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/regulator/fixed.h>
  39 #include <linux/spi/spi.h>
  40 #include <linux/spi/flash.h>
  41 #include <linux/wl12xx.h>
  42
  43 #include <mach/common.h>
  44 #include <mach/cp_intc.h>
  45 #include <mach/da8xx.h>
  46 #include <mach/mux.h>
  47 #include <mach/sram.h>
  48
  49 #include <asm/mach-types.h>
  50 #include <asm/mach/arch.h>
  51 #include <asm/system_info.h>
  52
  53 #include <media/tvp514x.h>
  54 #include <media/adv7343.h>
  55
  56 #define DA850_EVM_PHY_ID                "davinci_mdio-0:00"
  57 #define DA850_LCD_PWR_PIN               GPIO_TO_PIN(2, 8)
  58 #define DA850_LCD_BL_PIN                GPIO_TO_PIN(2, 15)
  59
  60 #define DA850_MMCSD_CD_PIN              GPIO_TO_PIN(4, 0)
  61 #define DA850_MMCSD_WP_PIN              GPIO_TO_PIN(4, 1)
  62
  63 #define DA850_WLAN_EN                   GPIO_TO_PIN(6, 9)
  64 #define DA850_WLAN_IRQ                  GPIO_TO_PIN(6, 10)
  65
  66 #define DA850_MII_MDIO_CLKEN_PIN        GPIO_TO_PIN(2, 6)
  67
  68 static struct mtd_partition da850evm_spiflash_part[] = {
  69         [0] = {
  70                 .name = "UBL",
  71                 .offset = 0,
  72                 .size = SZ_64K,
  73                 .mask_flags = MTD_WRITEABLE,
  74         },
  75         [1] = {
  76                 .name = "U-Boot",
  77                 .offset = MTDPART_OFS_APPEND,
  78                 .size = SZ_512K,
  79                 .mask_flags = MTD_WRITEABLE,
  80         },
  81         [2] = {
  82                 .name = "U-Boot-Env",
  83                 .offset = MTDPART_OFS_APPEND,
  84                 .size = SZ_64K,
  85                 .mask_flags = MTD_WRITEABLE,
  86         },
  87         [3] = {
  88                 .name = "Kernel",
  89                 .offset = MTDPART_OFS_APPEND,
  90                 .size = SZ_2M + SZ_512K,
  91                 .mask_flags = 0,
  92         },
  93         [4] = {
  94                 .name = "Filesystem",
  95                 .offset = MTDPART_OFS_APPEND,
  96                 .size = SZ_4M,
  97                 .mask_flags = 0,
  98         },
  99         [5] = {
 100                 .name = "MAC-Address",
 101                 .offset = SZ_8M - SZ_64K,
 102                 .size = SZ_64K,
 103                 .mask_flags = MTD_WRITEABLE,
 104         },
 105 };
 106
 107 static struct flash_platform_data da850evm_spiflash_data = {
 108         .name           = "m25p80",
 109         .parts          = da850evm_spiflash_part,
 110         .nr_parts       = ARRAY_SIZE(da850evm_spiflash_part),
 111         .type           = "m25p64",
 112 };
 113
 114 static struct davinci_spi_config da850evm_spiflash_cfg = {
 115         .io_type        = SPI_IO_TYPE_DMA,
 116         .c2tdelay       = 8,
 117         .t2cdelay       = 8,
 118 };
 119
 120 static struct spi_board_info da850evm_spi_info[] = {
 121         {
 122                 .modalias               = "m25p80",
 123                 .platform_data          = &da850evm_spiflash_data,
 124                 .controller_data        = &da850evm_spiflash_cfg,
 125                 .mode                   = SPI_MODE_0,
 126                 .max_speed_hz           = 30000000,
 127                 .bus_num                = 1,
 128                 .chip_select            = 0,
 129         },
 130 };
 131
 132 #ifdef CONFIG_MTD
 133 static void da850_evm_m25p80_notify_add(struct mtd_info *mtd)
 134 {
 135         char *mac_addr = davinci_soc_info.emac_pdata->mac_addr;
 136         size_t retlen;
 137
 138         if (!strcmp(mtd->name, "MAC-Address")) {
 139                 mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr);
 140                 if (retlen == ETH_ALEN)
 141                         pr_info("Read MAC addr from SPI Flash: %pM\n",
 142                                 mac_addr);
 143         }
 144 }
 145
 146 static struct mtd_notifier da850evm_spi_notifier = {
 147         .add    = da850_evm_m25p80_notify_add,
 148 };
 149
 150 static void da850_evm_setup_mac_addr(void)
 151 {
 152         register_mtd_user(&da850evm_spi_notifier);
 153 }
 154 #else
 155 static void da850_evm_setup_mac_addr(void) { }
 156 #endif
 157
 158 static struct mtd_partition da850_evm_norflash_partition[] = {
 159         {
 160                 .name           = "bootloaders + env",
 161                 .offset         = 0,
 162                 .size           = SZ_512K,
 163                 .mask_flags     = MTD_WRITEABLE,
 164         },
 165         {
 166                 .name           = "kernel",
 167                 .offset         = MTDPART_OFS_APPEND,
 168                 .size           = SZ_2M,
 169                 .mask_flags     = 0,
 170         },
 171         {
 172                 .name           = "filesystem",
 173                 .offset         = MTDPART_OFS_APPEND,
 174                 .size           = MTDPART_SIZ_FULL,
 175                 .mask_flags     = 0,
 176         },
 177 };
 178
 179 static struct physmap_flash_data da850_evm_norflash_data = {
 180         .width          = 2,
 181         .parts          = da850_evm_norflash_partition,
 182         .nr_parts       = ARRAY_SIZE(da850_evm_norflash_partition),
 183 };
 184
 185 static struct resource da850_evm_norflash_resource[] = {
 186         {
 187                 .start  = DA8XX_AEMIF_CS2_BASE,
 188                 .end    = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1,
 189                 .flags  = IORESOURCE_MEM,
 190         },
 191 };
 192
 193 static struct platform_device da850_evm_norflash_device = {
 194         .name           = "physmap-flash",
 195         .id             = 0,
 196         .dev            = {
 197                 .platform_data  = &da850_evm_norflash_data,
 198         },
 199         .num_resources  = 1,
 200         .resource       = da850_evm_norflash_resource,
 201 };
 202
 203 static struct davinci_pm_config da850_pm_pdata = {
 204         .sleepcount = 128,
 205 };
 206
 207 static struct platform_device da850_pm_device = {
 208         .name           = "pm-davinci",
 209         .dev = {
 210                 .platform_data  = &da850_pm_pdata,
 211         },
 212         .id             = -1,
 213 };
 214
 215 /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash
 216  * (128K blocks). It may be used instead of the (default) SPI flash
 217  * to boot, using TI's tools to install the secondary boot loader
 218  * (UBL) and U-Boot.
