arch/arm/mach-shmobile/board-armadillo800eva.c

   1 /*
   2  * armadillo 800 eva board support
   3  *
   4  * Copyright (C) 2012 Renesas Solutions Corp.
   5  * Copyright (C) 2012 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
   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  */
  21
  22 #include <linux/clk.h>
  23 #include <linux/delay.h>
  24 #include <linux/err.h>
  25 #include <linux/kernel.h>
  26 #include <linux/input.h>
  27 #include <linux/irq.h>
  28 #include <linux/platform_device.h>
  29 #include <linux/gpio.h>
  30 #include <linux/gpio_keys.h>
  31 #include <linux/pinctrl/machine.h>
  32 #include <linux/regulator/fixed.h>
  33 #include <linux/regulator/machine.h>
  34 #include <linux/sh_eth.h>
  35 #include <linux/videodev2.h>
  36 #include <linux/usb/renesas_usbhs.h>
  37 #include <linux/mfd/tmio.h>
  38 #include <linux/mmc/host.h>
  39 #include <linux/mmc/sh_mmcif.h>
  40 #include <linux/mmc/sh_mobile_sdhi.h>
  41 #include <linux/i2c-gpio.h>
  42 #include <mach/common.h>
  43 #include <mach/irqs.h>
  44 #include <mach/r8a7740.h>
  45 #include <media/mt9t112.h>
  46 #include <media/sh_mobile_ceu.h>
  47 #include <media/soc_camera.h>
  48 #include <asm/page.h>
  49 #include <asm/mach-types.h>
  50 #include <asm/mach/arch.h>
  51 #include <asm/mach/map.h>
  52 #include <asm/mach/time.h>
  53 #include <asm/hardware/cache-l2x0.h>
  54 #include <video/sh_mobile_lcdc.h>
  55 #include <video/sh_mobile_hdmi.h>
  56 #include <sound/sh_fsi.h>
  57 #include <sound/simple_card.h>
  58
  59 #include "sh-gpio.h"
  60
  61 /*
  62  * CON1         Camera Module
  63  * CON2         Extension Bus
  64  * CON3         HDMI Output
  65  * CON4         Composite Video Output
  66  * CON5         H-UDI JTAG
  67  * CON6         ARM JTAG
  68  * CON7         SD1
  69  * CON8         SD2
  70  * CON9         RTC BackUp
  71  * CON10        Monaural Mic Input
  72  * CON11        Stereo Headphone Output
  73  * CON12        Audio Line Output(L)
  74  * CON13        Audio Line Output(R)
  75  * CON14        AWL13 Module
  76  * CON15        Extension
  77  * CON16        LCD1
  78  * CON17        LCD2
  79  * CON19        Power Input
  80  * CON20        USB1
  81  * CON21        USB2
  82  * CON22        Serial
  83  * CON23        LAN
  84  * CON24        USB3
  85  * LED1         Camera LED(Yellow)
  86  * LED2         Power LED (Green)
  87  * ED3-LED6     User LED(Yellow)
  88  * LED7         LAN link LED(Green)
  89  * LED8         LAN activity LED(Yellow)
  90  */
  91
  92 /*
  93  * DipSwitch
  94  *
  95  *                    SW1
  96  *
  97  * -12345678-+---------------+----------------------------
  98  *  1        | boot          | hermit
  99  *  0        | boot          | OS auto boot
 100  * -12345678-+---------------+----------------------------
 101  *   00      | boot device   | eMMC
 102  *   10      | boot device   | SDHI0 (CON7)
 103  *   01      | boot device   | -
 104  *   11      | boot device   | Extension Buss (CS0)
 105  * -12345678-+---------------+----------------------------
 106  *     0     | Extension Bus | D8-D15 disable, eMMC enable
 107  *     1     | Extension Bus | D8-D15 enable,  eMMC disable
 108  * -12345678-+---------------+----------------------------
 109  *      0    | SDHI1         | COM8 disable, COM14 enable
 110  *      1    | SDHI1         | COM8 enable,  COM14 disable
 111  * -12345678-+---------------+----------------------------
 112  *       0   | USB0          | COM20 enable,  COM24 disable
 113  *       1   | USB0          | COM20 disable, COM24 enable
 114  * -12345678-+---------------+----------------------------
 115  *        00 | JTAG          | SH-X2
 116  *        10 | JTAG          | ARM
 117  *        01 | JTAG          | -
 118  *        11 | JTAG          | Boundary Scan
 119  *-----------+---------------+----------------------------
 120  */
 121
 122 /*
 123  * FSI-WM8978
 124  *
 125  * this command is required when playback.
 126  *
 127  * # amixer set "Headphone" 50
 128  *
 129  * this command is required when capture.
 130  *
 131  * # amixer set "Input PGA" 15
 132  * # amixer set "Left Input Mixer MicP" on
 133  * # amixer set "Left Input Mixer MicN" on
 134  * # amixer set "Right Input Mixer MicN" on
 135  * # amixer set "Right Input Mixer MicP" on
 136  */
 137
 138 /*
 139  * USB function
 140  *
 141  * When you use USB Function,
 142  * set SW1.6 ON, and connect cable to CN24.
 143  *
 144  * USBF needs workaround on R8A7740 chip.
 145  * These are a little bit complex.
