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_clk.h>
  51 #include <linux/tca6416_keypad.h>
  52 #include <linux/usb/renesas_usbhs.h>
  53 #include <linux/dma-mapping.h>
  54
  55 #include <video/sh_mobile_hdmi.h>
  56 #include <video/sh_mobile_lcdc.h>
  57 #include <media/sh_mobile_ceu.h>
  58 #include <media/soc_camera.h>
  59 #include <media/soc_camera_platform.h>
  60 #include <sound/sh_fsi.h>
  61 #include <sound/simple_card.h>
  62 #include <asm/mach/arch.h>
  63 #include <asm/mach-types.h>
  64
  65 #include "common.h"
  66 #include "intc.h"
  67 #include "irqs.h"
  68 #include "pm-rmobile.h"
  69 #include "sh-gpio.h"
  70 #include "sh7372.h"
  71
  72 /*
  73  * Address      Interface               BusWidth        note
  74  * ------------------------------------------------------------------
  75  * 0x0000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = ON
  76  * 0x0800_0000  user area               -
  77  * 0x1000_0000  NOR Flash ROM (MCP)     16bit           SW7 : bit1 = OFF
  78  * 0x1400_0000  Ether (LAN9220)         16bit
  79  * 0x1600_0000  user area               -               cannot use with NAND
  80  * 0x1800_0000  user area               -
  81  * 0x1A00_0000  -
  82  * 0x4000_0000  LPDDR2-SDRAM (POP)      32bit
  83  */
  84
  85 /*
  86  * CPU mode
  87  *
  88  * SW4                                     | Boot Area| Master   | Remarks
  89  *  1  | 2   | 3   | 4   | 5   | 6   | 8   |          | Processor|
  90  * ----+-----+-----+-----+-----+-----+-----+----------+----------+--------------
  91  * ON  | ON  | OFF | ON  | ON  | OFF | OFF | External | System   | External ROM
  92  * ON  | ON  | ON  | ON  | ON  | OFF | OFF | External | System   | ROM Debug
  93  * ON  | ON  | X   | ON  | OFF | OFF | OFF | Built-in | System   | ROM Debug
  94  * X   | OFF | X   | X   | X   | X   | OFF | Built-in | System   | MaskROM
  95  * OFF | X   | X   | X   | X   | X   | OFF | Built-in | System   | MaskROM
  96  * X   | X   | X   | OFF | X   | X   | OFF | Built-in | System   | MaskROM
  97  * OFF | ON  | OFF | X   | X   | OFF | ON  | External | System   | Standalone
  98  * ON  | OFF | OFF | X   | X   | OFF | ON  | External | Realtime | Standalone
  99 */
 100
 101 /*
 102  * NOR Flash ROM
 103  *
 104  *  SW1  |     SW2    | SW7  | NOR Flash ROM
 105  *  bit1 | bit1  bit2 | bit1 | Memory allocation
 106  * ------+------------+------+------------------
 107  *  OFF  | ON     OFF | ON   |    Area 0
 108  *  OFF  | ON     OFF | OFF  |    Area 4
 109  */
 110
 111 /*
 112  * SMSC 9220
 113  *
 114  *  SW1         SMSC 9220
 115  * -----------------------
 116  *  ON          access disable
 117  *  OFF         access enable
 118  */
 119
 120 /*
 121  * NAND Flash ROM
 122  *
 123  *  SW1  |     SW2    | SW7  | NAND Flash ROM
 124  *  bit1 | bit1  bit2 | bit2 | Memory allocation
 125  * ------+------------+------+------------------
 126  *  OFF  | ON     OFF | ON   |    FCE 0
 127  *  OFF  | ON     OFF | OFF  |    FCE 1
 128  */
 129
 130 /*
 131  * External interrupt pin settings
 132  *
 133  * IRQX  | pin setting        | device             | level
 134  * ------+--------------------+--------------------+-------
 135  * IRQ0  | ICR1A.IRQ0SA=0010  | SDHI2 card detect  | Low
 136  * IRQ6  | ICR1A.IRQ6SA=0011  | Ether(LAN9220)     | High
 137  * IRQ7  | ICR1A.IRQ7SA=0010  | LCD Touch Panel    | Low
 138  * IRQ8  | ICR2A.IRQ8SA=0010  | MMC/SD card detect | Low
 139  * IRQ9  | ICR2A.IRQ9SA=0010  | KEY(TCA6408)       | Low
 140  * IRQ21 | ICR4A.IRQ21SA=0011 | Sensor(ADXL345)    | High
 141  * IRQ22 | ICR4A.IRQ22SA=0011 | Sensor(AK8975)     | High
 142  */
 143
 144 /*
 145  * USB
 146  *
 147  * USB0 : CN22 : Function
 148  * USB1 : CN31 : Function/Host *1
 149  *
 150  * J30 (for CN31) *1
 151  * ----------+---------------+-------------
 152  * 1-2 short | VBUS 5V       | Host
 153  * open      | external VBUS | Function
 154  *
 155  * CAUTION
 156  *
 157  * renesas_usbhs driver can use external interrupt mode
 158  * (which come from USB-PHY) or autonomy mode (it use own interrupt)
 159  * for detecting connection/disconnection when Function.
 160  * USB will be power OFF while it has been disconnecting
 161  * if external interrupt mode, and it is always power ON if autonomy mode,
 162  *
 163  * mackerel can not use external interrupt (IRQ7-PORT167) mode on "USB0",
 164  * because Touchscreen is using IRQ7-PORT40.
 165  * It is impossible to use IRQ7 demux on this board.
 166  */
 167
 168 /*
 169  * SDHI0 (CN12)
 170  *
 171  * SW56 : OFF
 172  *
 173  */
 174
 175 /* MMC /SDHI1 (CN7)
 176  *
 177  * I/O voltage : 1.8v
 178  *
 179  * Power voltage : 1.8v or 3.3v
 180  *  J22 : select power voltage *1
 181  *      1-2 pin : 1.8v
 182  *      2-3 pin : 3.3v
 183  *
 184  * *1
 185  * Please change J22 depends the card to be used.
 186  * MMC's OCR field set to support either voltage for the card inserted.
