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/i2c/at24.h>
  22 #include <linux/i2c/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 #if defined(CONFIG_MMC_DAVINCI) || \
 339     defined(CONFIG_MMC_DAVINCI_MODULE)
 340 #define HAS_MMC 1
 341 #else
 342 #define HAS_MMC 0
 343 #endif
 344
 345 static inline void da850_evm_setup_nor_nand(void)
 346 {
 347         int ret = 0;
 348
 349         if (!HAS_MMC) {
 350                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 351                 if (ret)
 352                         pr_warn("%s: NAND mux setup failed: %d\n",
 353                                 __func__, ret);
 354
 355                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 356                 if (ret)
 357                         pr_warn("%s: NOR mux setup failed: %d\n",
 358                                 __func__, ret);
 359
 360                 da850_evm_init_nor();
 361
 362                 platform_add_devices(da850_evm_devices,
 363                                         ARRAY_SIZE(da850_evm_devices));
 364         }
 365 }
 366
 367 #ifdef CONFIG_DA850_UI_RMII
 368 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 369 {
 370         struct davinci_soc_info *soc_info = &davinci_soc_info;
 371
 372         soc_info->emac_pdata->rmii_en = 1;
 373         gpio_set_value_cansleep(rmii_sel, 0);
 374 }
 375 #else
 376 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 377 #endif
 378
 379
 380 #define DA850_KEYS_DEBOUNCE_MS  10
 381 /*
 382  * At 200ms polling interval it is possible to miss an
 383  * event by tapping very lightly on the push button but most
 384  * pushes do result in an event; longer intervals require the
 385  * user to hold the button whereas shorter intervals require
 386  * more CPU time for polling.
 387  */
 388 #define DA850_GPIO_KEYS_POLL_MS 200
 389
 390 enum da850_evm_ui_exp_pins {
 391         DA850_EVM_UI_EXP_SEL_C = 5,
 392         DA850_EVM_UI_EXP_SEL_B,
 393         DA850_EVM_UI_EXP_SEL_A,
 394         DA850_EVM_UI_EXP_PB8,
 395         DA850_EVM_UI_EXP_PB7,
 396         DA850_EVM_UI_EXP_PB6,
 397         DA850_EVM_UI_EXP_PB5,
 398         DA850_EVM_UI_EXP_PB4,
 399         DA850_EVM_UI_EXP_PB3,
 400         DA850_EVM_UI_EXP_PB2,
 401         DA850_EVM_UI_EXP_PB1,
 402 };
 403
 404 static const char const *da850_evm_ui_exp[] = {
 405         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 406         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 407         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 408         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 409         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 410         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 411         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 412         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 413         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 414         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 415         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 416 };
 417
 418 #define DA850_N_UI_PB           8
 419
 420 static struct gpio_keys_button da850_evm_ui_keys[] = {
 421         [0 ... DA850_N_UI_PB - 1] = {
 422                 .type                   = EV_KEY,
 423                 .active_low             = 1,
 424                 .wakeup                 = 0,
 425                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 426                 .code                   = -1, /* assigned at runtime */
 427                 .gpio                   = -1, /* assigned at runtime */
 428                 .desc                   = NULL, /* assigned at runtime */
 429         },
 430 };
 431
 432 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 433         .buttons = da850_evm_ui_keys,
 434         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 435         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 436 };
 437
 438 static struct platform_device da850_evm_ui_keys_device = {
 439         .name = "gpio-keys-polled",
 440         .id = 0,
 441         .dev = {
 442                 .platform_data = &da850_evm_ui_keys_pdata
 443         },
 444 };
 445
 446 static void da850_evm_ui_keys_init(unsigned gpio)
 447 {
 448         int i;
 449         struct gpio_keys_button *button;
 450
 451         for (i = 0; i < DA850_N_UI_PB; i++) {
 452                 button = &da850_evm_ui_keys[i];
 453                 button->code = KEY_F8 - i;
 454                 button->desc = (char *)
 455                                 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 456                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 457         }
 458 }
 459
 460 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 461 static inline void da850_evm_setup_video_port(int video_sel)
 462 {
 463         gpio_set_value_cansleep(video_sel, 0);
 464 }
 465 #else
 466 static inline void da850_evm_setup_video_port(int video_sel) { }
 467 #endif
 468
 469 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 470                                                 unsigned ngpio, void *c)
 471 {
 472         int sel_a, sel_b, sel_c, ret;
 473
