arch/arm/mach-davinci/board-dm646x-evm.c

   1 /*
   2  * TI DaVinci DM646X EVM board
   3  *
   4  * Derived from: arch/arm/mach-davinci/board-evm.c
   5  * Copyright (C) 2006 Texas Instruments.
   6  *
   7  * (C) 2007-2008, MontaVista Software, Inc.
   8  *
   9  * This file is licensed under the terms of the GNU General Public License
  10  * version 2. This program is licensed "as is" without any warranty of any
  11  * kind, whether express or implied.
  12  *
  13  */
  14
  15 /**************************************************************************
  16  * Included Files
  17  **************************************************************************/
  18
  19 #include <linux/kernel.h>
  20 #include <linux/init.h>
  21 #include <linux/leds.h>
  22 #include <linux/gpio.h>
  23 #include <linux/platform_device.h>
  24 #include <linux/i2c.h>
  25 #include <linux/platform_data/at24.h>
  26 #include <linux/platform_data/pcf857x.h>
  27 #include <linux/platform_data/ti-aemif.h>
  28
  29 #include <media/i2c/tvp514x.h>
  30 #include <media/i2c/adv7343.h>
  31
  32 #include <linux/mtd/mtd.h>
  33 #include <linux/mtd/rawnand.h>
  34 #include <linux/mtd/partitions.h>
  35 #include <linux/clk.h>
  36 #include <linux/export.h>
  37 #include <linux/platform_data/gpio-davinci.h>
  38 #include <linux/platform_data/i2c-davinci.h>
  39 #include <linux/platform_data/mtd-davinci.h>
  40 #include <linux/platform_data/mtd-davinci-aemif.h>
  41
  42 #include <asm/mach-types.h>
  43 #include <asm/mach/arch.h>
  44
  45 #include <mach/common.h>
  46 #include <mach/irqs.h>
  47 #include <mach/serial.h>
  48
  49 #include "davinci.h"
  50
  51 #define NAND_BLOCK_SIZE         SZ_128K
  52
  53 /* Note: We are setting first partition as 'bootloader' constituting UBL, U-Boot
  54  * and U-Boot environment this avoids dependency on any particular combination
  55  * of UBL, U-Boot or flashing tools etc.
  56  */
  57 static struct mtd_partition davinci_nand_partitions[] = {
  58         {
  59                 /* UBL, U-Boot with environment */
  60                 .name           = "bootloader",
  61                 .offset         = MTDPART_OFS_APPEND,
  62                 .size           = 16 * NAND_BLOCK_SIZE,
  63                 .mask_flags     = MTD_WRITEABLE,        /* force read-only */
  64         }, {
  65                 .name           = "kernel",
  66                 .offset         = MTDPART_OFS_APPEND,
  67                 .size           = SZ_4M,
  68                 .mask_flags     = 0,
  69         }, {
  70                 .name           = "filesystem",
  71                 .offset         = MTDPART_OFS_APPEND,
  72                 .size           = MTDPART_SIZ_FULL,
  73                 .mask_flags     = 0,
  74         }
  75 };
  76
  77 static struct davinci_aemif_timing dm6467tevm_nandflash_timing = {
  78         .wsetup         = 29,
  79         .wstrobe        = 24,
  80         .whold          = 14,
  81         .rsetup         = 19,
  82         .rstrobe        = 33,
  83         .rhold          = 0,
  84         .ta             = 29,
  85 };
  86
  87 static struct davinci_nand_pdata davinci_nand_data = {
  88         .core_chipsel           = 0,
  89         .mask_cle               = 0x80000,
  90         .mask_ale               = 0x40000,
  91         .parts                  = davinci_nand_partitions,
  92         .nr_parts               = ARRAY_SIZE(davinci_nand_partitions),
  93         .ecc_mode               = NAND_ECC_HW,
  94         .ecc_bits               = 1,
  95         .options                = 0,
  96 };
  97
  98 static struct resource davinci_nand_resources[] = {
  99         {
 100                 .start          = DM646X_ASYNC_EMIF_CS2_SPACE_BASE,
 101                 .end            = DM646X_ASYNC_EMIF_CS2_SPACE_BASE + SZ_32M - 1,
 102                 .flags          = IORESOURCE_MEM,
 103         }, {
