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

   1 /*
   2  * mackerel board support
   3  *
   4  * Copyright (C) 2010 Renesas Solutions Corp.
   5  * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
   6  *
   7  * based on ap4evb
   8  * Copyright (C) 2010  Magnus Damm
   9  * Copyright (C) 2008  Yoshihiro Shimoda
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; version 2 of the License.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  23  */
  24 #include <linux/delay.h>
  25 #include <linux/kernel.h>
  26 #include <linux/init.h>
  27 #include <linux/interrupt.h>
  28 #include <linux/irq.h>
  29 #include <linux/platform_device.h>
  30 #include <linux/gpio.h>
  31 #include <linux/input.h>
  32 #include <linux/io.h>
  33 #include <linux/i2c.h>
  34 #include <linux/leds.h>
  35 #include <linux/mfd/tmio.h>
  36 #include <linux/mmc/host.h>
  37 #include <linux/mmc/sh_mmcif.h>
  38 #include <linux/mmc/sh_mobile_sdhi.h>
  39 #include <linux/mtd/mtd.h>
  40 #include <linux/mtd/partitions.h>
  41 #include <linux/mtd/physmap.h>
  42 #include <linux/mtd/sh_flctl.h>
  43 #include <linux/pinctrl/machine.h>
  44 #include <linux/pinctrl/pinconf-generic.h>
  45 #include <linux/platform_data/gpio_backlight.h>
  46 #include <linux/pm_clock.h>
  47 #include <linux/regulator/fixed.h>
  48 #include <linux/regulator/machine.h>
  49 #include <linux/smsc911x.h>
  50 #include <linux/sh_intc.h>
  51 #include <linux/tca6416_keypad.h>
  52 #include <linux/usb/renesas_usbhs.h>
  53 #include <linux/dma-mapping.h>
  54 #include <video/sh_mobile_hdmi.h>
  55 #include <video/sh_mobile_lcdc.h>
  56 #include <media/sh_mobile_ceu.h>
  57 #include <media/soc_camera.h>
  58 #include <media/soc_camera_platform.h>
  59 #include <sound/sh_fsi.h>
  60 #include <sound/simple_card.h>
  61
  62 #include <mach/common.h>
  63 #include <mach/irqs.h>
  64 #include <mach/sh7372.h>
  65
  66 #include <asm/mach/arch.h>
  67 #include <asm/mach-types.h>
  68
  69 #include "sh-gpio.h"
  70
  71 /*
  72  * Address      Interface               BusWidth        note
  73  * ------------------------------------------------------------------
  74  * 0x0000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = ON
  75  * 0x0800_0000  user area               -
  76  * 0x1000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = OFF
  77  * 0x1400_0000  Ether (LAN9220)         16bit
  78  * 0x1600_0000  user area               -               cannot use with NAND
  79  * 0x1800_0000  user area               -
  80  * 0x1A00_0000  -
  81  * 0x4000_0000  LPDDR2-SDRAM (POP)      32bit
  82  */
  83
  84 /*
  85  * CPU mode
  86  *
  87  * SW4                                     | Boot Area| Master   | Remarks
  88  *  1  | 2   | 3   | 4   | 5   | 6   | 8   |          | Processor|
  89  * ----+-----+-----+-----+-----+-----+-----+----------+----------+--------------
  90  * ON  | ON  | OFF | ON  | ON  | OFF | OFF | External | System   | External ROM
  91  * ON  | ON  | ON  | ON  | ON  | OFF | OFF | External | System   | ROM Debug
  92  * ON  | ON  | X   | ON  | OFF | OFF | OFF | Built-in | System   | ROM Debug
  93  * X   | OFF | X   | X   | X   | X   | OFF | Built-in | System   | MaskROM
  94  * OFF | X   | X   | X   | X   | X   | OFF | Built-in | System   | MaskROM
  95  * X   | X   | X   | OFF | X   | X   | OFF | Built-in | System   | MaskROM
  96  * OFF | ON  | OFF | X   | X   | OFF | ON  | External | System   | Standalone
  97  * ON  | OFF | OFF | X   | X   | OFF | ON  | External | Realtime | Standalone
  98 */
  99
 100 /*
 101  * NOR Flash ROM
 102  *
 103  *  SW1  |     SW2    | SW7  | NOR Flash ROM
 104  *  bit1 | bit1  bit2 | bit1 | Memory allocation
 105  * ------+------------+------+------------------
 106  *  OFF  | ON     OFF | ON   |    Area 0
 107  *  OFF  | ON     OFF | OFF  |    Area 4
 108  */
 109
 110 /*
 111  * SMSC 9220
 112  *
 113  *  SW1         SMSC 9220
 114  * -----------------------
 115  *  ON          access disable
 116  *  OFF         access enable
 117  */
 118
 119 /*
 120  * NAND Flash ROM
 121  *
 122  *  SW1  |     SW2    | SW7  | NAND Flash ROM
 123  *  bit1 | bit1  bit2 | bit2 | Memory allocation
 124  * ------+------------+------+------------------
 125  *  OFF  | ON     OFF | ON   |    FCE 0
 126  *  OFF  | ON     OFF | OFF  |    FCE 1
 127  */
 128
 129 /*
 130  * External interrupt pin settings
 131  *
 132  * IRQX  | pin setting        | device             | level
 133  * ------+--------------------+--------------------+-------
 134  * IRQ0  | ICR1A.IRQ0SA=0010  | SDHI2 card detect  | Low
 135  * IRQ6  | ICR1A.IRQ6SA=0011  | Ether(LAN9220)     | High
 136  * IRQ7  | ICR1A.IRQ7SA=0010  | LCD Touch Panel    | Low
 137  * IRQ8  | ICR2A.IRQ8SA=0010  | MMC/SD card detect | Low
 138  * IRQ9  | ICR2A.IRQ9SA=0010  | KEY(TCA6408)       | Low
 139  * IRQ21 | ICR4A.IRQ21SA=0011 | Sensor(ADXL345)    | High
 140  * IRQ22 | ICR4A.IRQ22SA=0011 | Sensor(AK8975)     | High
 141  */
 142
 143 /*
 144  * USB
 145  *
 146  * USB0 : CN22 : Function
 147  * USB1 : CN31 : Function/Host *1
 148  *
 149  * J30 (for CN31) *1
 150  * ----------+---------------+-------------
 151  * 1-2 short | VBUS 5V       | Host
 152  * open      | external VBUS | Function
 153  *
 154  * CAUTION
 155  *
 156  * renesas_usbhs driver can use external interrupt mode
 157  * (which come from USB-PHY) or autonomy mode (it use own interrupt)
 158  * for detecting connection/disconnection when Function.
 159  * USB will be power OFF while it has been disconnecting
 160  * if external interrupt mode, and it is always power ON if autonomy mode,
 161  *
 162  * mackerel can not use external interrupt (IRQ7-PORT167) mode on "USB0",
 163  * because Touchscreen is using IRQ7-PORT40.
 164  * It is impossible to use IRQ7 demux on this board.
