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/sh_mobile_sdhi.h>
  28 #include <linux/mfd/tmio.h>
  29 #include <linux/mmc/host.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/smsc911x.h>
  38 #include <linux/sh_intc.h>
  39 #include <linux/sh_clk.h>
  40 #include <linux/gpio.h>
  41 #include <linux/input.h>
  42 #include <linux/leds.h>
  43 #include <linux/input/sh_keysc.h>
  44 #include <linux/usb/r8a66597.h>
  45
  46 #include <media/sh_mobile_ceu.h>
  47 #include <media/sh_mobile_csi2.h>
  48 #include <media/soc_camera.h>
  49
  50 #include <sound/sh_fsi.h>
  51
  52 #include <video/sh_mobile_hdmi.h>
  53 #include <video/sh_mobile_lcdc.h>
  54 #include <video/sh_mipi_dsi.h>
  55
  56 #include <mach/common.h>
  57 #include <mach/irqs.h>
  58 #include <mach/sh7372.h>
  59
  60 #include <asm/mach-types.h>
  61 #include <asm/mach/arch.h>
  62 #include <asm/mach/map.h>
  63 #include <asm/mach/time.h>
  64
  65 /*
  66  * Address      Interface               BusWidth        note
  67  * ------------------------------------------------------------------
  68  * 0x0000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = ON
  69  * 0x0800_0000  user area               -
  70  * 0x1000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = OFF
  71  * 0x1400_0000  Ether (LAN9220)         16bit
  72  * 0x1600_0000  user area               -               cannot use with NAND
  73  * 0x1800_0000  user area               -
  74  * 0x1A00_0000  -
  75  * 0x4000_0000  LPDDR2-SDRAM (POP)      32bit
  76  */
  77
  78 /*
  79  * NOR Flash ROM
  80  *
  81  *  SW1  |     SW2    | SW7  | NOR Flash ROM
  82  *  bit1 | bit1  bit2 | bit1 | Memory allocation
  83  * ------+------------+------+------------------
  84  *  OFF  | ON     OFF | ON   |    Area 0
  85  *  OFF  | ON     OFF | OFF  |    Area 4
  86  */
  87
  88 /*
  89  * NAND Flash ROM
  90  *
  91  *  SW1  |     SW2    | SW7  | NAND Flash ROM
  92  *  bit1 | bit1  bit2 | bit2 | Memory allocation
  93  * ------+------------+------+------------------
  94  *  OFF  | ON     OFF | ON   |    FCE 0
  95  *  OFF  | ON     OFF | OFF  |    FCE 1
  96  */
  97
  98 /*
  99  * SMSC 9220
 100  *
 101  *  SW1         SMSC 9220
 102  * -----------------------
 103  *  ON          access disable
 104  *  OFF         access enable
 105  */
 106
 107 /*
 108  * LCD / IRQ / KEYSC / IrDA
 109  *
 110  * IRQ = IRQ26 (TS), IRQ27 (VIO), IRQ28 (QHD-TouchScreen)
 111  * LCD = 2nd LCDC (WVGA)
 112  *
 113  *              |               SW43                    |
 114  * SW3          |       ON              |       OFF     |
 115  * -------------+-----------------------+---------------+
 116  * ON           | KEY / IrDA            | LCD           |
 117  * OFF          | KEY / IrDA / IRQ      | IRQ           |
 118  *
 119  *
 120  * QHD / WVGA display
 121  *
 122  * You can choice display type on menuconfig.
 123  * Then, check above dip-switch.
 124  */
 125
 126 /*
 127  * USB
 128  *
 129  * J7 : 1-2  MAX3355E VBUS
 130  *      2-3  DC 5.0V
 131  *
 132  * S39: bit2: off
 133  */
 134
 135 /*
 136  * FSI/FSMI
 137  *
 138  * SW41 :  ON : SH-Mobile AP4 Audio Mode
 139  *      : OFF : Bluetooth Audio Mode
 140  */
 141
 142 /*
 143  * MMC0/SDHI1 (CN7)
 144  *
 145  * J22 : select card voltage
 146  *       1-2 pin : 1.8v
 147  *       2-3 pin : 3.3v
 148  *
 149  *        SW1  |             SW33
 150  *             | bit1 | bit2 | bit3 | bit4
 151  * ------------+------+------+------+-------
 152  * MMC0   OFF  |  OFF |  ON  |  ON  |  X
 153  * SDHI1  OFF  |  ON  |   X  |  OFF | ON
 154  *
 155  * voltage lebel
 156  * CN7 : 1.8v
 157  * CN12: 3.3v
 158  */
 159
 160 /* MTD */
 161 static struct mtd_partition nor_flash_partitions[] = {
 162         {
 163                 .name           = "loader",
 164                 .offset         = 0x00000000,
 165                 .size           = 512 * 1024,
 166         },
 167         {
 168                 .name           = "bootenv",
 169                 .offset         = MTDPART_OFS_APPEND,
 170                 .size           = 512 * 1024,
 171         },
 172         {
 173                 .name           = "kernel_ro",
 174                 .offset         = MTDPART_OFS_APPEND,
 175                 .size           = 8 * 1024 * 1024,
 176                 .mask_flags     = MTD_WRITEABLE,
 177         },
 178         {
 179                 .name           = "kernel",
 180                 .offset         = MTDPART_OFS_APPEND,
 181                 .size           = 8 * 1024 * 1024,
 182         },
 183         {
 184                 .name           = "data",
 185                 .offset         = MTDPART_OFS_APPEND,
 186                 .size           = MTDPART_SIZ_FULL,
 187         },
 188 };
 189
 190 static struct physmap_flash_data nor_flash_data = {
 191         .width          = 2,
 192         .parts          = nor_flash_partitions,
 193         .nr_parts       = ARRAY_SIZE(nor_flash_partitions),
 194 };
 195
 196 static struct resource nor_flash_resources[] = {
 197         [0]     = {
 198                 .start  = 0x00000000,
 199                 .end    = 0x08000000 - 1,
 200                 .flags  = IORESOURCE_MEM,
 201         }
 202 };
 203
 204 static struct platform_device nor_flash_device = {
 205         .name           = "physmap-flash",
 206         .dev            = {
 207                 .platform_data  = &nor_flash_data,
 208         },
 209         .num_resources  = ARRAY_SIZE(nor_flash_resources),
 210         .resource       = nor_flash_resources,
 211 };
 212
 213 /* SMSC 9220 */
 214 static struct resource smc911x_resources[] = {
 215         {
 216                 .start  = 0x14000000,
 217                 .end    = 0x16000000 - 1,
 218                 .flags  = IORESOURCE_MEM,
 219         }, {
 220                 .start  = evt2irq(0x02c0) /* IRQ6A */,
 221                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 222         },
 223 };
 224
 225 static struct smsc911x_platform_config smsc911x_info = {
 226         .flags          = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
 227         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 228         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
 229 };
 230
 231 static struct platform_device smc911x_device = {
 232         .name           = "smsc911x",
 233         .id             = -1,
 234         .num_resources  = ARRAY_SIZE(smc911x_resources),
 235         .resource       = smc911x_resources,
 236         .dev            = {
 237                 .platform_data = &smsc911x_info,
 238         },
 239 };
 240
 241 /*
 242  * The card detect pin of the top SD/MMC slot (CN7) is active low and is
 243  * connected to GPIO A22 of SH7372 (GPIO_PORT41).
