blob: 7cb90a54b59863272f28f55665a51a966fa23611 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001config MMU
2 bool
3 default y
4
Christoph Lameter66701b12007-02-10 01:43:09 -08005config ZONE_DMA
6 bool
7 default y
8
Linus Torvalds1da177e2005-04-16 15:20:36 -07009config RWSEM_GENERIC_SPINLOCK
10 bool
11 default y
12
13config RWSEM_XCHGADD_ALGORITHM
14 bool
15
David Howellsf0d1b0b2006-12-08 02:37:49 -080016config ARCH_HAS_ILOG2_U32
17 bool
18 default n
19
20config ARCH_HAS_ILOG2_U64
21 bool
22 default n
23
Akinobu Mitae9f26df2006-03-26 01:39:21 -080024config GENERIC_HWEIGHT
25 bool
26 default y
27
Linus Torvalds1da177e2005-04-16 15:20:36 -070028config GENERIC_CALIBRATE_DELAY
29 bool
30 default y
31
Al Viro5ea81762007-02-11 15:41:31 +000032config NO_IOPORT
33 def_bool y
34
Jesper Nilsson923dd2a2007-12-05 18:10:36 +010035config FORCE_MAX_ZONEORDER
36 int
37 default 6
38
Linus Torvalds1da177e2005-04-16 15:20:36 -070039config CRIS
40 bool
41 default y
Sam Ravnborgec7748b2008-02-09 10:46:40 +010042 select HAVE_IDE
Cong Wang4c9c6a12012-05-29 15:06:15 -070043 select GENERIC_ATOMIC64
Catalin Marinasaf1839e2012-10-08 16:28:08 -070044 select HAVE_UID16
Stephen Rothwell4febd952013-03-07 15:48:16 +110045 select VIRT_TO_BUS
Will Deaconc1d7e012012-07-30 14:42:46 -070046 select ARCH_WANT_IPC_PARSE_VERSION
Thomas Gleixner15825a52011-03-17 13:39:19 +010047 select GENERIC_IRQ_SHOW
Michael S. Tsirkin4673ca82011-11-24 14:54:28 +020048 select GENERIC_IOMAP
Thomas Gleixnera4cfc312012-04-20 13:05:53 +000049 select GENERIC_SMP_IDLE_THREAD if ETRAX_ARCH_V32
Anna-Maria Gleixner5227b632012-05-18 16:45:46 +000050 select GENERIC_CMOS_UPDATE
David Howells786d35d2012-09-28 14:31:03 +093051 select MODULES_USE_ELF_RELA
Al Viro27d892f2012-10-26 15:15:13 -040052 select CLONE_BACKWARDS2
Al Viro86df89a2012-12-25 16:28:27 -050053 select OLD_SIGSUSPEND
Al Viroeb2f2562012-12-25 19:30:53 -050054 select OLD_SIGACTION
Linus Torvalds1da177e2005-04-16 15:20:36 -070055
H. Peter Anvinbdc80782008-02-08 04:21:26 -080056config HZ
57 int
58 default 100
59
Linus Torvalds1da177e2005-04-16 15:20:36 -070060source "init/Kconfig"
61
Matt Helsleydc52ddc2008-10-18 20:27:21 -070062source "kernel/Kconfig.freezer"
63
Linus Torvalds1da177e2005-04-16 15:20:36 -070064menu "General setup"
65
66source "fs/Kconfig.binfmt"
67
68config ETRAX_CMDLINE
69 string "Kernel command line"
70 default "root=/dev/mtdblock3"
71 help
72 Pass additional commands to the kernel.
73
74config 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
80config 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
88config 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
Jesper Nilsson923dd2a2007-12-05 18:10:36 +010096config ETRAX_KMALLOCED_MODULES
97 bool "Enable module allocation with kmalloc"
Linus Torvalds1da177e2005-04-16 15:20:36 -070098 help
Jesper Nilsson923dd2a2007-12-05 18:10:36 +010099 Enable module allocation with kmalloc instead of vmalloc.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100101source "kernel/Kconfig.preempt"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700102
Dave Hansen3f22ab22005-06-23 00:07:43 -0700103source mm/Kconfig
104
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105endmenu
106
107menu "Hardware setup"
108
109choice
110 prompt "Processor type"
111 default ETRAX100LX
112
113config ETRAX100LX
114 bool "ETRAX-100LX-v1"