 165  */
 166
 167 /*
 168  * SDHI0 (CN12)
 169  *
 170  * SW56 : OFF
 171  *
 172  */
 173
 174 /* MMC /SDHI1 (CN7)
 175  *
 176  * I/O voltage : 1.8v
 177  *
 178  * Power voltage : 1.8v or 3.3v
 179  *  J22 : select power voltage *1
 180  *      1-2 pin : 1.8v
 181  *      2-3 pin : 3.3v
 182  *
 183  * *1
 184  * Please change J22 depends the card to be used.
 185  * MMC's OCR field set to support either voltage for the card inserted.
 186  *
 187  *      SW1     |       SW33
 188  *              | bit1 | bit2 | bit3 | bit4
 189  * -------------+------+------+------+-------
 190  * MMC0   OFF   |  OFF |   X  |  ON  |  X       (Use MMCIF)
 191  * SDHI1  OFF   |  ON  |   X  |  OFF |  X       (Use MFD_SH_MOBILE_SDHI)
 192  *
 193  */
 194
 195 /*
 196  * SDHI2 (CN23)
 197  *
 198  * microSD card sloct
 199  *
 200  */
 201
 202 /*
 203  * FSI - AK4642
 204  *
 205  * it needs amixer settings for playing
 206  *
 207  * amixer set "Headphone Enable" on
 208  */
 209
 210 /* Fixed 3.3V and 1.8V regulators to be used by multiple devices */
 211 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
 212 {
 213         /*
 214          * J22 on mackerel switches mmcif.0 and sdhi.1 between 1.8V and 3.3V
 215          * Since we cannot support both voltages, we support the default 1.8V
 216          */
 217         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
 218         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
 219         REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
 220         REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
 221 };
 222
 223 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
 224 {
 225         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
 226         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
 227         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.2"),
 228         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.2"),
 229 };
 230
 231 /* Dummy supplies, where voltage doesn't matter */
 232 static struct regulator_consumer_supply dummy_supplies[] = {
 233         REGULATOR_SUPPLY("vddvario", "smsc911x"),
 234         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
 235 };
 236
 237 /* MTD */
 238 static struct mtd_partition nor_flash_partitions[] = {
 239         {
 240                 .name           = "loader",
 241                 .offset         = 0x00000000,
 242                 .size           = 512 * 1024,
 243                 .mask_flags     = MTD_WRITEABLE,
 244         },
 245         {
 246                 .name           = "bootenv",
 247                 .offset         = MTDPART_OFS_APPEND,
 248                 .size           = 512 * 1024,
 249                 .mask_flags     = MTD_WRITEABLE,
 250         },
 251         {
 252                 .name           = "kernel_ro",
 253                 .offset         = MTDPART_OFS_APPEND,
 254                 .size           = 8 * 1024 * 1024,
 255                 .mask_flags     = MTD_WRITEABLE,
 256         },
 257         {
 258                 .name           = "kernel",
 259                 .offset         = MTDPART_OFS_APPEND,
 260                 .size           = 8 * 1024 * 1024,
 261         },
 262         {
 263                 .name           = "data",
 264                 .offset         = MTDPART_OFS_APPEND,
 265                 .size           = MTDPART_SIZ_FULL,
 266         },
 267 };
 268
 269 static struct physmap_flash_data nor_flash_data = {
 270         .width          = 2,
 271         .parts          = nor_flash_partitions,
 272         .nr_parts       = ARRAY_SIZE(nor_flash_partitions),
 273 };
 274
 275 static struct resource nor_flash_resources[] = {
 276         [0]     = {
 277                 .start  = 0x20000000, /* CS0 shadow instead of regular CS0 */
 278                 .end    = 0x28000000 - 1, /* needed by USB MASK ROM boot */
 279                 .flags  = IORESOURCE_MEM,
 280         }
 281 };
 282
 283 static struct platform_device nor_flash_device = {
 284         .name           = "physmap-flash",
 285         .dev            = {
 286                 .platform_data  = &nor_flash_data,
 287         },
 288         .num_resources  = ARRAY_SIZE(nor_flash_resources),
 289         .resource       = nor_flash_resources,
 290 };
 291
 292 /* SMSC */
 293 static struct resource smc911x_resources[] = {
 294         {
 295                 .start  = 0x14000000,
 296                 .end    = 0x16000000 - 1,
 297                 .flags  = IORESOURCE_MEM,
 298         }, {
 299                 .start  = evt2irq(0x02c0) /* IRQ6A */,
 300                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 301         },
 302 };
 303
 304 static struct smsc911x_platform_config smsc911x_info = {
 305         .flags          = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
 306         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 307         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
 308 };
 309
 310 static struct platform_device smc911x_device = {
 311         .name           = "smsc911x",
 312         .id             = -1,
 313         .num_resources  = ARRAY_SIZE(smc911x_resources),
 314         .resource       = smc911x_resources,
 315         .dev            = {
 316                 .platform_data = &smsc911x_info,
 317         },
 318 };
 319
 320 /* MERAM */
 321 static struct sh_mobile_meram_info mackerel_meram_info = {
 322         .addr_mode      = SH_MOBILE_MERAM_MODE1,
 323 };
 324
 325 static struct resource meram_resources[] = {
 326         [0] = {
 327                 .name   = "regs",
 328                 .start  = 0xe8000000,
 329                 .end    = 0xe807ffff,
 330                 .flags  = IORESOURCE_MEM,
 331         },
 332         [1] = {
 333                 .name   = "meram",
 334                 .start  = 0xe8080000,
 335                 .end    = 0xe81fffff,
 336                 .flags  = IORESOURCE_MEM,
 337         },
 338 };
 339
 340 static struct platform_device meram_device = {
 341         .name           = "sh_mobile_meram",
 342         .id             = 0,
 343         .num_resources  = ARRAY_SIZE(meram_resources),
 344         .resource       = meram_resources,
 345         .dev            = {
 346                 .platform_data = &mackerel_meram_info,
 347         },
 348 };
 349
 350 /* LCDC and backlight */
 351 static struct fb_videomode mackerel_lcdc_modes[] = {
 352         {
 353                 .name           = "WVGA Panel",
 354                 .xres           = 800,
 355                 .yres           = 480,
 356                 .left_margin    = 220,
 357                 .right_margin   = 110,
 358                 .hsync_len      = 70,
 359                 .upper_margin   = 20,
 360                 .lower_margin   = 5,
 361                 .vsync_len      = 5,
 362                 .sync           = 0,
 363         },
 364 };
 365
 366 static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
 367         .icb[0] = {
 368                 .meram_size     = 0x40,
 369         },
 370         .icb[1] = {
 371                 .meram_size     = 0x40,
