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Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1	#
				2	# For a description of the syntax of this configuration file,
				3	# see Documentation/kbuild/kconfig-language.txt.
				4	#
				5
				6	mainmenu "Linux Kernel Configuration"
				7
				8	config ARM
				9	bool
				10	default y
David Woodhouse	e17c6d5	2008-06-17 12:19:34 +0100	[diff] [blame]	11	select HAVE_AOUT
Adrian Bunk	2064c94	2008-04-28 23:44:43 +0200	[diff] [blame]	12	select HAVE_IDE
Russell King	2778f62	2010-07-09 16:27:52 +0100	[diff] [blame]	13	select HAVE_MEMBLOCK
Alessandro Zummo	12b824f	2006-03-27 01:16:35 -0800	[diff] [blame]	14	select RTC_LIB
Ralf Baechle	75e7153	2007-02-09 17:08:58 +0000	[diff] [blame]	15	select SYS_SUPPORTS_APM_EMULATION
Will Deacon	24b44a6	2010-01-20 19:05:07 +0100	[diff] [blame]	16	select GENERIC_ATOMIC64 if (!CPU_32v6K)
Will Deacon	fe16614	2010-04-30 11:37:51 +0100	[diff] [blame]	17	select HAVE_OPROFILE if (HAVE_PERF_EVENTS)
Jason Wessel	5cbad0e	2008-02-20 13:33:40 -0600	[diff] [blame]	18	select HAVE_ARCH_KGDB
Mathieu Desnoyers	3f55009	2008-02-02 15:10:35 -0500	[diff] [blame]	19	select HAVE_KPROBES if (!XIP_KERNEL)
Ananth N Mavinakayanahalli	9edddaa	2008-03-04 14:28:37 -0800	[diff] [blame]	20	select HAVE_KRETPROBES if (HAVE_KPROBES)
Steven Rostedt	606576c	2008-10-06 19:06:12 -0400	[diff] [blame]	21	select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
Dmitry Baryshkov	1fe5326	2008-07-18 13:30:14 +0400	[diff] [blame]	22	select HAVE_GENERIC_DMA_COHERENT
Albin Tonnerre	e7db7b4	2010-01-08 14:42:43 -0800	[diff] [blame]	23	select HAVE_KERNEL_GZIP
				24	select HAVE_KERNEL_LZO
Albin Tonnerre	6e8699f	2010-04-03 11:40:28 +0100	[diff] [blame]	25	select HAVE_KERNEL_LZMA
Jamie Iles	7ada189	2010-02-02 20:24:58 +0100	[diff] [blame]	26	select HAVE_PERF_EVENTS
				27	select PERF_USE_VMALLOC
Will Deacon	e513f8b	2010-06-25 12:24:53 +0100	[diff] [blame]	28	select HAVE_REGS_AND_STACK_ACCESS_API
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	29	help
				30	The ARM series is a line of low-power-consumption RISC chip designs
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	31	licensed by ARM Ltd and targeted at embedded applications and
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	32	handhelds such as the Compaq IPAQ. ARM-based PCs are no longer
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	33	manufactured, but legacy ARM-based PC hardware remains popular in
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	34	Europe. There is an ARM Linux project with a web page at
				35	<http://www.arm.linux.org.uk/>.
