linux/arch/sh/kernel/cpu/sh4a/setup-sh7770.c
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   1// SPDX-License-Identifier: GPL-2.0
   2/*
   3 * SH7770 Setup
   4 *
   5 *  Copyright (C) 2006 - 2008  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/sh_timer.h>
  12#include <linux/sh_intc.h>
  13#include <linux/io.h>
  14
  15static struct plat_sci_port scif0_platform_data = {
  16        .scscr          = SCSCR_REIE | SCSCR_TOIE,
  17        .type           = PORT_SCIF,
  18};
  19
  20static struct resource scif0_resources[] = {
  21        DEFINE_RES_MEM(0xff923000, 0x100),
  22        DEFINE_RES_IRQ(evt2irq(0x9a0)),
  23};
  24
  25static struct platform_device scif0_device = {
  26        .name           = "sh-sci",
  27        .id             = 0,
  28        .resource       = scif0_resources,
  29        .num_resources  = ARRAY_SIZE(scif0_resources),
  30        .dev            = {
  31                .platform_data  = &scif0_platform_data,
  32        },
  33};
  34
  35static struct plat_sci_port scif1_platform_data = {
  36        .scscr          = SCSCR_REIE | SCSCR_TOIE,
  37        .type           = PORT_SCIF,
  38};
  39
  40static struct resource scif1_resources[] = {
  41        DEFINE_RES_MEM(0xff924000, 0x100),
  42        DEFINE_RES_IRQ(evt2irq(0x9c0)),
  43};
  44
  45static struct platform_device scif1_device = {
  46        .name           = "sh-sci",
  47        .id             = 1,
  48        .resource       = scif1_resources,
  49        .num_resources  = ARRAY_SIZE(scif1_resources),
  50        .dev            = {
  51                .platform_data  = &scif1_platform_data,
  52        },
  53};
  54
  55static struct plat_sci_port scif2_platform_data = {
  56        .scscr          = SCSCR_REIE | SCSCR_TOIE,
  57        .type           = PORT_SCIF,
  58};
  59
  60static struct resource scif2_resources[] = {
  61        DEFINE_RES_MEM(0xff925000, 0x100),
  62        DEFINE_RES_IRQ(evt2irq(0x9e0)),
  63};
  64
  65static struct platform_device scif2_device = {
  66        .name           = "sh-sci",
  67        .id             = 2,
  68        .resource       = scif2_resources,
  69        .num_resources  = ARRAY_SIZE(scif2_resources),
  70        .dev            = {
  71                .platform_data  = &scif2_platform_data,
  72        },
  73};
  74
  75static struct plat_sci_port scif3_platform_data = {
  76        .scscr          = SCSCR_REIE | SCSCR_TOIE,
  77        .type           = PORT_SCIF,
  78};
  79
  80static struct resource scif3_resources[] = {
  81        DEFINE_RES_MEM(0xff926000, 0x100),
  82        DEFINE_RES_IRQ(evt2irq(0xa00)),
  83};
  84
  85static struct platform_device scif3_device = {
  86        .name           = "sh-sci",
  87        .id             = 3,
  88        .resource       = scif3_resources,
  89        .num_resources  = ARRAY_SIZE(scif3_resources),
  90        .dev            = {
  91                .platform_data  = &scif3_platform_data,
  92        },
  93};
  94
  95static struct plat_sci_port scif4_platform_data = {
  96        .scscr          = SCSCR_REIE | SCSCR_TOIE,
  97        .type           = PORT_SCIF,
  98};
  99
 100static struct resource scif4_resources[] = {
 101        DEFINE_RES_MEM(0xff927000, 0x100),
 102        DEFINE_RES_IRQ(evt2irq(0xa20)),
 103};
 104
 105static struct platform_device scif4_device = {
 106        .name           = "sh-sci",
 107        .id             = 4,
 108        .resource       = scif4_resources,
 109        .num_resources  = ARRAY_SIZE(scif4_resources),
 110        .dev            = {
 111                .platform_data  = &scif4_platform_data,
 112        },
 113};
 114
 115static struct plat_sci_port scif5_platform_data = {
 116        .scscr          = SCSCR_REIE | SCSCR_TOIE,
