arch/cris/Kconfig

   1 #
   2 # For a description of the syntax of this configuration file,
   3 # see the Configure script.
   4 #
   5
   6 mainmenu "Linux/CRIS Kernel Configuration"
   7
   8 config MMU
   9         bool
  10         default y
  11
  12 config ZONE_DMA
  13         bool
  14         default y
  15
  16 config RWSEM_GENERIC_SPINLOCK
  17         bool
  18         default y
  19
  20 config RWSEM_XCHGADD_ALGORITHM
  21         bool
  22
  23 config GENERIC_IOMAP
  24        bool
  25        default y
  26
  27 config ARCH_HAS_ILOG2_U32
  28         bool
  29         default n
  30
  31 config ARCH_HAS_ILOG2_U64
  32         bool
  33         default n
  34
  35 config GENERIC_FIND_NEXT_BIT
  36         bool
  37         default y
  38
  39 config GENERIC_HWEIGHT
  40         bool
  41         default y
  42
  43 config GENERIC_CALIBRATE_DELAY
  44         bool
  45         default y
  46
  47 config NO_IOPORT
  48         def_bool y
  49
  50 config FORCE_MAX_ZONEORDER
  51         int
  52         default 6
  53
  54 config CRIS
  55         bool
  56         default y
  57         select HAVE_IDE
  58
  59 config HZ
  60         int
  61         default 100
  62
  63 source "init/Kconfig"
  64
  65 source "kernel/Kconfig.freezer"
  66
  67 menu "General setup"
  68
  69 source "fs/Kconfig.binfmt"
  70
  71 config GENERIC_HARDIRQS
  72         bool
  73         default y
  74
  75 config ETRAX_CMDLINE
  76         string "Kernel command line"
  77         default "root=/dev/mtdblock3"
  78         help
  79           Pass additional commands to the kernel.
  80
  81 config ETRAX_WATCHDOG
  82         bool "Enable ETRAX watchdog"
  83         help
  84           Enable the built-in watchdog timer support on ETRAX based embedded
  85           network computers.
  86
  87 config ETRAX_WATCHDOG_NICE_DOGGY
  88         bool "Disable watchdog during Oops printouts"
  89         depends on ETRAX_WATCHDOG
  90         help
  91           By enabling this you make sure that the watchdog does not bite while
  92           printing oopses. Recommended for development systems but not for
  93           production releases.
  94
  95 config ETRAX_FAST_TIMER
  96        bool "Enable ETRAX fast timer API"
  97        help
  98          This options enables the API to a fast timer implementation using
  99          timer1 to get sub jiffie resolution timers (primarily one-shot
 100          timers).
 101          This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
 102
 103 config ETRAX_KMALLOCED_MODULES
 104         bool "Enable module allocation with kmalloc"
 105         help
 106           Enable module allocation with kmalloc instead of vmalloc.
 107
 108 config OOM_REBOOT
 109        bool "Enable reboot at out of memory"
 110
 111 source "kernel/Kconfig.preempt"
 112
 113 source mm/Kconfig
 114
 115 endmenu
 116
 117 menu "Hardware setup"
 118
 119 choice
 120         prompt "Processor type"
 121         default ETRAX100LX
 122
 123 config ETRAX100LX
 124         bool "ETRAX-100LX-v1"
 125         help
 126           Support version 1 of the ETRAX 100LX.
 127
 128 config ETRAX100LX_V2
 129         bool "ETRAX-100LX-v2"
 130         help
 131           Support version 2 of the ETRAX 100LX.
 132
 133 config SVINTO_SIM
 134         bool "ETRAX-100LX-for-xsim-simulator"
 135         help
 136           Support the xsim ETRAX Simulator.
 137
 138 config ETRAXFS
 139         bool "ETRAX-FS-V32"
 140         help
 141           Support CRIS V32.
 142
 143 config CRIS_MACH_ARTPEC3
 144         bool "ARTPEC-3"
 145         help
 146           Support Axis ARTPEC-3.
 147
 148 endchoice
 149
 150 config ETRAX_VCS_SIM
 151         bool "VCS Simulator"
