arch/sh/kernel/cpu/sh4a/setup-sh7785.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * SH7785 Setup
   4  *
   5  *  Copyright (C) 2007  Paul Mundt
   6  */
   7 #include <linux/platform_device.h>
   8 #include <linux/init.h>
   9 #include <linux/serial.h>
  10 #include <linux/serial_sci.h>
  11 #include <linux/io.h>
  12 #include <linux/mm.h>
  13 #include <linux/sh_dma.h>
  14 #include <linux/sh_timer.h>
  15 #include <linux/sh_intc.h>
  16 #include <asm/mmzone.h>
  17 #include <asm/platform_early.h>
  18 #include <cpu/dma-register.h>
  19
  20 static struct plat_sci_port scif0_platform_data = {
  21         .scscr          = SCSCR_REIE | SCSCR_CKE1,
  22         .type           = PORT_SCIF,
  23         .regtype        = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
  24 };
  25
  26 static struct resource scif0_resources[] = {
  27         DEFINE_RES_MEM(0xffea0000, 0x100),
  28         DEFINE_RES_IRQ(evt2irq(0x700)),
  29 };
  30
  31 static struct platform_device scif0_device = {
  32         .name           = "sh-sci",
  33         .id             = 0,
  34         .resource       = scif0_resources,
  35         .num_resources  = ARRAY_SIZE(scif0_resources),
  36         .dev            = {
  37                 .platform_data  = &scif0_platform_data,
  38         },
  39 };
  40
  41 static struct plat_sci_port scif1_platform_data = {
  42         .scscr          = SCSCR_REIE | SCSCR_CKE1,
  43         .type           = PORT_SCIF,
  44         .regtype        = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
  45 };
  46
  47 static struct resource scif1_resources[] = {
  48         DEFINE_RES_MEM(0xffeb0000, 0x100),
  49         DEFINE_RES_IRQ(evt2irq(0x780)),
  50 };
  51
  52 static struct platform_device scif1_device = {
  53         .name           = "sh-sci",
  54         .id             = 1,
  55         .resource       = scif1_resources,
  56         .num_resources  = ARRAY_SIZE(scif1_resources),
  57         .dev            = {
  58                 .platform_data  = &scif1_platform_data,
  59         },
  60 };
  61
  62 static struct plat_sci_port scif2_platform_data = {
  63         .scscr          = SCSCR_REIE | SCSCR_CKE1,
  64         .type           = PORT_SCIF,
  65         .regtype        = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
  66 };
  67
  68 static struct resource scif2_resources[] = {
  69         DEFINE_RES_MEM(0xffec0000, 0x100),
  70         DEFINE_RES_IRQ(evt2irq(0x980)),
  71 };
  72
  73 static struct platform_device scif2_device = {
  74         .name           = "sh-sci",
  75         .id             = 2,
  76         .resource       = scif2_resources,
  77         .num_resources  = ARRAY_SIZE(scif2_resources),
  78         .dev            = {
  79                 .platform_data  = &scif2_platform_data,
  80         },
  81 };
  82
  83 static struct plat_sci_port scif3_platform_data = {
  84         .scscr          = SCSCR_REIE | SCSCR_CKE1,
  85         .type           = PORT_SCIF,
  86         .regtype        = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
  87 };
  88
  89 static struct resource scif3_resources[] = {
  90         DEFINE_RES_MEM(0xffed0000, 0x100),
  91         DEFINE_RES_IRQ(evt2irq(0x9a0)),
  92 };
  93
  94 static struct platform_device scif3_device = {
  95         .name           = "sh-sci",
  96         .id             = 3,
  97         .resource       = scif3_resources,
  98         .num_resources  = ARRAY_SIZE(scif3_resources),
  99         .dev            = {
 100                 .platform_data  = &scif3_platform_data,
 101         },
 102 };
 103
 104 static struct plat_sci_port scif4_platform_data = {
 105         .scscr          = SCSCR_REIE | SCSCR_CKE1,
 106         .type           = PORT_SCIF,
 107         .regtype        = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
 108 };
 109
 110 static struct resource scif4_resources[] = {
 111         DEFINE_RES_MEM(0xffee0000, 0x100),
 112         DEFINE_RES_IRQ(evt2irq(0x9c0)),
 113 };
 114
 115 static struct platform_device scif4_device = {
