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 source "init/Kconfig"
  61
  62 source "kernel/Kconfig.freezer"
  63
  64 menu "General setup"
  65
  66 source "fs/Kconfig.binfmt"
  67
  68 config ETRAX_CMDLINE
  69         string "Kernel command line"
  70         default "root=/dev/mtdblock3"
  71         help
  72           Pass additional commands to the kernel.
  73
  74 config ETRAX_WATCHDOG
  75         bool "Enable ETRAX watchdog"
  76         help
  77           Enable the built-in watchdog timer support on ETRAX based embedded
  78           network computers.
  79
  80 config ETRAX_WATCHDOG_NICE_DOGGY
  81         bool "Disable watchdog during Oops printouts"
  82         depends on ETRAX_WATCHDOG
  83         help
  84           By enabling this you make sure that the watchdog does not bite while
  85           printing oopses. Recommended for development systems but not for
  86           production releases.
  87
  88 config ETRAX_FAST_TIMER
  89        bool "Enable ETRAX fast timer API"
  90        help
  91          This options enables the API to a fast timer implementation using
  92          timer1 to get sub jiffie resolution timers (primarily one-shot
  93          timers).
  94          This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
  95
  96 config ETRAX_KMALLOCED_MODULES
  97         bool "Enable module allocation with kmalloc"
  98         help
  99           Enable module allocation with kmalloc instead of vmalloc.
 100
 101 source "kernel/Kconfig.preempt"
 102
 103 source mm/Kconfig
 104
 105 endmenu
 106
 107 menu "Hardware setup"
 108
 109 choice
 110         prompt "Processor type"
 111         default ETRAX100LX
 112
 113 config ETRAX100LX
 114         bool "ETRAX-100LX-v1"
 115         select ARCH_USES_GETTIMEOFFSET
 116         help
 117           Support version 1 of the ETRAX 100LX.
 118
 119 config ETRAX100LX_V2
 120         bool "ETRAX-100LX-v2"
 121         select ARCH_USES_GETTIMEOFFSET
 122         help
 123           Support version 2 of the ETRAX 100LX.
 124
 125 config ETRAXFS
 126         bool "ETRAX-FS-V32"
 127         help
 128           Support CRIS V32.
 129
 130 config CRIS_MACH_ARTPEC3
 131         bool "ARTPEC-3"
 132         help
 133           Support Axis ARTPEC-3.
 134
 135 endchoice
 136
 137 config ETRAX_ARCH_V10
 138        bool
 139        default y if ETRAX100LX || ETRAX100LX_V2
 140        default n if !(ETRAX100LX || ETRAX100LX_V2)
 141        select TTY
 142
 143 config ETRAX_ARCH_V32
 144        bool
 145        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 146        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 147
 148 config ETRAX_DRAM_SIZE
 149         int "DRAM size (dec, in MB)"
 150         default "8"
 151         help
 152           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 153
 154 config ETRAX_VMEM_SIZE
 155        int "Video memory size (dec, in MB)"
 156        depends on ETRAX_ARCH_V32 && !ETRAXFS
 157        default 8 if !ETRAXFS
 158        help
 159         Size of Video accessible memory (decimal, in MB).
 160
 161 config ETRAX_FLASH_BUSWIDTH
 162         int "Buswidth of NOR flash in bytes"
 163         default "2"
 164         help
 165           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 166
 167 config ETRAX_FLASH1_SIZE
 168        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 169        default "0"
 170
 171 choice
 172         prompt "Product debug-port"
 173         default ETRAX_DEBUG_PORT0
 174
 175 config ETRAX_DEBUG_PORT0
 176         bool "Serial-0"
 177         help
 178           Choose a serial port for the ETRAX debug console.  Default to
 179           port 0.