 152         help
 153           Setup hardware to be run in the VCS simulator.
 154
 155 config ETRAX_ARCH_V10
 156        bool
 157        default y if ETRAX100LX || ETRAX100LX_V2
 158        default n if !(ETRAX100LX || ETRAX100LX_V2)
 159
 160 config ETRAX_ARCH_V32
 161        bool
 162        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 163        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 164
 165 config ETRAX_DRAM_SIZE
 166         int "DRAM size (dec, in MB)"
 167         default "8"
 168         help
 169           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 170
 171 config ETRAX_VMEM_SIZE
 172        int "Video memory size (dec, in MB)"
 173        depends on ETRAX_ARCH_V32 && !ETRAXFS
 174        default 8 if !ETRAXFS
 175        help
 176         Size of Video accessible memory (decimal, in MB).
 177
 178 config ETRAX_FLASH_BUSWIDTH
 179         int "Buswidth of NOR flash in bytes"
 180         default "2"
 181         help
 182           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 183
 184 config ETRAX_NANDFLASH_BUSWIDTH
 185         int "Buswidth of NAND flash in bytes"
 186         default "1"
 187         help
 188           Width in bytes of the NAND flash (1 or 2).
 189
 190 config ETRAX_FLASH1_SIZE
 191        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 192        default "0"
 193
 194 choice
 195         prompt "Product debug-port"
 196         default ETRAX_DEBUG_PORT0
 197
 198 config ETRAX_DEBUG_PORT0
 199         bool "Serial-0"
 200         help
 201           Choose a serial port for the ETRAX debug console.  Default to
 202           port 0.
 203
 204 config ETRAX_DEBUG_PORT1
 205         bool "Serial-1"
 206         help
 207           Use serial port 1 for the console.
 208
 209 config ETRAX_DEBUG_PORT2
 210         bool "Serial-2"
 211         help
 212           Use serial port 2 for the console.
 213
 214 config ETRAX_DEBUG_PORT3
 215         bool "Serial-3"
 216         help
 217           Use serial port 3 for the console.
 218
 219 config ETRAX_DEBUG_PORT_NULL
 220         bool "disabled"
 221         help
 222           Disable serial-port debugging.
 223
 224 endchoice
 225
 226 choice
 227         prompt "Kernel GDB port"
 228         depends on ETRAX_KGDB
 229         default ETRAX_KGDB_PORT0
 230         help
 231           Choose a serial port for kernel debugging.  NOTE: This port should
 232           not be enabled under Drivers for built-in interfaces (as it has its
 233           own initialization code) and should not be the same as the debug port.
 234
 235 config ETRAX_KGDB_PORT0
 236         bool "Serial-0"
 237         help
 238           Use serial port 0 for kernel debugging.
 239
 240 config ETRAX_KGDB_PORT1
 241         bool "Serial-1"
 242         help
 243           Use serial port 1 for kernel debugging.
 244
 245 config ETRAX_KGDB_PORT2
 246         bool "Serial-2"
 247         help
 248           Use serial port 2 for kernel debugging.
 249
 250 config ETRAX_KGDB_PORT3
 251         bool "Serial-3"
 252         help
 253           Use serial port 3 for kernel debugging.
 254
 255 endchoice
 256
 257 source arch/cris/arch-v10/Kconfig
 258 source arch/cris/arch-v32/Kconfig
 259
 260 endmenu
 261
 262 source "net/Kconfig"
 263
 264 # bring in ETRAX built-in drivers
 265 menu "Drivers for built-in interfaces"
 266 source arch/cris/arch-v10/drivers/Kconfig
 267 source arch/cris/arch-v32/drivers/Kconfig
 268
 269 config ETRAX_AXISFLASHMAP
 270         bool "Axis flash-map support"
 271         select MTD
 272         select MTD_CFI
 273         select MTD_CFI_AMDSTD
 274         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 275         select MTD_CHAR
 276         select MTD_BLOCK
 277         select MTD_PARTITIONS
 278         select MTD_CONCAT
 279         select MTD_COMPLEX_MAPPINGS
 280         help
 281           This option enables MTD mapping of flash devices.  Needed to use
 282           flash memories.  If unsure, say Y.
 283
 284 config ETRAX_RTC
 285         bool "Real Time Clock support"
 286         depends on ETRAX_I2C
 287         help
 288           Enables drivers for the Real-Time Clock battery-backed chips on
 289           some products. The kernel reads the time when booting, and
 290           the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a
 291           rtc_time struct (see <file:include/asm-cris/rtc.h>) on the /dev/rtc
 292           device.  You can check the time with cat /proc/rtc, but
 293           normal time reading should be done using libc function time and
 294           friends.