 104                 .start          = DM646X_ASYNC_EMIF_CONTROL_BASE,
 105                 .end            = DM646X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
 106                 .flags          = IORESOURCE_MEM,
 107         },
 108 };
 109
 110 static struct platform_device davinci_aemif_devices[] = {
 111         {
 112                 .name           = "davinci_nand",
 113                 .id             = 0,
 114                 .num_resources  = ARRAY_SIZE(davinci_nand_resources),
 115                 .resource       = davinci_nand_resources,
 116                 .dev            = {
 117                         .platform_data  = &davinci_nand_data,
 118                 },
 119         },
 120 };
 121
 122 static struct resource davinci_aemif_resources[] = {
 123         {
 124                 .start  = DM646X_ASYNC_EMIF_CONTROL_BASE,
 125                 .end    = DM646X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
 126                 .flags  = IORESOURCE_MEM,
 127         },
 128 };
 129
 130 static struct aemif_abus_data davinci_aemif_abus_data[] = {
 131         {
 132                 .cs     = 1,
 133         },
 134 };
 135
 136 static struct aemif_platform_data davinci_aemif_pdata = {
 137         .abus_data              = davinci_aemif_abus_data,
 138         .num_abus_data          = ARRAY_SIZE(davinci_aemif_abus_data),
 139         .sub_devices            = davinci_aemif_devices,
 140         .num_sub_devices        = ARRAY_SIZE(davinci_aemif_devices),
 141 };
 142
 143 static struct platform_device davinci_aemif_device = {
 144         .name           = "ti-aemif",
 145         .id             = -1,
 146         .dev = {
 147                 .platform_data  = &davinci_aemif_pdata,
 148         },
 149         .resource       = davinci_aemif_resources,
 150         .num_resources  = ARRAY_SIZE(davinci_aemif_resources),
 151 };
 152
 153 #define HAS_ATA         (IS_ENABLED(CONFIG_BLK_DEV_PALMCHIP_BK3710) || \
 154                          IS_ENABLED(CONFIG_PATA_BK3710))
 155
 156 #ifdef CONFIG_I2C
 157 /* CPLD Register 0 bits to control ATA */
 158 #define DM646X_EVM_ATA_RST              BIT(0)
 159 #define DM646X_EVM_ATA_PWD              BIT(1)
 160
 161 /* CPLD Register 0 Client: used for I/O Control */
 162 static int cpld_reg0_probe(struct i2c_client *client,
 163                            const struct i2c_device_id *id)
 164 {
 165         if (HAS_ATA) {
 166                 u8 data;
 167                 struct i2c_msg msg[2] = {
 168                         {
 169                                 .addr = client->addr,
 170                                 .flags = I2C_M_RD,
 171                                 .len = 1,
 172                                 .buf = &data,
 173                         },
 174                         {
 175                                 .addr = client->addr,
 176                                 .flags = 0,
 177                                 .len = 1,
 178                                 .buf = &data,
 179                         },
 180                 };
 181
 182                 /* Clear ATA_RSTn and ATA_PWD bits to enable ATA operation. */
 183                 i2c_transfer(client->adapter, msg, 1);
 184                 data &= ~(DM646X_EVM_ATA_RST | DM646X_EVM_ATA_PWD);
 185                 i2c_transfer(client->adapter, msg + 1, 1);
 186         }
 187
 188         return 0;
 189 }
 190
 191 static const struct i2c_device_id cpld_reg_ids[] = {
 192         { "cpld_reg0", 0, },
 193         { },
 194 };
 195
 196 static struct i2c_driver dm6467evm_cpld_driver = {
 197         .driver.name    = "cpld_reg0",
 198         .id_table       = cpld_reg_ids,
 199         .probe          = cpld_reg0_probe,
 200 };
 201
 202 /* LEDS */
 203
 204 static struct gpio_led evm_leds[] = {
 205         { .name = "DS1", .active_low = 1, },
 206         { .name = "DS2", .active_low = 1, },
