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/as3711.h>
  33 #include <linux/mfd/tmio.h>
  34 #include <linux/pinctrl/machine.h>
  35 #include <linux/pinctrl/pinconf-generic.h>
  36 #include <linux/platform_device.h>
  37 #include <linux/reboot.h>
  38 #include <linux/regulator/fixed.h>
  39 #include <linux/regulator/machine.h>
  40 #include <linux/smsc911x.h>
  41 #include <linux/usb/r8a66597.h>
  42 #include <linux/usb/renesas_usbhs.h>
  43 #include <linux/videodev2.h>
  44 #include <sound/sh_fsi.h>
  45 #include <sound/simple_card.h>
  46 #include <mach/irqs.h>
  47 #include <mach/sh73a0.h>
  48 #include <mach/common.h>
  49 #include <asm/hardware/cache-l2x0.h>
  50 #include <asm/mach-types.h>
  51 #include <asm/mach/arch.h>
  52 #include <video/sh_mobile_lcdc.h>
  53
  54 /*
  55  * external GPIO
  56  */
  57 #define GPIO_PCF8575_BASE       (310)
  58 #define GPIO_PCF8575_PORT10     (GPIO_PCF8575_BASE + 8)
  59 #define GPIO_PCF8575_PORT11     (GPIO_PCF8575_BASE + 9)
  60 #define GPIO_PCF8575_PORT12     (GPIO_PCF8575_BASE + 10)
  61 #define GPIO_PCF8575_PORT13     (GPIO_PCF8575_BASE + 11)
  62 #define GPIO_PCF8575_PORT14     (GPIO_PCF8575_BASE + 12)
  63 #define GPIO_PCF8575_PORT15     (GPIO_PCF8575_BASE + 13)
  64 #define GPIO_PCF8575_PORT16     (GPIO_PCF8575_BASE + 14)
  65
  66 /* Dummy supplies, where voltage doesn't matter */
  67 static struct regulator_consumer_supply dummy_supplies[] = {
  68         REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
  69         REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
  70 };
  71
  72 /*
  73  * FSI-AK4648
  74  *
  75  * this command is required when playback.
  76  *
  77  * # amixer set "LINEOUT Mixer DACL" on
  78  */
  79
  80 /* SMSC 9221 */
  81 static struct resource smsc9221_resources[] = {
  82         [0] = {
  83                 .start  = 0x10000000, /* CS4 */
  84                 .end    = 0x100000ff,
  85                 .flags  = IORESOURCE_MEM,
  86         },
  87         [1] = {
  88                 .start  = irq_pin(3), /* IRQ3 */
  89                 .flags  = IORESOURCE_IRQ,
  90         },
  91 };
  92
  93 static struct smsc911x_platform_config smsc9221_platdata = {
  94         .flags          = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
  95         .phy_interface  = PHY_INTERFACE_MODE_MII,
  96         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
  97         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
  98 };
  99
 100 static struct platform_device smsc_device = {
 101         .name           = "smsc911x",
 102         .dev  = {
 103                 .platform_data = &smsc9221_platdata,
 104         },
 105         .resource       = smsc9221_resources,
 106         .num_resources  = ARRAY_SIZE(smsc9221_resources),
 107 };
 108
 109 /* USB external chip */
 110 static struct r8a66597_platdata usb_host_data = {
 111         .on_chip        = 0,
 112         .xtal           = R8A66597_PLATDATA_XTAL_48MHZ,
 113 };
 114
 115 static struct resource usb_resources[] = {
 116         [0] = {
 117                 .start  = 0x10010000,
 118                 .end    = 0x1001ffff - 1,
 119                 .flags  = IORESOURCE_MEM,
 120         },
 121         [1] = {
 122                 .start  = irq_pin(1), /* IRQ1 */
 123                 .flags  = IORESOURCE_IRQ,
 124         },
 125 };
 126
 127 static struct platform_device usb_host_device = {
 128         .name   = "r8a66597_hcd",
 129         .dev = {
 130                 .platform_data          = &usb_host_data,
 131                 .dma_mask               = NULL,
 132                 .coherent_dma_mask      = 0xffffffff,
 133         },
 134         .num_resources  = ARRAY_SIZE(usb_resources),
 135         .resource       = usb_resources,
 136 };
 137
 138 /* USB Func CN17 */
 139 struct usbhs_private {
 140         void __iomem *phy;
 141         void __iomem *cr2;
 142         struct renesas_usbhs_platform_info info;
 143 };
 144
 145 #define IRQ15                   irq_pin(15)
 146 #define USB_PHY_MODE            (1 << 4)
