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 TRACE_IRQFLAGS_SUPPORT
  40         depends on ETRAX_ARCH_V32
  41         def_bool y
  42
  43 config STACKTRACE_SUPPORT
  44         def_bool y
  45
  46 config LOCKDEP_SUPPORT
  47         depends on ETRAX_ARCH_V32
  48         def_bool y
  49
  50 config CRIS
  51         bool
  52         default y
  53         select HAVE_IDE
  54         select GENERIC_ATOMIC64
  55         select HAVE_UID16
  56         select VIRT_TO_BUS
  57         select HAVE_DMA_ATTRS
  58         select ARCH_WANT_IPC_PARSE_VERSION
  59         select GENERIC_IRQ_SHOW
  60         select GENERIC_IOMAP
  61         select MODULES_USE_ELF_RELA
  62         select CLONE_BACKWARDS2
  63         select OLD_SIGSUSPEND
  64         select OLD_SIGACTION
  65         select ARCH_REQUIRE_GPIOLIB
  66         select IRQ_DOMAIN if ETRAX_ARCH_V32
  67         select OF if ETRAX_ARCH_V32
  68         select OF_EARLY_FLATTREE if ETRAX_ARCH_V32
  69         select CLKSRC_MMIO if ETRAX_ARCH_V32
  70         select GENERIC_CLOCKEVENTS if ETRAX_ARCH_V32
  71         select GENERIC_SCHED_CLOCK if ETRAX_ARCH_V32
  72         select HAVE_DEBUG_BUGVERBOSE if ETRAX_ARCH_V32
  73
  74 config HZ
  75         int
  76         default 100
  77
  78 config NR_CPUS
  79         int
  80         default "1"
  81
  82 config BUILTIN_DTB
  83         string "DTB to build into the kernel image"
  84         depends on OF
  85
  86 source "init/Kconfig"
  87
  88 source "kernel/Kconfig.freezer"
  89
  90 menu "General setup"
  91
  92 source "fs/Kconfig.binfmt"
  93
  94 config ETRAX_CMDLINE
  95         string "Kernel command line"
  96         default "root=/dev/mtdblock3"
  97         help
  98           Pass additional commands to the kernel.
  99
 100 config ETRAX_WATCHDOG
 101         bool "Enable ETRAX watchdog"
 102         help
 103           Enable the built-in watchdog timer support on ETRAX based embedded
 104           network computers.
 105
 106 config ETRAX_WATCHDOG_NICE_DOGGY
 107         bool "Disable watchdog during Oops printouts"
 108         depends on ETRAX_WATCHDOG
 109         help
 110           By enabling this you make sure that the watchdog does not bite while
 111           printing oopses. Recommended for development systems but not for
 112           production releases.
 113
 114 config ETRAX_FAST_TIMER
 115        bool "Enable ETRAX fast timer API"
 116        help
 117          This options enables the API to a fast timer implementation using
 118          timer1 to get sub jiffie resolution timers (primarily one-shot
 119          timers).
 120          This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
 121
 122 config ETRAX_KMALLOCED_MODULES
 123         bool "Enable module allocation with kmalloc"
 124         help
 125           Enable module allocation with kmalloc instead of vmalloc.
 126
 127 source "kernel/Kconfig.preempt"
 128
 129 source mm/Kconfig
 130
 131 endmenu
 132
 133 menu "Hardware setup"
 134
 135 choice
 136         prompt "Processor type"
 137         default ETRAX100LX
 138
 139 config ETRAX100LX
 140         bool "ETRAX-100LX-v1"
 141         select ARCH_USES_GETTIMEOFFSET
 142         help
 143           Support version 1 of the ETRAX 100LX.
 144
 145 config ETRAX100LX_V2
 146         bool "ETRAX-100LX-v2"
 147         select ARCH_USES_GETTIMEOFFSET
 148         help
 149           Support version 2 of the ETRAX 100LX.
 150
 151 config ETRAXFS
 152         bool "ETRAX-FS-V32"
 153         help
 154           Support CRIS V32.
 155
 156 config CRIS_MACH_ARTPEC3
 157         bool "ARTPEC-3"
