linux/arch/sh/kernel/cpu/sh4a/setup-sh7786.c
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   1/*
   2 * SH7786 Setup
   3 *
   4 * Copyright (C) 2009 - 2010  Renesas Solutions Corp.
   5 * Kuninori Morimoto <morimoto.kuninori@renesas.com>
   6 * Paul Mundt <paul.mundt@renesas.com>
   7 *
   8 * Based on SH7785 Setup
   9 *
  10 *  Copyright (C) 2007  Paul Mundt
  11 *
  12 * This file is subject to the terms and conditions of the GNU General Public
  13 * License.  See the file "COPYING" in the main directory of this archive
  14 * for more details.
  15 */
  16#include <linux/platform_device.h>
  17#include <linux/init.h>
  18#include <linux/serial.h>
  19#include <linux/serial_sci.h>
  20#include <linux/io.h>
  21#include <linux/mm.h>
  22#include <linux/dma-mapping.h>
  23#include <linux/sh_timer.h>
  24#include <linux/sh_dma.h>
  25#include <linux/sh_intc.h>
  26#include <cpu/dma-register.h>
  27#include <asm/mmzone.h>
  28
  29static struct plat_sci_port scif0_platform_data = {
  30        .mapbase        = 0xffea0000,
  31        .flags          = UPF_BOOT_AUTOCONF,
  32        .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
  33        .scbrr_algo_id  = SCBRR_ALGO_1,
  34        .type           = PORT_SCIF,
  35        .irqs           = { 40, 41, 43, 42 },
  36};
  37
  38static struct platform_device scif0_device = {
  39        .name           = "sh-sci",
  40        .id             = 0,
  41        .dev            = {
  42                .platform_data  = &scif0_platform_data,
  43        },
  44};
  45
  46/*
  47 * The rest of these all have multiplexed IRQs
  48 */
  49static struct plat_sci_port scif1_platform_data = {
  50        .mapbase        = 0xffeb0000,
  51        .flags          = UPF_BOOT_AUTOCONF,
  52        .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
  53        .scbrr_algo_id  = SCBRR_ALGO_1,
  54        .type           = PORT_SCIF,
  55        .irqs           = { 44, 44, 44, 44 },
  56};
  57
  58static struct platform_device scif1_device = {
  59        .name           = "sh-sci",
  60        .id             = 1,
  61        .dev            = {
  62                .platform_data  = &scif1_platform_data,
  63        },
  64};
  65
  66static struct plat_sci_port scif2_platform_data = {
  67        .mapbase        = 0xffec0000,
  68        .flags          = UPF_BOOT_AUTOCONF,
  69        .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
  70        .scbrr_algo_id  = SCBRR_ALGO_1,
  71        .type           = PORT_SCIF,
  72        .irqs           = { 50, 50, 50, 50 },
  73};
  74
  75static struct platform_device scif2_device = {
  76        .name           = "sh-sci",
  77        .id             = 2,
  78        .dev            = {
  79                .platform_data  = &scif2_platform_data,
  80        },
  81};
  82
  83static struct plat_sci_port scif3_platform_data = {
  84        .mapbase        = 0xffed0000,
  85        .flags          = UPF_BOOT_AUTOCONF,
  86        .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
  87        .scbrr_algo_id  = SCBRR_ALGO_1,
  88        .type           = PORT_SCIF,
  89        .irqs           = { 51, 51, 51, 51 },
  90};
  91
  92static struct platform_device scif3_device = {
  93        .name           = "sh-sci",
  94        .id             = 3,
  95        .dev            = {
  96                .platform_data  = &scif3_platform_data,
  97        },
  98};
  99
 100static struct plat_sci_port scif4_platform_data = {
 101        .mapbase        = 0xffee0000,
 102        .flags          = UPF_BOOT_AUTOCONF,
 103        .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
 104        .scbrr_algo_id  = SCBRR_ALGO_1,
 105        .type           = PORT_SCIF,
 106        .irqs           = { 52, 52, 52, 52 },
 107};
 108
 109static struct platform_device scif4_device = {
 110        .name           = "sh-sci",
 111        .id             = 4,
 112        .dev            = {
 113                .platform_data  = &scif4_platform_data,
 114        },
 115};
 116
 117static struct plat_sci_port scif5_platform_data = {
 118        .mapbase        = 0xffef0000,
 119        .flags          = UPF_BOOT_AUTOCONF,
 120        .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE | SCSCR_CKE1,
 121        .scbrr_algo_id  = SCBRR_ALGO_1,
 122        .type           = PORT_SCIF,
 123        .irqs           = { 53, 53, 53, 53 },
 124};
 125
 126static struct platform_device scif5_device = {
 127        .name           = "sh-sci",
 128        .id             = 5,
 129        .dev            = {
 130                .platform_data  = &scif5_platform_data,
 131        },
 132};
 133
 134static struct sh_timer_config tmu0_platform_data = {
 135        .channel_offset = 0x04,
 136        .timer_bit = 0,
 137        .clockevent_rating = 200,
 138};
 139
 140static struct resource tmu0_resources[] = {
 141        [0] = {
 142                .start  = 0xffd80008,
 143                .end    = 0xffd80013,
 144                .flags  = IORESOURCE_MEM,
 145        },
 146        [1] = {
 147                .start  = 16,
 148                .flags  = IORESOURCE_IRQ,