 147 #define USB_PHY_INT_EN          ((1 << 3) | (1 << 2))
 148 #define USB_PHY_ON              (1 << 1)
 149 #define USB_PHY_OFF             (1 << 0)
 150 #define USB_PHY_INT_CLR         (USB_PHY_ON | USB_PHY_OFF)
 151
 152 #define usbhs_get_priv(pdev) \
 153         container_of(renesas_usbhs_get_info(pdev), struct usbhs_private, info)
 154
 155 static int usbhs_get_vbus(struct platform_device *pdev)
 156 {
 157         struct usbhs_private *priv = usbhs_get_priv(pdev);
 158
 159         return !((1 << 7) & __raw_readw(priv->cr2));
 160 }
 161
 162 static int usbhs_phy_reset(struct platform_device *pdev)
 163 {
 164         struct usbhs_private *priv = usbhs_get_priv(pdev);
 165
 166         /* init phy */
 167         __raw_writew(0x8a0a, priv->cr2);
 168
 169         return 0;
 170 }
 171
 172 static int usbhs_get_id(struct platform_device *pdev)
 173 {
 174         return USBHS_GADGET;
 175 }
 176
 177 static irqreturn_t usbhs_interrupt(int irq, void *data)
 178 {
 179         struct platform_device *pdev = data;
 180         struct usbhs_private *priv = usbhs_get_priv(pdev);
 181
 182         renesas_usbhs_call_notify_hotplug(pdev);
 183
 184         /* clear status */
 185         __raw_writew(__raw_readw(priv->phy) | USB_PHY_INT_CLR, priv->phy);
 186
 187         return IRQ_HANDLED;
 188 }
 189
 190 static int usbhs_hardware_init(struct platform_device *pdev)
 191 {
 192         struct usbhs_private *priv = usbhs_get_priv(pdev);
 193         int ret;
 194
 195         /* clear interrupt status */
 196         __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->phy);
 197
 198         ret = request_irq(IRQ15, usbhs_interrupt, IRQF_TRIGGER_HIGH,
 199                           dev_name(&pdev->dev), pdev);
 200         if (ret) {
 201                 dev_err(&pdev->dev, "request_irq err\n");
 202                 return ret;
 203         }
 204
 205         /* enable USB phy interrupt */
 206         __raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->phy);
 207
 208         return 0;
 209 }
 210
 211 static int usbhs_hardware_exit(struct platform_device *pdev)
 212 {
 213         struct usbhs_private *priv = usbhs_get_priv(pdev);
 214
 215         /* clear interrupt status */
 216         __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->phy);
 217
 218         free_irq(IRQ15, pdev);
 219
 220         return 0;
 221 }
 222
 223 static u32 usbhs_pipe_cfg[] = {
 224         USB_ENDPOINT_XFER_CONTROL,
 225         USB_ENDPOINT_XFER_ISOC,
 226         USB_ENDPOINT_XFER_ISOC,
 227         USB_ENDPOINT_XFER_BULK,
 228         USB_ENDPOINT_XFER_BULK,
 229         USB_ENDPOINT_XFER_BULK,
 230         USB_ENDPOINT_XFER_INT,
 231         USB_ENDPOINT_XFER_INT,
 232         USB_ENDPOINT_XFER_INT,
 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         USB_ENDPOINT_XFER_BULK,
 239         USB_ENDPOINT_XFER_BULK,
 240 };
 241
 242 static struct usbhs_private usbhs_private = {
 243         .phy    = IOMEM(0xe60781e0),            /* USBPHYINT */
 244         .cr2    = IOMEM(0xe605810c),            /* USBCR2 */
 245         .info = {
 246                 .platform_callback = {
 247                         .hardware_init  = usbhs_hardware_init,
 248                         .hardware_exit  = usbhs_hardware_exit,
 249                         .get_id         = usbhs_get_id,
 250                         .phy_reset      = usbhs_phy_reset,
 251                         .get_vbus       = usbhs_get_vbus,
 252                 },
 253                 .driver_param = {
 254                         .buswait_bwait  = 4,
 255                         .has_otg        = 1,
 256                         .pipe_type      = usbhs_pipe_cfg,
 257                         .pipe_size      = ARRAY_SIZE(usbhs_pipe_cfg),
 258                 },
 259         },
 260 };
 261
 262 static struct resource usbhs_resources[] = {
 263         [0] = {
 264                 .start  = 0xE6890000,
 265                 .end    = 0xE68900e6 - 1,
 266                 .flags  = IORESOURCE_MEM,
 267         },