 219  */
 220 static struct mtd_partition da850_evm_nandflash_partition[] = {
 221         {
 222                 .name           = "u-boot env",
 223                 .offset         = 0,
 224                 .size           = SZ_128K,
 225                 .mask_flags     = MTD_WRITEABLE,
 226          },
 227         {
 228                 .name           = "UBL",
 229                 .offset         = MTDPART_OFS_APPEND,
 230                 .size           = SZ_128K,
 231                 .mask_flags     = MTD_WRITEABLE,
 232         },
 233         {
 234                 .name           = "u-boot",
 235                 .offset         = MTDPART_OFS_APPEND,
 236                 .size           = 4 * SZ_128K,
 237                 .mask_flags     = MTD_WRITEABLE,
 238         },
 239         {
 240                 .name           = "kernel",
 241                 .offset         = 0x200000,
 242                 .size           = SZ_2M,
 243                 .mask_flags     = 0,
 244         },
 245         {
 246                 .name           = "filesystem",
 247                 .offset         = MTDPART_OFS_APPEND,
 248                 .size           = MTDPART_SIZ_FULL,
 249                 .mask_flags     = 0,
 250         },
 251 };
 252
 253 static struct davinci_aemif_timing da850_evm_nandflash_timing = {
 254         .wsetup         = 24,
 255         .wstrobe        = 21,
 256         .whold          = 14,
 257         .rsetup         = 19,
 258         .rstrobe        = 50,
 259         .rhold          = 0,
 260         .ta             = 20,
 261 };
 262
 263 static struct davinci_nand_pdata da850_evm_nandflash_data = {
 264         .parts          = da850_evm_nandflash_partition,
 265         .nr_parts       = ARRAY_SIZE(da850_evm_nandflash_partition),
 266         .ecc_mode       = NAND_ECC_HW,
 267         .ecc_bits       = 4,
 268         .bbt_options    = NAND_BBT_USE_FLASH,
 269         .timing         = &da850_evm_nandflash_timing,
 270 };
 271
 272 static struct resource da850_evm_nandflash_resource[] = {
 273         {
 274                 .start  = DA8XX_AEMIF_CS3_BASE,
 275                 .end    = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1,
 276                 .flags  = IORESOURCE_MEM,
 277         },
 278         {
 279                 .start  = DA8XX_AEMIF_CTL_BASE,
 280                 .end    = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1,
 281                 .flags  = IORESOURCE_MEM,
 282         },
 283 };
 284
 285 static struct platform_device da850_evm_nandflash_device = {
 286         .name           = "davinci_nand",
 287         .id             = 1,
 288         .dev            = {
 289                 .platform_data  = &da850_evm_nandflash_data,
 290         },
 291         .num_resources  = ARRAY_SIZE(da850_evm_nandflash_resource),
 292         .resource       = da850_evm_nandflash_resource,
 293 };
 294
 295 static struct platform_device *da850_evm_devices[] = {
 296         &da850_evm_nandflash_device,
 297         &da850_evm_norflash_device,
 298 };
 299
 300 #define DA8XX_AEMIF_CE2CFG_OFFSET       0x10
 301 #define DA8XX_AEMIF_ASIZE_16BIT         0x1
 302
 303 static void __init da850_evm_init_nor(void)
 304 {
 305         void __iomem *aemif_addr;
 306
 307         aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K);
 308
 309         /* Configure data bus width of CS2 to 16 bit */
 310         writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) |
 311                 DA8XX_AEMIF_ASIZE_16BIT,
 312                 aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET);
 313
 314         iounmap(aemif_addr);
 315 }
 316
 317 static const short da850_evm_nand_pins[] = {
 318         DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3,
 319         DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7,
 320         DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4,
 321         DA850_NEMA_WE, DA850_NEMA_OE,
 322         -1
 323 };
 324
 325 static const short da850_evm_nor_pins[] = {
 326         DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2,
 327         DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1,
 328         DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5,
 329         DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9,
 330         DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13,
 331         DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1,
 332         DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5,
 333         DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9,
 334         DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13,
 335         DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17,
 336         DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21,
 337         DA850_EMA_A_22, DA850_EMA_A_23,
 338         -1
 339 };
 340
 341 #define HAS_MMC         IS_ENABLED(CONFIG_MMC_DAVINCI)
 342
 343 static inline void da850_evm_setup_nor_nand(void)
 344 {
 345         int ret = 0;
 346
 347         if (!HAS_MMC) {
 348                 ret = davinci_cfg_reg_list(da850_evm_nand_pins);
 349                 if (ret)
 350                         pr_warn("%s: NAND mux setup failed: %d\n",
 351                                 __func__, ret);
 352
 353                 ret = davinci_cfg_reg_list(da850_evm_nor_pins);
 354                 if (ret)
 355                         pr_warn("%s: NOR mux setup failed: %d\n",
 356                                 __func__, ret);
 357
 358                 da850_evm_init_nor();
 359
 360                 platform_add_devices(da850_evm_devices,
 361                                         ARRAY_SIZE(da850_evm_devices));
 362
 363                 if (davinci_aemif_setup(&da850_evm_nandflash_device))
 364                         pr_warn("%s: Cannot configure AEMIF.\n", __func__);
 365         }
 366 }
 367
 368 #ifdef CONFIG_DA850_UI_RMII
 369 static inline void da850_evm_setup_emac_rmii(int rmii_sel)
 370 {
 371         struct davinci_soc_info *soc_info = &davinci_soc_info;
 372
 373         soc_info->emac_pdata->rmii_en = 1;
 374         gpio_set_value_cansleep(rmii_sel, 0);
 375 }
 376 #else
 377 static inline void da850_evm_setup_emac_rmii(int rmii_sel) { }
 378 #endif
 379
 380
 381 #define DA850_KEYS_DEBOUNCE_MS  10
 382 /*
 383  * At 200ms polling interval it is possible to miss an
 384  * event by tapping very lightly on the push button but most
 385  * pushes do result in an event; longer intervals require the
 386  * user to hold the button whereas shorter intervals require
 387  * more CPU time for polling.
 388  */
 389 #define DA850_GPIO_KEYS_POLL_MS 200
 390
 391 enum da850_evm_ui_exp_pins {
 392         DA850_EVM_UI_EXP_SEL_C = 5,
 393         DA850_EVM_UI_EXP_SEL_B,
 394         DA850_EVM_UI_EXP_SEL_A,
 395         DA850_EVM_UI_EXP_PB8,
 396         DA850_EVM_UI_EXP_PB7,
 397         DA850_EVM_UI_EXP_PB6,
 398         DA850_EVM_UI_EXP_PB5,
 399         DA850_EVM_UI_EXP_PB4,
 400         DA850_EVM_UI_EXP_PB3,
 401         DA850_EVM_UI_EXP_PB2,
 402         DA850_EVM_UI_EXP_PB1,
 403 };
 404
 405 static const char * const da850_evm_ui_exp[] = {
 406         [DA850_EVM_UI_EXP_SEL_C]        = "sel_c",
 407         [DA850_EVM_UI_EXP_SEL_B]        = "sel_b",
 408         [DA850_EVM_UI_EXP_SEL_A]        = "sel_a",
 409         [DA850_EVM_UI_EXP_PB8]          = "pb8",
 410         [DA850_EVM_UI_EXP_PB7]          = "pb7",
 411         [DA850_EVM_UI_EXP_PB6]          = "pb6",
