arch/m68k/Kconfig.nommu

   1 config FPU
   2         bool
   3         default n
   4
   5 config GENERIC_GPIO
   6         bool
   7         default n
   8
   9 config GENERIC_CMOS_UPDATE
  10         bool
  11         default y
  12
  13 config GENERIC_CLOCKEVENTS
  14         bool
  15         default n
  16
  17 config COLDFIRE_SW_A7
  18         bool
  19         default n
  20
  21 config HAVE_CACHE_SPLIT
  22         bool
  23
  24 config HAVE_CACHE_CB
  25         bool
  26
  27 config HAVE_MBAR
  28         bool
  29
  30 config HAVE_IPSBAR
  31         bool
  32
  33 choice
  34         prompt "CPU"
  35         default M68EZ328
  36
  37 config M68328
  38         bool "MC68328"
  39         help
  40           Motorola 68328 processor support.
  41
  42 config M68EZ328
  43         bool "MC68EZ328"
  44         help
  45           Motorola 68EX328 processor support.
  46
  47 config M68VZ328
  48         bool "MC68VZ328"
  49         help
  50           Motorola 68VZ328 processor support.
  51
  52 config M68360
  53         bool "MC68360"
  54         help
  55           Motorola 68360 processor support.
  56
  57 config M5206
  58         bool "MCF5206"
  59         select COLDFIRE_SW_A7
  60         select HAVE_MBAR
  61         help
  62           Motorola ColdFire 5206 processor support.
  63
  64 config M5206e
  65         bool "MCF5206e"
  66         select COLDFIRE_SW_A7
  67         select HAVE_MBAR
  68         help
  69           Motorola ColdFire 5206e processor support.
  70
  71 config M520x
  72         bool "MCF520x"
  73         select GENERIC_CLOCKEVENTS
  74         select HAVE_CACHE_SPLIT
  75         help
  76            Freescale Coldfire 5207/5208 processor support.
  77
  78 config M523x
  79         bool "MCF523x"
  80         select GENERIC_CLOCKEVENTS
  81         select HAVE_CACHE_SPLIT
  82         select HAVE_IPSBAR
  83         help
  84           Freescale Coldfire 5230/1/2/4/5 processor support
  85
  86 config M5249
  87         bool "MCF5249"
  88         select COLDFIRE_SW_A7
  89         select HAVE_MBAR
  90         help
  91           Motorola ColdFire 5249 processor support.
  92
  93 config M5271
  94         bool "MCF5271"
  95         select HAVE_CACHE_SPLIT
  96         select HAVE_IPSBAR
  97         help
  98           Freescale (Motorola) ColdFire 5270/5271 processor support.
  99
 100 config M5272
 101         bool "MCF5272"
 102         select COLDFIRE_SW_A7
 103         select HAVE_MBAR
 104         help
 105           Motorola ColdFire 5272 processor support.
 106
 107 config M5275
 108         bool "MCF5275"
 109         select HAVE_CACHE_SPLIT
 110         select HAVE_IPSBAR
 111         help
 112           Freescale (Motorola) ColdFire 5274/5275 processor support.
 113
 114 config M528x
 115         bool "MCF528x"
 116         select GENERIC_CLOCKEVENTS
 117         select HAVE_CACHE_SPLIT
 118         select HAVE_IPSBAR
 119         help
 120           Motorola ColdFire 5280/5282 processor support.
 121
 122 config M5307
 123         bool "MCF5307"
 124         select COLDFIRE_SW_A7
 125         select HAVE_CACHE_CB
 126         select HAVE_MBAR
 127         help
 128           Motorola ColdFire 5307 processor support.
 129
 130 config M532x
 131         bool "MCF532x"