 268         [1] = {
 269                 .start  = gic_spi(62),
 270                 .end    = gic_spi(62),
 271                 .flags  = IORESOURCE_IRQ,
 272         },
 273 };
 274
 275 static struct platform_device usbhs_device = {
 276         .name   = "renesas_usbhs",
 277         .id     = -1,
 278         .dev = {
 279                 .dma_mask               = NULL,
 280                 .coherent_dma_mask      = 0xffffffff,
 281                 .platform_data          = &usbhs_private.info,
 282         },
 283         .num_resources  = ARRAY_SIZE(usbhs_resources),
 284         .resource       = usbhs_resources,
 285 };
 286
 287 /* LCDC */
 288 static struct fb_videomode kzm_lcdc_mode = {
 289         .name           = "WVGA Panel",
 290         .xres           = 800,
 291         .yres           = 480,
 292         .left_margin    = 220,
 293         .right_margin   = 110,
 294         .hsync_len      = 70,
 295         .upper_margin   = 20,
 296         .lower_margin   = 5,
 297         .vsync_len      = 5,
 298         .sync           = 0,
 299 };
 300
 301 static struct sh_mobile_lcdc_info lcdc_info = {
 302         .clock_source = LCDC_CLK_BUS,
 303         .ch[0] = {
 304                 .chan           = LCDC_CHAN_MAINLCD,
 305                 .fourcc         = V4L2_PIX_FMT_RGB565,
 306                 .interface_type = RGB24,
 307                 .lcd_modes      = &kzm_lcdc_mode,
 308                 .num_modes      = 1,
 309                 .clock_divider  = 5,
 310                 .flags          = 0,
 311                 .panel_cfg = {
 312                         .width  = 152,
 313                         .height = 91,
 314                 },
 315         }
 316 };
 317
 318 static struct resource lcdc_resources[] = {
 319         [0] = {
 320                 .name   = "LCDC",
 321                 .start  = 0xfe940000,
 322                 .end    = 0xfe943fff,
 323                 .flags  = IORESOURCE_MEM,
 324         },
 325         [1] = {
 326                 .start  = intcs_evt2irq(0x580),
 327                 .flags  = IORESOURCE_IRQ,
 328         },
 329 };
 330
 331 static struct platform_device lcdc_device = {
 332         .name           = "sh_mobile_lcdc_fb",
 333         .num_resources  = ARRAY_SIZE(lcdc_resources),
 334         .resource       = lcdc_resources,
 335         .dev    = {
 336                 .platform_data  = &lcdc_info,
 337                 .coherent_dma_mask = ~0,
 338         },
 339 };
 340
 341 /* Fixed 1.8V regulator to be used by MMCIF */
 342 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
 343 {
 344         REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
 345         REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
 346 };
 347
 348 /* MMCIF */
 349 static struct resource sh_mmcif_resources[] = {
 350         [0] = {
 351                 .name   = "MMCIF",
 352                 .start  = 0xe6bd0000,
 353                 .end    = 0xe6bd00ff,
 354                 .flags  = IORESOURCE_MEM,
 355         },
 356         [1] = {
 357                 .start  = gic_spi(140),
 358                 .flags  = IORESOURCE_IRQ,
 359         },
 360         [2] = {
 361                 .start  = gic_spi(141),
 362                 .flags  = IORESOURCE_IRQ,
 363         },
 364 };
 365
 366 static struct sh_mmcif_plat_data sh_mmcif_platdata = {
 367         .ocr            = MMC_VDD_165_195,
 368         .caps           = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
 369         .ccs_unsupported = true,
 370         .slave_id_tx    = SHDMA_SLAVE_MMCIF_TX,
 371         .slave_id_rx    = SHDMA_SLAVE_MMCIF_RX,
 372 };
 373
 374 static struct platform_device mmc_device = {
 375         .name           = "sh_mmcif",
 376         .dev            = {
 377                 .dma_mask               = NULL,
 378                 .coherent_dma_mask      = 0xffffffff,
 379                 .platform_data          = &sh_mmcif_platdata,
 380         },
 381         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
