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 ARCH_WANT_IPC_PARSE_VERSION
  47         select GENERIC_IRQ_SHOW
  48         select GENERIC_IOMAP
  49         select GENERIC_SMP_IDLE_THREAD if ETRAX_ARCH_V32
  50         select GENERIC_CMOS_UPDATE
  51         select MODULES_USE_ELF_RELA
  52         select CLONE_BACKWARDS2
  53
  54 config HZ
  55         int
  56         default 100
  57
  58 source "init/Kconfig"
  59
  60 source "kernel/Kconfig.freezer"
  61
  62 menu "General setup"
  63
  64 source "fs/Kconfig.binfmt"
  65
  66 config ETRAX_CMDLINE
  67         string "Kernel command line"
  68         default "root=/dev/mtdblock3"
  69         help
  70           Pass additional commands to the kernel.
  71
  72 config ETRAX_WATCHDOG
  73         bool "Enable ETRAX watchdog"
  74         help
  75           Enable the built-in watchdog timer support on ETRAX based embedded
  76           network computers.
  77
  78 config ETRAX_WATCHDOG_NICE_DOGGY
  79         bool "Disable watchdog during Oops printouts"
  80         depends on ETRAX_WATCHDOG
  81         help
  82           By enabling this you make sure that the watchdog does not bite while
  83           printing oopses. Recommended for development systems but not for
  84           production releases.
  85
  86 config ETRAX_FAST_TIMER
  87        bool "Enable ETRAX fast timer API"
  88        help
  89          This options enables the API to a fast timer implementation using
  90          timer1 to get sub jiffie resolution timers (primarily one-shot
  91          timers).
  92          This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
  93
  94 config ETRAX_KMALLOCED_MODULES
  95         bool "Enable module allocation with kmalloc"
  96         help
  97           Enable module allocation with kmalloc instead of vmalloc.
  98
  99 config OOM_REBOOT
 100        bool "Enable reboot at out of memory"
 101
 102 source "kernel/Kconfig.preempt"
 103
 104 source mm/Kconfig
 105
 106 endmenu
 107
 108 menu "Hardware setup"
 109
 110 choice
 111         prompt "Processor type"
 112         default ETRAX100LX
 113
 114 config ETRAX100LX
 115         bool "ETRAX-100LX-v1"
 116         select ARCH_USES_GETTIMEOFFSET
 117         help
 118           Support version 1 of the ETRAX 100LX.
 119
 120 config ETRAX100LX_V2
 121         bool "ETRAX-100LX-v2"
 122         select ARCH_USES_GETTIMEOFFSET
 123         help
 124           Support version 2 of the ETRAX 100LX.
 125
 126 config SVINTO_SIM
 127         bool "ETRAX-100LX-for-xsim-simulator"
 128         select ARCH_USES_GETTIMEOFFSET
 129         help
 130           Support the xsim ETRAX Simulator.
 131
 132 config ETRAXFS
 133         bool "ETRAX-FS-V32"
 134         help
 135           Support CRIS V32.
 136
 137 config CRIS_MACH_ARTPEC3
 138         bool "ARTPEC-3"
 139         help
 140           Support Axis ARTPEC-3.
 141
 142 endchoice
 143
 144 config ETRAX_ARCH_V10
 145        bool
 146        default y if ETRAX100LX || ETRAX100LX_V2
 147        default n if !(ETRAX100LX || ETRAX100LX_V2)
 148
 149 config ETRAX_ARCH_V32
 150        bool
 151        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 152        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 153
 154 config ETRAX_DRAM_SIZE
 155         int "DRAM size (dec, in MB)"
 156         default "8"
 157         help
 158           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 159
 160 config ETRAX_VMEM_SIZE
 161        int "Video memory size (dec, in MB)"
 162        depends on ETRAX_ARCH_V32 && !ETRAXFS
 163        default 8 if !ETRAXFS
 164        help
 165         Size of Video accessible memory (decimal, in MB).
 166
 167 config ETRAX_FLASH_BUSWIDTH
 168         int "Buswidth of NOR flash in bytes"
 169         default "2"
 170         help
 171           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 172
 173 config ETRAX_NANDFLASH_BUSWIDTH
 174         int "Buswidth of NAND flash in bytes"
 175         default "1"
 176         help
 177           Width in bytes of the NAND flash (1 or 2).
 178
 179 config ETRAX_FLASH1_SIZE
 180        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 181        default "0"
 182
 183 choice
 184         prompt "Product debug-port"
 185         default ETRAX_DEBUG_PORT0
 186
 187 config ETRAX_DEBUG_PORT0
 188         bool "Serial-0"
 189         help
 190           Choose a serial port for the ETRAX debug console.  Default to
 191           port 0.
