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