 132         select HAVE_CACHE_CB
 133         help
 134           Freescale (Motorola) ColdFire 532x processor support.
 135
 136 config M5407
 137         bool "MCF5407"
 138         select COLDFIRE_SW_A7
 139         select HAVE_CACHE_CB
 140         select HAVE_MBAR
 141         help
 142           Motorola ColdFire 5407 processor support.
 143
 144 config M547x
 145         bool "MCF547x"
 146         select HAVE_CACHE_CB
 147         select HAVE_MBAR
 148         help
 149           Freescale ColdFire 5470/5471/5472/5473/5474/5475 processor support.
 150
 151 config M548x
 152         bool "MCF548x"
 153         select HAVE_CACHE_CB
 154         select HAVE_MBAR
 155         help
 156           Freescale ColdFire 5480/5481/5482/5483/5484/5485 processor support.
 157
 158 endchoice
 159
 160 config M527x
 161         bool
 162         depends on (M5271 || M5275)
 163         select GENERIC_CLOCKEVENTS
 164         default y
 165
 166 config M54xx
 167         bool
 168         depends on (M548x || M547x)
 169         default y
 170
 171 config COLDFIRE
 172         bool
 173         depends on (M5206 || M5206e || M520x || M523x || M5249 || M527x || M5272 || M528x || M5307 || M532x || M5407 || M54xx)
 174         select GENERIC_GPIO
 175         select ARCH_REQUIRE_GPIOLIB
 176         default y
 177
 178 config CLOCK_SET
 179         bool "Enable setting the CPU clock frequency"
 180         default n
 181         help
 182           On some CPU's you do not need to know what the core CPU clock
 183           frequency is. On these you can disable clock setting. On some
 184           traditional 68K parts, and on all ColdFire parts you need to set
 185           the appropriate CPU clock frequency. On these devices many of the
 186           onboard peripherals derive their timing from the master CPU clock
 187           frequency.
 188
 189 config CLOCK_FREQ
 190         int "Set the core clock frequency"
 191         default "66666666"
 192         depends on CLOCK_SET
 193         help
 194           Define the CPU clock frequency in use. This is the core clock
 195           frequency, it may or may not be the same as the external clock
 196           crystal fitted to your board. Some processors have an internal
 197           PLL and can have their frequency programmed at run time, others
 198           use internal dividers. In general the kernel won't setup a PLL
 199           if it is fitted (there are some exceptions). This value will be
 200           specific to the exact CPU that you are using.
 201
 202 config OLDMASK
 203         bool "Old mask 5307 (1H55J) silicon"
 204         depends on M5307
 205         help
 206           Build support for the older revision ColdFire 5307 silicon.
 207           Specifically this is the 1H55J mask revision.
 208
 209 if HAVE_CACHE_SPLIT
 210 choice
 211         prompt "Split Cache Configuration"
 212         default CACHE_I
 213
 214 config CACHE_I
 215         bool "Instruction"
 216         help
 217           Use all of the ColdFire CPU cache memory as an instruction cache.
 218
 219 config CACHE_D
 220         bool "Data"
 221         help
 222           Use all of the ColdFire CPU cache memory as a data cache.
 223
 224 config CACHE_BOTH
 225         bool "Both"
 226         help
 227           Split the ColdFire CPU cache, and use half as an instruction cache
 228           and half as a data cache.
 229 endchoice
 230 endif
 231
 232 if HAVE_CACHE_CB
 233 choice
 234         prompt "Data cache mode"
 235         default CACHE_WRITETHRU
 236
 237 config CACHE_WRITETHRU
 238         bool "Write-through"
 239         help
 240           The ColdFire CPU cache is set into Write-through mode.
 241
 242 config CACHE_COPYBACK
 243         bool "Copy-back"
 244         help
 245           The ColdFire CPU cache is set into Copy-back mode.
 246 endchoice
 247 endif
 248
 249 comment "Platform"
 250
 251 config PILOT3
 252         bool "Pilot 1000/5000, PalmPilot Personal/Pro, or PalmIII support"
