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 ARCH_HAS_ILOG2_U32
  17         bool
  18         default n
  19
  20 config ARCH_HAS_ILOG2_U64
  21         bool
  22         default n
  23
  24 config GENERIC_HWEIGHT
  25         bool
  26         default y
  27
  28 config GENERIC_CALIBRATE_DELAY
  29         bool
  30         default y
  31
  32 config NO_IOPORT
  33         def_bool y
  34
  35 config FORCE_MAX_ZONEORDER
  36         int
  37         default 6
  38
  39 config CRIS
  40         bool
  41         default y
  42         select HAVE_IDE
  43         select GENERIC_ATOMIC64
  44         select HAVE_GENERIC_HARDIRQS
  45         select HAVE_UID16
  46         select VIRT_TO_BUS
  47         select ARCH_WANT_IPC_PARSE_VERSION
  48         select GENERIC_IRQ_SHOW
  49         select GENERIC_IOMAP
  50         select GENERIC_SMP_IDLE_THREAD if ETRAX_ARCH_V32
  51         select GENERIC_CMOS_UPDATE
  52         select MODULES_USE_ELF_RELA
  53         select CLONE_BACKWARDS2
  54         select OLD_SIGSUSPEND
  55         select OLD_SIGACTION
  56
  57 config HZ
  58         int
  59         default 100
  60
  61 source "init/Kconfig"
  62
  63 source "kernel/Kconfig.freezer"
  64
  65 menu "General setup"
  66
  67 source "fs/Kconfig.binfmt"
  68
  69 config ETRAX_CMDLINE
  70         string "Kernel command line"
  71         default "root=/dev/mtdblock3"
  72         help
  73           Pass additional commands to the kernel.
  74
  75 config ETRAX_WATCHDOG
  76         bool "Enable ETRAX watchdog"
  77         help
  78           Enable the built-in watchdog timer support on ETRAX based embedded
  79           network computers.
  80
  81 config ETRAX_WATCHDOG_NICE_DOGGY
  82         bool "Disable watchdog during Oops printouts"
  83         depends on ETRAX_WATCHDOG
  84         help
  85           By enabling this you make sure that the watchdog does not bite while
  86           printing oopses. Recommended for development systems but not for
  87           production releases.
  88
  89 config ETRAX_FAST_TIMER
  90        bool "Enable ETRAX fast timer API"
  91        help
  92          This options enables the API to a fast timer implementation using
  93          timer1 to get sub jiffie resolution timers (primarily one-shot
  94          timers).
  95          This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
  96
  97 config ETRAX_KMALLOCED_MODULES
  98         bool "Enable module allocation with kmalloc"
  99         help
 100           Enable module allocation with kmalloc instead of vmalloc.
 101
 102 config OOM_REBOOT
 103        bool "Enable reboot at out of memory"
 104
 105 source "kernel/Kconfig.preempt"
 106
 107 source mm/Kconfig
 108
 109 endmenu
 110
 111 menu "Hardware setup"
 112
 113 choice
 114         prompt "Processor type"
 115         default ETRAX100LX
 116
 117 config ETRAX100LX
 118         bool "ETRAX-100LX-v1"
 119         select ARCH_USES_GETTIMEOFFSET
 120         help
 121           Support version 1 of the ETRAX 100LX.
 122
 123 config ETRAX100LX_V2
 124         bool "ETRAX-100LX-v2"
 125         select ARCH_USES_GETTIMEOFFSET
 126         help
 127           Support version 2 of the ETRAX 100LX.
 128
 129 config SVINTO_SIM
 130         bool "ETRAX-100LX-for-xsim-simulator"
 131         select ARCH_USES_GETTIMEOFFSET
 132         help
 133           Support the xsim ETRAX Simulator.
 134
 135 config ETRAXFS
 136         bool "ETRAX-FS-V32"
 137         help
 138           Support CRIS V32.
 139
 140 config CRIS_MACH_ARTPEC3
 141         bool "ARTPEC-3"
