arch/sh/kernel/cpu/sh3/setup-sh7720.c

   1 /*
   2  * Setup code for SH7720, SH7721.
   3  *
   4  *  Copyright (C) 2007  Markus Brunner, Mark Jonas
   5  *  Copyright (C) 2009  Paul Mundt
   6  *
   7  *  Based on arch/sh/kernel/cpu/sh4/setup-sh7750.c:
   8  *
   9  *  Copyright (C) 2006  Paul Mundt
  10  *  Copyright (C) 2006  Jamie Lenehan
  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/io.h>
  20 #include <linux/serial_sci.h>
  21 #include <linux/sh_timer.h>
  22 #include <linux/sh_intc.h>
  23 #include <asm/rtc.h>
  24 #include <cpu/serial.h>
  25
  26 static struct resource rtc_resources[] = {
  27         [0] = {
  28                 .start  = 0xa413fec0,
  29                 .end    = 0xa413fec0 + 0x28 - 1,
  30                 .flags  = IORESOURCE_IO,
  31         },
  32         [1] = {
  33                 /* Shared Period/Carry/Alarm IRQ */
  34                 .start  = evt2irq(0x480),
  35                 .flags  = IORESOURCE_IRQ,
  36         },
  37 };
  38
  39 static struct sh_rtc_platform_info rtc_info = {
  40         .capabilities   = RTC_CAP_4_DIGIT_YEAR,
  41 };
  42
  43 static struct platform_device rtc_device = {
  44         .name           = "sh-rtc",
  45         .id             = -1,
  46         .num_resources  = ARRAY_SIZE(rtc_resources),
  47         .resource       = rtc_resources,
  48         .dev            = {
  49                 .platform_data = &rtc_info,
  50         },
  51 };
  52
  53 static struct plat_sci_port scif0_platform_data = {
  54         .mapbase        = 0xa4430000,
  55         .flags          = UPF_BOOT_AUTOCONF,
  56         .scscr          = SCSCR_RE | SCSCR_TE,
  57         .scbrr_algo_id  = SCBRR_ALGO_4,
  58         .type           = PORT_SCIF,
  59         .irqs           = SCIx_IRQ_MUXED(evt2irq(0xc00)),
  60         .ops            = &sh7720_sci_port_ops,
  61         .regtype        = SCIx_SH7705_SCIF_REGTYPE,
  62 };
  63
  64 static struct platform_device scif0_device = {
  65         .name           = "sh-sci",
  66         .id             = 0,
  67         .dev            = {
  68                 .platform_data  = &scif0_platform_data,
  69         },
  70 };
  71
  72 static struct plat_sci_port scif1_platform_data = {
  73         .mapbase        = 0xa4438000,
  74         .flags          = UPF_BOOT_AUTOCONF,
  75         .scscr          = SCSCR_RE | SCSCR_TE,
  76         .scbrr_algo_id  = SCBRR_ALGO_4,
  77         .type           = PORT_SCIF,
  78         .irqs           = SCIx_IRQ_MUXED(evt2irq(0xc20)),
  79         .ops            = &sh7720_sci_port_ops,
  80         .regtype        = SCIx_SH7705_SCIF_REGTYPE,
  81 };
  82
  83 static struct platform_device scif1_device = {
  84         .name           = "sh-sci",
  85         .id             = 1,
  86         .dev            = {
  87                 .platform_data  = &scif1_platform_data,
  88         },
  89 };
  90
  91 static struct resource usb_ohci_resources[] = {
  92         [0] = {
  93                 .start  = 0xA4428000,
  94                 .end    = 0xA44280FF,
  95                 .flags  = IORESOURCE_MEM,
  96         },
  97         [1] = {
  98                 .start  = evt2irq(0xa60),
  99                 .end    = evt2irq(0xa60),
 100                 .flags  = IORESOURCE_IRQ,
 101         },
 102 };
 103
 104 static u64 usb_ohci_dma_mask = 0xffffffffUL;
 105
 106 static struct platform_device usb_ohci_device = {
 107         .name           = "sh_ohci",
 108         .id             = -1,
 109         .dev = {
 110                 .dma_mask               = &usb_ohci_dma_mask,
 111                 .coherent_dma_mask      = 0xffffffff,
 112         },
 113         .num_resources  = ARRAY_SIZE(usb_ohci_resources),
 114         .resource       = usb_ohci_resources,
 115 };
 116
 117 static struct resource usbf_resources[] = {
 118         [0] = {
 119                 .name   = "sh_udc",
 120                 .start  = 0xA4420000,
 121                 .end    = 0xA44200FF,
 122                 .flags  = IORESOURCE_MEM,