 372         },
 373 };
 374
 375 static struct sh_mobile_lcdc_info lcdc_info = {
 376         .meram_dev = &mackerel_meram_info,
 377         .clock_source = LCDC_CLK_BUS,
 378         .ch[0] = {
 379                 .chan = LCDC_CHAN_MAINLCD,
 380                 .fourcc = V4L2_PIX_FMT_RGB565,
 381                 .lcd_modes = mackerel_lcdc_modes,
 382                 .num_modes = ARRAY_SIZE(mackerel_lcdc_modes),
 383                 .interface_type         = RGB24,
 384                 .clock_divider          = 3,
 385                 .flags                  = 0,
 386                 .panel_cfg = {
 387                         .width          = 152,
 388                         .height         = 91,
 389                 },
 390                 .meram_cfg = &lcd_meram_cfg,
 391         }
 392 };
 393
 394 static struct resource lcdc_resources[] = {
 395         [0] = {
 396                 .name   = "LCDC",
 397                 .start  = 0xfe940000,
 398                 .end    = 0xfe943fff,
 399                 .flags  = IORESOURCE_MEM,
 400         },
 401         [1] = {
 402                 .start  = intcs_evt2irq(0x580),
 403                 .flags  = IORESOURCE_IRQ,
 404         },
 405 };
 406
 407 static struct platform_device lcdc_device = {
 408         .name           = "sh_mobile_lcdc_fb",
 409         .num_resources  = ARRAY_SIZE(lcdc_resources),
 410         .resource       = lcdc_resources,
 411         .dev    = {
 412                 .platform_data  = &lcdc_info,
 413                 .coherent_dma_mask = DMA_BIT_MASK(32),
 414         },
 415 };
 416
 417 static struct gpio_backlight_platform_data gpio_backlight_data = {
 418         .fbdev = &lcdc_device.dev,
 419         .gpio = 31,
 420         .def_value = 1,
 421         .name = "backlight",
 422 };
 423
 424 static struct platform_device gpio_backlight_device = {
 425         .name = "gpio-backlight",
 426         .dev = {
 427                 .platform_data = &gpio_backlight_data,
 428         },
 429 };
 430
 431 /* HDMI */
 432 static struct sh_mobile_hdmi_info hdmi_info = {
 433         .flags          = HDMI_SND_SRC_SPDIF,
 434 };
 435
 436 static struct resource hdmi_resources[] = {
 437         [0] = {
 438                 .name   = "HDMI",
 439                 .start  = 0xe6be0000,
 440                 .end    = 0xe6be00ff,
 441                 .flags  = IORESOURCE_MEM,
 442         },
 443         [1] = {
 444                 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
 445                 .start  = evt2irq(0x17e0),
 446                 .flags  = IORESOURCE_IRQ,
 447         },
 448 };
 449
 450 static struct platform_device hdmi_device = {
 451         .name           = "sh-mobile-hdmi",
 452         .num_resources  = ARRAY_SIZE(hdmi_resources),
 453         .resource       = hdmi_resources,
 454         .id             = -1,
 455         .dev    = {
 456                 .platform_data  = &hdmi_info,
 457         },
 458 };
 459
 460 static const struct sh_mobile_meram_cfg hdmi_meram_cfg = {
 461         .icb[0] = {
 462                 .meram_size     = 0x100,
 463         },
 464         .icb[1] = {
 465                 .meram_size     = 0x100,
 466         },
 467 };
 468
 469 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
 470         .meram_dev = &mackerel_meram_info,
 471         .clock_source = LCDC_CLK_EXTERNAL,
 472         .ch[0] = {
 473                 .chan = LCDC_CHAN_MAINLCD,
 474                 .fourcc = V4L2_PIX_FMT_RGB565,
 475                 .interface_type = RGB24,
 476                 .clock_divider = 1,
 477                 .flags = LCDC_FLAGS_DWPOL,
 478                 .meram_cfg = &hdmi_meram_cfg,
 479                 .tx_dev = &hdmi_device,
 480         }
 481 };
 482
 483 static struct resource hdmi_lcdc_resources[] = {
 484         [0] = {
 485                 .name   = "LCDC1",
 486                 .start  = 0xfe944000,
 487                 .end    = 0xfe947fff,
 488                 .flags  = IORESOURCE_MEM,
 489         },
 490         [1] = {
 491                 .start  = intcs_evt2irq(0x1780),
 492                 .flags  = IORESOURCE_IRQ,
 493         },
 494 };
 495
 496 static struct platform_device hdmi_lcdc_device = {
 497         .name           = "sh_mobile_lcdc_fb",
 498         .num_resources  = ARRAY_SIZE(hdmi_lcdc_resources),
 499         .resource       = hdmi_lcdc_resources,
 500         .id             = 1,
 501         .dev    = {
 502                 .platform_data  = &hdmi_lcdc_info,
 503                 .coherent_dma_mask = DMA_BIT_MASK(32),
 504         },
 505 };
 506
 507 static struct asoc_simple_card_info fsi2_hdmi_info = {
 508         .name           = "HDMI",
 509         .card           = "FSI2B-HDMI",
 510         .codec          = "sh-mobile-hdmi",
 511         .platform       = "sh_fsi2",
 512         .daifmt         = SND_SOC_DAIFMT_CBS_CFS,
 513         .cpu_dai = {
 514                 .name   = "fsib-dai",
 515         },
 516         .codec_dai = {
 517                 .name   = "sh_mobile_hdmi-hifi",
 518         },
 519 };
 520
 521 static struct platform_device fsi_hdmi_device = {
 522         .name   = "asoc-simple-card",
 523         .id     = 1,
 524         .dev    = {
 525                 .platform_data  = &fsi2_hdmi_info,
 526         },
 527 };
 528
 529 static void __init hdmi_init_pm_clock(void)
 530 {
 531         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
 532         int ret;
 533         long rate;
 534
 535         if (IS_ERR(hdmi_ick)) {
 536                 ret = PTR_ERR(hdmi_ick);
 537                 pr_err("Cannot get HDMI ICK: %d\n", ret);
 538                 goto out;
 539         }
 540
 541         ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
 542         if (ret < 0) {
 543                 pr_err("Cannot set PLLC2 parent: %d, %d users\n",
 544                        ret, sh7372_pllc2_clk.usecount);
 545                 goto out;
 546         }
 547
 548         pr_debug("PLLC2 initial frequency %lu\n",
 549                  clk_get_rate(&sh7372_pllc2_clk));
 550
 551         rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
 552         if (rate <= 0) {
 553                 pr_err("Cannot get suitable rate: %ld\n", rate);
 554                 ret = -EINVAL;
 555                 goto out;
 556         }
 557
 558         ret = clk_set_rate(&sh7372_pllc2_clk, rate);
 559         if (ret < 0) {
 560                 pr_err("Cannot set rate %ld: %d\n", rate, ret);
 561                 goto out;
 562         }
 563
 564         pr_debug("PLLC2 set frequency %lu\n", rate);
 565
 566         ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
 567         if (ret < 0)
 568                 pr_err("Cannot set HDMI parent: %d\n", ret);
 569
 570 out:
 571         if (!IS_ERR(hdmi_ick))
 572                 clk_put(hdmi_ick);
 573 }
 574
 575 /* USBHS0 is connected to CN22 which takes a USB Mini-B plug
 576  *
 577  * The sh7372 SoC has IRQ7 set aside for USBHS0 hotplug,
 578  * but on this particular board IRQ7 is already used by
 579  * the touch screen. This leaves us with software polling.
