1config MMU
2 bool
3 default y
4
5config ZONE_DMA
6 bool
7 default y
8
9config RWSEM_GENERIC_SPINLOCK
10 bool
11 default y
12
13config RWSEM_XCHGADD_ALGORITHM
14 bool
15
16config GENERIC_CMOS_UPDATE
17 def_bool y
18
19config ARCH_USES_GETTIMEOFFSET
20 def_bool n
21
22config GENERIC_IOMAP
23 bool
24 default y
25
26config ARCH_HAS_ILOG2_U32
27 bool
28 default n
29
30config ARCH_HAS_ILOG2_U64
31 bool
32 default n
33
34config GENERIC_FIND_NEXT_BIT
35 bool
36 default y
37
38config GENERIC_HWEIGHT
39 bool
40 default y
41
42config GENERIC_CALIBRATE_DELAY
43 bool
44 default y
45
46config NO_IOPORT
47 def_bool y
48
49config FORCE_MAX_ZONEORDER
50 int
51 default 6
52
53config CRIS
54 bool
55 default y
56 select HAVE_IDE
57 select HAVE_GENERIC_HARDIRQS
58 select GENERIC_HARDIRQS_NO_DEPRECATED
59
60config HZ
61 int
62 default 100
63
64source "init/Kconfig"
65
66source "kernel/Kconfig.freezer"
67
68menu "General setup"
69
70source "fs/Kconfig.binfmt"
71
72config ETRAX_CMDLINE
73 string "Kernel command line"
74 default "root=/dev/mtdblock3"
75 help
76 Pass additional commands to the kernel.
77
78config ETRAX_WATCHDOG
79 bool "Enable ETRAX watchdog"
80 help
81 Enable the built-in watchdog timer support on ETRAX based embedded
82 network computers.
83
84config ETRAX_WATCHDOG_NICE_DOGGY
85 bool "Disable watchdog during Oops printouts"
86 depends on ETRAX_WATCHDOG
87 help
88 By enabling this you make sure that the watchdog does not bite while
89 printing oopses. Recommended for development systems but not for
90 production releases.
91
92config ETRAX_FAST_TIMER
93 bool "Enable ETRAX fast timer API"
94 help
95 This options enables the API to a fast timer implementation using
96 timer1 to get sub jiffie resolution timers (primarily one-shot
97 timers).
98 This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
99
100config ETRAX_KMALLOCED_MODULES
101 bool "Enable module allocation with kmalloc"
102 help
103 Enable module allocation with kmalloc instead of vmalloc.
104
105config OOM_REBOOT
106 bool "Enable reboot at out of memory"
107
108source "kernel/Kconfig.preempt"
109
110source mm/Kconfig
111
112endmenu
113
114menu "Hardware setup"
115
116choice
117 prompt "Processor type"
118 default ETRAX100LX
119
120config ETRAX100LX
121 bool "ETRAX-100LX-v1"
122 select ARCH_USES_GETTIMEOFFSET
123 help
124 Support version 1 of the ETRAX 100LX.
125
126config ETRAX100LX_V2
127 bool "ETRAX-100LX-v2"
128 select ARCH_USES_GETTIMEOFFSET
129 help
130 Support version 2 of the ETRAX 100LX.
131
132config SVINTO_SIM
133 bool "ETRAX-100LX-for-xsim-simulator"
134 select ARCH_USES_GETTIMEOFFSET
135 help
136 Support the xsim ETRAX Simulator.
137
138config ETRAXFS
139 bool "ETRAX-FS-V32"
140 help
141 Support CRIS V32.
142
143config CRIS_MACH_ARTPEC3
144 bool "ARTPEC-3"
145 help
146 Support Axis ARTPEC-3.
147
148endchoice
149
150config ETRAX_VCS_SIM
151 bool "VCS Simulator"
152 help
153 Setup hardware to be run in the VCS simulator.
154
155config ETRAX_ARCH_V10
156 bool
157 default y if ETRAX100LX || ETRAX100LX_V2
158 default n if !(ETRAX100LX || ETRAX100LX_V2)
159
160config ETRAX_ARCH_V32
161 bool
162 default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
163 default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
164
165config ETRAX_DRAM_SIZE
166 int "DRAM size (dec, in MB)"
167 default "8"