				36
Russell King	1a189b9	2008-04-13 21:41:55 +0100	[diff] [blame]	37	config HAVE_PWM
				38	bool
				39
Ralf Baechle	75e7153	2007-02-09 17:08:58 +0000	[diff] [blame]	40	config SYS_SUPPORTS_APM_EMULATION
				41	bool
				42
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	43	config GENERIC_GPIO
				44	bool
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	45
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	46	config ARCH_USES_GETTIMEOFFSET
				47	bool
				48	default n
Kevin Hilman	746140c	2006-09-22 00:16:30 +0100	[diff] [blame]	49
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	50	config GENERIC_CLOCKEVENTS
				51	bool
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	52
Catalin Marinas	a8655e8	2008-02-04 17:30:57 +0100	[diff] [blame]	53	config GENERIC_CLOCKEVENTS_BROADCAST
				54	bool
				55	depends on GENERIC_CLOCKEVENTS
Russell King	5388a6b	2010-07-26 13:19:43 +0100	[diff] [blame]	56	default y if SMP
Catalin Marinas	a8655e8	2008-02-04 17:30:57 +0100	[diff] [blame]	57
Linus Walleij	bc58177	2009-09-15 17:30:37 +0100	[diff] [blame]	58	config HAVE_TCM
				59	bool
				60	select GENERIC_ALLOCATOR
				61
Russell King	e119bff	2010-01-10 17:23:29 +0000	[diff] [blame]	62	config HAVE_PROC_CPU
				63	bool
				64
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	65	config NO_IOPORT
				66	bool
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	67
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	68	config EISA
				69	bool
				70	---help---
				71	The Extended Industry Standard Architecture (EISA) bus was
				72	developed as an open alternative to the IBM MicroChannel bus.
				73
				74	The EISA bus provided some of the features of the IBM MicroChannel
				75	bus while maintaining backward compatibility with cards made for
				76	the older ISA bus. The EISA bus saw limited use between 1988 and
				77	1995 when it was made obsolete by the PCI bus.
				78
				79	Say Y here if you are building a kernel for an EISA-based machine.
				80
				81	Otherwise, say N.
				82
				83	config SBUS
				84	bool
				85
				86	config MCA
				87	bool
				88	help
				89	MicroChannel Architecture is found in some IBM PS/2 machines and
				90	laptops. It is a bus system similar to PCI or ISA. See
				91	<file:Documentation/mca.txt> (and especially the web page given
				92	there) before attempting to build an MCA bus kernel.
				93
Thomas Gleixner	4a2581a	2006-07-01 22:30:09 +0100	[diff] [blame]	94	config GENERIC_HARDIRQS
				95	bool
				96	default y
				97
Russell King	f16fb1e	2007-04-28 09:59:37 +0100	[diff] [blame]	98	config STACKTRACE_SUPPORT
				99	bool
				100	default y
				101
Nicolas Pitre	f76e915	2008-04-24 01:31:46 -0400	[diff] [blame]	102	config HAVE_LATENCYTOP_SUPPORT
				103	bool
				104	depends on !SMP
				105	default y
				106
Russell King	f16fb1e	2007-04-28 09:59:37 +0100	[diff] [blame]	107	config LOCKDEP_SUPPORT
				108	bool
				109	default y
				110
Russell King	7ad1bcb	2006-08-27 12:07:02 +0100	[diff] [blame]	111	config TRACE_IRQFLAGS_SUPPORT
				112	bool
				113	default y
				114
Thomas Gleixner	4a2581a	2006-07-01 22:30:09 +0100	[diff] [blame]	115	config HARDIRQS_SW_RESEND
				116	bool
				117	default y
				118
				119	config GENERIC_IRQ_PROBE
				120	bool
				121	default y
				122
Nick Piggin	95c354f	2008-01-30 13:31:20 +0100	[diff] [blame]	123	config GENERIC_LOCKBREAK
				124	bool
				125	default y
				126	depends on SMP && PREEMPT
				127
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	128	config RWSEM_GENERIC_SPINLOCK
				129	bool
				130	default y
				131
				132	config RWSEM_XCHGADD_ALGORITHM
				133	bool
				134
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	135	config ARCH_HAS_ILOG2_U32
				136	bool
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	137
				138	config ARCH_HAS_ILOG2_U64
				139	bool
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	140
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	141	config ARCH_HAS_CPUFREQ
				142	bool
				143	help
				144	Internal node to signify that the ARCH has CPUFREQ support
				145	and that the relevant menu configurations are displayed for
				146	it.