 474         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 475         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 476         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 477
 478         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 479         if (ret) {
 480                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
 481                 goto exp_setup_sela_fail;
 482         }
 483
 484         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 485         if (ret) {
 486                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
 487                 goto exp_setup_selb_fail;
 488         }
 489
 490         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 491         if (ret) {
 492                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
 493                 goto exp_setup_selc_fail;
 494         }
 495
 496         /* deselect all functionalities */
 497         gpio_direction_output(sel_a, 1);
 498         gpio_direction_output(sel_b, 1);
 499         gpio_direction_output(sel_c, 1);
 500
 501         da850_evm_ui_keys_init(gpio);
 502         ret = platform_device_register(&da850_evm_ui_keys_device);
 503         if (ret) {
 504                 pr_warn("Could not register UI GPIO expander push-buttons");
 505                 goto exp_setup_keys_fail;
 506         }
 507
 508         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 509
 510         da850_evm_setup_nor_nand();
 511
 512         da850_evm_setup_emac_rmii(sel_a);
 513
 514         da850_evm_setup_video_port(sel_c);
 515
 516         return 0;
 517
 518 exp_setup_keys_fail:
 519         gpio_free(sel_c);
 520 exp_setup_selc_fail:
 521         gpio_free(sel_b);
 522 exp_setup_selb_fail:
 523         gpio_free(sel_a);
 524 exp_setup_sela_fail:
 525         return ret;
 526 }
 527
 528 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 529                                         unsigned gpio, unsigned ngpio, void *c)
 530 {
 531         platform_device_unregister(&da850_evm_ui_keys_device);
 532
 533         /* deselect all functionalities */
 534         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 535         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 536         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 537
 538         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 539         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 540         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 541
 542         return 0;
 543 }
 544
 545 /* assign the baseboard expander's GPIOs after the UI board's */
 546 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 547 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 548
 549 enum da850_evm_bb_exp_pins {
 550         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 551         DA850_EVM_BB_EXP_SW_RST,
 552         DA850_EVM_BB_EXP_TP_23,
 553         DA850_EVM_BB_EXP_TP_22,
 554         DA850_EVM_BB_EXP_TP_21,
 555         DA850_EVM_BB_EXP_USER_PB1,
 556         DA850_EVM_BB_EXP_USER_LED2,
 557         DA850_EVM_BB_EXP_USER_LED1,
 558         DA850_EVM_BB_EXP_USER_SW1,
 559         DA850_EVM_BB_EXP_USER_SW2,
 560         DA850_EVM_BB_EXP_USER_SW3,
 561         DA850_EVM_BB_EXP_USER_SW4,
 562         DA850_EVM_BB_EXP_USER_SW5,
 563         DA850_EVM_BB_EXP_USER_SW6,
 564         DA850_EVM_BB_EXP_USER_SW7,
 565         DA850_EVM_BB_EXP_USER_SW8
 566 };
 567
 568 static const char const *da850_evm_bb_exp[] = {
 569         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 570         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 571         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 572         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 573         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 574         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 575         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 576         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 577         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 578         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 579         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 580         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 581         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 582         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 583         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 584         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 585 };
 586
 587 #define DA850_N_BB_USER_SW      8
 588
 589 static struct gpio_keys_button da850_evm_bb_keys[] = {
 590         [0] = {
 591                 .type                   = EV_KEY,
 592                 .active_low             = 1,
 593                 .wakeup                 = 0,
 594                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 595                 .code                   = KEY_PROG1,
 596                 .desc                   = NULL, /* assigned at runtime */
 597                 .gpio                   = -1, /* assigned at runtime */
 598         },
 599         [1 ... DA850_N_BB_USER_SW] = {
 600                 .type                   = EV_SW,
 601                 .active_low             = 1,
 602                 .wakeup                 = 0,