 117        .type           = PORT_SCIF,
 118};
 119
 120static struct resource scif5_resources[] = {
 121        DEFINE_RES_MEM(0xff928000, 0x100),
 122        DEFINE_RES_IRQ(evt2irq(0xa40)),
 123};
 124
 125static struct platform_device scif5_device = {
 126        .name           = "sh-sci",
 127        .id             = 5,
 128        .resource       = scif5_resources,
 129        .num_resources  = ARRAY_SIZE(scif5_resources),
 130        .dev            = {
 131                .platform_data  = &scif5_platform_data,
 132        },
 133};
 134
 135static struct plat_sci_port scif6_platform_data = {
 136        .scscr          = SCSCR_REIE | SCSCR_TOIE,
 137        .type           = PORT_SCIF,
 138};
 139
 140static struct resource scif6_resources[] = {
 141        DEFINE_RES_MEM(0xff929000, 0x100),
 142        DEFINE_RES_IRQ(evt2irq(0xa60)),
 143};
 144
 145static struct platform_device scif6_device = {
 146        .name           = "sh-sci",
 147        .id             = 6,
 148        .resource       = scif6_resources,
 149        .num_resources  = ARRAY_SIZE(scif6_resources),
 150        .dev            = {
 151                .platform_data  = &scif6_platform_data,
 152        },
 153};
 154
 155static struct plat_sci_port scif7_platform_data = {
 156        .scscr          = SCSCR_REIE | SCSCR_TOIE,
 157        .type           = PORT_SCIF,
 158};
 159
 160static struct resource scif7_resources[] = {
 161        DEFINE_RES_MEM(0xff92a000, 0x100),
 162        DEFINE_RES_IRQ(evt2irq(0xa80)),
 163};
 164
 165static struct platform_device scif7_device = {
 166        .name           = "sh-sci",
 167        .id             = 7,
 168        .resource       = scif7_resources,
 169        .num_resources  = ARRAY_SIZE(scif7_resources),
 170        .dev            = {
 171                .platform_data  = &scif7_platform_data,
 172        },
 173};
 174
 175static struct plat_sci_port scif8_platform_data = {
 176        .scscr          = SCSCR_REIE | SCSCR_TOIE,
 177        .type           = PORT_SCIF,
 178};
 179
 180static struct resource scif8_resources[] = {
 181        DEFINE_RES_MEM(0xff92b000, 0x100),
 182        DEFINE_RES_IRQ(evt2irq(0xaa0)),
 183};
 184
 185static struct platform_device scif8_device = {
 186        .name           = "sh-sci",
 187        .id             = 8,
 188        .resource       = scif8_resources,
 189        .num_resources  = ARRAY_SIZE(scif8_resources),
 190        .dev            = {
 191                .platform_data  = &scif8_platform_data,
 192        },
 193};
 194
 195static struct plat_sci_port scif9_platform_data = {
 196        .scscr          = SCSCR_REIE | SCSCR_TOIE,
 197        .type           = PORT_SCIF,
 198};
 199
 200static struct resource scif9_resources[] = {
 201        DEFINE_RES_MEM(0xff92c000, 0x100),
 202        DEFINE_RES_IRQ(evt2irq(0xac0)),
 203};
 204
 205static struct platform_device scif9_device = {
 206        .name           = "sh-sci",
 207        .id             = 9,
 208        .resource       = scif9_resources,
 209        .num_resources  = ARRAY_SIZE(scif9_resources),
 210        .dev            = {
 211                .platform_data  = &scif9_platform_data,
 212        },
 213};
 214
 215static struct sh_timer_config tmu0_platform_data = {
 216        .channels_mask = 7,
 217};
 218
 219static struct resource tmu0_resources[] = {
 220        DEFINE_RES_MEM(0xffd80000, 0x30),
 221        DEFINE_RES_IRQ(evt2irq(0x400)),
 222        DEFINE_RES_IRQ(evt2irq(0x420)),
 223        DEFINE_RES_IRQ(evt2irq(0x440)),
 224};
 225
 226static struct platform_device tmu0_device = {
 227        .name           = "sh-tmu",
 228        .id             = 0,
 229        .dev = {
 230                .platform_data  = &tmu0_platform_data,
 231        },