 116         .name           = "sh-sci",
 117         .id             = 4,
 118         .resource       = scif4_resources,
 119         .num_resources  = ARRAY_SIZE(scif4_resources),
 120         .dev            = {
 121                 .platform_data  = &scif4_platform_data,
 122         },
 123 };
 124
 125 static struct plat_sci_port scif5_platform_data = {
 126         .scscr          = SCSCR_REIE | SCSCR_CKE1,
 127         .type           = PORT_SCIF,
 128         .regtype        = SCIx_SH4_SCIF_FIFODATA_REGTYPE,
 129 };
 130
 131 static struct resource scif5_resources[] = {
 132         DEFINE_RES_MEM(0xffef0000, 0x100),
 133         DEFINE_RES_IRQ(evt2irq(0x9e0)),
 134 };
 135
 136 static struct platform_device scif5_device = {
 137         .name           = "sh-sci",
 138         .id             = 5,
 139         .resource       = scif5_resources,
 140         .num_resources  = ARRAY_SIZE(scif5_resources),
 141         .dev            = {
 142                 .platform_data  = &scif5_platform_data,
 143         },
 144 };
 145
 146 static struct sh_timer_config tmu0_platform_data = {
 147         .channels_mask = 7,
 148 };
 149
 150 static struct resource tmu0_resources[] = {
 151         DEFINE_RES_MEM(0xffd80000, 0x30),
 152         DEFINE_RES_IRQ(evt2irq(0x580)),
 153         DEFINE_RES_IRQ(evt2irq(0x5a0)),
 154         DEFINE_RES_IRQ(evt2irq(0x5c0)),
 155 };
 156
 157 static struct platform_device tmu0_device = {
 158         .name           = "sh-tmu",
 159         .id             = 0,
 160         .dev = {
 161                 .platform_data  = &tmu0_platform_data,
 162         },
 163         .resource       = tmu0_resources,
 164         .num_resources  = ARRAY_SIZE(tmu0_resources),
 165 };
 166
 167 static struct sh_timer_config tmu1_platform_data = {
 168         .channels_mask = 7,
 169 };
 170
 171 static struct resource tmu1_resources[] = {
 172         DEFINE_RES_MEM(0xffdc0000, 0x2c),
 173         DEFINE_RES_IRQ(evt2irq(0xe00)),
 174         DEFINE_RES_IRQ(evt2irq(0xe20)),
 175         DEFINE_RES_IRQ(evt2irq(0xe40)),
 176 };
 177
 178 static struct platform_device tmu1_device = {
 179         .name           = "sh-tmu",
 180         .id             = 1,
 181         .dev = {
 182                 .platform_data  = &tmu1_platform_data,
 183         },
 184         .resource       = tmu1_resources,
 185         .num_resources  = ARRAY_SIZE(tmu1_resources),
 186 };
 187
 188 /* DMA */
 189 static const struct sh_dmae_channel sh7785_dmae0_channels[] = {
 190         {
 191                 .offset = 0,
 192                 .dmars = 0,
 193                 .dmars_bit = 0,
 194         }, {
 195                 .offset = 0x10,
 196                 .dmars = 0,
 197                 .dmars_bit = 8,
 198         }, {
 199                 .offset = 0x20,
 200                 .dmars = 4,
 201                 .dmars_bit = 0,
 202         }, {
 203                 .offset = 0x30,
 204                 .dmars = 4,
 205                 .dmars_bit = 8,
 206         }, {
 207                 .offset = 0x50,
 208                 .dmars = 8,
 209                 .dmars_bit = 0,
 210         }, {
 211                 .offset = 0x60,
 212                 .dmars = 8,
 213                 .dmars_bit = 8,
 214         }
 215 };
 216
 217 static const struct sh_dmae_channel sh7785_dmae1_channels[] = {
 218         {
 219                 .offset = 0,
 220         }, {
 221                 .offset = 0x10,
 222         }, {
 223                 .offset = 0x20,
 224         }, {
 225                 .offset = 0x30,
 226         }, {
 227                 .offset = 0x50,
 228         }, {
 229                 .offset = 0x60,
 230         }
 231 };
 232
 233 static const unsigned int ts_shift[] = TS_SHIFT;
 234
 235 static struct sh_dmae_pdata dma0_platform_data = {
 236         .channel        = sh7785_dmae0_channels,
 237         .channel_num    = ARRAY_SIZE(sh7785_dmae0_channels),
 238         .ts_low_shift   = CHCR_TS_LOW_SHIFT,
 239         .ts_low_mask    = CHCR_TS_LOW_MASK,
 240         .ts_high_shift  = CHCR_TS_HIGH_SHIFT,