 603                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 604                 .code                   = -1, /* assigned at runtime */
 605                 .desc                   = NULL, /* assigned at runtime */
 606                 .gpio                   = -1, /* assigned at runtime */
 607         },
 608 };
 609
 610 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 611         .buttons = da850_evm_bb_keys,
 612         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 613         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 614 };
 615
 616 static struct platform_device da850_evm_bb_keys_device = {
 617         .name = "gpio-keys-polled",
 618         .id = 1,
 619         .dev = {
 620                 .platform_data = &da850_evm_bb_keys_pdata
 621         },
 622 };
 623
 624 static void da850_evm_bb_keys_init(unsigned gpio)
 625 {
 626         int i;
 627         struct gpio_keys_button *button;
 628
 629         button = &da850_evm_bb_keys[0];
 630         button->desc = (char *)
 631                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 632         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 633
 634         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 635                 button = &da850_evm_bb_keys[i + 1];
 636                 button->code = SW_LID + i;
 637                 button->desc = (char *)
 638                                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 639                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 640         }
 641 }
 642
 643 #define DA850_N_BB_USER_LED     2
 644
 645 static struct gpio_led da850_evm_bb_leds[] = {
 646         [0 ... DA850_N_BB_USER_LED - 1] = {
 647                 .active_low = 1,
 648                 .gpio = -1, /* assigned at runtime */
 649                 .name = NULL, /* assigned at runtime */
 650         },
 651 };
 652
 653 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 654         .leds = da850_evm_bb_leds,
 655         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 656 };
 657
 658 static struct platform_device da850_evm_bb_leds_device = {
 659         .name           = "leds-gpio",
 660         .id             = -1,
 661         .dev = {
 662                 .platform_data = &da850_evm_bb_leds_pdata
 663         }
 664 };
 665
 666 static void da850_evm_bb_leds_init(unsigned gpio)
 667 {
 668         int i;
 669         struct gpio_led *led;
 670
 671         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 672                 led = &da850_evm_bb_leds[i];
 673
 674                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 675                 led->name =
 676                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 677         }
 678 }
 679
 680 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 681                                                 unsigned gpio, unsigned ngpio,
 682                                                 void *c)
 683 {
 684         int ret;
 685
 686         /*
 687          * Register the switches and pushbutton on the baseboard as a gpio-keys
 688          * device.
 689          */
 690         da850_evm_bb_keys_init(gpio);
 691         ret = platform_device_register(&da850_evm_bb_keys_device);
 692         if (ret) {
 693                 pr_warn("Could not register baseboard GPIO expander keys");
 694                 goto io_exp_setup_sw_fail;
 695         }
 696
 697         da850_evm_bb_leds_init(gpio);
 698         ret = platform_device_register(&da850_evm_bb_leds_device);
 699         if (ret) {
 700                 pr_warn("Could not register baseboard GPIO expander LEDs");
 701                 goto io_exp_setup_leds_fail;
 702         }
 703
 704         return 0;
 705
 706 io_exp_setup_leds_fail:
 707         platform_device_unregister(&da850_evm_bb_keys_device);
 708 io_exp_setup_sw_fail:
 709         return ret;
 710 }
 711
 712 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 713                                         unsigned gpio, unsigned ngpio, void *c)
 714 {
 715         platform_device_unregister(&da850_evm_bb_leds_device);
 716         platform_device_unregister(&da850_evm_bb_keys_device);
 717
 718         return 0;
 719 }
 720
 721 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 722         .gpio_base      = DAVINCI_N_GPIO,
 723         .setup          = da850_evm_ui_expander_setup,
 724         .teardown       = da850_evm_ui_expander_teardown,
 725         .names          = da850_evm_ui_exp,
 726 };
 727
 728 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 729         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 730         .setup          = da850_evm_bb_expander_setup,
 731         .teardown       = da850_evm_bb_expander_teardown,
 732         .names          = da850_evm_bb_exp,
 733 };
 734
 735 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 736         {
 737                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 738         },
 739         {
 740                 I2C_BOARD_INFO("tca6416", 0x20),
 741                 .platform_data = &da850_evm_ui_expander_info,
 742         },
 743         {
 744                 I2C_BOARD_INFO("tca6416", 0x21),