				147
Akinobu Mita	b89c3b1	2006-03-26 01:39:19 -0800	[diff] [blame]	148	config GENERIC_HWEIGHT
				149	bool
				150	default y
				151
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	152	config GENERIC_CALIBRATE_DELAY
				153	bool
				154	default y
				155
viro@ZenIV.linux.org.uk	a08b6b7	2005-09-06 01:48:42 +0100	[diff] [blame]	156	config ARCH_MAY_HAVE_PC_FDC
				157	bool
				158
Christoph Lameter	5ac6da6	2007-02-10 01:43:14 -0800	[diff] [blame]	159	config ZONE_DMA
				160	bool
Christoph Lameter	5ac6da6	2007-02-10 01:43:14 -0800	[diff] [blame]	161
FUJITA Tomonori	ccd7ab7	2010-03-10 15:23:23 -0800	[diff] [blame]	162	config NEED_DMA_MAP_STATE
				163	def_bool y
				164
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	165	config GENERIC_ISA_DMA
				166	bool
				167
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	168	config FIQ
				169	bool
				170
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	171	config ARCH_MTD_XIP
				172	bool
				173
Paulius Zaleckas	60a752e	2008-06-25 13:33:14 +0100	[diff] [blame]	174	config GENERIC_HARDIRQS_NO__DO_IRQ
Paulius Zaleckas	60a752e	2008-06-25 13:33:14 +0100	[diff] [blame]	175	def_bool y
				176
Kukjin Kim	d6d502f	2010-02-22 00:02:59 +0100	[diff] [blame]	177	config ARM_L1_CACHE_SHIFT_6
				178	bool
				179	help
				180	Setting ARM L1 cache line size to 64 Bytes.
				181
Hyok S. Choi	c760fc1	2006-03-27 15:18:50 +0100	[diff] [blame]	182	config VECTORS_BASE
				183	hex
Hyok S. Choi	6afd6fa	2006-09-28 21:46:34 +0900	[diff] [blame]	184	default 0xffff0000 if MMU \|\| CPU_HIGH_VECTOR
Hyok S. Choi	c760fc1	2006-03-27 15:18:50 +0100	[diff] [blame]	185	default DRAM_BASE if REMAP_VECTORS_TO_RAM
				186	default 0x00000000
				187	help
				188	The base address of exception vectors.
				189
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	190	source "init/Kconfig"
				191
Matt Helsley	dc52ddc	2008-10-18 20:27:21 -0700	[diff] [blame]	192	source "kernel/Kconfig.freezer"
				193
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	194	menu "System Type"
				195
Hyok S. Choi	3c42797	2009-07-24 12:35:00 +0100	[diff] [blame]	196	config MMU
				197	bool "MMU-based Paged Memory Management Support"
				198	default y
				199	help
				200	Select if you want MMU-based virtualised addressing space
				201	support by paged memory management. If unsure, say 'Y'.
				202
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	203	#
				204	# The "ARM system type" choice list is ordered alphabetically by option
				205	# text. Please add new entries in the option alphabetic order.
				206	#
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	207	choice
				208	prompt "ARM system type"
Catalin Marinas	6a0e243	2006-03-07 14:42:27 +0000	[diff] [blame]	209	default ARCH_VERSATILE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	210
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	211	config ARCH_AAEC2000
				212	bool "Agilent AAEC-2000 based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	213	select CPU_ARM920T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	214	select ARM_AMBA
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	215	select HAVE_CLK
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	216	select ARCH_USES_GETTIMEOFFSET
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	217	help
				218	This enables support for systems based on the Agilent AAEC-2000
				219
				220	config ARCH_INTEGRATOR
				221	bool "ARM Ltd. Integrator family"
				222	select ARM_AMBA
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	223	select ARCH_HAS_CPUFREQ
Russell King	d72fbdf	2008-11-08 20:08:08 +0000	[diff] [blame]	224	select COMMON_CLKDEV
Russell King	c5a0adb	2010-01-16 20:16:10 +0000	[diff] [blame]	225	select ICST
Russell King	13edd86	2010-01-15 21:49:23 +0000	[diff] [blame]	226	select GENERIC_CLOCKEVENTS
Russell King	f4b8b31	2010-01-14 12:48:06 +0000	[diff] [blame]	227	select PLAT_VERSATILE