 241         .ts_high_mask   = CHCR_TS_HIGH_MASK,
 242         .ts_shift       = ts_shift,
 243         .ts_shift_num   = ARRAY_SIZE(ts_shift),
 244         .dmaor_init     = DMAOR_INIT,
 245 };
 246
 247 static struct sh_dmae_pdata dma1_platform_data = {
 248         .channel        = sh7785_dmae1_channels,
 249         .channel_num    = ARRAY_SIZE(sh7785_dmae1_channels),
 250         .ts_low_shift   = CHCR_TS_LOW_SHIFT,
 251         .ts_low_mask    = CHCR_TS_LOW_MASK,
 252         .ts_high_shift  = CHCR_TS_HIGH_SHIFT,
 253         .ts_high_mask   = CHCR_TS_HIGH_MASK,
 254         .ts_shift       = ts_shift,
 255         .ts_shift_num   = ARRAY_SIZE(ts_shift),
 256         .dmaor_init     = DMAOR_INIT,
 257 };
 258
 259 static struct resource sh7785_dmae0_resources[] = {
 260         [0] = {
 261                 /* Channel registers and DMAOR */
 262                 .start  = 0xfc808020,
 263                 .end    = 0xfc80808f,
 264                 .flags  = IORESOURCE_MEM,
 265         },
 266         [1] = {
 267                 /* DMARSx */
 268                 .start  = 0xfc809000,
 269                 .end    = 0xfc80900b,
 270                 .flags  = IORESOURCE_MEM,
 271         },
 272         {
 273                 /*
 274                  * Real DMA error vector is 0x6e0, and channel
 275                  * vectors are 0x620-0x6c0
 276                  */
 277                 .name   = "error_irq",
 278                 .start  = evt2irq(0x620),
 279                 .end    = evt2irq(0x620),
 280                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
 281         },
 282 };
 283
 284 static struct resource sh7785_dmae1_resources[] = {
 285         [0] = {
 286                 /* Channel registers and DMAOR */
 287                 .start  = 0xfcc08020,
 288                 .end    = 0xfcc0808f,
 289                 .flags  = IORESOURCE_MEM,
 290         },
 291         /* DMAC1 has no DMARS */
 292         {
 293                 /*
 294                  * Real DMA error vector is 0x940, and channel
 295                  * vectors are 0x880-0x920
 296                  */
 297                 .name   = "error_irq",
 298                 .start  = evt2irq(0x880),
 299                 .end    = evt2irq(0x880),
 300                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_SHAREABLE,
 301         },
 302 };
 303
 304 static struct platform_device dma0_device = {
 305         .name           = "sh-dma-engine",
 306         .id             = 0,
 307         .resource       = sh7785_dmae0_resources,
 308         .num_resources  = ARRAY_SIZE(sh7785_dmae0_resources),
 309         .dev            = {
 310                 .platform_data  = &dma0_platform_data,
 311         },
 312 };
 313
 314 static struct platform_device dma1_device = {
 315         .name           = "sh-dma-engine",
 316         .id             = 1,
 317         .resource       = sh7785_dmae1_resources,
 318         .num_resources  = ARRAY_SIZE(sh7785_dmae1_resources),
 319         .dev            = {
 320                 .platform_data  = &dma1_platform_data,
 321         },
 322 };
 323
 324 static struct platform_device *sh7785_devices[] __initdata = {
 325         &scif0_device,
 326         &scif1_device,
 327         &scif2_device,
 328         &scif3_device,
 329         &scif4_device,
 330         &scif5_device,
 331         &tmu0_device,
 332         &tmu1_device,
 333         &dma0_device,
 334         &dma1_device,
 335 };
 336
 337 static int __init sh7785_devices_setup(void)
 338 {
 339         return platform_add_devices(sh7785_devices,
 340                                     ARRAY_SIZE(sh7785_devices));
 341 }
 342 arch_initcall(sh7785_devices_setup);
 343
 344 static struct platform_device *sh7785_early_devices[] __initdata = {
 345         &scif0_device,
 346         &scif1_device,
 347         &scif2_device,
 348         &scif3_device,
 349         &scif4_device,
 350         &scif5_device,
 351         &tmu0_device,
 352         &tmu1_device,
 353 };
 354
 355 void __init plat_early_device_setup(void)
 356 {