 207         { .name = "DS3", .active_low = 1, },
 208         { .name = "DS4", .active_low = 1, },
 209 };
 210
 211 static const struct gpio_led_platform_data evm_led_data = {
 212         .num_leds = ARRAY_SIZE(evm_leds),
 213         .leds     = evm_leds,
 214 };
 215
 216 static struct platform_device *evm_led_dev;
 217
 218 static int evm_led_setup(struct i2c_client *client, int gpio,
 219                         unsigned int ngpio, void *c)
 220 {
 221         struct gpio_led *leds = evm_leds;
 222         int status;
 223
 224         while (ngpio--) {
 225                 leds->gpio = gpio++;
 226                 leds++;
 227         }
 228
 229         evm_led_dev = platform_device_alloc("leds-gpio", 0);
 230         platform_device_add_data(evm_led_dev, &evm_led_data,
 231                                 sizeof(evm_led_data));
 232
 233         evm_led_dev->dev.parent = &client->dev;
 234         status = platform_device_add(evm_led_dev);
 235         if (status < 0) {
 236                 platform_device_put(evm_led_dev);
 237                 evm_led_dev = NULL;
 238         }
 239         return status;
 240 }
 241
 242 static int evm_led_teardown(struct i2c_client *client, int gpio,
 243                                 unsigned ngpio, void *c)
 244 {
 245         if (evm_led_dev) {
 246                 platform_device_unregister(evm_led_dev);
 247                 evm_led_dev = NULL;
 248         }
 249         return 0;
 250 }
 251
 252 static int evm_sw_gpio[4] = { -EINVAL, -EINVAL, -EINVAL, -EINVAL };
 253
 254 static int evm_sw_setup(struct i2c_client *client, int gpio,
 255                         unsigned ngpio, void *c)
 256 {
 257         int status;
 258         int i;
 259         char label[10];
 260
 261         for (i = 0; i < 4; ++i) {
 262                 snprintf(label, 10, "user_sw%d", i);
 263                 status = gpio_request(gpio, label);
 264                 if (status)
 265                         goto out_free;
 266                 evm_sw_gpio[i] = gpio++;
 267
 268                 status = gpio_direction_input(evm_sw_gpio[i]);
 269                 if (status) {
 270                         gpio_free(evm_sw_gpio[i]);
 271                         evm_sw_gpio[i] = -EINVAL;
 272                         goto out_free;
 273                 }
 274
 275                 status = gpio_export(evm_sw_gpio[i], 0);
 276                 if (status) {
 277                         gpio_free(evm_sw_gpio[i]);
 278                         evm_sw_gpio[i] = -EINVAL;
 279                         goto out_free;
 280                 }
 281         }
 282         return status;
 283 out_free:
 284         for (i = 0; i < 4; ++i) {
 285                 if (evm_sw_gpio[i] != -EINVAL) {
 286                         gpio_free(evm_sw_gpio[i]);
 287                         evm_sw_gpio[i] = -EINVAL;
 288                 }
 289         }
 290         return status;
 291 }
 292
 293 static int evm_sw_teardown(struct i2c_client *client, int gpio,
 294                         unsigned ngpio, void *c)
 295 {
 296         int i;
 297
 298         for (i = 0; i < 4; ++i) {
 299                 if (evm_sw_gpio[i] != -EINVAL) {
 300                         gpio_unexport(evm_sw_gpio[i]);
 301                         gpio_free(evm_sw_gpio[i]);
 302                         evm_sw_gpio[i] = -EINVAL;
 303                 }
 304         }
 305         return 0;
 306 }
 307
 308 static int evm_pcf_setup(struct i2c_client *client, int gpio,
 309                         unsigned int ngpio, void *c)
 310 {
 311         int status;
 312
 313         if (ngpio < 8)
 314                 return -EINVAL;
 315
 316         status = evm_sw_setup(client, gpio, 4, c);
 317         if (status)
 318                 return status;
 319
 320         return evm_led_setup(client, gpio+4, 4, c);
 321 }
 322
 323 static int evm_pcf_teardown(struct i2c_client *client, int gpio,