 180
 181 config ETRAX_DEBUG_PORT1
 182         bool "Serial-1"
 183         help
 184           Use serial port 1 for the console.
 185
 186 config ETRAX_DEBUG_PORT2
 187         bool "Serial-2"
 188         help
 189           Use serial port 2 for the console.
 190
 191 config ETRAX_DEBUG_PORT3
 192         bool "Serial-3"
 193         help
 194           Use serial port 3 for the console.
 195
 196 config ETRAX_DEBUG_PORT_NULL
 197         bool "disabled"
 198         help
 199           Disable serial-port debugging.
 200
 201 endchoice
 202
 203 choice
 204         prompt "Kernel GDB port"
 205         depends on ETRAX_KGDB
 206         default ETRAX_KGDB_PORT0
 207         help
 208           Choose a serial port for kernel debugging.  NOTE: This port should
 209           not be enabled under Drivers for built-in interfaces (as it has its
 210           own initialization code) and should not be the same as the debug port.
 211
 212 config ETRAX_KGDB_PORT0
 213         bool "Serial-0"
 214         help
 215           Use serial port 0 for kernel debugging.
 216
 217 config ETRAX_KGDB_PORT1
 218         bool "Serial-1"
 219         help
 220           Use serial port 1 for kernel debugging.
 221
 222 config ETRAX_KGDB_PORT2
 223         bool "Serial-2"
 224         help
 225           Use serial port 2 for kernel debugging.
 226
 227 config ETRAX_KGDB_PORT3
 228         bool "Serial-3"
 229         help
 230           Use serial port 3 for kernel debugging.
 231
 232 endchoice
 233
 234 source arch/cris/arch-v10/Kconfig
 235 source arch/cris/arch-v32/Kconfig
 236
 237 endmenu
 238
 239 source "net/Kconfig"
 240
 241 # bring in ETRAX built-in drivers
 242 menu "Drivers for built-in interfaces"
 243 source arch/cris/arch-v10/drivers/Kconfig
 244 source arch/cris/arch-v32/drivers/Kconfig
 245
 246 config ETRAX_AXISFLASHMAP
 247         bool "Axis flash-map support"
 248         select MTD
 249         select MTD_CFI
 250         select MTD_CFI_AMDSTD
 251         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 252         select MTD_BLOCK
 253         select MTD_COMPLEX_MAPPINGS
 254         help
 255           This option enables MTD mapping of flash devices.  Needed to use
 256           flash memories.  If unsure, say Y.
 257
 258 config ETRAX_SYNCHRONOUS_SERIAL
 259         bool "Synchronous serial-port support"
 260         help
 261           Select this to enable the synchronous serial port driver.
 262
 263 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 264         bool "Synchronous serial port 0 enabled"
 265         depends on ETRAX_SYNCHRONOUS_SERIAL
 266         help
 267           Enabled synchronous serial port 0.
 268
 269 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 270         bool "Enable DMA on synchronous serial port 0."
 271         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 272         help
 273           A synchronous serial port can run in manual or DMA mode.
 274           Selecting this option will make it run in DMA mode.
 275
 276 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 277         bool "Synchronous serial port 1 enabled"
 278         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 279         help
 280           Enabled synchronous serial port 1.
 281
 282 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 283         bool "Enable DMA on synchronous serial port 1."
 284         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 285         help
 286           A synchronous serial port can run in manual or DMA mode.
 287           Selecting this option will make it run in DMA mode.
 288
 289 choice
 290         prompt "Network LED behavior"
 291         depends on ETRAX_ETHERNET
 292         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 293
 294 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 295         bool "LED_on_when_link"
 296         help
 297           Selecting LED_on_when_link will light the LED when there is a
 298           connection and will flash off when there is activity.
 299
 300           Selecting LED_on_when_activity will light the LED only when
 301           there is activity.
 302
 303           This setting will also affect the behaviour of other activity LEDs
 304           e.g. Bluetooth.
 305
 306 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 307         bool "LED_on_when_activity"
 308         help
 309           Selecting LED_on_when_link will light the LED when there is a
 310           connection and will flash off when there is activity.
 311
 312           Selecting LED_on_when_activity will light the LED only when
 313           there is activity.
 314
 315           This setting will also affect the behaviour of other activity LEDs
 316           e.g. Bluetooth.
