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192.168.1.100 / T103 / 1f884588077ad3476b9c91cbb0ee9ee0332bbb68 / . / src / kernel / linux / v4.14 / arch / cris / Kconfig
blob: 54d3f426763bf9abc7185b73e27a68fb910b8dbd [file] [log] [blame]
rjw1f884582022-01-06 17:20:42 +0800[diff] [blame^]1# SPDX-License-Identifier: GPL-2.0
2config MMU
3 bool
4 default y
5
6config ZONE_DMA
7 bool
8 default y
9
10config RWSEM_GENERIC_SPINLOCK
11 bool
12 default y
13
14config RWSEM_XCHGADD_ALGORITHM
15 bool
16
17config ARCH_HAS_ILOG2_U32
18 bool
19 default n
20
21config ARCH_HAS_ILOG2_U64
22 bool
23 default n
24
25config GENERIC_HWEIGHT
26 bool
27 default y
28
29config GENERIC_CALIBRATE_DELAY
30 bool
31 default y
32
33config NO_IOPORT_MAP
34 def_bool y if !PCI
35
36config FORCE_MAX_ZONEORDER
37 int
38 default 6
39
40config TRACE_IRQFLAGS_SUPPORT
41 depends on ETRAX_ARCH_V32
42 def_bool y
43
44config STACKTRACE_SUPPORT
45 def_bool y
46
47config LOCKDEP_SUPPORT
48 depends on ETRAX_ARCH_V32
49 def_bool y
50
51config CRIS
52 bool
53 default y
54 select HAVE_IDE
55 select GENERIC_ATOMIC64
56 select HAVE_UID16
57 select VIRT_TO_BUS
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 HAVE_EXIT_THREAD if ETRAX_ARCH_V32
64 select OLD_SIGSUSPEND
65 select OLD_SIGACTION
66 select GPIOLIB
67 select IRQ_DOMAIN if ETRAX_ARCH_V32
68 select OF if ETRAX_ARCH_V32
69 select OF_EARLY_FLATTREE if ETRAX_ARCH_V32
70 select CLKSRC_MMIO if ETRAX_ARCH_V32
71 select GENERIC_CLOCKEVENTS if ETRAX_ARCH_V32
72 select GENERIC_SCHED_CLOCK if ETRAX_ARCH_V32
73 select HAVE_DEBUG_BUGVERBOSE if ETRAX_ARCH_V32
74 select HAVE_NMI
75
76config HZ
77 int
78 default 100
79
80config NR_CPUS
81 int
82 default "1"
83
84config BUILTIN_DTB
85 string "DTB to build into the kernel image"
86 depends on OF
87
88source "init/Kconfig"
89
90source "kernel/Kconfig.freezer"
91
92menu "General setup"
93
94source "fs/Kconfig.binfmt"
95
96config ETRAX_CMDLINE
97 string "Kernel command line"
98 default "root=/dev/mtdblock3"
99 help
100 Pass additional commands to the kernel.
101
102config ETRAX_WATCHDOG
103 bool "Enable ETRAX watchdog"
104 help
105 Enable the built-in watchdog timer support on ETRAX based embedded
106 network computers.
107
108config ETRAX_WATCHDOG_NICE_DOGGY
109 bool "Disable watchdog during Oops printouts"
110 depends on ETRAX_WATCHDOG
111 help
112 By enabling this you make sure that the watchdog does not bite while
113 printing oopses. Recommended for development systems but not for
114 production releases.
115
116config ETRAX_FAST_TIMER
117 bool "Enable ETRAX fast timer API"
118 help
119 This options enables the API to a fast timer implementation using
120 timer1 to get sub jiffie resolution timers (primarily one-shot
121 timers).
122 This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
123
124config ETRAX_KMALLOCED_MODULES
125 bool "Enable module allocation with kmalloc"
126 help
127 Enable module allocation with kmalloc instead of vmalloc.
128
129source "kernel/Kconfig.preempt"
130
131source mm/Kconfig
132
133endmenu
134
135menu "Hardware setup"
136
137choice
138 prompt "Processor type"
139 default ETRAX100LX
140
141config ETRAX100LX
142 bool "ETRAX-100LX-v1"
143 select ARCH_USES_GETTIMEOFFSET
144 help
145 Support version 1 of the ETRAX 100LX.
146
147config ETRAX100LX_V2
148 bool "ETRAX-100LX-v2"
149 select ARCH_USES_GETTIMEOFFSET
150 help
151 Support version 2 of the ETRAX 100LX.
152
153config ETRAXFS
154 bool "ETRAX-FS-V32"