 244  */
 245 static int slot_cn7_get_cd(struct platform_device *pdev)
 246 {
 247         if (gpio_is_valid(GPIO_PORT41))
 248                 return !gpio_get_value(GPIO_PORT41);
 249         else
 250                 return -ENXIO;
 251 }
 252
 253 /* SH_MMCIF */
 254 static struct resource sh_mmcif_resources[] = {
 255         [0] = {
 256                 .name   = "MMCIF",
 257                 .start  = 0xE6BD0000,
 258                 .end    = 0xE6BD00FF,
 259                 .flags  = IORESOURCE_MEM,
 260         },
 261         [1] = {
 262                 /* MMC ERR */
 263                 .start  = evt2irq(0x1ac0),
 264                 .flags  = IORESOURCE_IRQ,
 265         },
 266         [2] = {
 267                 /* MMC NOR */
 268                 .start  = evt2irq(0x1ae0),
 269                 .flags  = IORESOURCE_IRQ,
 270         },
 271 };
 272
 273 static struct sh_mmcif_plat_data sh_mmcif_plat = {
 274         .sup_pclk       = 0,
 275         .ocr            = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
 276         .caps           = MMC_CAP_4_BIT_DATA |
 277                           MMC_CAP_8_BIT_DATA |
 278                           MMC_CAP_NEEDS_POLL,
 279         .get_cd         = slot_cn7_get_cd,
 280 };
 281
 282 static struct platform_device sh_mmcif_device = {
 283         .name           = "sh_mmcif",
 284         .id             = 0,
 285         .dev            = {
 286                 .dma_mask               = NULL,
 287                 .coherent_dma_mask      = 0xffffffff,
 288                 .platform_data          = &sh_mmcif_plat,
 289         },
 290         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
 291         .resource       = sh_mmcif_resources,
 292 };
 293
 294 /* SDHI0 */
 295 static struct sh_mobile_sdhi_info sdhi0_info = {
 296         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
 297         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
 298 };
 299
 300 static struct resource sdhi0_resources[] = {
 301         [0] = {
 302                 .name   = "SDHI0",
 303                 .start  = 0xe6850000,
 304                 .end    = 0xe68501ff,
 305                 .flags  = IORESOURCE_MEM,
 306         },
 307         [1] = {
 308                 .start  = evt2irq(0x0e00) /* SDHI0 */,
 309                 .flags  = IORESOURCE_IRQ,
 310         },
 311 };
 312
 313 static struct platform_device sdhi0_device = {
 314         .name           = "sh_mobile_sdhi",
 315         .num_resources  = ARRAY_SIZE(sdhi0_resources),
 316         .resource       = sdhi0_resources,
 317         .id             = 0,
 318         .dev    = {
 319                 .platform_data  = &sdhi0_info,
 320         },
 321 };
 322
 323 /* SDHI1 */
 324 static struct sh_mobile_sdhi_info sdhi1_info = {
 325         .dma_slave_tx   = SHDMA_SLAVE_SDHI1_TX,
 326         .dma_slave_rx   = SHDMA_SLAVE_SDHI1_RX,
 327         .tmio_ocr_mask  = MMC_VDD_165_195,
 328         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE,
 329         .tmio_caps      = MMC_CAP_NEEDS_POLL,
 330         .get_cd         = slot_cn7_get_cd,
 331 };
 332
 333 static struct resource sdhi1_resources[] = {
 334         [0] = {
 335                 .name   = "SDHI1",
 336                 .start  = 0xe6860000,
 337                 .end    = 0xe68601ff,
 338                 .flags  = IORESOURCE_MEM,
 339         },
 340         [1] = {
 341                 .start  = evt2irq(0x0e80),
 342                 .flags  = IORESOURCE_IRQ,
 343         },
 344 };
 345
 346 static struct platform_device sdhi1_device = {
 347         .name           = "sh_mobile_sdhi",
 348         .num_resources  = ARRAY_SIZE(sdhi1_resources),
 349         .resource       = sdhi1_resources,
 350         .id             = 1,
 351         .dev    = {
 352                 .platform_data  = &sdhi1_info,
 353         },
 354 };
 355
 356 /* USB1 */
 357 static void usb1_host_port_power(int port, int power)
 358 {
 359         if (!power) /* only power-on supported for now */
 360                 return;
 361
 362         /* set VBOUT/PWEN and EXTLP1 in DVSTCTR */
 363         __raw_writew(__raw_readw(0xE68B0008) | 0x600, 0xE68B0008);
 364 }
 365
 366 static struct r8a66597_platdata usb1_host_data = {
 367         .on_chip        = 1,
 368         .port_power     = usb1_host_port_power,
 369 };
 370
 371 static struct resource usb1_host_resources[] = {
 372         [0] = {
 373                 .name   = "USBHS",
 374                 .start  = 0xE68B0000,
 375                 .end    = 0xE68B00E6 - 1,
 376                 .flags  = IORESOURCE_MEM,
 377         },
 378         [1] = {
 379                 .start  = evt2irq(0x1ce0) /* USB1_USB1I0 */,
 380                 .flags  = IORESOURCE_IRQ,
 381         },
 382 };
 383
 384 static struct platform_device usb1_host_device = {
 385         .name   = "r8a66597_hcd",
 386         .id     = 1,
 387         .dev = {
 388                 .dma_mask               = NULL,         /*  not use dma */
 389                 .coherent_dma_mask      = 0xffffffff,
 390                 .platform_data          = &usb1_host_data,
 391         },