 382         .resource       = sh_mmcif_resources,
 383 };
 384
 385 /* Fixed 3.3V regulators to be used by SDHI0 */
 386 static struct regulator_consumer_supply vcc_sdhi0_consumers[] =
 387 {
 388         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
 389 };
 390
 391 static struct regulator_init_data vcc_sdhi0_init_data = {
 392         .constraints = {
 393                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 394         },
 395         .num_consumer_supplies  = ARRAY_SIZE(vcc_sdhi0_consumers),
 396         .consumer_supplies      = vcc_sdhi0_consumers,
 397 };
 398
 399 static struct fixed_voltage_config vcc_sdhi0_info = {
 400         .supply_name = "SDHI0 Vcc",
 401         .microvolts = 3300000,
 402         .gpio = 15,
 403         .enable_high = 1,
 404         .init_data = &vcc_sdhi0_init_data,
 405 };
 406
 407 static struct platform_device vcc_sdhi0 = {
 408         .name = "reg-fixed-voltage",
 409         .id   = 0,
 410         .dev  = {
 411                 .platform_data = &vcc_sdhi0_info,
 412         },
 413 };
 414
 415 /* Fixed 3.3V regulators to be used by SDHI2 */
 416 static struct regulator_consumer_supply vcc_sdhi2_consumers[] =
 417 {
 418         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.2"),
 419 };
 420
 421 static struct regulator_init_data vcc_sdhi2_init_data = {
 422         .constraints = {
 423                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
 424         },
 425         .num_consumer_supplies  = ARRAY_SIZE(vcc_sdhi2_consumers),
 426         .consumer_supplies      = vcc_sdhi2_consumers,
 427 };
 428
 429 static struct fixed_voltage_config vcc_sdhi2_info = {
 430         .supply_name = "SDHI2 Vcc",
 431         .microvolts = 3300000,
 432         .gpio = 14,
 433         .enable_high = 1,
 434         .init_data = &vcc_sdhi2_init_data,
 435 };
 436
 437 static struct platform_device vcc_sdhi2 = {
 438         .name = "reg-fixed-voltage",
 439         .id   = 1,
 440         .dev  = {
 441                 .platform_data = &vcc_sdhi2_info,
 442         },
 443 };
 444
 445 /* SDHI */
 446 static struct sh_mobile_sdhi_info sdhi0_info = {
 447         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
 448         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
 449         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT,
 450         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
 451                           MMC_CAP_POWER_OFF_CARD,
 452 };
 453
 454 static struct resource sdhi0_resources[] = {
 455         [0] = {
 456                 .name   = "SDHI0",
 457                 .start  = 0xee100000,
 458                 .end    = 0xee1000ff,
 459                 .flags  = IORESOURCE_MEM,
 460         },
 461         [1] = {
 462                 .name   = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
 463                 .start  = gic_spi(83),
 464                 .flags  = IORESOURCE_IRQ,
 465         },
 466         [2] = {
 467                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
 468                 .start  = gic_spi(84),
 469                 .flags  = IORESOURCE_IRQ,
 470         },
 471         [3] = {
 472                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
 473                 .start  = gic_spi(85),
 474                 .flags  = IORESOURCE_IRQ,
 475         },
 476 };
 477
 478 static struct platform_device sdhi0_device = {
 479         .name           = "sh_mobile_sdhi",
 480         .num_resources  = ARRAY_SIZE(sdhi0_resources),
 481         .resource       = sdhi0_resources,
 482         .dev    = {
 483                 .platform_data  = &sdhi0_info,
 484         },
 485 };
 486
 487 /* Micro SD */
 488 static struct sh_mobile_sdhi_info sdhi2_info = {
 489         .dma_slave_tx   = SHDMA_SLAVE_SDHI2_TX,
 490         .dma_slave_rx   = SHDMA_SLAVE_SDHI2_RX,
 491         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT |
 492                           TMIO_MMC_USE_GPIO_CD |
 493                           TMIO_MMC_WRPROTECT_DISABLE,