 149        },
 150};
 151
 152static struct platform_device tmu0_device = {
 153        .name           = "sh_tmu",
 154        .id             = 0,
 155        .dev = {
 156                .platform_data  = &tmu0_platform_data,
 157        },
 158        .resource       = tmu0_resources,
 159        .num_resources  = ARRAY_SIZE(tmu0_resources),
 160};
 161
 162static struct sh_timer_config tmu1_platform_data = {
 163        .channel_offset = 0x10,
 164        .timer_bit = 1,
 165        .clocksource_rating = 200,
 166};
 167
 168static struct resource tmu1_resources[] = {
 169        [0] = {
 170                .start  = 0xffd80014,
 171                .end    = 0xffd8001f,
 172                .flags  = IORESOURCE_MEM,
 173        },
 174        [1] = {
 175                .start  = 17,
 176                .flags  = IORESOURCE_IRQ,
 177        },
 178};
 179
 180static struct platform_device tmu1_device = {
 181        .name           = "sh_tmu",
 182        .id             = 1,
 183        .dev = {
 184                .platform_data  = &tmu1_platform_data,
 185        },
 186        .resource       = tmu1_resources,
 187        .num_resources  = ARRAY_SIZE(tmu1_resources),
 188};
 189
 190static struct sh_timer_config tmu2_platform_data = {
 191        .channel_offset = 0x1c,
 192        .timer_bit = 2,
 193};
 194
 195static struct resource tmu2_resources[] = {
 196        [0] = {
 197                .start  = 0xffd80020,
 198                .end    = 0xffd8002f,
 199                .flags  = IORESOURCE_MEM,
 200        },
 201        [1] = {
 202                .start  = 18,
 203                .flags  = IORESOURCE_IRQ,
 204        },
 205};
 206
 207static struct platform_device tmu2_device = {
 208        .name           = "sh_tmu",
 209        .id             = 2,
 210        .dev = {
 211                .platform_data  = &tmu2_platform_data,
 212        },
 213        .resource       = tmu2_resources,
 214        .num_resources  = ARRAY_SIZE(tmu2_resources),
 215};
 216
 217static struct sh_timer_config tmu3_platform_data = {
 218        .channel_offset = 0x04,
 219        .timer_bit = 0,
 220};
 221
 222static struct resource tmu3_resources[] = {
 223        [0] = {
 224                .start  = 0xffda0008,
 225                .end    = 0xffda0013,
 226                .flags  = IORESOURCE_MEM,
 227        },
 228        [1] = {
 229                .start  = 20,
 230                .flags  = IORESOURCE_IRQ,
 231        },
 232};
 233
 234static struct platform_device tmu3_device = {
 235        .name           = "sh_tmu",
 236        .id             = 3,
 237        .dev = {
 238                .platform_data  = &tmu3_platform_data,
 239        },
 240        .resource       = tmu3_resources,
 241        .num_resources  = ARRAY_SIZE(tmu3_resources),
 242};
 243
 244static struct sh_timer_config tmu4_platform_data = {
 245        .channel_offset = 0x10,
 246        .timer_bit = 1,
 247};
 248
 249static struct resource tmu4_resources[] = {
 250        [0] = {
 251                .start  = 0xffda0014,
 252                .end    = 0xffda001f,
 253                .flags  = IORESOURCE_MEM,
 254        },
 255        [1] = {
 256                .start  = 21,
 257                .flags  = IORESOURCE_IRQ,
 258        },
 259};
 260
 261static struct platform_device tmu4_device = {
 262        .name           = "sh_tmu",
 263        .id             = 4,
 264        .dev = {
 265                .platform_data  = &tmu4_platform_data,
 266        },
 267        .resource       = tmu4_resources,
 268        .num_resources  = ARRAY_SIZE(tmu4_resources),
 269};
 270
 271static struct sh_timer_config tmu5_platform_data = {
 272        .channel_offset = 0x1c,
 273        .timer_bit = 2,
 274};
 275
 276static struct resource tmu5_resources[] = {
 277        [0] = {
 278                .start  = 0xffda0020,
 279                .end    = 0xffda002b,
 280                .flags  = IORESOURCE_MEM,
 281        },
 282        [1] = {
 283                .start  = 22,
 284                .flags  = IORESOURCE_IRQ,
 285        },
 286};
 287
 288static struct platform_device tmu5_device = {
 289        .name           = "sh_tmu",
 290        .id             = 5,
 291        .dev = {
 292                .platform_data  = &tmu5_platform_data,
 293        },
 294        .resource       = tmu5_resources,
 295        .num_resources  = ARRAY_SIZE(tmu5_resources),
 296};
 297
 298static struct sh_timer_config tmu6_platform_data = {
 299        .channel_offset = 0x04,
 300        .timer_bit = 0,
 301};
 302
 303static struct resource tmu6_resources[] = {
 304        [0] = {
 305                .start  = 0xffdc0008,
 306                .end    = 0xffdc0013,
 307                .flags  = IORESOURCE_MEM,
 308        },
 309        [1] = {
 310                .start  = 45,
 311                .flags  = IORESOURCE_IRQ,
 312        },
 313};
 314
 315static struct platform_device tmu6_device = {
 316        .name           = "sh_tmu",
 317        .id             = 6,
 318        .dev = {
 319                .platform_data  = &tmu6_platform_data,
 320        },