 412         [DA850_EVM_UI_EXP_PB5]          = "pb5",
 413         [DA850_EVM_UI_EXP_PB4]          = "pb4",
 414         [DA850_EVM_UI_EXP_PB3]          = "pb3",
 415         [DA850_EVM_UI_EXP_PB2]          = "pb2",
 416         [DA850_EVM_UI_EXP_PB1]          = "pb1",
 417 };
 418
 419 #define DA850_N_UI_PB           8
 420
 421 static struct gpio_keys_button da850_evm_ui_keys[] = {
 422         [0 ... DA850_N_UI_PB - 1] = {
 423                 .type                   = EV_KEY,
 424                 .active_low             = 1,
 425                 .wakeup                 = 0,
 426                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 427                 .code                   = -1, /* assigned at runtime */
 428                 .gpio                   = -1, /* assigned at runtime */
 429                 .desc                   = NULL, /* assigned at runtime */
 430         },
 431 };
 432
 433 static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = {
 434         .buttons = da850_evm_ui_keys,
 435         .nbuttons = ARRAY_SIZE(da850_evm_ui_keys),
 436         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 437 };
 438
 439 static struct platform_device da850_evm_ui_keys_device = {
 440         .name = "gpio-keys-polled",
 441         .id = 0,
 442         .dev = {
 443                 .platform_data = &da850_evm_ui_keys_pdata
 444         },
 445 };
 446
 447 static void da850_evm_ui_keys_init(unsigned gpio)
 448 {
 449         int i;
 450         struct gpio_keys_button *button;
 451
 452         for (i = 0; i < DA850_N_UI_PB; i++) {
 453                 button = &da850_evm_ui_keys[i];
 454                 button->code = KEY_F8 - i;
 455                 button->desc = (char *)
 456                                 da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i];
 457                 button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i;
 458         }
 459 }
 460
 461 #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT
 462 static inline void da850_evm_setup_video_port(int video_sel)
 463 {
 464         gpio_set_value_cansleep(video_sel, 0);
 465 }
 466 #else
 467 static inline void da850_evm_setup_video_port(int video_sel) { }
 468 #endif
 469
 470 static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio,
 471                                                 unsigned ngpio, void *c)
 472 {
 473         int sel_a, sel_b, sel_c, ret;
 474
 475         sel_a = gpio + DA850_EVM_UI_EXP_SEL_A;
 476         sel_b = gpio + DA850_EVM_UI_EXP_SEL_B;
 477         sel_c = gpio + DA850_EVM_UI_EXP_SEL_C;
 478
 479         ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]);
 480         if (ret) {
 481                 pr_warn("Cannot open UI expander pin %d\n", sel_a);
 482                 goto exp_setup_sela_fail;
 483         }
 484
 485         ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]);
 486         if (ret) {
 487                 pr_warn("Cannot open UI expander pin %d\n", sel_b);
 488                 goto exp_setup_selb_fail;
 489         }
 490
 491         ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]);
 492         if (ret) {
 493                 pr_warn("Cannot open UI expander pin %d\n", sel_c);
 494                 goto exp_setup_selc_fail;
 495         }
 496
 497         /* deselect all functionalities */
 498         gpio_direction_output(sel_a, 1);
 499         gpio_direction_output(sel_b, 1);
 500         gpio_direction_output(sel_c, 1);
 501
 502         da850_evm_ui_keys_init(gpio);
 503         ret = platform_device_register(&da850_evm_ui_keys_device);
 504         if (ret) {
 505                 pr_warn("Could not register UI GPIO expander push-buttons");
 506                 goto exp_setup_keys_fail;
 507         }
 508
 509         pr_info("DA850/OMAP-L138 EVM UI card detected\n");
 510
 511         da850_evm_setup_nor_nand();
 512
 513         da850_evm_setup_emac_rmii(sel_a);
 514
 515         da850_evm_setup_video_port(sel_c);
 516
 517         return 0;
 518
 519 exp_setup_keys_fail:
 520         gpio_free(sel_c);
 521 exp_setup_selc_fail:
 522         gpio_free(sel_b);
 523 exp_setup_selb_fail:
 524         gpio_free(sel_a);
 525 exp_setup_sela_fail:
 526         return ret;
 527 }
 528
 529 static int da850_evm_ui_expander_teardown(struct i2c_client *client,
 530                                         unsigned gpio, unsigned ngpio, void *c)
 531 {
 532         platform_device_unregister(&da850_evm_ui_keys_device);
 533
 534         /* deselect all functionalities */
 535         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1);
 536         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1);
 537         gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1);
 538
 539         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C);
 540         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B);
 541         gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A);
 542
 543         return 0;
 544 }
 545
 546 /* assign the baseboard expander's GPIOs after the UI board's */
 547 #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp)
 548 #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS)
 549
 550 enum da850_evm_bb_exp_pins {
 551         DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0,
 552         DA850_EVM_BB_EXP_SW_RST,
 553         DA850_EVM_BB_EXP_TP_23,
 554         DA850_EVM_BB_EXP_TP_22,
 555         DA850_EVM_BB_EXP_TP_21,
 556         DA850_EVM_BB_EXP_USER_PB1,
 557         DA850_EVM_BB_EXP_USER_LED2,
 558         DA850_EVM_BB_EXP_USER_LED1,
 559         DA850_EVM_BB_EXP_USER_SW1,
 560         DA850_EVM_BB_EXP_USER_SW2,
 561         DA850_EVM_BB_EXP_USER_SW3,
 562         DA850_EVM_BB_EXP_USER_SW4,
 563         DA850_EVM_BB_EXP_USER_SW5,
 564         DA850_EVM_BB_EXP_USER_SW6,
 565         DA850_EVM_BB_EXP_USER_SW7,
 566         DA850_EVM_BB_EXP_USER_SW8
 567 };
 568
 569 static const char * const da850_evm_bb_exp[] = {
 570         [DA850_EVM_BB_EXP_DEEP_SLEEP_EN]        = "deep_sleep_en",
 571         [DA850_EVM_BB_EXP_SW_RST]               = "sw_rst",
 572         [DA850_EVM_BB_EXP_TP_23]                = "tp_23",
 573         [DA850_EVM_BB_EXP_TP_22]                = "tp_22",
 574         [DA850_EVM_BB_EXP_TP_21]                = "tp_21",
 575         [DA850_EVM_BB_EXP_USER_PB1]             = "user_pb1",
 576         [DA850_EVM_BB_EXP_USER_LED2]            = "user_led2",
 577         [DA850_EVM_BB_EXP_USER_LED1]            = "user_led1",
 578         [DA850_EVM_BB_EXP_USER_SW1]             = "user_sw1",
 579         [DA850_EVM_BB_EXP_USER_SW2]             = "user_sw2",
 580         [DA850_EVM_BB_EXP_USER_SW3]             = "user_sw3",
 581         [DA850_EVM_BB_EXP_USER_SW4]             = "user_sw4",
 582         [DA850_EVM_BB_EXP_USER_SW5]             = "user_sw5",
 583         [DA850_EVM_BB_EXP_USER_SW6]             = "user_sw6",
 584         [DA850_EVM_BB_EXP_USER_SW7]             = "user_sw7",
 585         [DA850_EVM_BB_EXP_USER_SW8]             = "user_sw8",
 586 };
 587
 588 #define DA850_N_BB_USER_SW      8
 589
 590 static struct gpio_keys_button da850_evm_bb_keys[] = {
 591         [0] = {
 592                 .type                   = EV_KEY,
 593                 .active_low             = 1,
 594                 .wakeup                 = 0,
 595                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 596                 .code                   = KEY_PROG1,
 597                 .desc                   = NULL, /* assigned at runtime */
