blob: 5e6a3ead51fb1e5120d167702fdf55288d3e4502 [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001# SPDX-License-Identifier: GPL-2.0
Linus Torvalds1da177e2005-04-16 15:20:36 -07002config SUPERH
Paul Mundtea0e1a92007-11-21 15:58:01 +09003 def_bool y
Christoph Hellwig582dc532020-07-14 14:18:48 +02004 select ARCH_32BIT_OFF_T
Mathieu Desnoyers8690bbc2024-02-15 09:46:32 -05005 select ARCH_HAS_CPU_CACHE_ALIASING
Anshuman Khandual91024b32021-05-04 18:38:17 -07006 select ARCH_ENABLE_MEMORY_HOTPLUG if SPARSEMEM && MMU
7 select ARCH_ENABLE_MEMORY_HOTREMOVE if SPARSEMEM && MMU
Huang Yingdf013ff2011-07-13 13:14:22 +08008 select ARCH_HAVE_NMI_SAFE_CMPXCHG if (GUSA_RB || CPU_SH4A)
Christoph Hellwig582dc532020-07-14 14:18:48 +02009 select ARCH_HAS_BINFMT_FLAT if !MMU
Thomas Gleixner01eb4542023-06-14 01:39:33 +020010 select ARCH_HAS_CPU_FINALIZE_INIT
Kees Cook2792d842022-02-16 12:05:28 -080011 select ARCH_HAS_CURRENT_STACK_POINTER
Christoph Hellwig582dc532020-07-14 14:18:48 +020012 select ARCH_HAS_GIGANTIC_PAGE
Riku Voipio957e3fa2014-12-12 16:57:44 -080013 select ARCH_HAS_GCOV_PROFILE_ALL
Christoph Hellwig582dc532020-07-14 14:18:48 +020014 select ARCH_HAS_PTE_SPECIAL
15 select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
16 select ARCH_HIBERNATION_POSSIBLE if MMU
17 select ARCH_MIGHT_HAVE_PC_PARPORT
Will Deaconc1d7e012012-07-30 14:42:46 -070018 select ARCH_WANT_IPC_PARSE_VERSION
Christoph Hellwig582dc532020-07-14 14:18:48 +020019 select CPU_NO_EFFICIENT_FFS
20 select DMA_DECLARE_COHERENT
Paul Mundtf01789c2009-06-17 10:43:13 +090021 select GENERIC_ATOMIC64
Anna-Maria Gleixner8cf200d2012-05-18 16:45:53 +000022 select GENERIC_CMOS_UPDATE if SH_SH03 || SH_DREAMCAST
Christoph Hellwig582dc532020-07-14 14:18:48 +020023 select GENERIC_IDLE_POLL_SETUP
24 select GENERIC_IRQ_SHOW
Geert Uytterhoeven8bc6666f2023-03-23 11:18:07 +010025 select GENERIC_LIB_ASHLDI3
26 select GENERIC_LIB_ASHRDI3
27 select GENERIC_LIB_LSHRDI3
Christoph Hellwigeb01d422018-11-15 20:05:32 +010028 select GENERIC_PCI_IOMAP if PCI
Rich Felkerb46ed372016-05-26 22:18:52 +000029 select GENERIC_SCHED_CLOCK
Christoph Hellwig582dc532020-07-14 14:18:48 +020030 select GENERIC_SMP_IDLE_THREAD
Peter Zijlstra6ca297d2022-10-21 14:51:44 +020031 select GUP_GET_PXX_LOW_HIGH if X2TLB
Niklas Schnellefcbfe812023-03-23 17:33:52 +010032 select HAS_IOPORT if HAS_IOPORT_MAP
Baoquan He0453c9a2023-07-06 23:45:13 +080033 select GENERIC_IOREMAP if MMU
Christoph Hellwig582dc532020-07-14 14:18:48 +020034 select HAVE_ARCH_AUDITSYSCALL
35 select HAVE_ARCH_KGDB
Michael Karcher0bb605c2020-07-23 01:13:21 +020036 select HAVE_ARCH_SECCOMP_FILTER
Christoph Hellwig582dc532020-07-14 14:18:48 +020037 select HAVE_ARCH_TRACEHOOK
38 select HAVE_DEBUG_BUGVERBOSE
39 select HAVE_DEBUG_KMEMLEAK
40 select HAVE_DYNAMIC_FTRACE
David Hildenbrand25176ad2024-04-02 14:55:15 +020041 select HAVE_GUP_FAST if MMU
Christoph Hellwig582dc532020-07-14 14:18:48 +020042 select HAVE_FUNCTION_GRAPH_TRACER
43 select HAVE_FUNCTION_TRACER
Christoph Hellwig582dc532020-07-14 14:18:48 +020044 select HAVE_FTRACE_MCOUNT_RECORD
45 select HAVE_HW_BREAKPOINT
Christoph Hellwig582dc532020-07-14 14:18:48 +020046 select HAVE_IOREMAP_PROT if MMU && !X2TLB
47 select HAVE_KERNEL_BZIP2
48 select HAVE_KERNEL_GZIP
49 select HAVE_KERNEL_LZMA
50 select HAVE_KERNEL_LZO
51 select HAVE_KERNEL_XZ
Chris Smithd39f5452008-09-05 17:15:39 +090052 select HAVE_KPROBES
53 select HAVE_KRETPROBES
Frederic Weisbecker01027522010-04-11 18:55:56 +020054 select HAVE_MIXED_BREAKPOINTS_REGS
Christoph Hellwig582dc532020-07-14 14:18:48 +020055 select HAVE_MOD_ARCH_SPECIFIC if DWARF_UNWINDER
56 select HAVE_NMI
Christoph Hellwig582dc532020-07-14 14:18:48 +020057 select HAVE_PATA_PLATFORM
58 select HAVE_PERF_EVENTS
59 select HAVE_REGS_AND_STACK_ACCESS_API
60 select HAVE_UID16
Thomas Gleixnercd1a41c2021-02-10 00:40:52 +010061 select HAVE_SOFTIRQ_ON_OWN_STACK if IRQSTACKS
Masahiro Yamadad148eac2018-06-14 19:36:45 +090062 select HAVE_STACKPROTECTOR
Christoph Hellwig582dc532020-07-14 14:18:48 +020063 select HAVE_SYSCALL_TRACEPOINTS
64 select IRQ_FORCED_THREADING
Linus Torvaldsa050ba12023-06-24 10:55:38 -070065 select LOCK_MM_AND_FIND_VMA
Christoph Hellwig582dc532020-07-14 14:18:48 +020066 select MODULES_USE_ELF_RELA
67 select NEED_SG_DMA_LENGTH
Christoph Hellwigcd57d072020-07-14 14:18:55 +020068 select NO_DMA if !MMU && !DMA_COHERENT
Christoph Hellwig582dc532020-07-14 14:18:48 +020069 select NO_GENERIC_PCI_IOPORT_MAP if PCI
70 select OLD_SIGACTION
71 select OLD_SIGSUSPEND
72 select PCI_DOMAINS if PCI
73 select PERF_EVENTS
74 select PERF_USE_VMALLOC
75 select RTC_LIB
76 select SPARSE_IRQ
Masahiro Yamada4aae6832021-07-31 14:22:32 +090077 select TRACE_IRQFLAGS_SUPPORT
Arnd Bergmann37744fe2020-04-20 11:37:12 +020078 help
79 The SuperH is a RISC processor targeted for use in embedded systems
80 and consumer electronics; it was also used in the Sega Dreamcast
81 gaming console. The SuperH port has a home page at
82 <http://www.linux-sh.org/>.