 321        .resource       = tmu6_resources,
 322        .num_resources  = ARRAY_SIZE(tmu6_resources),
 323};
 324
 325static struct sh_timer_config tmu7_platform_data = {
 326        .channel_offset = 0x10,
 327        .timer_bit = 1,
 328};
 329
 330static struct resource tmu7_resources[] = {
 331        [0] = {
 332                .start  = 0xffdc0014,
 333                .end    = 0xffdc001f,
 334                .flags  = IORESOURCE_MEM,
 335        },
 336        [1] = {
 337                .start  = 45,
 338                .flags  = IORESOURCE_IRQ,
 339        },
 340};
 341
 342static struct platform_device tmu7_device = {
 343        .name           = "sh_tmu",
 344        .id             = 7,
 345        .dev = {
 346                .platform_data  = &tmu7_platform_data,
 347        },
 348        .resource       = tmu7_resources,
 349        .num_resources  = ARRAY_SIZE(tmu7_resources),
 350};
 351
 352static struct sh_timer_config tmu8_platform_data = {
 353        .channel_offset = 0x1c,
 354        .timer_bit = 2,
 355};
 356
 357static struct resource tmu8_resources[] = {
 358        [0] = {
 359                .start  = 0xffdc0020,
 360                .end    = 0xffdc002b,
 361                .flags  = IORESOURCE_MEM,
 362        },
 363        [1] = {
 364                .start  = 45,
 365                .flags  = IORESOURCE_IRQ,
 366        },
 367};
 368
 369static struct platform_device tmu8_device = {
 370        .name           = "sh_tmu",
 371        .id             = 8,
 372        .dev = {
 373                .platform_data  = &tmu8_platform_data,
 374        },
 375        .resource       = tmu8_resources,
 376        .num_resources  = ARRAY_SIZE(tmu8_resources),
 377};
 378
 379static struct sh_timer_config tmu9_platform_data = {
 380        .channel_offset = 0x04,
 381        .timer_bit = 0,
 382};
 383
 384static struct resource tmu9_resources[] = {
 385        [0] = {
 386                .start  = 0xffde0008,
 387                .end    = 0xffde0013,
 388                .flags  = IORESOURCE_MEM,
 389        },
 390        [1] = {
 391                .start  = 46,
 392                .flags  = IORESOURCE_IRQ,
 393        },
 394};
 395
 396static struct platform_device tmu9_device = {
 397        .name           = "sh_tmu",
 398        .id             = 9,
 399        .dev = {
 400                .platform_data  = &tmu9_platform_data,
 401        },
 402        .resource       = tmu9_resources,
 403        .num_resources  = ARRAY_SIZE(tmu9_resources),
 404};
 405
 406static struct sh_timer_config tmu10_platform_data = {
 407        .channel_offset = 0x10,
 408        .timer_bit = 1,
 409};
 410
 411static struct resource tmu10_resources[] = {
 412        [0] = {
 413                .start  = 0xffde0014,
 414                .end    = 0xffde001f,
 415                .flags  = IORESOURCE_MEM,
 416        },
 417        [1] = {
 418                .start  = 46,
 419                .flags  = IORESOURCE_IRQ,
 420        },
 421};
 422
 423static struct platform_device tmu10_device = {
 424        .name           = "sh_tmu",
 425        .id             = 10,
 426        .dev = {
 427                .platform_data  = &tmu10_platform_data,
 428        },
 429        .resource       = tmu10_resources,
 430        .num_resources  = ARRAY_SIZE(tmu10_resources),
 431};
 432
 433static struct sh_timer_config tmu11_platform_data = {
 434        .channel_offset = 0x1c,
 435        .timer_bit = 2,
 436};
 437
 438static struct resource tmu11_resources[] = {
 439        [0] = {
 440                .start  = 0xffde0020,
 441                .end    = 0xffde002b,
 442                .flags  = IORESOURCE_MEM,
 443        },
 444        [1] = {
 445                .start  = 46,
 446                .flags  = IORESOURCE_IRQ,
 447        },
 448};
 449
 450static struct platform_device tmu11_device = {
 451        .name           = "sh_tmu",
 452        .id             = 11,
 453        .dev = {
 454                .platform_data  = &tmu11_platform_data,
 455        },
 456        .resource       = tmu11_resources,
 457        .num_resources  = ARRAY_SIZE(tmu11_resources),
 458};
 459
 460static const struct sh_dmae_channel dmac0_channels[] = {
 461        {
 462                .offset = 0,
 463                .dmars = 0,
 464                .dmars_bit = 0,
 465        }, {
 466                .offset = 0x10,
 467                .dmars = 0,
 468                .dmars_bit = 8,
 469        }, {
 470                .offset = 0x20,
 471                .dmars = 4,
 472                .dmars_bit = 0,
 473        }, {
 474                .offset = 0x30,
 475                .dmars = 4,
 476                .dmars_bit = 8,
 477        }, {
 478                .offset = 0x50,
 479                .dmars = 8,
 480                .dmars_bit = 0,
 481        }, {
 482                .offset = 0x60,
 483                .dmars = 8,
 484                .dmars_bit = 8,
 485        }
 486};
 487
 488static const unsigned int ts_shift[] = TS_SHIFT;
 489
 490static struct sh_dmae_pdata dma0_platform_data = {
 491        .channel        = dmac0_channels,
