arch/arm/mach-shmobile/board-kzm9g.c

   1 /*
   2  * KZM-A9-GT board support
   3  *
   4  * Copyright (C) 2012   Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18  */
  19
  20 #include <linux/delay.h>
  21 #include <linux/gpio.h>
  22 #include <linux/gpio_keys.h>
  23 #include <linux/io.h>
  24 #include <linux/irq.h>
  25 #include <linux/i2c.h>
  26 #include <linux/i2c/pcf857x.h>
  27 #include <linux/input.h>
  28 #include <linux/irqchip/arm-gic.h>
  29 #include <linux/mmc/host.h>
  30 #include <linux/mmc/sh_mmcif.h>
  31 #include <linux/mmc/sh_mobile_sdhi.h>
  32 #include <linux/mfd/tmio.h>
  33 #include <linux/pinctrl/machine.h>
  34 #include <linux/pinctrl/pinconf-generic.h>
  35 #include <linux/platform_device.h>
  36 #include <linux/regulator/fixed.h>
  37 #include <linux/regulator/machine.h>
  38 #include <linux/smsc911x.h>
  39 #include <linux/usb/r8a66597.h>
  40 #include <linux/usb/renesas_usbhs.h>
  41 #include <linux/videodev2.h>
  42 #include <sound/sh_fsi.h>
  43 #include <sound/simple_card.h>
  44 #include <mach/irqs.h>
  45 #include <mach/sh73a0.h>
  46 #include <mach/common.h>
  47 #include <asm/hardware/cache-l2x0.h>
  48 #include <asm/mach-types.h>
  49 #include <asm/mach/arch.h>
  50 #include <video/sh_mobile_lcdc.h>
  51
  52 /*
  53  * external GPIO
  54  */
  55 #define GPIO_PCF8575_BASE       (GPIO_NR)
  56 #define GPIO_PCF8575_PORT10     (GPIO_NR + 8)
  57 #define GPIO_PCF8575_PORT11     (GPIO_NR + 9)
  58 #define GPIO_PCF8575_PORT12     (GPIO_NR + 10)
  59 #define GPIO_PCF8575_PORT13     (GPIO_NR + 11)
  60 #define GPIO_PCF8575_PORT14     (GPIO_NR + 12)
  61 #define GPIO_PCF8575_PORT15     (GPIO_NR + 13)
  62 #define GPIO_PCF8575_PORT16     (GPIO_NR + 14)
  63
  64 /* Dummy supplies, where voltage doesn't matter */
  65 static struct regulator_consumer_supply dummy_supplies[] = {
  66         REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
  67         REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
  68 };
  69
  70 /*
  71  * FSI-AK4648
  72  *
  73  * this command is required when playback.
  74  *
  75  * # amixer set "LINEOUT Mixer DACL" on
  76  */
  77
  78 /* SMSC 9221 */
  79 static struct resource smsc9221_resources[] = {
  80         [0] = {
  81                 .start  = 0x10000000, /* CS4 */
  82                 .end    = 0x100000ff,
  83                 .flags  = IORESOURCE_MEM,
  84         },
  85         [1] = {
  86                 .start  = irq_pin(3), /* IRQ3 */
  87                 .flags  = IORESOURCE_IRQ,
  88         },
  89 };
  90
  91 static struct smsc911x_platform_config smsc9221_platdata = {
  92         .flags          = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
  93         .phy_interface  = PHY_INTERFACE_MODE_MII,
  94         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  95         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
  96 };
  97
  98 static struct platform_device smsc_device = {
  99         .name           = "smsc911x",
 100         .dev  = {
 101                 .platform_data = &smsc9221_platdata,
 102         },
 103         .resource       = smsc9221_resources,
 104         .num_resources  = ARRAY_SIZE(smsc9221_resources),
 105 };
 106
 107 /* USB external chip */
 108 static struct r8a66597_platdata usb_host_data = {
 109         .on_chip        = 0,
 110         .xtal           = R8A66597_PLATDATA_XTAL_48MHZ,
 111 };
 112
 113 static struct resource usb_resources[] = {
 114         [0] = {
 115                 .start  = 0x10010000,
 116                 .end    = 0x1001ffff - 1,
 117                 .flags  = IORESOURCE_MEM,
 118         },
 119         [1] = {
 120                 .start  = irq_pin(1), /* IRQ1 */
 121                 .flags  = IORESOURCE_IRQ,
 122         },
 123 };
 124
 125 static struct platform_device usb_host_device = {
 126         .name   = "r8a66597_hcd",
 127         .dev = {
 128                 .platform_data          = &usb_host_data,
 129                 .dma_mask               = NULL,
 130                 .coherent_dma_mask      = 0xffffffff,
 131         },
 132         .num_resources  = ARRAY_SIZE(usb_resources),
 133         .resource       = usb_resources,
 134 };
 135
 136 /* USB Func CN17 */