 253         depends on M68328
 254         help
 255           Support for the Palm Pilot 1000/5000, Personal/Pro and PalmIII.
 256
 257 config XCOPILOT_BUGS
 258         bool "(X)Copilot support"
 259         depends on PILOT3
 260         help
 261           Support the bugs of Xcopilot.
 262
 263 config UC5272
 264         bool 'Arcturus Networks uC5272 dimm board support'
 265         depends on M5272
 266         help
 267           Support for the Arcturus Networks uC5272 dimm board.
 268
 269 config UC5282
 270         bool "Arcturus Networks uC5282 board support"
 271         depends on M528x
 272         help
 273           Support for the Arcturus Networks uC5282 dimm board.
 274
 275 config UCSIMM
 276         bool "uCsimm module support"
 277         depends on M68EZ328
 278         help
 279           Support for the Arcturus Networks uCsimm module.
 280
 281 config UCDIMM
 282         bool "uDsimm module support"
 283         depends on M68VZ328
 284         help
 285           Support for the Arcturus Networks uDsimm module.
 286
 287 config DRAGEN2
 288         bool "DragenEngine II board support"
 289         depends on M68VZ328
 290         help
 291           Support for the DragenEngine II board.
 292
 293 config DIRECT_IO_ACCESS
 294         bool "Allow user to access IO directly"
 295         depends on (UCSIMM || UCDIMM || DRAGEN2)
 296         help
 297           Disable the CPU internal registers protection in user mode,
 298           to allow a user application to read/write them.
 299
 300 config INIT_LCD
 301         bool "Initialize LCD"
 302         depends on (UCSIMM || UCDIMM || DRAGEN2)
 303         help
 304           Initialize the LCD controller of the 68x328 processor.
 305
 306 config MEMORY_RESERVE
 307         int "Memory reservation (MiB)"
 308         depends on (UCSIMM || UCDIMM)
 309         help
 310           Reserve certain memory regions on 68x328 based boards.
 311
 312 config UCQUICC
 313         bool "Lineo uCquicc board support"
 314         depends on M68360
 315         help
 316           Support for the Lineo uCquicc board.
 317
 318 config ARN5206
 319         bool "Arnewsh 5206 board support"
 320         depends on M5206
 321         help
 322           Support for the Arnewsh 5206 board.
 323
 324 config M5206eC3
 325         bool "Motorola M5206eC3 board support"
 326         depends on M5206e
 327         help
 328           Support for the Motorola M5206eC3 board.
 329
 330 config ELITE
 331         bool "Motorola M5206eLITE board support"
 332         depends on M5206e
 333         help
 334           Support for the Motorola M5206eLITE board.
 335
 336 config M5208EVB
 337         bool "Freescale M5208EVB board support"
 338         depends on M520x
 339         help
 340           Support for the Freescale Coldfire M5208EVB.
 341
 342 config M5235EVB
 343         bool "Freescale M5235EVB support"
 344         depends on M523x
 345         help
 346           Support for the Freescale M5235EVB board.
 347
 348 config M5249C3
 349         bool "Motorola M5249C3 board support"
 350         depends on M5249
 351         help
 352           Support for the Motorola M5249C3 board.
 353
 354 config M5271EVB
 355         bool "Freescale (Motorola) M5271EVB board support"
 356         depends on M5271
 357         help
 358           Support for the Freescale (Motorola) M5271EVB board.
 359
 360 config M5275EVB
 361         bool "Freescale (Motorola) M5275EVB board support"
 362         depends on M5275
 363         help
 364           Support for the Freescale (Motorola) M5275EVB board.
 365
 366 config M5272C3
 367         bool "Motorola M5272C3 board support"
 368         depends on M5272
 369         help
 370           Support for the Motorola M5272C3 board.
 371
 372 config COBRA5272
 373         bool "senTec COBRA5272 board support"