 745                 .platform_data = &da850_evm_bb_expander_info,
 746         },
 747 };
 748
 749 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 750         .bus_freq       = 100,  /* kHz */
 751         .bus_delay      = 0,    /* usec */
 752 };
 753
 754 static struct davinci_uart_config da850_evm_uart_config __initdata = {
 755         .enabled_uarts = 0x7,
 756 };
 757
 758 /* davinci da850 evm audio machine driver */
 759 static u8 da850_iis_serializer_direction[] = {
 760         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 761         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 762         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 763         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 764 };
 765
 766 static struct snd_platform_data da850_evm_snd_data = {
 767         .tx_dma_offset          = 0x2000,
 768         .rx_dma_offset          = 0x2000,
 769         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 770         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 771         .tdm_slots              = 2,
 772         .serial_dir             = da850_iis_serializer_direction,
 773         .asp_chan_q             = EVENTQ_0,
 774         .ram_chan_q             = EVENTQ_1,
 775         .version                = MCASP_VERSION_2,
 776         .txnumevt               = 1,
 777         .rxnumevt               = 1,
 778         .sram_size_playback     = SZ_8K,
 779         .sram_size_capture      = SZ_8K,
 780 };
 781
 782 static const short da850_evm_mcasp_pins[] __initconst = {
 783         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 784         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 785         DA850_AXR_11, DA850_AXR_12,
 786         -1
 787 };
 788
 789 static int da850_evm_mmc_get_ro(int index)
 790 {
 791         return gpio_get_value(DA850_MMCSD_WP_PIN);
 792 }
 793
 794 static int da850_evm_mmc_get_cd(int index)
 795 {
 796         return !gpio_get_value(DA850_MMCSD_CD_PIN);
 797 }
 798
 799 static struct davinci_mmc_config da850_mmc_config = {
 800         .get_ro         = da850_evm_mmc_get_ro,
 801         .get_cd         = da850_evm_mmc_get_cd,
 802         .wires          = 4,
 803         .max_freq       = 50000000,
 804         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 805         .version        = MMC_CTLR_VERSION_2,
 806 };
 807
 808 static const short da850_evm_mmcsd0_pins[] __initconst = {
 809         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 810         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 811         DA850_GPIO4_0, DA850_GPIO4_1,
 812         -1
 813 };
 814
 815 static void da850_panel_power_ctrl(int val)
 816 {
 817         /* lcd backlight */
 818         gpio_set_value(DA850_LCD_BL_PIN, val);
 819
 820         /* lcd power */
 821         gpio_set_value(DA850_LCD_PWR_PIN, val);
 822 }
 823
 824 static int da850_lcd_hw_init(void)
 825 {
 826         int status;
 827
 828         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
 829         if (status < 0)
 830                 return status;
 831
 832         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
 833         if (status < 0) {
 834                 gpio_free(DA850_LCD_BL_PIN);
 835                 return status;
 836         }
 837
 838         gpio_direction_output(DA850_LCD_BL_PIN, 0);
 839         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
 840
 841         /* Switch off panel power and backlight */
 842         da850_panel_power_ctrl(0);
 843
 844         /* Switch on panel power and backlight */
 845         da850_panel_power_ctrl(1);
 846
 847         return 0;
 848 }
 849
 850 /* TPS65070 voltage regulator support */
 851
 852 /* 3.3V */
 853 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 854         {
 855                 .supply = "usb0_vdda33",
 856         },
 857         {
 858                 .supply = "usb1_vdda33",
 859         },
 860 };
 861
 862 /* 3.3V or 1.8V */
 863 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 864         {
 865                 .supply = "dvdd3318_a",
 866         },
 867         {
 868                 .supply = "dvdd3318_b",
 869         },
 870         {
 871                 .supply = "dvdd3318_c",
 872         },
 873 };
 874
 875 /* 1.2V */
 876 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 877         {
 878                 .supply = "cvdd",
 879         },
 880 };
 881
 882 /* 1.8V LDO */
 883 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 884         {
 885                 .supply = "sata_vddr",
 886         },
 887         {
 888                 .supply = "usb0_vdda18",
 889         },
 890         {
 891                 .supply = "usb1_vdda18",
 892         },
 893         {
 894                 .supply = "ddr_dvdd18",
 895         },
 896 };
 897
 898 /* 1.2V LDO */
 899 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 900         {
 901                 .supply = "sata_vdd",
 902         },
 903         {
 904                 .supply = "pll0_vdda",
 905         },
 906         {
 907                 .supply = "pll1_vdda",
 908         },
 909         {
 910                 .supply = "usbs_cvdd",
 911         },
 912         {
 913                 .supply = "vddarnwa1",
 914         },