 137 struct usbhs_private {
 138         void __iomem *phy;
 139         void __iomem *cr2;
 140         struct renesas_usbhs_platform_info info;
 141 };
 142
 143 #define IRQ15                   irq_pin(15)
 144 #define USB_PHY_MODE            (1 << 4)
 145 #define USB_PHY_INT_EN          ((1 << 3) | (1 << 2))
 146 #define USB_PHY_ON              (1 << 1)
 147 #define USB_PHY_OFF             (1 << 0)
 148 #define USB_PHY_INT_CLR         (USB_PHY_ON | USB_PHY_OFF)
 149
 150 #define usbhs_get_priv(pdev) \
 151         container_of(renesas_usbhs_get_info(pdev), struct usbhs_private, info)
 152
 153 static int usbhs_get_vbus(struct platform_device *pdev)
 154 {
 155         struct usbhs_private *priv = usbhs_get_priv(pdev);
 156
 157         return !((1 << 7) & __raw_readw(priv->cr2));
 158 }
 159
 160 static int usbhs_phy_reset(struct platform_device *pdev)
 161 {
 162         struct usbhs_private *priv = usbhs_get_priv(pdev);
 163
 164         /* init phy */
 165         __raw_writew(0x8a0a, priv->cr2);
 166
 167         return 0;
 168 }
 169
 170 static int usbhs_get_id(struct platform_device *pdev)
 171 {
 172         return USBHS_GADGET;
 173 }
 174
 175 static irqreturn_t usbhs_interrupt(int irq, void *data)
 176 {
 177         struct platform_device *pdev = data;
 178         struct usbhs_private *priv = usbhs_get_priv(pdev);
 179
 180         renesas_usbhs_call_notify_hotplug(pdev);
 181
 182         /* clear status */
 183         __raw_writew(__raw_readw(priv->phy) | USB_PHY_INT_CLR, priv->phy);
 184
 185         return IRQ_HANDLED;
 186 }
 187
 188 static int usbhs_hardware_init(struct platform_device *pdev)
 189 {
 190         struct usbhs_private *priv = usbhs_get_priv(pdev);
 191         int ret;
 192
 193         /* clear interrupt status */
 194         __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->phy);
 195
 196         ret = request_irq(IRQ15, usbhs_interrupt, IRQF_TRIGGER_HIGH,
 197                           dev_name(&pdev->dev), pdev);
 198         if (ret) {
 199                 dev_err(&pdev->dev, "request_irq err\n");
 200                 return ret;
 201         }
 202
 203         /* enable USB phy interrupt */
 204         __raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->phy);
 205
 206         return 0;
 207 }
 208
 209 static int usbhs_hardware_exit(struct platform_device *pdev)
 210 {
 211         struct usbhs_private *priv = usbhs_get_priv(pdev);
 212
 213         /* clear interrupt status */
 214         __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->phy);
 215
 216         free_irq(IRQ15, pdev);
 217
 218         return 0;
 219 }
 220
 221 static u32 usbhs_pipe_cfg[] = {
 222         USB_ENDPOINT_XFER_CONTROL,
 223         USB_ENDPOINT_XFER_ISOC,
 224         USB_ENDPOINT_XFER_ISOC,
 225         USB_ENDPOINT_XFER_BULK,
 226         USB_ENDPOINT_XFER_BULK,
 227         USB_ENDPOINT_XFER_BULK,
 228         USB_ENDPOINT_XFER_INT,
 229         USB_ENDPOINT_XFER_INT,
 230         USB_ENDPOINT_XFER_INT,
 231         USB_ENDPOINT_XFER_BULK,
 232         USB_ENDPOINT_XFER_BULK,
 233         USB_ENDPOINT_XFER_BULK,
 234         USB_ENDPOINT_XFER_BULK,
 235         USB_ENDPOINT_XFER_BULK,
 236         USB_ENDPOINT_XFER_BULK,
 237         USB_ENDPOINT_XFER_BULK,
 238 };
 239
 240 static struct usbhs_private usbhs_private = {
 241         .phy    = IOMEM(0xe60781e0),            /* USBPHYINT */
 242         .cr2    = IOMEM(0xe605810c),            /* USBCR2 */
 243         .info = {
 244                 .platform_callback = {
 245                         .hardware_init  = usbhs_hardware_init,
 246                         .hardware_exit  = usbhs_hardware_exit,
 247                         .get_id         = usbhs_get_id,
 248                         .phy_reset      = usbhs_phy_reset,
 249                         .get_vbus       = usbhs_get_vbus,
 250                 },
 251                 .driver_param = {
 252                         .buswait_bwait  = 4,
 253                         .has_otg        = 1,
 254                         .pipe_type      = usbhs_pipe_cfg,
 255                         .pipe_size      = ARRAY_SIZE(usbhs_pipe_cfg),
 256                 },
 257         },
 258 };
 259