 598                 .gpio                   = -1, /* assigned at runtime */
 599         },
 600         [1 ... DA850_N_BB_USER_SW] = {
 601                 .type                   = EV_SW,
 602                 .active_low             = 1,
 603                 .wakeup                 = 0,
 604                 .debounce_interval      = DA850_KEYS_DEBOUNCE_MS,
 605                 .code                   = -1, /* assigned at runtime */
 606                 .desc                   = NULL, /* assigned at runtime */
 607                 .gpio                   = -1, /* assigned at runtime */
 608         },
 609 };
 610
 611 static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = {
 612         .buttons = da850_evm_bb_keys,
 613         .nbuttons = ARRAY_SIZE(da850_evm_bb_keys),
 614         .poll_interval = DA850_GPIO_KEYS_POLL_MS,
 615 };
 616
 617 static struct platform_device da850_evm_bb_keys_device = {
 618         .name = "gpio-keys-polled",
 619         .id = 1,
 620         .dev = {
 621                 .platform_data = &da850_evm_bb_keys_pdata
 622         },
 623 };
 624
 625 static void da850_evm_bb_keys_init(unsigned gpio)
 626 {
 627         int i;
 628         struct gpio_keys_button *button;
 629
 630         button = &da850_evm_bb_keys[0];
 631         button->desc = (char *)
 632                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1];
 633         button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1;
 634
 635         for (i = 0; i < DA850_N_BB_USER_SW; i++) {
 636                 button = &da850_evm_bb_keys[i + 1];
 637                 button->code = SW_LID + i;
 638                 button->desc = (char *)
 639                                 da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i];
 640                 button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i;
 641         }
 642 }
 643
 644 #define DA850_N_BB_USER_LED     2
 645
 646 static struct gpio_led da850_evm_bb_leds[] = {
 647         [0 ... DA850_N_BB_USER_LED - 1] = {
 648                 .active_low = 1,
 649                 .gpio = -1, /* assigned at runtime */
 650                 .name = NULL, /* assigned at runtime */
 651         },
 652 };
 653
 654 static struct gpio_led_platform_data da850_evm_bb_leds_pdata = {
 655         .leds = da850_evm_bb_leds,
 656         .num_leds = ARRAY_SIZE(da850_evm_bb_leds),
 657 };
 658
 659 static struct platform_device da850_evm_bb_leds_device = {
 660         .name           = "leds-gpio",
 661         .id             = -1,
 662         .dev = {
 663                 .platform_data = &da850_evm_bb_leds_pdata
 664         }
 665 };
 666
 667 static void da850_evm_bb_leds_init(unsigned gpio)
 668 {
 669         int i;
 670         struct gpio_led *led;
 671
 672         for (i = 0; i < DA850_N_BB_USER_LED; i++) {
 673                 led = &da850_evm_bb_leds[i];
 674
 675                 led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i;
 676                 led->name =
 677                         da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i];
 678         }
 679 }
 680
 681 static int da850_evm_bb_expander_setup(struct i2c_client *client,
 682                                                 unsigned gpio, unsigned ngpio,
 683                                                 void *c)
 684 {
 685         int ret;
 686
 687         /*
 688          * Register the switches and pushbutton on the baseboard as a gpio-keys
 689          * device.
 690          */
 691         da850_evm_bb_keys_init(gpio);
 692         ret = platform_device_register(&da850_evm_bb_keys_device);
 693         if (ret) {
 694                 pr_warn("Could not register baseboard GPIO expander keys");
 695                 goto io_exp_setup_sw_fail;
 696         }
 697
 698         da850_evm_bb_leds_init(gpio);
 699         ret = platform_device_register(&da850_evm_bb_leds_device);
 700         if (ret) {
 701                 pr_warn("Could not register baseboard GPIO expander LEDs");
 702                 goto io_exp_setup_leds_fail;
 703         }
 704
 705         return 0;
 706
 707 io_exp_setup_leds_fail:
 708         platform_device_unregister(&da850_evm_bb_keys_device);
 709 io_exp_setup_sw_fail:
 710         return ret;
 711 }
 712
 713 static int da850_evm_bb_expander_teardown(struct i2c_client *client,
 714                                         unsigned gpio, unsigned ngpio, void *c)
 715 {
 716         platform_device_unregister(&da850_evm_bb_leds_device);
 717         platform_device_unregister(&da850_evm_bb_keys_device);
 718
 719         return 0;
 720 }
 721
 722 static struct pca953x_platform_data da850_evm_ui_expander_info = {
 723         .gpio_base      = DAVINCI_N_GPIO,
 724         .setup          = da850_evm_ui_expander_setup,
 725         .teardown       = da850_evm_ui_expander_teardown,
 726         .names          = da850_evm_ui_exp,
 727 };
 728
 729 static struct pca953x_platform_data da850_evm_bb_expander_info = {
 730         .gpio_base      = DA850_BB_EXPANDER_GPIO_BASE,
 731         .setup          = da850_evm_bb_expander_setup,
 732         .teardown       = da850_evm_bb_expander_teardown,
 733         .names          = da850_evm_bb_exp,
 734 };
 735
 736 static struct i2c_board_info __initdata da850_evm_i2c_devices[] = {
 737         {
 738                 I2C_BOARD_INFO("tlv320aic3x", 0x18),
 739         },
 740         {
 741                 I2C_BOARD_INFO("tca6416", 0x20),
 742                 .platform_data = &da850_evm_ui_expander_info,
 743         },
 744         {
 745                 I2C_BOARD_INFO("tca6416", 0x21),
 746                 .platform_data = &da850_evm_bb_expander_info,
 747         },
 748 };
 749
 750 static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = {
 751         .bus_freq       = 100,  /* kHz */
 752         .bus_delay      = 0,    /* usec */
 753 };
 754
 755 /* davinci da850 evm audio machine driver */
 756 static u8 da850_iis_serializer_direction[] = {
 757         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 758         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 759         INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,  TX_MODE,
 760         RX_MODE,        INACTIVE_MODE,  INACTIVE_MODE,  INACTIVE_MODE,
 761 };
 762
 763 static struct snd_platform_data da850_evm_snd_data = {
 764         .tx_dma_offset          = 0x2000,
 765         .rx_dma_offset          = 0x2000,
 766         .op_mode                = DAVINCI_MCASP_IIS_MODE,
 767         .num_serializer         = ARRAY_SIZE(da850_iis_serializer_direction),
 768         .tdm_slots              = 2,
 769         .serial_dir             = da850_iis_serializer_direction,
 770         .asp_chan_q             = EVENTQ_0,
 771         .ram_chan_q             = EVENTQ_1,
 772         .version                = MCASP_VERSION_2,
 773         .txnumevt               = 1,
 774         .rxnumevt               = 1,
 775         .sram_size_playback     = SZ_8K,
 776         .sram_size_capture      = SZ_8K,
 777 };
 778
 779 static const short da850_evm_mcasp_pins[] __initconst = {
 780         DA850_AHCLKX, DA850_ACLKX, DA850_AFSX,
 781         DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE,
 782         DA850_AXR_11, DA850_AXR_12,
 783         -1
 784 };
 785
 786 static int da850_evm_mmc_get_ro(int index)
 787 {
 788         return gpio_get_value(DA850_MMCSD_WP_PIN);
 789 }
 790
 791 static int da850_evm_mmc_get_cd(int index)
