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 SVINTO_SIM
 126         bool "ETRAX-100LX-for-xsim-simulator"
 127         select ARCH_USES_GETTIMEOFFSET
 128         help
 129           Support the xsim ETRAX Simulator.
 130
 131 config ETRAXFS
 132         bool "ETRAX-FS-V32"
 133         select CPU_FREQ_TABLE if CPU_FREQ
 134         help
 135           Support CRIS V32.
 136
 137 config CRIS_MACH_ARTPEC3
 138         bool "ARTPEC-3"
 139         select CPU_FREQ_TABLE if CPU_FREQ
 140         help
 141           Support Axis ARTPEC-3.
 142
 143 endchoice
 144
 145 config ETRAX_ARCH_V10
 146        bool
 147        default y if ETRAX100LX || ETRAX100LX_V2
 148        default n if !(ETRAX100LX || ETRAX100LX_V2)
 149
 150 config ETRAX_ARCH_V32
 151        bool
 152        default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
 153        default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
 154
 155 config ETRAX_DRAM_SIZE
 156         int "DRAM size (dec, in MB)"
 157         default "8"
 158         help
 159           Size of DRAM (decimal in MB) typically 2, 8 or 16.
 160
 161 config ETRAX_VMEM_SIZE
 162        int "Video memory size (dec, in MB)"
 163        depends on ETRAX_ARCH_V32 && !ETRAXFS
 164        default 8 if !ETRAXFS
 165        help
 166         Size of Video accessible memory (decimal, in MB).
 167
 168 config ETRAX_FLASH_BUSWIDTH
 169         int "Buswidth of NOR flash in bytes"
 170         default "2"
 171         help
 172           Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
 173
 174 config ETRAX_FLASH1_SIZE
 175        int "FLASH1 size (dec, in MB. 0 = Unknown)"
 176        default "0"
 177
 178 choice
 179         prompt "Product debug-port"
 180         default ETRAX_DEBUG_PORT0
 181
 182 config ETRAX_DEBUG_PORT0
 183         bool "Serial-0"
 184         help
 185           Choose a serial port for the ETRAX debug console.  Default to
 186           port 0.
 187
 188 config ETRAX_DEBUG_PORT1
 189         bool "Serial-1"
 190         help
 191           Use serial port 1 for the console.
 192
 193 config ETRAX_DEBUG_PORT2
 194         bool "Serial-2"
 195         help
 196           Use serial port 2 for the console.
 197
 198 config ETRAX_DEBUG_PORT3
 199         bool "Serial-3"
 200         help
 201           Use serial port 3 for the console.
 202
 203 config ETRAX_DEBUG_PORT_NULL
 204         bool "disabled"
 205         help
 206           Disable serial-port debugging.
 207
 208 endchoice
 209
 210 choice
 211         prompt "Kernel GDB port"
 212         depends on ETRAX_KGDB
 213         default ETRAX_KGDB_PORT0
 214         help
 215           Choose a serial port for kernel debugging.  NOTE: This port should
 216           not be enabled under Drivers for built-in interfaces (as it has its
 217           own initialization code) and should not be the same as the debug port.
 218
 219 config ETRAX_KGDB_PORT0
 220         bool "Serial-0"
 221         help
 222           Use serial port 0 for kernel debugging.
 223
 224 config ETRAX_KGDB_PORT1
 225         bool "Serial-1"
 226         help
 227           Use serial port 1 for kernel debugging.
 228
 229 config ETRAX_KGDB_PORT2
 230         bool "Serial-2"
 231         help
 232           Use serial port 2 for kernel debugging.
 233
 234 config ETRAX_KGDB_PORT3
 235         bool "Serial-3"