 158         help
 159           Support Axis ARTPEC-3.
 160
 161 endchoice
 162
 163 config ETRAX_ARCH_V10
 164        bool
 165        default y if ETRAX100LX || ETRAX100LX_V2
 166        default n if !(ETRAX100LX || ETRAX100LX_V2)
 167        select TTY
 168
 169 config ETRAX_ARCH_V32
 170        bool
 171        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 172        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 173
 174 config ETRAX_DRAM_SIZE
 175         int "DRAM size (dec, in MB)"
 176         default "8"
 177         help
 178           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 179
 180 config ETRAX_VMEM_SIZE
 181        int "Video memory size (dec, in MB)"
 182        depends on ETRAX_ARCH_V32 && !ETRAXFS
 183        default 8 if !ETRAXFS
 184        help
 185         Size of Video accessible memory (decimal, in MB).
 186
 187 config ETRAX_FLASH_BUSWIDTH
 188         int "Buswidth of NOR flash in bytes"
 189         default "2"
 190         help
 191           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 192
 193 config ETRAX_FLASH1_SIZE
 194        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 195        default "0"
 196
 197 choice
 198         prompt "Product debug-port"
 199         default ETRAX_DEBUG_PORT0
 200
 201 config ETRAX_DEBUG_PORT0
 202         bool "Serial-0"
 203         help
 204           Choose a serial port for the ETRAX debug console.  Default to
 205           port 0.
 206
 207 config ETRAX_DEBUG_PORT1
 208         bool "Serial-1"
 209         help
 210           Use serial port 1 for the console.
 211
 212 config ETRAX_DEBUG_PORT2
 213         bool "Serial-2"
 214         help
 215           Use serial port 2 for the console.
 216
 217 config ETRAX_DEBUG_PORT3
 218         bool "Serial-3"
 219         help
 220           Use serial port 3 for the console.
 221
 222 config ETRAX_DEBUG_PORT_NULL
 223         bool "disabled"
 224         help
 225           Disable serial-port debugging.
 226
 227 endchoice
 228
 229 choice
 230         prompt "Kernel GDB port"
 231         depends on ETRAX_KGDB
 232         default ETRAX_KGDB_PORT0
 233         help
 234           Choose a serial port for kernel debugging.  NOTE: This port should
 235           not be enabled under Drivers for built-in interfaces (as it has its
 236           own initialization code) and should not be the same as the debug port.
 237
 238 config ETRAX_KGDB_PORT0
 239         bool "Serial-0"
 240         help
 241           Use serial port 0 for kernel debugging.
 242
 243 config ETRAX_KGDB_PORT1
 244         bool "Serial-1"
 245         help
 246           Use serial port 1 for kernel debugging.
 247
 248 config ETRAX_KGDB_PORT2
 249         bool "Serial-2"
 250         help
 251           Use serial port 2 for kernel debugging.
 252
 253 config ETRAX_KGDB_PORT3
 254         bool "Serial-3"
 255         help
 256           Use serial port 3 for kernel debugging.
 257
 258 endchoice
 259
 260 source arch/cris/arch-v10/Kconfig
 261 source arch/cris/arch-v32/Kconfig
 262
 263 endmenu
 264
 265 source "net/Kconfig"
 266
 267 # bring in ETRAX built-in drivers
 268 menu "Drivers for built-in interfaces"
 269 source arch/cris/arch-v10/drivers/Kconfig
 270 source arch/cris/arch-v32/drivers/Kconfig
 271
 272 config ETRAX_AXISFLASHMAP
 273         bool "Axis flash-map support"
 274         select MTD
 275         select MTD_CFI
 276         select MTD_CFI_AMDSTD
 277         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 278         select MTD_BLOCK
 279         select MTD_COMPLEX_MAPPINGS
 280         help
 281           This option enables MTD mapping of flash devices.  Needed to use
 282           flash memories.  If unsure, say Y.
 283
 284 config ETRAX_SYNCHRONOUS_SERIAL
 285         bool "Synchronous serial-port support"
 286         help
 287           Select this to enable the synchronous serial port driver.
 288
 289 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 290         bool "Synchronous serial port 0 enabled"
 291         depends on ETRAX_SYNCHRONOUS_SERIAL
 292         help
 293           Enabled synchronous serial port 0.
 294
 295 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 296         bool "Enable DMA on synchronous serial port 0."
 297         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 298         help
 299           A synchronous serial port can run in manual or DMA mode.
 300           Selecting this option will make it run in DMA mode.
 301
 302 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 303         bool "Synchronous serial port 1 enabled"
 304         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 305         help
 306           Enabled synchronous serial port 1.
 307
 308 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 309         bool "Enable DMA on synchronous serial port 1."