 123         },
 124         [1] = {
 125                 .name   = "sh_udc",
 126                 .start  = evt2irq(0xa20),
 127                 .end    = evt2irq(0xa20),
 128                 .flags  = IORESOURCE_IRQ,
 129         },
 130 };
 131
 132 static struct platform_device usbf_device = {
 133         .name           = "sh_udc",
 134         .id             = -1,
 135         .dev = {
 136                 .dma_mask               = NULL,
 137                 .coherent_dma_mask      = 0xffffffff,
 138         },
 139         .num_resources  = ARRAY_SIZE(usbf_resources),
 140         .resource       = usbf_resources,
 141 };
 142
 143 static struct sh_timer_config cmt0_platform_data = {
 144         .channel_offset = 0x10,
 145         .timer_bit = 0,
 146         .clockevent_rating = 125,
 147         .clocksource_rating = 125,
 148 };
 149
 150 static struct resource cmt0_resources[] = {
 151         [0] = {
 152                 .start  = 0x044a0010,
 153                 .end    = 0x044a001b,
 154                 .flags  = IORESOURCE_MEM,
 155         },
 156         [1] = {
 157                 .start  = evt2irq(0xf00),
 158                 .flags  = IORESOURCE_IRQ,
 159         },
 160 };
 161
 162 static struct platform_device cmt0_device = {
 163         .name           = "sh_cmt",
 164         .id             = 0,
 165         .dev = {
 166                 .platform_data  = &cmt0_platform_data,
 167         },
 168         .resource       = cmt0_resources,
 169         .num_resources  = ARRAY_SIZE(cmt0_resources),
 170 };
 171
 172 static struct sh_timer_config cmt1_platform_data = {
 173         .channel_offset = 0x20,
 174         .timer_bit = 1,
 175 };
 176
 177 static struct resource cmt1_resources[] = {
 178         [0] = {
 179                 .start  = 0x044a0020,
 180                 .end    = 0x044a002b,
 181                 .flags  = IORESOURCE_MEM,
 182         },
 183         [1] = {
 184                 .start  = evt2irq(0xf00),
 185                 .flags  = IORESOURCE_IRQ,
 186         },
 187 };
 188
 189 static struct platform_device cmt1_device = {
 190         .name           = "sh_cmt",
 191         .id             = 1,
 192         .dev = {
 193                 .platform_data  = &cmt1_platform_data,
 194         },
 195         .resource       = cmt1_resources,
 196         .num_resources  = ARRAY_SIZE(cmt1_resources),
 197 };
 198
 199 static struct sh_timer_config cmt2_platform_data = {
 200         .channel_offset = 0x30,
 201         .timer_bit = 2,
 202 };
 203
 204 static struct resource cmt2_resources[] = {
 205         [0] = {
 206                 .start  = 0x044a0030,
 207                 .end    = 0x044a003b,
 208                 .flags  = IORESOURCE_MEM,
 209         },
 210         [1] = {
 211                 .start  = evt2irq(0xf00),
 212                 .flags  = IORESOURCE_IRQ,
 213         },
 214 };
 215
 216 static struct platform_device cmt2_device = {
 217         .name           = "sh_cmt",
 218         .id             = 2,
 219         .dev = {
 220                 .platform_data  = &cmt2_platform_data,
 221         },
 222         .resource       = cmt2_resources,
 223         .num_resources  = ARRAY_SIZE(cmt2_resources),
 224 };
 225
 226 static struct sh_timer_config cmt3_platform_data = {
 227         .channel_offset = 0x40,
 228         .timer_bit = 3,
 229 };
 230
 231 static struct resource cmt3_resources[] = {
 232         [0] = {
 233                 .start  = 0x044a0040,
 234                 .end    = 0x044a004b,
 235                 .flags  = IORESOURCE_MEM,
 236         },
 237         [1] = {
 238                 .start  = evt2irq(0xf00),
 239                 .flags  = IORESOURCE_IRQ,
 240         },
 241 };
 242
 243 static struct platform_device cmt3_device = {
 244         .name           = "sh_cmt",
 245         .id             = 3,
 246         .dev = {
 247                 .platform_data  = &cmt3_platform_data,
 248         },
 249         .resource       = cmt3_resources,