Paul Mundt39d28a22007-11-08 18:39:33 +090083
Paul Mundtfa691512007-03-08 19:41:21 +090084config GENERIC_BUG
85 def_bool y
Arnd Bergmann37744fe2020-04-20 11:37:12 +020086 depends on BUG
Paul Mundt3767f3f2009-06-15 00:00:42 +090087
Akinobu Mitae2268c72006-03-26 01:39:35 -080088config GENERIC_HWEIGHT
Harvey Harrisond7ef4fb2007-12-11 13:49:35 +090089 def_bool y
Akinobu Mitae2268c72006-03-26 01:39:35 -080090
Linus Torvalds1da177e2005-04-16 15:20:36 -070091config GENERIC_CALIBRATE_DELAY
Paul Mundtcf204fa2008-09-08 20:47:42 +090092 bool
Linus Torvalds1da177e2005-04-16 15:20:36 -070093
Paul Mundtbdcab872008-08-04 14:09:15 +090094config GENERIC_LOCKBREAK
95 def_bool y
Thomas Gleixner7be60cc2019-10-15 21:18:05 +020096 depends on SMP && PREEMPTION
Paul Mundtbdcab872008-08-04 14:09:15 +090097
Magnus Dammaf998a92008-12-04 22:45:12 +090098config ARCH_SUSPEND_POSSIBLE
99 def_bool n
100
101config ARCH_HIBERNATION_POSSIBLE
102 def_bool n
Paul Mundt357d5942007-06-11 15:32:07 +0900103
Paul Mundt0a9b0db2007-01-24 21:56:20 +0900104config SYS_SUPPORTS_APM_EMULATION
105 bool
Magnus Dammaf998a92008-12-04 22:45:12 +0900106 select ARCH_SUSPEND_POSSIBLE
Paul Mundt357d5942007-06-11 15:32:07 +0900107
108config SYS_SUPPORTS_SMP
109 bool
110
111config SYS_SUPPORTS_NUMA
112 bool
113
Paul Mundtafbfb522006-12-04 18:17:28 +0900114config STACKTRACE_SUPPORT
Harvey Harrisond7ef4fb2007-12-11 13:49:35 +0900115 def_bool y
Paul Mundtafbfb522006-12-04 18:17:28 +0900116
117config LOCKDEP_SUPPORT
Harvey Harrisond7ef4fb2007-12-11 13:49:35 +0900118 def_bool y
Paul Mundtafbfb522006-12-04 18:17:28 +0900119
David Howellsf0d1b0b2006-12-08 02:37:49 -0800120config ARCH_HAS_ILOG2_U32
Harvey Harrisond7ef4fb2007-12-11 13:49:35 +0900121 def_bool n
David Howellsf0d1b0b2006-12-08 02:37:49 -0800122
123config ARCH_HAS_ILOG2_U64
Harvey Harrisond7ef4fb2007-12-11 13:49:35 +0900124 def_bool n
David Howellsf0d1b0b2006-12-08 02:37:49 -0800125
Uwe Kleine-Königce816fa2014-04-07 15:39:19 -0700126config NO_IOPORT_MAP
Paul Mundt37b7a972010-11-01 09:49:04 -0400127 def_bool !PCI
Artur Rojek10c88ca2024-05-11 21:16:14 +0200128 depends on !SH_SHMIN && !SH_HP6XX && !SH_SOLUTION_ENGINE && \
129 !SH_DREAMCAST
Paul Mundt86e4dd52010-05-25 20:06:13 +0900130
Magnus Damme7cc9a72008-02-07 20:18:21 +0900131config IO_TRAPPED
132 bool
133
Paul Mundtb7e68d62012-03-29 16:05:10 +0900134config SWAP_IO_SPACE
135 bool
136
Paul Mundt01be5d62009-10-27 10:35:02 +0900137config DMA_COHERENT
138 bool
139
140config DMA_NONCOHERENT
Christoph Hellwigcd57d072020-07-14 14:18:55 +0200141 def_bool !NO_DMA && !DMA_COHERENT
Christoph Hellwig6dfdf672020-07-14 14:18:56 +0200142 select ARCH_HAS_DMA_PREP_COHERENT
Christoph Hellwig6fa1d282018-05-11 08:36:53 +0200143 select ARCH_HAS_SYNC_DMA_FOR_DEVICE
Christoph Hellwig6dfdf672020-07-14 14:18:56 +0200144 select DMA_DIRECT_REMAP
Paul Mundt01be5d62009-10-27 10:35:02 +0900145
Kirill A. Shutemov69543d62015-04-14 15:46:02 -0700146config PGTABLE_LEVELS
147 default 3 if X2TLB
148 default 2
149
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150menu "System type"
151
Paul Mundtb5f42db2007-11-08 18:38:14 +0900152#
153# Processor families
154#
155config CPU_SH2
156 bool
Geert Uytterhoeven049d2802014-08-20 15:39:22 +0200157 select SH_INTC
Paul Mundtb5f42db2007-11-08 18:38:14 +0900158
159config CPU_SH2A
160 bool
161 select CPU_SH2
Paul Mundte2fcf742010-11-04 12:32:24 +0900162 select UNCACHED_MAPPING
Paul Mundtb5f42db2007-11-08 18:38:14 +0900163
Rich Felker5a846ab2016-03-17 23:09:37 +0000164config CPU_J2
165 bool
166 select CPU_SH2
167 select OF
168 select OF_EARLY_FLATTREE
169
Paul Mundtb5f42db2007-11-08 18:38:14 +0900170config CPU_SH3
171 bool
172 select CPU_HAS_INTEVT
173 select CPU_HAS_SR_RB
