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