 310         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 311         help
 312           A synchronous serial port can run in manual or DMA mode.
 313           Selecting this option will make it run in DMA mode.
 314
 315 choice
 316         prompt "Network LED behavior"
 317         depends on ETRAX_ETHERNET
 318         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 319
 320 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 321         bool "LED_on_when_link"
 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 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 333         bool "LED_on_when_activity"
 334         help
 335           Selecting LED_on_when_link will light the LED when there is a
 336           connection and will flash off when there is activity.
 337
 338           Selecting LED_on_when_activity will light the LED only when
 339           there is activity.
 340
 341           This setting will also affect the behaviour of other activity LEDs
 342           e.g. Bluetooth.
 343
 344 endchoice
 345
 346 choice
 347         prompt "Ser0 DMA out channel"
 348         depends on ETRAX_SERIAL_PORT0
 349         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 350         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 351
 352 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 353         bool "Ser0 uses no DMA for output"
 354         help
 355           Do not use DMA for ser0 output.
 356
 357 config ETRAX_SERIAL_PORT0_DMA6_OUT
 358         bool "Ser0 uses DMA6 for output"
 359         depends on ETRAXFS
 360         help
 361           Enables the DMA6 output channel for ser0 (ttyS0).
 362           If you do not enable DMA, an interrupt for each character will be
 363           used when transmitting data.
 364           Normally you want to use DMA, unless you use the DMA channel for
 365           something else.
 366
 367 config ETRAX_SERIAL_PORT0_DMA0_OUT
 368         bool "Ser0 uses DMA0 for output"
 369         depends on CRIS_MACH_ARTPEC3
 370         help
 371           Enables the DMA0 output channel for ser0 (ttyS0).
 372           If you do not enable DMA, an interrupt for each character will be
 373           used when transmitting data.
 374           Normally you want to use DMA, unless you use the DMA channel for
 375           something else.
 376
 377 endchoice
 378
 379 choice
 380         prompt "Ser0 DMA in channel "
 381         depends on ETRAX_SERIAL_PORT0
 382         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 383         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 384         help
 385           What DMA channel to use for ser0.
 386
 387 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 388         bool "Ser0 uses no DMA for input"
 389         help
 390           Do not use DMA for ser0 input.
 391
 392 config ETRAX_SERIAL_PORT0_DMA7_IN
 393         bool "Ser0 uses DMA7 for input"
 394         depends on ETRAXFS
 395         help
 396           Enables the DMA7 input channel for ser0 (ttyS0).
 397           If you do not enable DMA, an interrupt for each character will be
 398           used when receiving data.
 399           Normally you want to use DMA, unless you use the DMA channel for
 400           something else.
 401
 402 config ETRAX_SERIAL_PORT0_DMA1_IN
 403         bool "Ser0 uses DMA1 for input"
 404         depends on CRIS_MACH_ARTPEC3
 405         help
 406           Enables the DMA1 input channel for ser0 (ttyS0).
 407           If you do not enable DMA, an interrupt for each character will be
 408           used when receiving data.
 409           Normally you want to use DMA, unless you use the DMA channel for
 410           something else.
 411
 412 endchoice
 413
 414 choice
 415         prompt "Ser1 DMA in channel "
 416         depends on ETRAX_SERIAL_PORT1
 417         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 418         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 419         help
 420           What DMA channel to use for ser1.
 421
 422 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 423         bool "Ser1 uses no DMA for input"
 424         help
 425           Do not use DMA for ser1 input.
 426
 427 config ETRAX_SERIAL_PORT1_DMA5_IN
 428         bool "Ser1 uses DMA5 for input"
 429         depends on ETRAX_ARCH_V32
 430         help
 431           Enables the DMA5 input channel for ser1 (ttyS1).
 432           If you do not enable DMA, an interrupt for each character will be
 433           used when receiving data.
 434           Normally you want this on, unless you use the DMA channel for
 435           something else.
 436
 437 config ETRAX_SERIAL_PORT1_DMA9_IN
 438         depends on ETRAX_ARCH_V10
 439         bool "Ser1 uses DMA9 for input"
 440
 441 endchoice
 442
 443
 444 choice
 445         prompt "Ser1 DMA out channel"
 446         depends on ETRAX_SERIAL_PORT1
 447         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 448         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 449         help
 450           What DMA channel to use for ser1.
 451
 452 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 453         bool "Ser1 uses no DMA for output"
 454         help
 455           Do not use DMA for ser1 output.
 456
 457 config ETRAX_SERIAL_PORT1_DMA8_OUT
 458         depends on ETRAX_ARCH_V10
 459         bool "Ser1 uses DMA8 for output"
 460
 461 config ETRAX_SERIAL_PORT1_DMA4_OUT
 462         depends on ETRAX_ARCH_V32
 463         bool "Ser1 uses DMA4 for output"
 464         help
 465           Enables the DMA4 output channel for ser1 (ttyS1).
 466           If you do not enable DMA, an interrupt for each character will be
 467           used when transmitting data.