 250         .num_resources  = ARRAY_SIZE(cmt3_resources),
 251 };
 252
 253 static struct sh_timer_config cmt4_platform_data = {
 254         .channel_offset = 0x50,
 255         .timer_bit = 4,
 256 };
 257
 258 static struct resource cmt4_resources[] = {
 259         [0] = {
 260                 .start  = 0x044a0050,
 261                 .end    = 0x044a005b,
 262                 .flags  = IORESOURCE_MEM,
 263         },
 264         [1] = {
 265                 .start  = evt2irq(0xf00),
 266                 .flags  = IORESOURCE_IRQ,
 267         },
 268 };
 269
 270 static struct platform_device cmt4_device = {
 271         .name           = "sh_cmt",
 272         .id             = 4,
 273         .dev = {
 274                 .platform_data  = &cmt4_platform_data,
 275         },
 276         .resource       = cmt4_resources,
 277         .num_resources  = ARRAY_SIZE(cmt4_resources),
 278 };
 279
 280 static struct sh_timer_config tmu0_platform_data = {
 281         .channel_offset = 0x02,
 282         .timer_bit = 0,
 283         .clockevent_rating = 200,
 284 };
 285
 286 static struct resource tmu0_resources[] = {
 287         [0] = {
 288                 .start  = 0xa412fe94,
 289                 .end    = 0xa412fe9f,
 290                 .flags  = IORESOURCE_MEM,
 291         },
 292         [1] = {
 293                 .start  = evt2irq(0x400),
 294                 .flags  = IORESOURCE_IRQ,
 295         },
 296 };
 297
 298 static struct platform_device tmu0_device = {
 299         .name           = "sh_tmu",
 300         .id             = 0,
 301         .dev = {
 302                 .platform_data  = &tmu0_platform_data,
 303         },
 304         .resource       = tmu0_resources,
 305         .num_resources  = ARRAY_SIZE(tmu0_resources),
 306 };
 307
 308 static struct sh_timer_config tmu1_platform_data = {
 309         .channel_offset = 0xe,
 310         .timer_bit = 1,
 311         .clocksource_rating = 200,
 312 };
 313
 314 static struct resource tmu1_resources[] = {
 315         [0] = {
 316                 .start  = 0xa412fea0,
 317                 .end    = 0xa412feab,
 318                 .flags  = IORESOURCE_MEM,
 319         },
 320         [1] = {
 321                 .start  = evt2irq(0x420),
 322                 .flags  = IORESOURCE_IRQ,
 323         },
 324 };
 325
 326 static struct platform_device tmu1_device = {
 327         .name           = "sh_tmu",
 328         .id             = 1,
 329         .dev = {
 330                 .platform_data  = &tmu1_platform_data,
 331         },
 332         .resource       = tmu1_resources,
 333         .num_resources  = ARRAY_SIZE(tmu1_resources),
 334 };
 335
 336 static struct sh_timer_config tmu2_platform_data = {
 337         .channel_offset = 0x1a,
 338         .timer_bit = 2,
 339 };
 340
 341 static struct resource tmu2_resources[] = {
 342         [0] = {
 343                 .start  = 0xa412feac,
 344                 .end    = 0xa412feb5,
 345                 .flags  = IORESOURCE_MEM,
 346         },
 347         [1] = {
 348                 .start  = evt2irq(0x440),
 349                 .flags  = IORESOURCE_IRQ,
 350         },
 351 };
 352
 353 static struct platform_device tmu2_device = {
 354         .name           = "sh_tmu",
 355         .id             = 2,
 356         .dev = {
 357                 .platform_data  = &tmu2_platform_data,
 358         },
 359         .resource       = tmu2_resources,
 360         .num_resources  = ARRAY_SIZE(tmu2_resources),
 361 };
 362
 363 static struct platform_device *sh7720_devices[] __initdata = {
 364         &scif0_device,
 365         &scif1_device,
 366         &cmt0_device,
 367         &cmt1_device,
 368         &cmt2_device,
 369         &cmt3_device,
 370         &cmt4_device,
 371         &tmu0_device,
 372         &tmu1_device,
 373         &tmu2_device,
 374         &rtc_device,
 375         &usb_ohci_device,
 376         &usbf_device,
 377 };
 378
 379 static int __init sh7720_devices_setup(void)
 380 {
 381         return platform_add_devices(sh7720_devices,
