power_on;
1344
1345         if (power_on) {
1346                 /* Power up sequence required for wl127x devices */
1347                 gpio_set_value(DA850_WLAN_EN, 1);
1348                 usleep_range(15000, 15000);
1349                 gpio_set_value(DA850_WLAN_EN, 0);
1350                 usleep_range(1000, 1000);
1351                 gpio_set_value(DA850_WLAN_EN, 1);
1352                 msleep(70);
1353         } else {
1354                 gpio_set_value(DA850_WLAN_EN, 0);
1355         }
1356 }
1357
1358 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1359         .set_power      = wl12xx_set_power,
1360         .wires          = 4,
1361         .max_freq       = 25000000,
1362         .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1363                           MMC_CAP_POWER_OFF_CARD,
1364 };
1365
1366 static const short da850_wl12xx_pins[] __initconst = {
1367         DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1368         DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1369         DA850_GPIO6_9, DA850_GPIO6_10,
1370         -1
1371 };
1372
1373 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1374         .irq                    = -1,
1375         .board_ref_clock        = WL12XX_REFCLOCK_38,
1376         .platform_quirks        = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1377 };
1378
1379 static __init int da850_wl12xx_init(void)
1380 {
1381         int ret;
1382
1383         ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1384         if (ret) {
1385                 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1386                 goto exit;
1387         }
1388
1389         ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1390         if (ret) {
1391                 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1392                 goto exit;
1393         }
1394
1395         ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1396         if (ret) {
1397                 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1398                 goto exit;
1399         }
1400
1401         ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1402         if (ret) {
1403                 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1404                 goto free_wlan_en;
1405         }
1406
1407         da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1408
1409         ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1410         if (ret) {
1411                 pr_err("Could not set wl12xx data: %d\n", ret);
1412                 goto free_wlan_irq;
1413         }
1414
1415         return 0;
1416
1417 free_wlan_irq:
1418         gpio_free(DA850_WLAN_IRQ);
1419
1420 free_wlan_en:
1421         gpio_free(DA850_WLAN_EN);
1422
1423 exit:
1424         return ret;
1425 }
1426
1427 #else /* CONFIG_DA850_WL12XX */
1428
1429 static __init int da850_wl12xx_init(void)
1430 {
1431         return 0;
1432 }
1433
1434 #endif /* CONFIG_DA850_WL12XX */
1435
1436 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1437
1438 static __init void da850_evm_init(void)
1439 {
1440         int ret;
1441
1442         ret = da850_register_gpio();
1443         if (ret)
1444                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1445
1446         ret = pmic_tps65070_init();
1447         if (ret)
1448                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1449
1450         ret = da850_register_edma(da850_edma_rsv);
1451         if (ret)
1452                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1453
1454         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1455         if (ret)
1456                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1457
1458         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1459         if (ret)
1460                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1461
1462
1463         ret = da8xx_register_watchdog();
1464         if (ret)
1465                 pr_warn("%s: watchdog registration failed: %d\n",
1466                         __func__, ret);
1467
1468         if (HAS_MMC) {
1469                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1470                 if (ret)
1471                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1472                                 __func__, ret);
1473
1474                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1475                 if (ret)
1476                         pr_warn("%s: can not open GPIO %d\n",
1477                                 __func__, DA850_MMCSD_CD_PIN);
1478                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1479
1480                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1481                 if (ret)
1482                         pr_warn("%s: can not open GPIO %d\n",
1483                                 __func__, DA850_MMCSD_WP_PIN);
1484                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1485
1486                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1487                 if (ret)
1488                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1489                                 __func__, ret);
1490
1491                 ret = da850_wl12xx_init();
1492                 if (ret)
1493                         pr_warn("%s: WL12xx initialization failed: %d\n",
1494                                 __func__, ret);
1495         }
1496
1497         davinci_serial_init(da8xx_serial_device);
1498
1499         i2c_register_board_info(1, da850_evm_i2c_devices,
1500                         ARRAY_SIZE(da850_evm_i2c_devices));
1501
1502         /*
1503          * shut down uart 0 and 1; they are not used on the board and
1504          * accessing them causes endless "too much work in irq53" messages
1505          * with arago fs
1506          */
1507         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1508         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1509
1510         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1511         if (ret)
1512                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1513
1514         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1515         da8xx_register_mcasp(0, &da850_evm_snd_data);
1516
1517         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1518         if (ret)
1519                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1520
1521         ret = da8xx_register_uio_pruss();
1522         if (ret)
1523                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1524                                 ret);
1525
1526         /* Handle board specific muxing for LCD here */
1527         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1528         if (ret)
1529                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1530                         __func__, ret);
1531
1532         ret = da850_lcd_hw_init();
1533         if (ret)
1534                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1535
1536         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1537         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1538         if (ret)
1539                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1540
1541         ret = da8xx_register_rtc();
1542         if (ret)
1543                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1544
1545         ret = da850_evm_init_cpufreq();
1546         if (ret)
1547                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1548
1549         ret = da8xx_register_cpuidle();
1550         if (ret)
1551                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1552
1553         ret = da850_register_pm(&da850_pm_device);
1554         if (ret)
1555                 pr_warn("%s: suspend registration failed: %d\n", __func__, ret);
1556
1557         da850_vpif_init();
1558
1559         ret = spi_register_board_info(da850evm_spi_info,
1560                                       ARRAY_SIZE(da850evm_spi_info));
1561         if (ret)
1562                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1563                         ret);
1564
1565         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1566         if (ret)
1567                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1568
1569         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1570         if (ret)
1571                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1572
1573         da850_evm_setup_mac_addr();
1574
1575         ret = da8xx_register_rproc();
1576         if (ret)
1577                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1578                         __func__, ret);
1579 }
1580
1581 #ifdef CONFIG_SERIAL_8250_CONSOLE
1582 static int __init da850_evm_console_init(void)
1583 {
1584         if (!machine_is_davinci_da850_evm())
1585                 return 0;
1586
1587         return add_preferred_console("ttyS", 2, "115200");
1588 }
1589 console_initcall(da850_evm_console_init);
1590 #endif
1591
1592 static void __init da850_evm_map_io(void)
1593 {
1594         da850_init();
1595 }
1596
1597 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1598         .atag_offset    = 0x100,
1599         .map_io         = da850_evm_map_io,
1600         .init_irq       = cp_intc_init,
1601         .init_time      = davinci_timer_init,
1602         .init_machine   = da850_evm_init,
1603         .init_late      = davinci_init_late,
1604         .dma_zone_size  = SZ_128M,
1605         .restart        = da8xx_restart,
1606         .reserve        = da8xx_rproc_reserve_cma,
1607 MACHINE_END