arch/cris/Kconfig

   1 config MMU
   2         bool
   3         default y
   4
   5 config ZONE_DMA
   6         bool
   7         default y
   8
   9 config RWSEM_GENERIC_SPINLOCK
  10         bool
  11         default y
  12
  13 config RWSEM_XCHGADD_ALGORITHM
  14         bool
  15
  16 config GENERIC_TIME
  17         def_bool y
  18
  19 config GENERIC_CMOS_UPDATE
  20         def_bool y
  21
  22 config ARCH_USES_GETTIMEOFFSET
  23         def_bool y
  24
  25 config GENERIC_IOMAP
  26        bool
  27        default y
  28
  29 config ARCH_HAS_ILOG2_U32
  30         bool
  31         default n
  32
  33 config ARCH_HAS_ILOG2_U64
  34         bool
  35         default n
  36
  37 config GENERIC_FIND_NEXT_BIT
  38         bool
  39         default y
  40
  41 config GENERIC_HWEIGHT
  42         bool
  43         default y
  44
  45 config GENERIC_CALIBRATE_DELAY
  46         bool
  47         default y
  48
  49 config NO_IOPORT
  50         def_bool y
  51
  52 config FORCE_MAX_ZONEORDER
  53         int
  54         default 6
  55
  56 config CRIS
  57         bool
  58         default y
  59         select HAVE_IDE
  60
  61 config HZ
  62         int
  63         default 100
  64
  65 source "init/Kconfig"
  66
  67 source "kernel/Kconfig.freezer"
  68
  69 menu "General setup"
  70
  71 source "fs/Kconfig.binfmt"
  72
  73 config GENERIC_HARDIRQS
  74         bool
  75         default y
  76
  77 config ETRAX_CMDLINE
  78         string "Kernel command line"
  79         default "root=/dev/mtdblock3"
  80         help
  81           Pass additional commands to the kernel.
  82
  83 config ETRAX_WATCHDOG
  84         bool "Enable ETRAX watchdog"
  85         help
  86           Enable the built-in watchdog timer support on ETRAX based embedded
  87           network computers.
  88
  89 config ETRAX_WATCHDOG_NICE_DOGGY
  90         bool "Disable watchdog during Oops printouts"
  91         depends on ETRAX_WATCHDOG
  92         help
  93           By enabling this you make sure that the watchdog does not bite while
  94           printing oopses. Recommended for development systems but not for
  95           production releases.
  96
  97 config ETRAX_FAST_TIMER
  98        bool "Enable ETRAX fast timer API"
  99        help
 100          This options enables the API to a fast timer implementation using
 101          timer1 to get sub jiffie resolution timers (primarily one-shot
 102          timers).
 103          This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
 104
 105 config ETRAX_KMALLOCED_MODULES
 106         bool "Enable module allocation with kmalloc"
 107         help
 108           Enable module allocation with kmalloc instead of vmalloc.
 109
 110 config OOM_REBOOT
 111        bool "Enable reboot at out of memory"
 112
 113 source "kernel/Kconfig.preempt"
 114
 115 source mm/Kconfig
 116
 117 endmenu
 118
 119 menu "Hardware setup"
 120
 121 choice
 122         prompt "Processor type"
 123         default ETRAX100LX
 124
 125 config ETRAX100LX
 126         bool "ETRAX-100LX-v1"
 127         help
 128           Support version 1 of the ETRAX 100LX.
 129
 130 config ETRAX100LX_V2
 131         bool "ETRAX-100LX-v2"
 132         help
 133           Support version 2 of the ETRAX 100LX.
 134
 135 config SVINTO_SIM
 136         bool "ETRAX-100LX-for-xsim-simulator"
 137         help
 138           Support the xsim ETRAX Simulator.
 139
 140 config ETRAXFS
 141         bool "ETRAX-FS-V32"
 142         help
 143           Support CRIS V32.
 144
 145 config CRIS_MACH_ARTPEC3
 146         bool "ARTPEC-3"
 147         help
 148           Support Axis ARTPEC-3.
 149
 150 endchoice
 151
 152 config ETRAX_VCS_SIM
 153         bool "VCS Simulator"