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	228	help
				229	Support for ARM's Integrator platform.
				230
				231	config ARCH_REALVIEW
				232	bool "ARM Ltd. RealView family"
				233	select ARM_AMBA
Russell King	cf30fb4	2008-11-08 20:05:55 +0000	[diff] [blame]	234	select COMMON_CLKDEV
Russell King	c5a0adb	2010-01-16 20:16:10 +0000	[diff] [blame]	235	select ICST
Catalin Marinas	ae30cea	2008-02-04 17:26:55 +0100	[diff] [blame]	236	select GENERIC_CLOCKEVENTS
Russell King	eb7fffa	2009-07-05 22:41:31 +0100	[diff] [blame]	237	select ARCH_WANT_OPTIONAL_GPIOLIB
Russell King	f4b8b31	2010-01-14 12:48:06 +0000	[diff] [blame]	238	select PLAT_VERSATILE
Russell King	e388771	2010-01-14 13:30:16 +0000	[diff] [blame]	239	select ARM_TIMER_SP804
Colin Tuckley	b56ba8a	2010-02-24 15:23:10 +0100	[diff] [blame]	240	select GPIO_PL061 if GPIOLIB
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	241	help
				242	This enables support for ARM Ltd RealView boards.
				243
				244	config ARCH_VERSATILE
				245	bool "ARM Ltd. Versatile family"
				246	select ARM_AMBA
				247	select ARM_VIC
Russell King	71a06da	2008-11-08 20:13:53 +0000	[diff] [blame]	248	select COMMON_CLKDEV
Russell King	c5a0adb	2010-01-16 20:16:10 +0000	[diff] [blame]	249	select ICST
Kevin Hilman	89df127	2007-03-08 20:30:38 +0100	[diff] [blame]	250	select GENERIC_CLOCKEVENTS
Russell King	bbeddc4	2009-07-05 22:43:01 +0100	[diff] [blame]	251	select ARCH_WANT_OPTIONAL_GPIOLIB
Russell King	f4b8b31	2010-01-14 12:48:06 +0000	[diff] [blame]	252	select PLAT_VERSATILE
Russell King	e388771	2010-01-14 13:30:16 +0000	[diff] [blame]	253	select ARM_TIMER_SP804
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	254	help
				255	This enables support for ARM Ltd Versatile board.
				256
Russell King	ceade89	2010-02-11 21:44:53 +0000	[diff] [blame]	257	config ARCH_VEXPRESS
				258	bool "ARM Ltd. Versatile Express family"
				259	select ARCH_WANT_OPTIONAL_GPIOLIB
				260	select ARM_AMBA
				261	select ARM_TIMER_SP804
				262	select COMMON_CLKDEV
				263	select GENERIC_CLOCKEVENTS
Russell King	ceade89	2010-02-11 21:44:53 +0000	[diff] [blame]	264	select HAVE_CLK
				265	select ICST
				266	select PLAT_VERSATILE
				267	help
				268	This enables support for the ARM Ltd Versatile Express boards.
				269
Andrew Victor	8fc5ffa	2006-06-29 16:06:33 +0100	[diff] [blame]	270	config ARCH_AT91
				271	bool "Atmel AT91"
Ryan Mallon	f373e8c	2009-02-10 21:02:08 +0100	[diff] [blame]	272	select ARCH_REQUIRE_GPIOLIB
David Brownell	93686ae	2008-07-28 15:46:22 -0700	[diff] [blame]	273	select HAVE_CLK
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	274	select ARCH_USES_GETTIMEOFFSET
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	275	help
Andrew Victor	2b3b351	2008-01-24 15:10:39 +0100	[diff] [blame]	276	This enables support for systems based on the Atmel AT91RM9200,
