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         select ARCH_REQUIRE_GPIOLIB
  56
  57 config HZ
  58         int
  59         default 100
  60
  61 config NR_CPUS
  62         int
  63         default "1"
  64
  65 source "init/Kconfig"
  66
  67 source "kernel/Kconfig.freezer"
  68
  69 menu "General setup"
  70
  71 source "fs/Kconfig.binfmt"
  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 source "kernel/Kconfig.preempt"
 107
 108 source mm/Kconfig
 109
 110 endmenu
 111
 112 menu "Hardware setup"
 113
 114 choice
 115         prompt "Processor type"
 116         default ETRAX100LX
 117
 118 config ETRAX100LX
 119         bool "ETRAX-100LX-v1"
 120         select ARCH_USES_GETTIMEOFFSET
 121         help
 122           Support version 1 of the ETRAX 100LX.
 123
 124 config ETRAX100LX_V2
 125         bool "ETRAX-100LX-v2"
 126         select ARCH_USES_GETTIMEOFFSET
 127         help
 128           Support version 2 of the ETRAX 100LX.
 129
 130 config ETRAXFS
 131         bool "ETRAX-FS-V32"
 132         help
 133           Support CRIS V32.
 134
 135 config CRIS_MACH_ARTPEC3
 136         bool "ARTPEC-3"
 137         help
 138           Support Axis ARTPEC-3.
 139
 140 endchoice
 141
 142 config ETRAX_ARCH_V10
 143        bool
 144        default y if ETRAX100LX || ETRAX100LX_V2
 145        default n if !(ETRAX100LX || ETRAX100LX_V2)
 146        select TTY
 147
 148 config ETRAX_ARCH_V32
 149        bool
 150        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 151        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 152
 153 config ETRAX_DRAM_SIZE
 154         int "DRAM size (dec, in MB)"
 155         default "8"
 156         help
 157           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 158
 159 config ETRAX_VMEM_SIZE
 160        int "Video memory size (dec, in MB)"
 161        depends on ETRAX_ARCH_V32 && !ETRAXFS
 162        default 8 if !ETRAXFS
 163        help
 164         Size of Video accessible memory (decimal, in MB).
 165
 166 config ETRAX_FLASH_BUSWIDTH
 167         int "Buswidth of NOR flash in bytes"
 168         default "2"
 169         help
 170           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 171
 172 config ETRAX_FLASH1_SIZE
 173        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 174        default "0"
 175
 176 choice
 177         prompt "Product debug-port"
 178         default ETRAX_DEBUG_PORT0
 179
 180 config ETRAX_DEBUG_PORT0
 181         bool "Serial-0"
 182         help
 183           Choose a serial port for the ETRAX debug console.  Default to
 184           port 0.
 185
 186 config ETRAX_DEBUG_PORT1
 187         bool "Serial-1"
 188         help
 189           Use serial port 1 for the console.
 190
 191 config ETRAX_DEBUG_PORT2
 192         bool "Serial-2"
 193         help
 194           Use serial port 2 for the console.
 195
 196 config ETRAX_DEBUG_PORT3
 197         bool "Serial-3"
 198         help
 199           Use serial port 3 for the console.
 200
 201 config ETRAX_DEBUG_PORT_NULL
 202         bool "disabled"
 203         help
 204           Disable serial-port debugging.
 205
 206 endchoice
 207
 208 choice
 209         prompt "Kernel GDB port"
 210         depends on ETRAX_KGDB
 211         default ETRAX_KGDB_PORT0
 212         help
 213           Choose a serial port for kernel debugging.  NOTE: This port should
 214           not be enabled under Drivers for built-in interfaces (as it has its
 215           own initialization code) and should not be the same as the debug port.
 216
 217 config ETRAX_KGDB_PORT0
 218         bool "Serial-0"
 219         help
 220           Use serial port 0 for kernel debugging.
 221
 222 config ETRAX_KGDB_PORT1
 223         bool "Serial-1"
 224         help
 225           Use serial port 1 for kernel debugging.
 226
 227 config ETRAX_KGDB_PORT2
 228         bool "Serial-2"
 229         help
 230           Use serial port 2 for kernel debugging.
 231
 232 config ETRAX_KGDB_PORT3
 233         bool "Serial-3"
 234         help
 235           Use serial port 3 for kernel debugging.
 236
 237 endchoice
 238
 239 source arch/cris/arch-v10/Kconfig
 240 source arch/cris/arch-v32/Kconfig
 241
 242 endmenu
 243
 244 source "net/Kconfig"
 245
 246 # bring in ETRAX built-in drivers
 247 menu "Drivers for built-in interfaces"
 248 source arch/cris/arch-v10/drivers/Kconfig
 249 source arch/cris/arch-v32/drivers/Kconfig
 250
 251 config ETRAX_AXISFLASHMAP
 252         bool "Axis flash-map support"
 253         select MTD
 254         select MTD_CFI
 255         select MTD_CFI_AMDSTD
 256         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 257         select MTD_BLOCK
 258         select MTD_COMPLEX_MAPPINGS
 259         help
 260           This option enables MTD mapping of flash devices.  Needed to use
 261           flash memories.  If unsure, say Y.