 154         help
 155           Setup hardware to be run in the VCS simulator.
 156
 157 config ETRAX_ARCH_V10
 158        bool
 159        default y if ETRAX100LX || ETRAX100LX_V2
 160        default n if !(ETRAX100LX || ETRAX100LX_V2)
 161
 162 config ETRAX_ARCH_V32
 163        bool
 164        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 165        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 166
 167 config ETRAX_DRAM_SIZE
 168         int "DRAM size (dec, in MB)"
 169         default "8"
 170         help
 171           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 172
 173 config ETRAX_VMEM_SIZE
 174        int "Video memory size (dec, in MB)"
 175        depends on ETRAX_ARCH_V32 && !ETRAXFS
 176        default 8 if !ETRAXFS
 177        help
 178         Size of Video accessible memory (decimal, in MB).
 179
 180 config ETRAX_FLASH_BUSWIDTH
 181         int "Buswidth of NOR flash in bytes"
 182         default "2"
 183         help
 184           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 185
 186 config ETRAX_NANDFLASH_BUSWIDTH
 187         int "Buswidth of NAND flash in bytes"
 188         default "1"
 189         help
 190           Width in bytes of the NAND flash (1 or 2).
 191
 192 config ETRAX_FLASH1_SIZE
 193        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 194        default "0"
 195
 196 choice
 197         prompt "Product debug-port"
 198         default ETRAX_DEBUG_PORT0
 199
 200 config ETRAX_DEBUG_PORT0
 201         bool "Serial-0"
 202         help
 203           Choose a serial port for the ETRAX debug console.  Default to
 204           port 0.
 205
 206 config ETRAX_DEBUG_PORT1
 207         bool "Serial-1"
 208         help
 209           Use serial port 1 for the console.
 210
 211 config ETRAX_DEBUG_PORT2
 212         bool "Serial-2"
 213         help
 214           Use serial port 2 for the console.
 215
 216 config ETRAX_DEBUG_PORT3
 217         bool "Serial-3"
 218         help
 219           Use serial port 3 for the console.
 220
 221 config ETRAX_DEBUG_PORT_NULL
 222         bool "disabled"
 223         help
 224           Disable serial-port debugging.
 225
 226 endchoice
 227
 228 choice
 229         prompt "Kernel GDB port"
 230         depends on ETRAX_KGDB
 231         default ETRAX_KGDB_PORT0
 232         help
 233           Choose a serial port for kernel debugging.  NOTE: This port should
 234           not be enabled under Drivers for built-in interfaces (as it has its
 235           own initialization code) and should not be the same as the debug port.
 236
 237 config ETRAX_KGDB_PORT0
 238         bool "Serial-0"
 239         help
 240           Use serial port 0 for kernel debugging.
 241
 242 config ETRAX_KGDB_PORT1
 243         bool "Serial-1"
 244         help
 245           Use serial port 1 for kernel debugging.
 246
 247 config ETRAX_KGDB_PORT2
 248         bool "Serial-2"
 249         help
 250           Use serial port 2 for kernel debugging.
 251
 252 config ETRAX_KGDB_PORT3
 253         bool "Serial-3"
 254         help
 255           Use serial port 3 for kernel debugging.
 256
 257 endchoice
 258
 259 source arch/cris/arch-v10/Kconfig
 260 source arch/cris/arch-v32/Kconfig
 261
 262 endmenu
 263
 264 source "net/Kconfig"
 265
 266 # bring in ETRAX built-in drivers
 267 menu "Drivers for built-in interfaces"
 268 source arch/cris/arch-v10/drivers/Kconfig
 269 source arch/cris/arch-v32/drivers/Kconfig
 270
 271 config ETRAX_AXISFLASHMAP
 272         bool "Axis flash-map support"
 273         select MTD
 274         select MTD_CFI
 275         select MTD_CFI_AMDSTD
 276         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 277         select MTD_CHAR
 278         select MTD_BLOCK
 279         select MTD_PARTITIONS
 280         select MTD_CONCAT
 281         select MTD_COMPLEX_MAPPINGS
 282         help
 283           This option enables MTD mapping of flash devices.  Needed to use
 284           flash memories.  If unsure, say Y.
 285
 286 config ETRAX_RTC
 287         bool "Real Time Clock support"
 288         depends on ETRAX_I2C
 289         help
 290           Enables drivers for the Real-Time Clock battery-backed chips on
 291           some products. The kernel reads the time when booting, and
 292           the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a
 293           rtc_time struct (see <file:include/asm-cris/rtc.h>) on the /dev/rtc
 294           device.  You can check the time with cat /proc/rtc, but
 295           normal time reading should be done using libc function time and
 296           friends.