 146  * see
 147  *      usbhsf_power_ctrl()
 148  */
 149 #define IRQ7            irq_pin(7)
 150 #define USBCR1          IOMEM(0xe605810a)
 151 #define USBH            0xC6700000
 152 #define USBH_USBCTR     0x10834
 153
 154 struct usbhsf_private {
 155         struct clk *phy;
 156         struct clk *usb24;
 157         struct clk *pci;
 158         struct clk *func;
 159         struct clk *host;
 160         void __iomem *usbh_base;
 161         struct renesas_usbhs_platform_info info;
 162 };
 163
 164 #define usbhsf_get_priv(pdev)                           \
 165         container_of(renesas_usbhs_get_info(pdev),      \
 166                      struct usbhsf_private, info)
 167
 168 static int usbhsf_get_id(struct platform_device *pdev)
 169 {
 170         return USBHS_GADGET;
 171 }
 172
 173 static void usbhsf_power_ctrl(struct platform_device *pdev,
 174                               void __iomem *base, int enable)
 175 {
 176         struct usbhsf_private *priv = usbhsf_get_priv(pdev);
 177
 178         /*
 179          * Work around for USB Function.
 180          * It needs USB host clock, and settings
 181          */
 182         if (enable) {
 183                 /*
 184                  * enable all the related usb clocks
 185                  * for usb workaround
 186                  */
 187                 clk_enable(priv->usb24);
 188                 clk_enable(priv->pci);
 189                 clk_enable(priv->host);
 190                 clk_enable(priv->func);
 191                 clk_enable(priv->phy);
 192
 193                 /*
 194                  * set USBCR1
 195                  *
 196                  * Port1 is driven by USB function,
 197                  * Port2 is driven by USB HOST
 198                  * One HOST (Port1 or Port2 is HOST)
 199                  * USB PLL input clock = 24MHz
 200                  */
 201                 __raw_writew(0xd750, USBCR1);
 202                 mdelay(1);
 203
 204                 /*
 205                  * start USB Host
 206                  */
 207                 __raw_writel(0x0000000c, priv->usbh_base + USBH_USBCTR);
 208                 __raw_writel(0x00000008, priv->usbh_base + USBH_USBCTR);
 209                 mdelay(10);
 210
 211                 /*
 212                  * USB PHY Power ON
 213                  */
 214                 __raw_writew(0xd770, USBCR1);
 215                 __raw_writew(0x4000, base + 0x102); /* USBF :: SUSPMODE */
 216
 217         } else {
 218                 __raw_writel(0x0000010f, priv->usbh_base + USBH_USBCTR);
 219                 __raw_writew(0xd7c0, USBCR1); /* GPIO */
 220
 221                 clk_disable(priv->phy);
 222                 clk_disable(priv->func);        /* usb work around */
 223                 clk_disable(priv->host);        /* usb work around */
 224                 clk_disable(priv->pci);         /* usb work around */
 225                 clk_disable(priv->usb24);       /* usb work around */
 226         }
 227 }
 228
 229 static int usbhsf_get_vbus(struct platform_device *pdev)
 230 {
 231         return gpio_get_value(209);
 232 }
 233
 234 static irqreturn_t usbhsf_interrupt(int irq, void *data)
 235 {
 236         struct platform_device *pdev = data;
 237
 238         renesas_usbhs_call_notify_hotplug(pdev);
 239
 240         return IRQ_HANDLED;
 241 }
 242
 243 static void usbhsf_hardware_exit(struct platform_device *pdev)
 244 {
 245         struct usbhsf_private *priv = usbhsf_get_priv(pdev);
 246
 247         if (!IS_ERR(priv->phy))
 248                 clk_put(priv->phy);
 249         if (!IS_ERR(priv->usb24))
 250                 clk_put(priv->usb24);
 251         if (!IS_ERR(priv->pci))
 252                 clk_put(priv->pci);
 253         if (!IS_ERR(priv->host))
 254                 clk_put(priv->host);
 255         if (!IS_ERR(priv->func))
 256                 clk_put(priv->func);
 257         if (priv->usbh_base)
 258                 iounmap(priv->usbh_base);
 259
 260         priv->phy       = NULL;
 261         priv->usb24     = NULL;
 262         priv->pci       = NULL;
 263         priv->host      = NULL;
 264         priv->func      = NULL;
 265         priv->usbh_base = NULL;
 266
 267         free_irq(IRQ7, pdev);
 268 }
 269
 270 static int usbhsf_hardware_init(struct platform_device *pdev)
 271 {
 272         struct usbhsf_private *priv = usbhsf_get_priv(pdev);
 273         int ret;
 274
 275         priv->phy       = clk_get(&pdev->dev, "phy");
 276         priv->usb24     = clk_get(&pdev->dev, "usb24");
 277         priv->pci       = clk_get(&pdev->dev, "pci");
 278         priv->func      = clk_get(&pdev->dev, "func");
 279         priv->host      = clk_get(&pdev->dev, "host");
 280         priv->usbh_base = ioremap_nocache(USBH, 0x20000);
 281
 282         if (IS_ERR(priv->phy)           ||
 283             IS_ERR(priv->usb24)         ||
 284             IS_ERR(priv->pci)           ||
 285             IS_ERR(priv->host)          ||
 286             IS_ERR(priv->func)          ||
 287             !priv->usbh_base) {
 288                 dev_err(&pdev->dev, "USB clock setting failed\n");
 289                 usbhsf_hardware_exit(pdev);
 290                 return -EIO;
 291         }
 292
 293         ret = request_irq(IRQ7, usbhsf_interrupt, IRQF_TRIGGER_NONE,
 294                           dev_name(&pdev->dev), pdev);
 295         if (ret) {