Geert Uytterhoeven049d2802014-08-20 15:39:22 +0200174 select SH_INTC
Magnus Dammfbfa8932014-02-20 12:54:47 +0100175 select SYS_SUPPORTS_SH_TMU
Paul Mundtb5f42db2007-11-08 18:38:14 +0900176
177config CPU_SH4
178 bool
Anshuman Khandual855f9a82021-05-04 18:38:13 -0700179 select ARCH_SUPPORTS_HUGETLBFS if MMU
Paul Mundtb5f42db2007-11-08 18:38:14 +0900180 select CPU_HAS_INTEVT
181 select CPU_HAS_SR_RB
Paul Mundtb5f42db2007-11-08 18:38:14 +0900182 select CPU_HAS_FPU if !CPU_SH4AL_DSP
Geert Uytterhoeven049d2802014-08-20 15:39:22 +0200183 select SH_INTC
Magnus Dammfbfa8932014-02-20 12:54:47 +0100184 select SYS_SUPPORTS_SH_TMU
Paul Mundtb5f42db2007-11-08 18:38:14 +0900185
186config CPU_SH4A
187 bool
188 select CPU_SH4
189
190config CPU_SH4AL_DSP
191 bool
192 select CPU_SH4A
193 select CPU_HAS_DSP
194
195config CPU_SHX2
196 bool
197
198config CPU_SHX3
199 bool
Paul Mundt01be5d62009-10-27 10:35:02 +0900200 select DMA_COHERENT
Paul Mundt4b478ee2010-05-11 15:24:04 +0900201 select SYS_SUPPORTS_SMP
202 select SYS_SUPPORTS_NUMA
Paul Mundtb5f42db2007-11-08 18:38:14 +0900203
Paul Mundtdc65a972009-03-10 16:26:29 +0900204config ARCH_SHMOBILE
205 bool
Magnus Damm77594912009-03-13 15:23:04 +0000206 select ARCH_SUSPEND_POSSIBLE
Rafael J. Wysocki464ed182014-12-19 15:37:54 +0100207 select PM
Paul Mundtdc65a972009-03-10 16:26:29 +0900208
Matt Fleming86c8c042010-09-10 20:36:23 +0100209config CPU_HAS_PMU
210 depends on CPU_SH4 || CPU_SH4A
211 default y
212 bool
213
Paul Mundtb5f42db2007-11-08 18:38:14 +0900214choice
215 prompt "Processor sub-type selection"
216
217#
218# Processor subtypes
219#
220
221# SH-2 Processor Support
222
223config CPU_SUBTYPE_SH7619
224 bool "Support SH7619 processor"
225 select CPU_SH2
Magnus Dammfbfa8932014-02-20 12:54:47 +0100226 select SYS_SUPPORTS_SH_CMT
Paul Mundtb5f42db2007-11-08 18:38:14 +0900227
Rich Felker5a846ab2016-03-17 23:09:37 +0000228config CPU_SUBTYPE_J2
229 bool "Support J2 processor"
230 select CPU_J2
Rich Felkerb4214e42016-02-15 18:36:13 +0000231 select SYS_SUPPORTS_SMP
232 select GENERIC_CLOCKEVENTS_BROADCAST if SMP
Rich Felker5a846ab2016-03-17 23:09:37 +0000233
Paul Mundtb5f42db2007-11-08 18:38:14 +0900234# SH-2A Processor Support
235
Peter Griffin28259992008-11-28 22:48:20 +0900236config CPU_SUBTYPE_SH7201
237 bool "Support SH7201 processor"
238 select CPU_SH2A
239 select CPU_HAS_FPU
Magnus Dammfbfa8932014-02-20 12:54:47 +0100240 select SYS_SUPPORTS_SH_MTU2
Peter Griffin28259992008-11-28 22:48:20 +0900241
Paul Mundt6d01f512007-11-26 18:17:21 +0900242config CPU_SUBTYPE_SH7203
243 bool "Support SH7203 processor"
244 select CPU_SH2A
Paul Mundt74d99a52007-11-26 20:38:36 +0900245 select CPU_HAS_FPU
Magnus Dammfbfa8932014-02-20 12:54:47 +0100246 select SYS_SUPPORTS_SH_CMT
247 select SYS_SUPPORTS_SH_MTU2
Laurent Pinchartb768ecbc2012-12-15 23:51:05 +0100248 select PINCTRL
Paul Mundt6d01f512007-11-26 18:17:21 +0900249
Paul Mundtb5f42db2007-11-08 18:38:14 +0900250config CPU_SUBTYPE_SH7206
251 bool "Support SH7206 processor"
252 select CPU_SH2A
Magnus Dammfbfa8932014-02-20 12:54:47 +0100253 select SYS_SUPPORTS_SH_CMT
254 select SYS_SUPPORTS_SH_MTU2
Paul Mundtb5f42db2007-11-08 18:38:14 +0900255
Paul Mundta8f67f42007-11-26 19:54:02 +0900256config CPU_SUBTYPE_SH7263
257 bool "Support SH7263 processor"
258 select CPU_SH2A
Paul Mundt74d99a52007-11-26 20:38:36 +0900259 select CPU_HAS_FPU
Magnus Dammfbfa8932014-02-20 12:54:47 +0100260 select SYS_SUPPORTS_SH_CMT
261 select SYS_SUPPORTS_SH_MTU2
Paul Mundta8f67f42007-11-26 19:54:02 +0900262
Phil Edworthy51ce3062012-05-09 07:59:27 +0100263config CPU_SUBTYPE_SH7264
264 bool "Support SH7264 processor"
265 select CPU_SH2A
266 select CPU_HAS_FPU
Magnus Dammfbfa8932014-02-20 12:54:47 +0100267 select SYS_SUPPORTS_SH_CMT
