Pileus Git - ~andy/linux/blob - arch/arm/mach-shmobile/board-ap4evb.c

   1 /*
   2  * AP4EVB board support
   3  *
   4  * Copyright (C) 2010  Magnus Damm
   5  * Copyright (C) 2008  Yoshihiro Shimoda
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; version 2 of the License.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  */
  20 #include <linux/clk.h>
  21 #include <linux/kernel.h>
  22 #include <linux/init.h>
  23 #include <linux/interrupt.h>
  24 #include <linux/irq.h>
  25 #include <linux/platform_device.h>
  26 #include <linux/delay.h>
  27 #include <linux/mfd/tmio.h>
  28 #include <linux/mmc/host.h>
  29 #include <linux/mmc/sh_mobile_sdhi.h>
  30 #include <linux/mtd/mtd.h>
  31 #include <linux/mtd/partitions.h>
  32 #include <linux/mtd/physmap.h>
  33 #include <linux/mmc/sh_mmcif.h>
  34 #include <linux/i2c.h>
  35 #include <linux/i2c/tsc2007.h>
  36 #include <linux/io.h>
  37 #include <linux/pinctrl/machine.h>
  38 #include <linux/regulator/fixed.h>
  39 #include <linux/regulator/machine.h>
  40 #include <linux/smsc911x.h>
  41 #include <linux/sh_intc.h>
  42 #include <linux/sh_clk.h>
  43 #include <linux/gpio.h>
  44 #include <linux/input.h>
  45 #include <linux/leds.h>
  46 #include <linux/input/sh_keysc.h>
  47 #include <linux/usb/r8a66597.h>
  48 #include <linux/pm_clock.h>
  49 #include <linux/dma-mapping.h>
  50
  51 #include <media/sh_mobile_ceu.h>
  52 #include <media/sh_mobile_csi2.h>
  53 #include <media/soc_camera.h>
  54
  55 #include <sound/sh_fsi.h>
  56 #include <sound/simple_card.h>
  57
  58 #include <video/sh_mobile_hdmi.h>
  59 #include <video/sh_mobile_lcdc.h>
  60 #include <video/sh_mipi_dsi.h>
  61
  62 #include <mach/common.h>
  63 #include <mach/irqs.h>
  64 #include <mach/sh7372.h>
  65
  66 #include <asm/mach-types.h>
  67 #include <asm/mach/arch.h>
  68 #include <asm/setup.h>
  69
  70 #include "sh-gpio.h"
  71
  72 /*
  73  * Address      Interface               BusWidth        note
  74  * ------------------------------------------------------------------
  75  * 0x0000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = ON
  76  * 0x0800_0000  user area               -
  77  * 0x1000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = OFF
  78  * 0x1400_0000  Ether (LAN9220)         16bit
  79  * 0x1600_0000  user area               -               cannot use with NAND
  80  * 0x1800_0000  user area               -
  81  * 0x1A00_0000  -
  82  * 0x4000_0000  LPDDR2-SDRAM (POP)      32bit
  83  */
  84
  85 /*
  86  * NOR Flash ROM
  87  *
  88  *  SW1  |     SW2    | SW7  | NOR Flash ROM
  89  *  bit1 | bit1  bit2 | bit1 | Memory allocation
  90  * ------+------------+------+------------------
  91  *  OFF  | ON     OFF | ON   |    Area 0
  92  *  OFF  | ON     OFF | OFF  |    Area 4
  93  */
  94
  95 /*
  96  * NAND Flash ROM
  97  *
  98  *  SW1  |     SW2    | SW7  | NAND Flash ROM
  99  *  bit1 | bit1  bit2 | bit2 | Memory allocation
 100  * ------+------------+------+------------------
 101  *  OFF  | ON     OFF | ON   |    FCE 0
 102  *  OFF  | ON     OFF | OFF  |    FCE 1
 103  */
 104
 105 /*
 106  * SMSC 9220
 107  *
 108  *  SW1         SMSC 9220
 109  * -----------------------
 110  *  ON          access disable
 111  *  OFF         access enable
 112  */
 113
 114 /*
 115  * LCD / IRQ / KEYSC / IrDA
 116  *
 117  * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
 118  * LCD = 2nd LCDC (WVGA)
 119  *
 120  *              |               SW43                    |
 121  * SW3          |       ON              |       OFF     |
 122  * -------------+-----------------------+---------------+
 123  * ON           | KEY / IrDA            | LCD           |
 124  * OFF          | KEY / IrDA / IRQ      | IRQ           |
 125  *
 126  *
 127  * QHD / WVGA display
 128  *
 129  * You can choice display type on menuconfig.
 130  * Then, check above dip-switch.
