arch/arm/mach-dove/common.c

   1 /*
   2  * arch/arm/mach-dove/common.c
   3  *
   4  * Core functions for Marvell Dove 88AP510 System On Chip
   5  *
   6  * This file is licensed under the terms of the GNU General Public
   7  * License version 2.  This program is licensed "as is" without any
   8  * warranty of any kind, whether express or implied.
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/delay.h>
  13 #include <linux/init.h>
  14 #include <linux/platform_device.h>
  15 #include <linux/pci.h>
  16 #include <linux/serial_8250.h>
  17 #include <linux/clk.h>
  18 #include <linux/mbus.h>
  19 #include <linux/mv643xx_eth.h>
  20 #include <linux/mv643xx_i2c.h>
  21 #include <linux/ata_platform.h>
  22 #include <linux/spi/orion_spi.h>
  23 #include <linux/gpio.h>
  24 #include <asm/page.h>
  25 #include <asm/setup.h>
  26 #include <asm/timex.h>
  27 #include <asm/mach/map.h>
  28 #include <asm/mach/time.h>
  29 #include <asm/mach/pci.h>
  30 #include <mach/dove.h>
  31 #include <mach/bridge-regs.h>
  32 #include <asm/mach/arch.h>
  33 #include <linux/irq.h>
  34 #include <plat/mv_xor.h>
  35 #include <plat/ehci-orion.h>
  36 #include <plat/time.h>
  37 #include "common.h"
  38
  39 /*****************************************************************************
  40  * I/O Address Mapping
  41  ****************************************************************************/
  42 static struct map_desc dove_io_desc[] __initdata = {
  43         {
  44                 .virtual        = DOVE_SB_REGS_VIRT_BASE,
  45                 .pfn            = __phys_to_pfn(DOVE_SB_REGS_PHYS_BASE),
  46                 .length         = DOVE_SB_REGS_SIZE,
  47                 .type           = MT_DEVICE,
  48         }, {
  49                 .virtual        = DOVE_NB_REGS_VIRT_BASE,
  50                 .pfn            = __phys_to_pfn(DOVE_NB_REGS_PHYS_BASE),
  51                 .length         = DOVE_NB_REGS_SIZE,
  52                 .type           = MT_DEVICE,
  53         }, {
  54                 .virtual        = DOVE_PCIE0_IO_VIRT_BASE,
  55                 .pfn            = __phys_to_pfn(DOVE_PCIE0_IO_PHYS_BASE),
  56                 .length         = DOVE_PCIE0_IO_SIZE,
  57                 .type           = MT_DEVICE,
  58         }, {
  59                 .virtual        = DOVE_PCIE1_IO_VIRT_BASE,
  60                 .pfn            = __phys_to_pfn(DOVE_PCIE1_IO_PHYS_BASE),
  61                 .length         = DOVE_PCIE1_IO_SIZE,
  62                 .type           = MT_DEVICE,
  63         },
  64 };
  65
  66 void __init dove_map_io(void)
  67 {
  68         iotable_init(dove_io_desc, ARRAY_SIZE(dove_io_desc));
  69 }
  70
  71 /*****************************************************************************
  72  * EHCI
  73  ****************************************************************************/
  74 static struct orion_ehci_data dove_ehci_data = {
  75         .dram           = &dove_mbus_dram_info,
  76         .phy_version    = EHCI_PHY_NA,
  77 };
  78
  79 static u64 ehci_dmamask = DMA_BIT_MASK(32);
  80
  81 /*****************************************************************************
  82  * EHCI0
  83  ****************************************************************************/
  84 static struct resource dove_ehci0_resources[] = {
  85         {
  86                 .start  = DOVE_USB0_PHYS_BASE,
  87                 .end    = DOVE_USB0_PHYS_BASE + SZ_4K - 1,
  88                 .flags  = IORESOURCE_MEM,
  89         }, {
  90                 .start  = IRQ_DOVE_USB0,
  91                 .end    = IRQ_DOVE_USB0,
  92                 .flags  = IORESOURCE_IRQ,
  93         },
  94 };
  95
  96 static struct platform_device dove_ehci0 = {
  97         .name           = "orion-ehci",
  98         .id             = 0,
  99         .dev            = {
 100                 .dma_mask               = &ehci_dmamask,
 101                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 102                 .platform_data          = &dove_ehci_data,
 103         },
 104         .resource       = dove_ehci0_resources,
 105         .num_resources  = ARRAY_SIZE(dove_ehci0_resources),
 106 };
 107