268 select SYS_SUPPORTS_SH_MTU2
Laurent Pinchart5946e7b2012-12-15 23:51:06 +0100269 select PINCTRL
Phil Edworthy51ce3062012-05-09 07:59:27 +0100270
Phil Edworthy0b25b7c2012-05-10 09:26:52 +0100271config CPU_SUBTYPE_SH7269
272 bool "Support SH7269 processor"
273 select CPU_SH2A
274 select CPU_HAS_FPU
Magnus Dammfbfa8932014-02-20 12:54:47 +0100275 select SYS_SUPPORTS_SH_CMT
276 select SYS_SUPPORTS_SH_MTU2
Laurent Pinchartfb872fc2012-12-15 23:51:07 +0100277 select PINCTRL
Phil Edworthy0b25b7c2012-05-10 09:26:52 +0100278
Paul Mundt2ad69902008-03-13 12:52:44 +0900279config CPU_SUBTYPE_MXG
280 bool "Support MX-G processor"
281 select CPU_SH2A
Magnus Dammfbfa8932014-02-20 12:54:47 +0100282 select SYS_SUPPORTS_SH_MTU2
Paul Mundt2ad69902008-03-13 12:52:44 +0900283 help
284 Select MX-G if running on an R8A03022BG part.
285
Paul Mundtb5f42db2007-11-08 18:38:14 +0900286# SH-3 Processor Support
287
288config CPU_SUBTYPE_SH7705
289 bool "Support SH7705 processor"
290 select CPU_SH3
291
292config CPU_SUBTYPE_SH7706
293 bool "Support SH7706 processor"
294 select CPU_SH3
295 help
296 Select SH7706 if you have a 133 Mhz SH-3 HD6417706 CPU.
297
298config CPU_SUBTYPE_SH7707
299 bool "Support SH7707 processor"
300 select CPU_SH3
301 help
302 Select SH7707 if you have a 60 Mhz SH-3 HD6417707 CPU.
303
304config CPU_SUBTYPE_SH7708
305 bool "Support SH7708 processor"
306 select CPU_SH3
307 help
308 Select SH7708 if you have a 60 Mhz SH-3 HD6417708S or
309 if you have a 100 Mhz SH-3 HD6417708R CPU.
310
311config CPU_SUBTYPE_SH7709
312 bool "Support SH7709 processor"
313 select CPU_SH3
314 help
315 Select SH7709 if you have a 80 Mhz SH-3 HD6417709 CPU.
316
317config CPU_SUBTYPE_SH7710
318 bool "Support SH7710 processor"
319 select CPU_SH3
320 select CPU_HAS_DSP
321 help
322 Select SH7710 if you have a SH3-DSP SH7710 CPU.
323
324config CPU_SUBTYPE_SH7712
325 bool "Support SH7712 processor"
326 select CPU_SH3
327 select CPU_HAS_DSP
328 help
329 Select SH7712 if you have a SH3-DSP SH7712 CPU.
330
331config CPU_SUBTYPE_SH7720
332 bool "Support SH7720 processor"
333 select CPU_SH3
334 select CPU_HAS_DSP
Magnus Dammfbfa8932014-02-20 12:54:47 +0100335 select SYS_SUPPORTS_SH_CMT
Paul Mundt7b61ca52011-06-30 15:04:38 +0900336 select USB_OHCI_SH if USB_OHCI_HCD
Laurent Pinchart85db6bf2012-12-15 23:51:08 +0100337 select PINCTRL
Paul Mundtb5f42db2007-11-08 18:38:14 +0900338 help
339 Select SH7720 if you have a SH3-DSP SH7720 CPU.
340
Yoshihiro Shimoda31a49c42007-12-26 11:45:06 +0900341config CPU_SUBTYPE_SH7721
342 bool "Support SH7721 processor"
343 select CPU_SH3
344 select CPU_HAS_DSP
Magnus Dammfbfa8932014-02-20 12:54:47 +0100345 select SYS_SUPPORTS_SH_CMT
Paul Mundt7b61ca52011-06-30 15:04:38 +0900346 select USB_OHCI_SH if USB_OHCI_HCD
Yoshihiro Shimoda31a49c42007-12-26 11:45:06 +0900347 help
348 Select SH7721 if you have a SH3-DSP SH7721 CPU.
349
Paul Mundtb5f42db2007-11-08 18:38:14 +0900350# SH-4 Processor Support
351
352config CPU_SUBTYPE_SH7750
353 bool "Support SH7750 processor"
354 select CPU_SH4
355 help
356 Select SH7750 if you have a 200 Mhz SH-4 HD6417750 CPU.
357
358config CPU_SUBTYPE_SH7091
359 bool "Support SH7091 processor"
360 select CPU_SH4
361 help
362 Select SH7091 if you have an SH-4 based Sega device (such as
363 the Dreamcast, Naomi, and Naomi 2).
364
365config CPU_SUBTYPE_SH7750R
366 bool "Support SH7750R processor"
367 select CPU_SH4
368
369config CPU_SUBTYPE_SH7750S
370 bool "Support SH7750S processor"
371 select CPU_SH4
372
373config CPU_SUBTYPE_SH7751
374 bool "Support SH7751 processor"
375 select CPU_SH4
376 help
377 Select SH7751 if you have a 166 Mhz SH-4 HD6417751 CPU,
378 or if you have a HD6417751R CPU.