 295
 296 choice
 297         prompt "RTC chip"
 298         depends on ETRAX_RTC
 299         default ETRAX_PCF8563 if ETRAX_ARCH_V32
 300         default ETRAX_DS1302 if ETRAX_ARCH_V10
 301
 302 config ETRAX_DS1302
 303         depends on ETRAX_ARCH_V10
 304         bool "DS1302"
 305         help
 306           Enables the driver for the DS1302 Real-Time Clock battery-backed
 307           chip on some products.
 308
 309 config ETRAX_PCF8563
 310         bool "PCF8563"
 311         help
 312           Enables the driver for the PCF8563 Real-Time Clock battery-backed
 313           chip on some products.
 314
 315 endchoice
 316
 317 config ETRAX_SYNCHRONOUS_SERIAL
 318         bool "Synchronous serial-port support"
 319         help
 320           Select this to enable the synchronous serial port driver.
 321
 322 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 323         bool "Synchronous serial port 0 enabled"
 324         depends on ETRAX_SYNCHRONOUS_SERIAL
 325         help
 326           Enabled synchronous serial port 0.
 327
 328 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 329         bool "Enable DMA on synchronous serial port 0."
 330         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 331         help
 332           A synchronous serial port can run in manual or DMA mode.
 333           Selecting this option will make it run in DMA mode.
 334
 335 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 336         bool "Synchronous serial port 1 enabled"
 337         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 338         help
 339           Enabled synchronous serial port 1.
 340
 341 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 342         bool "Enable DMA on synchronous serial port 1."
 343         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 344         help
 345           A synchronous serial port can run in manual or DMA mode.
 346           Selecting this option will make it run in DMA mode.
 347
 348 choice
 349         prompt "Network LED behavior"
 350         depends on ETRAX_ETHERNET
 351         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 352
 353 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 354         bool "LED_on_when_link"
 355         help
 356           Selecting LED_on_when_link will light the LED when there is a
 357           connection and will flash off when there is activity.
 358
 359           Selecting LED_on_when_activity will light the LED only when
 360           there is activity.
 361
 362           This setting will also affect the behaviour of other activity LEDs
 363           e.g. Bluetooth.
 364
 365 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 366         bool "LED_on_when_activity"
 367         help
 368           Selecting LED_on_when_link will light the LED when there is a
 369           connection and will flash off when there is activity.
 370
 371           Selecting LED_on_when_activity will light the LED only when
 372           there is activity.
 373
 374           This setting will also affect the behaviour of other activity LEDs
 375           e.g. Bluetooth.
 376
 377 endchoice
 378
 379 choice
 380         prompt "Ser0 DMA out channel"
 381         depends on ETRAX_SERIAL_PORT0
 382         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 383         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 384
 385 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 386         bool "Ser0 uses no DMA for output"
 387         help
 388           Do not use DMA for ser0 output.
 389
 390 config ETRAX_SERIAL_PORT0_DMA6_OUT
 391         bool "Ser0 uses DMA6 for output"
 392         depends on ETRAXFS
 393         help
 394           Enables the DMA6 output channel for ser0 (ttyS0).
 395           If you do not enable DMA, an interrupt for each character will be
 396           used when transmitting data.
 397           Normally you want to use DMA, unless you use the DMA channel for
 398           something else.
 399
 400 config ETRAX_SERIAL_PORT0_DMA0_OUT
 401         bool "Ser0 uses DMA0 for output"
 402         depends on CRIS_MACH_ARTPEC3
 403         help
 404           Enables the DMA0 output channel for ser0 (ttyS0).
 405           If you do not enable DMA, an interrupt for each character will be
 406           used when transmitting data.
 407           Normally you want to use DMA, unless you use the DMA channel for
 408           something else.
 409
 410 endchoice
 411
 412 choice
 413         prompt "Ser0 DMA in channel "
 414         depends on ETRAX_SERIAL_PORT0
 415         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 416         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 417         help
 418           What DMA channel to use for ser0.
 419
 420 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 421         bool "Ser0 uses no DMA for input"
 422         help
 423           Do not use DMA for ser0 input.
 424
 425 config ETRAX_SERIAL_PORT0_DMA7_IN
 426         bool "Ser0 uses DMA7 for input"
 427         depends on ETRAXFS
 428         help
 429           Enables the DMA7 input channel for ser0 (ttyS0).
 430           If you do not enable DMA, an interrupt for each character will be
 431           used when receiving data.
 432           Normally you want to use DMA, unless you use the DMA channel for
 433           something else.