 392         .num_resources  = ARRAY_SIZE(usb1_host_resources),
 393         .resource       = usb1_host_resources,
 394 };
 395
 396 const static struct fb_videomode ap4evb_lcdc_modes[] = {
 397         {
 398 #ifdef CONFIG_AP4EVB_QHD
 399                 .name           = "R63302(QHD)",
 400                 .xres           = 544,
 401                 .yres           = 961,
 402                 .left_margin    = 72,
 403                 .right_margin   = 600,
 404                 .hsync_len      = 16,
 405                 .upper_margin   = 8,
 406                 .lower_margin   = 8,
 407                 .vsync_len      = 2,
 408                 .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
 409 #else
 410                 .name           = "WVGA Panel",
 411                 .xres           = 800,
 412                 .yres           = 480,
 413                 .left_margin    = 220,
 414                 .right_margin   = 110,
 415                 .hsync_len      = 70,
 416                 .upper_margin   = 20,
 417                 .lower_margin   = 5,
 418                 .vsync_len      = 5,
 419                 .sync           = 0,
 420 #endif
 421         },
 422 };
 423
 424 static struct sh_mobile_lcdc_info lcdc_info = {
 425         .ch[0] = {
 426                 .chan = LCDC_CHAN_MAINLCD,
 427                 .bpp = 16,
 428                 .lcd_cfg = ap4evb_lcdc_modes,
 429                 .num_cfg = ARRAY_SIZE(ap4evb_lcdc_modes),
 430         }
 431 };
 432
 433 static struct resource lcdc_resources[] = {
 434         [0] = {
 435                 .name   = "LCDC",
 436                 .start  = 0xfe940000, /* P4-only space */
 437                 .end    = 0xfe943fff,
 438                 .flags  = IORESOURCE_MEM,
 439         },
 440         [1] = {
 441                 .start  = intcs_evt2irq(0x580),
 442                 .flags  = IORESOURCE_IRQ,
 443         },
 444 };
 445
 446 static struct platform_device lcdc_device = {
 447         .name           = "sh_mobile_lcdc_fb",
 448         .num_resources  = ARRAY_SIZE(lcdc_resources),
 449         .resource       = lcdc_resources,
 450         .dev    = {
 451                 .platform_data  = &lcdc_info,
 452                 .coherent_dma_mask = ~0,
 453         },
 454 };
 455
 456 /*
 457  * QHD display
 458  */
 459 #ifdef CONFIG_AP4EVB_QHD
 460
 461 /* KEYSC (Needs SW43 set to ON) */
 462 static struct sh_keysc_info keysc_info = {
 463         .mode           = SH_KEYSC_MODE_1,
 464         .scan_timing    = 3,
 465         .delay          = 2500,
 466         .keycodes = {
 467                 KEY_0, KEY_1, KEY_2, KEY_3, KEY_4,
 468                 KEY_5, KEY_6, KEY_7, KEY_8, KEY_9,
 469                 KEY_A, KEY_B, KEY_C, KEY_D, KEY_E,
 470                 KEY_F, KEY_G, KEY_H, KEY_I, KEY_J,
 471                 KEY_K, KEY_L, KEY_M, KEY_N, KEY_O,
 472         },
 473 };
 474
 475 static struct resource keysc_resources[] = {
 476         [0] = {
 477                 .name   = "KEYSC",
 478                 .start  = 0xe61b0000,
 479                 .end    = 0xe61b0063,
 480                 .flags  = IORESOURCE_MEM,
 481         },
 482         [1] = {
 483                 .start  = evt2irq(0x0be0), /* KEYSC_KEY */
 484                 .flags  = IORESOURCE_IRQ,
 485         },
 486 };
 487
 488 static struct platform_device keysc_device = {
 489         .name           = "sh_keysc",
 490         .id             = 0, /* "keysc0" clock */
 491         .num_resources  = ARRAY_SIZE(keysc_resources),
 492         .resource       = keysc_resources,
 493         .dev    = {
 494                 .platform_data  = &keysc_info,
 495         },
 496 };
 497
 498 /* MIPI-DSI */
 499 static struct resource mipidsi0_resources[] = {
 500         [0] = {
 501                 .start  = 0xffc60000,
 502                 .end    = 0xffc68fff,
 503                 .flags  = IORESOURCE_MEM,
 504         },
 505 };
 506
 507 static struct sh_mipi_dsi_info mipidsi0_info = {
 508         .data_format    = MIPI_RGB888,
 509         .lcd_chan       = &lcdc_info.ch[0],
 510 };
 511
 512 static struct platform_device mipidsi0_device = {
 513         .name           = "sh-mipi-dsi",
 514         .num_resources  = ARRAY_SIZE(mipidsi0_resources),
 515         .resource       = mipidsi0_resources,
 516         .id             = 0,
 517         .dev    = {
 518                 .platform_data  = &mipidsi0_info,
 519         },
 520 };
 521
 522 /* This function will disappear when we switch to (runtime) PM */
 523 static int __init ap4evb_init_display_clk(void)
 524 {
 525         struct clk *lcdc_clk;
 526         struct clk *dsitx_clk;
 527         int ret;
 528
 529         lcdc_clk = clk_get(&lcdc_device.dev, "sh_mobile_lcdc_fb.0");
 530         if (IS_ERR(lcdc_clk))
 531                 return PTR_ERR(lcdc_clk);
 532
 533         dsitx_clk = clk_get(&mipidsi0_device.dev, "sh-mipi-dsi.0");
 534         if (IS_ERR(dsitx_clk)) {
 535                 ret = PTR_ERR(dsitx_clk);
 536                 goto eclkdsitxget;
 537         }
 538
 539         ret = clk_enable(lcdc_clk);
 540         if (ret < 0)
 541                 goto eclklcdcon;
 542
 543         ret = clk_enable(dsitx_clk);