 492        .channel_num    = ARRAY_SIZE(dmac0_channels),
 493        .ts_low_shift   = CHCR_TS_LOW_SHIFT,
 494        .ts_low_mask    = CHCR_TS_LOW_MASK,
 495        .ts_high_shift  = CHCR_TS_HIGH_SHIFT,
 496        .ts_high_mask   = CHCR_TS_HIGH_MASK,
 497        .ts_shift       = ts_shift,
 498        .ts_shift_num   = ARRAY_SIZE(ts_shift),
 499        .dmaor_init     = DMAOR_INIT,
 500};
 501
 502/* Resource order important! */
 503static struct resource dmac0_resources[] = {
 504        {
 505                /* Channel registers and DMAOR */
 506                .start  = 0xfe008020,
 507                .end    = 0xfe00808f,
 508                .flags  = IORESOURCE_MEM,
 509        }, {
 510                /* DMARSx */
 511                .start  = 0xfe009000,
 512                .end    = 0xfe00900b,
 513                .flags  = IORESOURCE_MEM,
 514        }, {
 515                /* DMA error IRQ */
 516                .start  = evt2irq(0x5c0),
 517                .end    = evt2irq(0x5c0),
 518                .flags  = IORESOURCE_IRQ,
 519        }, {
 520                /* IRQ for channels 0-5 */
 521                .start  = evt2irq(0x500),
 522                .end    = evt2irq(0x5a0),
 523                .flags  = IORESOURCE_IRQ,
 524        },
 525};
 526
 527static struct platform_device dma0_device = {
 528        .name           = "sh-dma-engine",
 529        .id             = 0,
 530        .resource       = dmac0_resources,
 531        .num_resources  = ARRAY_SIZE(dmac0_resources),
 532        .dev            = {
 533                .platform_data  = &dma0_platform_data,
 534        },
 535};
 536
 537#define USB_EHCI_START 0xffe70000
 538#define USB_OHCI_START 0xffe70400
 539
 540static struct resource usb_ehci_resources[] = {
 541        [0] = {
 542                .start  = USB_EHCI_START,
 543                .end    = USB_EHCI_START + 0x3ff,
 544                .flags  = IORESOURCE_MEM,
 545        },
 546        [1] = {
 547                .start  = 77,
 548                .end    = 77,
 549                .flags  = IORESOURCE_IRQ,
 550        },
 551};
 552
 553static struct platform_device usb_ehci_device = {
 554        .name           = "sh_ehci",
 555        .id             = -1,
 556        .dev = {
 557                .dma_mask               = &usb_ehci_device.dev.coherent_dma_mask,
 558                .coherent_dma_mask      = DMA_BIT_MASK(32),
 559        },
 560        .num_resources  = ARRAY_SIZE(usb_ehci_resources),
 561        .resource       = usb_ehci_resources,
 562};
 563
 564static struct resource usb_ohci_resources[] = {
 565        [0] = {
 566                .start  = USB_OHCI_START,
 567                .end    = USB_OHCI_START + 0x3ff,
 568                .flags  = IORESOURCE_MEM,
 569        },
 570        [1] = {
 571                .start  = 77,
 572                .end    = 77,
 573                .flags  = IORESOURCE_IRQ,
 574        },
 575};
 576
 577static struct platform_device usb_ohci_device = {
 578        .name           = "sh_ohci",
 579        .id             = -1,
 580        .dev = {
 581                .dma_mask               = &usb_ohci_device.dev.coherent_dma_mask,
 582                .coherent_dma_mask      = DMA_BIT_MASK(32),
 583        },
 584        .num_resources  = ARRAY_SIZE(usb_ohci_resources),
 585        .resource       = usb_ohci_resources,
 586};
 587
 588static struct platform_device *sh7786_early_devices[] __initdata = {
 589        &scif0_device,
 590        &scif1_device,
 591        &scif2_device,
 592        &scif3_device,
 593        &scif4_device,
 594        &scif5_device,
 595        &tmu0_device,
 596        &tmu1_device,
 597        &tmu2_device,
 598        &tmu3_device,
 599        &tmu4_device,
 600        &tmu5_device,
 601        &tmu6_device,
 602        &tmu7_device,
 603        &tmu8_device,
 604        &tmu9_device,
 605        &tmu10_device,
 606        &tmu11_device,
 607};
 608
 609static struct platform_device *sh7786_devices[] __initdata = {
 610        &dma0_device,
 611        &usb_ehci_device,
 612        &usb_ohci_device,
 613};
 614
 615/*
 616 * Please call this function if your platform board
 617 * use external clock for USB
 618 * */
 619#define USBCTL0         0xffe70858
 620#define CLOCK_MODE_MASK 0xffffff7f
 621#define EXT_CLOCK_MODE  0x00000080
 622
 623void __init sh7786_usb_use_exclock(void)
 624{
 625        u32 val = __raw_readl(USBCTL0) & CLOCK_MODE_MASK;
 626        __raw_writel(val | EXT_CLOCK_MODE, USBCTL0);
 627}
 628
 629#define USBINITREG1     0xffe70094
 630#define USBINITREG2     0xffe7009c
 631#define USBINITVAL1     0x00ff0040
 632#define USBINITVAL2     0x00000001
 633
 634#define USBPCTL1        0xffe70804
 635#define USBST           0xffe70808
 636#define PHY_ENB         0x00000001
 637#define PLL_ENB         0x00000002
 638#define PHY_RST         0x00000004
 639#define ACT_PLL_STATUS  0xc0000000
 640
 641static void __init sh7786_usb_setup(void)
 642{
 643        int i = 1000000;
 644
 645        /*
 646         * USB initial settings
 647         *
 648         * The following settings are necessary
 649         * for using the USB modules.
