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_CMOS_UPDATE
  50         select MODULES_USE_ELF_RELA
  51         select CLONE_BACKWARDS2
  52         select OLD_SIGSUSPEND
  53         select OLD_SIGACTION
  54         select ARCH_REQUIRE_GPIOLIB
  55         select IRQ_DOMAIN if ETRAX_ARCH_V32
  56         select OF if ETRAX_ARCH_V32
  57         select OF_EARLY_FLATTREE if ETRAX_ARCH_V32
  58         select CLKSRC_MMIO if ETRAX_ARCH_V32
  59         select GENERIC_CLOCKEVENTS if ETRAX_ARCH_V32
  60         select GENERIC_SCHED_CLOCK if ETRAX_ARCH_V32
  61
  62 config HZ
  63         int
  64         default 100
  65
  66 config NR_CPUS
  67         int
  68         default "1"
  69
  70 config BUILTIN_DTB
  71         string "DTB to build into the kernel image"
  72         depends on OF
  73
  74 source "init/Kconfig"
  75
  76 source "kernel/Kconfig.freezer"
  77
  78 menu "General setup"
  79
  80 source "fs/Kconfig.binfmt"
  81
  82 config ETRAX_CMDLINE
  83         string "Kernel command line"
  84         default "root=/dev/mtdblock3"
  85         help
  86           Pass additional commands to the kernel.
  87
  88 config ETRAX_WATCHDOG
  89         bool "Enable ETRAX watchdog"
  90         help
  91           Enable the built-in watchdog timer support on ETRAX based embedded
  92           network computers.
  93
  94 config ETRAX_WATCHDOG_NICE_DOGGY
  95         bool "Disable watchdog during Oops printouts"
  96         depends on ETRAX_WATCHDOG
  97         help
  98           By enabling this you make sure that the watchdog does not bite while
  99           printing oopses. Recommended for development systems but not for
 100           production releases.
 101
 102 config ETRAX_FAST_TIMER
 103        bool "Enable ETRAX fast timer API"
 104        help
 105          This options enables the API to a fast timer implementation using
 106          timer1 to get sub jiffie resolution timers (primarily one-shot
 107          timers).
 108          This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
 109
 110 config ETRAX_KMALLOCED_MODULES
 111         bool "Enable module allocation with kmalloc"
 112         help
 113           Enable module allocation with kmalloc instead of vmalloc.
 114
 115 source "kernel/Kconfig.preempt"
 116
 117 source mm/Kconfig
 118
 119 endmenu
 120
 121 menu "Hardware setup"
 122
 123 choice
 124         prompt "Processor type"
 125         default ETRAX100LX
 126
 127 config ETRAX100LX
 128         bool "ETRAX-100LX-v1"
 129         select ARCH_USES_GETTIMEOFFSET
 130         help
 131           Support version 1 of the ETRAX 100LX.
 132
 133 config ETRAX100LX_V2
 134         bool "ETRAX-100LX-v2"
 135         select ARCH_USES_GETTIMEOFFSET
 136         help
 137           Support version 2 of the ETRAX 100LX.
 138
 139 config ETRAXFS
 140         bool "ETRAX-FS-V32"
 141         help
 142           Support CRIS V32.
 143
 144 config CRIS_MACH_ARTPEC3
 145         bool "ARTPEC-3"
 146         help
 147           Support Axis ARTPEC-3.
 148
 149 endchoice
 150
 151 config ETRAX_ARCH_V10
 152        bool
 153        default y if ETRAX100LX || ETRAX100LX_V2
 154        default n if !(ETRAX100LX || ETRAX100LX_V2)
 155        select TTY
 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_FLASH1_SIZE
 182        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 183        default "0"
 184
 185 choice
 186         prompt "Product debug-port"
 187         default ETRAX_DEBUG_PORT0
 188
 189 config ETRAX_DEBUG_PORT0
 190         bool "Serial-0"
 191         help
 192           Choose a serial port for the ETRAX debug console.  Default to
 193           port 0.