 544         if (ret < 0)
 545                 goto eclkdsitxon;
 546
 547         return 0;
 548
 549 eclkdsitxon:
 550         clk_disable(lcdc_clk);
 551 eclklcdcon:
 552         clk_put(dsitx_clk);
 553 eclkdsitxget:
 554         clk_put(lcdc_clk);
 555
 556         return ret;
 557 }
 558 device_initcall(ap4evb_init_display_clk);
 559
 560 static struct platform_device *qhd_devices[] __initdata = {
 561         &mipidsi0_device,
 562         &keysc_device,
 563 };
 564 #endif /* CONFIG_AP4EVB_QHD */
 565
 566 /* FSI */
 567 #define IRQ_FSI         evt2irq(0x1840)
 568 static struct sh_fsi_platform_info fsi_info = {
 569         .porta_flags = SH_FSI_BRS_INV |
 570                        SH_FSI_OUT_SLAVE_MODE |
 571                        SH_FSI_IN_SLAVE_MODE |
 572                        SH_FSI_OFMT(PCM) |
 573                        SH_FSI_IFMT(PCM),
 574 };
 575
 576 static struct resource fsi_resources[] = {
 577         [0] = {
 578                 .name   = "FSI",
 579                 .start  = 0xFE3C0000,
 580                 .end    = 0xFE3C0400 - 1,
 581                 .flags  = IORESOURCE_MEM,
 582         },
 583         [1] = {
 584                 .start  = IRQ_FSI,
 585                 .flags  = IORESOURCE_IRQ,
 586         },
 587 };
 588
 589 static struct platform_device fsi_device = {
 590         .name           = "sh_fsi2",
 591         .id             = -1,
 592         .num_resources  = ARRAY_SIZE(fsi_resources),
 593         .resource       = fsi_resources,
 594         .dev    = {
 595                 .platform_data  = &fsi_info,
 596         },
 597 };
 598
 599 static struct sh_mobile_lcdc_info sh_mobile_lcdc1_info = {
 600         .clock_source = LCDC_CLK_EXTERNAL,
 601         .ch[0] = {
 602                 .chan = LCDC_CHAN_MAINLCD,
 603                 .bpp = 16,
 604                 .interface_type = RGB24,
 605                 .clock_divider = 1,
 606                 .flags = LCDC_FLAGS_DWPOL,
 607         }
 608 };
 609
 610 static struct resource lcdc1_resources[] = {
 611         [0] = {
 612                 .name   = "LCDC1",
 613                 .start  = 0xfe944000,
 614                 .end    = 0xfe947fff,
 615                 .flags  = IORESOURCE_MEM,
 616         },
 617         [1] = {
 618                 .start  = intcs_evt2irq(0x1780),
 619                 .flags  = IORESOURCE_IRQ,
 620         },
 621 };
 622
 623 static struct platform_device lcdc1_device = {
 624         .name           = "sh_mobile_lcdc_fb",
 625         .num_resources  = ARRAY_SIZE(lcdc1_resources),
 626         .resource       = lcdc1_resources,
 627         .id             = 1,
 628         .dev    = {
 629                 .platform_data  = &sh_mobile_lcdc1_info,
 630                 .coherent_dma_mask = ~0,
 631         },
 632 };
 633
 634 static struct sh_mobile_hdmi_info hdmi_info = {
 635         .lcd_chan = &sh_mobile_lcdc1_info.ch[0],
 636         .lcd_dev = &lcdc1_device.dev,
 637 };
 638
 639 static struct resource hdmi_resources[] = {
 640         [0] = {
 641                 .name   = "HDMI",
 642                 .start  = 0xe6be0000,
 643                 .end    = 0xe6be00ff,
 644                 .flags  = IORESOURCE_MEM,
 645         },
 646         [1] = {
 647                 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
 648                 .start  = evt2irq(0x17e0),
 649                 .flags  = IORESOURCE_IRQ,
 650         },
 651 };
 652
 653 static struct platform_device hdmi_device = {
 654         .name           = "sh-mobile-hdmi",
 655         .num_resources  = ARRAY_SIZE(hdmi_resources),
 656         .resource       = hdmi_resources,
 657         .id             = -1,
 658         .dev    = {
 659                 .platform_data  = &hdmi_info,
 660         },
 661 };
 662
 663 static struct gpio_led ap4evb_leds[] = {
 664         {
 665                 .name                   = "led4",
 666                 .gpio                   = GPIO_PORT185,
 667                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 668         },
 669         {
 670                 .name                   = "led2",
 671                 .gpio                   = GPIO_PORT186,
 672                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 673         },
 674         {
 675                 .name                   = "led3",
 676                 .gpio                   = GPIO_PORT187,
 677                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 678         },
 679         {
 680                 .name                   = "led1",
 681                 .gpio                   = GPIO_PORT188,
 682                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 683         }
 684 };
 685
 686 static struct gpio_led_platform_data ap4evb_leds_pdata = {
 687         .num_leds = ARRAY_SIZE(ap4evb_leds),
 688         .leds = ap4evb_leds,
 689 };
 690
 691 static struct platform_device leds_device = {
 692         .name = "leds-gpio",
 693         .id = 0,
 694         .dev = {
 695                 .platform_data  = &ap4evb_leds_pdata,
 696         },
 697 };
 698
 699 static struct i2c_board_info imx074_info = {