Jesper Nilsson60dbd662010-07-30 17:33:07 +0200115 select ARCH_USES_GETTIMEOFFSET
Linus Torvalds1da177e2005-04-16 15:20:36 -0700116 help
117 Support version 1 of the ETRAX 100LX.
118
119config ETRAX100LX_V2
120 bool "ETRAX-100LX-v2"
Jesper Nilsson60dbd662010-07-30 17:33:07 +0200121 select ARCH_USES_GETTIMEOFFSET
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122 help
123 Support version 2 of the ETRAX 100LX.
124
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100125config ETRAXFS
126 bool "ETRAX-FS-V32"
127 help
128 Support CRIS V32.
129
130config CRIS_MACH_ARTPEC3
131 bool "ARTPEC-3"
132 help
133 Support Axis ARTPEC-3.
134
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135endchoice
136
137config ETRAX_ARCH_V10
138 bool
139 default y if ETRAX100LX || ETRAX100LX_V2
140 default n if !(ETRAX100LX || ETRAX100LX_V2)
Josh Triplettae797bd2014-04-07 15:39:04 -0700141 select TTY
Linus Torvalds1da177e2005-04-16 15:20:36 -0700142
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100143config ETRAX_ARCH_V32
144 bool
145 default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
146 default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
147
Linus Torvalds1da177e2005-04-16 15:20:36 -0700148config ETRAX_DRAM_SIZE
149 int "DRAM size (dec, in MB)"
150 default "8"
151 help
152 Size of DRAM (decimal in MB) typically 2, 8 or 16.
153
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100154config ETRAX_VMEM_SIZE
155 int "Video memory size (dec, in MB)"
156 depends on ETRAX_ARCH_V32 && !ETRAXFS
157 default 8 if !ETRAXFS
158 help
159 Size of Video accessible memory (decimal, in MB).
160
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161config ETRAX_FLASH_BUSWIDTH
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100162 int "Buswidth of NOR flash in bytes"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163 default "2"
164 help
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100165 Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
166
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100167config ETRAX_FLASH1_SIZE
168 int "FLASH1 size (dec, in MB. 0 = Unknown)"
169 default "0"
170
171choice
172 prompt "Product debug-port"
173 default ETRAX_DEBUG_PORT0
174
175config ETRAX_DEBUG_PORT0
176 bool "Serial-0"
177 help
178 Choose a serial port for the ETRAX debug console. Default to
179 port 0.
180
181config ETRAX_DEBUG_PORT1
182 bool "Serial-1"
183 help
184 Use serial port 1 for the console.
185
186config ETRAX_DEBUG_PORT2
187 bool "Serial-2"
188 help
189 Use serial port 2 for the console.
190
191config ETRAX_DEBUG_PORT3
192 bool "Serial-3"
193 help
194 Use serial port 3 for the console.
195
196config ETRAX_DEBUG_PORT_NULL
197 bool "disabled"
198 help
199 Disable serial-port debugging.
200
201endchoice
202
203choice
204 prompt "Kernel GDB port"
205 depends on ETRAX_KGDB
206 default ETRAX_KGDB_PORT0
207 help
208 Choose a serial port for kernel debugging. NOTE: This port should
209 not be enabled under Drivers for built-in interfaces (as it has its
210 own initialization code) and should not be the same as the debug port.