 260 static struct resource usbhs_resources[] = {
 261         [0] = {
 262                 .start  = 0xE6890000,
 263                 .end    = 0xE68900e6 - 1,
 264                 .flags  = IORESOURCE_MEM,
 265         },
 266         [1] = {
 267                 .start  = gic_spi(62),
 268                 .end    = gic_spi(62),
 269                 .flags  = IORESOURCE_IRQ,
 270         },
 271 };
 272
 273 static struct platform_device usbhs_device = {
 274         .name   = "renesas_usbhs",
 275         .id     = -1,
 276         .dev = {
 277                 .dma_mask               = NULL,
 278                 .coherent_dma_mask      = 0xffffffff,
 279                 .platform_data          = &usbhs_private.info,
 280         },
 281         .num_resources  = ARRAY_SIZE(usbhs_resources),
 282         .resource       = usbhs_resources,
 283 };
 284
 285 /* LCDC */
 286 static struct fb_videomode kzm_lcdc_mode = {
 287         .name           = "WVGA Panel",
 288         .xres           = 800,
 289         .yres           = 480,
 290         .left_margin    = 220,
 291         .right_margin   = 110,
 292         .hsync_len      = 70,
 293         .upper_margin   = 20,
 294         .lower_margin   = 5,
 295         .vsync_len      = 5,
 296         .sync           = 0,
 297 };
 298
 299 static struct sh_mobile_lcdc_info lcdc_info = {
 300         .clock_source = LCDC_CLK_BUS,
 301         .ch[0] = {
 302                 .chan           = LCDC_CHAN_MAINLCD,
 303                 .fourcc         = V4L2_PIX_FMT_RGB565,
 304                 .interface_type = RGB24,
 305                 .lcd_modes      = &kzm_lcdc_mode,
 306                 .num_modes      = 1,
 307                 .clock_divider  = 5,
 308                 .flags          = 0,
 309                 .panel_cfg = {
 310                         .width  = 152,
 311                         .height = 91,
 312                 },
 313         }
 314 };
 315
 316 static struct resource lcdc_resources[] = {
 317         [0] = {
 318                 .name   = "LCDC",
 319                 .start  = 0xfe940000,
 320                 .end    = 0xfe943fff,
 321                 .flags  = IORESOURCE_MEM,
 322         },
 323         [1] = {
 324                 .start  = intcs_evt2irq(0x580),
 325                 .flags  = IORESOURCE_IRQ,
 326         },
 327 };
 328
 329 static struct platform_device lcdc_device = {
 330         .name           = "sh_mobile_lcdc_fb",
 331         .num_resources  = ARRAY_SIZE(lcdc_resources),
 332         .resource       = lcdc_resources,
 333         .dev    = {
 334                 .platform_data  = &lcdc_info,
 335                 .coherent_dma_mask = ~0,
 336         },
 337 };
 338
 339 /* Fixed 1.8V regulator to be used by MMCIF */
 340 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
 341 {
 342         REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
 343         REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
 344 };
 345
 346 /* MMCIF */
 347 static struct resource sh_mmcif_resources[] = {
 348         [0] = {
 349                 .name   = "MMCIF",
 350                 .start  = 0xe6bd0000,
 351                 .end    = 0xe6bd00ff,
 352                 .flags  = IORESOURCE_MEM,
 353         },
 354         [1] = {
 355                 .start  = gic_spi(140),
 356                 .flags  = IORESOURCE_IRQ,
 357         },
 358         [2] = {
 359                 .start  = gic_spi(141),
 360                 .flags  = IORESOURCE_IRQ,
 361         },
 362 };
 363
 364 static struct sh_mmcif_plat_data sh_mmcif_platdata = {
 365         .ocr            = MMC_VDD_165_195,
 366         .caps           = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
 367         .slave_id_tx    = SHDMA_SLAVE_MMCIF_TX,
 368         .slave_id_rx    = SHDMA_SLAVE_MMCIF_RX,
 369 };
 370
 371 static struct platform_device mmc_device = {
 372         .name           = "sh_mmcif",
 373         .dev            = {
 374                 .dma_mask               = NULL,
 375                 .coherent_dma_mask      = 0xffffffff,
 376                 .platform_data          = &sh_mmcif_platdata,
 377         },
 378         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