 374         depends on M5272
 375         help
 376           Support for the senTec COBRA5272 board.
 377
 378 config AVNET5282
 379         bool "Avnet 5282 board support"
 380         depends on M528x
 381         help
 382           Support for the Avnet 5282 board.
 383
 384 config M5282EVB
 385         bool "Motorola M5282EVB board support"
 386         depends on M528x
 387         help
 388           Support for the Motorola M5282EVB board.
 389
 390 config COBRA5282
 391         bool "senTec COBRA5282 board support"
 392         depends on M528x
 393         help
 394           Support for the senTec COBRA5282 board.
 395
 396 config SOM5282EM
 397         bool "EMAC.Inc SOM5282EM board support"
 398         depends on M528x
 399         help
 400           Support for the EMAC.Inc SOM5282EM module.
 401
 402 config WILDFIRE
 403         bool "Intec Automation Inc. WildFire board support"
 404         depends on M528x
 405         help
 406           Support for the Intec Automation Inc. WildFire.
 407
 408 config WILDFIREMOD
 409         bool "Intec Automation Inc. WildFire module support"
 410         depends on M528x
 411         help
 412           Support for the Intec Automation Inc. WildFire module.
 413
 414 config ARN5307
 415         bool "Arnewsh 5307 board support"
 416         depends on M5307
 417         help
 418           Support for the Arnewsh 5307 board.
 419
 420 config M5307C3
 421         bool "Motorola M5307C3 board support"
 422         depends on M5307
 423         help
 424           Support for the Motorola M5307C3 board.
 425
 426 config SECUREEDGEMP3
 427         bool "SnapGear SecureEdge/MP3 platform support"
 428         depends on M5307
 429         help
 430           Support for the SnapGear SecureEdge/MP3 platform.
 431
 432 config M5329EVB
 433         bool "Freescale (Motorola) M5329EVB board support"
 434         depends on M532x
 435         help
 436           Support for the Freescale (Motorola) M5329EVB board.
 437
 438 config COBRA5329
 439         bool "senTec COBRA5329 board support"
 440         depends on M532x
 441         help
 442           Support for the senTec COBRA5329 board.
 443
 444 config M5407C3
 445         bool "Motorola M5407C3 board support"
 446         depends on M5407
 447         help
 448           Support for the Motorola M5407C3 board.
 449
 450 config FIREBEE
 451         bool "FireBee board support"
 452         depends on M547x
 453         help
 454           Support for the FireBee ColdFire 5475 based board.
 455
 456 config CLEOPATRA
 457         bool "Feith CLEOPATRA board support"
 458         depends on (M5307 || M5407)
 459         help
 460           Support for the Feith Cleopatra boards.
 461
 462 config CANCam
 463         bool "Feith CANCam board support"
 464         depends on M5272
 465         help
 466           Support for the Feith CANCam board.
 467
 468 config SCALES
 469         bool "Feith SCALES board support"
 470         depends on M5272
 471         help
 472           Support for the Feith SCALES board.
 473
 474 config NETtel
 475         bool "SecureEdge/NETtel board support"
 476         depends on (M5206e || M5272 || M5307)
 477         help
 478           Support for the SnapGear NETtel/SecureEdge/SnapGear boards.
 479
 480 config SNAPGEAR
 481         bool "SnapGear router board support"
 482         depends on NETtel
 483         help
 484           Special additional support for SnapGear router boards.
 485
 486 config CPU16B
 487         bool "Sneha Technologies S.L. Sarasvati board support"
 488         depends on M5272
 489         help
 490           Support for the SNEHA CPU16B board.
 491
 492 config MOD5272
 493         bool "Netburner MOD-5272 board support"
 494         depends on M5272
 495         help
 496           Support for the Netburner MOD-5272 board.
 497
 498 config SAVANTrosie1
 499         bool "Savant Rosie1 board support"
 500         depends on M523x
 501         help
 502           Support for the Savant Rosie1 board.
 503
 504 config ROMFS_FROM_ROM
 505         bool "ROMFS image not RAM resident"
 506         depends on (NETtel || SNAPGEAR)
 507         help
 508           The ROMfs filesystem will stay resident in the FLASH/ROM, not be
 509           moved into RAM.