 700         I2C_BOARD_INFO("imx074", 0x1a),
 701 };
 702
 703 struct soc_camera_link imx074_link = {
 704         .bus_id         = 0,
 705         .board_info     = &imx074_info,
 706         .i2c_adapter_id = 0,
 707         .module_name    = "imx074",
 708 };
 709
 710 static struct platform_device ap4evb_camera = {
 711         .name   = "soc-camera-pdrv",
 712         .id     = 0,
 713         .dev    = {
 714                 .platform_data = &imx074_link,
 715         },
 716 };
 717
 718 static struct sh_csi2_client_config csi2_clients[] = {
 719         {
 720                 .phy            = SH_CSI2_PHY_MAIN,
 721                 .lanes          = 3,
 722                 .channel        = 0,
 723                 .pdev           = &ap4evb_camera,
 724         },
 725 };
 726
 727 static struct sh_csi2_pdata csi2_info = {
 728         .type           = SH_CSI2C,
 729         .clients        = csi2_clients,
 730         .num_clients    = ARRAY_SIZE(csi2_clients),
 731         .flags          = SH_CSI2_ECC | SH_CSI2_CRC,
 732 };
 733
 734 static struct resource csi2_resources[] = {
 735         [0] = {
 736                 .name   = "CSI2",
 737                 .start  = 0xffc90000,
 738                 .end    = 0xffc90fff,
 739                 .flags  = IORESOURCE_MEM,
 740         },
 741         [1] = {
 742                 .start  = intcs_evt2irq(0x17a0),
 743                 .flags  = IORESOURCE_IRQ,
 744         },
 745 };
 746
 747 static struct platform_device csi2_device = {
 748         .name   = "sh-mobile-csi2",
 749         .id     = 0,
 750         .num_resources  = ARRAY_SIZE(csi2_resources),
 751         .resource       = csi2_resources,
 752         .dev    = {
 753                 .platform_data = &csi2_info,
 754         },
 755 };
 756
 757 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
 758         .flags = SH_CEU_FLAG_USE_8BIT_BUS,
 759         .csi2_dev = &csi2_device.dev,
 760 };
 761
 762 static struct resource ceu_resources[] = {
 763         [0] = {
 764                 .name   = "CEU",
 765                 .start  = 0xfe910000,
 766                 .end    = 0xfe91009f,
 767                 .flags  = IORESOURCE_MEM,
 768         },
 769         [1] = {
 770                 .start  = intcs_evt2irq(0x880),
 771                 .flags  = IORESOURCE_IRQ,
 772         },
 773         [2] = {
 774                 /* place holder for contiguous memory */
 775         },
 776 };
 777
 778 static struct platform_device ceu_device = {
 779         .name           = "sh_mobile_ceu",
 780         .id             = 0, /* "ceu0" clock */
 781         .num_resources  = ARRAY_SIZE(ceu_resources),
 782         .resource       = ceu_resources,
 783         .dev    = {
 784                 .platform_data  = &sh_mobile_ceu_info,
 785         },
 786 };
 787
 788 static struct platform_device *ap4evb_devices[] __initdata = {
 789         &leds_device,
 790         &nor_flash_device,
 791         &smc911x_device,
 792         &sdhi0_device,
 793         &sdhi1_device,
 794         &usb1_host_device,
 795         &fsi_device,
 796         &sh_mmcif_device,
 797         &lcdc1_device,
 798         &lcdc_device,
 799         &hdmi_device,
 800         &csi2_device,
 801         &ceu_device,
 802         &ap4evb_camera,
 803 };
 804
 805 static int __init hdmi_init_pm_clock(void)
 806 {
 807         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
 808         int ret;
 809         long rate;
 810
 811         if (IS_ERR(hdmi_ick)) {
 812                 ret = PTR_ERR(hdmi_ick);
 813                 pr_err("Cannot get HDMI ICK: %d\n", ret);
 814                 goto out;
 815         }
 816
 817         ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
 818         if (ret < 0) {
 819                 pr_err("Cannot set PLLC2 parent: %d, %d users\n", ret, sh7372_pllc2_clk.usecount);
 820                 goto out;
 821         }
 822
 823         pr_debug("PLLC2 initial frequency %lu\n", clk_get_rate(&sh7372_pllc2_clk));
 824
 825         rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
 826         if (rate < 0) {
 827                 pr_err("Cannot get suitable rate: %ld\n", rate);
 828                 ret = rate;
 829                 goto out;
 830         }
 831
 832         ret = clk_set_rate(&sh7372_pllc2_clk, rate);
 833         if (ret < 0) {
 834                 pr_err("Cannot set rate %ld: %d\n", rate, ret);
 835                 goto out;
 836         }
 837
 838         pr_debug("PLLC2 set frequency %lu\n", rate);
 839
 840         ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
 841         if (ret < 0) {
 842                 pr_err("Cannot set HDMI parent: %d\n", ret);
 843                 goto out;
 844         }
 845
 846 out:
 847         if (!IS_ERR(hdmi_ick))
 848                 clk_put(hdmi_ick);
 849         return ret;
 850 }
 851
 852 device_initcall(hdmi_init_pm_clock);
 853
 854 #define FSIACK_DUMMY_RATE 48000
 855 static int __init fsi_init_pm_clock(void)
 856 {
 857         struct clk *fsia_ick;
 858         int ret;
 859
 860         /*
 861          * FSIACK is connected to AK4642,
 862          * and the rate is depend on playing sound rate.