155 help
156 Support CRIS V32.
157
158config CRIS_MACH_ARTPEC3
159 bool "ARTPEC-3"
160 help
161 Support Axis ARTPEC-3.
162
163endchoice
164
165config ETRAX_ARCH_V10
166 bool
167 default y if ETRAX100LX || ETRAX100LX_V2
168 default n if !(ETRAX100LX || ETRAX100LX_V2)
169 select TTY
170
171config ETRAX_ARCH_V32
172 bool
173 default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
174 default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
175
176config ETRAX_DRAM_SIZE
177 int "DRAM size (dec, in MB)"
178 default "8"
179 help
180 Size of DRAM (decimal in MB) typically 2, 8 or 16.
181
182config ETRAX_VMEM_SIZE
183 int "Video memory size (dec, in MB)"
184 depends on ETRAX_ARCH_V32 && !ETRAXFS
185 default 8 if !ETRAXFS
186 help
187 Size of Video accessible memory (decimal, in MB).
188
189config ETRAX_FLASH_BUSWIDTH
190 int "Buswidth of NOR flash in bytes"
191 default "2"
192 help
193 Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
194
195config ETRAX_FLASH1_SIZE
196 int "FLASH1 size (dec, in MB. 0 = Unknown)"
197 default "0"
198
199choice
200 prompt "Product debug-port"
201 default ETRAX_DEBUG_PORT0
202
203config ETRAX_DEBUG_PORT0
204 bool "Serial-0"
205 help
206 Choose a serial port for the ETRAX debug console. Default to
207 port 0.
208
209config ETRAX_DEBUG_PORT1
210 bool "Serial-1"
211 help
212 Use serial port 1 for the console.
213
214config ETRAX_DEBUG_PORT2
215 bool "Serial-2"
216 help
217 Use serial port 2 for the console.
218
219config ETRAX_DEBUG_PORT3
220 bool "Serial-3"
221 help
222 Use serial port 3 for the console.
223
224config ETRAX_DEBUG_PORT_NULL
225 bool "disabled"
226 help
227 Disable serial-port debugging.
228
229endchoice
230
231choice
232 prompt "Kernel GDB port"
233 depends on ETRAX_KGDB
234 default ETRAX_KGDB_PORT0
235 help
236 Choose a serial port for kernel debugging. NOTE: This port should
237 not be enabled under Drivers for built-in interfaces (as it has its
238 own initialization code) and should not be the same as the debug port.
239
240config ETRAX_KGDB_PORT0
241 bool "Serial-0"
242 help
243 Use serial port 0 for kernel debugging.
244
245config ETRAX_KGDB_PORT1
246 bool "Serial-1"
247 help
248 Use serial port 1 for kernel debugging.
249
250config ETRAX_KGDB_PORT2
251 bool "Serial-2"
252 help
253 Use serial port 2 for kernel debugging.
254
255config ETRAX_KGDB_PORT3
256 bool "Serial-3"
257 help
258 Use serial port 3 for kernel debugging.
259
260endchoice
261
262source arch/cris/arch-v10/Kconfig
263source arch/cris/arch-v32/Kconfig
264
265endmenu
266
267source "net/Kconfig"
268
269# bring in ETRAX built-in drivers
270menu "Drivers for built-in interfaces"
271source arch/cris/arch-v10/drivers/Kconfig
272source arch/cris/arch-v32/drivers/Kconfig
273
274config ETRAX_AXISFLASHMAP
275 bool "Axis flash-map support"
276 select MTD
277 select MTD_CFI
278 select MTD_CFI_AMDSTD
279 select MTD_JEDECPROBE if ETRAX_ARCH_V32
280 select MTD_BLOCK
281 select MTD_COMPLEX_MAPPINGS
282 help
283 This option enables MTD mapping of flash devices. Needed to use
284 flash memories. If unsure, say Y.
285
286config ETRAX_SYNCHRONOUS_SERIAL
287 bool "Synchronous serial-port support"
288 help
289 Select this to enable the synchronous serial port driver.
290
291config ETRAX_SYNCHRONOUS_SERIAL_PORT0
292 bool "Synchronous serial port 0 enabled"
293 depends on ETRAX_SYNCHRONOUS_SERIAL
294 help
295 Enabled synchronous serial port 0.
296
297config ETRAX_SYNCHRONOUS_SERIAL0_DMA
298 bool "Enable DMA on synchronous serial port 0."
299 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
300 help
301 A synchronous serial port can run in manual or DMA mode.
302 Selecting this option will make it run in DMA mode.
303
304config ETRAX_SYNCHRONOUS_SERIAL_PORT1
305 bool "Synchronous serial port 1 enabled"
306 depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
307 help
308 Enabled synchronous serial port 1.
309
310config ETRAX_SYNCHRONOUS_SERIAL1_DMA
311 bool "Enable DMA on synchronous serial port 1."
