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