 915 };
 916
 917 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 918 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 919         .defdcdc_default = true,
 920 };
 921
 922 static struct regulator_init_data tps65070_regulator_data[] = {
 923         /* dcdc1 */
 924         {
 925                 .constraints = {
 926                         .min_uV = 3150000,
 927                         .max_uV = 3450000,
 928                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 929                                 REGULATOR_CHANGE_STATUS),
 930                         .boot_on = 1,
 931                 },
 932                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 933                 .consumer_supplies = tps65070_dcdc1_consumers,
 934         },
 935
 936         /* dcdc2 */
 937         {
 938                 .constraints = {
 939                         .min_uV = 1710000,
 940                         .max_uV = 3450000,
 941                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 942                                 REGULATOR_CHANGE_STATUS),
 943                         .boot_on = 1,
 944                 },
 945                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 946                 .consumer_supplies = tps65070_dcdc2_consumers,
 947                 .driver_data = &tps6507x_platform_data,
 948         },
 949
 950         /* dcdc3 */
 951         {
 952                 .constraints = {
 953                         .min_uV = 950000,
 954                         .max_uV = 1350000,
 955                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 956                                 REGULATOR_CHANGE_STATUS),
 957                         .boot_on = 1,
 958                 },
 959                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 960                 .consumer_supplies = tps65070_dcdc3_consumers,
 961                 .driver_data = &tps6507x_platform_data,
 962         },
 963
 964         /* ldo1 */
 965         {
 966                 .constraints = {
 967                         .min_uV = 1710000,
 968                         .max_uV = 1890000,
 969                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 970                                 REGULATOR_CHANGE_STATUS),
 971                         .boot_on = 1,
 972                 },
 973                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 974                 .consumer_supplies = tps65070_ldo1_consumers,
 975         },
 976
 977         /* ldo2 */
 978         {
 979                 .constraints = {
 980                         .min_uV = 1140000,
 981                         .max_uV = 1320000,
 982                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 983                                 REGULATOR_CHANGE_STATUS),
 984                         .boot_on = 1,
 985                 },
 986                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 987                 .consumer_supplies = tps65070_ldo2_consumers,
 988         },
 989 };
 990
 991 static struct touchscreen_init_data tps6507x_touchscreen_data = {
 992         .poll_period =  30,     /* ms between touch samples */
 993         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
 994         .vref = 0,              /* turn off vref when not using A/D */
 995         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
 996         .product = 65070,       /* /sys/class/input/input?/id/product */
 997         .version = 0x100,       /* /sys/class/input/input?/id/version */
 998 };
 999
1000 static struct tps6507x_board tps_board = {
1001         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1002         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1003 };
1004
1005 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1006         {
1007                 I2C_BOARD_INFO("tps6507x", 0x48),
1008                 .platform_data = &tps_board,
1009         },
1010 };
1011
1012 static int __init pmic_tps65070_init(void)
1013 {
1014         return i2c_register_board_info(1, da850_evm_tps65070_info,
1015                                         ARRAY_SIZE(da850_evm_tps65070_info));
1016 }
1017
1018 static const short da850_evm_lcdc_pins[] = {
1019         DA850_GPIO2_8, DA850_GPIO2_15,
1020         -1
1021 };
1022
1023 static const short da850_evm_mii_pins[] = {
1024         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1025         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1026         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1027         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1028         DA850_MDIO_D,
1029         -1
1030 };
1031
1032 static const short da850_evm_rmii_pins[] = {
1033         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1034         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1035         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1036         DA850_MDIO_D,
1037         -1
1038 };
1039
1040 static int __init da850_evm_config_emac(void)
1041 {
1042         void __iomem *cfg_chip3_base;
1043         int ret;
1044         u32 val;
1045         struct davinci_soc_info *soc_info = &davinci_soc_info;
1046         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1047