312 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
313 help
314 A synchronous serial port can run in manual or DMA mode.
315 Selecting this option will make it run in DMA mode.
316
317choice
318 prompt "Network LED behavior"
319 depends on ETRAX_ETHERNET
320 default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
321
322config ETRAX_NETWORK_LED_ON_WHEN_LINK
323 bool "LED_on_when_link"
324 help
325 Selecting LED_on_when_link will light the LED when there is a
326 connection and will flash off when there is activity.
327
328 Selecting LED_on_when_activity will light the LED only when
329 there is activity.
330
331 This setting will also affect the behaviour of other activity LEDs
332 e.g. Bluetooth.
333
334config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
335 bool "LED_on_when_activity"
336 help
337 Selecting LED_on_when_link will light the LED when there is a
338 connection and will flash off when there is activity.
339
340 Selecting LED_on_when_activity will light the LED only when
341 there is activity.
342
343 This setting will also affect the behaviour of other activity LEDs
344 e.g. Bluetooth.
345
346endchoice
347
348choice
349 prompt "Ser0 DMA out channel"
350 depends on ETRAX_SERIAL_PORT0
351 default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
352 default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
353
354config ETRAX_SERIAL_PORT0_NO_DMA_OUT
355 bool "Ser0 uses no DMA for output"
356 help
357 Do not use DMA for ser0 output.
358
359config ETRAX_SERIAL_PORT0_DMA6_OUT
360 bool "Ser0 uses DMA6 for output"
361 depends on ETRAXFS
362 help
363 Enables the DMA6 output channel for ser0 (ttyS0).
364 If you do not enable DMA, an interrupt for each character will be
365 used when transmitting data.
366 Normally you want to use DMA, unless you use the DMA channel for
367 something else.
368
369config ETRAX_SERIAL_PORT0_DMA0_OUT
370 bool "Ser0 uses DMA0 for output"
371 depends on CRIS_MACH_ARTPEC3
372 help
373 Enables the DMA0 output channel for ser0 (ttyS0).
374 If you do not enable DMA, an interrupt for each character will be
375 used when transmitting data.
376 Normally you want to use DMA, unless you use the DMA channel for
377 something else.
378
379endchoice
380
381choice
382 prompt "Ser0 DMA in channel "
383 depends on ETRAX_SERIAL_PORT0
384 default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
385 default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
386 help
387 What DMA channel to use for ser0.
388
389config ETRAX_SERIAL_PORT0_NO_DMA_IN
390 bool "Ser0 uses no DMA for input"
391 help
392 Do not use DMA for ser0 input.
393
394config ETRAX_SERIAL_PORT0_DMA7_IN
395 bool "Ser0 uses DMA7 for input"
396 depends on ETRAXFS
397 help
398 Enables the DMA7 input channel for ser0 (ttyS0).
399 If you do not enable DMA, an interrupt for each character will be
400 used when receiving data.
401 Normally you want to use DMA, unless you use the DMA channel for
402 something else.
403
404config ETRAX_SERIAL_PORT0_DMA1_IN
405 bool "Ser0 uses DMA1 for input"
406 depends on CRIS_MACH_ARTPEC3
407 help
408 Enables the DMA1 input channel for ser0 (ttyS0).
409 If you do not enable DMA, an interrupt for each character will be
410 used when receiving data.
411 Normally you want to use DMA, unless you use the DMA channel for
412 something else.
413
414endchoice
415
416choice
417 prompt "Ser1 DMA in channel "
418 depends on ETRAX_SERIAL_PORT1
419 default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
420 default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
421 help
422 What DMA channel to use for ser1.
423
424config ETRAX_SERIAL_PORT1_NO_DMA_IN
425 bool "Ser1 uses no DMA for input"
426 help
427 Do not use DMA for ser1 input.
428
429config ETRAX_SERIAL_PORT1_DMA5_IN
430 bool "Ser1 uses DMA5 for input"
431 depends on ETRAX_ARCH_V32
432 help
433 Enables the DMA5 input channel for ser1 (ttyS1).
434 If you do not enable DMA, an interrupt for each character will be
435 used when receiving data.
436 Normally you want this on, unless you use the DMA channel for
437 something else.