 108 void __init dove_ehci0_init(void)
 109 {
 110         platform_device_register(&dove_ehci0);
 111 }
 112
 113 /*****************************************************************************
 114  * EHCI1
 115  ****************************************************************************/
 116 static struct resource dove_ehci1_resources[] = {
 117         {
 118                 .start  = DOVE_USB1_PHYS_BASE,
 119                 .end    = DOVE_USB1_PHYS_BASE + SZ_4K - 1,
 120                 .flags  = IORESOURCE_MEM,
 121         }, {
 122                 .start  = IRQ_DOVE_USB1,
 123                 .end    = IRQ_DOVE_USB1,
 124                 .flags  = IORESOURCE_IRQ,
 125         },
 126 };
 127
 128 static struct platform_device dove_ehci1 = {
 129         .name           = "orion-ehci",
 130         .id             = 1,
 131         .dev            = {
 132                 .dma_mask               = &ehci_dmamask,
 133                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 134                 .platform_data          = &dove_ehci_data,
 135         },
 136         .resource       = dove_ehci1_resources,
 137         .num_resources  = ARRAY_SIZE(dove_ehci1_resources),
 138 };
 139
 140 void __init dove_ehci1_init(void)
 141 {
 142         platform_device_register(&dove_ehci1);
 143 }
 144
 145 /*****************************************************************************
 146  * GE00
 147  ****************************************************************************/
 148 struct mv643xx_eth_shared_platform_data dove_ge00_shared_data = {
 149         .t_clk          = 0,
 150         .dram           = &dove_mbus_dram_info,
 151 };
 152
 153 static struct resource dove_ge00_shared_resources[] = {
 154         {
 155                 .name   = "ge00 base",
 156                 .start  = DOVE_GE00_PHYS_BASE + 0x2000,
 157                 .end    = DOVE_GE00_PHYS_BASE + SZ_16K - 1,
 158                 .flags  = IORESOURCE_MEM,
 159         },
 160 };
 161
 162 static struct platform_device dove_ge00_shared = {
 163         .name           = MV643XX_ETH_SHARED_NAME,
 164         .id             = 0,
 165         .dev            = {
 166                 .platform_data  = &dove_ge00_shared_data,
 167         },
 168         .num_resources  = 1,
 169         .resource       = dove_ge00_shared_resources,
 170 };
 171
 172 static struct resource dove_ge00_resources[] = {
 173         {
 174                 .name   = "ge00 irq",
 175                 .start  = IRQ_DOVE_GE00_SUM,
 176                 .end    = IRQ_DOVE_GE00_SUM,
 177                 .flags  = IORESOURCE_IRQ,
 178         },
 179 };
 180
 181 static struct platform_device dove_ge00 = {
 182         .name           = MV643XX_ETH_NAME,
 183         .id             = 0,
 184         .num_resources  = 1,
 185         .resource       = dove_ge00_resources,
 186         .dev            = {
 187                 .coherent_dma_mask      = 0xffffffff,
 188         },
 189 };
 190
 191 void __init dove_ge00_init(struct mv643xx_eth_platform_data *eth_data)
 192 {
 193         eth_data->shared = &dove_ge00_shared;
 194         dove_ge00.dev.platform_data = eth_data;
 195
 196         platform_device_register(&dove_ge00_shared);
 197         platform_device_register(&dove_ge00);
 198 }
 199
 200 /*****************************************************************************
 201  * SoC RTC
 202  ****************************************************************************/
 203 static struct resource dove_rtc_resource[] = {
 204         {
 205                 .start  = DOVE_RTC_PHYS_BASE,
 206                 .end    = DOVE_RTC_PHYS_BASE + 32 - 1,
 207                 .flags  = IORESOURCE_MEM,
 208         }, {
 209                 .start  = IRQ_DOVE_RTC,
 210                 .flags  = IORESOURCE_IRQ,
 211         }
 212 };
 213
 214 void __init dove_rtc_init(void)
 215 {
 216         platform_device_register_simple("rtc-mv", -1, dove_rtc_resource, 2);
 217 }
 218
 219 /*****************************************************************************
 220  * SATA
 221  ****************************************************************************/