 262
 263 config ETRAX_SYNCHRONOUS_SERIAL
 264         bool "Synchronous serial-port support"
 265         help
 266           Select this to enable the synchronous serial port driver.
 267
 268 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 269         bool "Synchronous serial port 0 enabled"
 270         depends on ETRAX_SYNCHRONOUS_SERIAL
 271         help
 272           Enabled synchronous serial port 0.
 273
 274 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 275         bool "Enable DMA on synchronous serial port 0."
 276         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 277         help
 278           A synchronous serial port can run in manual or DMA mode.
 279           Selecting this option will make it run in DMA mode.
 280
 281 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 282         bool "Synchronous serial port 1 enabled"
 283         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 284         help
 285           Enabled synchronous serial port 1.
 286
 287 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 288         bool "Enable DMA on synchronous serial port 1."
 289         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 290         help
 291           A synchronous serial port can run in manual or DMA mode.
 292           Selecting this option will make it run in DMA mode.
 293
 294 choice
 295         prompt "Network LED behavior"
 296         depends on ETRAX_ETHERNET
 297         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 298
 299 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 300         bool "LED_on_when_link"
 301         help
 302           Selecting LED_on_when_link will light the LED when there is a
 303           connection and will flash off when there is activity.
 304
 305           Selecting LED_on_when_activity will light the LED only when
 306           there is activity.
 307
 308           This setting will also affect the behaviour of other activity LEDs
 309           e.g. Bluetooth.
 310
 311 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 312         bool "LED_on_when_activity"
 313         help
 314           Selecting LED_on_when_link will light the LED when there is a
 315           connection and will flash off when there is activity.
 316
 317           Selecting LED_on_when_activity will light the LED only when
 318           there is activity.
 319
 320           This setting will also affect the behaviour of other activity LEDs
 321           e.g. Bluetooth.
 322
 323 endchoice
 324
 325 choice
 326         prompt "Ser0 DMA out channel"
 327         depends on ETRAX_SERIAL_PORT0
 328         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 329         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 330
 331 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 332         bool "Ser0 uses no DMA for output"
 333         help
 334           Do not use DMA for ser0 output.
 335
 336 config ETRAX_SERIAL_PORT0_DMA6_OUT
 337         bool "Ser0 uses DMA6 for output"
 338         depends on ETRAXFS
 339         help
 340           Enables the DMA6 output channel for ser0 (ttyS0).
 341           If you do not enable DMA, an interrupt for each character will be
 342           used when transmitting data.
 343           Normally you want to use DMA, unless you use the DMA channel for
 344           something else.
 345
 346 config ETRAX_SERIAL_PORT0_DMA0_OUT
 347         bool "Ser0 uses DMA0 for output"
 348         depends on CRIS_MACH_ARTPEC3
 349         help
 350           Enables the DMA0 output channel for ser0 (ttyS0).
 351           If you do not enable DMA, an interrupt for each character will be
 352           used when transmitting data.
 353           Normally you want to use DMA, unless you use the DMA channel for
 354           something else.
 355
 356 endchoice
 357
 358 choice
 359         prompt "Ser0 DMA in channel "
 360         depends on ETRAX_SERIAL_PORT0
 361         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 362         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 363         help
 364           What DMA channel to use for ser0.
 365
 366 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 367         bool "Ser0 uses no DMA for input"
 368         help
 369           Do not use DMA for ser0 input.
 370
 371 config ETRAX_SERIAL_PORT0_DMA7_IN
 372         bool "Ser0 uses DMA7 for input"
 373         depends on ETRAXFS
 374         help
 375           Enables the DMA7 input channel for ser0 (ttyS0).
 376           If you do not enable DMA, an interrupt for each character will be
 377           used when receiving data.
 378           Normally you want to use DMA, unless you use the DMA channel for
 379           something else.
 380
 381 config ETRAX_SERIAL_PORT0_DMA1_IN
 382         bool "Ser0 uses DMA1 for input"
 383         depends on CRIS_MACH_ARTPEC3
 384         help
 385           Enables the DMA1 input channel for ser0 (ttyS0).
 386           If you do not enable DMA, an interrupt for each character will be
 387           used when receiving data.
 388           Normally you want to use DMA, unless you use the DMA channel for
 389           something else.
 390
 391 endchoice
 392
 393 choice
 394         prompt "Ser1 DMA in channel "
 395         depends on ETRAX_SERIAL_PORT1
 396         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 397         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 398         help
 399           What DMA channel to use for ser1.
 400
 401 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 402         bool "Ser1 uses no DMA for input"
 403         help
 404           Do not use DMA for ser1 input.
 405
 406 config ETRAX_SERIAL_PORT1_DMA5_IN
 407         bool "Ser1 uses DMA5 for input"
 408         depends on ETRAX_ARCH_V32
 409         help
 410           Enables the DMA5 input channel for ser1 (ttyS1).
 411           If you do not enable DMA, an interrupt for each character will be
 412           used when receiving data.