 863          * So, set dummy rate (= 48k) here
 864          */
 865         ret = clk_set_rate(&sh7372_fsiack_clk, FSIACK_DUMMY_RATE);
 866         if (ret < 0) {
 867                 pr_err("Cannot set FSIACK dummy rate: %d\n", ret);
 868                 return ret;
 869         }
 870
 871         fsia_ick = clk_get(&fsi_device.dev, "icka");
 872         if (IS_ERR(fsia_ick)) {
 873                 ret = PTR_ERR(fsia_ick);
 874                 pr_err("Cannot get FSI ICK: %d\n", ret);
 875                 return ret;
 876         }
 877
 878         ret = clk_set_parent(fsia_ick, &sh7372_fsiack_clk);
 879         if (ret < 0) {
 880                 pr_err("Cannot set FSI-A parent: %d\n", ret);
 881                 goto out;
 882         }
 883
 884         ret = clk_set_rate(fsia_ick, FSIACK_DUMMY_RATE);
 885         if (ret < 0)
 886                 pr_err("Cannot set FSI-A rate: %d\n", ret);
 887
 888 out:
 889         clk_put(fsia_ick);
 890
 891         return ret;
 892 }
 893 device_initcall(fsi_init_pm_clock);
 894
 895 /*
 896  * FIXME !!
 897  *
 898  * gpio_no_direction
 899  * are quick_hack.
 900  *
 901  * current gpio frame work doesn't have
 902  * the method to control only pull up/down/free.
 903  * this function should be replaced by correct gpio function
 904  */
 905 static void __init gpio_no_direction(u32 addr)
 906 {
 907         __raw_writeb(0x00, addr);
 908 }
 909
 910 /* TouchScreen */
 911 #ifdef CONFIG_AP4EVB_QHD
 912 # define GPIO_TSC_IRQ   GPIO_FN_IRQ28_123
 913 # define GPIO_TSC_PORT  GPIO_PORT123
 914 #else /* WVGA */
 915 # define GPIO_TSC_IRQ   GPIO_FN_IRQ7_40
 916 # define GPIO_TSC_PORT  GPIO_PORT40
 917 #endif
 918
 919 #define IRQ28   evt2irq(0x3380) /* IRQ28A */
 920 #define IRQ7    evt2irq(0x02e0) /* IRQ7A */
 921 static int ts_get_pendown_state(void)
 922 {
 923         int val;
 924
 925         gpio_free(GPIO_TSC_IRQ);
 926
 927         gpio_request(GPIO_TSC_PORT, NULL);
 928
 929         gpio_direction_input(GPIO_TSC_PORT);
 930
 931         val = gpio_get_value(GPIO_TSC_PORT);
 932
 933         gpio_request(GPIO_TSC_IRQ, NULL);
 934
 935         return !val;
 936 }
 937
 938 static int ts_init(void)
 939 {
 940         gpio_request(GPIO_TSC_IRQ, NULL);
 941
 942         return 0;
 943 }
 944
 945 static struct tsc2007_platform_data tsc2007_info = {
 946         .model                  = 2007,
 947         .x_plate_ohms           = 180,
 948         .get_pendown_state      = ts_get_pendown_state,
 949         .init_platform_hw       = ts_init,
 950 };
 951
 952 static struct i2c_board_info tsc_device = {
 953         I2C_BOARD_INFO("tsc2007", 0x48),
 954         .type           = "tsc2007",
 955         .platform_data  = &tsc2007_info,
 956         /*.irq is selected on ap4evb_init */
 957 };
 958
 959 /* I2C */
 960 static struct i2c_board_info i2c0_devices[] = {
 961         {
 962                 I2C_BOARD_INFO("ak4643", 0x13),
 963         },
 964 };
 965
 966 static struct i2c_board_info i2c1_devices[] = {
 967         {
 968                 I2C_BOARD_INFO("r2025sd", 0x32),
 969         },
 970 };
 971
 972 static struct map_desc ap4evb_io_desc[] __initdata = {
 973         /* create a 1:1 entity map for 0xe6xxxxxx
 974          * used by CPGA, INTC and PFC.