 222 static struct resource dove_sata_resources[] = {
 223         {
 224                 .name   = "sata base",
 225                 .start  = DOVE_SATA_PHYS_BASE,
 226                 .end    = DOVE_SATA_PHYS_BASE + 0x5000 - 1,
 227                 .flags  = IORESOURCE_MEM,
 228         }, {
 229                 .name   = "sata irq",
 230                 .start  = IRQ_DOVE_SATA,
 231                 .end    = IRQ_DOVE_SATA,
 232                 .flags  = IORESOURCE_IRQ,
 233         },
 234 };
 235
 236 static struct platform_device dove_sata = {
 237         .name           = "sata_mv",
 238         .id             = 0,
 239         .dev            = {
 240                 .coherent_dma_mask      = DMA_BIT_MASK(32),
 241         },
 242         .num_resources  = ARRAY_SIZE(dove_sata_resources),
 243         .resource       = dove_sata_resources,
 244 };
 245
 246 void __init dove_sata_init(struct mv_sata_platform_data *sata_data)
 247 {
 248         sata_data->dram = &dove_mbus_dram_info;
 249         dove_sata.dev.platform_data = sata_data;
 250         platform_device_register(&dove_sata);
 251 }
 252
 253 /*****************************************************************************
 254  * UART0
 255  ****************************************************************************/
 256 static struct plat_serial8250_port dove_uart0_data[] = {
 257         {
 258                 .mapbase        = DOVE_UART0_PHYS_BASE,
 259                 .membase        = (char *)DOVE_UART0_VIRT_BASE,
 260                 .irq            = IRQ_DOVE_UART_0,
 261                 .flags          = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
 262                 .iotype         = UPIO_MEM,
 263                 .regshift       = 2,
 264                 .uartclk        = 0,
 265         }, {
 266         },
 267 };
 268
 269 static struct resource dove_uart0_resources[] = {
 270         {
 271                 .start          = DOVE_UART0_PHYS_BASE,
 272                 .end            = DOVE_UART0_PHYS_BASE + SZ_256 - 1,
 273                 .flags          = IORESOURCE_MEM,
 274         }, {
 275                 .start          = IRQ_DOVE_UART_0,
 276                 .end            = IRQ_DOVE_UART_0,
 277                 .flags          = IORESOURCE_IRQ,
 278         },
 279 };
 280
 281 static struct platform_device dove_uart0 = {
 282         .name                   = "serial8250",
 283         .id                     = 0,
 284         .dev                    = {
 285                 .platform_data  = dove_uart0_data,
 286         },
 287         .resource               = dove_uart0_resources,
 288         .num_resources          = ARRAY_SIZE(dove_uart0_resources),
 289 };
 290
 291 void __init dove_uart0_init(void)
 292 {
 293         platform_device_register(&dove_uart0);
 294 }
 295
 296 /*****************************************************************************
 297  * UART1
 298  ****************************************************************************/
 299 static struct plat_serial8250_port dove_uart1_data[] = {
 300         {
 301                 .mapbase        = DOVE_UART1_PHYS_BASE,
 302                 .membase        = (char *)DOVE_UART1_VIRT_BASE,
 303                 .irq            = IRQ_DOVE_UART_1,
 304                 .flags          = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
 305                 .iotype         = UPIO_MEM,
 306                 .regshift       = 2,
 307                 .uartclk        = 0,
 308         }, {
 309         },
 310 };
 311
 312 static struct resource dove_uart1_resources[] = {
 313         {
 314                 .start          = DOVE_UART1_PHYS_BASE,
 315                 .end            = DOVE_UART1_PHYS_BASE + SZ_256 - 1,
 316                 .flags          = IORESOURCE_MEM,
 317         }, {
 318                 .start          = IRQ_DOVE_UART_1,
 319                 .end            = IRQ_DOVE_UART_1,
 320                 .flags          = IORESOURCE_IRQ,
 321         },
 322 };
 323
 324 static struct platform_device dove_uart1 = {
 325         .name                   = "serial8250",
 326         .id                     = 1,
 327         .dev                    = {