438
439config ETRAX_SERIAL_PORT1_DMA9_IN
440 depends on ETRAX_ARCH_V10
441 bool "Ser1 uses DMA9 for input"
442
443endchoice
444
445
446choice
447 prompt "Ser1 DMA out channel"
448 depends on ETRAX_SERIAL_PORT1
449 default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
450 default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
451 help
452 What DMA channel to use for ser1.
453
454config ETRAX_SERIAL_PORT1_NO_DMA_OUT
455 bool "Ser1 uses no DMA for output"
456 help
457 Do not use DMA for ser1 output.
458
459config ETRAX_SERIAL_PORT1_DMA8_OUT
460 depends on ETRAX_ARCH_V10
461 bool "Ser1 uses DMA8 for output"
462
463config ETRAX_SERIAL_PORT1_DMA4_OUT
464 depends on ETRAX_ARCH_V32
465 bool "Ser1 uses DMA4 for output"
466 help
467 Enables the DMA4 output channel for ser1 (ttyS1).
468 If you do not enable DMA, an interrupt for each character will be
469 used when transmitting data.
470 Normally you want this on, unless you use the DMA channel for
471 something else.
472
473endchoice
474
475choice
476 prompt "Ser2 DMA out channel"
477 depends on ETRAX_SERIAL_PORT2
478 default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
479 default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
480
481config ETRAX_SERIAL_PORT2_NO_DMA_OUT
482 bool "Ser2 uses no DMA for output"
483 help
484 Do not use DMA for ser2 output.
485
486config ETRAX_SERIAL_PORT2_DMA2_OUT
487 bool "Ser2 uses DMA2 for output"
488 depends on ETRAXFS || ETRAX_ARCH_V10
489 help
490 Enables the DMA2 output channel for ser2 (ttyS2).
491 If you do not enable DMA, an interrupt for each character will be
492 used when transmitting data.
493 Normally you want to use DMA, unless you use the DMA channel for
494 something else.
495
496config ETRAX_SERIAL_PORT2_DMA6_OUT
497 bool "Ser2 uses DMA6 for output"
498 depends on CRIS_MACH_ARTPEC3
499 help
500 Enables the DMA6 output channel for ser2 (ttyS2).
501 If you do not enable DMA, an interrupt for each character will be
502 used when transmitting data.
503 Normally you want to use DMA, unless you use the DMA channel for
504 something else.
505
506endchoice
507
508choice
509 prompt "Ser2 DMA in channel"
510 depends on ETRAX_SERIAL_PORT2
511 default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
512 default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
513 help
514 What DMA channel to use for ser2.
515
516config ETRAX_SERIAL_PORT2_NO_DMA_IN
517 bool "Ser2 uses no DMA for input"
518 help
519 Do not use DMA for ser2 input.
520
521config ETRAX_SERIAL_PORT2_DMA3_IN
522 bool "Ser2 uses DMA3 for input"
523 depends on ETRAXFS || ETRAX_ARCH_V10
524 help
525 Enables the DMA3 input channel for ser2 (ttyS2).
526 If you do not enable DMA, an interrupt for each character will be
527 used when receiving data.
528 Normally you want to use DMA, unless you use the DMA channel for
529 something else.
530
531config ETRAX_SERIAL_PORT2_DMA7_IN
532 bool "Ser2 uses DMA7 for input"
533 depends on CRIS_MACH_ARTPEC3
534 help
535 Enables the DMA7 input channel for ser2 (ttyS2).
536 If you do not enable DMA, an interrupt for each character will be
537 used when receiving data.
538 Normally you want to use DMA, unless you use the DMA channel for
539 something else.
540
541endchoice
542
543choice
544 prompt "Ser3 DMA in channel"
545 depends on ETRAX_SERIAL_PORT3
546 default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
547 default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
548 help
549 What DMA channel to use for ser3.
550
551config ETRAX_SERIAL_PORT3_NO_DMA_IN
552 bool "Ser3 uses no DMA for input"
553 help
554 Do not use DMA for ser3 input.
555
556config ETRAX_SERIAL_PORT3_DMA5_IN
557 depends on ETRAX_ARCH_V10
558 bool "DMA 5"
559
560endchoice
561
562choice
563 prompt "Ser3 DMA out channel"
564 depends on ETRAX_SERIAL_PORT3
565 default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
566 default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
567
568config ETRAX_SERIAL_PORT3_NO_DMA_OUT
569 bool "Ser3 uses no DMA for output"
570 help
571 Do not use DMA for ser3 output.
572
573config ETRAX_SERIAL_PORT3_DMA4_OUT
574 depends on ETRAX_ARCH_V10
575 bool "DMA 4"
576
577endchoice
578
579endmenu
580
581source "drivers/Kconfig"
582
583source "fs/Kconfig"
584
585source "arch/cris/Kconfig.debug"
586
587source "security/Kconfig"
588
589source "crypto/Kconfig"
590
591source "lib/Kconfig"