				277	AT91SAM9 and AT91CAP9 processors.
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	278
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	279	config ARCH_BCMRING
				280	bool "Broadcom BCMRING"
				281	depends on MMU
				282	select CPU_V6
				283	select ARM_AMBA
				284	select COMMON_CLKDEV
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	285	select GENERIC_CLOCKEVENTS
				286	select ARCH_WANT_OPTIONAL_GPIOLIB
				287	help
				288	Support for Broadcom's BCMRing platform.
				289
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	290	config ARCH_CLPS711X
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	291	bool "Cirrus Logic CLPS711x/EP721x-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	292	select CPU_ARM720T
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	293	select ARCH_USES_GETTIMEOFFSET
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	294	help
				295	Support for Cirrus Logic 711x/721x based boards.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	296
Anton Vorontsov	d94f944	2010-03-25 17:12:41 +0300	[diff] [blame]	297	config ARCH_CNS3XXX
				298	bool "Cavium Networks CNS3XXX family"
				299	select CPU_V6
Anton Vorontsov	d94f944	2010-03-25 17:12:41 +0300	[diff] [blame]	300	select GENERIC_CLOCKEVENTS
				301	select ARM_GIC
Anton Vorontsov	5f32f7a	2010-05-28 13:10:52 +0400	[diff] [blame]	302	select PCI_DOMAINS if PCI
Anton Vorontsov	d94f944	2010-03-25 17:12:41 +0300	[diff] [blame]	303	help
				304	Support for Cavium Networks CNS3XXX platform.
				305
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	306	config ARCH_GEMINI
				307	bool "Cortina Systems Gemini"
				308	select CPU_FA526
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	309	select ARCH_REQUIRE_GPIOLIB
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	310	select ARCH_USES_GETTIMEOFFSET
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	311	help
				312	Support for the Cortina Systems Gemini family SoCs
				313
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	314	config ARCH_EBSA110
				315	bool "EBSA-110"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	316	select CPU_SA110
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	317	select ISA
Russell King	c5eb2a2	2007-03-03 11:54:19 +0000	[diff] [blame]	318	select NO_IOPORT
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	319	select ARCH_USES_GETTIMEOFFSET
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	320	help
				321	This is an evaluation board for the StrongARM processor available
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	322	from Digital. It has limited hardware on-board, including an
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	323	Ethernet interface, two PCMCIA sockets, two serial ports and a
				324	parallel port.
				325
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	326	config ARCH_EP93XX
				327	bool "EP93xx-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	328	select CPU_ARM920T
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	329	select ARM_AMBA
				330	select ARM_VIC
Russell King	ae696fd	2008-11-30 17:11:49 +0000	[diff] [blame]	331	select COMMON_CLKDEV
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	332	select ARCH_REQUIRE_GPIOLIB
Mel Gorman	eb33575	2009-05-13 17:34:48 +0100	[diff] [blame]	333	select ARCH_HAS_HOLES_MEMORYMODEL
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	334	select ARCH_USES_GETTIMEOFFSET
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	335	help
				336	This enables support for the Cirrus EP93xx series of CPUs.
				337
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	338	config ARCH_FOOTBRIDGE
				339	bool "FootBridge"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	340	select CPU_SA110
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	341	select FOOTBRIDGE
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	342	select ARCH_USES_GETTIMEOFFSET
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	343	help
				344	Support for systems based on the DC21285 companion chip
				345	("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	346
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	347	config ARCH_MXC
				348	bool "Freescale MXC/iMX-based"
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	349	select GENERIC_CLOCKEVENTS
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	350	select ARCH_REQUIRE_GPIOLIB
Uwe Kleine-König	03e09cd	2010-02-15 17:10:42 +0100	[diff] [blame]	351	select COMMON_CLKDEV
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	352	help
				353	Support for Freescale MXC/iMX-based family of processors
				354
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	355	config ARCH_STMP3XXX
				356	bool "Freescale STMP3xxx"
				357	select CPU_ARM926T
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	358	select COMMON_CLKDEV
				359	select ARCH_REQUIRE_GPIOLIB
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	360	select GENERIC_CLOCKEVENTS
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	361	select USB_ARCH_HAS_EHCI