1048         if (!machine_is_davinci_da850_evm())
1049                 return 0;
1050
1051         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1052
1053         val = __raw_readl(cfg_chip3_base);
1054
1055         if (rmii_en) {
1056                 val |= BIT(8);
1057                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1058                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1059                                                         " functional\n");
1060         } else {
1061                 val &= ~BIT(8);
1062                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1063                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1064                                                         " functional\n");
1065         }
1066
1067         if (ret)
1068                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1069                         __func__, ret);
1070
1071         /* configure the CFGCHIP3 register for RMII or MII */
1072         __raw_writel(val, cfg_chip3_base);
1073
1074         ret = davinci_cfg_reg(DA850_GPIO2_6);
1075         if (ret)
1076                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1077
1078         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1079         if (ret) {
1080                 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1081                 return ret;
1082         }
1083
1084         /* Enable/Disable MII MDIO clock */
1085         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1086
1087         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1088
1089         ret = da8xx_register_emac();
1090         if (ret)
1091                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1092
1093         return 0;
1094 }
1095 device_initcall(da850_evm_config_emac);
1096
1097 /*
1098  * The following EDMA channels/slots are not being used by drivers (for
1099  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1100  * they are being reserved for codecs on the DSP side.
1101  */
1102 static const s16 da850_dma0_rsv_chans[][2] = {
1103         /* (offset, number) */
1104         { 8,  6},
1105         {24,  4},
1106         {30,  2},
1107         {-1, -1}
1108 };
1109
1110 static const s16 da850_dma0_rsv_slots[][2] = {
1111         /* (offset, number) */
1112         { 8,  6},
1113         {24,  4},
1114         {30, 50},
1115         {-1, -1}
1116 };
1117
1118 static const s16 da850_dma1_rsv_chans[][2] = {
1119         /* (offset, number) */
1120         { 0, 28},
1121         {30,  2},
1122         {-1, -1}
1123 };
1124
1125 static const s16 da850_dma1_rsv_slots[][2] = {
1126         /* (offset, number) */
1127         { 0, 28},
1128         {30, 90},
1129         {-1, -1}
1130 };
1131
1132 static struct edma_rsv_info da850_edma_cc0_rsv = {
1133         .rsv_chans      = da850_dma0_rsv_chans,
1134         .rsv_slots      = da850_dma0_rsv_slots,
1135 };
1136
1137 static struct edma_rsv_info da850_edma_cc1_rsv = {
1138         .rsv_chans      = da850_dma1_rsv_chans,
1139         .rsv_slots      = da850_dma1_rsv_slots,
1140 };
1141
1142 static struct edma_rsv_info *da850_edma_rsv[2] = {
1143         &da850_edma_cc0_rsv,
1144         &da850_edma_cc1_rsv,
1145 };
1146
1147 #ifdef CONFIG_CPU_FREQ
1148 static __init int da850_evm_init_cpufreq(void)
1149 {
1150         switch (system_rev & 0xF) {
1151         case 3:
1152                 da850_max_speed = 456000;
1153                 break;
1154         case 2:
1155                 da850_max_speed = 408000;
1156                 break;
1157         case 1:
1158                 da850_max_speed = 372000;
1159                 break;
1160         }
1161
1162         return da850_register_cpufreq("pll0_sysclk3");
1163 }
1164 #else
1165 static __init int da850_evm_init_cpufreq(void) { return 0; }
1166 #endif
1167
1168 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1169
1170 #define TVP5147_CH0             "tvp514x-0"
1171 #define TVP5147_CH1             "tvp514x-1"
1172
1173 /* VPIF capture configuration */
1174 static struct tvp514x_platform_data tvp5146_pdata = {
1175                 .clk_polarity = 0,
1176                 .hs_polarity  = 1,
1177                 .vs_polarity  = 1,
1178 };
1179
1180 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1181
1182 static const struct vpif_input da850_ch0_inputs[] = {
1183         {
1184                 .input = {
1185                         .index = 0,
1186                         .name  = "Composite",
1187                         .type  = V4L2_INPUT_TYPE_CAMERA,
1188                         .capabilities = V4L2_IN_CAP_STD,
1189                         .std   = TVP514X_STD_ALL,
1190                 },
1191                 .input_route = INPUT_CVBS_VI2B,
1192                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1193                 .subdev_name = TVP5147_CH0,
1194         },
1195 };
1196
1197 static const struct vpif_input da850_ch1_inputs[] = {
1198         {
1199                 .input = {
1200                         .index = 0,
1201                         .name  = "S-Video",
1202                         .type  = V4L2_INPUT_TYPE_CAMERA,
1203                         .capabilities = V4L2_IN_CAP_STD,
1204                         .std   = TVP514X_STD_ALL,