 187  *
 188  *      SW1     |       SW33
 189  *              | bit1 | bit2 | bit3 | bit4
 190  * -------------+------+------+------+-------
 191  * MMC0   OFF   |  OFF |   X  |  ON  |  X       (Use MMCIF)
 192  * SDHI1  OFF   |  ON  |   X  |  OFF |  X       (Use MFD_SH_MOBILE_SDHI)
 193  *
 194  */
 195
 196 /*
 197  * SDHI2 (CN23)
 198  *
 199  * microSD card sloct
 200  *
 201  */
 202
 203 /*
 204  * FSI - AK4642
 205  *
 206  * it needs amixer settings for playing
 207  *
 208  * amixer set "Headphone Enable" on
 209  */
 210
 211 /* Fixed 3.3V and 1.8V regulators to be used by multiple devices */
 212 static struct regulator_consumer_supply fixed1v8_power_consumers[] =
 213 {
 214         /*
 215          * J22 on mackerel switches mmcif.0 and sdhi.1 between 1.8V and 3.3V
 216          * Since we cannot support both voltages, we support the default 1.8V
 217          */
 218         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
 219         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.1"),
 220         REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
 221         REGULATOR_SUPPLY("vqmmc", "sh_mmcif.0"),
 222 };
 223
 224 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
 225 {
 226         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
 227         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.0"),
 228         REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.2"),
 229         REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi.2"),
 230 };
 231
 232 /* Dummy supplies, where voltage doesn't matter */
 233 static struct regulator_consumer_supply dummy_supplies[] = {
 234         REGULATOR_SUPPLY("vddvario", "smsc911x"),
 235         REGULATOR_SUPPLY("vdd33a", "smsc911x"),
 236 };
 237
 238 /* MTD */
 239 static struct mtd_partition nor_flash_partitions[] = {
 240         {
 241                 .name           = "loader",
 242                 .offset         = 0x00000000,
 243                 .size           = 512 * 1024,
 244                 .mask_flags     = MTD_WRITEABLE,
 245         },
 246         {
 247                 .name           = "bootenv",
 248                 .offset         = MTDPART_OFS_APPEND,
 249                 .size           = 512 * 1024,
 250                 .mask_flags     = MTD_WRITEABLE,
 251         },
 252         {
 253                 .name           = "kernel_ro",
 254                 .offset         = MTDPART_OFS_APPEND,
 255                 .size           = 8 * 1024 * 1024,
 256                 .mask_flags     = MTD_WRITEABLE,
 257         },
 258         {
 259                 .name           = "kernel",
 260                 .offset         = MTDPART_OFS_APPEND,
 261                 .size           = 8 * 1024 * 1024,
 262         },
 263         {
 264                 .name           = "data",
 265                 .offset         = MTDPART_OFS_APPEND,
 266                 .size           = MTDPART_SIZ_FULL,
 267         },
 268 };
 269
 270 static struct physmap_flash_data nor_flash_data = {
 271         .width          = 2,
 272         .parts          = nor_flash_partitions,
 273         .nr_parts       = ARRAY_SIZE(nor_flash_partitions),
 274 };
 275
 276 static struct resource nor_flash_resources[] = {
 277         [0]     = {
 278                 .start  = 0x20000000, /* CS0 shadow instead of regular CS0 */
 279                 .end    = 0x28000000 - 1, /* needed by USB MASK ROM boot */
 280                 .flags  = IORESOURCE_MEM,
 281         }
 282 };
 283
 284 static struct platform_device nor_flash_device = {
 285         .name           = "physmap-flash",
 286         .dev            = {
 287                 .platform_data  = &nor_flash_data,
 288         },
 289         .num_resources  = ARRAY_SIZE(nor_flash_resources),
 290         .resource       = nor_flash_resources,
 291 };
 292
 293 /* SMSC */
 294 static struct resource smc911x_resources[] = {
 295         {
 296                 .start  = 0x14000000,
 297                 .end    = 0x16000000 - 1,
 298                 .flags  = IORESOURCE_MEM,
 299         }, {
 300                 .start  = evt2irq(0x02c0) /* IRQ6A */,
 301                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
 302         },
 303 };
 304
 305 static struct smsc911x_platform_config smsc911x_info = {
 306         .flags          = SMSC911X_USE_16BIT | SMSC911X_SAVE_MAC_ADDRESS,
 307         .irq_polarity   = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 308         .irq_type       = SMSC911X_IRQ_TYPE_PUSH_PULL,
 309 };
 310
 311 static struct platform_device smc911x_device = {
 312         .name           = "smsc911x",
 313         .id             = -1,
 314         .num_resources  = ARRAY_SIZE(smc911x_resources),
 315         .resource       = smc911x_resources,
 316         .dev            = {
 317                 .platform_data = &smsc911x_info,
 318         },
 319 };
 320
 321 /* MERAM */
 322 static struct sh_mobile_meram_info mackerel_meram_info = {
 323         .addr_mode      = SH_MOBILE_MERAM_MODE1,
 324 };
 325
 326 static struct resource meram_resources[] = {
 327         [0] = {
 328                 .name   = "regs",
 329                 .start  = 0xe8000000,
 330                 .end    = 0xe807ffff,
 331                 .flags  = IORESOURCE_MEM,
 332         },
 333         [1] = {
 334                 .name   = "meram",
 335                 .start  = 0xe8080000,
 336                 .end    = 0xe81fffff,
 337                 .flags  = IORESOURCE_MEM,
 338         },
 339 };
 340
 341 static struct platform_device meram_device = {
 342         .name           = "sh_mobile_meram",
 343         .id             = 0,
 344         .num_resources  = ARRAY_SIZE(meram_resources),
 345         .resource       = meram_resources,
 346         .dev            = {
 347                 .platform_data = &mackerel_meram_info,
 348         },
 349 };
 350
 351 /* LCDC and backlight */
 352 static struct fb_videomode mackerel_lcdc_modes[] = {
 353         {
 354                 .name           = "WVGA Panel",
 355                 .xres           = 800,
 356                 .yres           = 480,
 357                 .left_margin    = 220,
 358                 .right_margin   = 110,
 359                 .hsync_len      = 70,
 360                 .upper_margin   = 20,
 361                 .lower_margin   = 5,
 362                 .vsync_len      = 5,
 363                 .sync           = 0,
 364         },
 365 };
 366
 367 static const struct sh_mobile_meram_cfg lcd_meram_cfg = {
 368         .icb[0] = {
 369                 .meram_size     = 0x40,
 370         },
 371         .icb[1] = {
 372                 .meram_size     = 0x40,
 373         },
 374 };
 375
 376 static struct sh_mobile_lcdc_info lcdc_info = {
 377         .meram_dev = &mackerel_meram_info,
 378         .clock_source = LCDC_CLK_BUS,
 379         .ch[0] = {
 380                 .chan = LCDC_CHAN_MAINLCD,
 381                 .fourcc = V4L2_PIX_FMT_RGB565,