 296                 dev_err(&pdev->dev, "request_irq err\n");
 297                 return ret;
 298         }
 299         irq_set_irq_type(IRQ7, IRQ_TYPE_EDGE_BOTH);
 300
 301         /* usb24 use 1/1 of parent clock (= usb24s = 24MHz) */
 302         clk_set_rate(priv->usb24,
 303                      clk_get_rate(clk_get_parent(priv->usb24)));
 304
 305         return 0;
 306 }
 307
 308 static struct usbhsf_private usbhsf_private = {
 309         .info = {
 310                 .platform_callback = {
 311                         .get_id         = usbhsf_get_id,
 312                         .get_vbus       = usbhsf_get_vbus,
 313                         .hardware_init  = usbhsf_hardware_init,
 314                         .hardware_exit  = usbhsf_hardware_exit,
 315                         .power_ctrl     = usbhsf_power_ctrl,
 316                 },
 317                 .driver_param = {
 318                         .buswait_bwait          = 5,
 319                         .detection_delay        = 5,
 320                         .d0_rx_id       = SHDMA_SLAVE_USBHS_RX,
 321                         .d1_tx_id       = SHDMA_SLAVE_USBHS_TX,
 322                 },
 323         }
 324 };
 325
 326 static struct resource usbhsf_resources[] = {
 327         {
 328                 .name   = "USBHS",
 329                 .start  = 0xe6890000,
 330                 .end    = 0xe6890104 - 1,
 331                 .flags  = IORESOURCE_MEM,
 332         },
 333         {
 334                 .start  = gic_spi(51),
 335                 .flags  = IORESOURCE_IRQ,
 336         },
 337 };
 338
 339 static struct platform_device usbhsf_device = {
 340         .name   = "renesas_usbhs",
 341         .dev = {
 342                 .platform_data = &usbhsf_private.info,
 343         },
 344         .id = -1,
 345         .num_resources  = ARRAY_SIZE(usbhsf_resources),
 346         .resource       = usbhsf_resources,
 347 };
 348
 349 /* Ether */
 350 static struct sh_eth_plat_data sh_eth_platdata = {
 351         .phy                    = 0x00, /* LAN8710A */
 352         .edmac_endian           = EDMAC_LITTLE_ENDIAN,
 353         .register_type          = SH_ETH_REG_GIGABIT,
 354         .phy_interface          = PHY_INTERFACE_MODE_MII,
 355 };
 356
 357 static struct resource sh_eth_resources[] = {
 358         {
 359                 .start  = 0xe9a00000,
 360                 .end    = 0xe9a00800 - 1,
 361                 .flags  = IORESOURCE_MEM,
 362         }, {
 363                 .start  = 0xe9a01800,
 364                 .end    = 0xe9a02000 - 1,
 365                 .flags  = IORESOURCE_MEM,
 366         }, {
 367                 .start  = gic_spi(110),
 368                 .flags  = IORESOURCE_IRQ,
 369         },
 370 };
 371
 372 static struct platform_device sh_eth_device = {
 373         .name = "sh-eth",
 374         .id = -1,
 375         .dev = {
 376                 .platform_data = &sh_eth_platdata,
 377         },
 378         .resource = sh_eth_resources,
 379         .num_resources = ARRAY_SIZE(sh_eth_resources),
 380 };
 381
 382 /* LCDC */
 383 static struct fb_videomode lcdc0_mode = {
 384         .name           = "AMPIER/AM-800480",
 385         .xres           = 800,
 386         .yres           = 480,
 387         .left_margin    = 88,
 388         .right_margin   = 40,
 389         .hsync_len      = 128,
 390         .upper_margin   = 20,
 391         .lower_margin   = 5,
 392         .vsync_len      = 5,
 393         .sync           = 0,
 394 };
 395
 396 static struct sh_mobile_lcdc_info lcdc0_info = {
 397         .clock_source   = LCDC_CLK_BUS,
 398         .ch[0] = {
 399                 .chan           = LCDC_CHAN_MAINLCD,
 400                 .fourcc         = V4L2_PIX_FMT_RGB565,
 401                 .interface_type = RGB24,
 402                 .clock_divider  = 5,
 403                 .flags          = 0,
 404                 .lcd_modes      = &lcdc0_mode,
 405                 .num_modes      = 1,
 406                 .panel_cfg = {
 407                         .width  = 111,
 408                         .height = 68,
 409                 },
 410         },
 411 };
 412
 413 static struct resource lcdc0_resources[] = {
 414         [0] = {
 415                 .name   = "LCD0",
 416                 .start  = 0xfe940000,
 417                 .end    = 0xfe943fff,
 418                 .flags  = IORESOURCE_MEM,
 419         },
 420         [1] = {
 421                 .start  = gic_spi(177),
 422                 .flags  = IORESOURCE_IRQ,
 423         },
 424 };
 425
 426 static struct platform_device lcdc0_device = {
 427         .name           = "sh_mobile_lcdc_fb",
 428         .num_resources  = ARRAY_SIZE(lcdc0_resources),
 429         .resource       = lcdc0_resources,
 430         .id             = 0,
 431         .dev    = {
 432                 .platform_data  = &lcdc0_info,
 433                 .coherent_dma_mask = ~0,
 434         },
 435 };
 436
 437 /*
 438  * LCDC1/HDMI
 439  */
 440 static struct sh_mobile_hdmi_info hdmi_info = {
 441         .flags          = HDMI_OUTPUT_PUSH_PULL |
 442                           HDMI_OUTPUT_POLARITY_HI |
 443                           HDMI_32BIT_REG |
 444                           HDMI_HAS_HTOP1 |
 445                           HDMI_SND_SRC_SPDIF,
 446 };
 447
 448 static struct resource hdmi_resources[] = {
 449         [0] = {
 450                 .name   = "HDMI",
