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 <asm/rtc.h>
  23 #include <cpu/serial.h>
  24
  25 static struct resource rtc_resources[] = {
  26         [0] = {
  27                 .start  = 0xa413fec0,
  28                 .end    = 0xa413fec0 + 0x28 - 1,
  29                 .flags  = IORESOURCE_IO,
  30         },
  31         [1] = {
  32                 /* Shared Period/Carry/Alarm IRQ */
  33                 .start  = 20,
  34                 .flags  = IORESOURCE_IRQ,
  35         },
  36 };
  37
  38 static struct sh_rtc_platform_info rtc_info = {
  39         .capabilities   = RTC_CAP_4_DIGIT_YEAR,
  40 };
  41
  42 static struct platform_device rtc_device = {
  43         .name           = "sh-rtc",
  44         .id             = -1,
  45         .num_resources  = ARRAY_SIZE(rtc_resources),
  46         .resource       = rtc_resources,
  47         .dev            = {
  48                 .platform_data = &rtc_info,
  49         },
  50 };
  51
  52 static struct plat_sci_port scif0_platform_data = {
  53         .mapbase        = 0xa4430000,
  54         .flags          = UPF_BOOT_AUTOCONF,
  55         .scscr          = SCSCR_RE | SCSCR_TE,
  56         .scbrr_algo_id  = SCBRR_ALGO_4,
  57         .type           = PORT_SCIF,
  58         .irqs           = { 80, 80, 80, 80 },
  59         .ops            = &sh7720_sci_port_ops,
  60         .regtype        = SCIx_SH7705_SCIF_REGTYPE,
  61 };
  62
  63 static struct platform_device scif0_device = {
  64         .name           = "sh-sci",
  65         .id             = 0,
  66         .dev            = {
  67                 .platform_data  = &scif0_platform_data,
  68         },
  69 };
  70
  71 static struct plat_sci_port scif1_platform_data = {
  72         .mapbase        = 0xa4438000,
  73         .flags          = UPF_BOOT_AUTOCONF,
  74         .scscr          = SCSCR_RE | SCSCR_TE,
  75         .scbrr_algo_id  = SCBRR_ALGO_4,
  76         .type           = PORT_SCIF,
  77         .irqs           = { 81, 81, 81, 81 },
  78         .ops            = &sh7720_sci_port_ops,
  79         .regtype        = SCIx_SH7705_SCIF_REGTYPE,
  80 };
  81
  82 static struct platform_device scif1_device = {
  83         .name           = "sh-sci",
  84         .id             = 1,
  85         .dev            = {
  86                 .platform_data  = &scif1_platform_data,
  87         },
  88 };
  89
  90 static struct resource usb_ohci_resources[] = {
  91         [0] = {
  92                 .start  = 0xA4428000,
  93                 .end    = 0xA44280FF,
  94                 .flags  = IORESOURCE_MEM,
  95         },
  96         [1] = {
  97                 .start  = 67,
  98                 .end    = 67,
  99                 .flags  = IORESOURCE_IRQ,
 100         },
 101 };
 102
 103 static u64 usb_ohci_dma_mask = 0xffffffffUL;
 104 static struct platform_device usb_ohci_device = {
 105         .name           = "sh_ohci",
 106         .id             = -1,
 107         .dev = {
 108                 .dma_mask               = &usb_ohci_dma_mask,
 109                 .coherent_dma_mask      = 0xffffffff,
 110         },
 111         .num_resources  = ARRAY_SIZE(usb_ohci_resources),
 112         .resource       = usb_ohci_resources,
 113 };
 114
 115 static struct resource usbf_resources[] = {
 116         [0] = {
 117                 .name   = "sh_udc",
 118                 .start  = 0xA4420000,
 119                 .end    = 0xA44200FF,
 120                 .flags  = IORESOURCE_MEM,
 121         },
 122         [1] = {
 123                 .name   = "sh_udc",
 124                 .start  = 65,
 125                 .end    = 65,
 126                 .flags  = IORESOURCE_IRQ,
 127         },
 128 };
 129
 130 static struct platform_device usbf_device = {
 131         .name           = "sh_udc",
 132         .id             = -1,
 133         .dev = {