 131  */
 132
 133 /*
 134  * USB
 135  *
 136  * J7 : 1-2  MAX3355E VBUS
 137  *      2-3  DC 5.0V
 138  *
 139  * S39: bit2: off
 140  */
 141
 142 /*
 143  * FSI/FSMI
 144  *
 145  * SW41 :  ON : SH-Mobile AP4 Audio Mode
 146  *      : OFF : Bluetooth Audio Mode
 147  *
 148  * it needs amixer settings for playing
 149  *
 150  * amixer set "Headphone Enable" on
 151  */
 152
 153 /*
 154  * MMC0/SDHI1 (CN7)
 155  *
 156  * J22 : select card voltage
 157  *       1-2 pin : 1.8v
 158  *       2-3 pin : 3.3v
 159  *
 160  *        SW1  |             SW33
 161  *             | bit1 | bit2 | bit3 | bit4
 162  * ------------+------+------+------+-------
 163  * MMC0   OFF  |  OFF |  ON  |  ON  |  X
 164  * SDHI1  OFF  |  ON  |   X  |  OFF | ON
 165  *
 166  * voltage lebel
 167  * CN7 : 1.8v
 168  * CN12: 3.3v
 169  */
 170
 171 /* Dummy supplies, where voltage doesn't matter */
 172 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
 173 {
 174         /* J22 default position: 1.8V */
 175         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
 176         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
 177         REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
 178         REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
 179 };
 180
 181 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
 182 {
 183         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
 184         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
 185 };
 186
 187 static struct regulator_consumer_supply dummy_supplies[] = {
 188         REGULATOR_SUPPLY("vddvario", "smsc911x"),
 189         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
 190 };
 191
 192 /* MTD */
 193 static struct mtd_partition nor_flash_partitions[] = {
 194         {
 195                 .name           = "loader",
 196                 .offset         = 0x00000000,
 197                 .size           = 512 * 1024,
 198                 .mask_flags     = MTD_WRITEABLE,
 199         },
 200         {
 201                 .name           = "bootenv",
 202                 .offset         = MTDPART_OFS_APPEND,
 203                 .size           = 512 * 1024,
 204                 .mask_flags     = MTD_WRITEABLE,
 205         },
 206         {
 207                 .name           = "kernel_ro",
 208                 .offset         = MTDPART_OFS_APPEND,
 209                 .size           = 8 * 1024 * 1024,
 210                 .mask_flags     = MTD_WRITEABLE,
 211         },
 212         {
 213                 .name           = "kernel",
 214                 .offset         = MTDPART_OFS_APPEND,
 215                 .size           = 8 * 1024 * 1024,
 216         },
 217         {
 218                 .name           = "data",
 219                 .offset         = MTDPART_OFS_APPEND,
 220                 .size           = MTDPART_SIZ_FULL,
 221         },
 222 };
 223
 224 static struct physmap_flash_data nor_flash_data = {
 225         .width          = 2,
 226         .parts          = nor_flash_partitions,
 227         .nr_parts       = ARRAY_SIZE(nor_flash_partitions),
 228 };
 229
 230 static struct resource nor_flash_resources[] = {
 231         [0]     = {
 232                 .start  = 0x20000000, /* CS0 shadow instead of regular CS0 */
 233                 .end    = 0x28000000 - 1, /* needed by USB MASK ROM boot */
 234                 .flags  = IORESOURCE_MEM,
 235         }
 236 };
 237
 238 static struct platform_device nor_flash_device = {
 239         .name           = "physmap-flash",
 240         .dev            = {
 241                 .platform_data  = &nor_flash_data,
 242         },
 243         .num_resources  = ARRAY_SIZE(nor_flash_resources),
 244         .resource       = nor_flash_resources,
 245 };
 246
 247 /* SMSC 9220 */
 248 static struct resource smc911x_resources[] = {
 249         {
 250                 .start  = 0x14000000,
 251                 .end    = 0x16000000 - 1,
 252                 .flags  = IORESOURCE_MEM,
 253         }, {
 254                 .start  = evt2irq(0x02c0) /* IRQ6A */,
 255                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 256         },
 257 };
 258
 259 static struct smsc911x_platform_config smsc911x_info = {
 260         .flags          = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
 261         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 262         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
 263 };
 264
 265 static struct platform_device smc911x_device = {
 266         .name           = "smsc911x",
 267         .id             = -1,
 268         .num_resources  = ARRAY_SIZE(smc911x_resources),
 269         .resource       = smc911x_resources,
 270         .dev            = {
 271                 .platform_data = &smsc911x_info,
 272         },
 273 };
 274
 275 /*
 276  * The card detect pin of the top SD/MMC slot (CN7) is active low and is
 277  * connected to GPIO A22 of SH7372 (GPIO 41).
 278  */
 279 static int slot_cn7_get_cd(struct platform_device *pdev)
 280 {
 281         return !gpio_get_value(41);
 282 }
 283 /* MERAM */
 284 static struct sh_mobile_meram_info meram_info = {
 285         .addr_mode      = SH_MOBILE_MERAM_MODE1,
 286 };
 287
 288 static struct resource meram_resources[] = {
 289         [0] = {
 290                 .name   = "regs",
 291                 .start  = 0xe8000000,
 292                 .end    = 0xe807ffff,
 293                 .flags  = IORESOURCE_MEM,
 294         },
 295         [1] = {
 296                 .name   = "meram",
 297                 .start  = 0xe8080000,
 298                 .end    = 0xe81fffff,
 299                 .flags  = IORESOURCE_MEM,
 300         },
 301 };
 302
 303 static struct platform_device meram_device = {
 304         .name           = "sh_mobile_meram",
 305         .id             = 0,
 306         .num_resources  = ARRAY_SIZE(meram_resources),
 307         .resource       = meram_resources,
 308         .dev            = {
 309                 .platform_data = &meram_info,
 310         },
 311 };
 312
 313 /* SH_MMCIF */