 379         .resource       = sh_mmcif_resources,
 380 };
 381
 382 /* Fixed 3.3V regulators to be used by SDHI0 */
 383 static struct regulator_consumer_supply vcc_sdhi0_consumers[] =
 384 {
 385         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
 386 };
 387
 388 static struct regulator_init_data vcc_sdhi0_init_data = {
 389         .constraints = {
 390                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 391         },
 392         .num_consumer_supplies  = ARRAY_SIZE(vcc_sdhi0_consumers),
 393         .consumer_supplies      = vcc_sdhi0_consumers,
 394 };
 395
 396 static struct fixed_voltage_config vcc_sdhi0_info = {
 397         .supply_name = "SDHI0 Vcc",
 398         .microvolts = 3300000,
 399         .gpio = 15,
 400         .enable_high = 1,
 401         .init_data = &vcc_sdhi0_init_data,
 402 };
 403
 404 static struct platform_device vcc_sdhi0 = {
 405         .name = "reg-fixed-voltage",
 406         .id   = 0,
 407         .dev  = {
 408                 .platform_data = &vcc_sdhi0_info,
 409         },
 410 };
 411
 412 /* Fixed 3.3V regulators to be used by SDHI2 */
 413 static struct regulator_consumer_supply vcc_sdhi2_consumers[] =
 414 {
 415         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.2"),
 416 };
 417
 418 static struct regulator_init_data vcc_sdhi2_init_data = {
 419         .constraints = {
 420                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 421         },
 422         .num_consumer_supplies  = ARRAY_SIZE(vcc_sdhi2_consumers),
 423         .consumer_supplies      = vcc_sdhi2_consumers,
 424 };
 425
 426 static struct fixed_voltage_config vcc_sdhi2_info = {
 427         .supply_name = "SDHI2 Vcc",
 428         .microvolts = 3300000,
 429         .gpio = 14,
 430         .enable_high = 1,
 431         .init_data = &vcc_sdhi2_init_data,
 432 };
 433
 434 static struct platform_device vcc_sdhi2 = {
 435         .name = "reg-fixed-voltage",
 436         .id   = 1,
 437         .dev  = {
 438                 .platform_data = &vcc_sdhi2_info,
 439         },
 440 };
 441
 442 /* SDHI */
 443 static struct sh_mobile_sdhi_info sdhi0_info = {
 444         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
 445         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
 446         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT,
 447         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
 448                           MMC_CAP_POWER_OFF_CARD,
 449 };
 450
 451 static struct resource sdhi0_resources[] = {
 452         [0] = {
 453                 .name   = "SDHI0",
 454                 .start  = 0xee100000,
 455                 .end    = 0xee1000ff,
 456                 .flags  = IORESOURCE_MEM,
 457         },
 458         [1] = {
 459                 .name   = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
 460                 .start  = gic_spi(83),
 461                 .flags  = IORESOURCE_IRQ,
 462         },
 463         [2] = {
 464                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
 465                 .start  = gic_spi(84),
 466                 .flags  = IORESOURCE_IRQ,
 467         },
 468         [3] = {
 469                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
 470                 .start  = gic_spi(85),
 471                 .flags  = IORESOURCE_IRQ,
 472         },
 473 };
 474
 475 static struct platform_device sdhi0_device = {
 476         .name           = "sh_mobile_sdhi",
 477         .num_resources  = ARRAY_SIZE(sdhi0_resources),
 478         .resource       = sdhi0_resources,
 479         .dev    = {
 480                 .platform_data  = &sdhi0_info,
 481         },
 482 };
 483
 484 /* Micro SD */
 485 static struct sh_mobile_sdhi_info sdhi2_info = {
 486         .dma_slave_tx   = SHDMA_SLAVE_SDHI2_TX,
 487         .dma_slave_rx   = SHDMA_SLAVE_SDHI2_RX,
 488         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT |
 489                           TMIO_MMC_USE_GPIO_CD |
 490                           TMIO_MMC_WRPROTECT_DISABLE,
 491         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_POWER_OFF_CARD,
 492         .cd_gpio        = 13,
 493 };
 494
 495 static struct resource sdhi2_resources[] = {