 134                 .dma_mask               = NULL,
 135                 .coherent_dma_mask      = 0xffffffff,
 136         },
 137         .num_resources  = ARRAY_SIZE(usbf_resources),
 138         .resource       = usbf_resources,
 139 };
 140
 141 static struct sh_timer_config cmt0_platform_data = {
 142         .channel_offset = 0x10,
 143         .timer_bit = 0,
 144         .clockevent_rating = 125,
 145         .clocksource_rating = 125,
 146 };
 147
 148 static struct resource cmt0_resources[] = {
 149         [0] = {
 150                 .start  = 0x044a0010,
 151                 .end    = 0x044a001b,
 152                 .flags  = IORESOURCE_MEM,
 153         },
 154         [1] = {
 155                 .start  = 104,
 156                 .flags  = IORESOURCE_IRQ,
 157         },
 158 };
 159
 160 static struct platform_device cmt0_device = {
 161         .name           = "sh_cmt",
 162         .id             = 0,
 163         .dev = {
 164                 .platform_data  = &cmt0_platform_data,
 165         },
 166         .resource       = cmt0_resources,
 167         .num_resources  = ARRAY_SIZE(cmt0_resources),
 168 };
 169
 170 static struct sh_timer_config cmt1_platform_data = {
 171         .channel_offset = 0x20,
 172         .timer_bit = 1,
 173 };
 174
 175 static struct resource cmt1_resources[] = {
 176         [0] = {
 177                 .start  = 0x044a0020,
 178                 .end    = 0x044a002b,
 179                 .flags  = IORESOURCE_MEM,
 180         },
 181         [1] = {
 182                 .start  = 104,
 183                 .flags  = IORESOURCE_IRQ,
 184         },
 185 };
 186
 187 static struct platform_device cmt1_device = {
 188         .name           = "sh_cmt",
 189         .id             = 1,
 190         .dev = {
 191                 .platform_data  = &cmt1_platform_data,
 192         },
 193         .resource       = cmt1_resources,
 194         .num_resources  = ARRAY_SIZE(cmt1_resources),
 195 };
 196
 197 static struct sh_timer_config cmt2_platform_data = {
 198         .channel_offset = 0x30,
 199         .timer_bit = 2,
 200 };
 201
 202 static struct resource cmt2_resources[] = {
 203         [0] = {
 204                 .start  = 0x044a0030,
 205                 .end    = 0x044a003b,
 206                 .flags  = IORESOURCE_MEM,
 207         },
 208         [1] = {
 209                 .start  = 104,
 210                 .flags  = IORESOURCE_IRQ,
 211         },
 212 };
 213
 214 static struct platform_device cmt2_device = {
 215         .name           = "sh_cmt",
 216         .id             = 2,
 217         .dev = {
 218                 .platform_data  = &cmt2_platform_data,
 219         },
 220         .resource       = cmt2_resources,
 221         .num_resources  = ARRAY_SIZE(cmt2_resources),
 222 };
 223
 224 static struct sh_timer_config cmt3_platform_data = {
 225         .channel_offset = 0x40,
 226         .timer_bit = 3,
 227 };
 228
 229 static struct resource cmt3_resources[] = {
 230         [0] = {
 231                 .start  = 0x044a0040,
 232                 .end    = 0x044a004b,
 233                 .flags  = IORESOURCE_MEM,
 234         },
 235         [1] = {
 236                 .start  = 104,
 237                 .flags  = IORESOURCE_IRQ,
 238         },
 239 };
 240
 241 static struct platform_device cmt3_device = {
 242         .name           = "sh_cmt",
 243         .id             = 3,
 244         .dev = {
 245                 .platform_data  = &cmt3_platform_data,
 246         },
 247         .resource       = cmt3_resources,
 248         .num_resources  = ARRAY_SIZE(cmt3_resources),
 249 };
 250
 251 static struct sh_timer_config cmt4_platform_data = {
 252         .channel_offset = 0x50,
 253         .timer_bit = 4,
 254 };
 255
 256 static struct resource cmt4_resources[] = {
 257         [0] = {