379
380config CPU_SUBTYPE_SH7751R
381 bool "Support SH7751R processor"
382 select CPU_SH4
383
384config CPU_SUBTYPE_SH7760
385 bool "Support SH7760 processor"
386 select CPU_SH4
387
Paul Mundtb5f42db2007-11-08 18:38:14 +0900388# SH-4A Processor Support
389
Paul Mundt178dd0c2008-04-09 17:56:18 +0900390config CPU_SUBTYPE_SH7723
391 bool "Support SH7723 processor"
392 select CPU_SH4A
393 select CPU_SHX2
Paul Mundtdc65a972009-03-10 16:26:29 +0900394 select ARCH_SHMOBILE
Paul Mundt178dd0c2008-04-09 17:56:18 +0900395 select ARCH_SPARSEMEM_ENABLE
Magnus Dammfbfa8932014-02-20 12:54:47 +0100396 select SYS_SUPPORTS_SH_CMT
Laurent Pinchart16941a82012-12-15 23:51:10 +0100397 select PINCTRL
Paul Mundt178dd0c2008-04-09 17:56:18 +0900398 help
399 Select SH7723 if you have an SH-MobileR2 CPU.
400
Kuninori Morimoto0207a2e2009-04-16 14:40:56 +0900401config CPU_SUBTYPE_SH7724
402 bool "Support SH7724 processor"
403 select CPU_SH4A
404 select CPU_SHX2
Paul Mundt59fe7002009-04-16 15:43:42 +0900405 select ARCH_SHMOBILE
Kuninori Morimoto0207a2e2009-04-16 14:40:56 +0900406 select ARCH_SPARSEMEM_ENABLE
Magnus Dammfbfa8932014-02-20 12:54:47 +0100407 select SYS_SUPPORTS_SH_CMT
Laurent Pinchart18ebd222012-12-15 23:51:11 +0100408 select PINCTRL
Kuninori Morimoto0207a2e2009-04-16 14:40:56 +0900409 help
410 Select SH7724 if you have an SH-MobileR2R CPU.
411
Nobuhiro Iwamatsufea88a02012-04-12 15:45:32 +0900412config CPU_SUBTYPE_SH7734
413 bool "Support SH7734 processor"
414 select CPU_SH4A
415 select CPU_SHX2
Laurent Pinchart2c172182012-12-15 23:51:12 +0100416 select PINCTRL
Nobuhiro Iwamatsufea88a02012-04-12 15:45:32 +0900417 help
418 Select SH7734 if you have a SH4A SH7734 CPU.
419
Yoshihiro Shimodac01f0f12009-08-21 16:30:28 +0900420config CPU_SUBTYPE_SH7757
421 bool "Support SH7757 processor"
422 select CPU_SH4A
423 select CPU_SHX2
Laurent Pincharteb61b772012-12-15 23:51:13 +0100424 select PINCTRL
Yoshihiro Shimodac01f0f12009-08-21 16:30:28 +0900425 help
426 Select SH7757 if you have a SH4A SH7757 CPU.
427
Yoshihiro Shimoda7d740a02008-01-07 14:40:07 +0900428config CPU_SUBTYPE_SH7763
429 bool "Support SH7763 processor"
430 select CPU_SH4A
Paul Mundt7b61ca52011-06-30 15:04:38 +0900431 select USB_OHCI_SH if USB_OHCI_HCD
Yoshihiro Shimoda7d740a02008-01-07 14:40:07 +0900432 help
433 Select SH7763 if you have a SH4A SH7763(R5S77631) CPU.
434
Paul Mundtb5f42db2007-11-08 18:38:14 +0900435config CPU_SUBTYPE_SH7770
436 bool "Support SH7770 processor"
437 select CPU_SH4A
438
439config CPU_SUBTYPE_SH7780
440 bool "Support SH7780 processor"
441 select CPU_SH4A
442
443config CPU_SUBTYPE_SH7785
444 bool "Support SH7785 processor"
445 select CPU_SH4A
446 select CPU_SHX2
447 select ARCH_SPARSEMEM_ENABLE
448 select SYS_SUPPORTS_NUMA
Laurent Pinchart77bd27b2012-12-15 23:51:14 +0100449 select PINCTRL
Paul Mundtb5f42db2007-11-08 18:38:14 +0900450
Kuninori Morimoto55ba99e2009-03-03 15:40:25 +0900451config CPU_SUBTYPE_SH7786
452 bool "Support SH7786 processor"
453 select CPU_SH4A
Paul Mundt37042fb2009-03-03 15:57:02 +0900454 select CPU_SHX3
Paul Mundt8263a672009-03-17 17:49:49 +0900455 select CPU_HAS_PTEAEX
Paul Mundt2eb2a432009-06-19 16:00:00 +0900456 select GENERIC_CLOCKEVENTS_BROADCAST if SMP
Paul Mundt7b61ca52011-06-30 15:04:38 +0900457 select USB_OHCI_SH if USB_OHCI_HCD
Paul Mundt7b61ca52011-06-30 15:04:38 +0900458 select USB_EHCI_SH if USB_EHCI_HCD
Laurent Pinchartc0fdbff2012-12-15 23:51:15 +0100459 select PINCTRL
Kuninori Morimoto55ba99e2009-03-03 15:40:25 +0900460
Paul Mundtb5f42db2007-11-08 18:38:14 +0900461config CPU_SUBTYPE_SHX3
462 bool "Support SH-X3 processor"
463 select CPU_SH4A
464 select CPU_SHX3
Paul Mundt58402632008-09-05 15:36:39 +0900465 select GENERIC_CLOCKEVENTS_BROADCAST if SMP
Linus Walleijfdcfdfa2016-04-19 13:26:08 +0200466 select GPIOLIB
Laurent Pinchart3e347f02012-12-15 23:51:16 +0100467 select PINCTRL
Paul Mundtb5f42db2007-11-08 18:38:14 +0900468
469# SH4AL-DSP Processor Support
470
471config CPU_SUBTYPE_SH7343
472 bool "Support SH7343 processor"
473 select CPU_SH4AL_DSP
Paul Mundtdc65a972009-03-10 16:26:29 +0900474 select ARCH_SHMOBILE
Magnus Dammfbfa8932014-02-20 12:54:47 +0100475 select SYS_SUPPORTS_SH_CMT
Paul Mundtb5f42db2007-11-08 18:38:14 +0900476
477config CPU_SUBTYPE_SH7722
478 bool "Support SH7722 processor"
479 select CPU_SH4AL_DSP