 434
 435 config ETRAX_SERIAL_PORT0_DMA1_IN
 436         bool "Ser0 uses DMA1 for input"
 437         depends on CRIS_MACH_ARTPEC3
 438         help
 439           Enables the DMA1 input channel for ser0 (ttyS0).
 440           If you do not enable DMA, an interrupt for each character will be
 441           used when receiving data.
 442           Normally you want to use DMA, unless you use the DMA channel for
 443           something else.
 444
 445 endchoice
 446
 447 choice
 448         prompt "Ser1 DMA in channel "
 449         depends on ETRAX_SERIAL_PORT1
 450         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 451         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 452         help
 453           What DMA channel to use for ser1.
 454
 455 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 456         bool "Ser1 uses no DMA for input"
 457         help
 458           Do not use DMA for ser1 input.
 459
 460 config ETRAX_SERIAL_PORT1_DMA5_IN
 461         bool "Ser1 uses DMA5 for input"
 462         depends on ETRAX_ARCH_V32
 463         help
 464           Enables the DMA5 input channel for ser1 (ttyS1).
 465           If you do not enable DMA, an interrupt for each character will be
 466           used when receiving data.
 467           Normally you want this on, unless you use the DMA channel for
 468           something else.
 469
 470 config ETRAX_SERIAL_PORT1_DMA9_IN
 471         depends on ETRAX_ARCH_V10
 472         bool "Ser1 uses DMA9 for input"
 473
 474 endchoice
 475
 476
 477 choice
 478         prompt "Ser1 DMA out channel"
 479         depends on ETRAX_SERIAL_PORT1
 480         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 481         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 482         help
 483           What DMA channel to use for ser1.
 484
 485 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 486         bool "Ser1 uses no DMA for output"
 487         help
 488           Do not use DMA for ser1 output.
 489
 490 config ETRAX_SERIAL_PORT1_DMA8_OUT
 491         depends on ETRAX_ARCH_V10
 492         bool "Ser1 uses DMA8 for output"
 493
 494 config ETRAX_SERIAL_PORT1_DMA4_OUT
 495         depends on ETRAX_ARCH_V32
 496         bool "Ser1 uses DMA4 for output"
 497         help
 498           Enables the DMA4 output channel for ser1 (ttyS1).
 499           If you do not enable DMA, an interrupt for each character will be
 500           used when transmitting data.
 501           Normally you want this on, unless you use the DMA channel for
 502           something else.
 503
 504 endchoice
 505
 506 choice
 507         prompt "Ser2 DMA out channel"
 508         depends on ETRAX_SERIAL_PORT2
 509         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 510         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 511
 512 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 513         bool "Ser2 uses no DMA for output"
 514         help
 515           Do not use DMA for ser2 output.
 516
 517 config ETRAX_SERIAL_PORT2_DMA2_OUT
 518         bool "Ser2 uses DMA2 for output"
 519         depends on ETRAXFS || ETRAX_ARCH_V10
 520         help
 521           Enables the DMA2 output channel for ser2 (ttyS2).
 522           If you do not enable DMA, an interrupt for each character will be
 523           used when transmitting data.
 524           Normally you want to use DMA, unless you use the DMA channel for
 525           something else.
 526
 527 config ETRAX_SERIAL_PORT2_DMA6_OUT
 528         bool "Ser2 uses DMA6 for output"
 529         depends on CRIS_MACH_ARTPEC3
 530         help
 531           Enables the DMA6 output channel for ser2 (ttyS2).
 532           If you do not enable DMA, an interrupt for each character will be
 533           used when transmitting data.
 534           Normally you want to use DMA, unless you use the DMA channel for
 535           something else.
 536
 537 endchoice
 538
 539 choice
 540         prompt "Ser2 DMA in channel"
 541         depends on ETRAX_SERIAL_PORT2
 542         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 543         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 544         help
 545           What DMA channel to use for ser2.
 546
 547 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 548         bool "Ser2 uses no DMA for input"
 549         help
 550           Do not use DMA for ser2 input.
 551
 552 config ETRAX_SERIAL_PORT2_DMA3_IN
 553         bool "Ser2 uses DMA3 for input"
 554         depends on ETRAXFS || ETRAX_ARCH_V10
 555         help
 556           Enables the DMA3 input channel for ser2 (ttyS2).
 557           If you do not enable DMA, an interrupt for each character will be
 558           used when receiving data.