 496         [0] = {
 497                 .name   = "SDHI2",
 498                 .start  = 0xee140000,
 499                 .end    = 0xee1400ff,
 500                 .flags  = IORESOURCE_MEM,
 501         },
 502         [1] = {
 503                 .name   = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
 504                 .start  = gic_spi(103),
 505                 .flags  = IORESOURCE_IRQ,
 506         },
 507         [2] = {
 508                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
 509                 .start  = gic_spi(104),
 510                 .flags  = IORESOURCE_IRQ,
 511         },
 512         [3] = {
 513                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
 514                 .start  = gic_spi(105),
 515                 .flags  = IORESOURCE_IRQ,
 516         },
 517 };
 518
 519 static struct platform_device sdhi2_device = {
 520         .name           = "sh_mobile_sdhi",
 521         .id             = 2,
 522         .num_resources  = ARRAY_SIZE(sdhi2_resources),
 523         .resource       = sdhi2_resources,
 524         .dev    = {
 525                 .platform_data  = &sdhi2_info,
 526         },
 527 };
 528
 529 /* KEY */
 530 #define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
 531
 532 static struct gpio_keys_button gpio_buttons[] = {
 533         GPIO_KEY(KEY_BACK,      GPIO_PCF8575_PORT10,    "SW3"),
 534         GPIO_KEY(KEY_RIGHT,     GPIO_PCF8575_PORT11,    "SW2-R"),
 535         GPIO_KEY(KEY_LEFT,      GPIO_PCF8575_PORT12,    "SW2-L"),
 536         GPIO_KEY(KEY_ENTER,     GPIO_PCF8575_PORT13,    "SW2-P"),
 537         GPIO_KEY(KEY_UP,        GPIO_PCF8575_PORT14,    "SW2-U"),
 538         GPIO_KEY(KEY_DOWN,      GPIO_PCF8575_PORT15,    "SW2-D"),
 539         GPIO_KEY(KEY_HOME,      GPIO_PCF8575_PORT16,    "SW1"),
 540 };
 541
 542 static struct gpio_keys_platform_data gpio_key_info = {
 543         .buttons        = gpio_buttons,
 544         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 545 };
 546
 547 static struct platform_device gpio_keys_device = {
 548         .name   = "gpio-keys",
 549         .dev    = {
 550                 .platform_data  = &gpio_key_info,
 551         },
 552 };
 553
 554 /* FSI-AK4648 */
 555 static struct sh_fsi_platform_info fsi_info = {
 556         .port_a = {
 557                 .tx_id = SHDMA_SLAVE_FSI2A_TX,
 558         },
 559 };
 560
 561 static struct resource fsi_resources[] = {
 562         [0] = {
 563                 .name   = "FSI",
 564                 .start  = 0xEC230000,
 565                 .end    = 0xEC230400 - 1,
 566                 .flags  = IORESOURCE_MEM,
 567         },
 568         [1] = {
 569                 .start  = gic_spi(146),
 570                 .flags  = IORESOURCE_IRQ,
 571         },
 572 };
 573
 574 static struct platform_device fsi_device = {
 575         .name           = "sh_fsi2",
 576         .id             = -1,
 577         .num_resources  = ARRAY_SIZE(fsi_resources),
 578         .resource       = fsi_resources,
 579         .dev    = {
 580                 .platform_data  = &fsi_info,
 581         },
 582 };
 583
 584 static struct asoc_simple_card_info fsi2_ak4648_info = {
 585         .name           = "AK4648",
 586         .card           = "FSI2A-AK4648",
 587         .codec          = "ak4642-codec.0-0012",
 588         .platform       = "sh_fsi2",
 589         .daifmt         = SND_SOC_DAIFMT_LEFT_J,
 590         .cpu_dai = {
 591                 .name   = "fsia-dai",
 592                 .fmt    = SND_SOC_DAIFMT_CBS_CFS,
 593         },
 594         .codec_dai = {
 595                 .name   = "ak4642-hifi",
 596                 .fmt    = SND_SOC_DAIFMT_CBM_CFM,
 597                 .sysclk = 11289600,
 598         },
 599 };
 600
 601 static struct platform_device fsi_ak4648_device = {
 602         .name   = "asoc-simple-card",
 603         .dev    = {
 604                 .platform_data  = &fsi2_ak4648_info,
 605         },
 606 };
 607
 608 /* I2C */
 609 static struct pcf857x_platform_data pcf8575_pdata = {
 610         .gpio_base      = GPIO_PCF8575_BASE,
 611 };
 612
 613 static struct i2c_board_info i2c0_devices[] = {
 614         {
 615                 I2C_BOARD_INFO("ak4648", 0x12),