 314 static struct resource sh_mmcif_resources[] = {
 315         [0] = {
 316                 .name   = "MMCIF",
 317                 .start  = 0xE6BD0000,
 318                 .end    = 0xE6BD00FF,
 319                 .flags  = IORESOURCE_MEM,
 320         },
 321         [1] = {
 322                 /* MMC ERR */
 323                 .start  = evt2irq(0x1ac0),
 324                 .flags  = IORESOURCE_IRQ,
 325         },
 326         [2] = {
 327                 /* MMC NOR */
 328                 .start  = evt2irq(0x1ae0),
 329                 .flags  = IORESOURCE_IRQ,
 330         },
 331 };
 332
 333 static struct sh_mmcif_plat_data sh_mmcif_plat = {
 334         .sup_pclk       = 0,
 335         .ocr            = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
 336         .caps           = MMC_CAP_4_BIT_DATA |
 337                           MMC_CAP_8_BIT_DATA |
 338                           MMC_CAP_NEEDS_POLL,
 339         .get_cd         = slot_cn7_get_cd,
 340         .slave_id_tx    = SHDMA_SLAVE_MMCIF_TX,
 341         .slave_id_rx    = SHDMA_SLAVE_MMCIF_RX,
 342 };
 343
 344 static struct platform_device sh_mmcif_device = {
 345         .name           = "sh_mmcif",
 346         .id             = 0,
 347         .dev            = {
 348                 .dma_mask               = NULL,
 349                 .coherent_dma_mask      = 0xffffffff,
 350                 .platform_data          = &sh_mmcif_plat,
 351         },
 352         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
 353         .resource       = sh_mmcif_resources,
 354 };
 355
 356 /* SDHI0 */
 357 static struct sh_mobile_sdhi_info sdhi0_info = {
 358         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
 359         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
 360         .tmio_caps      = MMC_CAP_SDIO_IRQ,
 361 };
 362
 363 static struct resource sdhi0_resources[] = {
 364         [0] = {
 365                 .name   = "SDHI0",
 366                 .start  = 0xe6850000,
 367                 .end    = 0xe68500ff,
 368                 .flags  = IORESOURCE_MEM,
 369         },
 370         [1] = {
 371                 .start  = evt2irq(0x0e00) /* SDHI0_SDHI0I0 */,
 372                 .flags  = IORESOURCE_IRQ,
 373         },
 374         [2] = {
 375                 .start  = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
 376                 .flags  = IORESOURCE_IRQ,
 377         },
 378         [3] = {
 379                 .start  = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
 380                 .flags  = IORESOURCE_IRQ,
 381         },
 382 };
 383
 384 static struct platform_device sdhi0_device = {
 385         .name           = "sh_mobile_sdhi",
 386         .num_resources  = ARRAY_SIZE(sdhi0_resources),
 387         .resource       = sdhi0_resources,
 388         .id             = 0,
 389         .dev    = {
 390                 .platform_data  = &sdhi0_info,
 391         },
 392 };
 393
 394 /* SDHI1 */
 395 static struct sh_mobile_sdhi_info sdhi1_info = {
 396         .dma_slave_tx   = SHDMA_SLAVE_SDHI1_TX,
 397         .dma_slave_rx   = SHDMA_SLAVE_SDHI1_RX,
 398         .tmio_ocr_mask  = MMC_VDD_165_195,
 399         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE,
 400         .tmio_caps      = MMC_CAP_NEEDS_POLL | MMC_CAP_SDIO_IRQ,
 401         .get_cd         = slot_cn7_get_cd,
 402 };
 403
 404 static struct resource sdhi1_resources[] = {
 405         [0] = {
 406                 .name   = "SDHI1",
 407                 .start  = 0xe6860000,
 408                 .end    = 0xe68600ff,
 409                 .flags  = IORESOURCE_MEM,
 410         },
 411         [1] = {
 412                 .start  = evt2irq(0x0e80), /* SDHI1_SDHI1I0 */
 413                 .flags  = IORESOURCE_IRQ,
 414         },
 415         [2] = {
 416                 .start  = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
 417                 .flags  = IORESOURCE_IRQ,
 418         },
 419         [3] = {
 420                 .start  = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
 421                 .flags  = IORESOURCE_IRQ,
 422         },
 423 };
 424
 425 static struct platform_device sdhi1_device = {
 426         .name           = "sh_mobile_sdhi",
 427         .num_resources  = ARRAY_SIZE(sdhi1_resources),
 428         .resource       = sdhi1_resources,
 429         .id             = 1,
 430         .dev    = {
 431                 .platform_data  = &sdhi1_info,
 432         },
 433 };
 434
 435 /* USB1 */
 436 static void usb1_host_port_power(int port, int power)
 437 {
 438         if (!power) /* only power-on supported for now */
 439                 return;
 440
 441         /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
 442         __raw_writew(__raw_readw(IOMEM(0xE68B0008)) | 0x600, IOMEM(0xE68B0008));
 443 }
 444
 445 static struct r8a66597_platdata usb1_host_data = {
 446         .on_chip        = 1,
 447         .port_power     = usb1_host_port_power,
 448 };
 449
 450 static struct resource usb1_host_resources[] = {
 451         [0] = {
 452                 .name   = "USBHS",
 453                 .start  = 0xE68B0000,
 454                 .end    = 0xE68B00E6 - 1,
 455                 .flags  = IORESOURCE_MEM,
 456         },
 457         [1] = {
 458                 .start  = evt2irq(0x1ce0) /* USB1_USB1I0 */,
 459                 .flags  = IORESOURCE_IRQ,
 460         },
 461 };
 462
 463 static struct platform_device usb1_host_device = {
 464         .name   = "r8a66597_hcd",
 465         .id     = 1,
 466         .dev = {
 467                 .dma_mask               = NULL,         /*  not use dma */
 468                 .coherent_dma_mask      = 0xffffffff,
 469                 .platform_data          = &usb1_host_data,
 470         },
 471         .num_resources  = ARRAY_SIZE(usb1_host_resources),
 472         .resource       = usb1_host_resources,
 473 };
 474
 475 /*
 476  * QHD display
 477  */
 478 #ifdef CONFIG_AP4EVB_QHD
 479
 480 /* KEYSC (Needs SW43 set to ON) */
 481 static struct sh_keysc_info keysc_info = {
 482         .mode           = SH_KEYSC_MODE_1,