 510
 511 config PILOT
 512         bool
 513         default y
 514         depends on (PILOT3 || PILOT5)
 515
 516 config ARNEWSH
 517         bool
 518         default y
 519         depends on (ARN5206 || ARN5307)
 520
 521 config FREESCALE
 522         bool
 523         default y
 524         depends on (M5206eC3 || M5208EVB || M5235EVB || M5249C3 || M5271EVB || M5272C3 || M5275EVB || M5282EVB || M5307C3 || M5329EVB || M5407C3)
 525
 526 config HW_FEITH
 527         bool
 528         default y
 529         depends on (CLEOPATRA || CANCam || SCALES)
 530
 531 config senTec
 532         bool
 533         default y
 534         depends on (COBRA5272 || COBRA5282)
 535
 536 config EMAC_INC
 537         bool
 538         default y
 539         depends on (SOM5282EM)
 540
 541 config SNEHA
 542         bool
 543         default y
 544         depends on CPU16B
 545
 546 config SAVANT
 547         bool
 548         default y
 549         depends on SAVANTrosie1
 550
 551 config AVNET
 552         bool
 553         default y
 554         depends on (AVNET5282)
 555
 556 config UBOOT
 557         bool "Support for U-Boot command line parameters"
 558         help
 559           If you say Y here kernel will try to collect command
 560           line parameters from the initial u-boot stack.
 561         default n
 562
 563 config 4KSTACKS
 564         bool "Use 4Kb for kernel stacks instead of 8Kb"
 565         default y
 566         help
 567           If you say Y here the kernel will use a 4Kb stacksize for the
 568           kernel stack attached to each process/thread. This facilitates
 569           running more threads on a system and also reduces the pressure
 570           on the VM subsystem for higher order allocations.
 571
 572 comment "RAM configuration"
 573
 574 config RAMBASE
 575         hex "Address of the base of RAM"
 576         default "0"
 577         help
 578           Define the address that RAM starts at. On many platforms this is
 579           0, the base of the address space. And this is the default. Some
 580           platforms choose to setup their RAM at other addresses within the
 581           processor address space.
 582
 583 config RAMSIZE
 584         hex "Size of RAM (in bytes), or 0 for automatic"
 585         default "0x400000"
 586         help
 587           Define the size of the system RAM. If you select 0 then the
 588           kernel will try to probe the RAM size at runtime. This is not
 589           supported on all CPU types.
 590
 591 config VECTORBASE
 592         hex "Address of the base of system vectors"
 593         default "0"
 594         help
 595           Define the address of the system vectors. Commonly this is
 596           put at the start of RAM, but it doesn't have to be. On ColdFire
 597           platforms this address is programmed into the VBR register, thus
 598           actually setting the address to use.
 599
 600 config MBAR
 601         hex "Address of the MBAR (internal peripherals)"
 602         default "0x10000000"
 603         depends on HAVE_MBAR
 604         help
 605           Define the address of the internal system peripherals. This value
 606           is set in the processors MBAR register. This is generally setup by
 607           the boot loader, and will not be written by the kernel. By far most
 608           ColdFire boards use the default 0x10000000 value, so if unsure then
 609           use this.
 610
 611 config IPSBAR
 612         hex "Address of the IPSBAR (internal peripherals)"
 613         default "0x40000000"
 614         depends on HAVE_IPSBAR
 615         help
 616           Define the address of the internal system peripherals. This value
 617           is set in the processors IPSBAR register. This is generally setup by
 618           the boot loader, and will not be written by the kernel. By far most
 619           ColdFire boards use the default 0x40000000 value, so if unsure then
 620           use this.