 357         sh_early_platform_add_devices(sh7785_early_devices,
 358                                    ARRAY_SIZE(sh7785_early_devices));
 359 }
 360
 361 enum {
 362         UNUSED = 0,
 363
 364         /* interrupt sources */
 365
 366         IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
 367         IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
 368         IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
 369         IRL0_HHLL, IRL0_HHLH, IRL0_HHHL,
 370
 371         IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
 372         IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
 373         IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
 374         IRL4_HHLL, IRL4_HHLH, IRL4_HHHL,
 375
 376         IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
 377         WDT, TMU0, TMU1, TMU2, TMU2_TICPI,
 378         HUDI, DMAC0, SCIF0, SCIF1, DMAC1, HSPI,
 379         SCIF2, SCIF3, SCIF4, SCIF5,
 380         PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, PCIC5,
 381         SIOF, MMCIF, DU, GDTA,
 382         TMU3, TMU4, TMU5,
 383         SSI0, SSI1,
 384         HAC0, HAC1,
 385         FLCTL, GPIO,
 386
 387         /* interrupt groups */
 388
 389         TMU012, TMU345
 390 };
 391
 392 static struct intc_vect vectors[] __initdata = {
 393         INTC_VECT(WDT, 0x560),
 394         INTC_VECT(TMU0, 0x580), INTC_VECT(TMU1, 0x5a0),
 395         INTC_VECT(TMU2, 0x5c0), INTC_VECT(TMU2_TICPI, 0x5e0),
 396         INTC_VECT(HUDI, 0x600),
 397         INTC_VECT(DMAC0, 0x620), INTC_VECT(DMAC0, 0x640),
 398         INTC_VECT(DMAC0, 0x660), INTC_VECT(DMAC0, 0x680),
 399         INTC_VECT(DMAC0, 0x6a0), INTC_VECT(DMAC0, 0x6c0),
 400         INTC_VECT(DMAC0, 0x6e0),
 401         INTC_VECT(SCIF0, 0x700), INTC_VECT(SCIF0, 0x720),
 402         INTC_VECT(SCIF0, 0x740), INTC_VECT(SCIF0, 0x760),
 403         INTC_VECT(SCIF1, 0x780), INTC_VECT(SCIF1, 0x7a0),
 404         INTC_VECT(SCIF1, 0x7c0), INTC_VECT(SCIF1, 0x7e0),
 405         INTC_VECT(DMAC1, 0x880), INTC_VECT(DMAC1, 0x8a0),
 406         INTC_VECT(DMAC1, 0x8c0), INTC_VECT(DMAC1, 0x8e0),
 407         INTC_VECT(DMAC1, 0x900), INTC_VECT(DMAC1, 0x920),
 408         INTC_VECT(DMAC1, 0x940),
 409         INTC_VECT(HSPI, 0x960),
 410         INTC_VECT(SCIF2, 0x980), INTC_VECT(SCIF3, 0x9a0),
 411         INTC_VECT(SCIF4, 0x9c0), INTC_VECT(SCIF5, 0x9e0),
 412         INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20),
 413         INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60),
 414         INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIC5, 0xaa0),
 415         INTC_VECT(PCIC5, 0xac0), INTC_VECT(PCIC5, 0xae0),
 416         INTC_VECT(PCIC5, 0xb00), INTC_VECT(PCIC5, 0xb20),
 417         INTC_VECT(SIOF, 0xc00),
 418         INTC_VECT(MMCIF, 0xd00), INTC_VECT(MMCIF, 0xd20),
 419         INTC_VECT(MMCIF, 0xd40), INTC_VECT(MMCIF, 0xd60),
 420         INTC_VECT(DU, 0xd80),
 421         INTC_VECT(GDTA, 0xda0), INTC_VECT(GDTA, 0xdc0),
 422         INTC_VECT(GDTA, 0xde0),
 423         INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20),
 424         INTC_VECT(TMU5, 0xe40),
 425         INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0),
 426         INTC_VECT(HAC0, 0xec0), INTC_VECT(HAC1, 0xee0),
 427         INTC_VECT(FLCTL, 0xf00), INTC_VECT(FLCTL, 0xf20),
 428         INTC_VECT(FLCTL, 0xf40), INTC_VECT(FLCTL, 0xf60),
 429         INTC_VECT(GPIO, 0xf80), INTC_VECT(GPIO, 0xfa0),
 430         INTC_VECT(GPIO, 0xfc0), INTC_VECT(GPIO, 0xfe0),
 431 };
 432
 433 static struct intc_group groups[] __initdata = {
 434         INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI),
 435         INTC_GROUP(TMU345, TMU3, TMU4, TMU5),
 436 };
 437
 438 static struct intc_mask_reg mask_registers[] __initdata = {
 439         { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
 440           { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
 441
 442         { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
 443           { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH,