 483         .scan_timing    = 3,
 484         .delay          = 2500,
 485         .keycodes = {
 486                 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
 487                 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
 488                 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
 489                 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
 490                 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
 491         },
 492 };
 493
 494 static struct resource keysc_resources[] = {
 495         [0] = {
 496                 .name   = "KEYSC",
 497                 .start  = 0xe61b0000,
 498                 .end    = 0xe61b0063,
 499                 .flags  = IORESOURCE_MEM,
 500         },
 501         [1] = {
 502                 .start  = evt2irq(0x0be0), /* KEYSC_KEY */
 503                 .flags  = IORESOURCE_IRQ,
 504         },
 505 };
 506
 507 static struct platform_device keysc_device = {
 508         .name           = "sh_keysc",
 509         .id             = 0, /* "keysc0" clock */
 510         .num_resources  = ARRAY_SIZE(keysc_resources),
 511         .resource       = keysc_resources,
 512         .dev    = {
 513                 .platform_data  = &keysc_info,
 514         },
 515 };
 516
 517 /* MIPI-DSI */
 518 static int sh_mipi_set_dot_clock(struct platform_device *pdev,
 519                                  void __iomem *base,
 520                                  int enable)
 521 {
 522         struct clk *pck = clk_get(&pdev->dev, "dsip_clk");
 523
 524         if (IS_ERR(pck))
 525                 return PTR_ERR(pck);
 526
 527         if (enable) {
 528                 /*
 529                  * DSIPCLK      = 24MHz
 530                  * D-PHY        = DSIPCLK * ((0x6*2)+1) = 312MHz (see .phyctrl)
 531                  * HsByteCLK    = D-PHY/8 = 39MHz
 532                  *
 533                  *  X * Y * FPS =
 534                  * (544+72+600+16) * (961+8+8+2) * 30 = 36.1MHz
 535                  */
 536                 clk_set_rate(pck, clk_round_rate(pck, 24000000));
 537                 clk_enable(pck);
 538         } else {
 539                 clk_disable(pck);
 540         }
 541
 542         clk_put(pck);
 543
 544         return 0;
 545 }
 546
 547 static struct resource mipidsi0_resources[] = {
 548         [0] = {
 549                 .start  = 0xffc60000,
 550                 .end    = 0xffc63073,
 551                 .flags  = IORESOURCE_MEM,
 552         },
 553         [1] = {
 554                 .start  = 0xffc68000,
 555                 .end    = 0xffc680ef,
 556                 .flags  = IORESOURCE_MEM,
 557         },
 558 };
 559
 560 static struct sh_mipi_dsi_info mipidsi0_info = {
 561         .data_format    = MIPI_RGB888,
 562         .channel        = LCDC_CHAN_MAINLCD,
 563         .lane           = 2,
 564         .vsynw_offset   = 17,
 565         .phyctrl        = 0x6 << 8,
 566         .flags          = SH_MIPI_DSI_SYNC_PULSES_MODE |
 567                           SH_MIPI_DSI_HSbyteCLK,
 568         .set_dot_clock  = sh_mipi_set_dot_clock,
 569 };
 570
 571 static struct platform_device mipidsi0_device = {
 572         .name           = "sh-mipi-dsi",
 573         .num_resources  = ARRAY_SIZE(mipidsi0_resources),
 574         .resource       = mipidsi0_resources,
 575         .id             = 0,
 576         .dev    = {
 577                 .platform_data  = &mipidsi0_info,
 578         },
 579 };
 580
 581 static struct platform_device *qhd_devices[] __initdata = {
 582         &mipidsi0_device,
 583         &keysc_device,
 584 };
 585 #endif /* CONFIG_AP4EVB_QHD */
 586
 587 /* LCDC0 */
 588 static const struct fb_videomode ap4evb_lcdc_modes[] = {
 589         {
 590 #ifdef CONFIG_AP4EVB_QHD
 591                 .name           = "R63302(QHD)",
 592                 .xres           = 544,
 593                 .yres           = 961,
 594                 .left_margin    = 72,
 595                 .right_margin   = 600,
 596                 .hsync_len      = 16,
 597                 .upper_margin   = 8,
 598                 .lower_margin   = 8,
 599                 .vsync_len      = 2,
 600                 .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
 601 #else
 602                 .name           = "WVGA Panel",
 603                 .xres           = 800,
 604                 .yres           = 480,
 605                 .left_margin    = 220,
 606                 .right_margin   = 110,
 607                 .hsync_len      = 70,
 608                 .upper_margin   = 20,
 609                 .lower_margin   = 5,
 610                 .vsync_len      = 5,
 611                 .sync           = 0,
 612 #endif
 613         },
 614 };
 615
 616 static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
 617         .icb[0] = {
 618                 .meram_size     = 0x40,
 619         },
 620         .icb[1] = {
 621                 .meram_size     = 0x40,
 622         },
 623 };
 624
 625 static struct sh_mobile_lcdc_info lcdc_info = {
 626         .meram_dev = &meram_info,
 627         .ch[0] = {
 628                 .chan = LCDC_CHAN_MAINLCD,
 629                 .fourcc = V4L2_PIX_FMT_RGB565,
 630                 .lcd_modes = ap4evb_lcdc_modes,
 631                 .num_modes = ARRAY_SIZE(ap4evb_lcdc_modes),
 632                 .meram_cfg = &lcd_meram_cfg,
 633 #ifdef CONFIG_AP4EVB_QHD
 634                 .tx_dev = &mipidsi0_device,
 635 #endif
 636         }
 637 };
 638
 639 static struct resource lcdc_resources[] = {
 640         [0] = {
 641                 .name   = "LCDC",
 642                 .start  = 0xfe940000, /* P4-only space */
 643                 .end    = 0xfe943fff,
 644                 .flags  = IORESOURCE_MEM,
 645         },
 646         [1] = {
 647                 .start  = intcs_evt2irq(0x580),
 648                 .flags  = IORESOURCE_IRQ,
 649         },
 650 };
 651
 652 static struct platform_device lcdc_device = {
 653         .name           = "sh_mobile_lcdc_fb",
 654         .num_resources  = ARRAY_SIZE(lcdc_resources),
 655         .resource       = lcdc_resources,