 192
 193 config ETRAX_DEBUG_PORT1
 194         bool "Serial-1"
 195         help
 196           Use serial port 1 for the console.
 197
 198 config ETRAX_DEBUG_PORT2
 199         bool "Serial-2"
 200         help
 201           Use serial port 2 for the console.
 202
 203 config ETRAX_DEBUG_PORT3
 204         bool "Serial-3"
 205         help
 206           Use serial port 3 for the console.
 207
 208 config ETRAX_DEBUG_PORT_NULL
 209         bool "disabled"
 210         help
 211           Disable serial-port debugging.
 212
 213 endchoice
 214
 215 choice
 216         prompt "Kernel GDB port"
 217         depends on ETRAX_KGDB
 218         default ETRAX_KGDB_PORT0
 219         help
 220           Choose a serial port for kernel debugging.  NOTE: This port should
 221           not be enabled under Drivers for built-in interfaces (as it has its
 222           own initialization code) and should not be the same as the debug port.
 223
 224 config ETRAX_KGDB_PORT0
 225         bool "Serial-0"
 226         help
 227           Use serial port 0 for kernel debugging.
 228
 229 config ETRAX_KGDB_PORT1
 230         bool "Serial-1"
 231         help
 232           Use serial port 1 for kernel debugging.
 233
 234 config ETRAX_KGDB_PORT2
 235         bool "Serial-2"
 236         help
 237           Use serial port 2 for kernel debugging.
 238
 239 config ETRAX_KGDB_PORT3
 240         bool "Serial-3"
 241         help
 242           Use serial port 3 for kernel debugging.
 243
 244 endchoice
 245
 246 source arch/cris/arch-v10/Kconfig
 247 source arch/cris/arch-v32/Kconfig
 248
 249 endmenu
 250
 251 source "net/Kconfig"
 252
 253 # bring in ETRAX built-in drivers
 254 menu "Drivers for built-in interfaces"
 255 source arch/cris/arch-v10/drivers/Kconfig
 256 source arch/cris/arch-v32/drivers/Kconfig
 257
 258 config ETRAX_AXISFLASHMAP
 259         bool "Axis flash-map support"
 260         select MTD
 261         select MTD_CFI
 262         select MTD_CFI_AMDSTD
 263         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 264         select MTD_CHAR
 265         select MTD_BLOCK
 266         select MTD_COMPLEX_MAPPINGS
 267         help
 268           This option enables MTD mapping of flash devices.  Needed to use
 269           flash memories.  If unsure, say Y.
 270
 271 config ETRAX_RTC
 272         bool "Real Time Clock support"
 273         depends on ETRAX_I2C
 274         help
 275           Enables drivers for the Real-Time Clock battery-backed chips on
 276           some products. The kernel reads the time when booting, and
 277           the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a
 278           rtc_time struct (see <file:arch/cris/include/asm/rtc.h>) on the
 279           /dev/rtc device.  You can check the time with cat /proc/rtc, but
 280           normal time reading should be done using libc function time and
 281           friends.
 282
 283 choice
 284         prompt "RTC chip"
 285         depends on ETRAX_RTC
 286         default ETRAX_DS1302
 287
 288 config ETRAX_DS1302
 289         depends on ETRAX_ARCH_V10
 290         bool "DS1302"
 291         help
 292           Enables the driver for the DS1302 Real-Time Clock battery-backed
 293           chip on some products.
 294
 295 config ETRAX_PCF8563
 296         bool "PCF8563"
 297         help
 298           Enables the driver for the PCF8563 Real-Time Clock battery-backed
 299           chip on some products.