 142         help
 143           Support Axis ARTPEC-3.
 144
 145 endchoice
 146
 147 config ETRAX_ARCH_V10
 148        bool
 149        default y if ETRAX100LX || ETRAX100LX_V2
 150        default n if !(ETRAX100LX || ETRAX100LX_V2)
 151
 152 config ETRAX_ARCH_V32
 153        bool
 154        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 155        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 156
 157 config ETRAX_DRAM_SIZE
 158         int "DRAM size (dec, in MB)"
 159         default "8"
 160         help
 161           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 162
 163 config ETRAX_VMEM_SIZE
 164        int "Video memory size (dec, in MB)"
 165        depends on ETRAX_ARCH_V32 && !ETRAXFS
 166        default 8 if !ETRAXFS
 167        help
 168         Size of Video accessible memory (decimal, in MB).
 169
 170 config ETRAX_FLASH_BUSWIDTH
 171         int "Buswidth of NOR flash in bytes"
 172         default "2"
 173         help
 174           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 175
 176 config ETRAX_NANDFLASH_BUSWIDTH
 177         int "Buswidth of NAND flash in bytes"
 178         default "1"
 179         help
 180           Width in bytes of the NAND flash (1 or 2).
 181
 182 config ETRAX_FLASH1_SIZE
 183        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 184        default "0"
 185
 186 choice
 187         prompt "Product debug-port"
 188         default ETRAX_DEBUG_PORT0
 189
 190 config ETRAX_DEBUG_PORT0
 191         bool "Serial-0"
 192         help
 193           Choose a serial port for the ETRAX debug console.  Default to
 194           port 0.
 195
 196 config ETRAX_DEBUG_PORT1
 197         bool "Serial-1"
 198         help
 199           Use serial port 1 for the console.
 200
 201 config ETRAX_DEBUG_PORT2
 202         bool "Serial-2"
 203         help
 204           Use serial port 2 for the console.
 205
 206 config ETRAX_DEBUG_PORT3
 207         bool "Serial-3"
 208         help
 209           Use serial port 3 for the console.
 210
 211 config ETRAX_DEBUG_PORT_NULL
 212         bool "disabled"
 213         help
 214           Disable serial-port debugging.
 215
 216 endchoice
 217
 218 choice
 219         prompt "Kernel GDB port"
 220         depends on ETRAX_KGDB
 221         default ETRAX_KGDB_PORT0
 222         help
 223           Choose a serial port for kernel debugging.  NOTE: This port should
 224           not be enabled under Drivers for built-in interfaces (as it has its
 225           own initialization code) and should not be the same as the debug port.
 226
 227 config ETRAX_KGDB_PORT0
 228         bool "Serial-0"
 229         help
 230           Use serial port 0 for kernel debugging.
 231
 232 config ETRAX_KGDB_PORT1
 233         bool "Serial-1"
 234         help
 235           Use serial port 1 for kernel debugging.
 236
 237 config ETRAX_KGDB_PORT2
 238         bool "Serial-2"
 239         help
 240           Use serial port 2 for kernel debugging.
 241
 242 config ETRAX_KGDB_PORT3
 243         bool "Serial-3"
 244         help
 245           Use serial port 3 for kernel debugging.
 246
 247 endchoice
 248
 249 source arch/cris/arch-v10/Kconfig
 250 source arch/cris/arch-v32/Kconfig
 251
 252 endmenu
 253
 254 source "net/Kconfig"
 255
 256 # bring in ETRAX built-in drivers
 257 menu "Drivers for built-in interfaces"
 258 source arch/cris/arch-v10/drivers/Kconfig
 259 source arch/cris/arch-v32/drivers/Kconfig
 260
 261 config ETRAX_AXISFLASHMAP
 262         bool "Axis flash-map support"
 263         select MTD
 264         select MTD_CFI
 265         select MTD_CFI_AMDSTD
 266         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 267         select MTD_BLOCK
 268         select MTD_COMPLEX_MAPPINGS
 269         help
 270           This option enables MTD mapping of flash devices.  Needed to use
 271           flash memories.  If unsure, say Y.
 272
 273 config ETRAX_RTC
 274         bool "Real Time Clock support"
 275         depends on ETRAX_I2C
 276         help
 277           Enables drivers for the Real-Time Clock battery-backed chips on
 278           some products. The kernel reads the time when booting, and
 279           the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a
 280           rtc_time struct (see <file:arch/cris/include/asm/rtc.h>) on the
 281           /dev/rtc device.  You can check the time with cat /proc/rtc, but
 282           normal time reading should be done using libc function time and
 283           friends.