 194
 195 config ETRAX_DEBUG_PORT1
 196         bool "Serial-1"
 197         help
 198           Use serial port 1 for the console.
 199
 200 config ETRAX_DEBUG_PORT2
 201         bool "Serial-2"
 202         help
 203           Use serial port 2 for the console.
 204
 205 config ETRAX_DEBUG_PORT3
 206         bool "Serial-3"
 207         help
 208           Use serial port 3 for the console.
 209
 210 config ETRAX_DEBUG_PORT_NULL
 211         bool "disabled"
 212         help
 213           Disable serial-port debugging.
 214
 215 endchoice
 216
 217 choice
 218         prompt "Kernel GDB port"
 219         depends on ETRAX_KGDB
 220         default ETRAX_KGDB_PORT0
 221         help
 222           Choose a serial port for kernel debugging.  NOTE: This port should
 223           not be enabled under Drivers for built-in interfaces (as it has its
 224           own initialization code) and should not be the same as the debug port.
 225
 226 config ETRAX_KGDB_PORT0
 227         bool "Serial-0"
 228         help
 229           Use serial port 0 for kernel debugging.
 230
 231 config ETRAX_KGDB_PORT1
 232         bool "Serial-1"
 233         help
 234           Use serial port 1 for kernel debugging.
 235
 236 config ETRAX_KGDB_PORT2
 237         bool "Serial-2"
 238         help
 239           Use serial port 2 for kernel debugging.
 240
 241 config ETRAX_KGDB_PORT3
 242         bool "Serial-3"
 243         help
 244           Use serial port 3 for kernel debugging.
 245
 246 endchoice
 247
 248 source arch/cris/arch-v10/Kconfig
 249 source arch/cris/arch-v32/Kconfig
 250
 251 endmenu
 252
 253 source "net/Kconfig"
 254
 255 # bring in ETRAX built-in drivers
 256 menu "Drivers for built-in interfaces"
 257 source arch/cris/arch-v10/drivers/Kconfig
 258 source arch/cris/arch-v32/drivers/Kconfig
 259
 260 config ETRAX_AXISFLASHMAP
 261         bool "Axis flash-map support"
 262         select MTD
 263         select MTD_CFI
 264         select MTD_CFI_AMDSTD
 265         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 266         select MTD_BLOCK
 267         select MTD_COMPLEX_MAPPINGS
 268         help
 269           This option enables MTD mapping of flash devices.  Needed to use
 270           flash memories.  If unsure, say Y.
 271
 272 config ETRAX_SYNCHRONOUS_SERIAL
 273         bool "Synchronous serial-port support"
 274         help
 275           Select this to enable the synchronous serial port driver.
 276
 277 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 278         bool "Synchronous serial port 0 enabled"
 279         depends on ETRAX_SYNCHRONOUS_SERIAL
 280         help
 281           Enabled synchronous serial port 0.
 282
 283 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 284         bool "Enable DMA on synchronous serial port 0."
 285         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 286         help
 287           A synchronous serial port can run in manual or DMA mode.
 288           Selecting this option will make it run in DMA mode.
 289
 290 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 291         bool "Synchronous serial port 1 enabled"
 292         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 293         help
 294           Enabled synchronous serial port 1.
 295
 296 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 297         bool "Enable DMA on synchronous serial port 1."
 298         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 299         help
 300           A synchronous serial port can run in manual or DMA mode.
 301           Selecting this option will make it run in DMA mode.
 302
 303 choice
 304         prompt "Network LED behavior"
 305         depends on ETRAX_ETHERNET
 306         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 307
 308 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 309         bool "LED_on_when_link"
 310         help
 311           Selecting LED_on_when_link will light the LED when there is a
 312           connection and will flash off when there is activity.
 313
 314           Selecting LED_on_when_activity will light the LED only when
 315           there is activity.