 656         .dev    = {
 657                 .platform_data  = &lcdc_info,
 658                 .coherent_dma_mask = ~0,
 659         },
 660 };
 661
 662 /* FSI */
 663 #define IRQ_FSI         evt2irq(0x1840)
 664 static struct sh_fsi_platform_info fsi_info = {
 665         .port_b = {
 666                 .flags          = SH_FSI_CLK_CPG |
 667                                   SH_FSI_FMT_SPDIF,
 668         },
 669 };
 670
 671 static struct resource fsi_resources[] = {
 672         [0] = {
 673                 .name   = "FSI",
 674                 .start  = 0xFE3C0000,
 675                 .end    = 0xFE3C0400 - 1,
 676                 .flags  = IORESOURCE_MEM,
 677         },
 678         [1] = {
 679                 .start  = IRQ_FSI,
 680                 .flags  = IORESOURCE_IRQ,
 681         },
 682 };
 683
 684 static struct platform_device fsi_device = {
 685         .name           = "sh_fsi2",
 686         .id             = -1,
 687         .num_resources  = ARRAY_SIZE(fsi_resources),
 688         .resource       = fsi_resources,
 689         .dev    = {
 690                 .platform_data  = &fsi_info,
 691         },
 692 };
 693
 694 static struct asoc_simple_card_info fsi2_ak4643_info = {
 695         .name           = "AK4643",
 696         .card           = "FSI2A-AK4643",
 697         .codec          = "ak4642-codec.0-0013",
 698         .platform       = "sh_fsi2",
 699         .daifmt         = SND_SOC_DAIFMT_LEFT_J,
 700         .cpu_dai = {
 701                 .name   = "fsia-dai",
 702                 .fmt    = SND_SOC_DAIFMT_CBS_CFS,
 703         },
 704         .codec_dai = {
 705                 .name   = "ak4642-hifi",
 706                 .fmt    = SND_SOC_DAIFMT_CBM_CFM,
 707                 .sysclk = 11289600,
 708         },
 709 };
 710
 711 static struct platform_device fsi_ak4643_device = {
 712         .name   = "asoc-simple-card",
 713         .dev    = {
 714                 .platform_data  = &fsi2_ak4643_info,
 715         },
 716 };
 717
 718 /* LCDC1 */
 719 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
 720                                 unsigned long *parent_freq);
 721
 722 static struct sh_mobile_hdmi_info hdmi_info = {
 723         .flags = HDMI_SND_SRC_SPDIF,
 724         .clk_optimize_parent = ap4evb_clk_optimize,
 725 };
 726
 727 static struct resource hdmi_resources[] = {
 728         [0] = {
 729                 .name   = "HDMI",
 730                 .start  = 0xe6be0000,
 731                 .end    = 0xe6be00ff,
 732                 .flags  = IORESOURCE_MEM,
 733         },
 734         [1] = {
 735                 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
 736                 .start  = evt2irq(0x17e0),
 737                 .flags  = IORESOURCE_IRQ,
 738         },
 739 };
 740
 741 static struct platform_device hdmi_device = {
 742         .name           = "sh-mobile-hdmi",
 743         .num_resources  = ARRAY_SIZE(hdmi_resources),
 744         .resource       = hdmi_resources,
 745         .id             = -1,
 746         .dev    = {
 747                 .platform_data  = &hdmi_info,
 748         },
 749 };
 750
 751 static long ap4evb_clk_optimize(unsigned long target, unsigned long *best_freq,
 752                                 unsigned long *parent_freq)
 753 {
 754         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
 755         long error;
 756
 757         if (IS_ERR(hdmi_ick)) {
 758                 int ret = PTR_ERR(hdmi_ick);
 759                 pr_err("Cannot get HDMI ICK: %d\n", ret);
 760                 return ret;
 761         }
 762
 763         error = clk_round_parent(hdmi_ick, target, best_freq, parent_freq, 1, 64);
 764
 765         clk_put(hdmi_ick);
 766
 767         return error;
 768 }
 769
 770 static const struct sh_mobile_meram_cfg hdmi_meram_cfg = {
 771         .icb[0] = {
 772                 .meram_size     = 0x100,
 773         },
 774         .icb[1] = {
 775                 .meram_size     = 0x100,
 776         },
 777 };
 778
 779 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
 780         .clock_source = LCDC_CLK_EXTERNAL,
 781         .meram_dev = &meram_info,
 782         .ch[0] = {
 783                 .chan = LCDC_CHAN_MAINLCD,
 784                 .fourcc = V4L2_PIX_FMT_RGB565,
 785                 .interface_type = RGB24,
 786                 .clock_divider = 1,
 787                 .flags = LCDC_FLAGS_DWPOL,
 788                 .meram_cfg = &hdmi_meram_cfg,
 789                 .tx_dev = &hdmi_device,
 790         }
 791 };
 792
 793 static struct resource lcdc1_resources[] = {
 794         [0] = {
 795                 .name   = "LCDC1",
 796                 .start  = 0xfe944000,
 797                 .end    = 0xfe947fff,
 798                 .flags  = IORESOURCE_MEM,
 799         },
 800         [1] = {
 801                 .start  = intcs_evt2irq(0x1780),
 802                 .flags  = IORESOURCE_IRQ,
 803         },
 804 };
 805
 806 static struct platform_device lcdc1_device = {
 807         .name           = "sh_mobile_lcdc_fb",
 808         .num_resources  = ARRAY_SIZE(lcdc1_resources),
 809         .resource       = lcdc1_resources,
 810         .id             = 1,
 811         .dev    = {
 812                 .platform_data  = &sh_mobile_lcdc1_info,
 813                 .coherent_dma_mask = ~0,
 814         },
 815 };
 816
 817 static struct asoc_simple_card_info fsi2_hdmi_info = {
 818         .name           = "HDMI",
 819         .card           = "FSI2B-HDMI",
 820         .codec          = "sh-mobile-hdmi",
 821         .platform       = "sh_fsi2",
 822         .cpu_dai = {
 823                 .name   = "fsib-dai",
 824                 .fmt    = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_IB_NF,
 825         },
 826         .codec_dai = {
 827                 .name   = "sh_mobile_hdmi-hifi",
 828         },
 829 };
 830
 831 static struct platform_device fsi_hdmi_device = {
 832         .name   = "asoc-simple-card",
 833         .id     = 1,
 834         .dev    = {
 835                 .platform_data  = &fsi2_hdmi_info,
 836         },