 494         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_POWER_OFF_CARD,
 495         .cd_gpio        = 13,
 496 };
 497
 498 static struct resource sdhi2_resources[] = {
 499         [0] = {
 500                 .name   = "SDHI2",
 501                 .start  = 0xee140000,
 502                 .end    = 0xee1400ff,
 503                 .flags  = IORESOURCE_MEM,
 504         },
 505         [1] = {
 506                 .name   = SH_MOBILE_SDHI_IRQ_CARD_DETECT,
 507                 .start  = gic_spi(103),
 508                 .flags  = IORESOURCE_IRQ,
 509         },
 510         [2] = {
 511                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
 512                 .start  = gic_spi(104),
 513                 .flags  = IORESOURCE_IRQ,
 514         },
 515         [3] = {
 516                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
 517                 .start  = gic_spi(105),
 518                 .flags  = IORESOURCE_IRQ,
 519         },
 520 };
 521
 522 static struct platform_device sdhi2_device = {
 523         .name           = "sh_mobile_sdhi",
 524         .id             = 2,
 525         .num_resources  = ARRAY_SIZE(sdhi2_resources),
 526         .resource       = sdhi2_resources,
 527         .dev    = {
 528                 .platform_data  = &sdhi2_info,
 529         },
 530 };
 531
 532 /* KEY */
 533 #define GPIO_KEY(c, g, d) { .code = c, .gpio = g, .desc = d, .active_low = 1 }
 534
 535 static struct gpio_keys_button gpio_buttons[] = {
 536         GPIO_KEY(KEY_BACK,      GPIO_PCF8575_PORT10,    "SW3"),
 537         GPIO_KEY(KEY_RIGHT,     GPIO_PCF8575_PORT11,    "SW2-R"),
 538         GPIO_KEY(KEY_LEFT,      GPIO_PCF8575_PORT12,    "SW2-L"),
 539         GPIO_KEY(KEY_ENTER,     GPIO_PCF8575_PORT13,    "SW2-P"),
 540         GPIO_KEY(KEY_UP,        GPIO_PCF8575_PORT14,    "SW2-U"),
 541         GPIO_KEY(KEY_DOWN,      GPIO_PCF8575_PORT15,    "SW2-D"),
 542         GPIO_KEY(KEY_HOME,      GPIO_PCF8575_PORT16,    "SW1"),
 543 };
 544
 545 static struct gpio_keys_platform_data gpio_key_info = {
 546         .buttons        = gpio_buttons,
 547         .nbuttons       = ARRAY_SIZE(gpio_buttons),
 548 };
 549
 550 static struct platform_device gpio_keys_device = {
 551         .name   = "gpio-keys",
 552         .dev    = {
 553                 .platform_data  = &gpio_key_info,
 554         },
 555 };
 556
 557 /* FSI-AK4648 */
 558 static struct sh_fsi_platform_info fsi_info = {
 559         .port_a = {
 560                 .tx_id = SHDMA_SLAVE_FSI2A_TX,
 561         },
 562 };
 563
 564 static struct resource fsi_resources[] = {
 565         [0] = {
 566                 .name   = "FSI",
 567                 .start  = 0xEC230000,
 568                 .end    = 0xEC230400 - 1,
 569                 .flags  = IORESOURCE_MEM,
 570         },
 571         [1] = {
 572                 .start  = gic_spi(146),
 573                 .flags  = IORESOURCE_IRQ,
 574         },
 575 };
 576
 577 static struct platform_device fsi_device = {
 578         .name           = "sh_fsi2",
 579         .id             = -1,
 580         .num_resources  = ARRAY_SIZE(fsi_resources),
 581         .resource       = fsi_resources,
 582         .dev    = {
 583                 .platform_data  = &fsi_info,
 584         },
 585 };
 586
 587 static struct asoc_simple_card_info fsi2_ak4648_info = {
 588         .name           = "AK4648",
 589         .card           = "FSI2A-AK4648",
 590         .codec          = "ak4642-codec.0-0012",
 591         .platform       = "sh_fsi2",
 592         .daifmt         = SND_SOC_DAIFMT_LEFT_J,
 593         .cpu_dai = {
 594                 .name   = "fsia-dai",
 595                 .fmt    = SND_SOC_DAIFMT_CBS_CFS,
 596         },
 597         .codec_dai = {
 598                 .name   = "ak4642-hifi",
 599                 .fmt    = SND_SOC_DAIFMT_CBM_CFM,
 600                 .sysclk = 11289600,
 601         },
 602 };
 603
 604 static struct platform_device fsi_ak4648_device = {
 605         .name   = "asoc-simple-card",
 606         .dev    = {