 792 {
 793         return !gpio_get_value(DA850_MMCSD_CD_PIN);
 794 }
 795
 796 static struct davinci_mmc_config da850_mmc_config = {
 797         .get_ro         = da850_evm_mmc_get_ro,
 798         .get_cd         = da850_evm_mmc_get_cd,
 799         .wires          = 4,
 800         .max_freq       = 50000000,
 801         .caps           = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
 802 };
 803
 804 static const short da850_evm_mmcsd0_pins[] __initconst = {
 805         DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2,
 806         DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD,
 807         DA850_GPIO4_0, DA850_GPIO4_1,
 808         -1
 809 };
 810
 811 static void da850_panel_power_ctrl(int val)
 812 {
 813         /* lcd backlight */
 814         gpio_set_value(DA850_LCD_BL_PIN, val);
 815
 816         /* lcd power */
 817         gpio_set_value(DA850_LCD_PWR_PIN, val);
 818 }
 819
 820 static int da850_lcd_hw_init(void)
 821 {
 822         int status;
 823
 824         status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n");
 825         if (status < 0)
 826                 return status;
 827
 828         status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n");
 829         if (status < 0) {
 830                 gpio_free(DA850_LCD_BL_PIN);
 831                 return status;
 832         }
 833
 834         gpio_direction_output(DA850_LCD_BL_PIN, 0);
 835         gpio_direction_output(DA850_LCD_PWR_PIN, 0);
 836
 837         /* Switch off panel power and backlight */
 838         da850_panel_power_ctrl(0);
 839
 840         /* Switch on panel power and backlight */
 841         da850_panel_power_ctrl(1);
 842
 843         return 0;
 844 }
 845
 846 /* Fixed regulator support */
 847 static struct regulator_consumer_supply fixed_supplies[] = {
 848         /* Baseboard 3.3V: 5V -> TPS73701DCQ -> 3.3V */
 849         REGULATOR_SUPPLY("AVDD", "1-0018"),
 850         REGULATOR_SUPPLY("DRVDD", "1-0018"),
 851
 852         /* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
 853         REGULATOR_SUPPLY("DVDD", "1-0018"),
 854 };
 855
 856 /* TPS65070 voltage regulator support */
 857
 858 /* 3.3V */
 859 static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = {
 860         {
 861                 .supply = "usb0_vdda33",
 862         },
 863         {
 864                 .supply = "usb1_vdda33",
 865         },
 866 };
 867
 868 /* 3.3V or 1.8V */
 869 static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = {
 870         {
 871                 .supply = "dvdd3318_a",
 872         },
 873         {
 874                 .supply = "dvdd3318_b",
 875         },
 876         {
 877                 .supply = "dvdd3318_c",
 878         },
 879         REGULATOR_SUPPLY("IOVDD", "1-0018"),
 880 };
 881
 882 /* 1.2V */
 883 static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = {
 884         {
 885                 .supply = "cvdd",
 886         },
 887 };
 888
 889 /* 1.8V LDO */
 890 static struct regulator_consumer_supply tps65070_ldo1_consumers[] = {
 891         {
 892                 .supply = "sata_vddr",
 893         },
 894         {
 895                 .supply = "usb0_vdda18",
 896         },
 897         {
 898                 .supply = "usb1_vdda18",
 899         },
 900         {
 901                 .supply = "ddr_dvdd18",
 902         },
 903 };
 904
 905 /* 1.2V LDO */
 906 static struct regulator_consumer_supply tps65070_ldo2_consumers[] = {
 907         {
 908                 .supply = "sata_vdd",
 909         },
 910         {
 911                 .supply = "pll0_vdda",
 912         },
 913         {
 914                 .supply = "pll1_vdda",
 915         },
 916         {
 917                 .supply = "usbs_cvdd",
 918         },
 919         {
 920                 .supply = "vddarnwa1",
 921         },
 922 };
 923
 924 /* We take advantage of the fact that both defdcdc{2,3} are tied high */
 925 static struct tps6507x_reg_platform_data tps6507x_platform_data = {
 926         .defdcdc_default = true,
 927 };
 928
 929 static struct regulator_init_data tps65070_regulator_data[] = {
 930         /* dcdc1 */
 931         {
 932                 .constraints = {
 933                         .min_uV = 3150000,
 934                         .max_uV = 3450000,
 935                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 936                                 REGULATOR_CHANGE_STATUS),
 937                         .boot_on = 1,
 938                 },
 939                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc1_consumers),
 940                 .consumer_supplies = tps65070_dcdc1_consumers,
 941         },
 942
 943         /* dcdc2 */
 944         {
 945                 .constraints = {
 946                         .min_uV = 1710000,
 947                         .max_uV = 3450000,
 948                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 949                                 REGULATOR_CHANGE_STATUS),
 950                         .boot_on = 1,
 951                         .always_on = 1,
 952                 },
 953                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc2_consumers),
 954                 .consumer_supplies = tps65070_dcdc2_consumers,
 955                 .driver_data = &tps6507x_platform_data,
 956         },
 957
 958         /* dcdc3 */
 959         {
 960                 .constraints = {
 961                         .min_uV = 950000,
 962                         .max_uV = 1350000,
 963                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 964                                 REGULATOR_CHANGE_STATUS),
 965                         .boot_on = 1,
 966                 },
 967                 .num_consumer_supplies = ARRAY_SIZE(tps65070_dcdc3_consumers),
 968                 .consumer_supplies = tps65070_dcdc3_consumers,
 969                 .driver_data = &tps6507x_platform_data,
 970         },
 971
 972         /* ldo1 */
 973         {
 974                 .constraints = {
 975                         .min_uV = 1710000,
 976                         .max_uV = 1890000,
 977                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 978                                 REGULATOR_CHANGE_STATUS),
 979                         .boot_on = 1,
 980                 },
 981                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo1_consumers),
 982                 .consumer_supplies = tps65070_ldo1_consumers,
 983         },
 984
 985         /* ldo2 */
 986         {
 987                 .constraints = {
 988                         .min_uV = 1140000,
 989                         .max_uV = 1320000,
 990                         .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
 991                                 REGULATOR_CHANGE_STATUS),
 992                         .boot_on = 1,
 993                 },
 994                 .num_consumer_supplies = ARRAY_SIZE(tps65070_ldo2_consumers),
 995                 .consumer_supplies = tps65070_ldo2_consumers,
 996         },
 997 };
 998
 999 static struct touchscreen_init_data tps6507x_touchscreen_data = {
1000         .poll_period =  30,     /* ms between touch samples */
1001         .min_pressure = 0x30,   /* minimum pressure to trigger touch */
1002         .vendor = 0,            /* /sys/class/input/input?/id/vendor */
1003         .product = 65070,       /* /sys/class/input/input?/id/product */
1004         .version = 0x100,       /* /sys/class/input/input?/id/version */