168 help
169 Size of DRAM (decimal in MB) typically 2, 8 or 16.
170
171config ETRAX_VMEM_SIZE
172 int "Video memory size (dec, in MB)"
173 depends on ETRAX_ARCH_V32 && !ETRAXFS
174 default 8 if !ETRAXFS
175 help
176 Size of Video accessible memory (decimal, in MB).
177
178config ETRAX_FLASH_BUSWIDTH
179 int "Buswidth of NOR flash in bytes"
180 default "2"
181 help
182 Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
183
184config ETRAX_NANDFLASH_BUSWIDTH
185 int "Buswidth of NAND flash in bytes"
186 default "1"
187 help
188 Width in bytes of the NAND flash (1 or 2).
189
190config ETRAX_FLASH1_SIZE
191 int "FLASH1 size (dec, in MB. 0 = Unknown)"
192 default "0"
193
194choice
195 prompt "Product debug-port"
196 default ETRAX_DEBUG_PORT0
197
198config ETRAX_DEBUG_PORT0
199 bool "Serial-0"
200 help
201 Choose a serial port for the ETRAX debug console. Default to
202 port 0.
203
204config ETRAX_DEBUG_PORT1
205 bool "Serial-1"
206 help
207 Use serial port 1 for the console.
208
209config ETRAX_DEBUG_PORT2
210 bool "Serial-2"
211 help
212 Use serial port 2 for the console.
213
214config ETRAX_DEBUG_PORT3
215 bool "Serial-3"
216 help
217 Use serial port 3 for the console.
218
219config ETRAX_DEBUG_PORT_NULL
220 bool "disabled"
221 help
222 Disable serial-port debugging.
223
224endchoice
225
226choice
227 prompt "Kernel GDB port"
228 depends on ETRAX_KGDB
229 default ETRAX_KGDB_PORT0
230 help
231 Choose a serial port for kernel debugging. NOTE: This port should
232 not be enabled under Drivers for built-in interfaces (as it has its
233 own initialization code) and should not be the same as the debug port.
234
235config ETRAX_KGDB_PORT0
236 bool "Serial-0"
237 help
238 Use serial port 0 for kernel debugging.
239
240config ETRAX_KGDB_PORT1
241 bool "Serial-1"
242 help
243 Use serial port 1 for kernel debugging.
244
245config ETRAX_KGDB_PORT2
246 bool "Serial-2"
247 help
248 Use serial port 2 for kernel debugging.
249
250config ETRAX_KGDB_PORT3
251 bool "Serial-3"
252 help
253 Use serial port 3 for kernel debugging.
254
255endchoice
256
257source arch/cris/arch-v10/Kconfig
258source arch/cris/arch-v32/Kconfig
259
260endmenu
261
262source "net/Kconfig"
263
264
265menu "Drivers for built-in interfaces"
266source arch/cris/arch-v10/drivers/Kconfig
267source arch/cris/arch-v32/drivers/Kconfig
268
269config ETRAX_AXISFLASHMAP
270 bool "Axis flash-map support"
271 select MTD
272 select MTD_CFI
273 select MTD_CFI_AMDSTD
274 select MTD_JEDECPROBE if ETRAX_ARCH_V32
275 select MTD_CHAR
276 select MTD_BLOCK
277 select MTD_PARTITIONS
278 select MTD_CONCAT
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
284config ETRAX_RTC
285 bool "Real Time Clock support"
286 depends on ETRAX_I2C
287 help
288 Enables drivers for the Real-Time Clock battery-backed chips on
289 some products. The kernel reads the time when booting, and
290 the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a
291 rtc_time struct (see <file:include/asm-cris/rtc.h>) on the /dev/rtc
292 device. You can check the time with cat /proc/rtc, but
293 normal time reading should be done using libc function time and
294 friends.
295
296choice
297 prompt "RTC chip"
298 depends on ETRAX_RTC
299 default ETRAX_PCF8563 if ETRAX_ARCH_V32
300 default ETRAX_DS1302 if ETRAX_ARCH_V10
301
302config ETRAX_DS1302
303 depends on ETRAX_ARCH_V10
304 bool "DS1302"
305 help
306 Enables the driver for the DS1302 Real-Time Clock battery-backed
307 chip on some products.