 468           Normally you want this on, unless you use the DMA channel for
 469           something else.
 470
 471 endchoice
 472
 473 choice
 474         prompt "Ser2 DMA out channel"
 475         depends on ETRAX_SERIAL_PORT2
 476         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 477         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 478
 479 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 480         bool "Ser2 uses no DMA for output"
 481         help
 482           Do not use DMA for ser2 output.
 483
 484 config ETRAX_SERIAL_PORT2_DMA2_OUT
 485         bool "Ser2 uses DMA2 for output"
 486         depends on ETRAXFS || ETRAX_ARCH_V10
 487         help
 488           Enables the DMA2 output channel for ser2 (ttyS2).
 489           If you do not enable DMA, an interrupt for each character will be
 490           used when transmitting data.
 491           Normally you want to use DMA, unless you use the DMA channel for
 492           something else.
 493
 494 config ETRAX_SERIAL_PORT2_DMA6_OUT
 495         bool "Ser2 uses DMA6 for output"
 496         depends on CRIS_MACH_ARTPEC3
 497         help
 498           Enables the DMA6 output channel for ser2 (ttyS2).
 499           If you do not enable DMA, an interrupt for each character will be
 500           used when transmitting data.
 501           Normally you want to use DMA, unless you use the DMA channel for
 502           something else.
 503
 504 endchoice
 505
 506 choice
 507         prompt "Ser2 DMA in channel"
 508         depends on ETRAX_SERIAL_PORT2
 509         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 510         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 511         help
 512           What DMA channel to use for ser2.
 513
 514 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 515         bool "Ser2 uses no DMA for input"
 516         help
 517           Do not use DMA for ser2 input.
 518
 519 config ETRAX_SERIAL_PORT2_DMA3_IN
 520         bool "Ser2 uses DMA3 for input"
 521         depends on ETRAXFS || ETRAX_ARCH_V10
 522         help
 523           Enables the DMA3 input channel for ser2 (ttyS2).
 524           If you do not enable DMA, an interrupt for each character will be
 525           used when receiving data.
 526           Normally you want to use DMA, unless you use the DMA channel for
 527           something else.
 528
 529 config ETRAX_SERIAL_PORT2_DMA7_IN
 530         bool "Ser2 uses DMA7 for input"
 531         depends on CRIS_MACH_ARTPEC3
 532         help
 533           Enables the DMA7 input channel for ser2 (ttyS2).
 534           If you do not enable DMA, an interrupt for each character will be
 535           used when receiving data.
 536           Normally you want to use DMA, unless you use the DMA channel for
 537           something else.
 538
 539 endchoice
 540
 541 choice
 542         prompt "Ser3 DMA in channel"
 543         depends on ETRAX_SERIAL_PORT3
 544         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 545         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 546         help
 547           What DMA channel to use for ser3.
 548
 549 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 550         bool "Ser3 uses no DMA for input"
 551         help
 552           Do not use DMA for ser3 input.
 553
 554 config ETRAX_SERIAL_PORT3_DMA5_IN
 555         depends on ETRAX_ARCH_V10
 556         bool "DMA 5"
 557
 558 endchoice
 559
 560 choice
 561         prompt "Ser3 DMA out channel"
 562         depends on ETRAX_SERIAL_PORT3
 563         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 564         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 565
 566 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 567         bool "Ser3 uses no DMA for output"
 568         help
 569           Do not use DMA for ser3 output.
 570
 571 config ETRAX_SERIAL_PORT3_DMA4_OUT
 572         depends on ETRAX_ARCH_V10
 573         bool "DMA 4"
 574
 575 endchoice
 576
 577 endmenu
 578
 579 source "drivers/Kconfig"
 580
 581 source "fs/Kconfig"
 582
 583 source "arch/cris/Kconfig.debug"
 584
 585 source "security/Kconfig"
 586
 587 source "crypto/Kconfig"
 588
 589 source "lib/Kconfig"