 297
 298 choice
 299         prompt "RTC chip"
 300         depends on ETRAX_RTC
 301         default ETRAX_PCF8563 if ETRAX_ARCH_V32
 302         default ETRAX_DS1302 if ETRAX_ARCH_V10
 303
 304 config ETRAX_DS1302
 305         depends on ETRAX_ARCH_V10
 306         bool "DS1302"
 307         help
 308           Enables the driver for the DS1302 Real-Time Clock battery-backed
 309           chip on some products.
 310
 311 config ETRAX_PCF8563
 312         bool "PCF8563"
 313         help
 314           Enables the driver for the PCF8563 Real-Time Clock battery-backed
 315           chip on some products.
 316
 317 endchoice
 318
 319 config ETRAX_SYNCHRONOUS_SERIAL
 320         bool "Synchronous serial-port support"
 321         help
 322           Select this to enable the synchronous serial port driver.
 323
 324 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 325         bool "Synchronous serial port 0 enabled"
 326         depends on ETRAX_SYNCHRONOUS_SERIAL
 327         help
 328           Enabled synchronous serial port 0.
 329
 330 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 331         bool "Enable DMA on synchronous serial port 0."
 332         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 333         help
 334           A synchronous serial port can run in manual or DMA mode.
 335           Selecting this option will make it run in DMA mode.
 336
 337 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 338         bool "Synchronous serial port 1 enabled"
 339         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 340         help
 341           Enabled synchronous serial port 1.
 342
 343 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 344         bool "Enable DMA on synchronous serial port 1."
 345         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 346         help
 347           A synchronous serial port can run in manual or DMA mode.
 348           Selecting this option will make it run in DMA mode.
 349
 350 choice
 351         prompt "Network LED behavior"
 352         depends on ETRAX_ETHERNET
 353         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 354
 355 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 356         bool "LED_on_when_link"
 357         help
 358           Selecting LED_on_when_link will light the LED when there is a
 359           connection and will flash off when there is activity.
 360
 361           Selecting LED_on_when_activity will light the LED only when
 362           there is activity.
 363
 364           This setting will also affect the behaviour of other activity LEDs
 365           e.g. Bluetooth.
 366
 367 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 368         bool "LED_on_when_activity"
 369         help
 370           Selecting LED_on_when_link will light the LED when there is a
 371           connection and will flash off when there is activity.
 372
 373           Selecting LED_on_when_activity will light the LED only when
 374           there is activity.
 375
 376           This setting will also affect the behaviour of other activity LEDs
 377           e.g. Bluetooth.
 378
 379 endchoice
 380
 381 choice
 382         prompt "Ser0 DMA out channel"
 383         depends on ETRAX_SERIAL_PORT0
 384         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 385         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 386
 387 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 388         bool "Ser0 uses no DMA for output"
 389         help
 390           Do not use DMA for ser0 output.
 391
 392 config ETRAX_SERIAL_PORT0_DMA6_OUT
 393         bool "Ser0 uses DMA6 for output"
 394         depends on ETRAXFS
 395         help
 396           Enables the DMA6 output channel for ser0 (ttyS0).
 397           If you do not enable DMA, an interrupt for each character will be
 398           used when transmitting data.
 399           Normally you want to use DMA, unless you use the DMA channel for
 400           something else.
 401
 402 config ETRAX_SERIAL_PORT0_DMA0_OUT
 403         bool "Ser0 uses DMA0 for output"
 404         depends on CRIS_MACH_ARTPEC3
 405         help
 406           Enables the DMA0 output channel for ser0 (ttyS0).
 407           If you do not enable DMA, an interrupt for each character will be
 408           used when transmitting data.
 409           Normally you want to use DMA, unless you use the DMA channel for
 410           something else.
 411
 412 endchoice
 413
 414 choice
 415         prompt "Ser0 DMA in channel "
 416         depends on ETRAX_SERIAL_PORT0
 417         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 418         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 419         help
 420           What DMA channel to use for ser0.
 421
 422 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 423         bool "Ser0 uses no DMA for input"
 424         help
 425           Do not use DMA for ser0 input.
 426
 427 config ETRAX_SERIAL_PORT0_DMA7_IN
 428         bool "Ser0 uses DMA7 for input"
 429         depends on ETRAXFS
 430         help
 431           Enables the DMA7 input channel for ser0 (ttyS0).
 432           If you do not enable DMA, an interrupt for each character will be
 433           used when receiving data.
 434           Normally you want to use DMA, unless you use the DMA channel for
 435           something else.