 413           Normally you want this on, unless you use the DMA channel for
 414           something else.
 415
 416 config ETRAX_SERIAL_PORT1_DMA9_IN
 417         depends on ETRAX_ARCH_V10
 418         bool "Ser1 uses DMA9 for input"
 419
 420 endchoice
 421
 422
 423 choice
 424         prompt "Ser1 DMA out channel"
 425         depends on ETRAX_SERIAL_PORT1
 426         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 427         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 428         help
 429           What DMA channel to use for ser1.
 430
 431 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 432         bool "Ser1 uses no DMA for output"
 433         help
 434           Do not use DMA for ser1 output.
 435
 436 config ETRAX_SERIAL_PORT1_DMA8_OUT
 437         depends on ETRAX_ARCH_V10
 438         bool "Ser1 uses DMA8 for output"
 439
 440 config ETRAX_SERIAL_PORT1_DMA4_OUT
 441         depends on ETRAX_ARCH_V32
 442         bool "Ser1 uses DMA4 for output"
 443         help
 444           Enables the DMA4 output channel for ser1 (ttyS1).
 445           If you do not enable DMA, an interrupt for each character will be
 446           used when transmitting data.
 447           Normally you want this on, unless you use the DMA channel for
 448           something else.
 449
 450 endchoice
 451
 452 choice
 453         prompt "Ser2 DMA out channel"
 454         depends on ETRAX_SERIAL_PORT2
 455         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 456         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 457
 458 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 459         bool "Ser2 uses no DMA for output"
 460         help
 461           Do not use DMA for ser2 output.
 462
 463 config ETRAX_SERIAL_PORT2_DMA2_OUT
 464         bool "Ser2 uses DMA2 for output"
 465         depends on ETRAXFS || ETRAX_ARCH_V10
 466         help
 467           Enables the DMA2 output channel for ser2 (ttyS2).
 468           If you do not enable DMA, an interrupt for each character will be
 469           used when transmitting data.
 470           Normally you want to use DMA, unless you use the DMA channel for
 471           something else.
 472
 473 config ETRAX_SERIAL_PORT2_DMA6_OUT
 474         bool "Ser2 uses DMA6 for output"
 475         depends on CRIS_MACH_ARTPEC3
 476         help
 477           Enables the DMA6 output channel for ser2 (ttyS2).
 478           If you do not enable DMA, an interrupt for each character will be
 479           used when transmitting data.
 480           Normally you want to use DMA, unless you use the DMA channel for
 481           something else.
 482
 483 endchoice
 484
 485 choice
 486         prompt "Ser2 DMA in channel"
 487         depends on ETRAX_SERIAL_PORT2
 488         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 489         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 490         help
 491           What DMA channel to use for ser2.
 492
 493 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 494         bool "Ser2 uses no DMA for input"
 495         help
 496           Do not use DMA for ser2 input.
 497
 498 config ETRAX_SERIAL_PORT2_DMA3_IN
 499         bool "Ser2 uses DMA3 for input"
 500         depends on ETRAXFS || ETRAX_ARCH_V10
 501         help
 502           Enables the DMA3 input channel for ser2 (ttyS2).
 503           If you do not enable DMA, an interrupt for each character will be
 504           used when receiving data.
 505           Normally you want to use DMA, unless you use the DMA channel for
 506           something else.
 507
 508 config ETRAX_SERIAL_PORT2_DMA7_IN
 509         bool "Ser2 uses DMA7 for input"
 510         depends on CRIS_MACH_ARTPEC3
 511         help
 512           Enables the DMA7 input channel for ser2 (ttyS2).
 513           If you do not enable DMA, an interrupt for each character will be
 514           used when receiving data.
 515           Normally you want to use DMA, unless you use the DMA channel for
 516           something else.
 517
 518 endchoice
 519
 520 choice
 521         prompt "Ser3 DMA in channel"
 522         depends on ETRAX_SERIAL_PORT3
 523         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 524         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 525         help
 526           What DMA channel to use for ser3.
 527
 528 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 529         bool "Ser3 uses no DMA for input"
 530         help
 531           Do not use DMA for ser3 input.
 532
 533 config ETRAX_SERIAL_PORT3_DMA5_IN
 534         depends on ETRAX_ARCH_V10
 535         bool "DMA 5"
 536
 537 endchoice
 538
 539 choice
 540         prompt "Ser3 DMA out channel"
 541         depends on ETRAX_SERIAL_PORT3
 542         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 543         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 544
 545 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 546         bool "Ser3 uses no DMA for output"
 547         help
 548           Do not use DMA for ser3 output.
 549
 550 config ETRAX_SERIAL_PORT3_DMA4_OUT
 551         depends on ETRAX_ARCH_V10
 552         bool "DMA 4"
 553
 554 endchoice
 555
 556 endmenu
 557
 558 source "drivers/Kconfig"
 559
 560 source "fs/Kconfig"
 561
 562 source "arch/cris/Kconfig.debug"
 563
 564 source "security/Kconfig"
 565
 566 source "crypto/Kconfig"
 567
 568 source "lib/Kconfig"