 328                 .platform_data  = dove_uart1_data,
 329         },
 330         .resource               = dove_uart1_resources,
 331         .num_resources          = ARRAY_SIZE(dove_uart1_resources),
 332 };
 333
 334 void __init dove_uart1_init(void)
 335 {
 336         platform_device_register(&dove_uart1);
 337 }
 338
 339 /*****************************************************************************
 340  * UART2
 341  ****************************************************************************/
 342 static struct plat_serial8250_port dove_uart2_data[] = {
 343         {
 344                 .mapbase        = DOVE_UART2_PHYS_BASE,
 345                 .membase        = (char *)DOVE_UART2_VIRT_BASE,
 346                 .irq            = IRQ_DOVE_UART_2,
 347                 .flags          = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
 348                 .iotype         = UPIO_MEM,
 349                 .regshift       = 2,
 350                 .uartclk        = 0,
 351         }, {
 352         },
 353 };
 354
 355 static struct resource dove_uart2_resources[] = {
 356         {
 357                 .start          = DOVE_UART2_PHYS_BASE,
 358                 .end            = DOVE_UART2_PHYS_BASE + SZ_256 - 1,
 359                 .flags          = IORESOURCE_MEM,
 360         }, {
 361                 .start          = IRQ_DOVE_UART_2,
 362                 .end            = IRQ_DOVE_UART_2,
 363                 .flags          = IORESOURCE_IRQ,
 364         },
 365 };
 366
 367 static struct platform_device dove_uart2 = {
 368         .name                   = "serial8250",
 369         .id                     = 2,
 370         .dev                    = {
 371                 .platform_data  = dove_uart2_data,
 372         },
 373         .resource               = dove_uart2_resources,
 374         .num_resources          = ARRAY_SIZE(dove_uart2_resources),
 375 };
 376
 377 void __init dove_uart2_init(void)
 378 {
 379         platform_device_register(&dove_uart2);
 380 }
 381
 382 /*****************************************************************************
 383  * UART3
 384  ****************************************************************************/
 385 static struct plat_serial8250_port dove_uart3_data[] = {
 386         {
 387                 .mapbase        = DOVE_UART3_PHYS_BASE,
 388                 .membase        = (char *)DOVE_UART3_VIRT_BASE,
 389                 .irq            = IRQ_DOVE_UART_3,
 390                 .flags          = UPF_SKIP_TEST | UPF_BOOT_AUTOCONF,
 391                 .iotype         = UPIO_MEM,
 392                 .regshift       = 2,
 393                 .uartclk        = 0,
 394         }, {
 395         },
 396 };
 397
 398 static struct resource dove_uart3_resources[] = {
 399         {
 400                 .start          = DOVE_UART3_PHYS_BASE,
 401                 .end            = DOVE_UART3_PHYS_BASE + SZ_256 - 1,
 402                 .flags          = IORESOURCE_MEM,
 403         }, {
 404                 .start          = IRQ_DOVE_UART_3,
 405                 .end            = IRQ_DOVE_UART_3,
 406                 .flags          = IORESOURCE_IRQ,
 407         },
 408 };
 409
 410 static struct platform_device dove_uart3 = {
 411         .name                   = "serial8250",
 412         .id                     = 3,
 413         .dev                    = {
 414                 .platform_data  = dove_uart3_data,
 415         },
 416         .resource               = dove_uart3_resources,
 417         .num_resources          = ARRAY_SIZE(dove_uart3_resources),
 418 };
 419
 420 void __init dove_uart3_init(void)
 421 {
 422         platform_device_register(&dove_uart3);
 423 }
 424
 425 /*****************************************************************************
 426  * SPI0
 427  ****************************************************************************/
 428 static struct orion_spi_info dove_spi0_data = {
 429         .tclk           = 0,
 430 };
 431
 432 static struct resource dove_spi0_resources[] = {
 433         {
 434                 .start  = DOVE_SPI0_PHYS_BASE,
 435                 .end    = DOVE_SPI0_PHYS_BASE + SZ_512 - 1,