480 select CPU_SHX2
Paul Mundtdc65a972009-03-10 16:26:29 +0900481 select ARCH_SHMOBILE
Paul Mundtb5f42db2007-11-08 18:38:14 +0900482 select ARCH_SPARSEMEM_ENABLE
483 select SYS_SUPPORTS_NUMA
Magnus Dammfbfa8932014-02-20 12:54:47 +0100484 select SYS_SUPPORTS_SH_CMT
Laurent Pinchartef97c3c2012-12-15 23:51:09 +0100485 select PINCTRL
Paul Mundtb5f42db2007-11-08 18:38:14 +0900486
Magnus Damm9109a302008-02-08 17:31:24 +0900487config CPU_SUBTYPE_SH7366
488 bool "Support SH7366 processor"
489 select CPU_SH4AL_DSP
490 select CPU_SHX2
Paul Mundtdc65a972009-03-10 16:26:29 +0900491 select ARCH_SHMOBILE
Magnus Damm9109a302008-02-08 17:31:24 +0900492 select ARCH_SPARSEMEM_ENABLE
493 select SYS_SUPPORTS_NUMA
Magnus Dammfbfa8932014-02-20 12:54:47 +0100494 select SYS_SUPPORTS_SH_CMT
Magnus Damm9109a302008-02-08 17:31:24 +0900495
Paul Mundt3cc000b2009-04-11 08:39:27 +0900496endchoice
497
Paul Mundtcad82442006-01-16 22:14:19 -0800498source "arch/sh/mm/Kconfig"
Paul Mundt939a24a2008-07-29 21:41:37 +0900499
Paul Mundt4690bdc2007-11-09 13:45:42 +0900500source "arch/sh/Kconfig.cpu"
Paul Mundtcad82442006-01-16 22:14:19 -0800501
Paul Mundt939a24a2008-07-29 21:41:37 +0900502source "arch/sh/boards/Kconfig"
Paul Mundtf3d22292007-05-14 17:29:12 +0900503
Paul Mundt32351a22007-03-12 14:38:59 +0900504menu "Timer and clock configuration"
505
Paul Mundtcad82442006-01-16 22:14:19 -0800506config SH_PCLK_FREQ
507 int "Peripheral clock frequency (in Hz)"
Paul Mundt8152a742009-12-29 11:09:30 +0900508 depends on SH_CLK_CPG_LEGACY
Yoshinori Sato9d4436a2006-11-05 15:40:13 +0900509 default "31250000" if CPU_SUBTYPE_SH7619
Paul Mundt8152a742009-12-29 11:09:30 +0900510 default "33333333" if CPU_SUBTYPE_SH7770 || \
511 CPU_SUBTYPE_SH7760 || \
512 CPU_SUBTYPE_SH7705 || \
513 CPU_SUBTYPE_SH7203 || \
514 CPU_SUBTYPE_SH7206 || \
515 CPU_SUBTYPE_SH7263 || \
Paul Mundt43a18392010-01-19 19:37:14 +0900516 CPU_SUBTYPE_MXG
Paul Mundt05627482007-05-15 16:25:47 +0900517 default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
Paul Mundt05627482007-05-15 16:25:47 +0900518 default "50000000"
Paul Mundtcad82442006-01-16 22:14:19 -0800519 help
520 This option is used to specify the peripheral clock frequency.
521 This is necessary for determining the reference clock value on
522 platforms lacking an RTC.
523
Paul Mundt36aa1e32009-05-22 14:00:34 +0900524config SH_CLK_CPG
525 def_bool y
526
Paul Mundt253b0882009-05-13 17:38:11 +0900527config SH_CLK_CPG_LEGACY
Paul Mundt36aa1e32009-05-22 14:00:34 +0900528 depends on SH_CLK_CPG
Paul Mundt43a18392010-01-19 19:37:14 +0900529 def_bool y if !CPU_SUBTYPE_SH7785 && !ARCH_SHMOBILE && \
Phil Edworthy51ce3062012-05-09 07:59:27 +0100530 !CPU_SHX3 && !CPU_SUBTYPE_SH7757 && \
Paul Mundtbcb86e02012-05-10 17:20:56 +0900531 !CPU_SUBTYPE_SH7734 && !CPU_SUBTYPE_SH7264 && \
532 !CPU_SUBTYPE_SH7269
Paul Mundt253b0882009-05-13 17:38:11 +0900533
Paul Mundt32351a22007-03-12 14:38:59 +0900534endmenu
535
Paul Mundtcad82442006-01-16 22:14:19 -0800536menu "CPU Frequency scaling"
Paul Mundtcad82442006-01-16 22:14:19 -0800537source "drivers/cpufreq/Kconfig"
Paul Mundtcad82442006-01-16 22:14:19 -0800538endmenu
539
Paul Mundt9f5e8ee2006-11-24 11:22:57 +0900540source "arch/sh/drivers/Kconfig"
541
Paul Mundtcad82442006-01-16 22:14:19 -0800542endmenu
543
Paul Mundtcad82442006-01-16 22:14:19 -0800544menu "Kernel features"
545
Masahiro Yamada8636a1f2018-12-11 20:01:04 +0900546source "kernel/Kconfig.hz"
Paul Mundt91b91d02006-09-27 18:08:33 +0900547
Eric DeVolder40445d062023-07-12 12:15:44 -0400548config ARCH_SUPPORTS_KEXEC
549 def_bool MMU
Paul Mundtcad82442006-01-16 22:14:19 -0800550
Eric DeVolder40445d062023-07-12 12:15:44 -0400551config ARCH_SUPPORTS_CRASH_DUMP
552 def_bool BROKEN_ON_SMP
Paul Mundtcad82442006-01-16 22:14:19 -0800553
Eric DeVolder40445d062023-07-12 12:15:44 -0400554config ARCH_SUPPORTS_KEXEC_JUMP
555 def_bool y
Magnus Dammb7cf6dd2009-03-18 08:51:29 +0000556
Simon Hormane66ac3f2011-09-15 20:13:00 +0900557config PHYSICAL_START
558 hex "Physical address where the kernel is loaded" if (EXPERT || CRASH_DUMP)
559 default MEMORY_START
Masahiro Yamadaa7f7f622020-06-14 01:50:22 +0900560 help
Simon Hormane66ac3f2011-09-15 20:13:00 +0900561 This gives the physical address where the kernel is loaded
562 and is ordinarily the same as MEMORY_START.