 382                 .lcd_modes = mackerel_lcdc_modes,
 383                 .num_modes = ARRAY_SIZE(mackerel_lcdc_modes),
 384                 .interface_type         = RGB24,
 385                 .clock_divider          = 3,
 386                 .flags                  = 0,
 387                 .panel_cfg = {
 388                         .width          = 152,
 389                         .height         = 91,
 390                 },
 391                 .meram_cfg = &lcd_meram_cfg,
 392         }
 393 };
 394
 395 static struct resource lcdc_resources[] = {
 396         [0] = {
 397                 .name   = "LCDC",
 398                 .start  = 0xfe940000,
 399                 .end    = 0xfe943fff,
 400                 .flags  = IORESOURCE_MEM,
 401         },
 402         [1] = {
 403                 .start  = intcs_evt2irq(0x580),
 404                 .flags  = IORESOURCE_IRQ,
 405         },
 406 };
 407
 408 static struct platform_device lcdc_device = {
 409         .name           = "sh_mobile_lcdc_fb",
 410         .num_resources  = ARRAY_SIZE(lcdc_resources),
 411         .resource       = lcdc_resources,
 412         .dev    = {
 413                 .platform_data  = &lcdc_info,
 414                 .coherent_dma_mask = DMA_BIT_MASK(32),
 415         },
 416 };
 417
 418 static struct gpio_backlight_platform_data gpio_backlight_data = {
 419         .fbdev = &lcdc_device.dev,
 420         .gpio = 31,
 421         .def_value = 1,
 422         .name = "backlight",
 423 };
 424
 425 static struct platform_device gpio_backlight_device = {
 426         .name = "gpio-backlight",
 427         .dev = {
 428                 .platform_data = &gpio_backlight_data,
 429         },
 430 };
 431
 432 /* HDMI */
 433 static struct sh_mobile_hdmi_info hdmi_info = {
 434         .flags          = HDMI_SND_SRC_SPDIF,
 435 };
 436
 437 static struct resource hdmi_resources[] = {
 438         [0] = {
 439                 .name   = "HDMI",
 440                 .start  = 0xe6be0000,
 441                 .end    = 0xe6be00ff,
 442                 .flags  = IORESOURCE_MEM,
 443         },
 444         [1] = {
 445                 /* There's also an HDMI interrupt on INTCS @ 0x18e0 */
 446                 .start  = evt2irq(0x17e0),
 447                 .flags  = IORESOURCE_IRQ,
 448         },
 449 };
 450
 451 static struct platform_device hdmi_device = {
 452         .name           = "sh-mobile-hdmi",
 453         .num_resources  = ARRAY_SIZE(hdmi_resources),
 454         .resource       = hdmi_resources,
 455         .id             = -1,
 456         .dev    = {
 457                 .platform_data  = &hdmi_info,
 458         },
 459 };
 460
 461 static const struct sh_mobile_meram_cfg hdmi_meram_cfg = {
 462         .icb[0] = {
 463                 .meram_size     = 0x100,
 464         },
 465         .icb[1] = {
 466                 .meram_size     = 0x100,
 467         },
 468 };
 469
 470 static struct sh_mobile_lcdc_info hdmi_lcdc_info = {
 471         .meram_dev = &mackerel_meram_info,
 472         .clock_source = LCDC_CLK_EXTERNAL,
 473         .ch[0] = {
 474                 .chan = LCDC_CHAN_MAINLCD,
 475                 .fourcc = V4L2_PIX_FMT_RGB565,
 476                 .interface_type = RGB24,
 477                 .clock_divider = 1,
 478                 .flags = LCDC_FLAGS_DWPOL,
 479                 .meram_cfg = &hdmi_meram_cfg,
 480                 .tx_dev = &hdmi_device,
 481         }
 482 };
 483
 484 static struct resource hdmi_lcdc_resources[] = {
 485         [0] = {
 486                 .name   = "LCDC1",
 487                 .start  = 0xfe944000,
 488                 .end    = 0xfe947fff,
 489                 .flags  = IORESOURCE_MEM,
 490         },
 491         [1] = {
 492                 .start  = intcs_evt2irq(0x1780),
 493                 .flags  = IORESOURCE_IRQ,
 494         },
 495 };
 496
 497 static struct platform_device hdmi_lcdc_device = {
 498         .name           = "sh_mobile_lcdc_fb",
 499         .num_resources  = ARRAY_SIZE(hdmi_lcdc_resources),
 500         .resource       = hdmi_lcdc_resources,
 501         .id             = 1,
 502         .dev    = {
 503                 .platform_data  = &hdmi_lcdc_info,
 504                 .coherent_dma_mask = DMA_BIT_MASK(32),
 505         },
 506 };
 507
 508 static struct asoc_simple_card_info fsi2_hdmi_info = {
 509         .name           = "HDMI",
 510         .card           = "FSI2B-HDMI",
 511         .codec          = "sh-mobile-hdmi",
 512         .platform       = "sh_fsi2",
 513         .daifmt         = SND_SOC_DAIFMT_CBS_CFS,
 514         .cpu_dai = {
 515                 .name   = "fsib-dai",
 516         },
 517         .codec_dai = {
 518                 .name   = "sh_mobile_hdmi-hifi",
 519         },
 520 };
 521
 522 static struct platform_device fsi_hdmi_device = {
 523         .name   = "asoc-simple-card",
 524         .id     = 1,
 525         .dev    = {
 526                 .platform_data  = &fsi2_hdmi_info,
 527                 .coherent_dma_mask = DMA_BIT_MASK(32),
 528                 .dma_mask = &fsi_hdmi_device.dev.coherent_dma_mask,
 529         },
 530 };
 531
 532 static void __init hdmi_init_pm_clock(void)
 533 {
 534         struct clk *hdmi_ick = clk_get(&hdmi_device.dev, "ick");
 535         int ret;
 536         long rate;
 537
 538         if (IS_ERR(hdmi_ick)) {
 539                 ret = PTR_ERR(hdmi_ick);
 540                 pr_err("Cannot get HDMI ICK: %d\n", ret);
 541                 goto out;
 542         }
 543
 544         ret = clk_set_parent(&sh7372_pllc2_clk, &sh7372_dv_clki_div2_clk);
 545         if (ret < 0) {
 546                 pr_err("Cannot set PLLC2 parent: %d, %d users\n",
 547                        ret, sh7372_pllc2_clk.usecount);
 548                 goto out;
 549         }
 550
 551         pr_debug("PLLC2 initial frequency %lu\n",
 552                  clk_get_rate(&sh7372_pllc2_clk));
 553
 554         rate = clk_round_rate(&sh7372_pllc2_clk, 594000000);
 555         if (rate <= 0) {
 556                 pr_err("Cannot get suitable rate: %ld\n", rate);
 557                 ret = -EINVAL;
 558                 goto out;
 559         }
 560
 561         ret = clk_set_rate(&sh7372_pllc2_clk, rate);
 562         if (ret < 0) {
 563                 pr_err("Cannot set rate %ld: %d\n", rate, ret);
 564                 goto out;
 565         }
 566
 567         pr_debug("PLLC2 set frequency %lu\n", rate);
 568
 569         ret = clk_set_parent(hdmi_ick, &sh7372_pllc2_clk);
 570         if (ret < 0)
 571                 pr_err("Cannot set HDMI parent: %d\n", ret);
 572
 573 out:
 574         if (!IS_ERR(hdmi_ick))
 575                 clk_put(hdmi_ick);
 576 }
 577
 578 /* USBHS0 is connected to CN22 which takes a USB Mini-B plug
 579  *
 580  * The sh7372 SoC has IRQ7 set aside for USBHS0 hotplug,
 581  * but on this particular board IRQ7 is already used by
 582  * the touch screen. This leaves us with software polling.