 451                 .start  = 0xe6be0000,
 452                 .end    = 0xe6be03ff,
 453                 .flags  = IORESOURCE_MEM,
 454         },
 455         [1] = {
 456                 .start  = gic_spi(131),
 457                 .flags  = IORESOURCE_IRQ,
 458         },
 459         [2] = {
 460                 .name   = "HDMI emma3pf",
 461                 .start  = 0xe6be4000,
 462                 .end    = 0xe6be43ff,
 463                 .flags  = IORESOURCE_MEM,
 464         },
 465 };
 466
 467 static struct platform_device hdmi_device = {
 468         .name           = "sh-mobile-hdmi",
 469         .num_resources  = ARRAY_SIZE(hdmi_resources),
 470         .resource       = hdmi_resources,
 471         .id             = -1,
 472         .dev    = {
 473                 .platform_data  = &hdmi_info,
 474         },
 475 };
 476
 477 static const struct fb_videomode lcdc1_mode = {
 478         .name           = "HDMI 720p",
 479         .xres           = 1280,
 480         .yres           = 720,
 481         .pixclock       = 13468,
 482         .left_margin    = 220,
 483         .right_margin   = 110,
 484         .hsync_len      = 40,
 485         .upper_margin   = 20,
 486         .lower_margin   = 5,
 487         .vsync_len      = 5,
 488         .refresh        = 60,
 489         .sync           = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
 490 };
 491
 492 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
 493         .clock_source   = LCDC_CLK_PERIPHERAL, /* HDMI clock */
 494         .ch[0] = {
 495                 .chan                   = LCDC_CHAN_MAINLCD,
 496                 .fourcc                 = V4L2_PIX_FMT_RGB565,
 497                 .interface_type         = RGB24,
 498                 .clock_divider          = 1,
 499                 .flags                  = LCDC_FLAGS_DWPOL,
 500                 .lcd_modes              = &lcdc1_mode,
 501                 .num_modes              = 1,
 502                 .tx_dev                 = &hdmi_device,
 503                 .panel_cfg = {
 504                         .width  = 1280,
 505                         .height = 720,
 506                 },
 507         },
 508 };
 509
 510 static struct resource hdmi_lcdc_resources[] = {
 511         [0] = {
 512                 .name   = "LCDC1",
 513                 .start  = 0xfe944000,
 514                 .end    = 0xfe948000 - 1,
 515                 .flags  = IORESOURCE_MEM,
 516         },
 517         [1] = {
 518                 .start  = gic_spi(178),
 519                 .flags  = IORESOURCE_IRQ,
 520         },
 521 };
 522
 523 static struct platform_device hdmi_lcdc_device = {
 524         .name           = "sh_mobile_lcdc_fb",
 525         .num_resources  = ARRAY_SIZE(hdmi_lcdc_resources),
 526         .resource       = hdmi_lcdc_resources,
 527         .id             = 1,
 528         .dev    = {
 529                 .platform_data  = &hdmi_lcdc_info,
 530                 .coherent_dma_mask = ~0,
 531         },
 532 };
 533
 534 /* GPIO KEY */
 535 #define GPIO_KEY(c, g, d, ...) \
 536         { .code = c, .gpio = g, .desc = d, .active_low = 1, __VA_ARGS__ }
 537
 538 static struct gpio_keys_button gpio_buttons[] = {
 539         GPIO_KEY(KEY_POWER,     99,     "SW3", .wakeup = 1),
 540         GPIO_KEY(KEY_BACK,      100,    "SW4"),
 541         GPIO_KEY(KEY_MENU,      97,     "SW5"),
 542         GPIO_KEY(KEY_HOME,      98,     "SW6"),
 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         .id     = -1,
 553         .dev    = {
 554                 .platform_data  = &gpio_key_info,
 555         },
 556 };
 557
 558 /* Fixed 3.3V regulator to be used by SDHI0, SDHI1, MMCIF */
 559 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
 560 {
 561         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
 562         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
 563         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
 564         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
 565         REGULATOR_SUPPLY("vmmc", "sh_mmcif"),
 566         REGULATOR_SUPPLY("vqmmc", "sh_mmcif"),
 567 };
 568
 569 /* SDHI0 */
 570 /*
 571  * FIXME
 572  *
 573  * It use polling mode here, since
 574  * CD (= Card Detect) pin is not connected to SDHI0_CD.
 575  * We can use IRQ31 as card detect irq,
 576  * but it needs chattering removal operation
 577  */
 578 #define IRQ31   irq_pin(31)
 579 static struct sh_mobile_sdhi_info sdhi0_info = {
 580         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
 581         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
 582         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |\
 583                           MMC_CAP_NEEDS_POLL,
 584         .tmio_ocr_mask  = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
 585         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT,
 586 };
 587
 588 static struct resource sdhi0_resources[] = {
 589         {
 590                 .name   = "SDHI0",
 591                 .start  = 0xe6850000,
 592                 .end    = 0xe6850100 - 1,
 593                 .flags  = IORESOURCE_MEM,
 594         },
 595         /*
 596          * no SH_MOBILE_SDHI_IRQ_CARD_DETECT here
 597          */
 598         {
 599                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
 600                 .start  = gic_spi(118),