211
212config ETRAX_KGDB_PORT0
213 bool "Serial-0"
214 help
215 Use serial port 0 for kernel debugging.
216
217config ETRAX_KGDB_PORT1
218 bool "Serial-1"
219 help
220 Use serial port 1 for kernel debugging.
221
222config ETRAX_KGDB_PORT2
223 bool "Serial-2"
224 help
225 Use serial port 2 for kernel debugging.
226
227config ETRAX_KGDB_PORT3
228 bool "Serial-3"
229 help
230 Use serial port 3 for kernel debugging.
231
232endchoice
Linus Torvalds1da177e2005-04-16 15:20:36 -0700233
234source arch/cris/arch-v10/Kconfig
Jesper Nilsson2d33d562008-02-04 22:30:31 -0800235source arch/cris/arch-v32/Kconfig
Linus Torvalds1da177e2005-04-16 15:20:36 -0700236
237endmenu
238
Sam Ravnborgd5950b42005-07-11 21:03:49 -0700239source "net/Kconfig"
240
Linus Torvalds1da177e2005-04-16 15:20:36 -0700241# bring in ETRAX built-in drivers
242menu "Drivers for built-in interfaces"
Jesper Nilsson2d33d562008-02-04 22:30:31 -0800243source arch/cris/arch-v10/drivers/Kconfig
244source arch/cris/arch-v32/drivers/Kconfig
Linus Torvalds1da177e2005-04-16 15:20:36 -0700245
Jesper Nilsson79e04fd2008-02-06 13:21:28 +0100246config ETRAX_AXISFLASHMAP
247 bool "Axis flash-map support"
248 select MTD
249 select MTD_CFI
250 select MTD_CFI_AMDSTD
251 select MTD_JEDECPROBE if ETRAX_ARCH_V32
Jesper Nilsson79e04fd2008-02-06 13:21:28 +0100252 select MTD_BLOCK
Jesper Nilsson79e04fd2008-02-06 13:21:28 +0100253 select MTD_COMPLEX_MAPPINGS
254 help
255 This option enables MTD mapping of flash devices. Needed to use
256 flash memories. If unsure, say Y.
257
Jesper Nilssonc974a9e2008-01-21 11:44:11 +0100258config ETRAX_SYNCHRONOUS_SERIAL
259 bool "Synchronous serial-port support"
260 help
261 Select this to enable the synchronous serial port driver.
262
263config ETRAX_SYNCHRONOUS_SERIAL_PORT0
264 bool "Synchronous serial port 0 enabled"
265 depends on ETRAX_SYNCHRONOUS_SERIAL
266 help
267 Enabled synchronous serial port 0.
268
269config ETRAX_SYNCHRONOUS_SERIAL0_DMA
270 bool "Enable DMA on synchronous serial port 0."
271 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
272 help
273 A synchronous serial port can run in manual or DMA mode.
274 Selecting this option will make it run in DMA mode.
275
276config ETRAX_SYNCHRONOUS_SERIAL_PORT1
277 bool "Synchronous serial port 1 enabled"
278 depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
279 help
280 Enabled synchronous serial port 1.
281
282config ETRAX_SYNCHRONOUS_SERIAL1_DMA
283 bool "Enable DMA on synchronous serial port 1."
284 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
285 help
286 A synchronous serial port can run in manual or DMA mode.
287 Selecting this option will make it run in DMA mode.
288
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100289choice
290 prompt "Network LED behavior"
291 depends on ETRAX_ETHERNET
292 default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
293
294config ETRAX_NETWORK_LED_ON_WHEN_LINK
295 bool "LED_on_when_link"
296 help
297 Selecting LED_on_when_link will light the LED when there is a
298 connection and will flash off when there is activity.
299
300 Selecting LED_on_when_activity will light the LED only when
301 there is activity.
302
303 This setting will also affect the behaviour of other activity LEDs
304 e.g. Bluetooth.
305
306config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
307 bool "LED_on_when_activity"
308 help
309 Selecting LED_on_when_link will light the LED when there is a
310 connection and will flash off when there is activity.
311
312 Selecting LED_on_when_activity will light the LED only when
313 there is activity.
314
315 This setting will also affect the behaviour of other activity LEDs
316 e.g. Bluetooth.
317
318endchoice
319
320choice
321 prompt "Ser0 DMA out channel"
322 depends on ETRAX_SERIAL_PORT0
323 default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
324 default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
325
326config ETRAX_SERIAL_PORT0_NO_DMA_OUT
327 bool "Ser0 uses no DMA for output"
328 help
329 Do not use DMA for ser0 output.
330
331config ETRAX_SERIAL_PORT0_DMA6_OUT
332 bool "Ser0 uses DMA6 for output"
333 depends on ETRAXFS
334 help
335 Enables the DMA6 output channel for ser0 (ttyS0).
336 If you do not enable DMA, an interrupt for each character will be
337 used when transmitting data.