 583  */
 584 #define USBHS0_POLL_INTERVAL (HZ * 5)
 585
 586 struct usbhs_private {
 587         void __iomem *usbphyaddr;
 588         void __iomem *usbcrcaddr;
 589         struct renesas_usbhs_platform_info info;
 590         struct delayed_work work;
 591         struct platform_device *pdev;
 592 };
 593
 594 #define usbhs_get_priv(pdev)                            \
 595         container_of(renesas_usbhs_get_info(pdev),      \
 596                      struct usbhs_private, info)
 597
 598 #define usbhs_is_connected(priv)                        \
 599         (!((1 << 7) & __raw_readw(priv->usbcrcaddr)))
 600
 601 static int usbhs_get_vbus(struct platform_device *pdev)
 602 {
 603         return usbhs_is_connected(usbhs_get_priv(pdev));
 604 }
 605
 606 static int usbhs_phy_reset(struct platform_device *pdev)
 607 {
 608         struct usbhs_private *priv = usbhs_get_priv(pdev);
 609
 610         /* init phy */
 611         __raw_writew(0x8a0a, priv->usbcrcaddr);
 612
 613         return 0;
 614 }
 615
 616 static int usbhs0_get_id(struct platform_device *pdev)
 617 {
 618         return USBHS_GADGET;
 619 }
 620
 621 static void usbhs0_work_function(struct work_struct *work)
 622 {
 623         struct usbhs_private *priv = container_of(work, struct usbhs_private,
 624                                                   work.work);
 625
 626         renesas_usbhs_call_notify_hotplug(priv->pdev);
 627         schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
 628 }
 629
 630 static int usbhs0_hardware_init(struct platform_device *pdev)
 631 {
 632         struct usbhs_private *priv = usbhs_get_priv(pdev);
 633
 634         priv->pdev = pdev;
 635         INIT_DELAYED_WORK(&priv->work, usbhs0_work_function);
 636         schedule_delayed_work(&priv->work, USBHS0_POLL_INTERVAL);
 637         return 0;
 638 }
 639
 640 static int usbhs0_hardware_exit(struct platform_device *pdev)
 641 {
 642         struct usbhs_private *priv = usbhs_get_priv(pdev);
 643
 644         cancel_delayed_work_sync(&priv->work);
 645
 646         return 0;
 647 }
 648
 649 static struct usbhs_private usbhs0_private = {
 650         .usbcrcaddr     = IOMEM(0xe605810c),            /* USBCR2 */
 651         .info = {
 652                 .platform_callback = {
 653                         .hardware_init  = usbhs0_hardware_init,
 654                         .hardware_exit  = usbhs0_hardware_exit,
 655                         .phy_reset      = usbhs_phy_reset,
 656                         .get_id         = usbhs0_get_id,
 657                         .get_vbus       = usbhs_get_vbus,
 658                 },
 659                 .driver_param = {
 660                         .buswait_bwait  = 4,
 661                         .d0_tx_id       = SHDMA_SLAVE_USB0_TX,
 662                         .d1_rx_id       = SHDMA_SLAVE_USB0_RX,
 663                 },
 664         },
 665 };
 666
 667 static struct resource usbhs0_resources[] = {
 668         [0] = {
 669                 .name   = "USBHS0",
 670                 .start  = 0xe6890000,
 671                 .end    = 0xe68900e6 - 1,
 672                 .flags  = IORESOURCE_MEM,
 673         },
 674         [1] = {
 675                 .start  = evt2irq(0x1ca0) /* USB0_USB0I0 */,
 676                 .flags  = IORESOURCE_IRQ,
 677         },
 678 };
 679
 680 static struct platform_device usbhs0_device = {
 681         .name   = "renesas_usbhs",
 682         .id     = 0,
 683         .dev = {
 684                 .platform_data          = &usbhs0_private.info,
 685         },
 686         .num_resources  = ARRAY_SIZE(usbhs0_resources),
 687         .resource       = usbhs0_resources,
 688 };
 689
 690 /* USBHS1 is connected to CN31 which takes a USB Mini-AB plug
 691  *
 692  * Use J30 to select between Host and Function. This setting
 693  * can however not be detected by software. Hotplug of USBHS1
 694  * is provided via IRQ8.
 695  *
 696  * Current USB1 works as "USB Host".
 697  *  - set J30 "short"
 698  *
 699  * If you want to use it as "USB gadget",
 700  *  - J30 "open"
 701  *  - modify usbhs1_get_id() USBHS_HOST -> USBHS_GADGET
 702  *  - add .get_vbus = usbhs_get_vbus in usbhs1_private
 703  *  - check usbhs0_device(pio)/usbhs1_device(irq) order in mackerel_devices.
 704  */
 705 #define IRQ8 evt2irq(0x0300)
 706 #define USB_PHY_MODE            (1 << 4)
 707 #define USB_PHY_INT_EN          ((1 << 3) | (1 << 2))
 708 #define USB_PHY_ON              (1 << 1)
 709 #define USB_PHY_OFF             (1 << 0)
 710 #define USB_PHY_INT_CLR         (USB_PHY_ON | USB_PHY_OFF)
 711
 712 static irqreturn_t usbhs1_interrupt(int irq, void *data)
 713 {
 714         struct platform_device *pdev = data;
 715         struct usbhs_private *priv = usbhs_get_priv(pdev);
 716
 717         dev_dbg(&pdev->dev, "%s\n", __func__);
 718
 719         renesas_usbhs_call_notify_hotplug(pdev);
 720
 721         /* clear status */
 722         __raw_writew(__raw_readw(priv->usbphyaddr) | USB_PHY_INT_CLR,
 723                      priv->usbphyaddr);
 724
 725         return IRQ_HANDLED;
 726 }
 727
 728 static int usbhs1_hardware_init(struct platform_device *pdev)
 729 {
 730         struct usbhs_private *priv = usbhs_get_priv(pdev);
 731         int ret;
 732
 733         /* clear interrupt status */
 734         __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
 735
 736         ret = request_irq(IRQ8, usbhs1_interrupt, IRQF_TRIGGER_HIGH,
 737                           dev_name(&pdev->dev), pdev);
 738         if (ret) {
 739                 dev_err(&pdev->dev, "request_irq err\n");
 740                 return ret;
 741         }
 742
 743         /* enable USB phy interrupt */
 744         __raw_writew(USB_PHY_MODE | USB_PHY_INT_EN, priv->usbphyaddr);
 745
 746         return 0;
 747 }
 748
 749 static int usbhs1_hardware_exit(struct platform_device *pdev)
 750 {
 751         struct usbhs_private *priv = usbhs_get_priv(pdev);
 752
 753         /* clear interrupt status */
 754         __raw_writew(USB_PHY_MODE | USB_PHY_INT_CLR, priv->usbphyaddr);
 755
 756         free_irq(IRQ8, pdev);
 757
 758         return 0;
 759 }
 760
 761 static int usbhs1_get_id(struct platform_device *pdev)
 762 {
 763         return USBHS_HOST;
 764 }
 765
 766 static u32 usbhs1_pipe_cfg[] = {
 767         USB_ENDPOINT_XFER_CONTROL,
 768         USB_ENDPOINT_XFER_ISOC,
 769         USB_ENDPOINT_XFER_ISOC,
 770         USB_ENDPOINT_XFER_BULK,
 771         USB_ENDPOINT_XFER_BULK,
 772         USB_ENDPOINT_XFER_BULK,
 773         USB_ENDPOINT_XFER_INT,
 774         USB_ENDPOINT_XFER_INT,
 775         USB_ENDPOINT_XFER_INT,
 776         USB_ENDPOINT_XFER_BULK,
 777         USB_ENDPOINT_XFER_BULK,
 778         USB_ENDPOINT_XFER_BULK,
 779         USB_ENDPOINT_XFER_BULK,
 780         USB_ENDPOINT_XFER_BULK,
 781         USB_ENDPOINT_XFER_BULK,
 782         USB_ENDPOINT_XFER_BULK,
 783 };
 784
 785 static struct usbhs_private usbhs1_private = {
 786         .usbphyaddr     = IOMEM(0xe60581e2),    /* USBPHY1INTAP */
 787         .usbcrcaddr     = IOMEM(0xe6058130),    /* USBCR4 */
 788         .info = {
 789                 .platform_callback = {
 790                         .hardware_init  = usbhs1_hardware_init,
 791                         .hardware_exit  = usbhs1_hardware_exit,
 792                         .get_id         = usbhs1_get_id,
 793                         .phy_reset      = usbhs_phy_reset,
 794                 },
 795                 .driver_param = {
 796                         .buswait_bwait  = 4,
 797                         .has_otg        = 1,
 798                         .pipe_type      = usbhs1_pipe_cfg,
 799                         .pipe_size      = ARRAY_SIZE(usbhs1_pipe_cfg),
 800                         .d0_tx_id       = SHDMA_SLAVE_USB1_TX,
 801                         .d1_rx_id       = SHDMA_SLAVE_USB1_RX,
 802                 },
 803         },
 804 };
 805
 806 static struct resource usbhs1_resources[] = {
 807         [0] = {
 808                 .name   = "USBHS1",
 809                 .start  = 0xe68b0000,
 810                 .end    = 0xe68b00e6 - 1,
 811                 .flags  = IORESOURCE_MEM,
 812         },
 813         [1] = {
 814                 .start  = evt2irq(0x1ce0) /* USB1_USB1I0 */,
 815                 .flags  = IORESOURCE_IRQ,
 816         },
 817 };
 818
 819 static struct platform_device usbhs1_device = {
 820         .name   = "renesas_usbhs",
 821         .id     = 1,
 822         .dev = {