308
309config ETRAX_PCF8563
310 bool "PCF8563"
311 help
312 Enables the driver for the PCF8563 Real-Time Clock battery-backed
313 chip on some products.
314
315endchoice
316
317config ETRAX_SYNCHRONOUS_SERIAL
318 bool "Synchronous serial-port support"
319 help
320 Select this to enable the synchronous serial port driver.
321
322config ETRAX_SYNCHRONOUS_SERIAL_PORT0
323 bool "Synchronous serial port 0 enabled"
324 depends on ETRAX_SYNCHRONOUS_SERIAL
325 help
326 Enabled synchronous serial port 0.
327
328config ETRAX_SYNCHRONOUS_SERIAL0_DMA
329 bool "Enable DMA on synchronous serial port 0."
330 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
331 help
332 A synchronous serial port can run in manual or DMA mode.
333 Selecting this option will make it run in DMA mode.
334
335config ETRAX_SYNCHRONOUS_SERIAL_PORT1
336 bool "Synchronous serial port 1 enabled"
337 depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
338 help
339 Enabled synchronous serial port 1.
340
341config ETRAX_SYNCHRONOUS_SERIAL1_DMA
342 bool "Enable DMA on synchronous serial port 1."
343 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
344 help
345 A synchronous serial port can run in manual or DMA mode.
346 Selecting this option will make it run in DMA mode.
347
348choice
349 prompt "Network LED behavior"
350 depends on ETRAX_ETHERNET
351 default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
352
353config ETRAX_NETWORK_LED_ON_WHEN_LINK
354 bool "LED_on_when_link"
355 help
356 Selecting LED_on_when_link will light the LED when there is a
357 connection and will flash off when there is activity.
358
359 Selecting LED_on_when_activity will light the LED only when
360 there is activity.
361
362 This setting will also affect the behaviour of other activity LEDs
363 e.g. Bluetooth.
364
365config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
366 bool "LED_on_when_activity"
367 help
368 Selecting LED_on_when_link will light the LED when there is a
369 connection and will flash off when there is activity.
370
371 Selecting LED_on_when_activity will light the LED only when
372 there is activity.
373
374 This setting will also affect the behaviour of other activity LEDs
375 e.g. Bluetooth.
376
377endchoice
378
379choice
380 prompt "Ser0 DMA out channel"
381 depends on ETRAX_SERIAL_PORT0
382 default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
383 default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
384
385config ETRAX_SERIAL_PORT0_NO_DMA_OUT
386 bool "Ser0 uses no DMA for output"
387 help
388 Do not use DMA for ser0 output.
389
390config ETRAX_SERIAL_PORT0_DMA6_OUT
391 bool "Ser0 uses DMA6 for output"
392 depends on ETRAXFS
393 help
394 Enables the DMA6 output channel for ser0 (ttyS0).
395 If you do not enable DMA, an interrupt for each character will be
396 used when transmitting data.
397 Normally you want to use DMA, unless you use the DMA channel for
398 something else.
399
400config ETRAX_SERIAL_PORT0_DMA0_OUT
401 bool "Ser0 uses DMA0 for output"
402 depends on CRIS_MACH_ARTPEC3
403 help
404 Enables the DMA0 output channel for ser0 (ttyS0).
405 If you do not enable DMA, an interrupt for each character will be
406 used when transmitting data.
407 Normally you want to use DMA, unless you use the DMA channel for
408 something else.
409
410endchoice
411
412choice
413 prompt "Ser0 DMA in channel "
414 depends on ETRAX_SERIAL_PORT0
415 default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
416 default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
417 help
418 What DMA channel to use for ser0.
419
420config ETRAX_SERIAL_PORT0_NO_DMA_IN
421 bool "Ser0 uses no DMA for input"
422 help
423 Do not use DMA for ser0 input.
424
425config ETRAX_SERIAL_PORT0_DMA7_IN
426 bool "Ser0 uses DMA7 for input"
427 depends on ETRAXFS
428 help
429 Enables the DMA7 input channel for ser0 (ttyS0).
430 If you do not enable DMA, an interrupt for each character will be
431 used when receiving data.
432 Normally you want to use DMA, unless you use the DMA channel for
433 something else.