 837 };
 838
 839 static struct gpio_led ap4evb_leds[] = {
 840         {
 841                 .name                   = "led4",
 842                 .gpio                   = 185,
 843                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 844         },
 845         {
 846                 .name                   = "led2",
 847                 .gpio                   = 186,
 848                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 849         },
 850         {
 851                 .name                   = "led3",
 852                 .gpio                   = 187,
 853                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 854         },
 855         {
 856                 .name                   = "led1",
 857                 .gpio                   = 188,
 858                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 859         }
 860 };
 861
 862 static struct gpio_led_platform_data ap4evb_leds_pdata = {
 863         .num_leds = ARRAY_SIZE(ap4evb_leds),
 864         .leds = ap4evb_leds,
 865 };
 866
 867 static struct platform_device leds_device = {
 868         .name = "leds-gpio",
 869         .id = 0,
 870         .dev = {
 871                 .platform_data  = &ap4evb_leds_pdata,
 872         },
 873 };
 874
 875 static struct i2c_board_info imx074_info = {
 876         I2C_BOARD_INFO("imx074", 0x1a),
 877 };
 878
 879 static struct soc_camera_link imx074_link = {
 880         .bus_id         = 0,
 881         .board_info     = &imx074_info,
 882         .i2c_adapter_id = 0,
 883         .module_name    = "imx074",
 884 };
 885
 886 static struct platform_device ap4evb_camera = {
 887         .name   = "soc-camera-pdrv",
 888         .id     = 0,
 889         .dev    = {
 890                 .platform_data = &imx074_link,
 891         },
 892 };
 893
 894 static struct sh_csi2_client_config csi2_clients[] = {
 895         {
 896                 .phy            = SH_CSI2_PHY_MAIN,
 897                 .lanes          = 0,            /* default: 2 lanes */
 898                 .channel        = 0,
 899                 .pdev           = &ap4evb_camera,
 900         },
 901 };
 902
 903 static struct sh_csi2_pdata csi2_info = {
 904         .type           = SH_CSI2C,
 905         .clients        = csi2_clients,
 906         .num_clients    = ARRAY_SIZE(csi2_clients),
 907         .flags          = SH_CSI2_ECC | SH_CSI2_CRC,
 908 };
 909
 910 static struct resource csi2_resources[] = {
 911         [0] = {
 912                 .name   = "CSI2",
 913                 .start  = 0xffc90000,
 914                 .end    = 0xffc90fff,
 915                 .flags  = IORESOURCE_MEM,
 916         },
 917         [1] = {
 918                 .start  = intcs_evt2irq(0x17a0),
 919                 .flags  = IORESOURCE_IRQ,
 920         },
 921 };
 922
 923 static struct sh_mobile_ceu_companion csi2 = {
 924         .id             = 0,
 925         .num_resources  = ARRAY_SIZE(csi2_resources),
 926         .resource       = csi2_resources,
 927         .platform_data  = &csi2_info,
 928 };
 929
 930 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
 931         .flags = SH_CEU_FLAG_USE_8BIT_BUS,
 932         .max_width = 8188,
 933         .max_height = 8188,
 934         .csi2 = &csi2,
 935 };
 936
 937 static struct resource ceu_resources[] = {
 938         [0] = {
 939                 .name   = "CEU",
 940                 .start  = 0xfe910000,
 941                 .end    = 0xfe91009f,
 942                 .flags  = IORESOURCE_MEM,
 943         },
 944         [1] = {
 945                 .start  = intcs_evt2irq(0x880),
 946                 .flags  = IORESOURCE_IRQ,
 947         },
 948         [2] = {
 949                 /* place holder for contiguous memory */
 950         },
 951 };
 952
 953 static struct platform_device ceu_device = {
 954         .name           = "sh_mobile_ceu",
 955         .id             = 0, /* "ceu0" clock */
 956         .num_resources  = ARRAY_SIZE(ceu_resources),
 957         .resource       = ceu_resources,
 958         .dev    = {
 959                 .platform_data          = &sh_mobile_ceu_info,
 960                 .coherent_dma_mask      = 0xffffffff,
 961         },
 962 };
 963
 964 static struct platform_device *ap4evb_devices[] __initdata = {
 965         &leds_device,
 966         &nor_flash_device,
 967         &smc911x_device,
 968         &sdhi0_device,
 969         &sdhi1_device,
 970         &usb1_host_device,
 971         &fsi_device,
 972         &fsi_ak4643_device,
 973         &fsi_hdmi_device,
 974         &sh_mmcif_device,
 975         &hdmi_device,
 976         &lcdc_device,
 977         &lcdc1_device,
 978         &ceu_device,
 979         &ap4evb_camera,
 980         &meram_device,
 981 };
 982
 983 static void __init hdmi_init_pm_clock(void)
 984 {
 985         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
 986         int ret;
 987         long rate;
 988
 989         if (IS_ERR(hdmi_ick)) {
 990                 ret = PTR_ERR(hdmi_ick);
 991                 pr_err("Cannot get HDMI ICK: %d\n", ret);
 992                 goto out;
 993         }
 994
 995         ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
 996         if (ret < 0) {
 997                 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
 998                 goto out;
 999         }
1000
1001         pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
1002
1003         rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
1004         if (rate < 0) {
1005                 pr_err("Cannot get suitable rate: %ld\n", rate);
1006                 ret = rate;
1007                 goto out;
1008         }
1009
1010         ret = clk_set_rate(&sh7372_pllc2_clk, rate);
1011         if (ret < 0) {
1012                 pr_err("Cannot set rate %ld: %d\n", rate, ret);
1013                 goto out;
1014         }
1015
1016         pr_debug("PLLC2 set frequency %lu\n", rate);
1017
1018         ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
1019         if (ret < 0)
1020                 pr_err("Cannot set HDMI parent: %d\n", ret);