563
564 Different values are primarily used in the case of kexec on panic
565 where the fail safe kernel needs to run at a different address
566 than the panic-ed kernel.
567
Linus Torvalds1da177e2005-04-16 15:20:36 -0700568config SMP
569 bool "Symmetric multi-processing support"
Paul Mundt357d5942007-06-11 15:32:07 +0900570 depends on SYS_SUPPORTS_SMP
Masahiro Yamadaa7f7f622020-06-14 01:50:22 +0900571 help
Linus Torvalds1da177e2005-04-16 15:20:36 -0700572 This enables support for systems with more than one CPU. If you have
Robert Graffham4a474152014-01-23 15:55:29 -0800573 a system with only one CPU, say N. If you have a system with more
574 than one CPU, say Y.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700575
Robert Graffham4a474152014-01-23 15:55:29 -0800576 If you say N here, the kernel will run on uni- and multiprocessor
Linus Torvalds1da177e2005-04-16 15:20:36 -0700577 machines, but will use only one CPU of a multiprocessor machine. If
578 you say Y here, the kernel will run on many, but not all,
Robert Graffham4a474152014-01-23 15:55:29 -0800579 uniprocessor machines. On a uniprocessor machine, the kernel
Linus Torvalds1da177e2005-04-16 15:20:36 -0700580 will run faster if you say N here.
581
582 People using multiprocessor machines who say Y here should also say
583 Y to "Enhanced Real Time Clock Support", below.
584
Mauro Carvalho Chehab4f4cfa62019-06-27 14:56:51 -0300585 See also <file:Documentation/admin-guide/lockup-watchdogs.rst> and the SMP-HOWTO
Alexander A. Klimov91194e92020-07-12 13:11:18 +0200586 available at <https://www.tldp.org/docs.html#howto>.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700587
588 If you don't know what to do here, say N.
589
590config NR_CPUS
591 int "Maximum number of CPUs (2-32)"
592 range 2 32
593 depends on SMP
Paul Mundt2eb2a432009-06-19 16:00:00 +0900594 default "4" if CPU_SUBTYPE_SHX3
Linus Torvalds1da177e2005-04-16 15:20:36 -0700595 default "2"
596 help
597 This allows you to specify the maximum number of CPUs which this
598 kernel will support. The maximum supported value is 32 and the
599 minimum value which makes sense is 2.
600
601 This is purely to save memory - each supported CPU adds
602 approximately eight kilobytes to the kernel image.
603
Paul Mundt763142d2010-04-26 19:08:55 +0900604config HOTPLUG_CPU
605 bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
Stephen Rothwell40b31362013-05-21 13:49:35 +1000606 depends on SMP
Paul Mundt763142d2010-04-26 19:08:55 +0900607 help
608 Say Y here to experiment with turning CPUs off and on. CPUs
609 can be controlled through /sys/devices/system/cpu.
610
Paul Mundt83662462007-09-28 16:04:49 +0900611config GUSA
612 def_bool y
Arnd Bergmann37744fe2020-04-20 11:37:12 +0200613 depends on !SMP
Paul Mundt83662462007-09-28 16:04:49 +0900614 help
615 This enables support for gUSA (general UserSpace Atomicity).
616 This is the default implementation for both UP and non-ll/sc
617 CPUs, and is used by the libc, amongst others.
618
619 For additional information, design information can be found
620 in <http://lc.linux.or.jp/lc2002/papers/niibe0919p.pdf>.
621
622 This should only be disabled for special cases where alternate
623 atomicity implementations exist.
624
Stuart Menefy1efe4ce2007-11-30 16:12:36 +0900625config GUSA_RB
626 bool "Implement atomic operations by roll-back (gRB) (EXPERIMENTAL)"
627 depends on GUSA && CPU_SH3 || (CPU_SH4 && !CPU_SH4A)
628 help
629 Enabling this option will allow the kernel to implement some
Matt LaPlante692105b2009-01-26 11:12:25 +0100630 atomic operations using a software implementation of load-locked/
Stuart Menefy1efe4ce2007-11-30 16:12:36 +0900631 store-conditional (LLSC). On machines which do not have hardware
632 LLSC, this should be more efficient than the other alternative of
Matt LaPlante692105b2009-01-26 11:12:25 +0100633 disabling interrupts around the atomic sequence.
Stuart Menefy1efe4ce2007-11-30 16:12:36 +0900634
Matt Fleming86c8c042010-09-10 20:36:23 +0100635config HW_PERF_EVENTS
636 bool "Enable hardware performance counter support for perf events"
637 depends on PERF_EVENTS && CPU_HAS_PMU
638 default y
639 help
640 Enable hardware performance counter support for perf events. If
641 disabled, perf events will use software events only.
642
Paul Mundt43b87742010-04-13 14:43:03 +0900643source "drivers/sh/Kconfig"
644
Paul Mundtcad82442006-01-16 22:14:19 -0800645endmenu
646
647menu "Boot options"
648
Rich Felker190fe192016-03-26 01:24:30 +0000649config USE_BUILTIN_DTB
650 bool "Use builtin DTB"
651 default n
652 depends on SH_DEVICE_TREE
653 help
654 Link a device tree blob for particular hardware into the kernel,
655 suppressing use of the DTB pointer provided by the bootloader.