 236         help
 237           Use serial port 3 for kernel debugging.
 238
 239 endchoice
 240
 241 source arch/cris/arch-v10/Kconfig
 242 source arch/cris/arch-v32/Kconfig
 243
 244 endmenu
 245
 246 source "net/Kconfig"
 247
 248 # bring in ETRAX built-in drivers
 249 menu "Drivers for built-in interfaces"
 250 source arch/cris/arch-v10/drivers/Kconfig
 251 source arch/cris/arch-v32/drivers/Kconfig
 252
 253 config ETRAX_AXISFLASHMAP
 254         bool "Axis flash-map support"
 255         select MTD
 256         select MTD_CFI
 257         select MTD_CFI_AMDSTD
 258         select MTD_JEDECPROBE if ETRAX_ARCH_V32
 259         select MTD_BLOCK
 260         select MTD_COMPLEX_MAPPINGS
 261         help
 262           This option enables MTD mapping of flash devices.  Needed to use
 263           flash memories.  If unsure, say Y.
 264
 265 config ETRAX_SYNCHRONOUS_SERIAL
 266         bool "Synchronous serial-port support"
 267         help
 268           Select this to enable the synchronous serial port driver.
 269
 270 config ETRAX_SYNCHRONOUS_SERIAL_PORT0
 271         bool "Synchronous serial port 0 enabled"
 272         depends on ETRAX_SYNCHRONOUS_SERIAL
 273         help
 274           Enabled synchronous serial port 0.
 275
 276 config ETRAX_SYNCHRONOUS_SERIAL0_DMA
 277         bool "Enable DMA on synchronous serial port 0."
 278         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
 279         help
 280           A synchronous serial port can run in manual or DMA mode.
 281           Selecting this option will make it run in DMA mode.
 282
 283 config ETRAX_SYNCHRONOUS_SERIAL_PORT1
 284         bool "Synchronous serial port 1 enabled"
 285         depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
 286         help
 287           Enabled synchronous serial port 1.
 288
 289 config ETRAX_SYNCHRONOUS_SERIAL1_DMA
 290         bool "Enable DMA on synchronous serial port 1."
 291         depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
 292         help
 293           A synchronous serial port can run in manual or DMA mode.
 294           Selecting this option will make it run in DMA mode.
 295
 296 choice
 297         prompt "Network LED behavior"
 298         depends on ETRAX_ETHERNET
 299         default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 300
 301 config ETRAX_NETWORK_LED_ON_WHEN_LINK
 302         bool "LED_on_when_link"
 303         help
 304           Selecting LED_on_when_link will light the LED when there is a
 305           connection and will flash off when there is activity.
 306
 307           Selecting LED_on_when_activity will light the LED only when
 308           there is activity.
 309
 310           This setting will also affect the behaviour of other activity LEDs
 311           e.g. Bluetooth.
 312
 313 config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
 314         bool "LED_on_when_activity"
 315         help
 316           Selecting LED_on_when_link will light the LED when there is a
 317           connection and will flash off when there is activity.
 318
 319           Selecting LED_on_when_activity will light the LED only when
 320           there is activity.
 321
 322           This setting will also affect the behaviour of other activity LEDs
 323           e.g. Bluetooth.
 324
 325 endchoice
 326
 327 choice
 328         prompt "Ser0 DMA out channel"
 329         depends on ETRAX_SERIAL_PORT0
 330         default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
 331         default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
 332
 333 config ETRAX_SERIAL_PORT0_NO_DMA_OUT
 334         bool "Ser0 uses no DMA for output"
 335         help
 336           Do not use DMA for ser0 output.
 337
 338 config ETRAX_SERIAL_PORT0_DMA6_OUT
 339         bool "Ser0 uses DMA6 for output"
 340         depends on ETRAXFS
 341         help
 342           Enables the DMA6 output channel for ser0 (ttyS0).
 343           If you do not enable DMA, an interrupt for each character will be
 344           used when transmitting data.
 345           Normally you want to use DMA, unless you use the DMA channel for
 346           something else.