 324                         unsigned int ngpio, void *c)
 325 {
 326         BUG_ON(ngpio < 8);
 327
 328         evm_sw_teardown(client, gpio, 4, c);
 329         evm_led_teardown(client, gpio+4, 4, c);
 330
 331         return 0;
 332 }
 333
 334 static struct pcf857x_platform_data pcf_data = {
 335         .gpio_base      = DAVINCI_N_GPIO+1,
 336         .setup          = evm_pcf_setup,
 337         .teardown       = evm_pcf_teardown,
 338 };
 339
 340 /* Most of this EEPROM is unused, but U-Boot uses some data:
 341  *  - 0x7f00, 6 bytes Ethernet Address
 342  *  - ... newer boards may have more
 343  */
 344
 345 static struct at24_platform_data eeprom_info = {
 346         .byte_len       = (256*1024) / 8,
 347         .page_size      = 64,
 348         .flags          = AT24_FLAG_ADDR16,
 349         .setup          = davinci_get_mac_addr,
 350         .context        = (void *)0x7f00,
 351 };
 352 #endif
 353
 354 static u8 dm646x_iis_serializer_direction[] = {
 355        TX_MODE, RX_MODE, INACTIVE_MODE, INACTIVE_MODE,
 356 };
 357
 358 static u8 dm646x_dit_serializer_direction[] = {
 359        TX_MODE,
 360 };
 361
 362 static struct snd_platform_data dm646x_evm_snd_data[] = {
 363         {
 364                 .tx_dma_offset  = 0x400,
 365                 .rx_dma_offset  = 0x400,
 366                 .op_mode        = DAVINCI_MCASP_IIS_MODE,
 367                 .num_serializer = ARRAY_SIZE(dm646x_iis_serializer_direction),
 368                 .tdm_slots      = 2,
 369                 .serial_dir     = dm646x_iis_serializer_direction,
 370                 .asp_chan_q     = EVENTQ_0,
 371         },
 372         {
 373                 .tx_dma_offset  = 0x400,
 374                 .rx_dma_offset  = 0,
 375                 .op_mode        = DAVINCI_MCASP_DIT_MODE,
 376                 .num_serializer = ARRAY_SIZE(dm646x_dit_serializer_direction),
 377                 .tdm_slots      = 32,
 378                 .serial_dir     = dm646x_dit_serializer_direction,
 379                 .asp_chan_q     = EVENTQ_0,
 380         },
 381 };
 382
 383 #ifdef CONFIG_I2C
 384 static struct i2c_client *cpld_client;
 385
 386 static int cpld_video_probe(struct i2c_client *client,
 387                         const struct i2c_device_id *id)
 388 {
 389         cpld_client = client;
 390         return 0;
 391 }
 392
 393 static int cpld_video_remove(struct i2c_client *client)
 394 {
 395         cpld_client = NULL;
 396         return 0;
 397 }
 398
 399 static const struct i2c_device_id cpld_video_id[] = {
 400         { "cpld_video", 0 },
 401         { }
 402 };
 403
 404 static struct i2c_driver cpld_video_driver = {
 405         .driver = {
 406                 .name   = "cpld_video",
 407         },
 408         .probe          = cpld_video_probe,
 409         .remove         = cpld_video_remove,
 410         .id_table       = cpld_video_id,
 411 };
 412
 413 static void evm_init_cpld(void)
 414 {
 415         i2c_add_driver(&cpld_video_driver);
 416 }
 417
 418 static struct i2c_board_info __initdata i2c_info[] =  {
 419         {
 420                 I2C_BOARD_INFO("24c256", 0x50),
 421                 .platform_data  = &eeprom_info,
 422         },
 423         {
 424                 I2C_BOARD_INFO("pcf8574a", 0x38),
 425                 .platform_data  = &pcf_data,
 426         },
 427         {
 428                 I2C_BOARD_INFO("cpld_reg0", 0x3a),
 429         },
 430         {
 431                 I2C_BOARD_INFO("tlv320aic33", 0x18),
 432         },
 433         {
 434                 I2C_BOARD_INFO("cpld_video", 0x3b),
 435         },
 436 };
 437
 438 static struct davinci_i2c_platform_data i2c_pdata = {
 439         .bus_freq       = 100 /* kHz */,
 440         .bus_delay      = 0 /* usec */,
 441 };
 442
 443 #define VCH2CLK_MASK            (BIT_MASK(10) | BIT_MASK(9) | BIT_MASK(8))
 444 #define VCH2CLK_SYSCLK8         (BIT(9))
 445 #define VCH2CLK_AUXCLK          (BIT(9) | BIT(8))