 607                 .platform_data  = &fsi2_ak4648_info,
 608         },
 609 };
 610
 611 /* I2C */
 612
 613 /* StepDown1 is used to supply 1.315V to the CPU */
 614 static struct regulator_init_data as3711_sd1 = {
 615         .constraints = {
 616                 .name = "1.315V CPU",
 617                 .boot_on = 1,
 618                 .always_on = 1,
 619                 .min_uV = 1315000,
 620                 .max_uV = 1335000,
 621         },
 622 };
 623
 624 /* StepDown2 is used to supply 1.8V to the CPU and to the board */
 625 static struct regulator_init_data as3711_sd2 = {
 626         .constraints = {
 627                 .name = "1.8V",
 628                 .boot_on = 1,
 629                 .always_on = 1,
 630                 .min_uV = 1800000,
 631                 .max_uV = 1800000,
 632         },
 633 };
 634
 635 /*
 636  * StepDown3 is switched in parallel with StepDown2, seems to be off,
 637  * according to read-back pre-set register values
 638  */
 639
 640 /* StepDown4 is used to supply 1.215V to the CPU and to the board */
 641 static struct regulator_init_data as3711_sd4 = {
 642         .constraints = {
 643                 .name = "1.215V",
 644                 .boot_on = 1,
 645                 .always_on = 1,
 646                 .min_uV = 1215000,
 647                 .max_uV = 1235000,
 648         },
 649 };
 650
 651 /* LDO1 is unused and unconnected */
 652
 653 /* LDO2 is used to supply 2.8V to the CPU */
 654 static struct regulator_init_data as3711_ldo2 = {
 655         .constraints = {
 656                 .name = "2.8V CPU",
 657                 .boot_on = 1,
 658                 .always_on = 1,
 659                 .min_uV = 2800000,
 660                 .max_uV = 2800000,
 661         },
 662 };
 663
 664 /* LDO3 is used to supply 3.0V to the CPU */
 665 static struct regulator_init_data as3711_ldo3 = {
 666         .constraints = {
 667                 .name = "3.0V CPU",
 668                 .boot_on = 1,
 669                 .always_on = 1,
 670                 .min_uV = 3000000,
 671                 .max_uV = 3000000,
 672         },
 673 };
 674
 675 /* LDO4 is used to supply 2.8V to the board */
 676 static struct regulator_init_data as3711_ldo4 = {
 677         .constraints = {
 678                 .name = "2.8V",
 679                 .boot_on = 1,
 680                 .always_on = 1,
 681                 .min_uV = 2800000,
 682                 .max_uV = 2800000,
 683         },
 684 };
 685
 686 /* LDO5 is switched parallel to LDO4, also set to 2.8V */
 687 static struct regulator_init_data as3711_ldo5 = {
 688         .constraints = {
 689                 .name = "2.8V #2",
 690                 .boot_on = 1,
 691                 .always_on = 1,
 692                 .min_uV = 2800000,
 693                 .max_uV = 2800000,
 694         },
 695 };
 696
 697 /* LDO6 is unused and unconnected */
 698
 699 /* LDO7 is used to supply 1.15V to the CPU */
 700 static struct regulator_init_data as3711_ldo7 = {
 701         .constraints = {
 702                 .name = "1.15V CPU",
 703                 .boot_on = 1,
 704                 .always_on = 1,
 705                 .min_uV = 1150000,
 706                 .max_uV = 1150000,
 707         },
 708 };
 709
 710 /* LDO8 is switched parallel to LDO7, also set to 1.15V */
 711 static struct regulator_init_data as3711_ldo8 = {
 712         .constraints = {
 713                 .name = "1.15V CPU #2",
 714                 .boot_on = 1,
 715                 .always_on = 1,
 716                 .min_uV = 1150000,
 717                 .max_uV = 1150000,
 718         },
 719 };
 720
 721 static struct as3711_platform_data as3711_pdata = {
 722         .regulator      = {
 723                 .init_data      = {
 724                         [AS3711_REGULATOR_SD_1] = &as3711_sd1,
 725                         [AS3711_REGULATOR_SD_2] = &as3711_sd2,
 726                         [AS3711_REGULATOR_SD_4] = &as3711_sd4,
 727                         [AS3711_REGULATOR_LDO_2] = &as3711_ldo2,