338 Normally you want to use DMA, unless you use the DMA channel for
339 something else.
340
341config ETRAX_SERIAL_PORT0_DMA0_OUT
342 bool "Ser0 uses DMA0 for output"
343 depends on CRIS_MACH_ARTPEC3
344 help
345 Enables the DMA0 output channel for ser0 (ttyS0).
346 If you do not enable DMA, an interrupt for each character will be
347 used when transmitting data.
348 Normally you want to use DMA, unless you use the DMA channel for
349 something else.
350
351endchoice
352
353choice
354 prompt "Ser0 DMA in channel "
355 depends on ETRAX_SERIAL_PORT0
356 default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
357 default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
358 help
359 What DMA channel to use for ser0.
360
361config ETRAX_SERIAL_PORT0_NO_DMA_IN
362 bool "Ser0 uses no DMA for input"
363 help
364 Do not use DMA for ser0 input.
365
366config ETRAX_SERIAL_PORT0_DMA7_IN
367 bool "Ser0 uses DMA7 for input"
368 depends on ETRAXFS
369 help
370 Enables the DMA7 input channel for ser0 (ttyS0).
371 If you do not enable DMA, an interrupt for each character will be
372 used when receiving data.
373 Normally you want to use DMA, unless you use the DMA channel for
374 something else.
375
376config ETRAX_SERIAL_PORT0_DMA1_IN
377 bool "Ser0 uses DMA1 for input"
378 depends on CRIS_MACH_ARTPEC3
379 help
380 Enables the DMA1 input channel for ser0 (ttyS0).
381 If you do not enable DMA, an interrupt for each character will be
Matt LaPlante692105b2009-01-26 11:12:25 +0100382 used when receiving data.
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100383 Normally you want to use DMA, unless you use the DMA channel for
384 something else.
385
386endchoice
387
388choice
389 prompt "Ser1 DMA in channel "
390 depends on ETRAX_SERIAL_PORT1
391 default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
392 default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
393 help
394 What DMA channel to use for ser1.
395
396config ETRAX_SERIAL_PORT1_NO_DMA_IN
397 bool "Ser1 uses no DMA for input"
398 help
399 Do not use DMA for ser1 input.
400
401config ETRAX_SERIAL_PORT1_DMA5_IN
402 bool "Ser1 uses DMA5 for input"
403 depends on ETRAX_ARCH_V32
404 help
405 Enables the DMA5 input channel for ser1 (ttyS1).
406 If you do not enable DMA, an interrupt for each character will be
407 used when receiving data.
408 Normally you want this on, unless you use the DMA channel for
409 something else.
410
411config ETRAX_SERIAL_PORT1_DMA9_IN
412 depends on ETRAX_ARCH_V10
413 bool "Ser1 uses DMA9 for input"
414
415endchoice
416
417
418choice
419 prompt "Ser1 DMA out channel"
420 depends on ETRAX_SERIAL_PORT1
421 default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
422 default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
423 help
424 What DMA channel to use for ser1.
425
426config ETRAX_SERIAL_PORT1_NO_DMA_OUT
427 bool "Ser1 uses no DMA for output"
428 help
429 Do not use DMA for ser1 output.
430
431config ETRAX_SERIAL_PORT1_DMA8_OUT
432 depends on ETRAX_ARCH_V10
433 bool "Ser1 uses DMA8 for output"
434
435config ETRAX_SERIAL_PORT1_DMA4_OUT
436 depends on ETRAX_ARCH_V32
437 bool "Ser1 uses DMA4 for output"
438 help
439 Enables the DMA4 output channel for ser1 (ttyS1).
440 If you do not enable DMA, an interrupt for each character will be
441 used when transmitting data.
442 Normally you want this on, unless you use the DMA channel for
443 something else.