 446 #define VCH3CLK_MASK            (BIT_MASK(14) | BIT_MASK(13) | BIT_MASK(12))
 447 #define VCH3CLK_SYSCLK8         (BIT(13))
 448 #define VCH3CLK_AUXCLK          (BIT(14) | BIT(13))
 449
 450 #define VIDCH2CLK               (BIT(10))
 451 #define VIDCH3CLK               (BIT(11))
 452 #define VIDCH1CLK               (BIT(4))
 453 #define TVP7002_INPUT           (BIT(4))
 454 #define TVP5147_INPUT           (~BIT(4))
 455 #define VPIF_INPUT_ONE_CHANNEL  (BIT(5))
 456 #define VPIF_INPUT_TWO_CHANNEL  (~BIT(5))
 457 #define TVP5147_CH0             "tvp514x-0"
 458 #define TVP5147_CH1             "tvp514x-1"
 459
 460 /* spin lock for updating above registers */
 461 static spinlock_t vpif_reg_lock;
 462
 463 static int set_vpif_clock(int mux_mode, int hd)
 464 {
 465         unsigned long flags;
 466         unsigned int value;
 467         int val = 0;
 468         int err = 0;
 469
 470         if (!cpld_client)
 471                 return -ENXIO;
 472
 473         /* disable the clock */
 474         spin_lock_irqsave(&vpif_reg_lock, flags);
 475         value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
 476         value |= (VIDCH3CLK | VIDCH2CLK);
 477         __raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
 478         spin_unlock_irqrestore(&vpif_reg_lock, flags);
 479
 480         val = i2c_smbus_read_byte(cpld_client);
 481         if (val < 0)
 482                 return val;
 483
 484         if (mux_mode == 1)
 485                 val &= ~0x40;
 486         else
 487                 val |= 0x40;
 488
 489         err = i2c_smbus_write_byte(cpld_client, val);
 490         if (err)
 491                 return err;
 492
 493         value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
 494         value &= ~(VCH2CLK_MASK);
 495         value &= ~(VCH3CLK_MASK);
 496
 497         if (hd >= 1)
 498                 value |= (VCH2CLK_SYSCLK8 | VCH3CLK_SYSCLK8);
 499         else
 500                 value |= (VCH2CLK_AUXCLK | VCH3CLK_AUXCLK);
 501
 502         __raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
 503
 504         spin_lock_irqsave(&vpif_reg_lock, flags);
 505         value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
 506         /* enable the clock */
 507         value &= ~(VIDCH3CLK | VIDCH2CLK);
 508         __raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VSCLKDIS));
 509         spin_unlock_irqrestore(&vpif_reg_lock, flags);
 510
 511         return 0;
 512 }
 513
 514 static struct vpif_subdev_info dm646x_vpif_subdev[] = {
 515         {
 516                 .name   = "adv7343",
 517                 .board_info = {
 518                         I2C_BOARD_INFO("adv7343", 0x2a),
 519                 },
 520         },
 521         {
 522                 .name   = "ths7303",
 523                 .board_info = {
 524                         I2C_BOARD_INFO("ths7303", 0x2c),
 525                 },
 526         },
 527 };
 528
 529 static const struct vpif_output dm6467_ch0_outputs[] = {
 530         {
 531                 .output = {
 532                         .index = 0,
 533                         .name = "Composite",
 534                         .type = V4L2_OUTPUT_TYPE_ANALOG,
 535                         .capabilities = V4L2_OUT_CAP_STD,
 536                         .std = V4L2_STD_ALL,
 537                 },
 538                 .subdev_name = "adv7343",
 539                 .output_route = ADV7343_COMPOSITE_ID,
 540         },
 541         {
 542                 .output = {
 543                         .index = 1,
 544                         .name = "Component",
 545                         .type = V4L2_OUTPUT_TYPE_ANALOG,
 546                         .capabilities = V4L2_OUT_CAP_DV_TIMINGS,
 547                 },
 548                 .subdev_name = "adv7343",
 549                 .output_route = ADV7343_COMPONENT_ID,
 550         },
 551         {