434
435config ETRAX_SERIAL_PORT0_DMA1_IN
436 bool "Ser0 uses DMA1 for input"
437 depends on CRIS_MACH_ARTPEC3
438 help
439 Enables the DMA1 input channel for ser0 (ttyS0).
440 If you do not enable DMA, an interrupt for each character will be
441 used when receiving data.
442 Normally you want to use DMA, unless you use the DMA channel for
443 something else.
444
445endchoice
446
447choice
448 prompt "Ser1 DMA in channel "
449 depends on ETRAX_SERIAL_PORT1
450 default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
451 default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
452 help
453 What DMA channel to use for ser1.
454
455config ETRAX_SERIAL_PORT1_NO_DMA_IN
456 bool "Ser1 uses no DMA for input"
457 help
458 Do not use DMA for ser1 input.
459
460config ETRAX_SERIAL_PORT1_DMA5_IN
461 bool "Ser1 uses DMA5 for input"
462 depends on ETRAX_ARCH_V32
463 help
464 Enables the DMA5 input channel for ser1 (ttyS1).
465 If you do not enable DMA, an interrupt for each character will be
466 used when receiving data.
467 Normally you want this on, unless you use the DMA channel for
468 something else.
469
470config ETRAX_SERIAL_PORT1_DMA9_IN
471 depends on ETRAX_ARCH_V10
472 bool "Ser1 uses DMA9 for input"
473
474endchoice
475
476
477choice
478 prompt "Ser1 DMA out channel"
479 depends on ETRAX_SERIAL_PORT1
480 default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
481 default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
482 help
483 What DMA channel to use for ser1.
484
485config ETRAX_SERIAL_PORT1_NO_DMA_OUT
486 bool "Ser1 uses no DMA for output"
487 help
488 Do not use DMA for ser1 output.
489
490config ETRAX_SERIAL_PORT1_DMA8_OUT
491 depends on ETRAX_ARCH_V10
492 bool "Ser1 uses DMA8 for output"
493
494config ETRAX_SERIAL_PORT1_DMA4_OUT
495 depends on ETRAX_ARCH_V32
496 bool "Ser1 uses DMA4 for output"
497 help
498 Enables the DMA4 output channel for ser1 (ttyS1).
499 If you do not enable DMA, an interrupt for each character will be
500 used when transmitting data.
501 Normally you want this on, unless you use the DMA channel for
502 something else.
503
504endchoice
505
506choice
507 prompt "Ser2 DMA out channel"
508 depends on ETRAX_SERIAL_PORT2
509 default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
510 default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
511
512config ETRAX_SERIAL_PORT2_NO_DMA_OUT
513 bool "Ser2 uses no DMA for output"
514 help
515 Do not use DMA for ser2 output.
516
517config ETRAX_SERIAL_PORT2_DMA2_OUT
518 bool "Ser2 uses DMA2 for output"
519 depends on ETRAXFS || ETRAX_ARCH_V10
520 help
521 Enables the DMA2 output channel for ser2 (ttyS2).
522 If you do not enable DMA, an interrupt for each character will be
523 used when transmitting data.
524 Normally you want to use DMA, unless you use the DMA channel for
525 something else.
526
527config ETRAX_SERIAL_PORT2_DMA6_OUT
528 bool "Ser2 uses DMA6 for output"
529 depends on CRIS_MACH_ARTPEC3
530 help
531 Enables the DMA6 output channel for ser2 (ttyS2).
532 If you do not enable DMA, an interrupt for each character will be
533 used when transmitting data.
534 Normally you want to use DMA, unless you use the DMA channel for
535 something else.
536
537endchoice
538
539choice
540 prompt "Ser2 DMA in channel"
541 depends on ETRAX_SERIAL_PORT2
542 default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
543 default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
544 help
545 What DMA channel to use for ser2.
546
547config ETRAX_SERIAL_PORT2_NO_DMA_IN
548 bool "Ser2 uses no DMA for input"
549 help
550 Do not use DMA for ser2 input.
551
552config ETRAX_SERIAL_PORT2_DMA3_IN
553 bool "Ser2 uses DMA3 for input"
554 depends on ETRAXFS || ETRAX_ARCH_V10
555 help
556 Enables the DMA3 input channel for ser2 (ttyS2).
557 If you do not enable DMA, an interrupt for each character will be
558 used when receiving data.