				362	help
				363	Support for systems based on the Freescale 3xxx CPUs.
				364
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	365	config ARCH_NETX
				366	bool "Hilscher NetX based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	367	select CPU_ARM926T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	368	select ARM_VIC
Uwe Kleine-König	2fcfe6b	2008-12-09 21:57:24 +0100	[diff] [blame]	369	select GENERIC_CLOCKEVENTS
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	370	help
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	371	This enables support for systems based on the Hilscher NetX Soc
				372
				373	config ARCH_H720X
				374	bool "Hynix HMS720x-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	375	select CPU_ARM720T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	376	select ISA_DMA_API
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	377	select ARCH_USES_GETTIMEOFFSET
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	378	help
				379	This enables support for systems based on the Hynix HMS720x
				380
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	381	config ARCH_IOP13XX
				382	bool "IOP13xx-based"
				383	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	384	select CPU_XSC3
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	385	select PLAT_IOP
				386	select PCI
				387	select ARCH_SUPPORTS_MSI
Lennert Buytenhek	8d5796d	2008-08-25 21:03:32 +0100	[diff] [blame]	388	select VMSPLIT_1G
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	389	help
				390	Support for Intel's IOP13XX (XScale) family of processors.
				391
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	392	config ARCH_IOP32X
				393	bool "IOP32x-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	394	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	395	select CPU_XSCALE
Lennert Buytenhek	7ae1f7ec	2006-09-18 23:12:53 +0100	[diff] [blame]	396	select PLAT_IOP
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	397	select PCI
Russell King	bb2b180	2008-07-26 15:36:03 +0100	[diff] [blame]	398	select ARCH_REQUIRE_GPIOLIB
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	399	help
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	400	Support for Intel's 80219 and IOP32X (XScale) family of
				401	processors.
				402
				403	config ARCH_IOP33X
				404	bool "IOP33x-based"
				405	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	406	select CPU_XSCALE
Lennert Buytenhek	7ae1f7ec	2006-09-18 23:12:53 +0100	[diff] [blame]	407	select PLAT_IOP
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	408	select PCI
Russell King	bb2b180	2008-07-26 15:36:03 +0100	[diff] [blame]	409	select ARCH_REQUIRE_GPIOLIB
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	410	help
				411	Support for Intel's IOP33X (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	412
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	413	config ARCH_IXP23XX
				414	bool "IXP23XX-based"
Dan Williams	588ef76	2007-02-13 17:12:04 +0100	[diff] [blame]	415	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	416	select CPU_XSC3
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	417	select PCI
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	418	select ARCH_USES_GETTIMEOFFSET
Dan Williams	285f5fa	2006-12-07 02:59:39 +0100	[diff] [blame]	419	help
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	420	Support for Intel's IXP23xx (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	421
				422	config ARCH_IXP2000
				423	bool "IXP2400/2800-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	424	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	425	select CPU_XSCALE
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	426	select PCI
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	427	select ARCH_USES_GETTIMEOFFSET
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	428	help
				429	Support for Intel's IXP2400/2800 (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	430
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	431	config ARCH_IXP4XX
				432	bool "IXP4xx-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	433	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	434	select CPU_XSCALE
Milan Svoboda	8858e9a	2007-05-14 07:50:42 +0100	[diff] [blame]	435	select GENERIC_GPIO
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	436	select GENERIC_CLOCKEVENTS
Russell King	485bdde	2008-10-17 14:00:43 +0100	[diff] [blame]	437	select DMABOUNCE if PCI
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	438	help
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	439	Support for Intel's IXP4XX (XScale) family of processors.