 552                 .output = {
 553                         .index = 2,
 554                         .name = "S-Video",
 555                         .type = V4L2_OUTPUT_TYPE_ANALOG,
 556                         .capabilities = V4L2_OUT_CAP_STD,
 557                         .std = V4L2_STD_ALL,
 558                 },
 559                 .subdev_name = "adv7343",
 560                 .output_route = ADV7343_SVIDEO_ID,
 561         },
 562 };
 563
 564 static struct vpif_display_config dm646x_vpif_display_config = {
 565         .set_clock      = set_vpif_clock,
 566         .subdevinfo     = dm646x_vpif_subdev,
 567         .subdev_count   = ARRAY_SIZE(dm646x_vpif_subdev),
 568         .i2c_adapter_id = 1,
 569         .chan_config[0] = {
 570                 .outputs = dm6467_ch0_outputs,
 571                 .output_count = ARRAY_SIZE(dm6467_ch0_outputs),
 572         },
 573         .card_name      = "DM646x EVM Video Display",
 574 };
 575
 576 /**
 577  * setup_vpif_input_path()
 578  * @channel: channel id (0 - CH0, 1 - CH1)
 579  * @sub_dev_name: ptr sub device name
 580  *
 581  * This will set vpif input to capture data from tvp514x or
 582  * tvp7002.
 583  */
 584 static int setup_vpif_input_path(int channel, const char *sub_dev_name)
 585 {
 586         int err = 0;
 587         int val;
 588
 589         /* for channel 1, we don't do anything */
 590         if (channel != 0)
 591                 return 0;
 592
 593         if (!cpld_client)
 594                 return -ENXIO;
 595
 596         val = i2c_smbus_read_byte(cpld_client);
 597         if (val < 0)
 598                 return val;
 599
 600         if (!strcmp(sub_dev_name, TVP5147_CH0) ||
 601             !strcmp(sub_dev_name, TVP5147_CH1))
 602                 val &= TVP5147_INPUT;
 603         else
 604                 val |= TVP7002_INPUT;
 605
 606         err = i2c_smbus_write_byte(cpld_client, val);
 607         if (err)
 608                 return err;
 609         return 0;
 610 }
 611
 612 /**
 613  * setup_vpif_input_channel_mode()
 614  * @mux_mode:  mux mode. 0 - 1 channel or (1) - 2 channel
 615  *
 616  * This will setup input mode to one channel (TVP7002) or 2 channel (TVP5147)
 617  */
 618 static int setup_vpif_input_channel_mode(int mux_mode)
 619 {
 620         unsigned long flags;
 621         int err = 0;
 622         int val;
 623         u32 value;
 624
 625         if (!cpld_client)
 626                 return -ENXIO;
 627
 628         val = i2c_smbus_read_byte(cpld_client);
 629         if (val < 0)
 630                 return val;
 631
 632         spin_lock_irqsave(&vpif_reg_lock, flags);
 633         value = __raw_readl(DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
 634         if (mux_mode) {
 635                 val &= VPIF_INPUT_TWO_CHANNEL;
 636                 value |= VIDCH1CLK;
 637         } else {
 638                 val |= VPIF_INPUT_ONE_CHANNEL;
 639                 value &= ~VIDCH1CLK;
 640         }
 641         __raw_writel(value, DAVINCI_SYSMOD_VIRT(SYSMOD_VIDCLKCTL));
 642         spin_unlock_irqrestore(&vpif_reg_lock, flags);
 643
 644         err = i2c_smbus_write_byte(cpld_client, val);
 645         if (err)
 646                 return err;
 647
 648         return 0;
 649 }
 650
 651 static struct tvp514x_platform_data tvp5146_pdata = {
 652         .clk_polarity = 0,
 653         .hs_polarity = 1,
 654         .vs_polarity = 1
 655 };
 656
 657 #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
 658
 659 static struct vpif_subdev_info vpif_capture_sdev_info[] = {
 660         {
 661                 .name   = TVP5147_CH0,
 662                 .board_info = {
 663                         I2C_BOARD_INFO("tvp5146", 0x5d),
 664                         .platform_data = &tvp5146_pdata,
 665                 },
 666         },
 667         {
 668                 .name   = TVP5147_CH1,
 669                 .board_info = {