 650         *
 651         * see "USB Initial Settings" for detail
 652         */
 653        __raw_writel(USBINITVAL1, USBINITREG1);
 654        __raw_writel(USBINITVAL2, USBINITREG2);
 655
 656        /*
 657         * Set the PHY and PLL enable bit
 658         */
 659        __raw_writel(PHY_ENB | PLL_ENB, USBPCTL1);
 660        while (i--) {
 661                if (ACT_PLL_STATUS == (__raw_readl(USBST) & ACT_PLL_STATUS)) {
 662                        /* Set the PHY RST bit */
 663                        __raw_writel(PHY_ENB | PLL_ENB | PHY_RST, USBPCTL1);
 664                        printk(KERN_INFO "sh7786 usb setup done\n");
 665                        break;
 666                }
 667                cpu_relax();
 668        }
 669}
 670
 671enum {
 672        UNUSED = 0,
 673
 674        /* interrupt sources */
 675        IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
 676        IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
 677        IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
 678        IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
 679
 680        IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
 681        IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
 682        IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
 683        IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
 684
 685        IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
 686        WDT,
 687        TMU0_0, TMU0_1, TMU0_2, TMU0_3,
 688        TMU1_0, TMU1_1, TMU1_2,
 689        DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
 690        HUDI1, HUDI0,
 691        DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
 692        HPB_0, HPB_1, HPB_2,
 693        SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
 694        SCIF1,
 695        TMU2, TMU3,
 696        SCIF2, SCIF3, SCIF4, SCIF5,
 697        Eth_0, Eth_1,
 698        PCIeC0_0, PCIeC0_1, PCIeC0_2,
 699        PCIeC1_0, PCIeC1_1, PCIeC1_2,
 700        USB,
 701        I2C0, I2C1,
 702        DU,
 703        SSI0, SSI1, SSI2, SSI3,
 704        PCIeC2_0, PCIeC2_1, PCIeC2_2,
 705        HAC0, HAC1,
 706        FLCTL,
 707        HSPI,
 708        GPIO0, GPIO1,
 709        Thermal,
 710        INTICI0, INTICI1, INTICI2, INTICI3,
 711        INTICI4, INTICI5, INTICI6, INTICI7,
 712
 713        /* Muxed sub-events */
 714        TXI1, BRI1, RXI1, ERI1,
 715};
 716
 717static struct intc_vect sh7786_vectors[] __initdata = {
 718        INTC_VECT(WDT, 0x3e0),
 719        INTC_VECT(TMU0_0, 0x400), INTC_VECT(TMU0_1, 0x420),
 720        INTC_VECT(TMU0_2, 0x440), INTC_VECT(TMU0_3, 0x460),
 721        INTC_VECT(TMU1_0, 0x480), INTC_VECT(TMU1_1, 0x4a0),
 722        INTC_VECT(TMU1_2, 0x4c0),
 723        INTC_VECT(DMAC0_0, 0x500), INTC_VECT(DMAC0_1, 0x520),
 724        INTC_VECT(DMAC0_2, 0x540), INTC_VECT(DMAC0_3, 0x560),
 725        INTC_VECT(DMAC0_4, 0x580), INTC_VECT(DMAC0_5, 0x5a0),
 726        INTC_VECT(DMAC0_6, 0x5c0),
 727        INTC_VECT(HUDI1, 0x5e0), INTC_VECT(HUDI0, 0x600),
 728        INTC_VECT(DMAC1_0, 0x620), INTC_VECT(DMAC1_1, 0x640),
 729        INTC_VECT(DMAC1_2, 0x660), INTC_VECT(DMAC1_3, 0x680),
 730        INTC_VECT(HPB_0, 0x6a0), INTC_VECT(HPB_1, 0x6c0),
 731        INTC_VECT(HPB_2, 0x6e0),
 732        INTC_VECT(SCIF0_0, 0x700), INTC_VECT(SCIF0_1, 0x720),
 733        INTC_VECT(SCIF0_2, 0x740), INTC_VECT(SCIF0_3, 0x760),
 734        INTC_VECT(SCIF1, 0x780),
 735        INTC_VECT(TMU2, 0x7a0), INTC_VECT(TMU3, 0x7c0),
 736        INTC_VECT(SCIF2, 0x840), INTC_VECT(SCIF3, 0x860),
 737        INTC_VECT(SCIF4, 0x880), INTC_VECT(SCIF5, 0x8a0),
 738        INTC_VECT(Eth_0, 0x8c0), INTC_VECT(Eth_1, 0x8e0),
 739        INTC_VECT(PCIeC0_0, 0xae0), INTC_VECT(PCIeC0_1, 0xb00),
 740        INTC_VECT(PCIeC0_2, 0xb20),
 741        INTC_VECT(PCIeC1_0, 0xb40), INTC_VECT(PCIeC1_1, 0xb60),
 742        INTC_VECT(PCIeC1_2, 0xb80),
 743        INTC_VECT(USB, 0xba0),
 744        INTC_VECT(I2C0, 0xcc0), INTC_VECT(I2C1, 0xce0),
 745        INTC_VECT(DU, 0xd00),
 746        INTC_VECT(SSI0, 0xd20), INTC_VECT(SSI1, 0xd40),
 747        INTC_VECT(SSI2, 0xd60), INTC_VECT(SSI3, 0xd80),
 748        INTC_VECT(PCIeC2_0, 0xda0), INTC_VECT(PCIeC2_1, 0xdc0),
 749        INTC_VECT(PCIeC2_2, 0xde0),
 750        INTC_VECT(HAC0, 0xe00), INTC_VECT(HAC1, 0xe20),
 751        INTC_VECT(FLCTL, 0xe40),
 752        INTC_VECT(HSPI, 0xe80),
 753        INTC_VECT(GPIO0, 0xea0), INTC_VECT(GPIO1, 0xec0),
 754        INTC_VECT(Thermal, 0xee0),
 755        INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20),
 756        INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60),
 757        INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0),