 975          */
 976         {
 977                 .virtual        = 0xe6000000,
 978                 .pfn            = __phys_to_pfn(0xe6000000),
 979                 .length         = 256 << 20,
 980                 .type           = MT_DEVICE_NONSHARED
 981         },
 982 };
 983
 984 static void __init ap4evb_map_io(void)
 985 {
 986         iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc));
 987
 988         /* setup early devices and console here as well */
 989         sh7372_add_early_devices();
 990         shmobile_setup_console();
 991 }
 992
 993 #define GPIO_PORT9CR    0xE6051009
 994 #define GPIO_PORT10CR   0xE605100A
 995 static void __init ap4evb_init(void)
 996 {
 997         u32 srcr4;
 998         struct clk *clk;
 999
1000         sh7372_pinmux_init();
1001
1002         /* enable SCIFA0 */
1003         gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
1004         gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
1005
1006         /* enable SMSC911X */
1007         gpio_request(GPIO_FN_CS5A,      NULL);
1008         gpio_request(GPIO_FN_IRQ6_39,   NULL);
1009
1010         /* enable Debug switch (S6) */
1011         gpio_request(GPIO_PORT32, NULL);
1012         gpio_request(GPIO_PORT33, NULL);
1013         gpio_request(GPIO_PORT34, NULL);
1014         gpio_request(GPIO_PORT35, NULL);
1015         gpio_direction_input(GPIO_PORT32);
1016         gpio_direction_input(GPIO_PORT33);
1017         gpio_direction_input(GPIO_PORT34);
1018         gpio_direction_input(GPIO_PORT35);
1019         gpio_export(GPIO_PORT32, 0);
1020         gpio_export(GPIO_PORT33, 0);
1021         gpio_export(GPIO_PORT34, 0);
1022         gpio_export(GPIO_PORT35, 0);
1023
1024         /* SDHI0 */
1025         gpio_request(GPIO_FN_SDHICD0, NULL);
1026         gpio_request(GPIO_FN_SDHIWP0, NULL);
1027         gpio_request(GPIO_FN_SDHICMD0, NULL);
1028         gpio_request(GPIO_FN_SDHICLK0, NULL);
1029         gpio_request(GPIO_FN_SDHID0_3, NULL);
1030         gpio_request(GPIO_FN_SDHID0_2, NULL);
1031         gpio_request(GPIO_FN_SDHID0_1, NULL);
1032         gpio_request(GPIO_FN_SDHID0_0, NULL);
1033
1034         /* SDHI1 */
1035         gpio_request(GPIO_FN_SDHICMD1, NULL);
1036         gpio_request(GPIO_FN_SDHICLK1, NULL);
1037         gpio_request(GPIO_FN_SDHID1_3, NULL);
1038         gpio_request(GPIO_FN_SDHID1_2, NULL);
1039         gpio_request(GPIO_FN_SDHID1_1, NULL);
1040         gpio_request(GPIO_FN_SDHID1_0, NULL);
1041
1042         /* MMCIF */
1043         gpio_request(GPIO_FN_MMCD0_0, NULL);
1044         gpio_request(GPIO_FN_MMCD0_1, NULL);
1045         gpio_request(GPIO_FN_MMCD0_2, NULL);
1046         gpio_request(GPIO_FN_MMCD0_3, NULL);
1047         gpio_request(GPIO_FN_MMCD0_4, NULL);
1048         gpio_request(GPIO_FN_MMCD0_5, NULL);
1049         gpio_request(GPIO_FN_MMCD0_6, NULL);
1050         gpio_request(GPIO_FN_MMCD0_7, NULL);
1051         gpio_request(GPIO_FN_MMCCMD0, NULL);
1052         gpio_request(GPIO_FN_MMCCLK0, NULL);
1053
1054         /* USB enable */
1055         gpio_request(GPIO_FN_VBUS0_1,    NULL);
1056         gpio_request(GPIO_FN_IDIN_1_18,  NULL);
1057         gpio_request(GPIO_FN_PWEN_1_115, NULL);
1058         gpio_request(GPIO_FN_OVCN_1_114, NULL);
1059         gpio_request(GPIO_FN_EXTLP_1,    NULL);
1060         gpio_request(GPIO_FN_OVCN2_1,    NULL);
1061
1062         /* setup USB phy */
1063         __raw_writew(0x8a0a, 0xE6058130);       /* USBCR2 */
1064
1065         /* enable FSI2 */
1066         gpio_request(GPIO_FN_FSIAIBT,   NULL);
1067         gpio_request(GPIO_FN_FSIAILR,   NULL);
1068         gpio_request(GPIO_FN_FSIAISLD,  NULL);
1069         gpio_request(GPIO_FN_FSIAOSLD,  NULL);
1070         gpio_request(GPIO_PORT161,      NULL);
1071         gpio_direction_output(GPIO_PORT161, 0); /* slave */
1072
1073         gpio_request(GPIO_PORT9, NULL);
1074         gpio_request(GPIO_PORT10, NULL);
1075         gpio_no_direction(GPIO_PORT9CR);  /* FSIAOBT needs no direction */
1076         gpio_no_direction(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1077
1078         /* card detect pin for MMC slot (CN7) */
1079         gpio_request(GPIO_PORT41, NULL);
1080         gpio_direction_input(GPIO_PORT41);
1081
1082         /* set SPU2 clock to 119.6 MHz */
1083         clk = clk_get(NULL, "spu_clk");
1084         if (!IS_ERR(clk)) {
1085                 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1086                 clk_put(clk);
1087         }
1088
1089         /*
1090          * set irq priority, to avoid sound chopping
1091          * when NFS rootfs is used
1092          *  FSI(3) > SMSC911X(2)
1093          */
1094         intc_set_priority(IRQ_FSI, 3);
1095
1096         i2c_register_board_info(0, i2c0_devices,
1097                                 ARRAY_SIZE(i2c0_devices));
1098
1099         i2c_register_board_info(1, i2c1_devices,
1100                                 ARRAY_SIZE(i2c1_devices));
1101
1102 #ifdef CONFIG_AP4EVB_QHD
1103
1104         /*
1105          * For QHD Panel (MIPI-DSI, CONFIG_AP4EVB_QHD=y) and
1106          * IRQ28 for Touch Panel, set dip switches S3, S43 as OFF, ON.