 580  */
 581 #define USBHS0_POLL_INTERVAL (HZ * 5)
 582
 583 struct usbhs_private {
 584         void __iomem *usbphyaddr;
 585         void __iomem *usbcrcaddr;
 586         struct renesas_usbhs_platform_info info;
 587         struct delayed_work work;
 588         struct platform_device *pdev;
 589 };
 590
 591 #define usbhs_get_priv(pdev)                            \
 592         container_of(renesas_usbhs_get_info(pdev),      \
 593                      struct usbhs_private, info)
 594
 595 #define usbhs_is_connected(priv)                        \
 596         (!((1 << 7) & __raw_readw(priv->usbcrcaddr)))
 597
 598 static int usbhs_get_vbus(struct platform_device *pdev)
 599 {
 600         return usbhs_is_connected(usbhs_get_priv(pdev));
 601 }
 602
 603 static int usbhs_phy_reset(struct platform_device *pdev)
 604 {
 605         struct usbhs_private *priv = usbhs_get_priv(pdev);
 606
 607         /* init phy */
 608         __raw_writew(0x8a0a, priv->usbcrcaddr);
 609
 610         return 0;
 611 }
 612
 613 static int usbhs0_get_id(struct platform_device *pdev)
 614 {
 615         return USBHS_GADGET;
 616 }
 617
 618 static void usbhs0_work_function(struct work_struct *work)
 619 {
 620         struct usbhs_private *priv = container_of(work, struct usbhs_private,
 621                                                   work.work);
 622
 623         renesas_usbhs_call_notify_hotplug(priv->pdev);
 624         schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
 625 }
 626
 627 static int usbhs0_hardware_init(struct platform_device *pdev)
 628 {
 629         struct usbhs_private *priv = usbhs_get_priv(pdev);
 630
 631         priv->pdev = pdev;
 632         INIT_DELAYED_WORK(&priv->work, usbhs0_work_function);
 633         schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
 634         return 0;
 635 }
 636
 637 static int usbhs0_hardware_exit(struct platform_device *pdev)
 638 {
 639         struct usbhs_private *priv = usbhs_get_priv(pdev);
 640
 641         cancel_delayed_work_sync(&priv->work);
 642
 643         return 0;
 644 }
 645
 646 static struct usbhs_private usbhs0_private = {
 647         .usbcrcaddr     = IOMEM(0xe605810c),            /* USBCR2 */
 648         .info = {
 649                 .platform_callback = {
 650                         .hardware_init  = usbhs0_hardware_init,
 651                         .hardware_exit  = usbhs0_hardware_exit,
 652                         .phy_reset      = usbhs_phy_reset,
 653                         .get_id         = usbhs0_get_id,
 654                         .get_vbus       = usbhs_get_vbus,
 655                 },
 656                 .driver_param = {
 657                         .buswait_bwait  = 4,
 658                         .d0_tx_id       = SHDMA_SLAVE_USB0_TX,
 659                         .d1_rx_id       = SHDMA_SLAVE_USB0_RX,
 660                 },
 661         },
 662 };
 663
 664 static struct resource usbhs0_resources[] = {
 665         [0] = {
 666                 .name   = "USBHS0",
 667                 .start  = 0xe6890000,
 668                 .end    = 0xe68900e6 - 1,
 669                 .flags  = IORESOURCE_MEM,
 670         },
 671         [1] = {
 672                 .start  = evt2irq(0x1ca0) /* USB0_USB0I0 */,
 673                 .flags  = IORESOURCE_IRQ,
 674         },
 675 };
 676
 677 static struct platform_device usbhs0_device = {
 678         .name   = "renesas_usbhs",
 679         .id     = 0,
 680         .dev = {
 681                 .platform_data          = &usbhs0_private.info,
 682         },
 683         .num_resources  = ARRAY_SIZE(usbhs0_resources),
 684         .resource       = usbhs0_resources,
 685 };
 686
 687 /* USBHS1 is connected to CN31 which takes a USB Mini-AB plug
 688  *
 689  * Use J30 to select between Host and Function. This setting
 690  * can however not be detected by software. Hotplug of USBHS1
 691  * is provided via IRQ8.
 692  *
 693  * Current USB1 works as "USB Host".
 694  *  - set J30 "short"
 695  *
 696  * If you want to use it as "USB gadget",
 697  *  - J30 "open"
 698  *  - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET
 699  *  - add .get_vbus = usbhs_get_vbus in usbhs1_private
 700  *  - check usbhs0_device(pio)/usbhs1_device(irq) order in mackerel_devices.
 701  */
 702 #define IRQ8 evt2irq(0x0300)
 703 #define USB_PHY_MODE            (1 << 4)
 704 #define USB_PHY_INT_EN          ((1 << 3) | (1 << 2))
 705 #define USB_PHY_ON              (1 << 1)
 706 #define USB_PHY_OFF             (1 << 0)
 707 #define USB_PHY_INT_CLR         (USB_PHY_ON | USB_PHY_OFF)
 708
 709 static irqreturn_t usbhs1_interrupt(int irq, void *data)
 710 {
 711         struct platform_device *pdev = data;
 712         struct usbhs_private *priv = usbhs_get_priv(pdev);
 713
 714         dev_dbg(&pdev->dev, "%s\n", __func__);
 715
 716         renesas_usbhs_call_notify_hotplug(pdev);
 717
 718         /* clear status */
 719         __raw_writew(__raw_readw(priv->usbphyaddr) | USB_PHY_INT_CLR,
 720                      priv->usbphyaddr);
 721
 722         return IRQ_HANDLED;
 723 }
 724
 725 static int usbhs1_hardware_init(struct platform_device *pdev)
 726 {
 727         struct usbhs_private *priv = usbhs_get_priv(pdev);
 728         int ret;
 729
 730         /* clear interrupt status */
 731         __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
 732
 733         ret = request_irq(IRQ8, usbhs1_interrupt, IRQF_TRIGGER_HIGH,
 734                           dev_name(&pdev->dev), pdev);
 735         if (ret) {
 736                 dev_err(&pdev->dev, "request_irq err\n");
 737                 return ret;
 738         }
 739
 740         /* enable USB phy interrupt */
 741         __raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->usbphyaddr);
 742
 743         return 0;
 744 }
 745
 746 static int usbhs1_hardware_exit(struct platform_device *pdev)
 747 {
 748         struct usbhs_private *priv = usbhs_get_priv(pdev);
 749
 750         /* clear interrupt status */
 751         __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
 752
 753         free_irq(IRQ8, pdev);
 754
 755         return 0;
 756 }
 757
 758 static int usbhs1_get_id(struct platform_device *pdev)
 759 {
 760         return USBHS_HOST;
 761 }
 762
 763 static u32 usbhs1_pipe_cfg[] = {
 764         USB_ENDPOINT_XFER_CONTROL,
 765         USB_ENDPOINT_XFER_ISOC,
 766         USB_ENDPOINT_XFER_ISOC,
 767         USB_ENDPOINT_XFER_BULK,
 768         USB_ENDPOINT_XFER_BULK,
 769         USB_ENDPOINT_XFER_BULK,
 770         USB_ENDPOINT_XFER_INT,
 771         USB_ENDPOINT_XFER_INT,
 772         USB_ENDPOINT_XFER_INT,
 773         USB_ENDPOINT_XFER_BULK,
 774         USB_ENDPOINT_XFER_BULK,
 775         USB_ENDPOINT_XFER_BULK,
 776         USB_ENDPOINT_XFER_BULK,
 777         USB_ENDPOINT_XFER_BULK,
 778         USB_ENDPOINT_XFER_BULK,
 779         USB_ENDPOINT_XFER_BULK,
 780 };
 781
 782 static struct usbhs_private usbhs1_private = {
 783         .usbphyaddr     = IOMEM(0xe60581e2),    /* USBPHY1INTAP */
 784         .usbcrcaddr     = IOMEM(0xe6058130),    /* USBCR4 */
 785         .info = {
 786                 .platform_callback = {
 787                         .hardware_init  = usbhs1_hardware_init,