 284
 285 choice
 286         prompt "RTC chip"
 287         depends on ETRAX_RTC
 288         default ETRAX_DS1302
 289
 290 config ETRAX_DS1302
 291         depends on ETRAX_ARCH_V10
 292         bool "DS1302"
 293         help
 294           Enables the driver for the DS1302 Real-Time Clock battery-backed
 295           chip on some products.
 296
 297 config ETRAX_PCF8563
 298         bool "PCF8563"
 299         help
 300           Enables the driver for the PCF8563 Real-Time Clock battery-backed
 301           chip on some products.
 302
 303 endchoice
 304
 305 config ETRAX_SYNCHRONOUS_SERIAL
 306         bool "Synchronous serial-port support"
 307         help
 308           Select this to enable the synchronous serial port driver.
 309
 310 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 311         bool "Synchronous serial port 0 enabled"
 312         depends on ETRAX_SYNCHRONOUS_SERIAL
 313         help
 314           Enabled synchronous serial port 0.
 315
 316 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 317         bool "Enable DMA on synchronous serial port 0."
 318         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 319         help
 320           A synchronous serial port can run in manual or DMA mode.
 321           Selecting this option will make it run in DMA mode.
 322
 323 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 324         bool "Synchronous serial port 1 enabled"
 325         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 326         help
 327           Enabled synchronous serial port 1.
 328
 329 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 330         bool "Enable DMA on synchronous serial port 1."
 331         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 332         help
 333           A synchronous serial port can run in manual or DMA mode.
 334           Selecting this option will make it run in DMA mode.
 335
 336 choice
 337         prompt "Network LED behavior"
 338         depends on ETRAX_ETHERNET
 339         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 340
 341 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 342         bool "LED_on_when_link"
 343         help
 344           Selecting LED_on_when_link will light the LED when there is a
 345           connection and will flash off when there is activity.
 346
 347           Selecting LED_on_when_activity will light the LED only when
 348           there is activity.
 349
 350           This setting will also affect the behaviour of other activity LEDs
 351           e.g. Bluetooth.
 352
 353 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 354         bool "LED_on_when_activity"
 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 endchoice
 366
 367 choice
 368         prompt "Ser0 DMA out channel"
 369         depends on ETRAX_SERIAL_PORT0
 370         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 371         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 372
 373 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 374         bool "Ser0 uses no DMA for output"
 375         help
 376           Do not use DMA for ser0 output.
 377
 378 config ETRAX_SERIAL_PORT0_DMA6_OUT
 379         bool "Ser0 uses DMA6 for output"
 380         depends on ETRAXFS
 381         help
 382           Enables the DMA6 output channel for ser0 (ttyS0).
 383           If you do not enable DMA, an interrupt for each character will be
 384           used when transmitting data.
 385           Normally you want to use DMA, unless you use the DMA channel for
 386           something else.
 387
 388 config ETRAX_SERIAL_PORT0_DMA0_OUT
 389         bool "Ser0 uses DMA0 for output"
 390         depends on CRIS_MACH_ARTPEC3
 391         help
 392           Enables the DMA0 output channel for ser0 (ttyS0).
 393           If you do not enable DMA, an interrupt for each character will be
 394           used when transmitting data.
 395           Normally you want to use DMA, unless you use the DMA channel for
 396           something else.
 397
 398 endchoice
 399
 400 choice
 401         prompt "Ser0 DMA in channel "
 402         depends on ETRAX_SERIAL_PORT0
 403         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 404         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 405         help
 406           What DMA channel to use for ser0.
 407
 408 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 409         bool "Ser0 uses no DMA for input"
 410         help
 411           Do not use DMA for ser0 input.
 412
 413 config ETRAX_SERIAL_PORT0_DMA7_IN
 414         bool "Ser0 uses DMA7 for input"
 415         depends on ETRAXFS
 416         help
 417           Enables the DMA7 input channel for ser0 (ttyS0).
 418           If you do not enable DMA, an interrupt for each character will be
 419           used when receiving data.
 420           Normally you want to use DMA, unless you use the DMA channel for
 421           something else.
 422
 423 config ETRAX_SERIAL_PORT0_DMA1_IN
 424         bool "Ser0 uses DMA1 for input"
 425         depends on CRIS_MACH_ARTPEC3
 426         help
 427           Enables the DMA1 input channel for ser0 (ttyS0).
 428           If you do not enable DMA, an interrupt for each character will be
 429           used when receiving data.