656 This option should only be used with legacy bootloaders that are
657 not capable of providing a DTB to the kernel, or for experimental
658 hardware without stable device tree bindings.
659
660config BUILTIN_DTB_SOURCE
661 string "Source file for builtin DTB"
662 default ""
663 depends on USE_BUILTIN_DTB
664 help
665 Base name (without suffix, relative to arch/sh/boot/dts) for the
666 a DTS file that will be used to produce the DTB linked into the
667 kernel.
668
Paul Mundtcad82442006-01-16 22:14:19 -0800669config ZERO_PAGE_OFFSET
Paul Mundtb412a49a2009-05-10 01:23:25 +0900670 hex
671 default "0x00010000" if PAGE_SIZE_64KB || SH_RTS7751R2D || \
672 SH_7751_SOLUTION_ENGINE
673 default "0x00004000" if PAGE_SIZE_16KB || SH_SH03
Paul Mundt7a847f82006-12-26 15:29:19 +0900674 default "0x00002000" if PAGE_SIZE_8KB
Paul Mundtcad82442006-01-16 22:14:19 -0800675 default "0x00001000"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700676 help
Paul Mundtcad82442006-01-16 22:14:19 -0800677 This sets the default offset of zero page.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700678
Paul Mundtcad82442006-01-16 22:14:19 -0800679config BOOT_LINK_OFFSET
Paul Mundtb412a49a2009-05-10 01:23:25 +0900680 hex
681 default "0x00210000" if SH_SHMIN
Paul Mundtb412a49a2009-05-10 01:23:25 +0900682 default "0x00810000" if SH_7780_SOLUTION_ENGINE
683 default "0x009e0000" if SH_TITAN
684 default "0x01800000" if SH_SDK7780
685 default "0x02000000" if SH_EDOSK7760
Paul Mundtcad82442006-01-16 22:14:19 -0800686 default "0x00800000"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700687 help
Paul Mundtcad82442006-01-16 22:14:19 -0800688 This option allows you to set the link address offset of the zImage.
689 This can be useful if you are on a board which has a small amount of
690 memory.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700691
Paul Mundtb412a49a2009-05-10 01:23:25 +0900692config ENTRY_OFFSET
693 hex
694 default "0x00001000" if PAGE_SIZE_4KB
695 default "0x00002000" if PAGE_SIZE_8KB
696 default "0x00004000" if PAGE_SIZE_16KB
697 default "0x00010000" if PAGE_SIZE_64KB
698 default "0x00000000"
699
Magnus Damm4705b2e2010-05-18 14:43:15 +0000700config ROMIMAGE_MMCIF
701 bool "Include MMCIF loader in romImage (EXPERIMENTAL)"
Kees Cook0d57af12013-01-16 18:53:26 -0800702 depends on CPU_SUBTYPE_SH7724
Magnus Damm4705b2e2010-05-18 14:43:15 +0000703 help
704 Say Y here to include experimental MMCIF loading code in
705 romImage. With this enabled it is possible to write the romImage
706 kernel image to an MMC card and boot the kernel straight from
707 the reset vector. At reset the processor Mask ROM will load the
708 first part of the romImage which in turn loads the rest the kernel
709 image to RAM using the MMCIF hardware block.
710
Pawel Molld724a9c2009-08-24 16:25:38 +0900711choice
712 prompt "Kernel command line"
Pawel Molld724a9c2009-08-24 16:25:38 +0900713 default CMDLINE_OVERWRITE
714 help
715 Setting this option allows the kernel command line arguments
716 to be set.
717
718config CMDLINE_OVERWRITE
719 bool "Overwrite bootloader kernel arguments"
720 help
721 Given string will overwrite any arguments passed in by
722 a bootloader.
723
724config CMDLINE_EXTEND
725 bool "Extend bootloader kernel arguments"
726 help
727 Given string will be concatenated with arguments passed in
728 by a bootloader.
729
Masahiro Yamadad9a1dab2024-04-23 01:41:03 +0900730config CMDLINE_FROM_BOOTLOADER
731 bool "Use bootloader kernel arguments"
732 help
733 Uses the command-line options passed by the boot loader.
734
Pawel Molld724a9c2009-08-24 16:25:38 +0900735endchoice
Linus Torvalds1da177e2005-04-16 15:20:36 -0700736
Paul Mundtcad82442006-01-16 22:14:19 -0800737config CMDLINE
Pawel Molld724a9c2009-08-24 16:25:38 +0900738 string "Kernel command line arguments string"
739 depends on CMDLINE_OVERWRITE || CMDLINE_EXTEND
Paul Mundtcad82442006-01-16 22:14:19 -0800740 default "console=ttySC1,115200"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700741
742endmenu
743
Paul Mundtcad82442006-01-16 22:14:19 -0800744menu "Bus options"
Linus Torvalds1da177e2005-04-16 15:20:36 -0700745
Adrian McMenamin17be2d22007-09-21 15:55:55 +0900746config MAPLE
Paul Mundte16038a2009-01-09 15:12:30 +0900747 bool "Maple Bus support"
748 depends on SH_DREAMCAST
749 help
750 The Maple Bus is SEGA's serial communication bus for peripherals
751 on the Dreamcast. Without this bus support you won't be able to
752 get your Dreamcast keyboard etc to work, so most users
753 probably want to say 'Y' here, unless you are only using the
754 Dreamcast with a serial line terminal or a remote network
755 connection.
Adrian McMenamin17be2d22007-09-21 15:55:55 +0900756
Linus Torvalds1da177e2005-04-16 15:20:36 -0700757endmenu
758
Andriy Skulysh3aa770e2006-09-27 16:20:22 +0900759menu "Power management options (EXPERIMENTAL)"
Johannes Bergf4cb5702007-12-08 02:14:00 +0100760
Magnus Dammc6f17cb2008-12-04 22:45:20 +0900761source "kernel/power/Kconfig"
762
763source "drivers/cpuidle/Kconfig"
Andriy Skulysh3aa770e2006-09-27 16:20:22 +0900764
Andriy Skulysh3aa770e2006-09-27 16:20:22 +0900765endmenu