1021
1022 out:
1023         if (!IS_ERR(hdmi_ick))
1024                 clk_put(hdmi_ick);
1025 }
1026
1027 /* TouchScreen */
1028 #ifdef CONFIG_AP4EVB_QHD
1029 # define GPIO_TSC_IRQ   GPIO_FN_IRQ28_123
1030 # define GPIO_TSC_PORT  123
1031 #else /* WVGA */
1032 # define GPIO_TSC_IRQ   GPIO_FN_IRQ7_40
1033 # define GPIO_TSC_PORT  40
1034 #endif
1035
1036 #define IRQ28   evt2irq(0x3380) /* IRQ28A */
1037 #define IRQ7    evt2irq(0x02e0) /* IRQ7A */
1038 static int ts_get_pendown_state(void)
1039 {
1040         int val;
1041
1042         gpio_free(GPIO_TSC_IRQ);
1043
1044         gpio_request_one(GPIO_TSC_PORT, GPIOF_IN, NULL);
1045
1046         val = gpio_get_value(GPIO_TSC_PORT);
1047
1048         gpio_request(GPIO_TSC_IRQ, NULL);
1049
1050         return !val;
1051 }
1052
1053 static int ts_init(void)
1054 {
1055         gpio_request(GPIO_TSC_IRQ, NULL);
1056
1057         return 0;
1058 }
1059
1060 static struct tsc2007_platform_data tsc2007_info = {
1061         .model                  = 2007,
1062         .x_plate_ohms           = 180,
1063         .get_pendown_state      = ts_get_pendown_state,
1064         .init_platform_hw       = ts_init,
1065 };
1066
1067 static struct i2c_board_info tsc_device = {
1068         I2C_BOARD_INFO("tsc2007", 0x48),
1069         .type           = "tsc2007",
1070         .platform_data  = &tsc2007_info,
1071         /*.irq is selected on ap4evb_init */
1072 };
1073
1074 /* I2C */
1075 static struct i2c_board_info i2c0_devices[] = {
1076         {
1077                 I2C_BOARD_INFO("ak4643", 0x13),
1078         },
1079 };
1080
1081 static struct i2c_board_info i2c1_devices[] = {
1082         {
1083                 I2C_BOARD_INFO("r2025sd", 0x32),
1084         },
1085 };
1086
1087
1088 static const struct pinctrl_map ap4evb_pinctrl_map[] = {
1089         /* MMCIF */
1090         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh7372",
1091                                   "mmc0_data8_0", "mmc0"),
1092         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh7372",
1093                                   "mmc0_ctrl_0", "mmc0"),
1094         /* SDHI0 */
1095         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1096                                   "sdhi0_data4", "sdhi0"),
1097         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1098                                   "sdhi0_ctrl", "sdhi0"),
1099         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1100                                   "sdhi0_cd", "sdhi0"),
1101         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1102                                   "sdhi0_wp", "sdhi0"),
1103         /* SDHI1 */
1104         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh7372",
1105                                   "sdhi1_data4", "sdhi1"),
1106         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh7372",
1107                                   "sdhi1_ctrl", "sdhi1"),
1108 };
1109
1110 #define GPIO_PORT9CR    IOMEM(0xE6051009)
1111 #define GPIO_PORT10CR   IOMEM(0xE605100A)
1112 #define USCCR1          IOMEM(0xE6058144)
1113 static void __init ap4evb_init(void)
1114 {
1115         struct pm_domain_device domain_devices[] = {
1116                 { "A4LC", &lcdc1_device, },
1117                 { "A4LC", &lcdc_device, },
1118                 { "A4MP", &fsi_device, },
1119                 { "A3SP", &sh_mmcif_device, },
1120                 { "A3SP", &sdhi0_device, },
1121                 { "A3SP", &sdhi1_device, },
1122                 { "A4R", &ceu_device, },
1123         };
1124         u32 srcr4;
1125         struct clk *clk;
1126
1127         regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
1128                                      ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
1129         regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers,
1130                                      ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
1131         regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies));
1132
1133         /* External clock source */
1134         clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1135
1136         pinctrl_register_mappings(ap4evb_pinctrl_map,
1137                                   ARRAY_SIZE(ap4evb_pinctrl_map));
1138         sh7372_pinmux_init();
1139
1140         /* enable SCIFA0 */
1141         gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1142         gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1143
1144         /* enable SMSC911X */
1145         gpio_request(GPIO_FN_CS5A,      NULL);
1146         gpio_request(GPIO_FN_IRQ6_39,   NULL);
1147
1148         /* enable Debug switch (S6) */
1149         gpio_request_one(32, GPIOF_IN | GPIOF_EXPORT, NULL);
1150         gpio_request_one(33, GPIOF_IN | GPIOF_EXPORT, NULL);
1151         gpio_request_one(34, GPIOF_IN | GPIOF_EXPORT, NULL);
1152         gpio_request_one(35, GPIOF_IN | GPIOF_EXPORT, NULL);
1153
1154         /* USB enable */
1155         gpio_request(GPIO_FN_VBUS0_1,    NULL);
1156         gpio_request(GPIO_FN_IDIN_1_18,  NULL);
1157         gpio_request(GPIO_FN_PWEN_1_115, NULL);
1158         gpio_request(GPIO_FN_OVCN_1_114, NULL);
1159         gpio_request(GPIO_FN_EXTLP_1,    NULL);
1160         gpio_request(GPIO_FN_OVCN2_1,    NULL);
1161
1162         /* setup USB phy */
1163         __raw_writew(0x8a0a, IOMEM(0xE6058130));        /* USBCR4 */
1164
1165         /* enable FSI2 port A (ak4643) */
1166         gpio_request(GPIO_FN_FSIAIBT,   NULL);
1167         gpio_request(GPIO_FN_FSIAILR,   NULL);
1168         gpio_request(GPIO_FN_FSIAISLD,  NULL);
1169         gpio_request(GPIO_FN_FSIAOSLD,  NULL);
1170         gpio_request_one(161, GPIOF_OUT_INIT_LOW, NULL); /* slave */
1171
1172         gpio_request(9, NULL);
1173         gpio_request(10, NULL);
1174         gpio_direction_none(GPIO_PORT9CR);  /* FSIAOBT needs no direction */
1175         gpio_direction_none(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1176
1177         /* card detect pin for MMC slot (CN7) */
1178         gpio_request_one(41, GPIOF_IN, NULL);
1179