 436                 .flags  = IORESOURCE_MEM,
 437         }, {
 438                 .start  = IRQ_DOVE_SPI0,
 439                 .end    = IRQ_DOVE_SPI0,
 440                 .flags  = IORESOURCE_IRQ,
 441         },
 442 };
 443
 444 static struct platform_device dove_spi0 = {
 445         .name           = "orion_spi",
 446         .id             = 0,
 447         .resource       = dove_spi0_resources,
 448         .dev            = {
 449                 .platform_data  = &dove_spi0_data,
 450         },
 451         .num_resources  = ARRAY_SIZE(dove_spi0_resources),
 452 };
 453
 454 void __init dove_spi0_init(void)
 455 {
 456         platform_device_register(&dove_spi0);
 457 }
 458
 459 /*****************************************************************************
 460  * SPI1
 461  ****************************************************************************/
 462 static struct orion_spi_info dove_spi1_data = {
 463         .tclk           = 0,
 464 };
 465
 466 static struct resource dove_spi1_resources[] = {
 467         {
 468                 .start  = DOVE_SPI1_PHYS_BASE,
 469                 .end    = DOVE_SPI1_PHYS_BASE + SZ_512 - 1,
 470                 .flags  = IORESOURCE_MEM,
 471         }, {
 472                 .start  = IRQ_DOVE_SPI1,
 473                 .end    = IRQ_DOVE_SPI1,
 474                 .flags  = IORESOURCE_IRQ,
 475         },
 476 };
 477
 478 static struct platform_device dove_spi1 = {
 479         .name           = "orion_spi",
 480         .id             = 1,
 481         .resource       = dove_spi1_resources,
 482         .dev            = {
 483                 .platform_data  = &dove_spi1_data,
 484         },
 485         .num_resources  = ARRAY_SIZE(dove_spi1_resources),
 486 };
 487
 488 void __init dove_spi1_init(void)
 489 {
 490         platform_device_register(&dove_spi1);
 491 }
 492
 493 /*****************************************************************************
 494  * I2C
 495  ****************************************************************************/
 496 static struct mv64xxx_i2c_pdata dove_i2c_data = {
 497         .freq_m         = 10, /* assumes 166 MHz TCLK gets 94.3kHz */
 498         .freq_n         = 3,
 499         .timeout        = 1000, /* Default timeout of 1 second */
 500 };
 501
 502 static struct resource dove_i2c_resources[] = {
 503         {
 504                 .name   = "i2c base",
 505                 .start  = DOVE_I2C_PHYS_BASE,
 506                 .end    = DOVE_I2C_PHYS_BASE + 0x20 - 1,
 507                 .flags  = IORESOURCE_MEM,
 508         }, {
 509                 .name   = "i2c irq",
 510                 .start  = IRQ_DOVE_I2C,
 511                 .end    = IRQ_DOVE_I2C,
 512                 .flags  = IORESOURCE_IRQ,
 513         },
 514 };
 515
 516 static struct platform_device dove_i2c = {
 517         .name           = MV64XXX_I2C_CTLR_NAME,
 518         .id             = 0,
 519         .num_resources  = ARRAY_SIZE(dove_i2c_resources),
 520         .resource       = dove_i2c_resources,
 521         .dev            = {
 522                 .platform_data = &dove_i2c_data,
 523         },
 524 };
 525
 526 void __init dove_i2c_init(void)
 527 {
 528         platform_device_register(&dove_i2c);
 529 }
 530
 531 /*****************************************************************************
 532  * Time handling
 533  ****************************************************************************/
 534 static int get_tclk(void)
 535 {
 536         /* use DOVE_RESET_SAMPLE_HI/LO to detect tclk */
 537         return 166666667;
 538 }
 539
 540 static void dove_timer_init(void)
 541 {
 542         orion_time_init(IRQ_DOVE_BRIDGE, get_tclk());
 543 }
 544
 545 struct sys_timer dove_timer = {
 546         .init = dove_timer_init,
 547 };
 548
 549 /*****************************************************************************
 550  * XOR
 551  ****************************************************************************/
 552 static struct mv_xor_platform_shared_data dove_xor_shared_data = {
 553         .dram           = &dove_mbus_dram_info,
 554 };
 555
 556 /*****************************************************************************