 788                         .hardware_exit  = usbhs1_hardware_exit,
 789                         .get_id         = usbhs1_get_id,
 790                         .phy_reset      = usbhs_phy_reset,
 791                 },
 792                 .driver_param = {
 793                         .buswait_bwait  = 4,
 794                         .has_otg        = 1,
 795                         .pipe_type      = usbhs1_pipe_cfg,
 796                         .pipe_size      = ARRAY_SIZE(usbhs1_pipe_cfg),
 797                         .d0_tx_id       = SHDMA_SLAVE_USB1_TX,
 798                         .d1_rx_id       = SHDMA_SLAVE_USB1_RX,
 799                 },
 800         },
 801 };
 802
 803 static struct resource usbhs1_resources[] = {
 804         [0] = {
 805                 .name   = "USBHS1",
 806                 .start  = 0xe68b0000,
 807                 .end    = 0xe68b00e6 - 1,
 808                 .flags  = IORESOURCE_MEM,
 809         },
 810         [1] = {
 811                 .start  = evt2irq(0x1ce0) /* USB1_USB1I0 */,
 812                 .flags  = IORESOURCE_IRQ,
 813         },
 814 };
 815
 816 static struct platform_device usbhs1_device = {
 817         .name   = "renesas_usbhs",
 818         .id     = 1,
 819         .dev = {
 820                 .platform_data          = &usbhs1_private.info,
 821                 .dma_mask               = &usbhs1_device.dev.coherent_dma_mask,
 822                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 823         },
 824         .num_resources  = ARRAY_SIZE(usbhs1_resources),
 825         .resource       = usbhs1_resources,
 826 };
 827
 828 /* LED */
 829 static struct gpio_led mackerel_leds[] = {
 830         {
 831                 .name           = "led0",
 832                 .gpio           = 0,
 833                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 834         },
 835         {
 836                 .name           = "led1",
 837                 .gpio           = 1,
 838                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 839         },
 840         {
 841                 .name           = "led2",
 842                 .gpio           = 2,
 843                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 844         },
 845         {
 846                 .name           = "led3",
 847                 .gpio           = 159,
 848                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 849         }
 850 };
 851
 852 static struct gpio_led_platform_data mackerel_leds_pdata = {
 853         .leds = mackerel_leds,
 854         .num_leds = ARRAY_SIZE(mackerel_leds),
 855 };
 856
 857 static struct platform_device leds_device = {
 858         .name = "leds-gpio",
 859         .id = 0,
 860         .dev = {
 861                 .platform_data  = &mackerel_leds_pdata,
 862         },
 863 };
 864
 865 /* FSI */
 866 #define IRQ_FSI evt2irq(0x1840)
 867 static struct sh_fsi_platform_info fsi_info = {
 868         .port_a = {
 869                 .tx_id = SHDMA_SLAVE_FSIA_TX,
 870                 .rx_id = SHDMA_SLAVE_FSIA_RX,
 871         },
 872         .port_b = {
 873                 .flags = SH_FSI_CLK_CPG |
 874                          SH_FSI_FMT_SPDIF,
 875         }
 876 };
 877
 878 static struct resource fsi_resources[] = {
 879         [0] = {
 880                 /* we need 0xFE1F0000 to access DMA
 881                  * instead of 0xFE3C0000 */
 882                 .name   = "FSI",
 883                 .start  = 0xFE1F0000,
 884                 .end    = 0xFE1F0400 - 1,
 885                 .flags  = IORESOURCE_MEM,
 886         },
 887         [1] = {
 888                 .start  = IRQ_FSI,
 889                 .flags  = IORESOURCE_IRQ,
 890         },
 891 };
 892
 893 static struct platform_device fsi_device = {
 894         .name           = "sh_fsi2",
 895         .id             = -1,
 896         .num_resources  = ARRAY_SIZE(fsi_resources),
 897         .resource       = fsi_resources,
 898         .dev    = {
 899                 .platform_data  = &fsi_info,
 900         },
 901 };
 902
 903 static struct asoc_simple_card_info fsi2_ak4643_info = {
 904         .name           = "AK4643",
 905         .card           = "FSI2A-AK4643",
 906         .codec          = "ak4642-codec.0-0013",
 907         .platform       = "sh_fsi2",
 908         .daifmt         = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_CBM_CFM,
 909         .cpu_dai = {
 910                 .name   = "fsia-dai",
 911         },
 912         .codec_dai = {
 913                 .name   = "ak4642-hifi",
 914                 .sysclk = 11289600,
 915         },
 916 };
 917
 918 static struct platform_device fsi_ak4643_device = {
 919         .name   = "asoc-simple-card",
 920         .dev    = {
 921                 .platform_data  = &fsi2_ak4643_info,
 922         },
 923 };
 924
 925 /* FLCTL */
 926 static struct mtd_partition nand_partition_info[] = {
 927         {
 928                 .name   = "system",
 929                 .offset = 0,
 930                 .size   = 128 * 1024 * 1024,
 931         },
 932         {
 933                 .name   = "userdata",
 934                 .offset = MTDPART_OFS_APPEND,
 935                 .size   = 256 * 1024 * 1024,
 936         },
 937         {
 938                 .name   = "cache",
 939                 .offset = MTDPART_OFS_APPEND,
 940                 .size   = 128 * 1024 * 1024,
 941         },
 942 };
 943
 944 static struct resource nand_flash_resources[] = {
 945         [0] = {
 946                 .start  = 0xe6a30000,
 947                 .end    = 0xe6a3009b,
 948                 .flags  = IORESOURCE_MEM,
 949         },
 950         [1] = {
 951                 .start  = evt2irq(0x0d80), /* flstei: status error irq */
 952                 .flags  = IORESOURCE_IRQ,
 953         },
 954 };
 955
 956 static struct sh_flctl_platform_data nand_flash_data = {
 957         .parts          = nand_partition_info,
 958         .nr_parts       = ARRAY_SIZE(nand_partition_info),
 959         .flcmncr_val    = CLK_16B_12L_4H | TYPESEL_SET
 960                         | SHBUSSEL | SEL_16BIT | SNAND_E,
 961         .use_holden     = 1,
 962 };
 963
 964 static struct platform_device nand_flash_device = {
 965         .name           = "sh_flctl",
 966         .resource       = nand_flash_resources,
 967         .num_resources  = ARRAY_SIZE(nand_flash_resources),
 968         .dev            = {
 969                 .platform_data = &nand_flash_data,
 970         },
 971 };
 972
 973 /* SDHI0 */
 974 static struct sh_mobile_sdhi_info sdhi0_info = {
 975         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
 976         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
 977         .tmio_flags     = TMIO_MMC_USE_GPIO_CD,
 978         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
 979         .cd_gpio        = 172,
 980 };
 981
 982 static struct resource sdhi0_resources[] = {
 983         {
 984                 .name   = "SDHI0",
 985                 .start  = 0xe6850000,
 986                 .end    = 0xe68500ff,
 987                 .flags  = IORESOURCE_MEM,
 988         }, {
 989                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
 990                 .start  = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