1005 };
1006
1007 static struct tps6507x_board tps_board = {
1008         .tps6507x_pmic_init_data = &tps65070_regulator_data[0],
1009         .tps6507x_ts_init_data = &tps6507x_touchscreen_data,
1010 };
1011
1012 static struct i2c_board_info __initdata da850_evm_tps65070_info[] = {
1013         {
1014                 I2C_BOARD_INFO("tps6507x", 0x48),
1015                 .platform_data = &tps_board,
1016         },
1017 };
1018
1019 static int __init pmic_tps65070_init(void)
1020 {
1021         return i2c_register_board_info(1, da850_evm_tps65070_info,
1022                                         ARRAY_SIZE(da850_evm_tps65070_info));
1023 }
1024
1025 static const short da850_evm_lcdc_pins[] = {
1026         DA850_GPIO2_8, DA850_GPIO2_15,
1027         -1
1028 };
1029
1030 static const short da850_evm_mii_pins[] = {
1031         DA850_MII_TXEN, DA850_MII_TXCLK, DA850_MII_COL, DA850_MII_TXD_3,
1032         DA850_MII_TXD_2, DA850_MII_TXD_1, DA850_MII_TXD_0, DA850_MII_RXER,
1033         DA850_MII_CRS, DA850_MII_RXCLK, DA850_MII_RXDV, DA850_MII_RXD_3,
1034         DA850_MII_RXD_2, DA850_MII_RXD_1, DA850_MII_RXD_0, DA850_MDIO_CLK,
1035         DA850_MDIO_D,
1036         -1
1037 };
1038
1039 static const short da850_evm_rmii_pins[] = {
1040         DA850_RMII_TXD_0, DA850_RMII_TXD_1, DA850_RMII_TXEN,
1041         DA850_RMII_CRS_DV, DA850_RMII_RXD_0, DA850_RMII_RXD_1,
1042         DA850_RMII_RXER, DA850_RMII_MHZ_50_CLK, DA850_MDIO_CLK,
1043         DA850_MDIO_D,
1044         -1
1045 };
1046
1047 static int __init da850_evm_config_emac(void)
1048 {
1049         void __iomem *cfg_chip3_base;
1050         int ret;
1051         u32 val;
1052         struct davinci_soc_info *soc_info = &davinci_soc_info;
1053         u8 rmii_en = soc_info->emac_pdata->rmii_en;
1054
1055         if (!machine_is_davinci_da850_evm())
1056                 return 0;
1057
1058         cfg_chip3_base = DA8XX_SYSCFG0_VIRT(DA8XX_CFGCHIP3_REG);
1059
1060         val = __raw_readl(cfg_chip3_base);
1061
1062         if (rmii_en) {
1063                 val |= BIT(8);
1064                 ret = davinci_cfg_reg_list(da850_evm_rmii_pins);
1065                 pr_info("EMAC: RMII PHY configured, MII PHY will not be"
1066                                                         " functional\n");
1067         } else {
1068                 val &= ~BIT(8);
1069                 ret = davinci_cfg_reg_list(da850_evm_mii_pins);
1070                 pr_info("EMAC: MII PHY configured, RMII PHY will not be"
1071                                                         " functional\n");
1072         }
1073
1074         if (ret)
1075                 pr_warn("%s: CPGMAC/RMII mux setup failed: %d\n",
1076                         __func__, ret);
1077
1078         /* configure the CFGCHIP3 register for RMII or MII */
1079         __raw_writel(val, cfg_chip3_base);
1080
1081         ret = davinci_cfg_reg(DA850_GPIO2_6);
1082         if (ret)
1083                 pr_warn("%s:GPIO(2,6) mux setup failed\n", __func__);
1084
1085         ret = gpio_request(DA850_MII_MDIO_CLKEN_PIN, "mdio_clk_en");
1086         if (ret) {
1087                 pr_warn("Cannot open GPIO %d\n", DA850_MII_MDIO_CLKEN_PIN);
1088                 return ret;
1089         }
1090
1091         /* Enable/Disable MII MDIO clock */
1092         gpio_direction_output(DA850_MII_MDIO_CLKEN_PIN, rmii_en);
1093
1094         soc_info->emac_pdata->phy_id = DA850_EVM_PHY_ID;
1095
1096         ret = da8xx_register_emac();
1097         if (ret)
1098                 pr_warn("%s: EMAC registration failed: %d\n", __func__, ret);
1099
1100         return 0;
1101 }
1102 device_initcall(da850_evm_config_emac);
1103
1104 /*
1105  * The following EDMA channels/slots are not being used by drivers (for
1106  * example: Timer, GPIO, UART events etc) on da850/omap-l138 EVM, hence
1107  * they are being reserved for codecs on the DSP side.
1108  */
1109 static const s16 da850_dma0_rsv_chans[][2] = {
1110         /* (offset, number) */
1111         { 8,  6},
1112         {24,  4},
1113         {30,  2},
1114         {-1, -1}
1115 };
1116
1117 static const s16 da850_dma0_rsv_slots[][2] = {
1118         /* (offset, number) */
1119         { 8,  6},
1120         {24,  4},
1121         {30, 50},
1122         {-1, -1}
1123 };
1124
1125 static const s16 da850_dma1_rsv_chans[][2] = {
1126         /* (offset, number) */
1127         { 0, 28},
1128         {30,  2},
1129         {-1, -1}
1130 };
1131
1132 static const s16 da850_dma1_rsv_slots[][2] = {
1133         /* (offset, number) */
1134         { 0, 28},
1135         {30, 90},
1136         {-1, -1}
1137 };
1138
1139 static struct edma_rsv_info da850_edma_cc0_rsv = {
1140         .rsv_chans      = da850_dma0_rsv_chans,
1141         .rsv_slots      = da850_dma0_rsv_slots,
1142 };
1143
1144 static struct edma_rsv_info da850_edma_cc1_rsv = {
1145         .rsv_chans      = da850_dma1_rsv_chans,
1146         .rsv_slots      = da850_dma1_rsv_slots,
1147 };
1148
1149 static struct edma_rsv_info *da850_edma_rsv[2] = {
1150         &da850_edma_cc0_rsv,
1151         &da850_edma_cc1_rsv,
1152 };
1153
1154 #ifdef CONFIG_CPU_FREQ
1155 static __init int da850_evm_init_cpufreq(void)
1156 {
1157         switch (system_rev & 0xF) {
1158         case 3:
1159                 da850_max_speed = 456000;
1160                 break;
1161         case 2:
1162                 da850_max_speed = 408000;
1163                 break;
1164         case 1:
1165                 da850_max_speed = 372000;
1166                 break;
1167         }
1168
1169         return da850_register_cpufreq("pll0_sysclk3");
1170 }
1171 #else
1172 static __init int da850_evm_init_cpufreq(void) { return 0; }
1173 #endif
1174
1175 #if defined(CONFIG_DA850_UI_SD_VIDEO_PORT)
1176
1177 #define TVP5147_CH0             "tvp514x-0"
1178 #define TVP5147_CH1             "tvp514x-1"
1179
1180 /* VPIF capture configuration */
1181 static struct tvp514x_platform_data tvp5146_pdata = {
1182                 .clk_polarity = 0,
1183                 .hs_polarity  = 1,
1184                 .vs_polarity  = 1,
1185 };
1186
1187 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
1188
1189 static const struct vpif_input da850_ch0_inputs[] = {
1190         {
1191                 .input = {
1192                         .index = 0,
1193                         .name  = "Composite",
1194                         .type  = V4L2_INPUT_TYPE_CAMERA,
1195                         .capabilities = V4L2_IN_CAP_STD,
1196                         .std   = TVP514X_STD_ALL,
1197                 },
1198                 .input_route = INPUT_CVBS_VI2B,
1199                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1200                 .subdev_name = TVP5147_CH0,
1201         },
1202 };
1203
1204 static const struct vpif_input da850_ch1_inputs[] = {
1205         {
1206                 .input = {
1207                         .index = 0,
1208                         .name  = "S-Video",
1209                         .type  = V4L2_INPUT_TYPE_CAMERA,
1210                         .capabilities = V4L2_IN_CAP_STD,
1211                         .std   = TVP514X_STD_ALL,
1212                 },
1213                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
1214                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
1215                 .subdev_name = TVP5147_CH1,
1216         },
1217 };
1218
1219 static struct vpif_subdev_info da850_vpif_capture_sdev_info[] = {
1220         {
1221                 .name = TVP5147_CH0,