 557  * XOR 0
 558  ****************************************************************************/
 559 static u64 dove_xor0_dmamask = DMA_BIT_MASK(32);
 560
 561 static struct resource dove_xor0_shared_resources[] = {
 562         {
 563                 .name   = "xor 0 low",
 564                 .start  = DOVE_XOR0_PHYS_BASE,
 565                 .end    = DOVE_XOR0_PHYS_BASE + 0xff,
 566                 .flags  = IORESOURCE_MEM,
 567         }, {
 568                 .name   = "xor 0 high",
 569                 .start  = DOVE_XOR0_HIGH_PHYS_BASE,
 570                 .end    = DOVE_XOR0_HIGH_PHYS_BASE + 0xff,
 571                 .flags  = IORESOURCE_MEM,
 572         },
 573 };
 574
 575 static struct platform_device dove_xor0_shared = {
 576         .name           = MV_XOR_SHARED_NAME,
 577         .id             = 0,
 578         .dev            = {
 579                 .platform_data = &dove_xor_shared_data,
 580         },
 581         .num_resources  = ARRAY_SIZE(dove_xor0_shared_resources),
 582         .resource       = dove_xor0_shared_resources,
 583 };
 584
 585 static struct resource dove_xor00_resources[] = {
 586         [0] = {
 587                 .start  = IRQ_DOVE_XOR_00,
 588                 .end    = IRQ_DOVE_XOR_00,
 589                 .flags  = IORESOURCE_IRQ,
 590         },
 591 };
 592
 593 static struct mv_xor_platform_data dove_xor00_data = {
 594         .shared         = &dove_xor0_shared,
 595         .hw_id          = 0,
 596         .pool_size      = PAGE_SIZE,
 597 };
 598
 599 static struct platform_device dove_xor00_channel = {
 600         .name           = MV_XOR_NAME,
 601         .id             = 0,
 602         .num_resources  = ARRAY_SIZE(dove_xor00_resources),
 603         .resource       = dove_xor00_resources,
 604         .dev            = {
 605                 .dma_mask               = &dove_xor0_dmamask,
 606                 .coherent_dma_mask      = DMA_BIT_MASK(64),
 607                 .platform_data          = (void *)&dove_xor00_data,
 608         },
 609 };
 610
 611 static struct resource dove_xor01_resources[] = {
 612         [0] = {
 613                 .start  = IRQ_DOVE_XOR_01,
 614                 .end    = IRQ_DOVE_XOR_01,
 615                 .flags  = IORESOURCE_IRQ,
 616         },
 617 };
 618
 619 static struct mv_xor_platform_data dove_xor01_data = {
 620         .shared         = &dove_xor0_shared,
 621         .hw_id          = 1,
 622         .pool_size      = PAGE_SIZE,
 623 };
 624
 625 static struct platform_device dove_xor01_channel = {
 626         .name           = MV_XOR_NAME,
 627         .id             = 1,
 628         .num_resources  = ARRAY_SIZE(dove_xor01_resources),
 629         .resource       = dove_xor01_resources,
 630         .dev            = {
 631                 .dma_mask               = &dove_xor0_dmamask,
 632                 .coherent_dma_mask      = DMA_BIT_MASK(64),
 633                 .platform_data          = (void *)&dove_xor01_data,
 634         },
 635 };
 636
 637 void __init dove_xor0_init(void)
 638 {
 639         platform_device_register(&dove_xor0_shared);
 640
 641         /*
 642          * two engines can't do memset simultaneously, this limitation
 643          * satisfied by removing memset support from one of the engines.
 644          */
 645         dma_cap_set(DMA_MEMCPY, dove_xor00_data.cap_mask);
 646         dma_cap_set(DMA_XOR, dove_xor00_data.cap_mask);
 647         platform_device_register(&dove_xor00_channel);
 648
 649         dma_cap_set(DMA_MEMCPY, dove_xor01_data.cap_mask);
 650         dma_cap_set(DMA_MEMSET, dove_xor01_data.cap_mask);
 651         dma_cap_set(DMA_XOR, dove_xor01_data.cap_mask);
 652         platform_device_register(&dove_xor01_channel);
 653 }
 654
 655 /*****************************************************************************
 656  * XOR 1
 657  ****************************************************************************/
 658 static u64 dove_xor1_dmamask = DMA_BIT_MASK(32);
 659
 660 static struct resource dove_xor1_shared_resources[] = {
 661         {
 662                 .name   = "xor 0 low",
 663                 .start  = DOVE_XOR1_PHYS_BASE,