 823                 .platform_data          = &usbhs1_private.info,
 824                 .dma_mask               = &usbhs1_device.dev.coherent_dma_mask,
 825                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 826         },
 827         .num_resources  = ARRAY_SIZE(usbhs1_resources),
 828         .resource       = usbhs1_resources,
 829 };
 830
 831 /* LED */
 832 static struct gpio_led mackerel_leds[] = {
 833         {
 834                 .name           = "led0",
 835                 .gpio           = 0,
 836                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 837         },
 838         {
 839                 .name           = "led1",
 840                 .gpio           = 1,
 841                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 842         },
 843         {
 844                 .name           = "led2",
 845                 .gpio           = 2,
 846                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 847         },
 848         {
 849                 .name           = "led3",
 850                 .gpio           = 159,
 851                 .default_state  = LEDS_GPIO_DEFSTATE_ON,
 852         }
 853 };
 854
 855 static struct gpio_led_platform_data mackerel_leds_pdata = {
 856         .leds = mackerel_leds,
 857         .num_leds = ARRAY_SIZE(mackerel_leds),
 858 };
 859
 860 static struct platform_device leds_device = {
 861         .name = "leds-gpio",
 862         .id = 0,
 863         .dev = {
 864                 .platform_data  = &mackerel_leds_pdata,
 865         },
 866 };
 867
 868 /* FSI */
 869 #define IRQ_FSI evt2irq(0x1840)
 870 static struct sh_fsi_platform_info fsi_info = {
 871         .port_a = {
 872                 .tx_id = SHDMA_SLAVE_FSIA_TX,
 873                 .rx_id = SHDMA_SLAVE_FSIA_RX,
 874         },
 875         .port_b = {
 876                 .flags = SH_FSI_CLK_CPG |
 877                          SH_FSI_FMT_SPDIF,
 878         }
 879 };
 880
 881 static struct resource fsi_resources[] = {
 882         [0] = {
 883                 /* we need 0xFE1F0000 to access DMA
 884                  * instead of 0xFE3C0000 */
 885                 .name   = "FSI",
 886                 .start  = 0xFE1F0000,
 887                 .end    = 0xFE1F0400 - 1,
 888                 .flags  = IORESOURCE_MEM,
 889         },
 890         [1] = {
 891                 .start  = IRQ_FSI,
 892                 .flags  = IORESOURCE_IRQ,
 893         },
 894 };
 895
 896 static struct platform_device fsi_device = {
 897         .name           = "sh_fsi2",
 898         .id             = -1,
 899         .num_resources  = ARRAY_SIZE(fsi_resources),
 900         .resource       = fsi_resources,
 901         .dev    = {
 902                 .platform_data  = &fsi_info,
 903         },
 904 };
 905
 906 static struct asoc_simple_card_info fsi2_ak4643_info = {
 907         .name           = "AK4643",
 908         .card           = "FSI2A-AK4643",
 909         .codec          = "ak4642-codec.0-0013",
 910         .platform       = "sh_fsi2",
 911         .daifmt         = SND_SOC_DAIFMT_LEFT_J | SND_SOC_DAIFMT_CBM_CFM,
 912         .cpu_dai = {
 913                 .name   = "fsia-dai",
 914         },
 915         .codec_dai = {
 916                 .name   = "ak4642-hifi",
 917                 .sysclk = 11289600,
 918         },
 919 };
 920
 921 static struct platform_device fsi_ak4643_device = {
 922         .name   = "asoc-simple-card",
 923         .dev    = {
 924                 .platform_data  = &fsi2_ak4643_info,
 925                 .coherent_dma_mask = DMA_BIT_MASK(32),
 926                 .dma_mask = &fsi_ak4643_device.dev.coherent_dma_mask,
 927         },
 928 };
 929
 930 /* FLCTL */
 931 static struct mtd_partition nand_partition_info[] = {
 932         {
 933                 .name   = "system",
 934                 .offset = 0,
 935                 .size   = 128 * 1024 * 1024,
 936         },
 937         {
 938                 .name   = "userdata",
 939                 .offset = MTDPART_OFS_APPEND,
 940                 .size   = 256 * 1024 * 1024,
 941         },
 942         {
 943                 .name   = "cache",
 944                 .offset = MTDPART_OFS_APPEND,
 945                 .size   = 128 * 1024 * 1024,
 946         },
 947 };
 948
 949 static struct resource nand_flash_resources[] = {
 950         [0] = {
 951                 .start  = 0xe6a30000,
 952                 .end    = 0xe6a3009b,
 953                 .flags  = IORESOURCE_MEM,
 954         },
 955         [1] = {
 956                 .start  = evt2irq(0x0d80), /* flstei: status error irq */
 957                 .flags  = IORESOURCE_IRQ,
 958         },
 959 };
 960
 961 static struct sh_flctl_platform_data nand_flash_data = {
 962         .parts          = nand_partition_info,
 963         .nr_parts       = ARRAY_SIZE(nand_partition_info),
 964         .flcmncr_val    = CLK_16B_12L_4H | TYPESEL_SET
 965                         | SHBUSSEL | SEL_16BIT | SNAND_E,
 966         .use_holden     = 1,
 967 };
 968
 969 static struct platform_device nand_flash_device = {
 970         .name           = "sh_flctl",
 971         .resource       = nand_flash_resources,
 972         .num_resources  = ARRAY_SIZE(nand_flash_resources),
 973         .dev            = {
 974                 .platform_data = &nand_flash_data,
 975         },
 976 };
 977
 978 /* SDHI0 */
 979 static struct sh_mobile_sdhi_info sdhi0_info = {
 980         .dma_slave_tx   = SHDMA_SLAVE_SDHI0_TX,
 981         .dma_slave_rx   = SHDMA_SLAVE_SDHI0_RX,
 982         .tmio_flags     = TMIO_MMC_USE_GPIO_CD,
 983         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
 984         .cd_gpio        = 172,
 985 };
 986
 987 static struct resource sdhi0_resources[] = {
 988         {
 989                 .name   = "SDHI0",
 990                 .start  = 0xe6850000,
 991                 .end    = 0xe68500ff,
 992                 .flags  = IORESOURCE_MEM,
 993         }, {
 994                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
 995                 .start  = evt2irq(0x0e20) /* SDHI0_SDHI0I1 */,
 996                 .flags  = IORESOURCE_IRQ,
 997         }, {
 998                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
 999                 .start  = evt2irq(0x0e40) /* SDHI0_SDHI0I2 */,
1000                 .flags  = IORESOURCE_IRQ,
1001         },
1002 };
1003
1004 static struct platform_device sdhi0_device = {
1005         .name           = "sh_mobile_sdhi",
1006         .num_resources  = ARRAY_SIZE(sdhi0_resources),
1007         .resource       = sdhi0_resources,
1008         .id             = 0,
1009         .dev    = {
1010                 .platform_data  = &sdhi0_info,
1011         },
1012 };
1013
1014 #if !IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1015 /* SDHI1 */
1016
1017 /* GPIO 41 can trigger IRQ8, but it is used by USBHS1, we have to poll */
1018 static struct sh_mobile_sdhi_info sdhi1_info = {
1019         .dma_slave_tx   = SHDMA_SLAVE_SDHI1_TX,
1020         .dma_slave_rx   = SHDMA_SLAVE_SDHI1_RX,
1021         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_USE_GPIO_CD,
1022         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1023                           MMC_CAP_NEEDS_POLL,
1024         .cd_gpio        = 41,
1025 };
1026
1027 static struct resource sdhi1_resources[] = {
1028         {
1029                 .name   = "SDHI1",
1030                 .start  = 0xe6860000,
1031                 .end    = 0xe68600ff,
1032                 .flags  = IORESOURCE_MEM,
1033         }, {
1034                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
1035                 .start  = evt2irq(0x0ea0), /* SDHI1_SDHI1I1 */
1036                 .flags  = IORESOURCE_IRQ,
1037         }, {
1038                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
1039                 .start  = evt2irq(0x0ec0), /* SDHI1_SDHI1I2 */
1040                 .flags  = IORESOURCE_IRQ,
1041         },
1042 };
1043
1044 static struct platform_device sdhi1_device = {
1045         .name           = "sh_mobile_sdhi",
1046         .num_resources  = ARRAY_SIZE(sdhi1_resources),
1047         .resource       = sdhi1_resources,
1048         .id             = 1,
1049         .dev    = {
1050                 .platform_data  = &sdhi1_info,
1051         },
1052 };
1053 #endif
1054
1055 /* SDHI2 */
1056
1057 /*
1058  * The card detect pin of the top SD/MMC slot (CN23) is active low and is
1059  * connected to GPIO SCIFB_SCK of SH7372 (GPIO 162).