1222                 .board_info = {
1223                         I2C_BOARD_INFO("tvp5146", 0x5d),
1224                         .platform_data = &tvp5146_pdata,
1225                 },
1226         },
1227         {
1228                 .name = TVP5147_CH1,
1229                 .board_info = {
1230                         I2C_BOARD_INFO("tvp5146", 0x5c),
1231                         .platform_data = &tvp5146_pdata,
1232                 },
1233         },
1234 };
1235
1236 static struct vpif_capture_config da850_vpif_capture_config = {
1237         .subdev_info = da850_vpif_capture_sdev_info,
1238         .subdev_count = ARRAY_SIZE(da850_vpif_capture_sdev_info),
1239         .chan_config[0] = {
1240                 .inputs = da850_ch0_inputs,
1241                 .input_count = ARRAY_SIZE(da850_ch0_inputs),
1242                 .vpif_if = {
1243                         .if_type = VPIF_IF_BT656,
1244                         .hd_pol  = 1,
1245                         .vd_pol  = 1,
1246                         .fid_pol = 0,
1247                 },
1248         },
1249         .chan_config[1] = {
1250                 .inputs = da850_ch1_inputs,
1251                 .input_count = ARRAY_SIZE(da850_ch1_inputs),
1252                 .vpif_if = {
1253                         .if_type = VPIF_IF_BT656,
1254                         .hd_pol  = 1,
1255                         .vd_pol  = 1,
1256                         .fid_pol = 0,
1257                 },
1258         },
1259         .card_name = "DA850/OMAP-L138 Video Capture",
1260 };
1261
1262 /* VPIF display configuration */
1263
1264 static struct adv7343_platform_data adv7343_pdata = {
1265         .mode_config = {
1266                 .dac = { 1, 1, 1 },
1267         },
1268         .sd_config = {
1269                 .sd_dac_out = { 1 },
1270         },
1271 };
1272
1273 static struct vpif_subdev_info da850_vpif_subdev[] = {
1274         {
1275                 .name = "adv7343",
1276                 .board_info = {
1277                         I2C_BOARD_INFO("adv7343", 0x2a),
1278                         .platform_data = &adv7343_pdata,
1279                 },
1280         },
1281 };
1282
1283 static const struct vpif_output da850_ch0_outputs[] = {
1284         {
1285                 .output = {
1286                         .index = 0,
1287                         .name = "Composite",
1288                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1289                         .capabilities = V4L2_OUT_CAP_STD,
1290                         .std = V4L2_STD_ALL,
1291                 },
1292                 .subdev_name = "adv7343",
1293                 .output_route = ADV7343_COMPOSITE_ID,
1294         },
1295         {
1296                 .output = {
1297                         .index = 1,
1298                         .name = "S-Video",
1299                         .type = V4L2_OUTPUT_TYPE_ANALOG,
1300                         .capabilities = V4L2_OUT_CAP_STD,
1301                         .std = V4L2_STD_ALL,
1302                 },
1303                 .subdev_name = "adv7343",
1304                 .output_route = ADV7343_SVIDEO_ID,
1305         },
1306 };
1307
1308 static struct vpif_display_config da850_vpif_display_config = {
1309         .subdevinfo   = da850_vpif_subdev,
1310         .subdev_count = ARRAY_SIZE(da850_vpif_subdev),
1311         .chan_config[0] = {
1312                 .outputs = da850_ch0_outputs,
1313                 .output_count = ARRAY_SIZE(da850_ch0_outputs),
1314         },
1315         .card_name    = "DA850/OMAP-L138 Video Display",
1316 };
1317
1318 static __init void da850_vpif_init(void)
1319 {
1320         int ret;
1321
1322         ret = da850_register_vpif();
1323         if (ret)
1324                 pr_warn("da850_evm_init: VPIF setup failed: %d\n", ret);
1325
1326         ret = davinci_cfg_reg_list(da850_vpif_capture_pins);
1327         if (ret)
1328                 pr_warn("da850_evm_init: VPIF capture mux setup failed: %d\n",
1329                         ret);
1330
1331         ret = da850_register_vpif_capture(&da850_vpif_capture_config);
1332         if (ret)
1333                 pr_warn("da850_evm_init: VPIF capture setup failed: %d\n", ret);
1334
1335         ret = davinci_cfg_reg_list(da850_vpif_display_pins);
1336         if (ret)
1337                 pr_warn("da850_evm_init: VPIF display mux setup failed: %d\n",
1338                         ret);
1339
1340         ret = da850_register_vpif_display(&da850_vpif_display_config);
1341         if (ret)
1342                 pr_warn("da850_evm_init: VPIF display setup failed: %d\n", ret);
1343 }
1344
1345 #else
1346 static __init void da850_vpif_init(void) {}
1347 #endif
1348
1349 #ifdef CONFIG_DA850_WL12XX
1350
1351 static void wl12xx_set_power(int index, bool power_on)
1352 {
1353         static bool power_state;
1354
1355         pr_debug("Powering %s wl12xx", power_on ? "on" : "off");
1356
1357         if (power_on == power_state)
1358                 return;
1359         power_state = power_on;
1360
1361         if (power_on) {
1362                 /* Power up sequence required for wl127x devices */
1363                 gpio_set_value(DA850_WLAN_EN, 1);
1364                 usleep_range(15000, 15000);
1365                 gpio_set_value(DA850_WLAN_EN, 0);
1366                 usleep_range(1000, 1000);
1367                 gpio_set_value(DA850_WLAN_EN, 1);
1368                 msleep(70);
1369         } else {
1370                 gpio_set_value(DA850_WLAN_EN, 0);
1371         }
1372 }
1373
1374 static struct davinci_mmc_config da850_wl12xx_mmc_config = {
1375         .set_power      = wl12xx_set_power,
1376         .wires          = 4,
1377         .max_freq       = 25000000,
1378         .caps           = MMC_CAP_4_BIT_DATA | MMC_CAP_NONREMOVABLE |
1379                           MMC_CAP_POWER_OFF_CARD,
1380 };
1381
1382 static const short da850_wl12xx_pins[] __initconst = {
1383         DA850_MMCSD1_DAT_0, DA850_MMCSD1_DAT_1, DA850_MMCSD1_DAT_2,
1384         DA850_MMCSD1_DAT_3, DA850_MMCSD1_CLK, DA850_MMCSD1_CMD,
1385         DA850_GPIO6_9, DA850_GPIO6_10,
1386         -1
1387 };
1388
1389 static struct wl12xx_platform_data da850_wl12xx_wlan_data __initdata = {
1390         .irq                    = -1,
1391         .board_ref_clock        = WL12XX_REFCLOCK_38,
1392         .platform_quirks        = WL12XX_PLATFORM_QUIRK_EDGE_IRQ,
1393 };
1394
1395 static __init int da850_wl12xx_init(void)
1396 {
1397         int ret;
1398
1399         ret = davinci_cfg_reg_list(da850_wl12xx_pins);
1400         if (ret) {
1401                 pr_err("wl12xx/mmc mux setup failed: %d\n", ret);
1402                 goto exit;
1403         }
1404
1405         ret = da850_register_mmcsd1(&da850_wl12xx_mmc_config);
1406         if (ret) {
1407                 pr_err("wl12xx/mmc registration failed: %d\n", ret);
1408                 goto exit;
1409         }
1410
1411         ret = gpio_request_one(DA850_WLAN_EN, GPIOF_OUT_INIT_LOW, "wl12xx_en");
1412         if (ret) {
1413                 pr_err("Could not request wl12xx enable gpio: %d\n", ret);
1414                 goto exit;
1415         }
1416
1417         ret = gpio_request_one(DA850_WLAN_IRQ, GPIOF_IN, "wl12xx_irq");
1418         if (ret) {
1419                 pr_err("Could not request wl12xx irq gpio: %d\n", ret);
1420                 goto free_wlan_en;
1421         }
1422
1423         da850_wl12xx_wlan_data.irq = gpio_to_irq(DA850_WLAN_IRQ);
1424