 991                 .flags  = IORESOURCE_IRQ,
 992         }, {
 993                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
 994                 .start  = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
 995                 .flags  = IORESOURCE_IRQ,
 996         },
 997 };
 998
 999 static struct platform_device sdhi0_device = {
1000         .name           = "sh_mobile_sdhi",
1001         .num_resources  = ARRAY_SIZE(sdhi0_resources),
1002         .resource       = sdhi0_resources,
1003         .id             = 0,
1004         .dev    = {
1005                 .platform_data  = &sdhi0_info,
1006         },
1007 };
1008
1009 #if !IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1010 /* SDHI1 */
1011
1012 /* GPIO 41 can trigger IRQ8, but it is used by USBHS1, we have to poll */
1013 static struct sh_mobile_sdhi_info sdhi1_info = {
1014         .dma_slave_tx   = SHDMA_SLAVE_SDHI1_TX,
1015         .dma_slave_rx   = SHDMA_SLAVE_SDHI1_RX,
1016         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_USE_GPIO_CD,
1017         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1018                           MMC_CAP_NEEDS_POLL,
1019         .cd_gpio        = 41,
1020 };
1021
1022 static struct resource sdhi1_resources[] = {
1023         {
1024                 .name   = "SDHI1",
1025                 .start  = 0xe6860000,
1026                 .end    = 0xe68600ff,
1027                 .flags  = IORESOURCE_MEM,
1028         }, {
1029                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
1030                 .start  = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
1031                 .flags  = IORESOURCE_IRQ,
1032         }, {
1033                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
1034                 .start  = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
1035                 .flags  = IORESOURCE_IRQ,
1036         },
1037 };
1038
1039 static struct platform_device sdhi1_device = {
1040         .name           = "sh_mobile_sdhi",
1041         .num_resources  = ARRAY_SIZE(sdhi1_resources),
1042         .resource       = sdhi1_resources,
1043         .id             = 1,
1044         .dev    = {
1045                 .platform_data  = &sdhi1_info,
1046         },
1047 };
1048 #endif
1049
1050 /* SDHI2 */
1051
1052 /*
1053  * The card detect pin of the top SD/MMC slot (CN23) is active low and is
1054  * connected to GPIO SCIFB_SCK of SH7372 (GPIO 162).
1055  */
1056 static struct sh_mobile_sdhi_info sdhi2_info = {
1057         .dma_slave_tx   = SHDMA_SLAVE_SDHI2_TX,
1058         .dma_slave_rx   = SHDMA_SLAVE_SDHI2_RX,
1059         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_USE_GPIO_CD,
1060         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1061                           MMC_CAP_NEEDS_POLL,
1062         .cd_gpio        = 162,
1063 };
1064
1065 static struct resource sdhi2_resources[] = {
1066         {
1067                 .name   = "SDHI2",
1068                 .start  = 0xe6870000,
1069                 .end    = 0xe68700ff,
1070                 .flags  = IORESOURCE_MEM,
1071         }, {
1072                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
1073                 .start  = evt2irq(0x1220), /* SDHI2_SDHI2I1 */
1074                 .flags  = IORESOURCE_IRQ,
1075         }, {
1076                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
1077                 .start  = evt2irq(0x1240), /* SDHI2_SDHI2I2 */
1078                 .flags  = IORESOURCE_IRQ,
1079         },
1080 };
1081
1082 static struct platform_device sdhi2_device = {
1083         .name   = "sh_mobile_sdhi",
1084         .num_resources  = ARRAY_SIZE(sdhi2_resources),
1085         .resource       = sdhi2_resources,
1086         .id             = 2,
1087         .dev    = {
1088                 .platform_data  = &sdhi2_info,
1089         },
1090 };
1091
1092 /* SH_MMCIF */
1093 #if IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1094 static struct resource sh_mmcif_resources[] = {
1095         [0] = {
1096                 .name   = "MMCIF",
1097                 .start  = 0xE6BD0000,
1098                 .end    = 0xE6BD00FF,
1099                 .flags  = IORESOURCE_MEM,
1100         },
1101         [1] = {
1102                 /* MMC ERR */
1103                 .start  = evt2irq(0x1ac0),
1104                 .flags  = IORESOURCE_IRQ,
1105         },
1106         [2] = {
1107                 /* MMC NOR */
1108                 .start  = evt2irq(0x1ae0),
1109                 .flags  = IORESOURCE_IRQ,
1110         },
1111 };
1112
1113 static struct sh_mmcif_plat_data sh_mmcif_plat = {
1114         .sup_pclk       = 0,
1115         .caps           = MMC_CAP_4_BIT_DATA |
1116                           MMC_CAP_8_BIT_DATA |
1117                           MMC_CAP_NEEDS_POLL,
1118         .use_cd_gpio    = true,
1119         /* card detect pin for SD/MMC slot (CN7) */
1120         .cd_gpio        = 41,
1121         .slave_id_tx    = SHDMA_SLAVE_MMCIF_TX,
1122         .slave_id_rx    = SHDMA_SLAVE_MMCIF_RX,
1123 };
1124
1125 static struct platform_device sh_mmcif_device = {
1126         .name           = "sh_mmcif",
1127         .id             = 0,
1128         .dev            = {
1129                 .dma_mask               = NULL,
1130                 .coherent_dma_mask      = 0xffffffff,
1131                 .platform_data          = &sh_mmcif_plat,
1132         },
1133         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
1134         .resource       = sh_mmcif_resources,
1135 };
1136 #endif
1137
1138 static int mackerel_camera_add(struct soc_camera_device *icd);
1139 static void mackerel_camera_del(struct soc_camera_device *icd);
1140
1141 static int camera_set_capture(struct soc_camera_platform_info *info,
1142                               int enable)
1143 {
1144         return 0; /* camera sensor always enabled */
1145 }
1146
1147 static struct soc_camera_platform_info camera_info = {
1148         .format_name = "UYVY",
1149         .format_depth = 16,
1150         .format = {
1151                 .code = V4L2_MBUS_FMT_UYVY8_2X8,
1152                 .colorspace = V4L2_COLORSPACE_SMPTE170M,
1153                 .field = V4L2_FIELD_NONE,
1154                 .width = 640,
1155                 .height = 480,
1156         },
1157         .mbus_param = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER |
1158         V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH |
1159         V4L2_MBUS_DATA_ACTIVE_HIGH,
1160         .mbus_type = V4L2_MBUS_PARALLEL,
1161         .set_capture = camera_set_capture,
1162 };
1163
1164 static struct soc_camera_link camera_link = {
1165         .bus_id         = 0,
1166         .add_device     = mackerel_camera_add,
1167         .del_device     = mackerel_camera_del,
1168         .module_name    = "soc_camera_platform",
1169         .priv           = &camera_info,
1170 };
1171
1172 static struct platform_device *camera_device;
1173
1174 static void mackerel_camera_release(struct device *dev)
1175 {
1176         soc_camera_platform_release(&camera_device);
1177 }
1178
1179 static int mackerel_camera_add(struct soc_camera_device *icd)
1180 {
1181         return soc_camera_platform_add(icd, &camera_device, &camera_link,