 728                         [AS3711_REGULATOR_LDO_3] = &as3711_ldo3,
 729                         [AS3711_REGULATOR_LDO_4] = &as3711_ldo4,
 730                         [AS3711_REGULATOR_LDO_5] = &as3711_ldo5,
 731                         [AS3711_REGULATOR_LDO_7] = &as3711_ldo7,
 732                         [AS3711_REGULATOR_LDO_8] = &as3711_ldo8,
 733                 },
 734         },
 735         .backlight      = {
 736                 .su2_fb = "sh_mobile_lcdc_fb.0",
 737                 .su2_max_uA = 36000,
 738                 .su2_feedback = AS3711_SU2_CURR_AUTO,
 739                 .su2_fbprot = AS3711_SU2_GPIO4,
 740                 .su2_auto_curr1 = true,
 741                 .su2_auto_curr2 = true,
 742                 .su2_auto_curr3 = true,
 743         },
 744 };
 745
 746 static struct pcf857x_platform_data pcf8575_pdata = {
 747         .gpio_base      = GPIO_PCF8575_BASE,
 748 };
 749
 750 static struct i2c_board_info i2c0_devices[] = {
 751         {
 752                 I2C_BOARD_INFO("ak4648", 0x12),
 753         },
 754         {
 755                 I2C_BOARD_INFO("r2025sd", 0x32),
 756         },
 757         {
 758                 I2C_BOARD_INFO("ak8975", 0x0c),
 759                 .irq = irq_pin(28), /* IRQ28 */
 760         },
 761         {
 762                 I2C_BOARD_INFO("adxl34x", 0x1d),
 763                 .irq = irq_pin(26), /* IRQ26 */
 764         },
 765         {
 766                 I2C_BOARD_INFO("as3711", 0x40),
 767                 .irq = intcs_evt2irq(0x3300), /* IRQ24 */
 768                 .platform_data = &as3711_pdata,
 769         },
 770 };
 771
 772 static struct i2c_board_info i2c1_devices[] = {
 773         {
 774                 I2C_BOARD_INFO("st1232-ts", 0x55),
 775                 .irq = irq_pin(8), /* IRQ8 */
 776         },
 777 };
 778
 779 static struct i2c_board_info i2c3_devices[] = {
 780         {
 781                 I2C_BOARD_INFO("pcf8575", 0x20),
 782                 .irq = irq_pin(19), /* IRQ19 */
 783                 .platform_data = &pcf8575_pdata,
 784         },
 785 };
 786
 787 static struct platform_device *kzm_devices[] __initdata = {
 788         &smsc_device,
 789         &usb_host_device,
 790         &usbhs_device,
 791         &lcdc_device,
 792         &mmc_device,
 793         &vcc_sdhi0,
 794         &vcc_sdhi2,
 795         &sdhi0_device,
 796         &sdhi2_device,
 797         &gpio_keys_device,
 798         &fsi_device,
 799         &fsi_ak4648_device,
 800 };
 801
 802 static unsigned long pin_pullup_conf[] = {
 803         PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 0),
 804 };
 805
 806 static const struct pinctrl_map kzm_pinctrl_map[] = {
 807         /* FSIA (AK4648) */
 808         PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2", "pfc-sh73a0",
 809                                   "fsia_mclk_in", "fsia"),
 810         PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2", "pfc-sh73a0",
 811                                   "fsia_sclk_in", "fsia"),
 812         PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2", "pfc-sh73a0",
 813                                   "fsia_data_in", "fsia"),
 814         PIN_MAP_MUX_GROUP_DEFAULT("sh_fsi2", "pfc-sh73a0",
 815                                   "fsia_data_out", "fsia"),
 816         /* I2C3 */
 817         PIN_MAP_MUX_GROUP_DEFAULT("i2c-sh_mobile.3", "pfc-sh73a0",
 818                                   "i2c3_1", "i2c3"),
 819         /* LCD */
 820         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh73a0",
 821                                   "lcd_data24", "lcd"),
 822         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh73a0",
 823                                   "lcd_sync", "lcd"),
 824         /* MMCIF */
 825         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
 826                                   "mmc0_data8_0", "mmc0"),
 827         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
 828                                   "mmc0_ctrl_0", "mmc0"),
 829         PIN_MAP_CONFIGS_PIN_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