 430           Normally you want to use DMA, unless you use the DMA channel for
 431           something else.
 432
 433 endchoice
 434
 435 choice
 436         prompt "Ser1 DMA in channel "
 437         depends on ETRAX_SERIAL_PORT1
 438         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 439         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 440         help
 441           What DMA channel to use for ser1.
 442
 443 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 444         bool "Ser1 uses no DMA for input"
 445         help
 446           Do not use DMA for ser1 input.
 447
 448 config ETRAX_SERIAL_PORT1_DMA5_IN
 449         bool "Ser1 uses DMA5 for input"
 450         depends on ETRAX_ARCH_V32
 451         help
 452           Enables the DMA5 input channel for ser1 (ttyS1).
 453           If you do not enable DMA, an interrupt for each character will be
 454           used when receiving data.
 455           Normally you want this on, unless you use the DMA channel for
 456           something else.
 457
 458 config ETRAX_SERIAL_PORT1_DMA9_IN
 459         depends on ETRAX_ARCH_V10
 460         bool "Ser1 uses DMA9 for input"
 461
 462 endchoice
 463
 464
 465 choice
 466         prompt "Ser1 DMA out channel"
 467         depends on ETRAX_SERIAL_PORT1
 468         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 469         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 470         help
 471           What DMA channel to use for ser1.
 472
 473 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 474         bool "Ser1 uses no DMA for output"
 475         help
 476           Do not use DMA for ser1 output.
 477
 478 config ETRAX_SERIAL_PORT1_DMA8_OUT
 479         depends on ETRAX_ARCH_V10
 480         bool "Ser1 uses DMA8 for output"
 481
 482 config ETRAX_SERIAL_PORT1_DMA4_OUT
 483         depends on ETRAX_ARCH_V32
 484         bool "Ser1 uses DMA4 for output"
 485         help
 486           Enables the DMA4 output channel for ser1 (ttyS1).
 487           If you do not enable DMA, an interrupt for each character will be
 488           used when transmitting data.
 489           Normally you want this on, unless you use the DMA channel for
 490           something else.
 491
 492 endchoice
 493
 494 choice
 495         prompt "Ser2 DMA out channel"
 496         depends on ETRAX_SERIAL_PORT2
 497         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 498         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 499
 500 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 501         bool "Ser2 uses no DMA for output"
 502         help
 503           Do not use DMA for ser2 output.
 504
 505 config ETRAX_SERIAL_PORT2_DMA2_OUT
 506         bool "Ser2 uses DMA2 for output"
 507         depends on ETRAXFS || ETRAX_ARCH_V10
 508         help
 509           Enables the DMA2 output channel for ser2 (ttyS2).
 510           If you do not enable DMA, an interrupt for each character will be
 511           used when transmitting data.
 512           Normally you want to use DMA, unless you use the DMA channel for
 513           something else.
 514
 515 config ETRAX_SERIAL_PORT2_DMA6_OUT
 516         bool "Ser2 uses DMA6 for output"
 517         depends on CRIS_MACH_ARTPEC3
 518         help
 519           Enables the DMA6 output channel for ser2 (ttyS2).
 520           If you do not enable DMA, an interrupt for each character will be
 521           used when transmitting data.
 522           Normally you want to use DMA, unless you use the DMA channel for
 523           something else.
 524
 525 endchoice
 526
 527 choice
 528         prompt "Ser2 DMA in channel"
 529         depends on ETRAX_SERIAL_PORT2
 530         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 531         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 532         help
 533           What DMA channel to use for ser2.
 534
 535 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 536         bool "Ser2 uses no DMA for input"
 537         help
 538           Do not use DMA for ser2 input.
 539
 540 config ETRAX_SERIAL_PORT2_DMA3_IN
 541         bool "Ser2 uses DMA3 for input"
 542         depends on ETRAXFS || ETRAX_ARCH_V10
 543         help
 544           Enables the DMA3 input channel for ser2 (ttyS2).
 545           If you do not enable DMA, an interrupt for each character will be
 546           used when receiving data.
 547           Normally you want to use DMA, unless you use the DMA channel for
 548           something else.