 347
 348 config ETRAX_SERIAL_PORT0_DMA0_OUT
 349         bool "Ser0 uses DMA0 for output"
 350         depends on CRIS_MACH_ARTPEC3
 351         help
 352           Enables the DMA0 output channel for ser0 (ttyS0).
 353           If you do not enable DMA, an interrupt for each character will be
 354           used when transmitting data.
 355           Normally you want to use DMA, unless you use the DMA channel for
 356           something else.
 357
 358 endchoice
 359
 360 choice
 361         prompt "Ser0 DMA in channel "
 362         depends on ETRAX_SERIAL_PORT0
 363         default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
 364         default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
 365         help
 366           What DMA channel to use for ser0.
 367
 368 config ETRAX_SERIAL_PORT0_NO_DMA_IN
 369         bool "Ser0 uses no DMA for input"
 370         help
 371           Do not use DMA for ser0 input.
 372
 373 config ETRAX_SERIAL_PORT0_DMA7_IN
 374         bool "Ser0 uses DMA7 for input"
 375         depends on ETRAXFS
 376         help
 377           Enables the DMA7 input channel for ser0 (ttyS0).
 378           If you do not enable DMA, an interrupt for each character will be
 379           used when receiving data.
 380           Normally you want to use DMA, unless you use the DMA channel for
 381           something else.
 382
 383 config ETRAX_SERIAL_PORT0_DMA1_IN
 384         bool "Ser0 uses DMA1 for input"
 385         depends on CRIS_MACH_ARTPEC3
 386         help
 387           Enables the DMA1 input channel for ser0 (ttyS0).
 388           If you do not enable DMA, an interrupt for each character will be
 389           used when receiving data.
 390           Normally you want to use DMA, unless you use the DMA channel for
 391           something else.
 392
 393 endchoice
 394
 395 choice
 396         prompt "Ser1 DMA in channel "
 397         depends on ETRAX_SERIAL_PORT1
 398         default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
 399         default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
 400         help
 401           What DMA channel to use for ser1.
 402
 403 config ETRAX_SERIAL_PORT1_NO_DMA_IN
 404         bool "Ser1 uses no DMA for input"
 405         help
 406           Do not use DMA for ser1 input.
 407
 408 config ETRAX_SERIAL_PORT1_DMA5_IN
 409         bool "Ser1 uses DMA5 for input"
 410         depends on ETRAX_ARCH_V32
 411         help
 412           Enables the DMA5 input channel for ser1 (ttyS1).
 413           If you do not enable DMA, an interrupt for each character will be
 414           used when receiving data.
 415           Normally you want this on, unless you use the DMA channel for
 416           something else.
 417
 418 config ETRAX_SERIAL_PORT1_DMA9_IN
 419         depends on ETRAX_ARCH_V10
 420         bool "Ser1 uses DMA9 for input"
 421
 422 endchoice
 423
 424
 425 choice
 426         prompt "Ser1 DMA out channel"
 427         depends on ETRAX_SERIAL_PORT1
 428         default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
 429         default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
 430         help
 431           What DMA channel to use for ser1.
 432
 433 config ETRAX_SERIAL_PORT1_NO_DMA_OUT
 434         bool "Ser1 uses no DMA for output"
 435         help
 436           Do not use DMA for ser1 output.
 437
 438 config ETRAX_SERIAL_PORT1_DMA8_OUT
 439         depends on ETRAX_ARCH_V10
 440         bool "Ser1 uses DMA8 for output"
 441
 442 config ETRAX_SERIAL_PORT1_DMA4_OUT
 443         depends on ETRAX_ARCH_V32
 444         bool "Ser1 uses DMA4 for output"
 445         help
 446           Enables the DMA4 output channel for ser1 (ttyS1).
 447           If you do not enable DMA, an interrupt for each character will be
 448           used when transmitting data.
 449           Normally you want this on, unless you use the DMA channel for
 450           something else.