1060  */
1061 static struct sh_mobile_sdhi_info sdhi2_info = {
1062         .dma_slave_tx   = SHDMA_SLAVE_SDHI2_TX,
1063         .dma_slave_rx   = SHDMA_SLAVE_SDHI2_RX,
1064         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE | TMIO_MMC_USE_GPIO_CD,
1065         .tmio_caps      = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
1066                           MMC_CAP_NEEDS_POLL,
1067         .cd_gpio        = 162,
1068 };
1069
1070 static struct resource sdhi2_resources[] = {
1071         {
1072                 .name   = "SDHI2",
1073                 .start  = 0xe6870000,
1074                 .end    = 0xe68700ff,
1075                 .flags  = IORESOURCE_MEM,
1076         }, {
1077                 .name   = SH_MOBILE_SDHI_IRQ_SDCARD,
1078                 .start  = evt2irq(0x1220), /* SDHI2_SDHI2I1 */
1079                 .flags  = IORESOURCE_IRQ,
1080         }, {
1081                 .name   = SH_MOBILE_SDHI_IRQ_SDIO,
1082                 .start  = evt2irq(0x1240), /* SDHI2_SDHI2I2 */
1083                 .flags  = IORESOURCE_IRQ,
1084         },
1085 };
1086
1087 static struct platform_device sdhi2_device = {
1088         .name   = "sh_mobile_sdhi",
1089         .num_resources  = ARRAY_SIZE(sdhi2_resources),
1090         .resource       = sdhi2_resources,
1091         .id             = 2,
1092         .dev    = {
1093                 .platform_data  = &sdhi2_info,
1094         },
1095 };
1096
1097 /* SH_MMCIF */
1098 #if IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1099 static struct resource sh_mmcif_resources[] = {
1100         [0] = {
1101                 .name   = "MMCIF",
1102                 .start  = 0xE6BD0000,
1103                 .end    = 0xE6BD00FF,
1104                 .flags  = IORESOURCE_MEM,
1105         },
1106         [1] = {
1107                 /* MMC ERR */
1108                 .start  = evt2irq(0x1ac0),
1109                 .flags  = IORESOURCE_IRQ,
1110         },
1111         [2] = {
1112                 /* MMC NOR */
1113                 .start  = evt2irq(0x1ae0),
1114                 .flags  = IORESOURCE_IRQ,
1115         },
1116 };
1117
1118 static struct sh_mmcif_plat_data sh_mmcif_plat = {
1119         .sup_pclk       = 0,
1120         .caps           = MMC_CAP_4_BIT_DATA |
1121                           MMC_CAP_8_BIT_DATA |
1122                           MMC_CAP_NEEDS_POLL,
1123         .use_cd_gpio    = true,
1124         /* card detect pin for SD/MMC slot (CN7) */
1125         .cd_gpio        = 41,
1126         .slave_id_tx    = SHDMA_SLAVE_MMCIF_TX,
1127         .slave_id_rx    = SHDMA_SLAVE_MMCIF_RX,
1128 };
1129
1130 static struct platform_device sh_mmcif_device = {
1131         .name           = "sh_mmcif",
1132         .id             = 0,
1133         .dev            = {
1134                 .dma_mask               = NULL,
1135                 .coherent_dma_mask      = 0xffffffff,
1136                 .platform_data          = &sh_mmcif_plat,
1137         },
1138         .num_resources  = ARRAY_SIZE(sh_mmcif_resources),
1139         .resource       = sh_mmcif_resources,
1140 };
1141 #endif
1142
1143 static int mackerel_camera_add(struct soc_camera_device *icd);
1144 static void mackerel_camera_del(struct soc_camera_device *icd);
1145
1146 static int camera_set_capture(struct soc_camera_platform_info *info,
1147                               int enable)
1148 {
1149         return 0; /* camera sensor always enabled */
1150 }
1151
1152 static struct soc_camera_platform_info camera_info = {
1153         .format_name = "UYVY",
1154         .format_depth = 16,
1155         .format = {
1156                 .code = V4L2_MBUS_FMT_UYVY8_2X8,
1157                 .colorspace = V4L2_COLORSPACE_SMPTE170M,
1158                 .field = V4L2_FIELD_NONE,
1159                 .width = 640,
1160                 .height = 480,
1161         },
1162         .mbus_param = V4L2_MBUS_PCLK_SAMPLE_RISING | V4L2_MBUS_MASTER |
1163         V4L2_MBUS_VSYNC_ACTIVE_HIGH | V4L2_MBUS_HSYNC_ACTIVE_HIGH |
1164         V4L2_MBUS_DATA_ACTIVE_HIGH,
1165         .mbus_type = V4L2_MBUS_PARALLEL,
1166         .set_capture = camera_set_capture,
1167 };
1168
1169 static struct soc_camera_link camera_link = {
1170         .bus_id         = 0,
1171         .add_device     = mackerel_camera_add,
1172         .del_device     = mackerel_camera_del,
1173         .module_name    = "soc_camera_platform",
1174         .priv           = &camera_info,
1175 };
1176
1177 static struct platform_device *camera_device;
1178
1179 static void mackerel_camera_release(struct device *dev)
1180 {
1181         soc_camera_platform_release(&camera_device);
1182 }
1183
1184 static int mackerel_camera_add(struct soc_camera_device *icd)
1185 {
1186         return soc_camera_platform_add(icd, &camera_device, &camera_link,
1187                                        mackerel_camera_release, 0);
1188 }
1189
1190 static void mackerel_camera_del(struct soc_camera_device *icd)
1191 {
1192         soc_camera_platform_del(icd, camera_device, &camera_link);
1193 }
1194
1195 static struct sh_mobile_ceu_info sh_mobile_ceu_info = {
1196         .flags = SH_CEU_FLAG_USE_8BIT_BUS,
1197         .max_width = 8188,
1198         .max_height = 8188,
1199 };
1200
1201 static struct resource ceu_resources[] = {
1202         [0] = {
1203                 .name   = "CEU",
1204                 .start  = 0xfe910000,
1205                 .end    = 0xfe91009f,
1206                 .flags  = IORESOURCE_MEM,
1207         },
1208         [1] = {
1209                 .start  = intcs_evt2irq(0x880),
1210                 .flags  = IORESOURCE_IRQ,
1211         },
1212         [2] = {
1213                 /* place holder for contiguous memory */
1214         },
1215 };
1216
1217 static struct platform_device ceu_device = {
1218         .name           = "sh_mobile_ceu",
1219         .id             = 0, /* "ceu0" clock */
1220         .num_resources  = ARRAY_SIZE(ceu_resources),
1221         .resource       = ceu_resources,
1222         .dev            = {
1223                 .platform_data          = &sh_mobile_ceu_info,
1224                 .coherent_dma_mask      = 0xffffffff,
1225         },
1226 };
1227
1228 static struct platform_device mackerel_camera = {
1229         .name   = "soc-camera-pdrv",
1230         .id     = 0,
1231         .dev    = {
1232                 .platform_data = &camera_link,
1233         },
1234 };
1235
1236 static struct platform_device *mackerel_devices[] __initdata = {
