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_MAP
  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_UID16
  45         select VIRT_TO_BUS
  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         select OLD_SIGSUSPEND
  54         select OLD_SIGACTION
  55
  56 config HZ
  57         int
  58         default 100
  59
  60 config NR_CPUS
  61         int
  62         default "1"
  63
  64 source "init/Kconfig"
  65
  66 source "kernel/Kconfig.freezer"
  67
  68 menu "General setup"
  69
  70 source "fs/Kconfig.binfmt"
  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 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 ETRAXFS
 130         bool "ETRAX-FS-V32"
 131         help
 132           Support CRIS V32.
 133
 134 config CRIS_MACH_ARTPEC3
 135         bool "ARTPEC-3"
 136         help
 137           Support Axis ARTPEC-3.
 138
 139 endchoice
 140
 141 config ETRAX_ARCH_V10
 142        bool
 143        default y if ETRAX100LX || ETRAX100LX_V2
 144        default n if !(ETRAX100LX || ETRAX100LX_V2)
 145        select TTY
 146
 147 config ETRAX_ARCH_V32
 148        bool
 149        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 150        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 151
 152 config ETRAX_DRAM_SIZE
 153         int "DRAM size (dec, in MB)"
 154         default "8"
 155         help
 156           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 157
 158 config ETRAX_VMEM_SIZE
 159        int "Video memory size (dec, in MB)"
 160        depends on ETRAX_ARCH_V32 && !ETRAXFS
 161        default 8 if !ETRAXFS
 162        help
 163         Size of Video accessible memory (decimal, in MB).
 164
 165 config ETRAX_FLASH_BUSWIDTH
 166         int "Buswidth of NOR flash in bytes"
 167         default "2"
 168         help
 169           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 170
 171 config ETRAX_FLASH1_SIZE
 172        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 173        default "0"
 174
 175 choice
 176         prompt "Product debug-port"
 177         default ETRAX_DEBUG_PORT0
 178
 179 config ETRAX_DEBUG_PORT0
 180         bool "Serial-0"
 181         help
 182           Choose a serial port for the ETRAX debug console.  Default to
 183           port 0.
 184
 185 config ETRAX_DEBUG_PORT1
 186         bool "Serial-1"
 187         help
 188           Use serial port 1 for the console.
 189
 190 config ETRAX_DEBUG_PORT2
 191         bool "Serial-2"
 192         help
 193           Use serial port 2 for the console.
 194
 195 config ETRAX_DEBUG_PORT3
 196         bool "Serial-3"
 197         help
 198           Use serial port 3 for the console.
 199
 200 config ETRAX_DEBUG_PORT_NULL
 201         bool "disabled"
 202         help
 203           Disable serial-port debugging.
 204
 205 endchoice
 206
 207 choice
 208         prompt "Kernel GDB port"
 209         depends on ETRAX_KGDB
 210         default ETRAX_KGDB_PORT0
 211         help
 212           Choose a serial port for kernel debugging.  NOTE: This port should
 213           not be enabled under Drivers for built-in interfaces (as it has its
 214           own initialization code) and should not be the same as the debug port.
 215
 216 config ETRAX_KGDB_PORT0
 217         bool "Serial-0"
 218         help
 219           Use serial port 0 for kernel debugging.
 220
 221 config ETRAX_KGDB_PORT1
 222         bool "Serial-1"
 223         help
 224           Use serial port 1 for kernel debugging.
 225
 226 config ETRAX_KGDB_PORT2
 227         bool "Serial-2"
 228         help
 229           Use serial port 2 for kernel debugging.
 230
 231 config ETRAX_KGDB_PORT3
 232         bool "Serial-3"
 233         help
 234           Use serial port 3 for kernel debugging.
 235
 236 endchoice
 237
 238 source arch/cris/arch-v10/Kconfig
 239 source arch/cris/arch-v32/Kconfig
 240
 241 endmenu
 242
 243 source "net/Kconfig"
 244
 245 # bring in ETRAX built-in drivers
 246 menu "Drivers for built-in interfaces"
 247 source arch/cris/arch-v10/drivers/Kconfig
 248 source arch/cris/arch-v32/drivers/Kconfig
 249
 250 config ETRAX_AXISFLASHMAP
 251         bool "Axis flash-map support"
 252         select MTD
 253         select MTD_CFI
 254         select MTD_CFI_AMDSTD
 255         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 256         select MTD_BLOCK
 257         select MTD_COMPLEX_MAPPINGS
 258         help
 259           This option enables MTD mapping of flash devices.  Needed to use
 260           flash memories.  If unsure, say Y.
 261
 262 config ETRAX_SYNCHRONOUS_SERIAL
 263         bool "Synchronous serial-port support"
 264         help
 265           Select this to enable the synchronous serial port driver.
 266
 267 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 268         bool "Synchronous serial port 0 enabled"
 269         depends on ETRAX_SYNCHRONOUS_SERIAL
 270         help
 271           Enabled synchronous serial port 0.
 272
 273 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 274         bool "Enable DMA on synchronous serial port 0."