1182                                        mackerel_camera_release, 0);
1183 }
1184
1185 static void mackerel_camera_del(struct soc_camera_device *icd)
1186 {
1187         soc_camera_platform_del(icd, camera_device, &camera_link);
1188 }
1189
1190 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
1191         .flags = SH_CEU_FLAG_USE_8BIT_BUS,
1192         .max_width = 8188,
1193         .max_height = 8188,
1194 };
1195
1196 static struct resource ceu_resources[] = {
1197         [0] = {
1198                 .name   = "CEU",
1199                 .start  = 0xfe910000,
1200                 .end    = 0xfe91009f,
1201                 .flags  = IORESOURCE_MEM,
1202         },
1203         [1] = {
1204                 .start  = intcs_evt2irq(0x880),
1205                 .flags  = IORESOURCE_IRQ,
1206         },
1207         [2] = {
1208                 /* place holder for contiguous memory */
1209         },
1210 };
1211
1212 static struct platform_device ceu_device = {
1213         .name           = "sh_mobile_ceu",
1214         .id             = 0, /* "ceu0" clock */
1215         .num_resources  = ARRAY_SIZE(ceu_resources),
1216         .resource       = ceu_resources,
1217         .dev            = {
1218                 .platform_data          = &sh_mobile_ceu_info,
1219                 .coherent_dma_mask      = 0xffffffff,
1220         },
1221 };
1222
1223 static struct platform_device mackerel_camera = {
1224         .name   = "soc-camera-pdrv",
1225         .id     = 0,
1226         .dev    = {
1227                 .platform_data = &camera_link,
1228         },
1229 };
1230
1231 static struct platform_device *mackerel_devices[] __initdata = {
1232         &nor_flash_device,
1233         &smc911x_device,
1234         &lcdc_device,
1235         &gpio_backlight_device,
1236         &usbhs0_device,
1237         &usbhs1_device,
1238         &leds_device,
1239         &fsi_device,
1240         &fsi_ak4643_device,
1241         &fsi_hdmi_device,
1242         &nand_flash_device,
1243         &sdhi0_device,
1244 #if !IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1245         &sdhi1_device,
1246 #else
1247         &sh_mmcif_device,
1248 #endif
1249         &sdhi2_device,
1250         &ceu_device,
1251         &mackerel_camera,
1252         &hdmi_device,
1253         &hdmi_lcdc_device,
1254         &meram_device,
1255 };
1256
1257 /* Keypad Initialization */
1258 #define KEYPAD_BUTTON(ev_type, ev_code, act_low) \
1259 {                                                               \
1260         .type           = ev_type,                              \
1261         .code           = ev_code,                              \
1262         .active_low     = act_low,                              \
1263 }
1264
1265 #define KEYPAD_BUTTON_LOW(event_code) KEYPAD_BUTTON(EV_KEY, event_code, 1)
1266
1267 static struct tca6416_button mackerel_gpio_keys[] = {
1268         KEYPAD_BUTTON_LOW(KEY_HOME),
1269         KEYPAD_BUTTON_LOW(KEY_MENU),
1270         KEYPAD_BUTTON_LOW(KEY_BACK),
1271         KEYPAD_BUTTON_LOW(KEY_POWER),
1272 };
1273
1274 static struct tca6416_keys_platform_data mackerel_tca6416_keys_info = {
1275         .buttons        = mackerel_gpio_keys,
1276         .nbuttons       = ARRAY_SIZE(mackerel_gpio_keys),
1277         .rep            = 1,
1278         .use_polling    = 0,
1279         .pinmask        = 0x000F,
1280 };
1281
1282 /* I2C */
1283 #define IRQ7 evt2irq(0x02e0)
1284 #define IRQ9 evt2irq(0x0320)
1285
1286 static struct i2c_board_info i2c0_devices[] = {
1287         {
1288                 I2C_BOARD_INFO("ak4643", 0x13),
1289         },
1290         /* Keypad */
1291         {
1292                 I2C_BOARD_INFO("tca6408-keys", 0x20),
1293                 .platform_data = &mackerel_tca6416_keys_info,
1294                 .irq = IRQ9,
1295         },
1296         /* Touchscreen */
1297         {
1298                 I2C_BOARD_INFO("st1232-ts", 0x55),
1299                 .irq = IRQ7,
1300         },
1301 };
1302
1303 #define IRQ21 evt2irq(0x32a0)
1304
1305 static struct i2c_board_info i2c1_devices[] = {
1306         /* Accelerometer */
1307         {
1308                 I2C_BOARD_INFO("adxl34x", 0x53),
1309                 .irq = IRQ21,
1310         },
1311 };
1312
1313 static unsigned long pin_pulldown_conf[] = {
1314         PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_DOWN, 0),
1315 };
1316
1317 static const struct pinctrl_map mackerel_pinctrl_map[] = {
1318         /* ADXL34X */
1319         PIN_MAP_MUX_GROUP_DEFAULT("1-0053", "pfc-sh7372",
1320                                   "intc_irq21", "intc"),
1321         /* CEU */
1322         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-sh7372",
1323                                   "ceu_data_0_7", "ceu"),
1324         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-sh7372",
1325                                   "ceu_clk_0", "ceu"),
1326         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-sh7372",
1327                                   "ceu_sync", "ceu"),
1328         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-sh7372",
1329                                   "ceu_field", "ceu"),
1330         /* FLCTL */
1331         PIN_MAP_MUX_GROUP_DEFAULT("sh_flctl.0", "pfc-sh7372",
1332                                   "flctl_data", "flctl"),
1333         PIN_MAP_MUX_GROUP_DEFAULT("sh_flctl.0", "pfc-sh7372",
1334                                   "flctl_ce0", "flctl"),
1335         PIN_MAP_MUX_GROUP_DEFAULT("sh_flctl.0", "pfc-sh7372",
1336                                   "flctl_ctrl", "flctl"),
1337         /* FSIA (AK4643) */
1338         PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-sh7372",
1339                                   "fsia_sclk_in", "fsia"),
1340         PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-sh7372",
1341                                   "fsia_data_in", "fsia"),
1342         PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-sh7372",
1343                                   "fsia_data_out", "fsia"),
1344         /* FSIB (HDMI) */
1345         PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.1", "pfc-sh7372",
1346                                   "fsib_mclk_in", "fsib"),
1347         /* HDMI */
1348         PIN_MAP_MUX_GROUP_DEFAULT("sh-mobile-hdmi", "pfc-sh7372",
1349                                   "hdmi", "hdmi"),
1350         /* LCDC */
1351         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh7372",
1352                                   "lcd_data24", "lcd"),
1353         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh7372",
1354                                   "lcd_sync", "lcd"),
1355         /* SCIFA0 */
1356         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-sh7372",
1357                                   "scifa0_data", "scifa0"),
1358         /* SCIFA2 (GT-720F GPS module) */
1359         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-sh7372",
1360                                   "scifa2_data", "scifa2"),
1361         /* SDHI0 */
1362         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1363                                   "sdhi0_data4", "sdhi0"),