1237         &nor_flash_device,
1238         &smc911x_device,
1239         &lcdc_device,
1240         &gpio_backlight_device,
1241         &usbhs0_device,
1242         &usbhs1_device,
1243         &leds_device,
1244         &fsi_device,
1245         &fsi_ak4643_device,
1246         &fsi_hdmi_device,
1247         &nand_flash_device,
1248         &sdhi0_device,
1249 #if !IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1250         &sdhi1_device,
1251 #else
1252         &sh_mmcif_device,
1253 #endif
1254         &sdhi2_device,
1255         &ceu_device,
1256         &mackerel_camera,
1257         &hdmi_device,
1258         &hdmi_lcdc_device,
1259         &meram_device,
1260 };
1261
1262 /* Keypad Initialization */
1263 #define KEYPAD_BUTTON(ev_type, ev_code, act_low) \
1264 {                                                               \
1265         .type           = ev_type,                              \
1266         .code           = ev_code,                              \
1267         .active_low     = act_low,                              \
1268 }
1269
1270 #define KEYPAD_BUTTON_LOW(event_code) KEYPAD_BUTTON(EV_KEY, event_code, 1)
1271
1272 static struct tca6416_button mackerel_gpio_keys[] = {
1273         KEYPAD_BUTTON_LOW(KEY_HOME),
1274         KEYPAD_BUTTON_LOW(KEY_MENU),
1275         KEYPAD_BUTTON_LOW(KEY_BACK),
1276         KEYPAD_BUTTON_LOW(KEY_POWER),
1277 };
1278
1279 static struct tca6416_keys_platform_data mackerel_tca6416_keys_info = {
1280         .buttons        = mackerel_gpio_keys,
1281         .nbuttons       = ARRAY_SIZE(mackerel_gpio_keys),
1282         .rep            = 1,
1283         .use_polling    = 0,
1284         .pinmask        = 0x000F,
1285 };
1286
1287 /* I2C */
1288 #define IRQ7 evt2irq(0x02e0)
1289 #define IRQ9 evt2irq(0x0320)
1290
1291 static struct i2c_board_info i2c0_devices[] = {
1292         {
1293                 I2C_BOARD_INFO("ak4643", 0x13),
1294         },
1295         /* Keypad */
1296         {
1297                 I2C_BOARD_INFO("tca6408-keys", 0x20),
1298                 .platform_data = &mackerel_tca6416_keys_info,
1299                 .irq = IRQ9,
1300         },
1301         /* Touchscreen */
1302         {
1303                 I2C_BOARD_INFO("st1232-ts", 0x55),
1304                 .irq = IRQ7,
1305         },
1306 };
1307
1308 #define IRQ21 evt2irq(0x32a0)
1309
1310 static struct i2c_board_info i2c1_devices[] = {
1311         /* Accelerometer */
1312         {
1313                 I2C_BOARD_INFO("adxl34x", 0x53),
1314                 .irq = IRQ21,
1315         },
1316 };
1317
1318 static unsigned long pin_pulldown_conf[] = {
1319         PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_DOWN, 0),
1320 };
1321
1322 static const struct pinctrl_map mackerel_pinctrl_map[] = {
1323         /* ADXL34X */
1324         PIN_MAP_MUX_GROUP_DEFAULT("1-0053", "pfc-sh7372",
1325                                   "intc_irq21", "intc"),
1326         /* CEU */
1327         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-sh7372",
1328                                   "ceu_data_0_7", "ceu"),
1329         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-sh7372",
1330                                   "ceu_clk_0", "ceu"),
1331         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-sh7372",
1332                                   "ceu_sync", "ceu"),
1333         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_ceu.0", "pfc-sh7372",
1334                                   "ceu_field", "ceu"),
1335         /* FLCTL */
1336         PIN_MAP_MUX_GROUP_DEFAULT("sh_flctl.0", "pfc-sh7372",
1337                                   "flctl_data", "flctl"),
1338         PIN_MAP_MUX_GROUP_DEFAULT("sh_flctl.0", "pfc-sh7372",
1339                                   "flctl_ce0", "flctl"),
1340         PIN_MAP_MUX_GROUP_DEFAULT("sh_flctl.0", "pfc-sh7372",
1341                                   "flctl_ctrl", "flctl"),
1342         /* FSIA (AK4643) */
1343         PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-sh7372",
1344                                   "fsia_sclk_in", "fsia"),
1345         PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-sh7372",
1346                                   "fsia_data_in", "fsia"),
1347         PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.0", "pfc-sh7372",
1348                                   "fsia_data_out", "fsia"),
1349         /* FSIB (HDMI) */
1350         PIN_MAP_MUX_GROUP_DEFAULT("asoc-simple-card.1", "pfc-sh7372",
1351                                   "fsib_mclk_in", "fsib"),
1352         /* HDMI */
1353         PIN_MAP_MUX_GROUP_DEFAULT("sh-mobile-hdmi", "pfc-sh7372",
1354                                   "hdmi", "hdmi"),
1355         /* LCDC */
1356         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh7372",
1357                                   "lcd_data24", "lcd"),
1358         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_lcdc_fb.0", "pfc-sh7372",
1359                                   "lcd_sync", "lcd"),
1360         /* SCIFA0 */
1361         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-sh7372",
1362                                   "scifa0_data", "scifa0"),
1363         /* SCIFA2 (GT-720F GPS module) */
1364         PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.2", "pfc-sh7372",
1365                                   "scifa2_data", "scifa2"),
1366         /* SDHI0 */
1367         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1368                                   "sdhi0_data4", "sdhi0"),
1369         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1370                                   "sdhi0_ctrl", "sdhi0"),
1371         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1372                                   "sdhi0_wp", "sdhi0"),
1373         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-sh7372",
1374                                   "intc_irq26_1", "intc"),
1375         /* SDHI1 */
1376 #if !IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1377         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh7372",
1378                                   "sdhi1_data4", "sdhi1"),
1379         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-sh7372",
1380                                   "sdhi1_ctrl", "sdhi1"),
1381 #else
1382         /* MMCIF */
1383         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh7372",