 444             IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH,
 445             IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH,
 446             IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0,
 447             IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH,
 448             IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH,
 449             IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH,
 450             IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } },
 451
 452         { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */
 453           { 0, 0, 0, GDTA, DU, SSI0, SSI1, GPIO,
 454             FLCTL, MMCIF, HSPI, SIOF, PCIC5, PCIINTD, PCIINTC, PCIINTB,
 455             PCIINTA, PCISERR, HAC1, HAC0, DMAC1, DMAC0, HUDI, WDT,
 456             SCIF5, SCIF4, SCIF3, SCIF2, SCIF1, SCIF0, TMU345, TMU012 } },
 457 };
 458
 459 static struct intc_prio_reg prio_registers[] __initdata = {
 460         { 0xffd00010, 0, 32, 4, /* INTPRI */   { IRQ0, IRQ1, IRQ2, IRQ3,
 461                                                  IRQ4, IRQ5, IRQ6, IRQ7 } },
 462         { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1,
 463                                                  TMU2, TMU2_TICPI } },
 464         { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, } },
 465         { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1,
 466                                                  SCIF2, SCIF3 } },
 467         { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { SCIF4, SCIF5, WDT, } },
 468         { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { HUDI, DMAC0, DMAC1, } },
 469         { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { HAC0, HAC1,
 470                                                  PCISERR, PCIINTA } },
 471         { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { PCIINTB, PCIINTC,
 472                                                  PCIINTD, PCIC5 } },
 473         { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SIOF, HSPI, MMCIF, } },
 474         { 0xffd40020, 0, 32, 8, /* INT2PRI8 */ { FLCTL, GPIO, SSI0, SSI1, } },
 475         { 0xffd40024, 0, 32, 8, /* INT2PRI9 */ { DU, GDTA, } },
 476 };
 477
 478 static DECLARE_INTC_DESC(intc_desc, "sh7785", vectors, groups,
 479                          mask_registers, prio_registers, NULL);
 480
 481 /* Support for external interrupt pins in IRQ mode */
 482
 483 static struct intc_vect vectors_irq0123[] __initdata = {
 484         INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
 485         INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
 486 };
 487
 488 static struct intc_vect vectors_irq4567[] __initdata = {
 489         INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
 490         INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200),
 491 };
 492
 493 static struct intc_sense_reg sense_registers[] __initdata = {
 494         { 0xffd0001c, 32, 2, /* ICR1 */   { IRQ0, IRQ1, IRQ2, IRQ3,
 495                                             IRQ4, IRQ5, IRQ6, IRQ7 } },
 496 };
 497
 498 static struct intc_mask_reg ack_registers[] __initdata = {
 499         { 0xffd00024, 0, 32, /* INTREQ */
 500           { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } },
 501 };
 502
 503 static DECLARE_INTC_DESC_ACK(intc_desc_irq0123, "sh7785-irq0123",
 504                              vectors_irq0123, NULL, mask_registers,
 505                              prio_registers, sense_registers, ack_registers);
 506
 507 static DECLARE_INTC_DESC_ACK(intc_desc_irq4567, "sh7785-irq4567",
 508                              vectors_irq4567, NULL, mask_registers,
 509                              prio_registers, sense_registers, ack_registers);
 510
 511 /* External interrupt pins in IRL mode */
 512
 513 static struct intc_vect vectors_irl0123[] __initdata = {
 514         INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220),
 515         INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260),
 516         INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0),