 232        .resource       = tmu0_resources,
 233        .num_resources  = ARRAY_SIZE(tmu0_resources),
 234};
 235
 236static struct sh_timer_config tmu1_platform_data = {
 237        .channels_mask = 7,
 238};
 239
 240static struct resource tmu1_resources[] = {
 241        DEFINE_RES_MEM(0xffd81000, 0x30),
 242        DEFINE_RES_IRQ(evt2irq(0x460)),
 243        DEFINE_RES_IRQ(evt2irq(0x480)),
 244        DEFINE_RES_IRQ(evt2irq(0x4a0)),
 245};
 246
 247static struct platform_device tmu1_device = {
 248        .name           = "sh-tmu",
 249        .id             = 1,
 250        .dev = {
 251                .platform_data  = &tmu1_platform_data,
 252        },
 253        .resource       = tmu1_resources,
 254        .num_resources  = ARRAY_SIZE(tmu1_resources),
 255};
 256
 257static struct sh_timer_config tmu2_platform_data = {
 258        .channels_mask = 7,
 259};
 260
 261static struct resource tmu2_resources[] = {
 262        DEFINE_RES_MEM(0xffd82000, 0x2c),
 263        DEFINE_RES_IRQ(evt2irq(0x4c0)),
 264        DEFINE_RES_IRQ(evt2irq(0x4e0)),
 265        DEFINE_RES_IRQ(evt2irq(0x500)),
 266};
 267
 268static struct platform_device tmu2_device = {
 269        .name           = "sh-tmu",
 270        .id             = 2,
 271        .dev = {
 272                .platform_data  = &tmu2_platform_data,
 273        },
 274        .resource       = tmu2_resources,
 275        .num_resources  = ARRAY_SIZE(tmu2_resources),
 276};
 277
 278static struct platform_device *sh7770_devices[] __initdata = {
 279        &scif0_device,
 280        &scif1_device,
 281        &scif2_device,
 282        &scif3_device,
 283        &scif4_device,
 284        &scif5_device,
 285        &scif6_device,
 286        &scif7_device,
 287        &scif8_device,
 288        &scif9_device,
 289        &tmu0_device,
 290        &tmu1_device,
 291        &tmu2_device,
 292};
 293
 294static int __init sh7770_devices_setup(void)
 295{
 296        return platform_add_devices(sh7770_devices,
 297                                    ARRAY_SIZE(sh7770_devices));
 298}
 299arch_initcall(sh7770_devices_setup);
 300
 301static struct platform_device *sh7770_early_devices[] __initdata = {
 302        &scif0_device,
 303        &scif1_device,
 304        &scif2_device,
 305        &scif3_device,
 306        &scif4_device,
 307        &scif5_device,
 308        &scif6_device,
 309        &scif7_device,
 310        &scif8_device,
 311        &scif9_device,
 312        &tmu0_device,
 313        &tmu1_device,
 314        &tmu2_device,
 315};
 316
 317void __init plat_early_device_setup(void)
 318{
 319        early_platform_add_devices(sh7770_early_devices,
 320                                   ARRAY_SIZE(sh7770_early_devices));
 321}
 322
 323enum {
 324        UNUSED = 0,
 325
 326        /* interrupt sources */
 327        IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
 328        IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
 329        IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
 330        IRL_HHLL, IRL_HHLH, IRL_HHHL,
 331
 332        IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5,
 333
 334        GPIO,
 335        TMU0, TMU1, TMU2, TMU2_TICPI,
 336        TMU3, TMU4, TMU5, TMU5_TICPI,
 337        TMU6, TMU7, TMU8,
 338        HAC, IPI, SPDIF, HUDI, I2C,
 339        DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2,
 340        I2S0, I2S1, I2S2, I2S3,
 341        SRC_RX, SRC_TX, SRC_SPDIF,
 342        DU, VIDEO_IN, REMOTE, YUV, USB, ATAPI, CAN, GPS, GFX2D,
 343        GFX3D_MBX, GFX3D_DMAC,
 344        EXBUS_ATA,
 345        SPI0, SPI1,
 346        SCIF089, SCIF1234, SCIF567,
 347        ADC,
 348        BBDMAC_0_3, BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14,