 664                 .end    = DOVE_XOR1_PHYS_BASE + 0xff,
 665                 .flags  = IORESOURCE_MEM,
 666         }, {
 667                 .name   = "xor 0 high",
 668                 .start  = DOVE_XOR1_HIGH_PHYS_BASE,
 669                 .end    = DOVE_XOR1_HIGH_PHYS_BASE + 0xff,
 670                 .flags  = IORESOURCE_MEM,
 671         },
 672 };
 673
 674 static struct platform_device dove_xor1_shared = {
 675         .name           = MV_XOR_SHARED_NAME,
 676         .id             = 1,
 677         .dev            = {
 678                 .platform_data = &dove_xor_shared_data,
 679         },
 680         .num_resources  = ARRAY_SIZE(dove_xor1_shared_resources),
 681         .resource       = dove_xor1_shared_resources,
 682 };
 683
 684 static struct resource dove_xor10_resources[] = {
 685         [0] = {
 686                 .start  = IRQ_DOVE_XOR_10,
 687                 .end    = IRQ_DOVE_XOR_10,
 688                 .flags  = IORESOURCE_IRQ,
 689         },
 690 };
 691
 692 static struct mv_xor_platform_data dove_xor10_data = {
 693         .shared         = &dove_xor1_shared,
 694         .hw_id          = 0,
 695         .pool_size      = PAGE_SIZE,
 696 };
 697
 698 static struct platform_device dove_xor10_channel = {
 699         .name           = MV_XOR_NAME,
 700         .id             = 2,
 701         .num_resources  = ARRAY_SIZE(dove_xor10_resources),
 702         .resource       = dove_xor10_resources,
 703         .dev            = {
 704                 .dma_mask               = &dove_xor1_dmamask,
 705                 .coherent_dma_mask      = DMA_BIT_MASK(64),
 706                 .platform_data          = (void *)&dove_xor10_data,
 707         },
 708 };
 709
 710 static struct resource dove_xor11_resources[] = {
 711         [0] = {
 712                 .start  = IRQ_DOVE_XOR_11,
 713                 .end    = IRQ_DOVE_XOR_11,
 714                 .flags  = IORESOURCE_IRQ,
 715         },
 716 };
 717
 718 static struct mv_xor_platform_data dove_xor11_data = {
 719         .shared         = &dove_xor1_shared,
 720         .hw_id          = 1,
 721         .pool_size      = PAGE_SIZE,
 722 };
 723
 724 static struct platform_device dove_xor11_channel = {
 725         .name           = MV_XOR_NAME,
 726         .id             = 3,
 727         .num_resources  = ARRAY_SIZE(dove_xor11_resources),
 728         .resource       = dove_xor11_resources,
 729         .dev            = {
 730                 .dma_mask               = &dove_xor1_dmamask,
 731                 .coherent_dma_mask      = DMA_BIT_MASK(64),
 732                 .platform_data          = (void *)&dove_xor11_data,
 733         },
 734 };
 735
 736 void __init dove_xor1_init(void)
 737 {
 738         platform_device_register(&dove_xor1_shared);
 739
 740         /*
 741          * two engines can't do memset simultaneously, this limitation
 742          * satisfied by removing memset support from one of the engines.
 743          */
 744         dma_cap_set(DMA_MEMCPY, dove_xor10_data.cap_mask);
 745         dma_cap_set(DMA_XOR, dove_xor10_data.cap_mask);
 746         platform_device_register(&dove_xor10_channel);
 747
 748         dma_cap_set(DMA_MEMCPY, dove_xor11_data.cap_mask);
 749         dma_cap_set(DMA_MEMSET, dove_xor11_data.cap_mask);
 750         dma_cap_set(DMA_XOR, dove_xor11_data.cap_mask);
 751         platform_device_register(&dove_xor11_channel);
 752 }
 753
 754 void __init dove_init(void)
 755 {
 756         int tclk;
 757
 758         tclk = get_tclk();
 759
 760         printk(KERN_INFO "Dove 88AP510 SoC, ");
 761         printk(KERN_INFO "TCLK = %dMHz\n", (tclk + 499999) / 1000000);
 762
 763         dove_setup_cpu_mbus();
 764
 765         dove_ge00_shared_data.t_clk = tclk;
 766         dove_uart0_data[0].uartclk = tclk;
 767         dove_uart1_data[0].uartclk = tclk;
 768         dove_uart2_data[0].uartclk = tclk;
 769         dove_uart3_data[0].uartclk = tclk;
 770         dove_spi0_data.tclk = tclk;
 771         dove_spi1_data.tclk = tclk;
 772
 773         /* internal devices that every board has */
 774         dove_rtc_init();
 775         dove_xor0_init();
 776         dove_xor1_init();
 777 }