 559           Normally you want to use DMA, unless you use the DMA channel for
 560           something else.
 561
 562 config ETRAX_SERIAL_PORT2_DMA7_IN
 563         bool "Ser2 uses DMA7 for input"
 564         depends on CRIS_MACH_ARTPEC3
 565         help
 566           Enables the DMA7 input channel for ser2 (ttyS2).
 567           If you do not enable DMA, an interrupt for each character will be
 568           used when receiving data.
 569           Normally you want to use DMA, unless you use the DMA channel for
 570           something else.
 571
 572 endchoice
 573
 574 choice
 575         prompt "Ser3 DMA in channel"
 576         depends on ETRAX_SERIAL_PORT3
 577         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 578         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 579         help
 580           What DMA channel to use for ser3.
 581
 582 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 583         bool "Ser3 uses no DMA for input"
 584         help
 585           Do not use DMA for ser3 input.
 586
 587 config ETRAX_SERIAL_PORT3_DMA5_IN
 588         depends on ETRAX_ARCH_V10
 589         bool "DMA 5"
 590
 591 config ETRAX_SERIAL_PORT3_DMA9_IN
 592         bool "Ser3 uses DMA9 for input"
 593         depends on ETRAXFS
 594         help
 595           Enables the DMA9 input channel for ser3 (ttyS3).
 596           If you do not enable DMA, an interrupt for each character will be
 597           used when receiving data.
 598           Normally you want to use DMA, unless you use the DMA channel for
 599           something else.
 600
 601 config ETRAX_SERIAL_PORT3_DMA3_IN
 602         bool "Ser3 uses DMA3 for input"
 603         depends on CRIS_MACH_ARTPEC3
 604         help
 605           Enables the DMA3 input channel for ser3 (ttyS3).
 606           If you do not enable DMA, an interrupt for each character will be
 607           used when receiving data.
 608           Normally you want to use DMA, unless you use the DMA channel for
 609           something else.
 610
 611 endchoice
 612
 613 choice
 614         prompt "Ser3 DMA out channel"
 615         depends on ETRAX_SERIAL_PORT3
 616         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 617         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 618
 619 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 620         bool "Ser3 uses no DMA for output"
 621         help
 622           Do not use DMA for ser3 output.
 623
 624 config ETRAX_SERIAL_PORT3_DMA4_OUT
 625         depends on ETRAX_ARCH_V10
 626         bool "DMA 4"
 627
 628 config ETRAX_SERIAL_PORT3_DMA8_OUT
 629         bool "Ser3 uses DMA8 for output"
 630         depends on ETRAXFS
 631         help
 632           Enables the DMA8 output channel for ser3 (ttyS3).
 633           If you do not enable DMA, an interrupt for each character will be
 634           used when transmitting data.
 635           Normally you want to use DMA, unless you use the DMA channel for
 636           something else.
 637
 638 config ETRAX_SERIAL_PORT3_DMA2_OUT
 639         bool "Ser3 uses DMA2 for output"
 640         depends on CRIS_MACH_ARTPEC3
 641         help
 642           Enables the DMA2 output channel for ser3 (ttyS3).
 643           If you do not enable DMA, an interrupt for each character will be
 644           used when transmitting data.
 645           Normally you want to use DMA, unless you use the DMA channel for
 646           something else.
 647
 648 endchoice
 649
 650 endmenu
 651
 652 source "drivers/base/Kconfig"
 653
 654 # standard linux drivers
 655 source "drivers/mtd/Kconfig"
 656
 657 source "drivers/parport/Kconfig"
 658
 659 source "drivers/pnp/Kconfig"
 660
 661 source "drivers/block/Kconfig"
 662
 663 source "drivers/ide/Kconfig"
 664
 665 source "drivers/net/Kconfig"
 666
 667 source "drivers/i2c/Kconfig"
 668
 669 source "drivers/rtc/Kconfig"
 670
 671 #
 672 # input before char - char/joystick depends on it. As does USB.
 673 #
 674 source "drivers/input/Kconfig"
 675
 676 source "drivers/char/Kconfig"
 677
 678 source "fs/Kconfig"
 679
 680 source "drivers/usb/Kconfig"
 681
 682 source "drivers/uwb/Kconfig"
 683
 684 source "drivers/staging/Kconfig"
 685
 686 source "arch/cris/Kconfig.debug"
 687
 688 source "security/Kconfig"
 689
 690 source "crypto/Kconfig"
 691
 692 source "lib/Kconfig"