 275         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 276         help
 277           A synchronous serial port can run in manual or DMA mode.
 278           Selecting this option will make it run in DMA mode.
 279
 280 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 281         bool "Synchronous serial port 1 enabled"
 282         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 283         help
 284           Enabled synchronous serial port 1.
 285
 286 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 287         bool "Enable DMA on synchronous serial port 1."
 288         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 289         help
 290           A synchronous serial port can run in manual or DMA mode.
 291           Selecting this option will make it run in DMA mode.
 292
 293 choice
 294         prompt "Network LED behavior"
 295         depends on ETRAX_ETHERNET
 296         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 297
 298 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 299         bool "LED_on_when_link"
 300         help
 301           Selecting LED_on_when_link will light the LED when there is a
 302           connection and will flash off when there is activity.
 303
 304           Selecting LED_on_when_activity will light the LED only when
 305           there is activity.
 306
 307           This setting will also affect the behaviour of other activity LEDs
 308           e.g. Bluetooth.
 309
 310 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 311         bool "LED_on_when_activity"
 312         help
 313           Selecting LED_on_when_link will light the LED when there is a
 314           connection and will flash off when there is activity.
 315
 316           Selecting LED_on_when_activity will light the LED only when
 317           there is activity.
 318
 319           This setting will also affect the behaviour of other activity LEDs
 320           e.g. Bluetooth.
 321
 322 endchoice
 323
 324 choice
 325         prompt "Ser0 DMA out channel"
 326         depends on ETRAX_SERIAL_PORT0
 327         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 328         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 329
 330 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 331         bool "Ser0 uses no DMA for output"
 332         help
 333           Do not use DMA for ser0 output.
 334
 335 config ETRAX_SERIAL_PORT0_DMA6_OUT
 336         bool "Ser0 uses DMA6 for output"
 337         depends on ETRAXFS
 338         help
 339           Enables the DMA6 output channel for ser0 (ttyS0).
 340           If you do not enable DMA, an interrupt for each character will be
 341           used when transmitting data.
 342           Normally you want to use DMA, unless you use the DMA channel for
 343           something else.
 344
 345 config ETRAX_SERIAL_PORT0_DMA0_OUT
 346         bool "Ser0 uses DMA0 for output"
 347         depends on CRIS_MACH_ARTPEC3
 348         help
 349           Enables the DMA0 output channel for ser0 (ttyS0).
 350           If you do not enable DMA, an interrupt for each character will be
 351           used when transmitting data.
 352           Normally you want to use DMA, unless you use the DMA channel for
 353           something else.
 354
 355 endchoice
 356
 357 choice
 358         prompt "Ser0 DMA in channel "
 359         depends on ETRAX_SERIAL_PORT0
 360         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 361         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 362         help
 363           What DMA channel to use for ser0.
 364
 365 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 366         bool "Ser0 uses no DMA for input"
 367         help
 368           Do not use DMA for ser0 input.
 369
 370 config ETRAX_SERIAL_PORT0_DMA7_IN
 371         bool "Ser0 uses DMA7 for input"
 372         depends on ETRAXFS
 373         help
 374           Enables the DMA7 input channel for ser0 (ttyS0).
 375           If you do not enable DMA, an interrupt for each character will be
 376           used when receiving data.
 377           Normally you want to use DMA, unless you use the DMA channel for
 378           something else.
 379
 380 config ETRAX_SERIAL_PORT0_DMA1_IN
 381         bool "Ser0 uses DMA1 for input"
 382         depends on CRIS_MACH_ARTPEC3
 383         help
 384           Enables the DMA1 input channel for ser0 (ttyS0).
 385           If you do not enable DMA, an interrupt for each character will be
 386           used when receiving data.
 387           Normally you want to use DMA, unless you use the DMA channel for
 388           something else.
 389
 390 endchoice
 391
 392 choice
 393         prompt "Ser1 DMA in channel "
 394         depends on ETRAX_SERIAL_PORT1
 395         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 396         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 397         help
 398           What DMA channel to use for ser1.
 399
 400 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 401         bool "Ser1 uses no DMA for input"
 402         help
 403           Do not use DMA for ser1 input.
 404
 405 config ETRAX_SERIAL_PORT1_DMA5_IN
 406         bool "Ser1 uses DMA5 for input"
 407         depends on ETRAX_ARCH_V32
 408         help
 409           Enables the DMA5 input channel for ser1 (ttyS1).
 410           If you do not enable DMA, an interrupt for each character will be
 411           used when receiving data.
 412           Normally you want this on, unless you use the DMA channel for
 413           something else.