 621
 622 config KERNELBASE
 623         hex "Address of the base of kernel code"
 624         default "0x400"
 625         help
 626           Typically on m68k systems the kernel will not start at the base
 627           of RAM, but usually some small offset from it. Define the start
 628           address of the kernel here. The most common setup will have the
 629           processor vectors at the base of RAM and then the start of the
 630           kernel. On some platforms some RAM is reserved for boot loaders
 631           and the kernel starts after that. The 0x400 default was based on
 632           a system with the RAM based at address 0, and leaving enough room
 633           for the theoretical maximum number of 256 vectors.
 634
 635 choice
 636         prompt "RAM bus width"
 637         default RAMAUTOBIT
 638
 639 config RAMAUTOBIT
 640         bool "AUTO"
 641         help
 642           Select the physical RAM data bus size. Not needed on most platforms,
 643           so you can generally choose AUTO.
 644
 645 config RAM8BIT
 646         bool "8bit"
 647         help
 648           Configure RAM bus to be 8 bits wide.
 649
 650 config RAM16BIT
 651         bool "16bit"
 652         help
 653           Configure RAM bus to be 16 bits wide.
 654
 655 config RAM32BIT
 656         bool "32bit"
 657         help
 658           Configure RAM bus to be 32 bits wide.
 659
 660 endchoice
 661
 662 comment "ROM configuration"
 663
 664 config ROM
 665         bool "Specify ROM linker regions"
 666         default n
 667         help
 668           Define a ROM region for the linker script. This creates a kernel
 669           that can be stored in flash, with possibly the text, and data
 670           regions being copied out to RAM at startup.
 671
 672 config ROMBASE
 673         hex "Address of the base of ROM device"
 674         default "0"
 675         depends on ROM
 676         help
 677           Define the address that the ROM region starts at. Some platforms
 678           use this to set their chip select region accordingly for the boot
 679           device.
 680
 681 config ROMVEC
 682         hex "Address of the base of the ROM vectors"
 683         default "0"
 684         depends on ROM
 685         help
 686           This is almost always the same as the base of the ROM. Since on all
 687           68000 type variants the vectors are at the base of the boot device
 688           on system startup.
 689
 690 config ROMVECSIZE
 691         hex "Size of ROM vector region (in bytes)"
 692         default "0x400"
 693         depends on ROM
 694         help
 695           Define the size of the vector region in ROM. For most 68000
 696           variants this would be 0x400 bytes in size. Set to 0 if you do
 697           not want a vector region at the start of the ROM.
 698
 699 config ROMSTART
 700         hex "Address of the base of system image in ROM"
 701         default "0x400"
 702         depends on ROM
 703         help
 704           Define the start address of the system image in ROM. Commonly this
 705           is strait after the ROM vectors.
 706
 707 config ROMSIZE
 708         hex "Size of the ROM device"
 709         default "0x100000"
 710         depends on ROM
 711         help
 712           Size of the ROM device. On some platforms this is used to setup
 713           the chip select that controls the boot ROM device.
 714
 715 choice
 716         prompt "Kernel executes from"
 717         ---help---
 718           Choose the memory type that the kernel will be running in.
 719
 720 config RAMKERNEL
 721         bool "RAM"
 722         help
 723           The kernel will be resident in RAM when running.
 724
 725 config ROMKERNEL
 726         bool "ROM"
 727         help
 728           The kernel will be resident in FLASH/ROM when running. This is
 729           often referred to as Execute-in-Place (XIP), since the kernel
 730           code executes from the position it is stored in the FLASH/ROM.
 731
 732 endchoice
 733
 734 if COLDFIRE
 735 source "kernel/Kconfig.preempt"
 736 endif
 737
 738 source "kernel/time/Kconfig"
 739
 740 config ISA_DMA_API
 741         bool
 742         depends on !M5272
 743         default y
 744
 745 source "drivers/pcmcia/Kconfig"
 746