 758        INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0),
 759};
 760
 761#define CnINTMSK0       0xfe410030
 762#define CnINTMSK1       0xfe410040
 763#define CnINTMSKCLR0    0xfe410050
 764#define CnINTMSKCLR1    0xfe410060
 765#define CnINT2MSKR0     0xfe410a20
 766#define CnINT2MSKR1     0xfe410a24
 767#define CnINT2MSKR2     0xfe410a28
 768#define CnINT2MSKR3     0xfe410a2c
 769#define CnINT2MSKCR0    0xfe410a30
 770#define CnINT2MSKCR1    0xfe410a34
 771#define CnINT2MSKCR2    0xfe410a38
 772#define CnINT2MSKCR3    0xfe410a3c
 773#define INTMSK2         0xfe410068
 774#define INTMSKCLR2      0xfe41006c
 775
 776#define INTDISTCR0      0xfe4100b0
 777#define INTDISTCR1      0xfe4100b4
 778#define INT2DISTCR0     0xfe410900
 779#define INT2DISTCR1     0xfe410904
 780#define INT2DISTCR2     0xfe410908
 781#define INT2DISTCR3     0xfe41090c
 782
 783static struct intc_mask_reg sh7786_mask_registers[] __initdata = {
 784        { CnINTMSK0, CnINTMSKCLR0, 32,
 785          { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 },
 786            INTC_SMP_BALANCING(INTDISTCR0) },
 787        { INTMSK2, INTMSKCLR2, 32,
 788          { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
 789            IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
 790            IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
 791            IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
 792            IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
 793            IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
 794            IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
 795            IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
 796        { CnINT2MSKR0, CnINT2MSKCR0 , 32,
 797          { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 798            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, WDT },
 799            INTC_SMP_BALANCING(INT2DISTCR0) },
 800        { CnINT2MSKR1, CnINT2MSKCR1, 32,
 801          { TMU0_0, TMU0_1, TMU0_2, TMU0_3, TMU1_0, TMU1_1, TMU1_2, 0,
 802            DMAC0_0, DMAC0_1, DMAC0_2, DMAC0_3, DMAC0_4, DMAC0_5, DMAC0_6,
 803            HUDI1, HUDI0,
 804            DMAC1_0, DMAC1_1, DMAC1_2, DMAC1_3,
 805            HPB_0, HPB_1, HPB_2,
 806            SCIF0_0, SCIF0_1, SCIF0_2, SCIF0_3,
 807            SCIF1,
 808            TMU2, TMU3, 0, }, INTC_SMP_BALANCING(INT2DISTCR1) },
 809        { CnINT2MSKR2, CnINT2MSKCR2, 32,
 810          { 0, 0, SCIF2, SCIF3, SCIF4, SCIF5,
 811            Eth_0, Eth_1,
 812            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 813            PCIeC0_0, PCIeC0_1, PCIeC0_2,
 814            PCIeC1_0, PCIeC1_1, PCIeC1_2,
 815            USB, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR2) },
 816        { CnINT2MSKR3, CnINT2MSKCR3, 32,
 817          { 0, 0, 0, 0, 0, 0,
 818            I2C0, I2C1,
 819            DU, SSI0, SSI1, SSI2, SSI3,
 820            PCIeC2_0, PCIeC2_1, PCIeC2_2,
 821            HAC0, HAC1,
 822            FLCTL, 0,
 823            HSPI, GPIO0, GPIO1, Thermal,
 824            0, 0, 0, 0, 0, 0, 0, 0 }, INTC_SMP_BALANCING(INT2DISTCR3) },
 825};
 826
 827static struct intc_prio_reg sh7786_prio_registers[] __initdata = {
 828        { 0xfe410010, 0, 32, 4, /* INTPRI */   { IRQ0, IRQ1, IRQ2, IRQ3,
 829                                                 IRQ4, IRQ5, IRQ6, IRQ7 } },
 830        { 0xfe410800, 0, 32, 8, /* INT2PRI0 */ { 0, 0, 0, WDT } },
 831        { 0xfe410804, 0, 32, 8, /* INT2PRI1 */ { TMU0_0, TMU0_1,
 832                                                 TMU0_2, TMU0_3 } },
 833        { 0xfe410808, 0, 32, 8, /* INT2PRI2 */ { TMU1_0, TMU1_1,
 834                                                 TMU1_2, 0 } },
 835        { 0xfe41080c, 0, 32, 8, /* INT2PRI3 */ { DMAC0_0, DMAC0_1,
 836                                                 DMAC0_2, DMAC0_3 } },
 837        { 0xfe410810, 0, 32, 8, /* INT2PRI4 */ { DMAC0_4, DMAC0_5,
 838                                                 DMAC0_6, HUDI1 } },
 839        { 0xfe410814, 0, 32, 8, /* INT2PRI5 */ { HUDI0, DMAC1_0,
 840                                                 DMAC1_1, DMAC1_2 } },
 841        { 0xfe410818, 0, 32, 8, /* INT2PRI6 */ { DMAC1_3, HPB_0,
 842                                                 HPB_1, HPB_2 } },
 843        { 0xfe41081c, 0, 32, 8, /* INT2PRI7 */ { SCIF0_0, SCIF0_1,
 844                                                 SCIF0_2, SCIF0_3 } },
 845        { 0xfe410820, 0, 32, 8, /* INT2PRI8 */ { SCIF1, TMU2, TMU3, 0 } },
 846        { 0xfe410824, 0, 32, 8, /* INT2PRI9 */ { 0, 0, SCIF2, SCIF3 } },
 847        { 0xfe410828, 0, 32, 8, /* INT2PRI10 */ { SCIF4, SCIF5,