 601                 .flags  = IORESOURCE_IRQ,
 602         },
 603         {
 604                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
 605                 .start  = gic_spi(119),
 606                 .flags  = IORESOURCE_IRQ,
 607         },
 608 };
 609
 610 static struct platform_device sdhi0_device = {
 611         .name           = "sh_mobile_sdhi",
 612         .id             = 0,
 613         .dev            = {
 614                 .platform_data  = &sdhi0_info,
 615         },
 616         .num_resources  = ARRAY_SIZE(sdhi0_resources),
 617         .resource       = sdhi0_resources,
 618 };
 619
 620 /* SDHI1 */
 621 static struct sh_mobile_sdhi_info sdhi1_info = {
 622         .dma_slave_tx   = SHDMA_SLAVE_SDHI1_TX,
 623         .dma_slave_rx   = SHDMA_SLAVE_SDHI1_RX,
 624         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
 625         .tmio_ocr_mask  = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
 626         .tmio_flags     = TMIO_MMC_HAS_IDLE_WAIT,
 627 };
 628
 629 static struct resource sdhi1_resources[] = {
 630         [0] = {
 631                 .name   = "SDHI1",
 632                 .start  = 0xe6860000,
 633                 .end    = 0xe6860100 - 1,
 634                 .flags  = IORESOURCE_MEM,
 635         },
 636         [1] = {
 637                 .start  = gic_spi(121),
 638                 .flags  = IORESOURCE_IRQ,
 639         },
 640         [2] = {
 641                 .start  = gic_spi(122),
 642                 .flags  = IORESOURCE_IRQ,
 643         },
 644         [3] = {
 645                 .start  = gic_spi(123),
 646                 .flags  = IORESOURCE_IRQ,
 647         },
 648 };
 649
 650 static struct platform_device sdhi1_device = {
 651         .name           = "sh_mobile_sdhi",
 652         .id             = 1,
 653         .dev            = {
 654                 .platform_data  = &sdhi1_info,
 655         },
 656         .num_resources  = ARRAY_SIZE(sdhi1_resources),
 657         .resource       = sdhi1_resources,
 658 };
 659
 660 static const struct pinctrl_map eva_sdhi1_pinctrl_map[] = {
 661         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
 662                                   "sdhi1_data4", "sdhi1"),
 663         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
 664                                   "sdhi1_ctrl", "sdhi1"),
 665         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
 666                                   "sdhi1_cd", "sdhi1"),
 667         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7740",
 668                                   "sdhi1_wp", "sdhi1"),
 669 };
 670
 671 /* MMCIF */
 672 static struct sh_mmcif_plat_data sh_mmcif_plat = {
 673         .sup_pclk       = 0,
 674         .ocr            = MMC_VDD_165_195 | MMC_VDD_32_33 | MMC_VDD_33_34,
 675         .caps           = MMC_CAP_4_BIT_DATA |
 676                           MMC_CAP_8_BIT_DATA |
 677                           MMC_CAP_NONREMOVABLE,
 678 };
 679
 680 static struct resource sh_mmcif_resources[] = {
 681         [0] = {
 682                 .name   = "MMCIF",
 683                 .start  = 0xe6bd0000,
 684                 .end    = 0xe6bd0100 - 1,
 685                 .flags  = IORESOURCE_MEM,
 686         },
 687         [1] = {
 688                 /* MMC ERR */
 689                 .start  = gic_spi(56),
 690                 .flags  = IORESOURCE_IRQ,
 691         },
 692         [2] = {
 693                 /* MMC NOR */
 694                 .start  = gic_spi(57),
 695                 .flags  = IORESOURCE_IRQ,
 696         },
 697 };
 698
 699 static struct platform_device sh_mmcif_device = {
 700         .name           = "sh_mmcif",
 701         .id             = -1,
 702         .dev            = {
 703                 .platform_data  = &sh_mmcif_plat,
 704         },
 705         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
 706         .resource       = sh_mmcif_resources,
 707 };
 708
 709 /* Camera */
 710 static int mt9t111_power(struct device *dev, int mode)
 711 {
 712         struct clk *mclk = clk_get(NULL, "video1");
 713
 714         if (IS_ERR(mclk)) {
 715                 dev_err(dev, "can't get video1 clock\n");
 716                 return -EINVAL;
 717         }
 718
 719         if (mode) {
 720                 /* video1 (= CON1 camera) expect 24MHz */
 721                 clk_set_rate(mclk, clk_round_rate(mclk, 24000000));
 722                 clk_enable(mclk);
 723                 gpio_set_value(158, 1);
 724         } else {
 725                 gpio_set_value(158, 0);
 726                 clk_disable(mclk);
 727         }
 728
 729         clk_put(mclk);
 730
 731         return 0;
 732 }
 733
 734 static struct i2c_board_info i2c_camera_mt9t111 = {
 735         I2C_BOARD_INFO("mt9t112", 0x3d),
 736 };
 737
 738 static struct mt9t112_camera_info mt9t111_info = {
 739         .divider = { 16, 0, 0, 7, 0, 10, 14, 7, 7 },
 740 };
 741
 742 static struct soc_camera_link mt9t111_link = {
 743         .i2c_adapter_id = 0,
 744         .bus_id         = 0,
 745         .board_info     = &i2c_camera_mt9t111,
 746         .power          = mt9t111_power,
 747         .priv           = &mt9t111_info,
 748 };
 749
 750 static struct platform_device camera_device = {
 751         .name   = "soc-camera-pdrv",
 752         .id     = 0,
 753         .dev    = {
 754                 .platform_data = &mt9t111_link,