 258                 .start  = 0x044a0050,
 259                 .end    = 0x044a005b,
 260                 .flags  = IORESOURCE_MEM,
 261         },
 262         [1] = {
 263                 .start  = 104,
 264                 .flags  = IORESOURCE_IRQ,
 265         },
 266 };
 267
 268 static struct platform_device cmt4_device = {
 269         .name           = "sh_cmt",
 270         .id             = 4,
 271         .dev = {
 272                 .platform_data  = &cmt4_platform_data,
 273         },
 274         .resource       = cmt4_resources,
 275         .num_resources  = ARRAY_SIZE(cmt4_resources),
 276 };
 277
 278 static struct sh_timer_config tmu0_platform_data = {
 279         .channel_offset = 0x02,
 280         .timer_bit = 0,
 281         .clockevent_rating = 200,
 282 };
 283
 284 static struct resource tmu0_resources[] = {
 285         [0] = {
 286                 .start  = 0xa412fe94,
 287                 .end    = 0xa412fe9f,
 288                 .flags  = IORESOURCE_MEM,
 289         },
 290         [1] = {
 291                 .start  = 16,
 292                 .flags  = IORESOURCE_IRQ,
 293         },
 294 };
 295
 296 static struct platform_device tmu0_device = {
 297         .name           = "sh_tmu",
 298         .id             = 0,
 299         .dev = {
 300                 .platform_data  = &tmu0_platform_data,
 301         },
 302         .resource       = tmu0_resources,
 303         .num_resources  = ARRAY_SIZE(tmu0_resources),
 304 };
 305
 306 static struct sh_timer_config tmu1_platform_data = {
 307         .channel_offset = 0xe,
 308         .timer_bit = 1,
 309         .clocksource_rating = 200,
 310 };
 311
 312 static struct resource tmu1_resources[] = {
 313         [0] = {
 314                 .start  = 0xa412fea0,
 315                 .end    = 0xa412feab,
 316                 .flags  = IORESOURCE_MEM,
 317         },
 318         [1] = {
 319                 .start  = 17,
 320                 .flags  = IORESOURCE_IRQ,
 321         },
 322 };
 323
 324 static struct platform_device tmu1_device = {
 325         .name           = "sh_tmu",
 326         .id             = 1,
 327         .dev = {
 328                 .platform_data  = &tmu1_platform_data,
 329         },
 330         .resource       = tmu1_resources,
 331         .num_resources  = ARRAY_SIZE(tmu1_resources),
 332 };
 333
 334 static struct sh_timer_config tmu2_platform_data = {
 335         .channel_offset = 0x1a,
 336         .timer_bit = 2,
 337 };
 338
 339 static struct resource tmu2_resources[] = {
 340         [0] = {
 341                 .start  = 0xa412feac,
 342                 .end    = 0xa412feb5,
 343                 .flags  = IORESOURCE_MEM,
 344         },
 345         [1] = {
 346                 .start  = 18,
 347                 .flags  = IORESOURCE_IRQ,
 348         },
 349 };
 350
 351 static struct platform_device tmu2_device = {
 352         .name           = "sh_tmu",
 353         .id             = 2,
 354         .dev = {
 355                 .platform_data  = &tmu2_platform_data,
 356         },
 357         .resource       = tmu2_resources,
 358         .num_resources  = ARRAY_SIZE(tmu2_resources),
 359 };
 360
 361 static struct platform_device *sh7720_devices[] __initdata = {
 362         &scif0_device,
 363         &scif1_device,
 364         &cmt0_device,
 365         &cmt1_device,
 366         &cmt2_device,
 367         &cmt3_device,
 368         &cmt4_device,
 369         &tmu0_device,
 370         &tmu1_device,
 371         &tmu2_device,
 372         &rtc_device,
 373         &usb_ohci_device,
 374         &usbf_device,
 375 };
 376
 377 static int __init sh7720_devices_setup(void)
 378 {
 379         return platform_add_devices(sh7720_devices,
 380                                     ARRAY_SIZE(sh7720_devices));
 381 }
 382 arch_initcall(sh7720_devices_setup);
 383