1205                 },
1206                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1207                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1208                 .subdev_name = TVP5147_CH1,
1209         },
1210 };
1211
1212 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1213         {
1214                 .name = TVP5147_CH0,
1215                 .board_info = {
1216                         I2C_BOARD_INFO("tvp5146", 0x5d),
1217                         .platform_data = &tvp5146_pdata,
1218                 },
1219         },
1220         {
1221                 .name = TVP5147_CH1,
1222                 .board_info = {
1223                         I2C_BOARD_INFO("tvp5146", 0x5c),
1224                         .platform_data = &tvp5146_pdata,
1225                 },
1226         },
1227 };
1228
1229 static struct vpif_capture_config da850_vpif_capture_config = {
1230         .subdev_info = da850_vpif_capture_sdev_info,
1231         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1232         .chan_config[0] = {
1233                 .inputs = da850_ch0_inputs,
1234                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1235                 .vpif_if = {
1236                         .if_type = VPIF_IF_BT656,
1237                         .hd_pol  = 1,
1238                         .vd_pol  = 1,
1239                         .fid_pol = 0,
1240                 },
1241         },
1242         .chan_config[1] = {
1243                 .inputs = da850_ch1_inputs,
1244                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1245                 .vpif_if = {
1246                         .if_type = VPIF_IF_BT656,
1247                         .hd_pol  = 1,
1248                         .vd_pol  = 1,
1249                         .fid_pol = 0,
1250                 },
1251         },
1252         .card_name = "DA850/OMAP-L138 Video Capture",
1253 };
1254
1255 /* VPIF display configuration */
1256 static struct vpif_subdev_info da850_vpif_subdev[] = {
1257         {
1258                 .name = "adv7343",
1259                 .board_info = {
1260                         I2C_BOARD_INFO("adv7343", 0x2a),
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         .version        = MMC_CTLR_VERSION_2,
1363 };
1364
1365 static const short da850_wl12xx_pins[] __initconst = {
1366         DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1367         DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1368         DA850_GPIO6_9, DA850_GPIO6_10,
1369         -1
1370 };
1371
1372 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1373         .irq                    = -1,
1374         .board_ref_clock        = WL12XX_REFCLOCK_38,
1375         .platform_quirks        = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1376 };
1377
1378 static __init int da850_wl12xx_init(void)
1379 {
1380         int ret;
1381
1382         ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1383         if (ret) {
1384                 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1385                 goto exit;
1386         }
1387
1388         ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1389         if (ret) {
1390                 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1391                 goto exit;
1392         }
1393
1394         ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1395         if (ret) {
1396                 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1397                 goto exit;
1398         }
1399
1400         ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1401         if (ret) {
1402                 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1403                 goto free_wlan_en;
1404         }
1405
1406         da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1407
1408         ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1409         if (ret) {
1410                 pr_err("Could not set wl12xx data: %d\n", ret);
1411                 goto free_wlan_irq;
1412         }
1413
1414         return 0;
1415
1416 free_wlan_irq:
1417         gpio_free(DA850_WLAN_IRQ);
1418
1419 free_wlan_en:
1420         gpio_free(DA850_WLAN_EN);
1421
1422 exit:
1423         return ret;
1424 }
1425
1426 #else /* CONFIG_DA850_WL12XX */
1427
1428 static __init int da850_wl12xx_init(void)
1429 {
1430         return 0;
1431 }
1432
1433 #endif /* CONFIG_DA850_WL12XX */
1434
1435 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1436
1437 static __init void da850_evm_init(void)
1438 {
1439         int ret;
1440
1441         ret = pmic_tps65070_init();
1442         if (ret)
1443                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1444
1445         ret = da850_register_edma(da850_edma_rsv);
1446         if (ret)
1447                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1448
1449         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1450         if (ret)
1451                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1452
1453         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1454         if (ret)
1455                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1456
1457
1458         ret = da8xx_register_watchdog();