 670                         I2C_BOARD_INFO("tvp5146", 0x5c),
 671                         .platform_data = &tvp5146_pdata,
 672                 },
 673         },
 674 };
 675
 676 static struct vpif_input dm6467_ch0_inputs[] = {
 677         {
 678                 .input = {
 679                         .index = 0,
 680                         .name = "Composite",
 681                         .type = V4L2_INPUT_TYPE_CAMERA,
 682                         .capabilities = V4L2_IN_CAP_STD,
 683                         .std = TVP514X_STD_ALL,
 684                 },
 685                 .subdev_name = TVP5147_CH0,
 686                 .input_route = INPUT_CVBS_VI2B,
 687                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
 688         },
 689 };
 690
 691 static struct vpif_input dm6467_ch1_inputs[] = {
 692        {
 693                 .input = {
 694                         .index = 0,
 695                         .name = "S-Video",
 696                         .type = V4L2_INPUT_TYPE_CAMERA,
 697                         .capabilities = V4L2_IN_CAP_STD,
 698                         .std = TVP514X_STD_ALL,
 699                 },
 700                 .subdev_name = TVP5147_CH1,
 701                 .input_route = INPUT_SVIDEO_VI2C_VI1C,
 702                 .output_route = OUTPUT_10BIT_422_EMBEDDED_SYNC,
 703         },
 704 };
 705
 706 static struct vpif_capture_config dm646x_vpif_capture_cfg = {
 707         .setup_input_path = setup_vpif_input_path,
 708         .setup_input_channel_mode = setup_vpif_input_channel_mode,
 709         .subdev_info = vpif_capture_sdev_info,
 710         .subdev_count = ARRAY_SIZE(vpif_capture_sdev_info),
 711         .i2c_adapter_id = 1,
 712         .chan_config[0] = {
 713                 .inputs = dm6467_ch0_inputs,
 714                 .input_count = ARRAY_SIZE(dm6467_ch0_inputs),
 715                 .vpif_if = {
 716                         .if_type = VPIF_IF_BT656,
 717                         .hd_pol = 1,
 718                         .vd_pol = 1,
 719                         .fid_pol = 0,
 720                 },
 721         },
 722         .chan_config[1] = {
 723                 .inputs = dm6467_ch1_inputs,
 724                 .input_count = ARRAY_SIZE(dm6467_ch1_inputs),
 725                 .vpif_if = {
 726                         .if_type = VPIF_IF_BT656,
 727                         .hd_pol = 1,
 728                         .vd_pol = 1,
 729                         .fid_pol = 0,
 730                 },
 731         },
 732         .card_name = "DM646x EVM Video Capture",
 733 };
 734
 735 static void __init evm_init_video(void)
 736 {
 737         spin_lock_init(&vpif_reg_lock);
 738
 739         dm646x_setup_vpif(&dm646x_vpif_display_config,
 740                           &dm646x_vpif_capture_cfg);
 741 }
 742
 743 static void __init evm_init_i2c(void)
 744 {
 745         davinci_init_i2c(&i2c_pdata);
 746         i2c_add_driver(&dm6467evm_cpld_driver);
 747         i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
 748         evm_init_cpld();
 749         evm_init_video();
 750 }
 751 #endif
 752
 753 #define DM646X_REF_FREQ                 27000000
 754 #define DM646X_AUX_FREQ                 24000000
 755 #define DM6467T_EVM_REF_FREQ            33000000
 756
 757 static void __init davinci_map_io(void)
 758 {
 759         dm646x_init();
 760 }
 761
 762 static void __init dm646x_evm_init_time(void)
 763 {
 764         dm646x_init_time(DM646X_REF_FREQ, DM646X_AUX_FREQ);
 765 }
 766
 767 static void __init dm6467t_evm_init_time(void)
 768 {
 769         dm646x_init_time(DM6467T_EVM_REF_FREQ, DM646X_AUX_FREQ);
 770 }
 771
 772 #define DM646X_EVM_PHY_ID               "davinci_mdio-0:01"
 773 /*
 774  * The following EDMA channels/slots are not being used by drivers (for
 775  * example: Timer, GPIO, UART events etc) on dm646x, hence they are being
 776  * reserved for codecs on the DSP side.