 317
 318 endchoice
 319
 320 choice
 321         prompt "Ser0 DMA out channel"
 322         depends on ETRAX_SERIAL_PORT0
 323         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 324         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 325
 326 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 327         bool "Ser0 uses no DMA for output"
 328         help
 329           Do not use DMA for ser0 output.
 330
 331 config ETRAX_SERIAL_PORT0_DMA6_OUT
 332         bool "Ser0 uses DMA6 for output"
 333         depends on ETRAXFS
 334         help
 335           Enables the DMA6 output channel for ser0 (ttyS0).
 336           If you do not enable DMA, an interrupt for each character will be
 337           used when transmitting data.
 338           Normally you want to use DMA, unless you use the DMA channel for
 339           something else.
 340
 341 config ETRAX_SERIAL_PORT0_DMA0_OUT
 342         bool "Ser0 uses DMA0 for output"
 343         depends on CRIS_MACH_ARTPEC3
 344         help
 345           Enables the DMA0 output channel for ser0 (ttyS0).
 346           If you do not enable DMA, an interrupt for each character will be
 347           used when transmitting data.
 348           Normally you want to use DMA, unless you use the DMA channel for
 349           something else.
 350
 351 endchoice
 352
 353 choice
 354         prompt "Ser0 DMA in channel "
 355         depends on ETRAX_SERIAL_PORT0
 356         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 357         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 358         help
 359           What DMA channel to use for ser0.
 360
 361 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 362         bool "Ser0 uses no DMA for input"
 363         help
 364           Do not use DMA for ser0 input.
 365
 366 config ETRAX_SERIAL_PORT0_DMA7_IN
 367         bool "Ser0 uses DMA7 for input"
 368         depends on ETRAXFS
 369         help
 370           Enables the DMA7 input channel for ser0 (ttyS0).
 371           If you do not enable DMA, an interrupt for each character will be
 372           used when receiving data.
 373           Normally you want to use DMA, unless you use the DMA channel for
 374           something else.
 375
 376 config ETRAX_SERIAL_PORT0_DMA1_IN
 377         bool "Ser0 uses DMA1 for input"
 378         depends on CRIS_MACH_ARTPEC3
 379         help
 380           Enables the DMA1 input channel for ser0 (ttyS0).
 381           If you do not enable DMA, an interrupt for each character will be
 382           used when receiving data.
 383           Normally you want to use DMA, unless you use the DMA channel for
 384           something else.
 385
 386 endchoice
 387
 388 choice
 389         prompt "Ser1 DMA in channel "
 390         depends on ETRAX_SERIAL_PORT1
 391         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 392         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 393         help
 394           What DMA channel to use for ser1.
 395
 396 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 397         bool "Ser1 uses no DMA for input"
 398         help
 399           Do not use DMA for ser1 input.
 400
 401 config ETRAX_SERIAL_PORT1_DMA5_IN
 402         bool "Ser1 uses DMA5 for input"
 403         depends on ETRAX_ARCH_V32
 404         help
 405           Enables the DMA5 input channel for ser1 (ttyS1).
 406           If you do not enable DMA, an interrupt for each character will be
 407           used when receiving data.
 408           Normally you want this on, unless you use the DMA channel for
 409           something else.
 410
 411 config ETRAX_SERIAL_PORT1_DMA9_IN
 412         depends on ETRAX_ARCH_V10
 413         bool "Ser1 uses DMA9 for input"
 414
 415 endchoice
 416
 417
 418 choice
 419         prompt "Ser1 DMA out channel"
 420         depends on ETRAX_SERIAL_PORT1
 421         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 422         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 423         help
 424           What DMA channel to use for ser1.
 425
 426 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 427         bool "Ser1 uses no DMA for output"
 428         help
 429           Do not use DMA for ser1 output.
 430
 431 config ETRAX_SERIAL_PORT1_DMA8_OUT
 432         depends on ETRAX_ARCH_V10
 433         bool "Ser1 uses DMA8 for output"
 434
 435 config ETRAX_SERIAL_PORT1_DMA4_OUT
 436         depends on ETRAX_ARCH_V32
 437         bool "Ser1 uses DMA4 for output"
 438         help
 439           Enables the DMA4 output channel for ser1 (ttyS1).
 440           If you do not enable DMA, an interrupt for each character will be
 441           used when transmitting data.