 414
 415 config ETRAX_SERIAL_PORT1_DMA9_IN
 416         depends on ETRAX_ARCH_V10
 417         bool "Ser1 uses DMA9 for input"
 418
 419 endchoice
 420
 421
 422 choice
 423         prompt "Ser1 DMA out channel"
 424         depends on ETRAX_SERIAL_PORT1
 425         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 426         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 427         help
 428           What DMA channel to use for ser1.
 429
 430 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 431         bool "Ser1 uses no DMA for output"
 432         help
 433           Do not use DMA for ser1 output.
 434
 435 config ETRAX_SERIAL_PORT1_DMA8_OUT
 436         depends on ETRAX_ARCH_V10
 437         bool "Ser1 uses DMA8 for output"
 438
 439 config ETRAX_SERIAL_PORT1_DMA4_OUT
 440         depends on ETRAX_ARCH_V32
 441         bool "Ser1 uses DMA4 for output"
 442         help
 443           Enables the DMA4 output channel for ser1 (ttyS1).
 444           If you do not enable DMA, an interrupt for each character will be
 445           used when transmitting data.
 446           Normally you want this on, unless you use the DMA channel for
 447           something else.
 448
 449 endchoice
 450
 451 choice
 452         prompt "Ser2 DMA out channel"
 453         depends on ETRAX_SERIAL_PORT2
 454         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 455         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 456
 457 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 458         bool "Ser2 uses no DMA for output"
 459         help
 460           Do not use DMA for ser2 output.
 461
 462 config ETRAX_SERIAL_PORT2_DMA2_OUT
 463         bool "Ser2 uses DMA2 for output"
 464         depends on ETRAXFS || ETRAX_ARCH_V10
 465         help
 466           Enables the DMA2 output channel for ser2 (ttyS2).
 467           If you do not enable DMA, an interrupt for each character will be
 468           used when transmitting data.
 469           Normally you want to use DMA, unless you use the DMA channel for
 470           something else.
 471
 472 config ETRAX_SERIAL_PORT2_DMA6_OUT
 473         bool "Ser2 uses DMA6 for output"
 474         depends on CRIS_MACH_ARTPEC3
 475         help
 476           Enables the DMA6 output channel for ser2 (ttyS2).
 477           If you do not enable DMA, an interrupt for each character will be
 478           used when transmitting data.
 479           Normally you want to use DMA, unless you use the DMA channel for
 480           something else.
 481
 482 endchoice
 483
 484 choice
 485         prompt "Ser2 DMA in channel"
 486         depends on ETRAX_SERIAL_PORT2
 487         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 488         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 489         help
 490           What DMA channel to use for ser2.
 491
 492 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 493         bool "Ser2 uses no DMA for input"
 494         help
 495           Do not use DMA for ser2 input.
 496
 497 config ETRAX_SERIAL_PORT2_DMA3_IN
 498         bool "Ser2 uses DMA3 for input"
 499         depends on ETRAXFS || ETRAX_ARCH_V10
 500         help
 501           Enables the DMA3 input channel for ser2 (ttyS2).
 502           If you do not enable DMA, an interrupt for each character will be
 503           used when receiving data.
 504           Normally you want to use DMA, unless you use the DMA channel for
 505           something else.
 506
 507 config ETRAX_SERIAL_PORT2_DMA7_IN
 508         bool "Ser2 uses DMA7 for input"
 509         depends on CRIS_MACH_ARTPEC3
 510         help
 511           Enables the DMA7 input channel for ser2 (ttyS2).
 512           If you do not enable DMA, an interrupt for each character will be
 513           used when receiving data.
 514           Normally you want to use DMA, unless you use the DMA channel for
 515           something else.
 516
 517 endchoice
 518
 519 choice
 520         prompt "Ser3 DMA in channel"
 521         depends on ETRAX_SERIAL_PORT3
 522         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 523         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 524         help
 525           What DMA channel to use for ser3.
 526
 527 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 528         bool "Ser3 uses no DMA for input"
 529         help
 530           Do not use DMA for ser3 input.
 531
 532 config ETRAX_SERIAL_PORT3_DMA5_IN
 533         depends on ETRAX_ARCH_V10
 534         bool "DMA 5"
 535
 536 endchoice
 537
 538 choice
 539         prompt "Ser3 DMA out channel"
 540         depends on ETRAX_SERIAL_PORT3
 541         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 542         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 543
 544 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 545         bool "Ser3 uses no DMA for output"
 546         help
 547           Do not use DMA for ser3 output.
 548
 549 config ETRAX_SERIAL_PORT3_DMA4_OUT
 550         depends on ETRAX_ARCH_V10
 551         bool "DMA 4"
 552
 553 endchoice
 554
 555 endmenu
 556
 557 source "drivers/Kconfig"
 558
 559 source "fs/Kconfig"
 560
 561 source "arch/cris/Kconfig.debug"
 562
 563 source "security/Kconfig"
 564
 565 source "crypto/Kconfig"
 566
 567 source "lib/Kconfig"