1364         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1365                                   "sdhi0_ctrl", "sdhi0"),
1366         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1367                                   "sdhi0_wp", "sdhi0"),
1368         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1369                                   "intc_irq26_1", "intc"),
1370         /* SDHI1 */
1371 #if !IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1372         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh7372",
1373                                   "sdhi1_data4", "sdhi1"),
1374         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh7372",
1375                                   "sdhi1_ctrl", "sdhi1"),
1376 #else
1377         /* MMCIF */
1378         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh7372",
1379                                   "mmc0_data8_0", "mmc0"),
1380         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh7372",
1381                                   "mmc0_ctrl_0", "mmc0"),
1382 #endif
1383         /* SDHI2 */
1384         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh7372",
1385                                   "sdhi2_data4", "sdhi2"),
1386         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh7372",
1387                                   "sdhi2_ctrl", "sdhi2"),
1388         /* SMSC911X */
1389         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-sh7372",
1390                                   "bsc_cs5a", "bsc"),
1391         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-sh7372",
1392                                   "intc_irq6_0", "intc"),
1393         /* ST1232 */
1394         PIN_MAP_MUX_GROUP_DEFAULT("0-0055", "pfc-sh7372",
1395                                   "intc_irq7_0", "intc"),
1396         /* TCA6416 */
1397         PIN_MAP_MUX_GROUP_DEFAULT("0-0020", "pfc-sh7372",
1398                                   "intc_irq9_0", "intc"),
1399         /* USBHS0 */
1400         PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs.0", "pfc-sh7372",
1401                                   "usb0_vbus", "usb0"),
1402         PIN_MAP_CONFIGS_GROUP_DEFAULT("renesas_usbhs.0", "pfc-sh7372",
1403                                       "usb0_vbus", pin_pulldown_conf),
1404         /* USBHS1 */
1405         PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs.1", "pfc-sh7372",
1406                                   "usb1_vbus", "usb1"),
1407         PIN_MAP_CONFIGS_GROUP_DEFAULT("renesas_usbhs.1", "pfc-sh7372",
1408                                       "usb1_vbus", pin_pulldown_conf),
1409         PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs.1", "pfc-sh7372",
1410                                   "usb1_otg_id_0", "usb1"),
1411 };
1412
1413 #define GPIO_PORT9CR    IOMEM(0xE6051009)
1414 #define GPIO_PORT10CR   IOMEM(0xE605100A)
1415 #define SRCR4           IOMEM(0xe61580bc)
1416 #define USCCR1          IOMEM(0xE6058144)
1417 static void __init mackerel_init(void)
1418 {
1419         struct pm_domain_device domain_devices[] = {
1420                 { "A4LC", &lcdc_device, },
1421                 { "A4LC", &hdmi_lcdc_device, },
1422                 { "A4LC", &meram_device, },
1423                 { "A4MP", &fsi_device, },
1424                 { "A3SP", &usbhs0_device, },
1425                 { "A3SP", &usbhs1_device, },
1426                 { "A3SP", &nand_flash_device, },
1427                 { "A3SP", &sdhi0_device, },
1428 #if !IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1429                 { "A3SP", &sdhi1_device, },
1430 #else
1431                 { "A3SP", &sh_mmcif_device, },
1432 #endif
1433                 { "A3SP", &sdhi2_device, },
1434                 { "A4R", &ceu_device, },
1435         };
1436         u32 srcr4;
1437         struct clk *clk;
1438
1439         regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
1440                                      ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
1441         regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers,
1442                                      ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
1443         regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies));
1444
1445         /* External clock source */
1446         clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1447
1448         pinctrl_register_mappings(mackerel_pinctrl_map,
1449                                   ARRAY_SIZE(mackerel_pinctrl_map));
1450         sh7372_pinmux_init();
1451
1452         gpio_request_one(151, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
1453
1454         /* FSI2 port A (ak4643) */
1455         gpio_request_one(161, GPIOF_OUT_INIT_LOW, NULL); /* slave */
1456
1457         gpio_request(9,  NULL);
1458         gpio_request(10, NULL);
1459         gpio_direction_none(GPIO_PORT9CR);  /* FSIAOBT needs no direction */
1460         gpio_direction_none(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1461
1462         intc_set_priority(IRQ_FSI, 3); /* irq priority FSI(3) > SMSC911X(2) */
1463
1464         /* FSI2 port B (HDMI) */
1465         __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1466
1467         /* set SPU2 clock to 119.6 MHz */
1468         clk = clk_get(NULL, "spu_clk");
1469         if (!IS_ERR(clk)) {
1470                 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1471                 clk_put(clk);
1472         }
1473
1474         /* Keypad */
1475         irq_set_irq_type(IRQ9, IRQ_TYPE_LEVEL_HIGH);
1476
1477         /* Touchscreen */
1478         irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1479
1480         /* Accelerometer */
1481         irq_set_irq_type(IRQ21, IRQ_TYPE_LEVEL_HIGH);
1482
1483         /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1484         srcr4 = __raw_readl(SRCR4);
1485         __raw_writel(srcr4 | (1 << 13), SRCR4);
1486         udelay(50);
1487         __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1488
1489         i2c_register_board_info(0, i2c0_devices,
1490                                 ARRAY_SIZE(i2c0_devices));
1491         i2c_register_board_info(1, i2c1_devices,
1492                                 ARRAY_SIZE(i2c1_devices));
1493
1494         sh7372_add_standard_devices();
1495
1496         platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
1497
1498         rmobile_add_devices_to_domains(domain_devices,
1499                                        ARRAY_SIZE(domain_devices));
1500
1501         hdmi_init_pm_clock();
1502         sh7372_pm_init();
1503         pm_clk_add(&fsi_device.dev, "spu2");
1504         pm_clk_add(&hdmi_lcdc_device.dev, "hdmi");
1505 }
1506
1507 static const char *mackerel_boards_compat_dt[] __initdata = {
1508         "renesas,mackerel",
1509         NULL,
1510 };
1511
1512 DT_MACHINE_START(MACKEREL_DT, "mackerel")
1513         .map_io         = sh7372_map_io,
1514         .init_early     = sh7372_add_early_devices,
1515         .init_irq       = sh7372_init_irq,
1516         .handle_irq     = shmobile_handle_irq_intc,
1517         .init_machine   = mackerel_init,
1518         .init_late      = sh7372_pm_init_late,
1519         .init_time      = sh7372_earlytimer_init,
1520         .dt_compat  = mackerel_boards_compat_dt,
1521 MACHINE_END