 755         },
 756 };
 757
 758 /* CEU0 */
 759 static struct sh_mobile_ceu_info sh_mobile_ceu0_info = {
 760         .flags = SH_CEU_FLAG_LOWER_8BIT,
 761 };
 762
 763 static struct resource ceu0_resources[] = {
 764         [0] = {
 765                 .name   = "CEU",
 766                 .start  = 0xfe910000,
 767                 .end    = 0xfe91009f,
 768                 .flags  = IORESOURCE_MEM,
 769         },
 770         [1] = {
 771                 .start  = gic_spi(160),
 772                 .flags  = IORESOURCE_IRQ,
 773         },
 774         [2] = {
 775                 /* place holder for contiguous memory */
 776         },
 777 };
 778
 779 static struct platform_device ceu0_device = {
 780         .name           = "sh_mobile_ceu",
 781         .id             = 0,
 782         .num_resources  = ARRAY_SIZE(ceu0_resources),
 783         .resource       = ceu0_resources,
 784         .dev    = {
 785                 .platform_data          = &sh_mobile_ceu0_info,
 786                 .coherent_dma_mask      = 0xffffffff,
 787         },
 788 };
 789
 790 /* FSI */
 791 static struct sh_fsi_platform_info fsi_info = {
 792         /* FSI-WM8978 */
 793         .port_a = {
 794                 .tx_id = SHDMA_SLAVE_FSIA_TX,
 795         },
 796         /* FSI-HDMI */
 797         .port_b = {
 798                 .flags          = SH_FSI_FMT_SPDIF |
 799                                   SH_FSI_ENABLE_STREAM_MODE |
 800                                   SH_FSI_CLK_CPG,
 801                 .tx_id          = SHDMA_SLAVE_FSIB_TX,
 802         }
 803 };
 804
 805 static struct resource fsi_resources[] = {
 806         [0] = {
 807                 .name   = "FSI",
 808                 .start  = 0xfe1f0000,
 809                 .end    = 0xfe1f8400 - 1,
 810                 .flags  = IORESOURCE_MEM,
 811         },
 812         [1] = {
 813                 .start  = gic_spi(9),
 814                 .flags  = IORESOURCE_IRQ,
 815         },
 816 };
 817
 818 static struct platform_device fsi_device = {
 819         .name           = "sh_fsi2",
 820         .id             = -1,
 821         .num_resources  = ARRAY_SIZE(fsi_resources),
 822         .resource       = fsi_resources,
 823         .dev    = {
 824                 .platform_data  = &fsi_info,
 825         },
 826 };
 827
 828 /* FSI-WM8978 */
 829 static struct asoc_simple_card_info fsi_wm8978_info = {
 830         .name           = "wm8978",
 831         .card           = "FSI2A-WM8978",
 832         .codec          = "wm8978.0-001a",
 833         .platform       = "sh_fsi2",
 834         .daifmt         = SND_SOC_DAIFMT_I2S,
 835         .cpu_dai = {
 836                 .name   = "fsia-dai",
 837                 .fmt    = SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_IB_NF,
 838         },
 839         .codec_dai = {
 840                 .name   = "wm8978-hifi",
 841                 .fmt    = SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_NB_NF,
 842                 .sysclk = 12288000,
 843         },
 844 };
 845
 846 static struct platform_device fsi_wm8978_device = {
 847         .name   = "asoc-simple-card",
 848         .id     = 0,
 849         .dev    = {
 850                 .platform_data  = &fsi_wm8978_info,
 851         },
 852 };
 853
 854 /* FSI-HDMI */
 855 static struct asoc_simple_card_info fsi2_hdmi_info = {
 856         .name           = "HDMI",
 857         .card           = "FSI2B-HDMI",
 858         .codec          = "sh-mobile-hdmi",
 859         .platform       = "sh_fsi2",
 860         .cpu_dai = {
 861                 .name   = "fsib-dai",
 862                 .fmt    = SND_SOC_DAIFMT_CBM_CFM,
 863         },
 864         .codec_dai = {
 865                 .name = "sh_mobile_hdmi-hifi",
 866         },
 867 };
 868
 869 static struct platform_device fsi_hdmi_device = {
 870         .name   = "asoc-simple-card",
 871         .id     = 1,
 872         .dev    = {
 873                 .platform_data  = &fsi2_hdmi_info,
 874         },
 875 };
 876
 877 /* RTC: RTC connects i2c-gpio. */
 878 static struct i2c_gpio_platform_data i2c_gpio_data = {
 879         .sda_pin        = 208,
 880         .scl_pin        = 91,
 881         .udelay         = 5, /* 100 kHz */
 882 };
 883
 884 static struct platform_device i2c_gpio_device = {
 885         .name = "i2c-gpio",
 886         .id = 2,
 887         .dev = {
 888                 .platform_data = &i2c_gpio_data,
 889         },
 890 };
 891
 892 /* I2C */
 893 static struct i2c_board_info i2c0_devices[] = {
 894         {
 895                 I2C_BOARD_INFO("st1232-ts", 0x55),
 896                 .irq = irq_pin(10),
 897         },
 898         {
 899                 I2C_BOARD_INFO("wm8978", 0x1a),
 900         },
 901 };
 902
 903 static struct i2c_board_info i2c2_devices[] = {
 904         {
 905                 I2C_BOARD_INFO("s35390a", 0x30),
 906                 .type = "s35390a",
 907         },
 908 };
 909
 910 /*
 911  * board devices
 912  */
 913 static struct platform_device *eva_devices[] __initdata = {
 914         &lcdc0_device,
 915         &gpio_keys_device,
 916         &sh_eth_device,
 917         &sdhi0_device,
 918         &sh_mmcif_device,
 919         &hdmi_device,
 920         &hdmi_lcdc_device,
 921         &camera_device,
 922         &ceu0_device,
 923         &fsi_device,
 924         &fsi_wm8978_device,
 925         &fsi_hdmi_device,