 384 static struct platform_device *sh7720_early_devices[] __initdata = {
 385         &scif0_device,
 386         &scif1_device,
 387         &cmt0_device,
 388         &cmt1_device,
 389         &cmt2_device,
 390         &cmt3_device,
 391         &cmt4_device,
 392         &tmu0_device,
 393         &tmu1_device,
 394         &tmu2_device,
 395 };
 396
 397 void __init plat_early_device_setup(void)
 398 {
 399         early_platform_add_devices(sh7720_early_devices,
 400                                    ARRAY_SIZE(sh7720_early_devices));
 401 }
 402
 403 enum {
 404         UNUSED = 0,
 405
 406         /* interrupt sources */
 407         TMU0, TMU1, TMU2, RTC,
 408         WDT, REF_RCMI, SIM,
 409         IRQ0, IRQ1, IRQ2, IRQ3,
 410         USBF_SPD, TMU_SUNI, IRQ5, IRQ4,
 411         DMAC1, LCDC, SSL,
 412         ADC, DMAC2, USBFI, CMT,
 413         SCIF0, SCIF1,
 414         PINT07, PINT815, TPU, IIC,
 415         SIOF0, SIOF1, MMC, PCC,
 416         USBHI, AFEIF,
 417         H_UDI,
 418 };
 419
 420 static struct intc_vect vectors[] __initdata = {
 421         /* IRQ0->5 are handled in setup-sh3.c */
 422         INTC_VECT(TMU0, 0x400),       INTC_VECT(TMU1, 0x420),
 423         INTC_VECT(TMU2, 0x440),       INTC_VECT(RTC, 0x480),
 424         INTC_VECT(RTC, 0x4a0),        INTC_VECT(RTC, 0x4c0),
 425         INTC_VECT(SIM, 0x4e0),        INTC_VECT(SIM, 0x500),
 426         INTC_VECT(SIM, 0x520),        INTC_VECT(SIM, 0x540),
 427         INTC_VECT(WDT, 0x560),        INTC_VECT(REF_RCMI, 0x580),
 428         /* H_UDI cannot be masked */  INTC_VECT(TMU_SUNI, 0x6c0),
 429         INTC_VECT(USBF_SPD, 0x6e0),   INTC_VECT(DMAC1, 0x800),
 430         INTC_VECT(DMAC1, 0x820),      INTC_VECT(DMAC1, 0x840),
 431         INTC_VECT(DMAC1, 0x860),      INTC_VECT(LCDC, 0x900),
 432 #if defined(CONFIG_CPU_SUBTYPE_SH7720)
 433         INTC_VECT(SSL, 0x980),
 434 #endif
 435         INTC_VECT(USBFI, 0xa20),      INTC_VECT(USBFI, 0xa40),
 436         INTC_VECT(USBHI, 0xa60),
 437         INTC_VECT(DMAC2, 0xb80),      INTC_VECT(DMAC2, 0xba0),
 438         INTC_VECT(ADC, 0xbe0),        INTC_VECT(SCIF0, 0xc00),
 439         INTC_VECT(SCIF1, 0xc20),      INTC_VECT(PINT07, 0xc80),
 440         INTC_VECT(PINT815, 0xca0),    INTC_VECT(SIOF0, 0xd00),
 441         INTC_VECT(SIOF1, 0xd20),      INTC_VECT(TPU, 0xd80),
 442         INTC_VECT(TPU, 0xda0),        INTC_VECT(TPU, 0xdc0),
 443         INTC_VECT(TPU, 0xde0),        INTC_VECT(IIC, 0xe00),
 444         INTC_VECT(MMC, 0xe80),        INTC_VECT(MMC, 0xea0),
 445         INTC_VECT(MMC, 0xec0),        INTC_VECT(MMC, 0xee0),
 446         INTC_VECT(CMT, 0xf00),        INTC_VECT(PCC, 0xf60),
 447         INTC_VECT(AFEIF, 0xfe0),
 448 };
 449
 450 static struct intc_prio_reg prio_registers[] __initdata = {
 451         { 0xA414FEE2UL, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },
 452         { 0xA414FEE4UL, 0, 16, 4, /* IPRB */ { WDT, REF_RCMI, SIM, 0 } },
 453         { 0xA4140016UL, 0, 16, 4, /* IPRC */ { IRQ3, IRQ2, IRQ1, IRQ0 } },
 454         { 0xA4140018UL, 0, 16, 4, /* IPRD */ { USBF_SPD, TMU_SUNI, IRQ5, IRQ4 } },
 455         { 0xA414001AUL, 0, 16, 4, /* IPRE */ { DMAC1, 0, LCDC, SSL } },
 456         { 0xA4080000UL, 0, 16, 4, /* IPRF */ { ADC, DMAC2, USBFI, CMT } },
 457         { 0xA4080002UL, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, 0, 0 } },
 458         { 0xA4080004UL, 0, 16, 4, /* IPRH */ { PINT07, PINT815, TPU, IIC } },
 459         { 0xA4080006UL, 0, 16, 4, /* IPRI */ { SIOF0, SIOF1, MMC, PCC } },
 460         { 0xA4080008UL, 0, 16, 4, /* IPRJ */ { 0, USBHI, 0, AFEIF } },
 461 };
 462
 463 static DECLARE_INTC_DESC(intc_desc, "sh7720", vectors, NULL,
 464                 NULL, prio_registers, NULL);
 465
 466 void __init plat_irq_setup(void)
 467 {
 468         register_intc_controller(&intc_desc);
 469         plat_irq_setup_sh3();
 470 }