 451
 452 endchoice
 453
 454 choice
 455         prompt "Ser2 DMA out channel"
 456         depends on ETRAX_SERIAL_PORT2
 457         default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
 458         default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
 459
 460 config ETRAX_SERIAL_PORT2_NO_DMA_OUT
 461         bool "Ser2 uses no DMA for output"
 462         help
 463           Do not use DMA for ser2 output.
 464
 465 config ETRAX_SERIAL_PORT2_DMA2_OUT
 466         bool "Ser2 uses DMA2 for output"
 467         depends on ETRAXFS || ETRAX_ARCH_V10
 468         help
 469           Enables the DMA2 output channel for ser2 (ttyS2).
 470           If you do not enable DMA, an interrupt for each character will be
 471           used when transmitting data.
 472           Normally you want to use DMA, unless you use the DMA channel for
 473           something else.
 474
 475 config ETRAX_SERIAL_PORT2_DMA6_OUT
 476         bool "Ser2 uses DMA6 for output"
 477         depends on CRIS_MACH_ARTPEC3
 478         help
 479           Enables the DMA6 output channel for ser2 (ttyS2).
 480           If you do not enable DMA, an interrupt for each character will be
 481           used when transmitting data.
 482           Normally you want to use DMA, unless you use the DMA channel for
 483           something else.
 484
 485 endchoice
 486
 487 choice
 488         prompt "Ser2 DMA in channel"
 489         depends on ETRAX_SERIAL_PORT2
 490         default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
 491         default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
 492         help
 493           What DMA channel to use for ser2.
 494
 495 config ETRAX_SERIAL_PORT2_NO_DMA_IN
 496         bool "Ser2 uses no DMA for input"
 497         help
 498           Do not use DMA for ser2 input.
 499
 500 config ETRAX_SERIAL_PORT2_DMA3_IN
 501         bool "Ser2 uses DMA3 for input"
 502         depends on ETRAXFS || ETRAX_ARCH_V10
 503         help
 504           Enables the DMA3 input channel for ser2 (ttyS2).
 505           If you do not enable DMA, an interrupt for each character will be
 506           used when receiving data.
 507           Normally you want to use DMA, unless you use the DMA channel for
 508           something else.
 509
 510 config ETRAX_SERIAL_PORT2_DMA7_IN
 511         bool "Ser2 uses DMA7 for input"
 512         depends on CRIS_MACH_ARTPEC3
 513         help
 514           Enables the DMA7 input channel for ser2 (ttyS2).
 515           If you do not enable DMA, an interrupt for each character will be
 516           used when receiving data.
 517           Normally you want to use DMA, unless you use the DMA channel for
 518           something else.
 519
 520 endchoice
 521
 522 choice
 523         prompt "Ser3 DMA in channel"
 524         depends on ETRAX_SERIAL_PORT3
 525         default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
 526         default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
 527         help
 528           What DMA channel to use for ser3.
 529
 530 config ETRAX_SERIAL_PORT3_NO_DMA_IN
 531         bool "Ser3 uses no DMA for input"
 532         help
 533           Do not use DMA for ser3 input.
 534
 535 config ETRAX_SERIAL_PORT3_DMA5_IN
 536         depends on ETRAX_ARCH_V10
 537         bool "DMA 5"
 538
 539 endchoice
 540
 541 choice
 542         prompt "Ser3 DMA out channel"
 543         depends on ETRAX_SERIAL_PORT3
 544         default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
 545         default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
 546
 547 config ETRAX_SERIAL_PORT3_NO_DMA_OUT
 548         bool "Ser3 uses no DMA for output"
 549         help
 550           Do not use DMA for ser3 output.
 551
 552 config ETRAX_SERIAL_PORT3_DMA4_OUT
 553         depends on ETRAX_ARCH_V10
 554         bool "DMA 4"
 555
 556 endchoice
 557
 558 endmenu
 559
 560 source "drivers/Kconfig"
 561
 562 source "fs/Kconfig"
 563
 564 source "arch/cris/Kconfig.debug"
 565
 566 source "security/Kconfig"
 567
 568 source "crypto/Kconfig"
 569
 570 source "lib/Kconfig"