 517         INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0),
 518         INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320),
 519         INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360),
 520         INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0),
 521         INTC_VECT(IRL0_HHHL, 0x3c0),
 522 };
 523
 524 static struct intc_vect vectors_irl4567[] __initdata = {
 525         INTC_VECT(IRL4_LLLL, 0xb00), INTC_VECT(IRL4_LLLH, 0xb20),
 526         INTC_VECT(IRL4_LLHL, 0xb40), INTC_VECT(IRL4_LLHH, 0xb60),
 527         INTC_VECT(IRL4_LHLL, 0xb80), INTC_VECT(IRL4_LHLH, 0xba0),
 528         INTC_VECT(IRL4_LHHL, 0xbc0), INTC_VECT(IRL4_LHHH, 0xbe0),
 529         INTC_VECT(IRL4_HLLL, 0xc00), INTC_VECT(IRL4_HLLH, 0xc20),
 530         INTC_VECT(IRL4_HLHL, 0xc40), INTC_VECT(IRL4_HLHH, 0xc60),
 531         INTC_VECT(IRL4_HHLL, 0xc80), INTC_VECT(IRL4_HHLH, 0xca0),
 532         INTC_VECT(IRL4_HHHL, 0xcc0),
 533 };
 534
 535 static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7785-irl0123", vectors_irl0123,
 536                          NULL, mask_registers, NULL, NULL);
 537
 538 static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7785-irl4567", vectors_irl4567,
 539                          NULL, mask_registers, NULL, NULL);
 540
 541 #define INTC_ICR0       0xffd00000
 542 #define INTC_INTMSK0    0xffd00044
 543 #define INTC_INTMSK1    0xffd00048
 544 #define INTC_INTMSK2    0xffd40080
 545 #define INTC_INTMSKCLR1 0xffd00068
 546 #define INTC_INTMSKCLR2 0xffd40084
 547
 548 void __init plat_irq_setup(void)
 549 {
 550         /* disable IRQ3-0 + IRQ7-4 */
 551         __raw_writel(0xff000000, INTC_INTMSK0);
 552
 553         /* disable IRL3-0 + IRL7-4 */
 554         __raw_writel(0xc0000000, INTC_INTMSK1);
 555         __raw_writel(0xfffefffe, INTC_INTMSK2);
 556
 557         /* select IRL mode for IRL3-0 + IRL7-4 */
 558         __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
 559
 560         /* disable holding function, ie enable "SH-4 Mode" */
 561         __raw_writel(__raw_readl(INTC_ICR0) | 0x00200000, INTC_ICR0);
 562
 563         register_intc_controller(&intc_desc);
 564 }
 565
 566 void __init plat_irq_setup_pins(int mode)
 567 {
 568         switch (mode) {
 569         case IRQ_MODE_IRQ7654:
 570                 /* select IRQ mode for IRL7-4 */
 571                 __raw_writel(__raw_readl(INTC_ICR0) | 0x00400000, INTC_ICR0);
 572                 register_intc_controller(&intc_desc_irq4567);
 573                 break;
 574         case IRQ_MODE_IRQ3210:
 575                 /* select IRQ mode for IRL3-0 */
 576                 __raw_writel(__raw_readl(INTC_ICR0) | 0x00800000, INTC_ICR0);
 577                 register_intc_controller(&intc_desc_irq0123);
 578                 break;
 579         case IRQ_MODE_IRL7654:
 580                 /* enable IRL7-4 but don't provide any masking */
 581                 __raw_writel(0x40000000, INTC_INTMSKCLR1);
 582                 __raw_writel(0x0000fffe, INTC_INTMSKCLR2);
 583                 break;
 584         case IRQ_MODE_IRL3210:
 585                 /* enable IRL0-3 but don't provide any masking */
 586                 __raw_writel(0x80000000, INTC_INTMSKCLR1);
 587                 __raw_writel(0xfffe0000, INTC_INTMSKCLR2);
 588                 break;
 589         case IRQ_MODE_IRL7654_MASK:
 590                 /* enable IRL7-4 and mask using cpu intc controller */
 591                 __raw_writel(0x40000000, INTC_INTMSKCLR1);
 592                 register_intc_controller(&intc_desc_irl4567);
 593                 break;
 594         case IRQ_MODE_IRL3210_MASK:
 595                 /* enable IRL0-3 and mask using cpu intc controller */
 596                 __raw_writel(0x80000000, INTC_INTMSKCLR1);
 597                 register_intc_controller(&intc_desc_irl0123);
 598                 break;
 599         default:
 600                 BUG();
 601         }
 602 }
 603
 604 void __init plat_mem_setup(void)
 605 {
 606         /* Register the URAM space as Node 1 */
 607         setup_bootmem_node(1, 0xe55f0000, 0xe5610000);
 608 }