 382                                     ARRAY_SIZE(sh7720_devices));
 383 }
 384 arch_initcall(sh7720_devices_setup);
 385
 386 static struct platform_device *sh7720_early_devices[] __initdata = {
 387         &scif0_device,
 388         &scif1_device,
 389         &cmt0_device,
 390         &cmt1_device,
 391         &cmt2_device,
 392         &cmt3_device,
 393         &cmt4_device,
 394         &tmu0_device,
 395         &tmu1_device,
 396         &tmu2_device,
 397 };
 398
 399 void __init plat_early_device_setup(void)
 400 {
 401         early_platform_add_devices(sh7720_early_devices,
 402                                    ARRAY_SIZE(sh7720_early_devices));
 403 }
 404
 405 enum {
 406         UNUSED = 0,
 407
 408         /* interrupt sources */
 409         TMU0, TMU1, TMU2, RTC,
 410         WDT, REF_RCMI, SIM,
 411         IRQ0, IRQ1, IRQ2, IRQ3,
 412         USBF_SPD, TMU_SUNI, IRQ5, IRQ4,
 413         DMAC1, LCDC, SSL,
 414         ADC, DMAC2, USBFI, CMT,
 415         SCIF0, SCIF1,
 416         PINT07, PINT815, TPU, IIC,
 417         SIOF0, SIOF1, MMC, PCC,
 418         USBHI, AFEIF,
 419         H_UDI,
 420 };
 421
 422 static struct intc_vect vectors[] __initdata = {
 423         /* IRQ0->5 are handled in setup-sh3.c */
 424         INTC_VECT(TMU0, 0x400),       INTC_VECT(TMU1, 0x420),
 425         INTC_VECT(TMU2, 0x440),       INTC_VECT(RTC, 0x480),
 426         INTC_VECT(RTC, 0x4a0),        INTC_VECT(RTC, 0x4c0),
 427         INTC_VECT(SIM, 0x4e0),        INTC_VECT(SIM, 0x500),
 428         INTC_VECT(SIM, 0x520),        INTC_VECT(SIM, 0x540),
 429         INTC_VECT(WDT, 0x560),        INTC_VECT(REF_RCMI, 0x580),
 430         /* H_UDI cannot be masked */  INTC_VECT(TMU_SUNI, 0x6c0),
 431         INTC_VECT(USBF_SPD, 0x6e0),   INTC_VECT(DMAC1, 0x800),
 432         INTC_VECT(DMAC1, 0x820),      INTC_VECT(DMAC1, 0x840),
 433         INTC_VECT(DMAC1, 0x860),      INTC_VECT(LCDC, 0x900),
 434 #if defined(CONFIG_CPU_SUBTYPE_SH7720)
 435         INTC_VECT(SSL, 0x980),
 436 #endif
 437         INTC_VECT(USBFI, 0xa20),      INTC_VECT(USBFI, 0xa40),
 438         INTC_VECT(USBHI, 0xa60),
 439         INTC_VECT(DMAC2, 0xb80),      INTC_VECT(DMAC2, 0xba0),
 440         INTC_VECT(ADC, 0xbe0),        INTC_VECT(SCIF0, 0xc00),
 441         INTC_VECT(SCIF1, 0xc20),      INTC_VECT(PINT07, 0xc80),
 442         INTC_VECT(PINT815, 0xca0),    INTC_VECT(SIOF0, 0xd00),
 443         INTC_VECT(SIOF1, 0xd20),      INTC_VECT(TPU, 0xd80),
 444         INTC_VECT(TPU, 0xda0),        INTC_VECT(TPU, 0xdc0),
 445         INTC_VECT(TPU, 0xde0),        INTC_VECT(IIC, 0xe00),
 446         INTC_VECT(MMC, 0xe80),        INTC_VECT(MMC, 0xea0),
 447         INTC_VECT(MMC, 0xec0),        INTC_VECT(MMC, 0xee0),
 448         INTC_VECT(CMT, 0xf00),        INTC_VECT(PCC, 0xf60),
 449         INTC_VECT(AFEIF, 0xfe0),
 450 };
 451
 452 static struct intc_prio_reg prio_registers[] __initdata = {
 453         { 0xA414FEE2UL, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
 454         { 0xA414FEE4UL, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, SIM, 0 } },
 455         { 0xA4140016UL, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
 456         { 0xA4140018UL, 0, 16, 4, /* IPRD */ { USBF_SPD, TMU_SUNI, IRQ5, IRQ4 } },
 457         { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, SSL } },
 458         { 0xA4080000UL, 0, 16, 4, /* IPRF */ { ADC, DMAC2, USBFI, CMT } },
 459         { 0xA4080002UL, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, 0, 0 } },
 460         { 0xA4080004UL, 0, 16, 4, /* IPRH */ { PINT07, PINT815, TPU, IIC } },
 461         { 0xA4080006UL, 0, 16, 4, /* IPRI */ { SIOF0, SIOF1, MMC, PCC } },
 462         { 0xA4080008UL, 0, 16, 4, /* IPRJ */ { 0, USBHI, 0, AFEIF } },
 463 };
 464
 465 static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, NULL,
 466                 NULL, prio_registers, NULL);
 467
 468 void __init plat_irq_setup(void)
 469 {
 470         register_intc_controller(&intc_desc);
 471         plat_irq_setup_sh3();
 472 }