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	440
Saeed Bishara	edabd38	2009-08-06 15:12:43 +0300	[diff] [blame]	441	config ARCH_DOVE
				442	bool "Marvell Dove"
				443	select PCI
Saeed Bishara	edabd38	2009-08-06 15:12:43 +0300	[diff] [blame]	444	select ARCH_REQUIRE_GPIOLIB
Saeed Bishara	edabd38	2009-08-06 15:12:43 +0300	[diff] [blame]	445	select GENERIC_CLOCKEVENTS
				446	select PLAT_ORION
				447	help
				448	Support for the Marvell Dove SoC 88AP510
				449
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	450	config ARCH_KIRKWOOD
				451	bool "Marvell Kirkwood"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	452	select CPU_FEROCEON
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	453	select PCI
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	454	select ARCH_REQUIRE_GPIOLIB
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	455	select GENERIC_CLOCKEVENTS
				456	select PLAT_ORION
				457	help
				458	Support for the following Marvell Kirkwood series SoCs:
				459	88F6180, 88F6192 and 88F6281.
				460
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	461	config ARCH_LOKI
				462	bool "Marvell Loki (88RC8480)"
				463	select CPU_FEROCEON
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	464	select GENERIC_CLOCKEVENTS
				465	select PLAT_ORION
				466	help
				467	Support for the Marvell Loki (88RC8480) SoC.
				468
Kevin Wells	4080594	2010-07-27 08:49:04 -0700	[diff] [blame]	469	config ARCH_LPC32XX
				470	bool "NXP LPC32XX"
				471	select CPU_ARM926T
				472	select ARCH_REQUIRE_GPIOLIB
				473	select HAVE_IDE
				474	select ARM_AMBA
				475	select USB_ARCH_HAS_OHCI
				476	select COMMON_CLKDEV
				477	select GENERIC_TIME
				478	select GENERIC_CLOCKEVENTS
				479	help
				480	Support for the NXP LPC32XX family of processors
				481
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	482	config ARCH_MV78XX0
				483	bool "Marvell MV78xx0"
				484	select CPU_FEROCEON
				485	select PCI
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	486	select ARCH_REQUIRE_GPIOLIB
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	487	select GENERIC_CLOCKEVENTS
				488	select PLAT_ORION
				489	help
				490	Support for the following Marvell MV78xx0 series SoCs:
				491	MV781x0, MV782x0.
				492
				493	config ARCH_ORION5X
				494	bool "Marvell Orion"
				495	depends on MMU
				496	select CPU_FEROCEON
				497	select PCI
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	498	select ARCH_REQUIRE_GPIOLIB
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	499	select GENERIC_CLOCKEVENTS
				500	select PLAT_ORION
				501	help
				502	Support for the following Marvell Orion 5x series SoCs:
				503	Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
				504	Orion-2 (5281), Orion-1-90 (6183).
				505
				506	config ARCH_MMP
Haojian Zhuang	2f7e8fa	2009-12-04 09:41:28 -0500	[diff] [blame]	507	bool "Marvell PXA168/910/MMP2"
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	508	depends on MMU
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	509	select ARCH_REQUIRE_GPIOLIB
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	510	select COMMON_CLKDEV
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	511	select GENERIC_CLOCKEVENTS
				512	select TICK_ONESHOT
				513	select PLAT_PXA
				514	help
Haojian Zhuang	2f7e8fa	2009-12-04 09:41:28 -0500	[diff] [blame]	515	Support for Marvell's PXA168/PXA910(MMP) and MMP2 processor line.
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	516
Andrew Victor	c53c9cf	2007-05-11 21:01:28 +0100	[diff] [blame]	517	config ARCH_KS8695
				518	bool "Micrel/Kendin KS8695"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	519	select CPU_ARM922T
Hartley Sweeten	98830bc	2010-05-17 17:18:10 +0100	[diff] [blame]	520	select ARCH_REQUIRE_GPIOLIB
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	521	select ARCH_USES_GETTIMEOFFSET