 300
 301 endchoice
 302
 303 config ETRAX_SYNCHRONOUS_SERIAL
 304         bool "Synchronous serial-port support"
 305         help
 306           Select this to enable the synchronous serial port driver.
 307
 308 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 309         bool "Synchronous serial port 0 enabled"
 310         depends on ETRAX_SYNCHRONOUS_SERIAL
 311         help
 312           Enabled synchronous serial port 0.
 313
 314 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 315         bool "Enable DMA on synchronous serial port 0."
 316         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 317         help
 318           A synchronous serial port can run in manual or DMA mode.
 319           Selecting this option will make it run in DMA mode.
 320
 321 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 322         bool "Synchronous serial port 1 enabled"
 323         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 324         help
 325           Enabled synchronous serial port 1.
 326
 327 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 328         bool "Enable DMA on synchronous serial port 1."
 329         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 330         help
 331           A synchronous serial port can run in manual or DMA mode.
 332           Selecting this option will make it run in DMA mode.
 333
 334 choice
 335         prompt "Network LED behavior"
 336         depends on ETRAX_ETHERNET
 337         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 338
 339 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 340         bool "LED_on_when_link"
 341         help
 342           Selecting LED_on_when_link will light the LED when there is a
 343           connection and will flash off when there is activity.
 344
 345           Selecting LED_on_when_activity will light the LED only when
 346           there is activity.
 347
 348           This setting will also affect the behaviour of other activity LEDs
 349           e.g. Bluetooth.
 350
 351 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 352         bool "LED_on_when_activity"
 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 endchoice
 364
 365 choice
 366         prompt "Ser0 DMA out channel"
 367         depends on ETRAX_SERIAL_PORT0
 368         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 369         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 370
 371 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 372         bool "Ser0 uses no DMA for output"
 373         help
 374           Do not use DMA for ser0 output.
 375
 376 config ETRAX_SERIAL_PORT0_DMA6_OUT
 377         bool "Ser0 uses DMA6 for output"
 378         depends on ETRAXFS
 379         help
 380           Enables the DMA6 output channel for ser0 (ttyS0).
 381           If you do not enable DMA, an interrupt for each character will be
 382           used when transmitting data.
 383           Normally you want to use DMA, unless you use the DMA channel for
 384           something else.
 385
 386 config ETRAX_SERIAL_PORT0_DMA0_OUT
 387         bool "Ser0 uses DMA0 for output"
 388         depends on CRIS_MACH_ARTPEC3
 389         help
 390           Enables the DMA0 output channel for ser0 (ttyS0).
 391           If you do not enable DMA, an interrupt for each character will be
 392           used when transmitting data.
 393           Normally you want to use DMA, unless you use the DMA channel for
 394           something else.
 395
 396 endchoice
 397
 398 choice
 399         prompt "Ser0 DMA in channel "
 400         depends on ETRAX_SERIAL_PORT0
 401         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 402         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 403         help
 404           What DMA channel to use for ser0.
 405
 406 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 407         bool "Ser0 uses no DMA for input"
 408         help
 409           Do not use DMA for ser0 input.
 410
 411 config ETRAX_SERIAL_PORT0_DMA7_IN
 412         bool "Ser0 uses DMA7 for input"
 413         depends on ETRAXFS
 414         help
 415           Enables the DMA7 input channel for ser0 (ttyS0).
 416           If you do not enable DMA, an interrupt for each character will be
 417           used when receiving data.
 418           Normally you want to use DMA, unless you use the DMA channel for
 419           something else.
 420
 421 config ETRAX_SERIAL_PORT0_DMA1_IN
 422         bool "Ser0 uses DMA1 for input"
 423         depends on CRIS_MACH_ARTPEC3
 424         help
 425           Enables the DMA1 input channel for ser0 (ttyS0).
 426           If you do not enable DMA, an interrupt for each character will be
 427           used when receiving data.
 428           Normally you want to use DMA, unless you use the DMA channel for
 429           something else.