 349        BBDMAC_15_18, BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27,
 350        BBDMAC_28, BBDMAC_29, BBDMAC_30, BBDMAC_31,
 351
 352        /* interrupt groups */
 353        TMU, DMAC, I2S, SRC, GFX3D, SPI, SCIF, BBDMAC,
 354};
 355
 356static struct intc_vect vectors[] __initdata = {
 357        INTC_VECT(GPIO, 0x3e0),
 358        INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),
 359        INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2_TICPI, 0x460),
 360        INTC_VECT(TMU3, 0x480), INTC_VECT(TMU4, 0x4a0),
 361        INTC_VECT(TMU5, 0x4c0), INTC_VECT(TMU5_TICPI, 0x4e0),
 362        INTC_VECT(TMU6, 0x500), INTC_VECT(TMU7, 0x520),
 363        INTC_VECT(TMU8, 0x540),
 364        INTC_VECT(HAC, 0x580), INTC_VECT(IPI, 0x5c0),
 365        INTC_VECT(SPDIF, 0x5e0),
 366        INTC_VECT(HUDI, 0x600), INTC_VECT(I2C, 0x620),
 367        INTC_VECT(DMAC0_DMINT0, 0x640), INTC_VECT(DMAC0_DMINT1, 0x660),
 368        INTC_VECT(DMAC0_DMINT2, 0x680),
 369        INTC_VECT(I2S0, 0x6a0), INTC_VECT(I2S1, 0x6c0),
 370        INTC_VECT(I2S2, 0x6e0), INTC_VECT(I2S3, 0x700),
 371        INTC_VECT(SRC_RX, 0x720), INTC_VECT(SRC_TX, 0x740),
 372        INTC_VECT(SRC_SPDIF, 0x760),
 373        INTC_VECT(DU, 0x780), INTC_VECT(VIDEO_IN, 0x7a0),
 374        INTC_VECT(REMOTE, 0x7c0), INTC_VECT(YUV, 0x7e0),
 375        INTC_VECT(USB, 0x840), INTC_VECT(ATAPI, 0x860),
 376        INTC_VECT(CAN, 0x880), INTC_VECT(GPS, 0x8a0),
 377        INTC_VECT(GFX2D, 0x8c0),
 378        INTC_VECT(GFX3D_MBX, 0x900), INTC_VECT(GFX3D_DMAC, 0x920),
 379        INTC_VECT(EXBUS_ATA, 0x940),
 380        INTC_VECT(SPI0, 0x960), INTC_VECT(SPI1, 0x980),
 381        INTC_VECT(SCIF089, 0x9a0), INTC_VECT(SCIF1234, 0x9c0),
 382        INTC_VECT(SCIF1234, 0x9e0), INTC_VECT(SCIF1234, 0xa00),
 383        INTC_VECT(SCIF1234, 0xa20), INTC_VECT(SCIF567, 0xa40),
 384        INTC_VECT(SCIF567, 0xa60), INTC_VECT(SCIF567, 0xa80),
 385        INTC_VECT(SCIF089, 0xaa0), INTC_VECT(SCIF089, 0xac0),
 386        INTC_VECT(ADC, 0xb20),
 387        INTC_VECT(BBDMAC_0_3, 0xba0), INTC_VECT(BBDMAC_0_3, 0xbc0),
 388        INTC_VECT(BBDMAC_0_3, 0xbe0), INTC_VECT(BBDMAC_0_3, 0xc00),
 389        INTC_VECT(BBDMAC_4_7, 0xc20), INTC_VECT(BBDMAC_4_7, 0xc40),
 390        INTC_VECT(BBDMAC_4_7, 0xc60), INTC_VECT(BBDMAC_4_7, 0xc80),
 391        INTC_VECT(BBDMAC_8_10, 0xca0), INTC_VECT(BBDMAC_8_10, 0xcc0),
 392        INTC_VECT(BBDMAC_8_10, 0xce0), INTC_VECT(BBDMAC_11_14, 0xd00),
 393        INTC_VECT(BBDMAC_11_14, 0xd20), INTC_VECT(BBDMAC_11_14, 0xd40),
 394        INTC_VECT(BBDMAC_11_14, 0xd60), INTC_VECT(BBDMAC_15_18, 0xd80),
 395        INTC_VECT(BBDMAC_15_18, 0xda0), INTC_VECT(BBDMAC_15_18, 0xdc0),
 396        INTC_VECT(BBDMAC_15_18, 0xde0), INTC_VECT(BBDMAC_19_22, 0xe00),
 397        INTC_VECT(BBDMAC_19_22, 0xe20), INTC_VECT(BBDMAC_19_22, 0xe40),
 398        INTC_VECT(BBDMAC_19_22, 0xe60), INTC_VECT(BBDMAC_23_26, 0xe80),
 399        INTC_VECT(BBDMAC_23_26, 0xea0), INTC_VECT(BBDMAC_23_26, 0xec0),
 400        INTC_VECT(BBDMAC_23_26, 0xee0), INTC_VECT(BBDMAC_27, 0xf00),
 401        INTC_VECT(BBDMAC_28, 0xf20), INTC_VECT(BBDMAC_29, 0xf40),
 402        INTC_VECT(BBDMAC_30, 0xf60), INTC_VECT(BBDMAC_31, 0xf80),
 403};
 404
 405static struct intc_group groups[] __initdata = {
 406        INTC_GROUP(TMU, TMU0, TMU1, TMU2, TMU2_TICPI, TMU3, TMU4, TMU5,
 407                   TMU5_TICPI, TMU6, TMU7, TMU8),
 408        INTC_GROUP(DMAC, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2),
 409        INTC_GROUP(I2S, I2S0, I2S1, I2S2, I2S3),
 410        INTC_GROUP(SRC, SRC_RX, SRC_TX, SRC_SPDIF),
 411        INTC_GROUP(GFX3D, GFX3D_MBX, GFX3D_DMAC),
 412        INTC_GROUP(SPI, SPI0, SPI1),
 413        INTC_GROUP(SCIF, SCIF089, SCIF1234, SCIF567),
 414        INTC_GROUP(BBDMAC,