1459         if (ret)
1460                 pr_warn("%s: watchdog registration failed: %d\n",
1461                         __func__, ret);
1462
1463         if (HAS_MMC) {
1464                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1465                 if (ret)
1466                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1467                                 __func__, ret);
1468
1469                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1470                 if (ret)
1471                         pr_warn("%s: can not open GPIO %d\n",
1472                                 __func__, DA850_MMCSD_CD_PIN);
1473                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1474
1475                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1476                 if (ret)
1477                         pr_warn("%s: can not open GPIO %d\n",
1478                                 __func__, DA850_MMCSD_WP_PIN);
1479                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1480
1481                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1482                 if (ret)
1483                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1484                                 __func__, ret);
1485
1486                 ret = da850_wl12xx_init();
1487                 if (ret)
1488                         pr_warn("%s: WL12xx initialization failed: %d\n",
1489                                 __func__, ret);
1490         }
1491
1492         davinci_serial_init(&da850_evm_uart_config);
1493
1494         i2c_register_board_info(1, da850_evm_i2c_devices,
1495                         ARRAY_SIZE(da850_evm_i2c_devices));
1496
1497         /*
1498          * shut down uart 0 and 1; they are not used on the board and
1499          * accessing them causes endless "too much work in irq53" messages
1500          * with arago fs
1501          */
1502         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1503         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1504
1505         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1506         if (ret)
1507                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1508
1509         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1510         da8xx_register_mcasp(0, &da850_evm_snd_data);
1511
1512         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1513         if (ret)
1514                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1515
1516         ret = da8xx_register_uio_pruss();
1517         if (ret)
1518                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1519                                 ret);
1520
1521         /* Handle board specific muxing for LCD here */
1522         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1523         if (ret)
1524                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1525                         __func__, ret);
1526
1527         ret = da850_lcd_hw_init();
1528         if (ret)
1529                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1530
1531         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1532         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1533         if (ret)
1534                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1535
1536         ret = da8xx_register_rtc();
1537         if (ret)
1538                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1539
1540         ret = da850_evm_init_cpufreq();
1541         if (ret)
1542                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1543
1544         ret = da8xx_register_cpuidle();
1545         if (ret)
1546                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1547
1548         ret = da850_register_pm(&da850_pm_device);
1549         if (ret)
1550                 pr_warn("%s: suspend registration failed: %d\n", __func__, ret);
1551
1552         da850_vpif_init();
1553
1554         ret = da8xx_register_spi(1, da850evm_spi_info,
1555                                  ARRAY_SIZE(da850evm_spi_info));
1556         if (ret)
1557                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1558
1559         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1560         if (ret)
1561                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1562
1563         da850_evm_setup_mac_addr();
1564 }
1565
1566 #ifdef CONFIG_SERIAL_8250_CONSOLE
1567 static int __init da850_evm_console_init(void)
1568 {
1569         if (!machine_is_davinci_da850_evm())
1570                 return 0;
1571
1572         return add_preferred_console("ttyS", 2, "115200");
1573 }
1574 console_initcall(da850_evm_console_init);
1575 #endif
1576
1577 static void __init da850_evm_map_io(void)
1578 {
1579         da850_init();
1580 }
1581
1582 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1583         .atag_offset    = 0x100,
1584         .map_io         = da850_evm_map_io,
1585         .init_irq       = cp_intc_init,
1586         .timer          = &davinci_timer,
1587         .init_machine   = da850_evm_init,
1588         .init_late      = davinci_init_late,
1589         .dma_zone_size  = SZ_128M,
1590         .restart        = da8xx_restart,
1591 MACHINE_END