 430
 431 endchoice
 432
 433 choice
 434         prompt "Ser1 DMA in channel "
 435         depends on ETRAX_SERIAL_PORT1
 436         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 437         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 438         help
 439           What DMA channel to use for ser1.
 440
 441 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 442         bool "Ser1 uses no DMA for input"
 443         help
 444           Do not use DMA for ser1 input.
 445
 446 config ETRAX_SERIAL_PORT1_DMA5_IN
 447         bool "Ser1 uses DMA5 for input"
 448         depends on ETRAX_ARCH_V32
 449         help
 450           Enables the DMA5 input channel for ser1 (ttyS1).
 451           If you do not enable DMA, an interrupt for each character will be
 452           used when receiving data.
 453           Normally you want this on, unless you use the DMA channel for
 454           something else.
 455
 456 config ETRAX_SERIAL_PORT1_DMA9_IN
 457         depends on ETRAX_ARCH_V10
 458         bool "Ser1 uses DMA9 for input"
 459
 460 endchoice
 461
 462
 463 choice
 464         prompt "Ser1 DMA out channel"
 465         depends on ETRAX_SERIAL_PORT1
 466         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 467         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 468         help
 469           What DMA channel to use for ser1.
 470
 471 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 472         bool "Ser1 uses no DMA for output"
 473         help
 474           Do not use DMA for ser1 output.
 475
 476 config ETRAX_SERIAL_PORT1_DMA8_OUT
 477         depends on ETRAX_ARCH_V10
 478         bool "Ser1 uses DMA8 for output"
 479
 480 config ETRAX_SERIAL_PORT1_DMA4_OUT
 481         depends on ETRAX_ARCH_V32
 482         bool "Ser1 uses DMA4 for output"
 483         help
 484           Enables the DMA4 output channel for ser1 (ttyS1).
 485           If you do not enable DMA, an interrupt for each character will be
 486           used when transmitting data.
 487           Normally you want this on, unless you use the DMA channel for
 488           something else.
 489
 490 endchoice
 491
 492 choice
 493         prompt "Ser2 DMA out channel"
 494         depends on ETRAX_SERIAL_PORT2
 495         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 496         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 497
 498 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 499         bool "Ser2 uses no DMA for output"
 500         help
 501           Do not use DMA for ser2 output.
 502
 503 config ETRAX_SERIAL_PORT2_DMA2_OUT
 504         bool "Ser2 uses DMA2 for output"
 505         depends on ETRAXFS || ETRAX_ARCH_V10
 506         help
 507           Enables the DMA2 output channel for ser2 (ttyS2).
 508           If you do not enable DMA, an interrupt for each character will be
 509           used when transmitting data.
 510           Normally you want to use DMA, unless you use the DMA channel for
 511           something else.
 512
 513 config ETRAX_SERIAL_PORT2_DMA6_OUT
 514         bool "Ser2 uses DMA6 for output"
 515         depends on CRIS_MACH_ARTPEC3
 516         help
 517           Enables the DMA6 output channel for ser2 (ttyS2).
 518           If you do not enable DMA, an interrupt for each character will be
 519           used when transmitting data.
 520           Normally you want to use DMA, unless you use the DMA channel for
 521           something else.
 522
 523 endchoice
 524
 525 choice
 526         prompt "Ser2 DMA in channel"
 527         depends on ETRAX_SERIAL_PORT2
 528         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 529         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 530         help
 531           What DMA channel to use for ser2.
 532
 533 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 534         bool "Ser2 uses no DMA for input"
 535         help
 536           Do not use DMA for ser2 input.
 537
 538 config ETRAX_SERIAL_PORT2_DMA3_IN
 539         bool "Ser2 uses DMA3 for input"
 540         depends on ETRAXFS || ETRAX_ARCH_V10
 541         help
 542           Enables the DMA3 input channel for ser2 (ttyS2).
 543           If you do not enable DMA, an interrupt for each character will be
 544           used when receiving data.
 545           Normally you want to use DMA, unless you use the DMA channel for
 546           something else.
 547
 548 config ETRAX_SERIAL_PORT2_DMA7_IN
 549         bool "Ser2 uses DMA7 for input"
 550         depends on CRIS_MACH_ARTPEC3
 551         help
 552           Enables the DMA7 input channel for ser2 (ttyS2).
 553           If you do not enable DMA, an interrupt for each character will be
 554           used when receiving data.