559 Normally you want to use DMA, unless you use the DMA channel for
560 something else.
561
562config ETRAX_SERIAL_PORT2_DMA7_IN
563 bool "Ser2 uses DMA7 for input"
564 depends on CRIS_MACH_ARTPEC3
565 help
566 Enables the DMA7 input channel for ser2 (ttyS2).
567 If you do not enable DMA, an interrupt for each character will be
568 used when receiving data.
569 Normally you want to use DMA, unless you use the DMA channel for
570 something else.
571
572endchoice
573
574choice
575 prompt "Ser3 DMA in channel"
576 depends on ETRAX_SERIAL_PORT3
577 default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
578 default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
579 help
580 What DMA channel to use for ser3.
581
582config ETRAX_SERIAL_PORT3_NO_DMA_IN
583 bool "Ser3 uses no DMA for input"
584 help
585 Do not use DMA for ser3 input.
586
587config ETRAX_SERIAL_PORT3_DMA5_IN
588 depends on ETRAX_ARCH_V10
589 bool "DMA 5"
590
591config ETRAX_SERIAL_PORT3_DMA9_IN
592 bool "Ser3 uses DMA9 for input"
593 depends on ETRAXFS
594 help
595 Enables the DMA9 input channel for ser3 (ttyS3).
596 If you do not enable DMA, an interrupt for each character will be
597 used when receiving data.
598 Normally you want to use DMA, unless you use the DMA channel for
599 something else.
600
601config ETRAX_SERIAL_PORT3_DMA3_IN
602 bool "Ser3 uses DMA3 for input"
603 depends on CRIS_MACH_ARTPEC3
604 help
605 Enables the DMA3 input channel for ser3 (ttyS3).
606 If you do not enable DMA, an interrupt for each character will be
607 used when receiving data.
608 Normally you want to use DMA, unless you use the DMA channel for
609 something else.
610
611endchoice
612
613choice
614 prompt "Ser3 DMA out channel"
615 depends on ETRAX_SERIAL_PORT3
616 default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
617 default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
618
619config ETRAX_SERIAL_PORT3_NO_DMA_OUT
620 bool "Ser3 uses no DMA for output"
621 help
622 Do not use DMA for ser3 output.
623
624config ETRAX_SERIAL_PORT3_DMA4_OUT
625 depends on ETRAX_ARCH_V10
626 bool "DMA 4"
627
628config ETRAX_SERIAL_PORT3_DMA8_OUT
629 bool "Ser3 uses DMA8 for output"
630 depends on ETRAXFS
631 help
632 Enables the DMA8 output channel for ser3 (ttyS3).
633 If you do not enable DMA, an interrupt for each character will be
634 used when transmitting data.
635 Normally you want to use DMA, unless you use the DMA channel for
636 something else.
637
638config ETRAX_SERIAL_PORT3_DMA2_OUT
639 bool "Ser3 uses DMA2 for output"
640 depends on CRIS_MACH_ARTPEC3
641 help
642 Enables the DMA2 output channel for ser3 (ttyS3).
643 If you do not enable DMA, an interrupt for each character will be
644 used when transmitting data.
645 Normally you want to use DMA, unless you use the DMA channel for
646 something else.
647
648endchoice
649
650endmenu
651
652source "drivers/base/Kconfig"
653
654
655source "drivers/mtd/Kconfig"
656
657source "drivers/parport/Kconfig"
658
659source "drivers/pnp/Kconfig"
660
661source "drivers/block/Kconfig"
662
663source "drivers/ide/Kconfig"
664
665source "drivers/net/Kconfig"
666
667source "drivers/i2c/Kconfig"
668
669source "drivers/rtc/Kconfig"
670
671
672
673
674source "drivers/input/Kconfig"
675
676source "drivers/char/Kconfig"
677
678source "fs/Kconfig"
679
680source "drivers/usb/Kconfig"
681
682source "drivers/uwb/Kconfig"
683
684source "drivers/staging/Kconfig"
685
686source "arch/cris/Kconfig.debug"
687
688source "security/Kconfig"
689
690source "crypto/Kconfig"
691
692source "lib/Kconfig"
693