 549
 550 config ETRAX_SERIAL_PORT2_DMA7_IN
 551         bool "Ser2 uses DMA7 for input"
 552         depends on CRIS_MACH_ARTPEC3
 553         help
 554           Enables the DMA7 input channel for ser2 (ttyS2).
 555           If you do not enable DMA, an interrupt for each character will be
 556           used when receiving data.
 557           Normally you want to use DMA, unless you use the DMA channel for
 558           something else.
 559
 560 endchoice
 561
 562 choice
 563         prompt "Ser3 DMA in channel"
 564         depends on ETRAX_SERIAL_PORT3
 565         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 566         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 567         help
 568           What DMA channel to use for ser3.
 569
 570 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 571         bool "Ser3 uses no DMA for input"
 572         help
 573           Do not use DMA for ser3 input.
 574
 575 config ETRAX_SERIAL_PORT3_DMA5_IN
 576         depends on ETRAX_ARCH_V10
 577         bool "DMA 5"
 578
 579 config ETRAX_SERIAL_PORT3_DMA9_IN
 580         bool "Ser3 uses DMA9 for input"
 581         depends on ETRAXFS
 582         help
 583           Enables the DMA9 input channel for ser3 (ttyS3).
 584           If you do not enable DMA, an interrupt for each character will be
 585           used when receiving data.
 586           Normally you want to use DMA, unless you use the DMA channel for
 587           something else.
 588
 589 config ETRAX_SERIAL_PORT3_DMA3_IN
 590         bool "Ser3 uses DMA3 for input"
 591         depends on CRIS_MACH_ARTPEC3
 592         help
 593           Enables the DMA3 input channel for ser3 (ttyS3).
 594           If you do not enable DMA, an interrupt for each character will be
 595           used when receiving data.
 596           Normally you want to use DMA, unless you use the DMA channel for
 597           something else.
 598
 599 endchoice
 600
 601 choice
 602         prompt "Ser3 DMA out channel"
 603         depends on ETRAX_SERIAL_PORT3
 604         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 605         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 606
 607 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 608         bool "Ser3 uses no DMA for output"
 609         help
 610           Do not use DMA for ser3 output.
 611
 612 config ETRAX_SERIAL_PORT3_DMA4_OUT
 613         depends on ETRAX_ARCH_V10
 614         bool "DMA 4"
 615
 616 config ETRAX_SERIAL_PORT3_DMA8_OUT
 617         bool "Ser3 uses DMA8 for output"
 618         depends on ETRAXFS
 619         help
 620           Enables the DMA8 output channel for ser3 (ttyS3).
 621           If you do not enable DMA, an interrupt for each character will be
 622           used when transmitting data.
 623           Normally you want to use DMA, unless you use the DMA channel for
 624           something else.
 625
 626 config ETRAX_SERIAL_PORT3_DMA2_OUT
 627         bool "Ser3 uses DMA2 for output"
 628         depends on CRIS_MACH_ARTPEC3
 629         help
 630           Enables the DMA2 output channel for ser3 (ttyS3).
 631           If you do not enable DMA, an interrupt for each character will be
 632           used when transmitting data.
 633           Normally you want to use DMA, unless you use the DMA channel for
 634           something else.
 635
 636 endchoice
 637
 638 endmenu
 639
 640 source "drivers/base/Kconfig"
 641
 642 # standard linux drivers
 643 source "drivers/mtd/Kconfig"
 644
 645 source "drivers/parport/Kconfig"
 646
 647 source "drivers/pnp/Kconfig"
 648
 649 source "drivers/block/Kconfig"
 650
 651 source "drivers/ide/Kconfig"
 652
 653 source "drivers/net/Kconfig"
 654
 655 source "drivers/i2c/Kconfig"
 656
 657 source "drivers/rtc/Kconfig"
 658
 659 #
 660 # input before char - char/joystick depends on it. As does USB.
 661 #
 662 source "drivers/input/Kconfig"
 663
 664 source "drivers/char/Kconfig"
 665
 666 source "fs/Kconfig"
 667
 668 source "drivers/usb/Kconfig"
 669
 670 source "drivers/uwb/Kconfig"
 671
 672 source "drivers/staging/Kconfig"
 673
 674 source "arch/cris/Kconfig.debug"
 675
 676 source "security/Kconfig"
 677
 678 source "crypto/Kconfig"
 679
 680 source "lib/Kconfig"