1425         ret = wl12xx_set_platform_data(&da850_wl12xx_wlan_data);
1426         if (ret) {
1427                 pr_err("Could not set wl12xx data: %d\n", ret);
1428                 goto free_wlan_irq;
1429         }
1430
1431         return 0;
1432
1433 free_wlan_irq:
1434         gpio_free(DA850_WLAN_IRQ);
1435
1436 free_wlan_en:
1437         gpio_free(DA850_WLAN_EN);
1438
1439 exit:
1440         return ret;
1441 }
1442
1443 #else /* CONFIG_DA850_WL12XX */
1444
1445 static __init int da850_wl12xx_init(void)
1446 {
1447         return 0;
1448 }
1449
1450 #endif /* CONFIG_DA850_WL12XX */
1451
1452 #define DA850EVM_SATA_REFCLKPN_RATE     (100 * 1000 * 1000)
1453
1454 static __init void da850_evm_init(void)
1455 {
1456         int ret;
1457
1458         ret = da850_register_gpio();
1459         if (ret)
1460                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
1461
1462         regulator_register_fixed(0, fixed_supplies, ARRAY_SIZE(fixed_supplies));
1463
1464         ret = pmic_tps65070_init();
1465         if (ret)
1466                 pr_warn("%s: TPS65070 PMIC init failed: %d\n", __func__, ret);
1467
1468         ret = da850_register_edma(da850_edma_rsv);
1469         if (ret)
1470                 pr_warn("%s: EDMA registration failed: %d\n", __func__, ret);
1471
1472         ret = davinci_cfg_reg_list(da850_i2c0_pins);
1473         if (ret)
1474                 pr_warn("%s: I2C0 mux setup failed: %d\n", __func__, ret);
1475
1476         ret = da8xx_register_i2c(0, &da850_evm_i2c_0_pdata);
1477         if (ret)
1478                 pr_warn("%s: I2C0 registration failed: %d\n", __func__, ret);
1479
1480
1481         ret = da8xx_register_watchdog();
1482         if (ret)
1483                 pr_warn("%s: watchdog registration failed: %d\n",
1484                         __func__, ret);
1485
1486         if (HAS_MMC) {
1487                 ret = davinci_cfg_reg_list(da850_evm_mmcsd0_pins);
1488                 if (ret)
1489                         pr_warn("%s: MMCSD0 mux setup failed: %d\n",
1490                                 __func__, ret);
1491
1492                 ret = gpio_request(DA850_MMCSD_CD_PIN, "MMC CD\n");
1493                 if (ret)
1494                         pr_warn("%s: can not open GPIO %d\n",
1495                                 __func__, DA850_MMCSD_CD_PIN);
1496                 gpio_direction_input(DA850_MMCSD_CD_PIN);
1497
1498                 ret = gpio_request(DA850_MMCSD_WP_PIN, "MMC WP\n");
1499                 if (ret)
1500                         pr_warn("%s: can not open GPIO %d\n",
1501                                 __func__, DA850_MMCSD_WP_PIN);
1502                 gpio_direction_input(DA850_MMCSD_WP_PIN);
1503
1504                 ret = da8xx_register_mmcsd0(&da850_mmc_config);
1505                 if (ret)
1506                         pr_warn("%s: MMCSD0 registration failed: %d\n",
1507                                 __func__, ret);
1508
1509                 ret = da850_wl12xx_init();
1510                 if (ret)
1511                         pr_warn("%s: WL12xx initialization failed: %d\n",
1512                                 __func__, ret);
1513         }
1514
1515         davinci_serial_init(da8xx_serial_device);
1516
1517         i2c_register_board_info(1, da850_evm_i2c_devices,
1518                         ARRAY_SIZE(da850_evm_i2c_devices));
1519
1520         /*
1521          * shut down uart 0 and 1; they are not used on the board and
1522          * accessing them causes endless "too much work in irq53" messages
1523          * with arago fs
1524          */
1525         __raw_writel(0, IO_ADDRESS(DA8XX_UART1_BASE) + 0x30);
1526         __raw_writel(0, IO_ADDRESS(DA8XX_UART0_BASE) + 0x30);
1527
1528         ret = davinci_cfg_reg_list(da850_evm_mcasp_pins);
1529         if (ret)
1530                 pr_warn("%s: McASP mux setup failed: %d\n", __func__, ret);
1531
1532         da850_evm_snd_data.sram_pool = sram_get_gen_pool();
1533         da8xx_register_mcasp(0, &da850_evm_snd_data);
1534
1535         ret = davinci_cfg_reg_list(da850_lcdcntl_pins);
1536         if (ret)
1537                 pr_warn("%s: LCDC mux setup failed: %d\n", __func__, ret);
1538
1539         ret = da8xx_register_uio_pruss();
1540         if (ret)
1541                 pr_warn("da850_evm_init: pruss initialization failed: %d\n",
1542                                 ret);
1543
1544         /* Handle board specific muxing for LCD here */
1545         ret = davinci_cfg_reg_list(da850_evm_lcdc_pins);
1546         if (ret)
1547                 pr_warn("%s: EVM specific LCD mux setup failed: %d\n",
1548                         __func__, ret);
1549
1550         ret = da850_lcd_hw_init();
1551         if (ret)
1552                 pr_warn("%s: LCD initialization failed: %d\n", __func__, ret);
1553
1554         sharp_lk043t1dg01_pdata.panel_power_ctrl = da850_panel_power_ctrl,
1555         ret = da8xx_register_lcdc(&sharp_lk043t1dg01_pdata);
1556         if (ret)
1557                 pr_warn("%s: LCDC registration failed: %d\n", __func__, ret);
1558
1559         ret = da8xx_register_rtc();
1560         if (ret)
1561                 pr_warn("%s: RTC setup failed: %d\n", __func__, ret);
1562
1563         ret = da850_evm_init_cpufreq();
1564         if (ret)
1565                 pr_warn("%s: cpufreq registration failed: %d\n", __func__, ret);
1566
1567         ret = da8xx_register_cpuidle();
1568         if (ret)
1569                 pr_warn("%s: cpuidle registration failed: %d\n", __func__, ret);
1570
1571         ret = da850_register_pm(&da850_pm_device);
1572         if (ret)
1573                 pr_warn("%s: suspend registration failed: %d\n", __func__, ret);
1574
1575         da850_vpif_init();
1576
1577         ret = spi_register_board_info(da850evm_spi_info,
1578                                       ARRAY_SIZE(da850evm_spi_info));
1579         if (ret)
1580                 pr_warn("%s: spi info registration failed: %d\n", __func__,
1581                         ret);
1582
1583         ret = da8xx_register_spi_bus(1, ARRAY_SIZE(da850evm_spi_info));
1584         if (ret)
1585                 pr_warn("%s: SPI 1 registration failed: %d\n", __func__, ret);
1586
1587         ret = da850_register_sata(DA850EVM_SATA_REFCLKPN_RATE);
1588         if (ret)
1589                 pr_warn("%s: SATA registration failed: %d\n", __func__, ret);
1590
1591         da850_evm_setup_mac_addr();
1592
1593         ret = da8xx_register_rproc();
1594         if (ret)
1595                 pr_warn("%s: dsp/rproc registration failed: %d\n",
1596                         __func__, ret);
1597 }
1598
1599 #ifdef CONFIG_SERIAL_8250_CONSOLE
1600 static int __init da850_evm_console_init(void)
1601 {
1602         if (!machine_is_davinci_da850_evm())
1603                 return 0;
1604
1605         return add_preferred_console("ttyS", 2, "115200");
1606 }
1607 console_initcall(da850_evm_console_init);
1608 #endif
1609
1610 static void __init da850_evm_map_io(void)
1611 {
1612         da850_init();
1613 }
1614
1615 MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM")
1616         .atag_offset    = 0x100,
1617         .map_io         = da850_evm_map_io,
1618         .init_irq       = cp_intc_init,
1619         .init_time      = davinci_timer_init,
1620         .init_machine   = da850_evm_init,
1621         .init_late      = davinci_init_late,
1622         .dma_zone_size  = SZ_128M,
1623         .restart        = da8xx_restart,
1624         .reserve        = da8xx_rproc_reserve_cma,
1625 MACHINE_END