 415                   BBDMAC_0_3, BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14,
 416                   BBDMAC_15_18, BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27,
 417                   BBDMAC_28, BBDMAC_29, BBDMAC_30, BBDMAC_31),
 418};
 419
 420static struct intc_mask_reg mask_registers[] __initdata = {
 421        { 0xffe00040, 0xffe00044, 32, /* INT2MSKR / INT2MSKCR */
 422          { 0, BBDMAC, ADC, SCIF, SPI, EXBUS_ATA, GFX3D, GFX2D,
 423            GPS, CAN, ATAPI, USB, YUV, REMOTE, VIDEO_IN, DU, SRC, I2S,
 424            DMAC, I2C, HUDI, SPDIF, IPI, HAC, TMU, GPIO } },
 425};
 426
 427static struct intc_prio_reg prio_registers[] __initdata = {
 428        { 0xffe00000, 0, 32, 8, /* INT2PRI0 */ { GPIO, TMU0, 0, HAC } },
 429        { 0xffe00004, 0, 32, 8, /* INT2PRI1 */ { IPI, SPDIF, HUDI, I2C } },
 430        { 0xffe00008, 0, 32, 8, /* INT2PRI2 */ { DMAC, I2S, SRC, DU } },
 431        { 0xffe0000c, 0, 32, 8, /* INT2PRI3 */ { VIDEO_IN, REMOTE, YUV, USB } },
 432        { 0xffe00010, 0, 32, 8, /* INT2PRI4 */ { ATAPI, CAN, GPS, GFX2D } },
 433        { 0xffe00014, 0, 32, 8, /* INT2PRI5 */ { 0, GFX3D, EXBUS_ATA, SPI } },
 434        { 0xffe00018, 0, 32, 8, /* INT2PRI6 */ { SCIF1234, SCIF567, SCIF089 } },
 435        { 0xffe0001c, 0, 32, 8, /* INT2PRI7 */ { ADC, 0, 0, BBDMAC_0_3 } },
 436        { 0xffe00020, 0, 32, 8, /* INT2PRI8 */
 437          { BBDMAC_4_7, BBDMAC_8_10, BBDMAC_11_14, BBDMAC_15_18 } },
 438        { 0xffe00024, 0, 32, 8, /* INT2PRI9 */
 439          { BBDMAC_19_22, BBDMAC_23_26, BBDMAC_27, BBDMAC_28 } },
 440        { 0xffe00028, 0, 32, 8, /* INT2PRI10 */
 441          { BBDMAC_29, BBDMAC_30, BBDMAC_31 } },
 442        { 0xffe0002c, 0, 32, 8, /* INT2PRI11 */
 443          { TMU1, TMU2, TMU2_TICPI, TMU3 } },
 444        { 0xffe00030, 0, 32, 8, /* INT2PRI12 */
 445          { TMU4, TMU5, TMU5_TICPI, TMU6 } },
 446        { 0xffe00034, 0, 32, 8, /* INT2PRI13 */
 447          { TMU7, TMU8 } },
 448};
 449
 450static DECLARE_INTC_DESC(intc_desc, "sh7770", vectors, groups,
 451                         mask_registers, prio_registers, NULL);
 452
 453/* Support for external interrupt pins in IRQ mode */
 454static struct intc_vect irq_vectors[] __initdata = {
 455        INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
 456        INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
 457        INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
 458};
 459
 460static struct intc_mask_reg irq_mask_registers[] __initdata = {
 461        { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */
 462          { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, } },
 463};
 464
 465static struct intc_prio_reg irq_prio_registers[] __initdata = {
 466        { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3,
 467                                               IRQ4, IRQ5, } },
 468};
 469
 470static struct intc_sense_reg irq_sense_registers[] __initdata = {
 471        { 0xffd0001c, 32, 2, /* ICR1 */   { IRQ0, IRQ1, IRQ2, IRQ3,
 472                                            IRQ4, IRQ5, } },
 473};
 474
 475static DECLARE_INTC_DESC(intc_irq_desc, "sh7770-irq", irq_vectors,
 476                         NULL, irq_mask_registers, irq_prio_registers,
 477                         irq_sense_registers);
 478
 479/* External interrupt pins in IRL mode */
 480static struct intc_vect irl_vectors[] __initdata = {
 481        INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220),
 482        INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260),
 483        INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0),
 484        INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0),
 485        INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320),