 442           Normally you want this on, unless you use the DMA channel for
 443           something else.
 444
 445 endchoice
 446
 447 choice
 448         prompt "Ser2 DMA out channel"
 449         depends on ETRAX_SERIAL_PORT2
 450         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 451         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 452
 453 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 454         bool "Ser2 uses no DMA for output"
 455         help
 456           Do not use DMA for ser2 output.
 457
 458 config ETRAX_SERIAL_PORT2_DMA2_OUT
 459         bool "Ser2 uses DMA2 for output"
 460         depends on ETRAXFS || ETRAX_ARCH_V10
 461         help
 462           Enables the DMA2 output channel for ser2 (ttyS2).
 463           If you do not enable DMA, an interrupt for each character will be
 464           used when transmitting data.
 465           Normally you want to use DMA, unless you use the DMA channel for
 466           something else.
 467
 468 config ETRAX_SERIAL_PORT2_DMA6_OUT
 469         bool "Ser2 uses DMA6 for output"
 470         depends on CRIS_MACH_ARTPEC3
 471         help
 472           Enables the DMA6 output channel for ser2 (ttyS2).
 473           If you do not enable DMA, an interrupt for each character will be
 474           used when transmitting data.
 475           Normally you want to use DMA, unless you use the DMA channel for
 476           something else.
 477
 478 endchoice
 479
 480 choice
 481         prompt "Ser2 DMA in channel"
 482         depends on ETRAX_SERIAL_PORT2
 483         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 484         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 485         help
 486           What DMA channel to use for ser2.
 487
 488 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 489         bool "Ser2 uses no DMA for input"
 490         help
 491           Do not use DMA for ser2 input.
 492
 493 config ETRAX_SERIAL_PORT2_DMA3_IN
 494         bool "Ser2 uses DMA3 for input"
 495         depends on ETRAXFS || ETRAX_ARCH_V10
 496         help
 497           Enables the DMA3 input channel for ser2 (ttyS2).
 498           If you do not enable DMA, an interrupt for each character will be
 499           used when receiving data.
 500           Normally you want to use DMA, unless you use the DMA channel for
 501           something else.
 502
 503 config ETRAX_SERIAL_PORT2_DMA7_IN
 504         bool "Ser2 uses DMA7 for input"
 505         depends on CRIS_MACH_ARTPEC3
 506         help
 507           Enables the DMA7 input channel for ser2 (ttyS2).
 508           If you do not enable DMA, an interrupt for each character will be
 509           used when receiving data.
 510           Normally you want to use DMA, unless you use the DMA channel for
 511           something else.
 512
 513 endchoice
 514
 515 choice
 516         prompt "Ser3 DMA in channel"
 517         depends on ETRAX_SERIAL_PORT3
 518         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 519         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 520         help
 521           What DMA channel to use for ser3.
 522
 523 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 524         bool "Ser3 uses no DMA for input"
 525         help
 526           Do not use DMA for ser3 input.
 527
 528 config ETRAX_SERIAL_PORT3_DMA5_IN
 529         depends on ETRAX_ARCH_V10
 530         bool "DMA 5"
 531
 532 endchoice
 533
 534 choice
 535         prompt "Ser3 DMA out channel"
 536         depends on ETRAX_SERIAL_PORT3
 537         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 538         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 539
 540 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 541         bool "Ser3 uses no DMA for output"
 542         help
 543           Do not use DMA for ser3 output.
 544
 545 config ETRAX_SERIAL_PORT3_DMA4_OUT
 546         depends on ETRAX_ARCH_V10
 547         bool "DMA 4"
 548
 549 endchoice
 550
 551 endmenu
 552
 553 source "drivers/Kconfig"
 554
 555 source "fs/Kconfig"
 556
 557 source "arch/cris/Kconfig.debug"
 558
 559 source "security/Kconfig"
 560
 561 source "crypto/Kconfig"
 562
 563 source "lib/Kconfig"