 848                                                  Eth_0, Eth_1 } },
 849        { 0xfe41082c, 0, 32, 8, /* INT2PRI11 */ { 0, 0, 0, 0 } },
 850        { 0xfe410830, 0, 32, 8, /* INT2PRI12 */ { 0, 0, 0, 0 } },
 851        { 0xfe410834, 0, 32, 8, /* INT2PRI13 */ { 0, 0, 0, 0 } },
 852        { 0xfe410838, 0, 32, 8, /* INT2PRI14 */ { 0, 0, 0, PCIeC0_0 } },
 853        { 0xfe41083c, 0, 32, 8, /* INT2PRI15 */ { PCIeC0_1, PCIeC0_2,
 854                                                  PCIeC1_0, PCIeC1_1 } },
 855        { 0xfe410840, 0, 32, 8, /* INT2PRI16 */ { PCIeC1_2, USB, 0, 0 } },
 856        { 0xfe410844, 0, 32, 8, /* INT2PRI17 */ { 0, 0, 0, 0 } },
 857        { 0xfe410848, 0, 32, 8, /* INT2PRI18 */ { 0, 0, I2C0, I2C1 } },
 858        { 0xfe41084c, 0, 32, 8, /* INT2PRI19 */ { DU, SSI0, SSI1, SSI2 } },
 859        { 0xfe410850, 0, 32, 8, /* INT2PRI20 */ { SSI3, PCIeC2_0,
 860                                                  PCIeC2_1, PCIeC2_2 } },
 861        { 0xfe410854, 0, 32, 8, /* INT2PRI21 */ { HAC0, HAC1, FLCTL, 0 } },
 862        { 0xfe410858, 0, 32, 8, /* INT2PRI22 */ { HSPI, GPIO0,
 863                                                  GPIO1, Thermal } },
 864        { 0xfe41085c, 0, 32, 8, /* INT2PRI23 */ { 0, 0, 0, 0 } },
 865        { 0xfe410860, 0, 32, 8, /* INT2PRI24 */ { 0, 0, 0, 0 } },
 866        { 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */
 867          { INTICI7, INTICI6, INTICI5, INTICI4,
 868            INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 2) },
 869};
 870
 871static struct intc_subgroup sh7786_subgroups[] __initdata = {
 872        { 0xfe410c20, 32, SCIF1,
 873          { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 874            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, TXI1, BRI1, RXI1, ERI1 } },
 875};
 876
 877static struct intc_desc sh7786_intc_desc __initdata = {
 878        .name           = "sh7786",
 879        .hw             = {
 880                .vectors        = sh7786_vectors,
 881                .nr_vectors     = ARRAY_SIZE(sh7786_vectors),
 882                .mask_regs      = sh7786_mask_registers,
 883                .nr_mask_regs   = ARRAY_SIZE(sh7786_mask_registers),
 884                .subgroups      = sh7786_subgroups,
 885                .nr_subgroups   = ARRAY_SIZE(sh7786_subgroups),
 886                .prio_regs      = sh7786_prio_registers,
 887                .nr_prio_regs   = ARRAY_SIZE(sh7786_prio_registers),
 888        },
 889};
 890
 891/* Support for external interrupt pins in IRQ mode */
 892static struct intc_vect vectors_irq0123[] __initdata = {
 893        INTC_VECT(IRQ0, 0x200), INTC_VECT(IRQ1, 0x240),
 894        INTC_VECT(IRQ2, 0x280), INTC_VECT(IRQ3, 0x2c0),
 895};
 896
 897static struct intc_vect vectors_irq4567[] __initdata = {
 898        INTC_VECT(IRQ4, 0x300), INTC_VECT(IRQ5, 0x340),
 899        INTC_VECT(IRQ6, 0x380), INTC_VECT(IRQ7, 0x3c0),
 900};
 901
 902static struct intc_sense_reg sh7786_sense_registers[] __initdata = {
 903        { 0xfe41001c, 32, 2, /* ICR1 */   { IRQ0, IRQ1, IRQ2, IRQ3,
 904                                            IRQ4, IRQ5, IRQ6, IRQ7 } },
 905};
 906
 907static struct intc_mask_reg sh7786_ack_registers[] __initdata = {
 908        { 0xfe410024, 0, 32, /* INTREQ */
 909          { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
 910};
 911
 912static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7786-irq0123",
 913                             vectors_irq0123, NULL, sh7786_mask_registers,
 914                             sh7786_prio_registers, sh7786_sense_registers,
 915                             sh7786_ack_registers);
 916
 917static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7786-irq4567",
 918                             vectors_irq4567, NULL, sh7786_mask_registers,
 919                             sh7786_prio_registers, sh7786_sense_registers,
 920                             sh7786_ack_registers);
 921
 922/* External interrupt pins in IRL mode */
 923
 924static struct intc_vect vectors_irl0123[] __initdata = {
 925        INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
 926        INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
 927        INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
 928        INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
 929        INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
 930        INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
 931        INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
 932        INTC_VECT(IRL0_HHHL, 0x3c0),
 933};
 934
 935static struct intc_vect vectors_irl4567[] __initdata = {
 936        INTC_VECT(IRL4_LLLL, 0x900), INTC_VECT(IRL4_LLLH, 0x920),