1384                                   "mmc0_data8_0", "mmc0"),
1385         PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-sh7372",
1386                                   "mmc0_ctrl_0", "mmc0"),
1387 #endif
1388         /* SDHI2 */
1389         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh7372",
1390                                   "sdhi2_data4", "sdhi2"),
1391         PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-sh7372",
1392                                   "sdhi2_ctrl", "sdhi2"),
1393         /* SMSC911X */
1394         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-sh7372",
1395                                   "bsc_cs5a", "bsc"),
1396         PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-sh7372",
1397                                   "intc_irq6_0", "intc"),
1398         /* ST1232 */
1399         PIN_MAP_MUX_GROUP_DEFAULT("0-0055", "pfc-sh7372",
1400                                   "intc_irq7_0", "intc"),
1401         /* TCA6416 */
1402         PIN_MAP_MUX_GROUP_DEFAULT("0-0020", "pfc-sh7372",
1403                                   "intc_irq9_0", "intc"),
1404         /* USBHS0 */
1405         PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs.0", "pfc-sh7372",
1406                                   "usb0_vbus", "usb0"),
1407         PIN_MAP_CONFIGS_GROUP_DEFAULT("renesas_usbhs.0", "pfc-sh7372",
1408                                       "usb0_vbus", pin_pulldown_conf),
1409         /* USBHS1 */
1410         PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs.1", "pfc-sh7372",
1411                                   "usb1_vbus", "usb1"),
1412         PIN_MAP_CONFIGS_GROUP_DEFAULT("renesas_usbhs.1", "pfc-sh7372",
1413                                       "usb1_vbus", pin_pulldown_conf),
1414         PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs.1", "pfc-sh7372",
1415                                   "usb1_otg_id_0", "usb1"),
1416 };
1417
1418 #define GPIO_PORT9CR    IOMEM(0xE6051009)
1419 #define GPIO_PORT10CR   IOMEM(0xE605100A)
1420 #define SRCR4           IOMEM(0xe61580bc)
1421 #define USCCR1          IOMEM(0xE6058144)
1422 static void __init mackerel_init(void)
1423 {
1424         static struct pm_domain_device domain_devices[] __initdata = {
1425                 { "A4LC", &lcdc_device, },
1426                 { "A4LC", &hdmi_lcdc_device, },
1427                 { "A4LC", &meram_device, },
1428                 { "A4MP", &fsi_device, },
1429                 { "A3SP", &usbhs0_device, },
1430                 { "A3SP", &usbhs1_device, },
1431                 { "A3SP", &nand_flash_device, },
1432                 { "A3SP", &sdhi0_device, },
1433 #if !IS_ENABLED(CONFIG_MMC_SH_MMCIF)
1434                 { "A3SP", &sdhi1_device, },
1435 #else
1436                 { "A3SP", &sh_mmcif_device, },
1437 #endif
1438                 { "A3SP", &sdhi2_device, },
1439                 { "A4R", &ceu_device, },
1440         };
1441         u32 srcr4;
1442         struct clk *clk;
1443
1444         regulator_register_always_on(0, "fixed-1.8V", fixed1v8_power_consumers,
1445                                      ARRAY_SIZE(fixed1v8_power_consumers), 1800000);
1446         regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers,
1447                                      ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
1448         regulator_register_fixed(2, dummy_supplies, ARRAY_SIZE(dummy_supplies));
1449
1450         /* External clock source */
1451         clk_set_rate(&sh7372_dv_clki_clk, 27000000);
1452
1453         pinctrl_register_mappings(mackerel_pinctrl_map,
1454                                   ARRAY_SIZE(mackerel_pinctrl_map));
1455         sh7372_pinmux_init();
1456
1457         gpio_request_one(151, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */
1458
1459         /* FSI2 port A (ak4643) */
1460         gpio_request_one(161, GPIOF_OUT_INIT_LOW, NULL); /* slave */
1461
1462         gpio_request(9,  NULL);
1463         gpio_request(10, NULL);
1464         gpio_direction_none(GPIO_PORT9CR);  /* FSIAOBT needs no direction */
1465         gpio_direction_none(GPIO_PORT10CR); /* FSIAOLR needs no direction */
1466
1467         intc_set_priority(IRQ_FSI, 3); /* irq priority FSI(3) > SMSC911X(2) */
1468
1469         /* FSI2 port B (HDMI) */
1470         __raw_writew(__raw_readw(USCCR1) & ~(1 << 6), USCCR1); /* use SPDIF */
1471
1472         /* set SPU2 clock to 119.6 MHz */
1473         clk = clk_get(NULL, "spu_clk");
1474         if (!IS_ERR(clk)) {
1475                 clk_set_rate(clk, clk_round_rate(clk, 119600000));
1476                 clk_put(clk);
1477         }
1478
1479         /* Keypad */
1480         irq_set_irq_type(IRQ9, IRQ_TYPE_LEVEL_HIGH);
1481
1482         /* Touchscreen */
1483         irq_set_irq_type(IRQ7, IRQ_TYPE_LEVEL_LOW);
1484
1485         /* Accelerometer */
1486         irq_set_irq_type(IRQ21, IRQ_TYPE_LEVEL_HIGH);
1487
1488         /* Reset HDMI, must be held at least one EXTALR (32768Hz) period */
1489         srcr4 = __raw_readl(SRCR4);
1490         __raw_writel(srcr4 | (1 << 13), SRCR4);
1491         udelay(50);
1492         __raw_writel(srcr4 & ~(1 << 13), SRCR4);
1493
1494         i2c_register_board_info(0, i2c0_devices,
1495                                 ARRAY_SIZE(i2c0_devices));
1496         i2c_register_board_info(1, i2c1_devices,
1497                                 ARRAY_SIZE(i2c1_devices));
1498
1499         sh7372_add_standard_devices();
1500
1501         platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
1502
1503         rmobile_add_devices_to_domains(domain_devices,
1504                                        ARRAY_SIZE(domain_devices));
1505
1506         hdmi_init_pm_clock();
1507         sh7372_pm_init();
1508         pm_clk_add(&fsi_device.dev, "spu2");
1509         pm_clk_add(&hdmi_lcdc_device.dev, "hdmi");
1510 }
1511
1512 static const char *mackerel_boards_compat_dt[] __initdata = {
1513         "renesas,mackerel",
1514         NULL,
1515 };
1516
1517 DT_MACHINE_START(MACKEREL_DT, "mackerel")
1518         .map_io         = sh7372_map_io,
1519         .init_early     = sh7372_add_early_devices,
1520         .init_irq       = sh7372_init_irq,
1521         .handle_irq     = shmobile_handle_irq_intc,
1522         .init_machine   = mackerel_init,
1523         .init_late      = sh7372_pm_init_late,
1524         .init_time      = sh7372_earlytimer_init,
1525         .dt_compat  = mackerel_boards_compat_dt,
1526 MACHINE_END