 830                                     "PORT279", pin_pullup_conf),
 831         PIN_MAP_CONFIGS_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh73a0",
 832                                       "mmc0_data8_0", pin_pullup_conf),
 833         /* SCIFA4 */
 834         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
 835                                   "scifa4_data", "scifa4"),
 836         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.4", "pfc-sh73a0",
 837                                   "scifa4_ctrl", "scifa4"),
 838         /* SDHI0 */
 839         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
 840                                   "sdhi0_data4", "sdhi0"),
 841         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
 842                                   "sdhi0_ctrl", "sdhi0"),
 843         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
 844                                   "sdhi0_cd", "sdhi0"),
 845         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh73a0",
 846                                   "sdhi0_wp", "sdhi0"),
 847         /* SDHI2 */
 848         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh73a0",
 849                                   "sdhi2_data4", "sdhi2"),
 850         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh73a0",
 851                                   "sdhi2_ctrl", "sdhi2"),
 852         /* SMSC */
 853         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0",
 854                                   "bsc_cs4", "bsc"),
 855         /* USB */
 856         PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs", "pfc-sh73a0",
 857                                   "usb_vbus", "usb"),
 858 };
 859
 860 static void __init kzm_init(void)
 861 {
 862         regulator_register_always_on(2, "fixed-1.8V", fixed1v8_power_consumers,
 863                                      ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
 864         regulator_register_fixed(3, dummy_supplies, ARRAY_SIZE(dummy_supplies));
 865
 866         pinctrl_register_mappings(kzm_pinctrl_map, ARRAY_SIZE(kzm_pinctrl_map));
 867
 868         sh73a0_pinmux_init();
 869
 870         /* SMSC */
 871         gpio_request_one(224, GPIOF_IN, NULL); /* IRQ3 */
 872
 873         /* LCDC */
 874         gpio_request_one(222, GPIOF_OUT_INIT_HIGH, NULL); /* LCDCDON */
 875         gpio_request_one(226, GPIOF_OUT_INIT_HIGH, NULL); /* SC */
 876
 877         /* Touchscreen */
 878         gpio_request_one(223, GPIOF_IN, NULL); /* IRQ8 */
 879
 880 #ifdef CONFIG_CACHE_L2X0
 881         /* Early BRESP enable, Shared attribute override enable, 64K*8way */
 882         l2x0_init(IOMEM(0xf0100000), 0x40460000, 0x82000fff);
 883 #endif
 884
 885         i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
 886         i2c_register_board_info(1, i2c1_devices, ARRAY_SIZE(i2c1_devices));
 887         i2c_register_board_info(3, i2c3_devices, ARRAY_SIZE(i2c3_devices));
 888
 889         sh73a0_add_standard_devices();
 890         platform_add_devices(kzm_devices, ARRAY_SIZE(kzm_devices));
 891
 892         sh73a0_pm_init();
 893 }
 894
 895 static void kzm9g_restart(enum reboot_mode mode, const char *cmd)
 896 {
 897 #define RESCNT2 IOMEM(0xe6188020)
 898         /* Do soft power on reset */
 899         writel((1 << 31), RESCNT2);
 900 }
 901
 902 static const char *kzm9g_boards_compat_dt[] __initdata = {
 903         "renesas,kzm9g",
 904         NULL,
 905 };
 906
 907 DT_MACHINE_START(KZM9G_DT, "kzm9g")
 908         .smp            = smp_ops(sh73a0_smp_ops),
 909         .map_io         = sh73a0_map_io,
 910         .init_early     = sh73a0_add_early_devices,
 911         .nr_irqs        = NR_IRQS_LEGACY,
 912         .init_irq       = sh73a0_init_irq,
 913         .init_machine   = kzm_init,
 914         .init_late      = shmobile_init_late,
 915         .init_time      = sh73a0_earlytimer_init,
 916         .restart        = kzm9g_restart,
 917         .dt_compat      = kzm9g_boards_compat_dt,
 918 MACHINE_END