 436
 437 config ETRAX_SERIAL_PORT0_DMA1_IN
 438         bool "Ser0 uses DMA1 for input"
 439         depends on CRIS_MACH_ARTPEC3
 440         help
 441           Enables the DMA1 input channel for ser0 (ttyS0).
 442           If you do not enable DMA, an interrupt for each character will be
 443           used when receiving data.
 444           Normally you want to use DMA, unless you use the DMA channel for
 445           something else.
 446
 447 endchoice
 448
 449 choice
 450         prompt "Ser1 DMA in channel "
 451         depends on ETRAX_SERIAL_PORT1
 452         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 453         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 454         help
 455           What DMA channel to use for ser1.
 456
 457 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 458         bool "Ser1 uses no DMA for input"
 459         help
 460           Do not use DMA for ser1 input.
 461
 462 config ETRAX_SERIAL_PORT1_DMA5_IN
 463         bool "Ser1 uses DMA5 for input"
 464         depends on ETRAX_ARCH_V32
 465         help
 466           Enables the DMA5 input channel for ser1 (ttyS1).
 467           If you do not enable DMA, an interrupt for each character will be
 468           used when receiving data.
 469           Normally you want this on, unless you use the DMA channel for
 470           something else.
 471
 472 config ETRAX_SERIAL_PORT1_DMA9_IN
 473         depends on ETRAX_ARCH_V10
 474         bool "Ser1 uses DMA9 for input"
 475
 476 endchoice
 477
 478
 479 choice
 480         prompt "Ser1 DMA out channel"
 481         depends on ETRAX_SERIAL_PORT1
 482         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 483         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 484         help
 485           What DMA channel to use for ser1.
 486
 487 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 488         bool "Ser1 uses no DMA for output"
 489         help
 490           Do not use DMA for ser1 output.
 491
 492 config ETRAX_SERIAL_PORT1_DMA8_OUT
 493         depends on ETRAX_ARCH_V10
 494         bool "Ser1 uses DMA8 for output"
 495
 496 config ETRAX_SERIAL_PORT1_DMA4_OUT
 497         depends on ETRAX_ARCH_V32
 498         bool "Ser1 uses DMA4 for output"
 499         help
 500           Enables the DMA4 output channel for ser1 (ttyS1).
 501           If you do not enable DMA, an interrupt for each character will be
 502           used when transmitting data.
 503           Normally you want this on, unless you use the DMA channel for
 504           something else.
 505
 506 endchoice
 507
 508 choice
 509         prompt "Ser2 DMA out channel"
 510         depends on ETRAX_SERIAL_PORT2
 511         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 512         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 513
 514 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 515         bool "Ser2 uses no DMA for output"
 516         help
 517           Do not use DMA for ser2 output.
 518
 519 config ETRAX_SERIAL_PORT2_DMA2_OUT
 520         bool "Ser2 uses DMA2 for output"
 521         depends on ETRAXFS || ETRAX_ARCH_V10
 522         help
 523           Enables the DMA2 output channel for ser2 (ttyS2).
 524           If you do not enable DMA, an interrupt for each character will be
 525           used when transmitting data.
 526           Normally you want to use DMA, unless you use the DMA channel for
 527           something else.
 528
 529 config ETRAX_SERIAL_PORT2_DMA6_OUT
 530         bool "Ser2 uses DMA6 for output"
 531         depends on CRIS_MACH_ARTPEC3
 532         help
 533           Enables the DMA6 output channel for ser2 (ttyS2).
 534           If you do not enable DMA, an interrupt for each character will be
 535           used when transmitting data.
 536           Normally you want to use DMA, unless you use the DMA channel for
 537           something else.
 538
 539 endchoice
 540
 541 choice
 542         prompt "Ser2 DMA in channel"
 543         depends on ETRAX_SERIAL_PORT2
 544         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 545         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 546         help
 547           What DMA channel to use for ser2.
 548
 549 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 550         bool "Ser2 uses no DMA for input"
 551         help
 552           Do not use DMA for ser2 input.
 553
 554 config ETRAX_SERIAL_PORT2_DMA3_IN
 555         bool "Ser2 uses DMA3 for input"
 556         depends on ETRAXFS || ETRAX_ARCH_V10
 557         help
 558           Enables the DMA3 input channel for ser2 (ttyS2).
 559           If you do not enable DMA, an interrupt for each character will be
 560           used when receiving data.