444
445endchoice
446
447choice
448 prompt "Ser2 DMA out channel"
449 depends on ETRAX_SERIAL_PORT2
450 default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
451 default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
452
453config ETRAX_SERIAL_PORT2_NO_DMA_OUT
454 bool "Ser2 uses no DMA for output"
455 help
456 Do not use DMA for ser2 output.
457
458config ETRAX_SERIAL_PORT2_DMA2_OUT
459 bool "Ser2 uses DMA2 for output"
460 depends on ETRAXFS || ETRAX_ARCH_V10
461 help
462 Enables the DMA2 output channel for ser2 (ttyS2).
463 If you do not enable DMA, an interrupt for each character will be
464 used when transmitting data.
465 Normally you want to use DMA, unless you use the DMA channel for
466 something else.
467
468config ETRAX_SERIAL_PORT2_DMA6_OUT
469 bool "Ser2 uses DMA6 for output"
470 depends on CRIS_MACH_ARTPEC3
471 help
472 Enables the DMA6 output channel for ser2 (ttyS2).
473 If you do not enable DMA, an interrupt for each character will be
474 used when transmitting data.
475 Normally you want to use DMA, unless you use the DMA channel for
476 something else.
477
478endchoice
479
480choice
481 prompt "Ser2 DMA in channel"
482 depends on ETRAX_SERIAL_PORT2
483 default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
484 default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
485 help
486 What DMA channel to use for ser2.
487
488config ETRAX_SERIAL_PORT2_NO_DMA_IN
489 bool "Ser2 uses no DMA for input"
490 help
491 Do not use DMA for ser2 input.
492
493config ETRAX_SERIAL_PORT2_DMA3_IN
494 bool "Ser2 uses DMA3 for input"
495 depends on ETRAXFS || ETRAX_ARCH_V10
496 help
497 Enables the DMA3 input channel for ser2 (ttyS2).
498 If you do not enable DMA, an interrupt for each character will be
499 used when receiving data.
500 Normally you want to use DMA, unless you use the DMA channel for
501 something else.
502
503config ETRAX_SERIAL_PORT2_DMA7_IN
504 bool "Ser2 uses DMA7 for input"
505 depends on CRIS_MACH_ARTPEC3
506 help
507 Enables the DMA7 input channel for ser2 (ttyS2).
508 If you do not enable DMA, an interrupt for each character will be
Matt LaPlante692105b2009-01-26 11:12:25 +0100509 used when receiving data.
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100510 Normally you want to use DMA, unless you use the DMA channel for
511 something else.
512
513endchoice
514
515choice
516 prompt "Ser3 DMA in channel"
517 depends on ETRAX_SERIAL_PORT3
518 default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
519 default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
520 help
521 What DMA channel to use for ser3.
522
523config ETRAX_SERIAL_PORT3_NO_DMA_IN
524 bool "Ser3 uses no DMA for input"
525 help
526 Do not use DMA for ser3 input.
527
528config ETRAX_SERIAL_PORT3_DMA5_IN
529 depends on ETRAX_ARCH_V10
530 bool "DMA 5"
531
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100532endchoice
533
534choice
535 prompt "Ser3 DMA out channel"
536 depends on ETRAX_SERIAL_PORT3
537 default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
538 default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
539
540config ETRAX_SERIAL_PORT3_NO_DMA_OUT
541 bool "Ser3 uses no DMA for output"
542 help
543 Do not use DMA for ser3 output.
544
545config ETRAX_SERIAL_PORT3_DMA4_OUT
546 depends on ETRAX_ARCH_V10
547 bool "DMA 4"
548
Jesper Nilsson923dd2a2007-12-05 18:10:36 +0100549endchoice
550
Linus Torvalds1da177e2005-04-16 15:20:36 -0700551endmenu
552
Geert Uytterhoevenacf83632013-05-14 13:54:21 +0200553source "drivers/Kconfig"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700554
Linus Torvalds1da177e2005-04-16 15:20:36 -0700555source "fs/Kconfig"
556
Linus Torvalds1da177e2005-04-16 15:20:36 -0700557source "arch/cris/Kconfig.debug"
558
559source "security/Kconfig"
560
561source "crypto/Kconfig"
562
563source "lib/Kconfig"