 616         },
 617         {
 618                 I2C_BOARD_INFO("r2025sd", 0x32),
 619         },
 620         {
 621                 I2C_BOARD_INFO("ak8975", 0x0c),
 622                 .irq = irq_pin(28), /* IRQ28 */
 623         },
 624         {
 625                 I2C_BOARD_INFO("adxl34x", 0x1d),
 626                 .irq = irq_pin(26), /* IRQ26 */
 627         },
 628 };
 629
 630 static struct i2c_board_info i2c1_devices[] = {
 631         {
 632                 I2C_BOARD_INFO("st1232-ts", 0x55),
 633                 .irq = irq_pin(8), /* IRQ8 */
 634         },
 635 };
 636
 637 static struct i2c_board_info i2c3_devices[] = {
 638         {
 639                 I2C_BOARD_INFO("pcf8575", 0x20),
 640                 .irq = irq_pin(19), /* IRQ19 */
 641                 .platform_data = &pcf8575_pdata,
 642         },
 643 };
 644
 645 static struct platform_device *kzm_devices[] __initdata = {
 646         &smsc_device,
 647         &usb_host_device,
 648         &usbhs_device,
 649         &lcdc_device,
 650         &mmc_device,
 651         &vcc_sdhi0,
 652         &vcc_sdhi2,
 653         &sdhi0_device,
 654         &sdhi2_device,
 655         &gpio_keys_device,
 656         &fsi_device,
 657         &fsi_ak4648_device,
 658 };
 659
 660 static unsigned long pin_pullup_conf[] = {
 661         PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 0),
 662 };
 663
 664 static const struct pinctrl_map kzm_pinctrl_map[] = {
 665         /* FSIA (AK4648) */
 666         PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
 667                                   "fsia_mclk_in", "fsia"),
 668         PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
 669                                   "fsia_sclk_in", "fsia"),
 670         PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
 671                                   "fsia_data_in", "fsia"),
 672         PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2.0", "pfc-sh73a0",
 673                                   "fsia_data_out", "fsia"),
 674         /* I2C3 */
 675         PIN_MAP_MUX_GROUP_DEFAULT("i2c-sh_mobile.3", "pfc-sh73a0",
 676                                   "i2c3_1", "i2c3"),
 677         /* LCD */
 678         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh73a0",
 679                                   "lcd_data24", "lcd"),
 680         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh73a0",
 681                                   "lcd_sync", "lcd"),
 682         /* MMCIF */
 683         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
 684                                   "mmc0_data8_0", "mmc0"),
 685         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
 686                                   "mmc0_ctrl_0", "mmc0"),
 687         PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
 688                                     "PORT279", pin_pullup_conf),
 689         PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
 690                                       "mmc0_data8_0", pin_pullup_conf),
 691         /* SCIFA4 */
 692         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
 693                                   "scifa4_data", "scifa4"),
 694         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
 695                                   "scifa4_ctrl", "scifa4"),
 696         /* SDHI0 */
 697         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
 698                                   "sdhi0_data4", "sdhi0"),
 699         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
 700                                   "sdhi0_ctrl", "sdhi0"),
 701         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
 702                                   "sdhi0_cd", "sdhi0"),
 703         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
 704                                   "sdhi0_wp", "sdhi0"),
 705         /* SDHI2 */
 706         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh73a0",
 707                                   "sdhi2_data4", "sdhi2"),
 708         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh73a0",
 709                                   "sdhi2_ctrl", "sdhi2"),
 710         /* SMSC */