1180         /* setup FSI2 port B (HDMI) */
1181         gpio_request(GPIO_FN_FSIBCK, NULL);
1182         __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1183
1184         /* set SPU2 clock to 119.6 MHz */
1185         clk = clk_get(NULL, "spu_clk");
1186         if (!IS_ERR(clk)) {
1187                 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1188                 clk_put(clk);
1189         }
1190
1191         /*
1192          * set irq priority, to avoid sound chopping
1193          * when NFS rootfs is used
1194          *  FSI(3) > SMSC911X(2)
1195          */
1196         intc_set_priority(IRQ_FSI, 3);
1197
1198         i2c_register_board_info(0, i2c0_devices,
1199                                 ARRAY_SIZE(i2c0_devices));
1200
1201         i2c_register_board_info(1, i2c1_devices,
1202                                 ARRAY_SIZE(i2c1_devices));
1203
1204 #ifdef CONFIG_AP4EVB_QHD
1205
1206         /*
1207          * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1208          * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1209          */
1210
1211         /* enable KEYSC */
1212         gpio_request(GPIO_FN_KEYOUT0, NULL);
1213         gpio_request(GPIO_FN_KEYOUT1, NULL);
1214         gpio_request(GPIO_FN_KEYOUT2, NULL);
1215         gpio_request(GPIO_FN_KEYOUT3, NULL);
1216         gpio_request(GPIO_FN_KEYOUT4, NULL);
1217         gpio_request(GPIO_FN_KEYIN0_136, NULL);
1218         gpio_request(GPIO_FN_KEYIN1_135, NULL);
1219         gpio_request(GPIO_FN_KEYIN2_134, NULL);
1220         gpio_request(GPIO_FN_KEYIN3_133, NULL);
1221         gpio_request(GPIO_FN_KEYIN4,     NULL);
1222
1223         /* enable TouchScreen */
1224         irq_set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1225
1226         tsc_device.irq = IRQ28;
1227         i2c_register_board_info(1, &tsc_device, 1);
1228
1229         /* LCDC0 */
1230         lcdc_info.clock_source                  = LCDC_CLK_PERIPHERAL;
1231         lcdc_info.ch[0].interface_type          = RGB24;
1232         lcdc_info.ch[0].clock_divider           = 1;
1233         lcdc_info.ch[0].flags                   = LCDC_FLAGS_DWPOL;
1234         lcdc_info.ch[0].panel_cfg.width         = 44;
1235         lcdc_info.ch[0].panel_cfg.height        = 79;
1236
1237         platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1238
1239 #else
1240         /*
1241          * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1242          * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1243          */
1244
1245         gpio_request(GPIO_FN_LCDD17,   NULL);
1246         gpio_request(GPIO_FN_LCDD16,   NULL);
1247         gpio_request(GPIO_FN_LCDD15,   NULL);
1248         gpio_request(GPIO_FN_LCDD14,   NULL);
1249         gpio_request(GPIO_FN_LCDD13,   NULL);
1250         gpio_request(GPIO_FN_LCDD12,   NULL);
1251         gpio_request(GPIO_FN_LCDD11,   NULL);
1252         gpio_request(GPIO_FN_LCDD10,   NULL);
1253         gpio_request(GPIO_FN_LCDD9,    NULL);
1254         gpio_request(GPIO_FN_LCDD8,    NULL);
1255         gpio_request(GPIO_FN_LCDD7,    NULL);
1256         gpio_request(GPIO_FN_LCDD6,    NULL);
1257         gpio_request(GPIO_FN_LCDD5,    NULL);
1258         gpio_request(GPIO_FN_LCDD4,    NULL);
1259         gpio_request(GPIO_FN_LCDD3,    NULL);
1260         gpio_request(GPIO_FN_LCDD2,    NULL);
1261         gpio_request(GPIO_FN_LCDD1,    NULL);
1262         gpio_request(GPIO_FN_LCDD0,    NULL);
1263         gpio_request(GPIO_FN_LCDDISP,  NULL);
1264         gpio_request(GPIO_FN_LCDDCK,   NULL);
1265
1266         gpio_request_one(189, GPIOF_OUT_INIT_HIGH, NULL); /* backlight */
1267         gpio_request_one(151, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
1268
1269         lcdc_info.clock_source                  = LCDC_CLK_BUS;
1270         lcdc_info.ch[0].interface_type          = RGB18;
1271         lcdc_info.ch[0].clock_divider           = 3;
1272         lcdc_info.ch[0].flags                   = 0;
1273         lcdc_info.ch[0].panel_cfg.width         = 152;
1274         lcdc_info.ch[0].panel_cfg.height        = 91;
1275
1276         /* enable TouchScreen */
1277         irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1278
1279         tsc_device.irq = IRQ7;
1280         i2c_register_board_info(0, &tsc_device, 1);
1281 #endif /* CONFIG_AP4EVB_QHD */
1282
1283         /* CEU */
1284
1285         /*
1286          * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1287          * becomes available
1288          */
1289
1290         /* MIPI-CSI stuff */
1291         gpio_request(GPIO_FN_VIO_CKO, NULL);
1292
1293         clk = clk_get(NULL, "vck1_clk");
1294         if (!IS_ERR(clk)) {
1295                 clk_set_rate(clk, clk_round_rate(clk, 13000000));
1296                 clk_enable(clk);
1297                 clk_put(clk);
1298         }
1299
1300         sh7372_add_standard_devices();
1301
1302         /* HDMI */
1303         gpio_request(GPIO_FN_HDMI_HPD, NULL);
1304         gpio_request(GPIO_FN_HDMI_CEC, NULL);
1305
1306         /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1307 #define SRCR4 IOMEM(0xe61580bc)
1308         srcr4 = __raw_readl(SRCR4);
1309         __raw_writel(srcr4 | (1 << 13), SRCR4);
1310         udelay(50);
1311         __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1312
1313         platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1314
1315         rmobile_add_devices_to_domains(domain_devices,
1316                                        ARRAY_SIZE(domain_devices));
1317
1318         hdmi_init_pm_clock();
1319         sh7372_pm_init();
1320         pm_clk_add(&fsi_device.dev, "spu2");
1321         pm_clk_add(&lcdc1_device.dev, "hdmi");
1322 }
1323
1324 MACHINE_START(AP4EVB, "ap4evb")
1325         .map_io         = sh7372_map_io,
1326         .init_early     = sh7372_add_early_devices,
1327         .init_irq       = sh7372_init_irq,
1328         .handle_irq     = shmobile_handle_irq_intc,
1329         .init_machine   = ap4evb_init,
1330         .init_late      = sh7372_pm_init_late,
1331         .init_time      = sh7372_earlytimer_init,
1332 MACHINE_END