 777  */
 778 static const s16 dm646x_dma_rsv_chans[][2] = {
 779         /* (offset, number) */
 780         { 0,  4},
 781         {13,  3},
 782         {24,  4},
 783         {30,  2},
 784         {54,  3},
 785         {-1, -1}
 786 };
 787
 788 static const s16 dm646x_dma_rsv_slots[][2] = {
 789         /* (offset, number) */
 790         { 0,  4},
 791         {13,  3},
 792         {24,  4},
 793         {30,  2},
 794         {54,  3},
 795         {128, 384},
 796         {-1, -1}
 797 };
 798
 799 static struct edma_rsv_info dm646x_edma_rsv[] = {
 800         {
 801                 .rsv_chans      = dm646x_dma_rsv_chans,
 802                 .rsv_slots      = dm646x_dma_rsv_slots,
 803         },
 804 };
 805
 806 static __init void evm_init(void)
 807 {
 808         int ret;
 809         struct davinci_soc_info *soc_info = &davinci_soc_info;
 810
 811         dm646x_register_clocks();
 812
 813         ret = dm646x_gpio_register();
 814         if (ret)
 815                 pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
 816
 817 #ifdef CONFIG_I2C
 818         evm_init_i2c();
 819 #endif
 820
 821         davinci_serial_init(dm646x_serial_device);
 822         dm646x_init_mcasp0(&dm646x_evm_snd_data[0]);
 823         dm646x_init_mcasp1(&dm646x_evm_snd_data[1]);
 824
 825         if (machine_is_davinci_dm6467tevm())
 826                 davinci_nand_data.timing = &dm6467tevm_nandflash_timing;
 827
 828         if (platform_device_register(&davinci_aemif_device))
 829                 pr_warn("%s: Cannot register AEMIF device.\n", __func__);
 830
 831         dm646x_init_edma(dm646x_edma_rsv);
 832
 833         if (HAS_ATA)
 834                 davinci_init_ide();
 835
 836         soc_info->emac_pdata->phy_id = DM646X_EVM_PHY_ID;
 837 }
 838
 839 MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM")
 840         .atag_offset  = 0x100,
 841         .map_io       = davinci_map_io,
 842         .init_irq     = davinci_irq_init,
 843         .init_time      = dm646x_evm_init_time,
 844         .init_machine = evm_init,
 845         .init_late      = davinci_init_late,
 846         .dma_zone_size  = SZ_128M,
 847 MACHINE_END
 848
 849 MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM")
 850         .atag_offset  = 0x100,
 851         .map_io       = davinci_map_io,
 852         .init_irq     = davinci_irq_init,
 853         .init_time      = dm6467t_evm_init_time,
 854         .init_machine = evm_init,
 855         .init_late      = davinci_init_late,
 856         .dma_zone_size  = SZ_128M,
 857 MACHINE_END
 858