 926         &i2c_gpio_device,
 927 };
 928
 929 static const struct pinctrl_map eva_pinctrl_map[] = {
 930         /* LCD0 */
 931         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
 932                                   "lcd0_data24_0", "lcd0"),
 933         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
 934                                   "lcd0_lclk_1", "lcd0"),
 935         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-r8a7740",
 936                                   "lcd0_sync", "lcd0"),
 937         /* MMCIF */
 938         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a7740",
 939                                   "mmc0_data8_1", "mmc0"),
 940         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a7740",
 941                                   "mmc0_ctrl_1", "mmc0"),
 942         /* SDHI0 */
 943         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
 944                                   "sdhi0_data4", "sdhi0"),
 945         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
 946                                   "sdhi0_ctrl", "sdhi0"),
 947         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7740",
 948                                   "sdhi0_wp", "sdhi0"),
 949 };
 950
 951 static void __init eva_clock_init(void)
 952 {
 953         struct clk *system      = clk_get(NULL, "system_clk");
 954         struct clk *xtal1       = clk_get(NULL, "extal1");
 955         struct clk *usb24s      = clk_get(NULL, "usb24s");
 956         struct clk *fsibck      = clk_get(NULL, "fsibck");
 957
 958         if (IS_ERR(system)      ||
 959             IS_ERR(xtal1)       ||
 960             IS_ERR(usb24s)      ||
 961             IS_ERR(fsibck)) {
 962                 pr_err("armadillo800eva board clock init failed\n");
 963                 goto clock_error;
 964         }
 965
 966         /* armadillo 800 eva extal1 is 24MHz */
 967         clk_set_rate(xtal1, 24000000);
 968
 969         /* usb24s use extal1 (= system) clock (= 24MHz) */
 970         clk_set_parent(usb24s, system);
 971
 972         /* FSIBCK is 12.288MHz, and it is parent of FSI-B */
 973         clk_set_rate(fsibck, 12288000);
 974
 975 clock_error:
 976         if (!IS_ERR(system))
 977                 clk_put(system);
 978         if (!IS_ERR(xtal1))
 979                 clk_put(xtal1);
 980         if (!IS_ERR(usb24s))
 981                 clk_put(usb24s);
 982         if (!IS_ERR(fsibck))
 983                 clk_put(fsibck);
 984 }
 985
 986 /*
 987  * board init
 988  */
 989 #define GPIO_PORT7CR    IOMEM(0xe6050007)
 990 #define GPIO_PORT8CR    IOMEM(0xe6050008)
 991 static void __init eva_init(void)
 992 {
 993         struct platform_device *usb = NULL;
 994
 995         regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers,
 996                                      ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
 997
 998         pinctrl_register_mappings(eva_pinctrl_map, ARRAY_SIZE(eva_pinctrl_map));
 999
1000         r8a7740_pinmux_init();
1001         r8a7740_meram_workaround();
1002
1003         /* SCIFA1 */
1004         gpio_request(GPIO_FN_SCIFA1_RXD, NULL);
1005         gpio_request(GPIO_FN_SCIFA1_TXD, NULL);
1006
1007         /* LCDC0 */
1008         gpio_request(GPIO_FN_LCDC0_SELECT,      NULL);
1009
1010         gpio_request_one(61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
1011         gpio_request_one(202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */
1012
1013         /* Touchscreen */
1014         gpio_request(GPIO_FN_IRQ10,     NULL); /* TP_INT */
1015         gpio_request_one(166, GPIOF_OUT_INIT_HIGH, NULL); /* TP_RST_B */
1016
1017         /* GETHER */
1018         gpio_request(GPIO_FN_ET_CRS,            NULL);
1019         gpio_request(GPIO_FN_ET_MDC,            NULL);
1020         gpio_request(GPIO_FN_ET_MDIO,           NULL);
1021         gpio_request(GPIO_FN_ET_TX_ER,          NULL);
1022         gpio_request(GPIO_FN_ET_RX_ER,          NULL);
1023         gpio_request(GPIO_FN_ET_ERXD0,          NULL);
1024         gpio_request(GPIO_FN_ET_ERXD1,          NULL);
1025         gpio_request(GPIO_FN_ET_ERXD2,          NULL);
1026         gpio_request(GPIO_FN_ET_ERXD3,          NULL);
1027         gpio_request(GPIO_FN_ET_TX_CLK,         NULL);
1028         gpio_request(GPIO_FN_ET_TX_EN,          NULL);
1029         gpio_request(GPIO_FN_ET_ETXD0,          NULL);
1030         gpio_request(GPIO_FN_ET_ETXD1,          NULL);
1031         gpio_request(GPIO_FN_ET_ETXD2,          NULL);
1032         gpio_request(GPIO_FN_ET_ETXD3,          NULL);
1033         gpio_request(GPIO_FN_ET_PHY_INT,        NULL);
1034         gpio_request(GPIO_FN_ET_COL,            NULL);
1035         gpio_request(GPIO_FN_ET_RX_DV,          NULL);
1036         gpio_request(GPIO_FN_ET_RX_CLK,         NULL);
1037
1038         gpio_request_one(18, GPIOF_OUT_INIT_HIGH, NULL); /* PHY_RST */
1039
1040         /* USB */
1041         gpio_request_one(159, GPIOF_IN, NULL); /* USB_DEVICE_MODE */
1042
1043         if (gpio_get_value(159)) {
1044                 /* USB Host */
1045         } else {
1046                 /* USB Func */
1047                 /*
1048                  * A1 chip has 2 IRQ7 pin and it was controled by MSEL register.
1049                  * OTOH, usbhs interrupt needs its value (HI/LOW) to decide
1050                  * USB connection/disconnection (usbhsf_get_vbus()).