 937        INTC_VECT(IRL4_LLHL, 0x940), INTC_VECT(IRL4_LLHH, 0x960),
 938        INTC_VECT(IRL4_LHLL, 0x980), INTC_VECT(IRL4_LHLH, 0x9a0),
 939        INTC_VECT(IRL4_LHHL, 0x9c0), INTC_VECT(IRL4_LHHH, 0x9e0),
 940        INTC_VECT(IRL4_HLLL, 0xa00), INTC_VECT(IRL4_HLLH, 0xa20),
 941        INTC_VECT(IRL4_HLHL, 0xa40), INTC_VECT(IRL4_HLHH, 0xa60),
 942        INTC_VECT(IRL4_HHLL, 0xa80), INTC_VECT(IRL4_HHLH, 0xaa0),
 943        INTC_VECT(IRL4_HHHL, 0xac0),
 944};
 945
 946static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7786-irl0123", vectors_irl0123,
 947                         NULL, sh7786_mask_registers, NULL, NULL);
 948
 949static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7786-irl4567", vectors_irl4567,
 950                         NULL, sh7786_mask_registers, NULL, NULL);
 951
 952#define INTC_ICR0       0xfe410000
 953#define INTC_INTMSK0    CnINTMSK0
 954#define INTC_INTMSK1    CnINTMSK1
 955#define INTC_INTMSK2    INTMSK2
 956#define INTC_INTMSKCLR1 CnINTMSKCLR1
 957#define INTC_INTMSKCLR2 INTMSKCLR2
 958
 959void __init plat_irq_setup(void)
 960{
 961        /* disable IRQ3-0 + IRQ7-4 */
 962        __raw_writel(0xff000000, INTC_INTMSK0);
 963
 964        /* disable IRL3-0 + IRL7-4 */
 965        __raw_writel(0xc0000000, INTC_INTMSK1);
 966        __raw_writel(0xfffefffe, INTC_INTMSK2);
 967
 968        /* select IRL mode for IRL3-0 + IRL7-4 */
 969        __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
 970
 971        register_intc_controller(&sh7786_intc_desc);
 972}
 973
 974void __init plat_irq_setup_pins(int mode)
 975{
 976        switch (mode) {
 977        case IRQ_MODE_IRQ7654:
 978                /* select IRQ mode for IRL7-4 */
 979                __raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0);
 980                register_intc_controller(&intc_desc_irq4567);
 981                break;
 982        case IRQ_MODE_IRQ3210:
 983                /* select IRQ mode for IRL3-0 */
 984                __raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0);
 985                register_intc_controller(&intc_desc_irq0123);
 986                break;
 987        case IRQ_MODE_IRL7654:
 988                /* enable IRL7-4 but don't provide any masking */
 989                __raw_writel(0x40000000, INTC_INTMSKCLR1);
 990                __raw_writel(0x0000fffe, INTC_INTMSKCLR2);
 991                break;
 992        case IRQ_MODE_IRL3210:
 993                /* enable IRL0-3 but don't provide any masking */
 994                __raw_writel(0x80000000, INTC_INTMSKCLR1);
 995                __raw_writel(0xfffe0000, INTC_INTMSKCLR2);
 996                break;
 997        case IRQ_MODE_IRL7654_MASK:
 998                /* enable IRL7-4 and mask using cpu intc controller */
 999                __raw_writel(0x40000000, INTC_INTMSKCLR1);
1000                register_intc_controller(&intc_desc_irl4567);
1001                break;
1002        case IRQ_MODE_IRL3210_MASK:
1003                /* enable IRL0-3 and mask using cpu intc controller */
1004                __raw_writel(0x80000000, INTC_INTMSKCLR1);
1005                register_intc_controller(&intc_desc_irl0123);
1006                break;
1007        default:
1008                BUG();
1009        }
1010}
1011
1012void __init plat_mem_setup(void)
1013{
1014}
1015
1016static int __init sh7786_devices_setup(void)
1017{
1018        int ret, irq;
1019
1020        sh7786_usb_setup();
1021
1022        /*
1023         * De-mux SCIF1 IRQs if possible
1024         */
1025        irq = intc_irq_lookup(sh7786_intc_desc.name, TXI1);
1026        if (irq > 0) {
1027                scif1_platform_data.irqs[SCIx_TXI_IRQ] = irq;
1028                scif1_platform_data.irqs[SCIx_ERI_IRQ] =
1029                        intc_irq_lookup(sh7786_intc_desc.name, ERI1);
1030                scif1_platform_data.irqs[SCIx_BRI_IRQ] =
1031                        intc_irq_lookup(sh7786_intc_desc.name, BRI1);
1032                scif1_platform_data.irqs[SCIx_RXI_IRQ] =
1033                        intc_irq_lookup(sh7786_intc_desc.name, RXI1);
1034        }
1035
1036        ret = platform_add_devices(sh7786_early_devices,
1037                                   ARRAY_SIZE(sh7786_early_devices));
1038        if (unlikely(ret != 0))
1039                return ret;
1040
1041        return platform_add_devices(sh7786_devices,
1042                                    ARRAY_SIZE(sh7786_devices));
1043}
1044arch_initcall(sh7786_devices_setup);
1045
1046void __init plat_early_device_setup(void)
1047{
1048        early_platform_add_devices(sh7786_early_devices,
1049                                   ARRAY_SIZE(sh7786_early_devices));
1050}
1051