 316
 317           This setting will also affect the behaviour of other activity LEDs
 318           e.g. Bluetooth.
 319
 320 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 321         bool "LED_on_when_activity"
 322         help
 323           Selecting LED_on_when_link will light the LED when there is a
 324           connection and will flash off when there is activity.
 325
 326           Selecting LED_on_when_activity will light the LED only when
 327           there is activity.
 328
 329           This setting will also affect the behaviour of other activity LEDs
 330           e.g. Bluetooth.
 331
 332 endchoice
 333
 334 choice
 335         prompt "Ser0 DMA out channel"
 336         depends on ETRAX_SERIAL_PORT0
 337         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 338         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 339
 340 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 341         bool "Ser0 uses no DMA for output"
 342         help
 343           Do not use DMA for ser0 output.
 344
 345 config ETRAX_SERIAL_PORT0_DMA6_OUT
 346         bool "Ser0 uses DMA6 for output"
 347         depends on ETRAXFS
 348         help
 349           Enables the DMA6 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 config ETRAX_SERIAL_PORT0_DMA0_OUT
 356         bool "Ser0 uses DMA0 for output"
 357         depends on CRIS_MACH_ARTPEC3
 358         help
 359           Enables the DMA0 output channel for ser0 (ttyS0).
 360           If you do not enable DMA, an interrupt for each character will be
 361           used when transmitting data.
 362           Normally you want to use DMA, unless you use the DMA channel for
 363           something else.
 364
 365 endchoice
 366
 367 choice
 368         prompt "Ser0 DMA in channel "
 369         depends on ETRAX_SERIAL_PORT0
 370         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 371         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 372         help
 373           What DMA channel to use for ser0.
 374
 375 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 376         bool "Ser0 uses no DMA for input"
 377         help
 378           Do not use DMA for ser0 input.
 379
 380 config ETRAX_SERIAL_PORT0_DMA7_IN
 381         bool "Ser0 uses DMA7 for input"
 382         depends on ETRAXFS
 383         help
 384           Enables the DMA7 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 config ETRAX_SERIAL_PORT0_DMA1_IN
 391         bool "Ser0 uses DMA1 for input"
 392         depends on CRIS_MACH_ARTPEC3
 393         help
 394           Enables the DMA1 input channel for ser0 (ttyS0).
 395           If you do not enable DMA, an interrupt for each character will be
 396           used when receiving data.
 397           Normally you want to use DMA, unless you use the DMA channel for
 398           something else.
 399
 400 endchoice
 401
 402 choice
 403         prompt "Ser1 DMA in channel "
 404         depends on ETRAX_SERIAL_PORT1
 405         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 406         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 407         help
 408           What DMA channel to use for ser1.
 409
 410 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 411         bool "Ser1 uses no DMA for input"
 412         help
 413           Do not use DMA for ser1 input.
 414
 415 config ETRAX_SERIAL_PORT1_DMA5_IN
 416         bool "Ser1 uses DMA5 for input"
 417         depends on ETRAX_ARCH_V32
 418         help
 419           Enables the DMA5 input channel for ser1 (ttyS1).
 420           If you do not enable DMA, an interrupt for each character will be
 421           used when receiving data.
 422           Normally you want this on, unless you use the DMA channel for
 423           something else.
 424
 425 config ETRAX_SERIAL_PORT1_DMA9_IN
 426         depends on ETRAX_ARCH_V10
 427         bool "Ser1 uses DMA9 for input"
 428
 429 endchoice
 430
 431
 432 choice
 433         prompt "Ser1 DMA out channel"
 434         depends on ETRAX_SERIAL_PORT1
 435         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 436         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 437         help
 438           What DMA channel to use for ser1.
 439
 440 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 441         bool "Ser1 uses no DMA for output"
 442         help
 443           Do not use DMA for ser1 output.
 444
 445 config ETRAX_SERIAL_PORT1_DMA8_OUT
 446         depends on ETRAX_ARCH_V10
 447         bool "Ser1 uses DMA8 for output"
 448
 449 config ETRAX_SERIAL_PORT1_DMA4_OUT
 450         depends on ETRAX_ARCH_V32
 451         bool "Ser1 uses DMA4 for output"
 452         help
 453           Enables the DMA4 output channel for ser1 (ttyS1).
 454           If you do not enable DMA, an interrupt for each character will be
 455           used when transmitting data.