1051                  * This means we needs to select GPIO_FN_IRQ7_PORT209 first,
1052                  * and select GPIO 209 here
1053                  */
1054                 gpio_request(GPIO_FN_IRQ7_PORT209, NULL);
1055                 gpio_request_one(209, GPIOF_IN, NULL);
1056
1057                 platform_device_register(&usbhsf_device);
1058                 usb = &usbhsf_device;
1059         }
1060
1061         /* SDHI0 */
1062         gpio_request_one(17, GPIOF_OUT_INIT_LOW, NULL);  /* SDHI0_18/33_B */
1063         gpio_request_one(74, GPIOF_OUT_INIT_HIGH, NULL); /* SDHI0_PON */
1064         gpio_request_one(75, GPIOF_OUT_INIT_HIGH, NULL); /* SDSLOT1_PON */
1065
1066         /* we can use GPIO_FN_IRQ31_PORT167 here for SDHI0 CD irq */
1067
1068         /* CEU0 */
1069         gpio_request(GPIO_FN_VIO0_D7,           NULL);
1070         gpio_request(GPIO_FN_VIO0_D6,           NULL);
1071         gpio_request(GPIO_FN_VIO0_D5,           NULL);
1072         gpio_request(GPIO_FN_VIO0_D4,           NULL);
1073         gpio_request(GPIO_FN_VIO0_D3,           NULL);
1074         gpio_request(GPIO_FN_VIO0_D2,           NULL);
1075         gpio_request(GPIO_FN_VIO0_D1,           NULL);
1076         gpio_request(GPIO_FN_VIO0_D0,           NULL);
1077         gpio_request(GPIO_FN_VIO0_CLK,          NULL);
1078         gpio_request(GPIO_FN_VIO0_HD,           NULL);
1079         gpio_request(GPIO_FN_VIO0_VD,           NULL);
1080         gpio_request(GPIO_FN_VIO0_FIELD,        NULL);
1081         gpio_request(GPIO_FN_VIO_CKO,           NULL);
1082
1083         /* CON1/CON15 Camera */
1084         gpio_request_one(173, GPIOF_OUT_INIT_LOW, NULL);  /* STANDBY */
1085         gpio_request_one(172, GPIOF_OUT_INIT_HIGH, NULL); /* RST */
1086         /* see mt9t111_power() */
1087         gpio_request_one(158, GPIOF_OUT_INIT_LOW, NULL);  /* CAM_PON */
1088
1089         /* FSI-WM8978 */
1090         gpio_request(GPIO_FN_FSIAIBT,           NULL);
1091         gpio_request(GPIO_FN_FSIAILR,           NULL);
1092         gpio_request(GPIO_FN_FSIAOMC,           NULL);
1093         gpio_request(GPIO_FN_FSIAOSLD,          NULL);
1094         gpio_request(GPIO_FN_FSIAISLD_PORT5,    NULL);
1095
1096         gpio_request(7, NULL);
1097         gpio_request(8, NULL);
1098         gpio_direction_none(GPIO_PORT7CR); /* FSIAOBT needs no direction */
1099         gpio_direction_none(GPIO_PORT8CR); /* FSIAOLR needs no direction */
1100
1101         /* FSI-HDMI */
1102         gpio_request(GPIO_FN_FSIBCK,            NULL);
1103
1104         /* HDMI */
1105         gpio_request(GPIO_FN_HDMI_HPD,          NULL);
1106         gpio_request(GPIO_FN_HDMI_CEC,          NULL);
1107
1108         /*
1109          * CAUTION
1110          *
1111          * DBGMD/LCDC0/FSIA MUX
1112          * DBGMD_SELECT_B should be set after setting PFC Function.
1113          */
1114         gpio_request_one(176, GPIOF_OUT_INIT_HIGH, NULL);
1115
1116         /*
1117          * We can switch CON8/CON14 by SW1.5,
1118          * but it needs after DBGMD_SELECT_B
1119          */
1120         gpio_request_one(6, GPIOF_IN, NULL);
1121         if (gpio_get_value(6)) {
1122                 /* CON14 enable */
1123         } else {
1124                 /* CON8 (SDHI1) enable */
1125                 pinctrl_register_mappings(eva_sdhi1_pinctrl_map,
1126                                           ARRAY_SIZE(eva_sdhi1_pinctrl_map));
1127
1128                 /* SDSLOT2_PON */
1129                 gpio_request_one(16, GPIOF_OUT_INIT_HIGH, NULL);
1130
1131                 platform_device_register(&sdhi1_device);
1132         }
1133
1134
1135 #ifdef CONFIG_CACHE_L2X0
1136         /* Early BRESP enable, Shared attribute override enable, 32K*8way */
1137         l2x0_init(IOMEM(0xf0002000), 0x40440000, 0x82000fff);
1138 #endif
1139
1140         i2c_register_board_info(0, i2c0_devices, ARRAY_SIZE(i2c0_devices));
1141         i2c_register_board_info(2, i2c2_devices, ARRAY_SIZE(i2c2_devices));
1142
1143         r8a7740_add_standard_devices();
1144
1145         platform_add_devices(eva_devices,
1146                              ARRAY_SIZE(eva_devices));
1147
1148         rmobile_add_device_to_domain("A4LC", &lcdc0_device);
1149         rmobile_add_device_to_domain("A4LC", &hdmi_lcdc_device);
1150         if (usb)
1151                 rmobile_add_device_to_domain("A3SP", usb);
1152
1153         r8a7740_pm_init();
1154 }
1155
1156 static void __init eva_earlytimer_init(void)
1157 {
1158         r8a7740_clock_init(MD_CK0 | MD_CK2);
1159         shmobile_earlytimer_init();
1160
1161         /* the rate of extal1 clock must be set before late_time_init */
1162         eva_clock_init();
1163 }
1164
1165 static void __init eva_add_early_devices(void)
1166 {
1167         r8a7740_add_early_devices();
1168 }
1169
1170 #define RESCNT2 IOMEM(0xe6188020)
1171 static void eva_restart(char mode, const char *cmd)
1172 {
1173         /* Do soft power on reset */
1174         writel((1 << 31), RESCNT2);
1175 }
1176
1177 static const char *eva_boards_compat_dt[] __initdata = {
1178         "renesas,armadillo800eva",
1179         NULL,
1180 };
1181
1182 DT_MACHINE_START(ARMADILLO800EVA_DT, "armadillo800eva")
1183         .map_io         = r8a7740_map_io,
1184         .init_early     = eva_add_early_devices,
1185         .init_irq       = r8a7740_init_irq,
1186         .init_machine   = eva_init,
1187         .init_late      = shmobile_init_late,
1188         .init_time      = eva_earlytimer_init,
1189         .dt_compat      = eva_boards_compat_dt,
1190         .restart        = eva_restart,
1191 MACHINE_END