 555           Normally you want to use DMA, unless you use the DMA channel for
 556           something else.
 557
 558 endchoice
 559
 560 choice
 561         prompt "Ser3 DMA in channel"
 562         depends on ETRAX_SERIAL_PORT3
 563         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 564         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 565         help
 566           What DMA channel to use for ser3.
 567
 568 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 569         bool "Ser3 uses no DMA for input"
 570         help
 571           Do not use DMA for ser3 input.
 572
 573 config ETRAX_SERIAL_PORT3_DMA5_IN
 574         depends on ETRAX_ARCH_V10
 575         bool "DMA 5"
 576
 577 config ETRAX_SERIAL_PORT3_DMA9_IN
 578         bool "Ser3 uses DMA9 for input"
 579         depends on ETRAXFS
 580         help
 581           Enables the DMA9 input channel for ser3 (ttyS3).
 582           If you do not enable DMA, an interrupt for each character will be
 583           used when receiving data.
 584           Normally you want to use DMA, unless you use the DMA channel for
 585           something else.
 586
 587 config ETRAX_SERIAL_PORT3_DMA3_IN
 588         bool "Ser3 uses DMA3 for input"
 589         depends on CRIS_MACH_ARTPEC3
 590         help
 591           Enables the DMA3 input channel for ser3 (ttyS3).
 592           If you do not enable DMA, an interrupt for each character will be
 593           used when receiving data.
 594           Normally you want to use DMA, unless you use the DMA channel for
 595           something else.
 596
 597 endchoice
 598
 599 choice
 600         prompt "Ser3 DMA out channel"
 601         depends on ETRAX_SERIAL_PORT3
 602         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 603         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 604
 605 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 606         bool "Ser3 uses no DMA for output"
 607         help
 608           Do not use DMA for ser3 output.
 609
 610 config ETRAX_SERIAL_PORT3_DMA4_OUT
 611         depends on ETRAX_ARCH_V10
 612         bool "DMA 4"
 613
 614 config ETRAX_SERIAL_PORT3_DMA8_OUT
 615         bool "Ser3 uses DMA8 for output"
 616         depends on ETRAXFS
 617         help
 618           Enables the DMA8 output channel for ser3 (ttyS3).
 619           If you do not enable DMA, an interrupt for each character will be
 620           used when transmitting data.
 621           Normally you want to use DMA, unless you use the DMA channel for
 622           something else.
 623
 624 config ETRAX_SERIAL_PORT3_DMA2_OUT
 625         bool "Ser3 uses DMA2 for output"
 626         depends on CRIS_MACH_ARTPEC3
 627         help
 628           Enables the DMA2 output channel for ser3 (ttyS3).
 629           If you do not enable DMA, an interrupt for each character will be
 630           used when transmitting data.
 631           Normally you want to use DMA, unless you use the DMA channel for
 632           something else.
 633
 634 endchoice
 635
 636 endmenu
 637
 638 source "drivers/base/Kconfig"
 639
 640 # standard linux drivers
 641 source "drivers/mtd/Kconfig"
 642
 643 source "drivers/parport/Kconfig"
 644
 645 source "drivers/pnp/Kconfig"
 646
 647 source "drivers/block/Kconfig"
 648
 649 source "drivers/ide/Kconfig"
 650
 651 source "drivers/net/Kconfig"
 652
 653 source "drivers/i2c/Kconfig"
 654
 655 source "drivers/rtc/Kconfig"
 656
 657 #
 658 # input before char - char/joystick depends on it. As does USB.
 659 #
 660 source "drivers/input/Kconfig"
 661
 662 source "drivers/char/Kconfig"
 663
 664 source "fs/Kconfig"
 665
 666 source "drivers/usb/Kconfig"
 667
 668 source "drivers/uwb/Kconfig"
 669
 670 source "drivers/staging/Kconfig"
 671
 672 source "arch/cris/Kconfig.debug"
 673
 674 source "security/Kconfig"
 675
 676 source "crypto/Kconfig"
 677
 678 source "lib/Kconfig"