 486        INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360),
 487        INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0),
 488        INTC_VECT(IRL_HHHL, 0x3c0),
 489};
 490
 491static struct intc_mask_reg irl3210_mask_registers[] __initdata = {
 492        { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
 493          { IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
 494            IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
 495            IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
 496            IRL_HHLL, IRL_HHLH, IRL_HHHL, } },
 497};
 498
 499static struct intc_mask_reg irl7654_mask_registers[] __initdata = {
 500        { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */
 501          { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
 502            IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH,
 503            IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH,
 504            IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH,
 505            IRL_HHLL, IRL_HHLH, IRL_HHHL, } },
 506};
 507
 508static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7780-irl7654", irl_vectors,
 509                         NULL, irl7654_mask_registers, NULL, NULL);
 510
 511static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7780-irl3210", irl_vectors,
 512                         NULL, irl3210_mask_registers, NULL, NULL);
 513
 514#define INTC_ICR0       0xffd00000
 515#define INTC_INTMSK0    0xffd00044
 516#define INTC_INTMSK1    0xffd00048
 517#define INTC_INTMSK2    0xffd40080
 518#define INTC_INTMSKCLR1 0xffd00068
 519#define INTC_INTMSKCLR2 0xffd40084
 520
 521void __init plat_irq_setup(void)
 522{
 523        /* disable IRQ7-0 */
 524        __raw_writel(0xff000000, INTC_INTMSK0);
 525
 526        /* disable IRL3-0 + IRL7-4 */
 527        __raw_writel(0xc0000000, INTC_INTMSK1);
 528        __raw_writel(0xfffefffe, INTC_INTMSK2);
 529
 530        /* select IRL mode for IRL3-0 + IRL7-4 */
 531        __raw_writel(__raw_readl(INTC_ICR0) & ~0x00c00000, INTC_ICR0);
 532
 533        /* disable holding function, ie enable "SH-4 Mode" */
 534        __raw_writel(__raw_readl(INTC_ICR0) | 0x00200000, INTC_ICR0);
 535
 536        register_intc_controller(&intc_desc);
 537}
 538
 539void __init plat_irq_setup_pins(int mode)
 540{
 541        switch (mode) {
 542        case IRQ_MODE_IRQ:
 543                /* select IRQ mode for IRL3-0 + IRL7-4 */
 544                __raw_writel(__raw_readl(INTC_ICR0) | 0x00c00000, INTC_ICR0);
 545                register_intc_controller(&intc_irq_desc);
 546                break;
 547        case IRQ_MODE_IRL7654:
 548                /* enable IRL7-4 but don't provide any masking */
 549                __raw_writel(0x40000000, INTC_INTMSKCLR1);
 550                __raw_writel(0x0000fffe, INTC_INTMSKCLR2);
 551                break;
 552        case IRQ_MODE_IRL3210:
 553                /* enable IRL0-3 but don't provide any masking */
 554                __raw_writel(0x80000000, INTC_INTMSKCLR1);
 555                __raw_writel(0xfffe0000, INTC_INTMSKCLR2);
 556                break;
 557        case IRQ_MODE_IRL7654_MASK:
 558                /* enable IRL7-4 and mask using cpu intc controller */
 559                __raw_writel(0x40000000, INTC_INTMSKCLR1);
 560                register_intc_controller(&intc_irl7654_desc);
 561                break;
 562        case IRQ_MODE_IRL3210_MASK:
 563                /* enable IRL0-3 and mask using cpu intc controller */
 564                __raw_writel(0x80000000, INTC_INTMSKCLR1);
 565                register_intc_controller(&intc_irl3210_desc);
 566                break;
 567        default:
 568                BUG();
 569        }
 570}
 571