 456           Normally you want this on, unless you use the DMA channel for
 457           something else.
 458
 459 endchoice
 460
 461 choice
 462         prompt "Ser2 DMA out channel"
 463         depends on ETRAX_SERIAL_PORT2
 464         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 465         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 466
 467 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 468         bool "Ser2 uses no DMA for output"
 469         help
 470           Do not use DMA for ser2 output.
 471
 472 config ETRAX_SERIAL_PORT2_DMA2_OUT
 473         bool "Ser2 uses DMA2 for output"
 474         depends on ETRAXFS || ETRAX_ARCH_V10
 475         help
 476           Enables the DMA2 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 config ETRAX_SERIAL_PORT2_DMA6_OUT
 483         bool "Ser2 uses DMA6 for output"
 484         depends on CRIS_MACH_ARTPEC3
 485         help
 486           Enables the DMA6 output channel for ser2 (ttyS2).
 487           If you do not enable DMA, an interrupt for each character will be
 488           used when transmitting data.
 489           Normally you want to use DMA, unless you use the DMA channel for
 490           something else.
 491
 492 endchoice
 493
 494 choice
 495         prompt "Ser2 DMA in channel"
 496         depends on ETRAX_SERIAL_PORT2
 497         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 498         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 499         help
 500           What DMA channel to use for ser2.
 501
 502 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 503         bool "Ser2 uses no DMA for input"
 504         help
 505           Do not use DMA for ser2 input.
 506
 507 config ETRAX_SERIAL_PORT2_DMA3_IN
 508         bool "Ser2 uses DMA3 for input"
 509         depends on ETRAXFS || ETRAX_ARCH_V10
 510         help
 511           Enables the DMA3 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 config ETRAX_SERIAL_PORT2_DMA7_IN
 518         bool "Ser2 uses DMA7 for input"
 519         depends on CRIS_MACH_ARTPEC3
 520         help
 521           Enables the DMA7 input channel for ser2 (ttyS2).
 522           If you do not enable DMA, an interrupt for each character will be
 523           used when receiving data.
 524           Normally you want to use DMA, unless you use the DMA channel for
 525           something else.
 526
 527 endchoice
 528
 529 choice
 530         prompt "Ser3 DMA in channel"
 531         depends on ETRAX_SERIAL_PORT3
 532         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 533         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 534         help
 535           What DMA channel to use for ser3.
 536
 537 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 538         bool "Ser3 uses no DMA for input"
 539         help
 540           Do not use DMA for ser3 input.
 541
 542 config ETRAX_SERIAL_PORT3_DMA5_IN
 543         depends on ETRAX_ARCH_V10
 544         bool "DMA 5"
 545
 546 endchoice
 547
 548 choice
 549         prompt "Ser3 DMA out channel"
 550         depends on ETRAX_SERIAL_PORT3
 551         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 552         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 553
 554 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 555         bool "Ser3 uses no DMA for output"
 556         help
 557           Do not use DMA for ser3 output.
 558
 559 config ETRAX_SERIAL_PORT3_DMA4_OUT
 560         depends on ETRAX_ARCH_V10
 561         bool "DMA 4"
 562
 563 endchoice
 564
 565 endmenu
 566
 567 source "drivers/Kconfig"
 568
 569 source "fs/Kconfig"
 570
 571 source "arch/cris/Kconfig.debug"
 572
 573 source "security/Kconfig"
 574
 575 source "crypto/Kconfig"
 576
 577 source "lib/Kconfig"