1107          */
1108
1109         /* enable KEYSC */
1110         gpio_request(GPIO_FN_KEYOUT0, NULL);
1111         gpio_request(GPIO_FN_KEYOUT1, NULL);
1112         gpio_request(GPIO_FN_KEYOUT2, NULL);
1113         gpio_request(GPIO_FN_KEYOUT3, NULL);
1114         gpio_request(GPIO_FN_KEYOUT4, NULL);
1115         gpio_request(GPIO_FN_KEYIN0_136, NULL);
1116         gpio_request(GPIO_FN_KEYIN1_135, NULL);
1117         gpio_request(GPIO_FN_KEYIN2_134, NULL);
1118         gpio_request(GPIO_FN_KEYIN3_133, NULL);
1119         gpio_request(GPIO_FN_KEYIN4,     NULL);
1120
1121         /* enable TouchScreen */
1122         set_irq_type(IRQ28, IRQ_TYPE_LEVEL_LOW);
1123
1124         tsc_device.irq = IRQ28;
1125         i2c_register_board_info(1, &tsc_device, 1);
1126
1127         /* LCDC0 */
1128         lcdc_info.clock_source                  = LCDC_CLK_PERIPHERAL;
1129         lcdc_info.ch[0].interface_type          = RGB24;
1130         lcdc_info.ch[0].clock_divider           = 1;
1131         lcdc_info.ch[0].flags                   = LCDC_FLAGS_DWPOL;
1132         lcdc_info.ch[0].lcd_size_cfg.width      = 44;
1133         lcdc_info.ch[0].lcd_size_cfg.height     = 79;
1134
1135         platform_add_devices(qhd_devices, ARRAY_SIZE(qhd_devices));
1136
1137 #else
1138         /*
1139          * For WVGA Panel (18-bit RGB, CONFIG_AP4EVB_WVGA=y) and
1140          * IRQ7 for Touch Panel, set dip switches S3, S43 to ON, OFF.
1141          */
1142
1143         gpio_request(GPIO_FN_LCDD17,   NULL);
1144         gpio_request(GPIO_FN_LCDD16,   NULL);
1145         gpio_request(GPIO_FN_LCDD15,   NULL);
1146         gpio_request(GPIO_FN_LCDD14,   NULL);
1147         gpio_request(GPIO_FN_LCDD13,   NULL);
1148         gpio_request(GPIO_FN_LCDD12,   NULL);
1149         gpio_request(GPIO_FN_LCDD11,   NULL);
1150         gpio_request(GPIO_FN_LCDD10,   NULL);
1151         gpio_request(GPIO_FN_LCDD9,    NULL);
1152         gpio_request(GPIO_FN_LCDD8,    NULL);
1153         gpio_request(GPIO_FN_LCDD7,    NULL);
1154         gpio_request(GPIO_FN_LCDD6,    NULL);
1155         gpio_request(GPIO_FN_LCDD5,    NULL);
1156         gpio_request(GPIO_FN_LCDD4,    NULL);
1157         gpio_request(GPIO_FN_LCDD3,    NULL);
1158         gpio_request(GPIO_FN_LCDD2,    NULL);
1159         gpio_request(GPIO_FN_LCDD1,    NULL);
1160         gpio_request(GPIO_FN_LCDD0,    NULL);
1161         gpio_request(GPIO_FN_LCDDISP,  NULL);
1162         gpio_request(GPIO_FN_LCDDCK,   NULL);
1163
1164         gpio_request(GPIO_PORT189, NULL); /* backlight */
1165         gpio_direction_output(GPIO_PORT189, 1);
1166
1167         gpio_request(GPIO_PORT151, NULL); /* LCDDON */
1168         gpio_direction_output(GPIO_PORT151, 1);
1169
1170         lcdc_info.clock_source                  = LCDC_CLK_BUS;
1171         lcdc_info.ch[0].interface_type          = RGB18;
1172         lcdc_info.ch[0].clock_divider           = 2;
1173         lcdc_info.ch[0].flags                   = 0;
1174         lcdc_info.ch[0].lcd_size_cfg.width      = 152;
1175         lcdc_info.ch[0].lcd_size_cfg.height     = 91;
1176
1177         /* enable TouchScreen */
1178         set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1179
1180         tsc_device.irq = IRQ7;
1181         i2c_register_board_info(0, &tsc_device, 1);
1182 #endif /* CONFIG_AP4EVB_QHD */
1183
1184         /* CEU */
1185
1186         /*
1187          * TODO: reserve memory for V4L2 DMA buffers, when a suitable API
1188          * becomes available
1189          */
1190
1191         /* MIPI-CSI stuff */
1192         gpio_request(GPIO_FN_VIO_CKO, NULL);
1193
1194         clk = clk_get(NULL, "vck1_clk");
1195         if (!IS_ERR(clk)) {
1196                 clk_set_rate(clk, clk_round_rate(clk, 13000000));
1197                 clk_enable(clk);
1198                 clk_put(clk);
1199         }
1200
1201         sh7372_add_standard_devices();
1202
1203         /* HDMI */
1204         gpio_request(GPIO_FN_HDMI_HPD, NULL);
1205         gpio_request(GPIO_FN_HDMI_CEC, NULL);
1206
1207         /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1208 #define SRCR4 0xe61580bc
1209         srcr4 = __raw_readl(SRCR4);
1210         __raw_writel(srcr4 | (1 << 13), SRCR4);
1211         udelay(50);
1212         __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1213
1214         platform_add_devices(ap4evb_devices, ARRAY_SIZE(ap4evb_devices));
1215 }
1216
1217 static void __init ap4evb_timer_init(void)
1218 {
1219         sh7372_clock_init();
1220         shmobile_timer.init();
1221
1222         /* External clock source */
1223         clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1224 }
1225
1226 static struct sys_timer ap4evb_timer = {
1227         .init           = ap4evb_timer_init,
1228 };
1229
1230 MACHINE_START(AP4EVB, "ap4evb")
1231         .map_io         = ap4evb_map_io,
1232         .init_irq       = sh7372_init_irq,
1233         .init_machine   = ap4evb_init,
1234         .timer          = &ap4evb_timer,
1235 MACHINE_END