 711         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0",
 712                                   "bsc_cs4", "bsc"),
 713         /* USB */
 714         PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs", "pfc-sh73a0",
 715                                   "usb_vbus", "usb"),
 716 };
 717
 718 /*
 719  * FIXME
 720  *
 721  * This is quick hack for enabling LCDC backlight
 722  */
 723 static int __init as3711_enable_lcdc_backlight(void)
 724 {
 725         struct i2c_adapter *a = i2c_get_adapter(0);
 726         struct i2c_msg msg;
 727         int i, ret;
 728         __u8 magic[] = {
 729                 0x40, 0x2a,
 730                 0x43, 0x3c,
 731                 0x44, 0x3c,
 732                 0x45, 0x3c,
 733                 0x54, 0x03,
 734                 0x51, 0x00,
 735                 0x51, 0x01,
 736                 0xff, 0x00, /* wait */
 737                 0x43, 0xf0,
 738                 0x44, 0xf0,
 739                 0x45, 0xf0,
 740         };
 741
 742         if (!of_machine_is_compatible("renesas,kzm9g"))
 743                 return 0;
 744
 745         if (!a)
 746                 return 0;
 747
 748         msg.addr        = 0x40;
 749         msg.len         = 2;
 750         msg.flags       = 0;
 751
 752         for (i = 0; i < ARRAY_SIZE(magic); i += 2) {
 753                 msg.buf = magic + i;
 754
 755                 if (0xff == msg.buf[0]) {
 756                         udelay(500);
 757                         continue;
 758                 }
 759
 760                 ret = i2c_transfer(a, &msg, 1);
 761                 if (ret < 0) {
 762                         pr_err("i2c transfer fail\n");
 763                         break;
 764                 }
 765         }
 766
 767         return 0;
 768 }
 769 device_initcall(as3711_enable_lcdc_backlight);
 770
 771 static void __init kzm_init(void)
 772 {
 773         regulator_register_always_on(2, "fixed-1.8V", fixed1v8_power_consumers,
 774                                      ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
 775         regulator_register_fixed(3, dummy_supplies, ARRAY_SIZE(dummy_supplies));
 776
 777         pinctrl_register_mappings(kzm_pinctrl_map, ARRAY_SIZE(kzm_pinctrl_map));
 778
 779         sh73a0_pinmux_init();
 780
 781         /* SMSC */
 782         gpio_request_one(224, GPIOF_IN, NULL); /* IRQ3 */
 783
 784         /* LCDC */
 785         gpio_request_one(222, GPIOF_OUT_INIT_HIGH, NULL); /* LCDCDON */
 786         gpio_request_one(226, GPIOF_OUT_INIT_HIGH, NULL); /* SC */
 787
 788         /* Touchscreen */
 789         gpio_request_one(223, GPIOF_IN, NULL); /* IRQ8 */
 790
 791         /* enable SD */
 792         gpio_request(GPIO_FN_SDHI0_VCCQ_MC0_ON, NULL);
 793
 794 #ifdef CONFIG_CACHE_L2X0
 795         /* Early BRESP enable, Shared attribute override enable, 64K*8way */
 796         l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
 797 #endif
 798
 799         i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
 800         i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices));
 801         i2c_register_board_info(3, i2c3_devices, ARRAY_SIZE(i2c3_devices));
 802
 803         sh73a0_add_standard_devices();
 804         platform_add_devices(kzm_devices, ARRAY_SIZE(kzm_devices));
 805
 806         sh73a0_pm_init();
 807 }
 808
 809 static void kzm9g_restart(char mode, const char *cmd)
 810 {
 811 #define RESCNT2 IOMEM(0xe6188020)
 812         /* Do soft power on reset */
 813         writel((1 << 31), RESCNT2);
 814 }
 815
 816 static const char *kzm9g_boards_compat_dt[] __initdata = {
 817         "renesas,kzm9g",
 818         NULL,
 819 };
 820
 821 DT_MACHINE_START(KZM9G_DT, "kzm9g")
 822         .smp            = smp_ops(sh73a0_smp_ops),
 823         .map_io         = sh73a0_map_io,
 824         .init_early     = sh73a0_add_early_devices,
 825         .nr_irqs        = NR_IRQS_LEGACY,
 826         .init_irq       = sh73a0_init_irq,
 827         .init_machine   = kzm_init,
 828         .init_late      = shmobile_init_late,
 829         .init_time      = sh73a0_earlytimer_init,
 830         .restart        = kzm9g_restart,
 831         .dt_compat      = kzm9g_boards_compat_dt,
 832 MACHINE_END