 561           Normally you want to use DMA, unless you use the DMA channel for
 562           something else.
 563
 564 config ETRAX_SERIAL_PORT2_DMA7_IN
 565         bool "Ser2 uses DMA7 for input"
 566         depends on CRIS_MACH_ARTPEC3
 567         help
 568           Enables the DMA7 input channel for ser2 (ttyS2).
 569           If you do not enable DMA, an interrupt for each character will be
 570           used when receiving data.
 571           Normally you want to use DMA, unless you use the DMA channel for
 572           something else.
 573
 574 endchoice
 575
 576 choice
 577         prompt "Ser3 DMA in channel"
 578         depends on ETRAX_SERIAL_PORT3
 579         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 580         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 581         help
 582           What DMA channel to use for ser3.
 583
 584 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 585         bool "Ser3 uses no DMA for input"
 586         help
 587           Do not use DMA for ser3 input.
 588
 589 config ETRAX_SERIAL_PORT3_DMA5_IN
 590         depends on ETRAX_ARCH_V10
 591         bool "DMA 5"
 592
 593 config ETRAX_SERIAL_PORT3_DMA9_IN
 594         bool "Ser3 uses DMA9 for input"
 595         depends on ETRAXFS
 596         help
 597           Enables the DMA9 input channel for ser3 (ttyS3).
 598           If you do not enable DMA, an interrupt for each character will be
 599           used when receiving data.
 600           Normally you want to use DMA, unless you use the DMA channel for
 601           something else.
 602
 603 config ETRAX_SERIAL_PORT3_DMA3_IN
 604         bool "Ser3 uses DMA3 for input"
 605         depends on CRIS_MACH_ARTPEC3
 606         help
 607           Enables the DMA3 input channel for ser3 (ttyS3).
 608           If you do not enable DMA, an interrupt for each character will be
 609           used when receiving data.
 610           Normally you want to use DMA, unless you use the DMA channel for
 611           something else.
 612
 613 endchoice
 614
 615 choice
 616         prompt "Ser3 DMA out channel"
 617         depends on ETRAX_SERIAL_PORT3
 618         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 619         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 620
 621 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 622         bool "Ser3 uses no DMA for output"
 623         help
 624           Do not use DMA for ser3 output.
 625
 626 config ETRAX_SERIAL_PORT3_DMA4_OUT
 627         depends on ETRAX_ARCH_V10
 628         bool "DMA 4"
 629
 630 config ETRAX_SERIAL_PORT3_DMA8_OUT
 631         bool "Ser3 uses DMA8 for output"
 632         depends on ETRAXFS
 633         help
 634           Enables the DMA8 output channel for ser3 (ttyS3).
 635           If you do not enable DMA, an interrupt for each character will be
 636           used when transmitting data.
 637           Normally you want to use DMA, unless you use the DMA channel for
 638           something else.
 639
 640 config ETRAX_SERIAL_PORT3_DMA2_OUT
 641         bool "Ser3 uses DMA2 for output"
 642         depends on CRIS_MACH_ARTPEC3
 643         help
 644           Enables the DMA2 output channel for ser3 (ttyS3).
 645           If you do not enable DMA, an interrupt for each character will be
 646           used when transmitting data.
 647           Normally you want to use DMA, unless you use the DMA channel for
 648           something else.
 649
 650 endchoice
 651
 652 endmenu
 653
 654 source "drivers/base/Kconfig"
 655
 656 # standard linux drivers
 657 source "drivers/mtd/Kconfig"
 658
 659 source "drivers/parport/Kconfig"
 660
 661 source "drivers/pnp/Kconfig"
 662
 663 source "drivers/block/Kconfig"
 664
 665 source "drivers/ide/Kconfig"
 666
 667 source "drivers/net/Kconfig"
 668
 669 source "drivers/i2c/Kconfig"
 670
 671 source "drivers/rtc/Kconfig"
 672
 673 #
 674 # input before char - char/joystick depends on it. As does USB.
 675 #
 676 source "drivers/input/Kconfig"
 677
 678 source "drivers/char/Kconfig"
 679
 680 source "fs/Kconfig"
 681
 682 source "drivers/usb/Kconfig"
 683
 684 source "drivers/uwb/Kconfig"
 685
 686 source "drivers/staging/Kconfig"
 687
 688 source "arch/cris/Kconfig.debug"
 689
 690 source "security/Kconfig"
 691
 692 source "crypto/Kconfig"
 693
 694 source "lib/Kconfig"