Andrew Victor	c53c9cf	2007-05-11 21:01:28 +0100	[diff] [blame]	522	help
				523	Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
				524	System-on-Chip devices.
				525
Uwe Kleine-König	9918cda	2007-02-16 15:36:55 +0100	[diff] [blame]	526	config ARCH_NS9XXX
				527	bool "NetSilicon NS9xxx"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	528	select CPU_ARM926T
Uwe Kleine-König	689f2a0	2007-09-30 20:35:09 +0100	[diff] [blame]	529	select GENERIC_GPIO
Uwe Kleine-König	c0bb87f	2007-09-30 20:36:00 +0100	[diff] [blame]	530	select GENERIC_CLOCKEVENTS
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	531	select HAVE_CLK
Uwe Kleine-König	9918cda	2007-02-16 15:36:55 +0100	[diff] [blame]	532	help
				533	Say Y here if you intend to run this kernel on a NetSilicon NS9xxx
				534	System.
				535
				536	<http://www.digi.com/products/microprocessors/index.jsp>
				537
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	538	config ARCH_W90X900
				539	bool "Nuvoton W90X900 CPU"
				540	select CPU_ARM926T
wanzongshun	c52d3d6	2009-06-10 15:49:32 +0100	[diff] [blame]	541	select ARCH_REQUIRE_GPIOLIB
wanzongshun	0e4a34b	2009-06-10 15:50:44 +0100	[diff] [blame]	542	select COMMON_CLKDEV
wanzongshun	58b5369	2009-08-14 15:36:44 +0100	[diff] [blame]	543	select GENERIC_CLOCKEVENTS
Lennert Buytenhek	777f9be	2008-06-22 22:45:02 +0200	[diff] [blame]	544	help
wanzongshun	a8bc4ea	2009-08-14 15:38:29 +0100	[diff] [blame]	545	Support for Nuvoton (Winbond logic dept.) ARM9 processor,
				546	At present, the w90x900 has been renamed nuc900, regarding
				547	the ARM series product line, you can login the following
				548	link address to know more.
				549
				550	<http://www.nuvoton.com/hq/enu/ProductAndSales/ProductLines/
				551	ConsumerElectronicsIC/ARMMicrocontroller/ARMMicrocontroller>
Tzachi Perelstein	585cf17	2007-10-23 15:14:41 -0400	[diff] [blame]	552
wanzongshun	a62e903	2009-12-31 15:06:05 +0100	[diff] [blame]	553	config ARCH_NUC93X
				554	bool "Nuvoton NUC93X CPU"
				555	select CPU_ARM926T
wanzongshun	a62e903	2009-12-31 15:06:05 +0100	[diff] [blame]	556	select COMMON_CLKDEV
				557	help
				558	Support for Nuvoton (Winbond logic dept.) NUC93X MCU,The NUC93X is a
				559	low-power and high performance MPEG-4/JPEG multimedia controller chip.
				560
Erik Gilling	c5f8006	2010-01-21 16:53:02 -0800	[diff] [blame]	561	config ARCH_TEGRA
				562	bool "NVIDIA Tegra"
				563	select GENERIC_TIME
				564	select GENERIC_CLOCKEVENTS
				565	select GENERIC_GPIO
				566	select HAVE_CLK
Colin Cross	d861196	2010-01-28 16:40:29 -0800	[diff] [blame]	567	select COMMON_CLKDEV
Erik Gilling	c5f8006	2010-01-21 16:53:02 -0800	[diff] [blame]	568	select ARCH_HAS_BARRIERS if CACHE_L2X0
				569	help
				570	This enables support for NVIDIA Tegra based systems (Tegra APX,
				571	Tegra 6xx and Tegra 2 series).
				572
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	573	config ARCH_PNX4008
				574	bool "Philips Nexperia PNX4008 Mobile"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	575	select CPU_ARM926T
Russell King	6985a5a	2009-11-20 10:32:41 +0000	[diff] [blame]	576	select COMMON_CLKDEV
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	577	select ARCH_USES_GETTIMEOFFSET
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	578	help
				579	This enables support for Philips PNX4008 mobile platform.
				580
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	581	config ARCH_PXA
eric miao	2c8086a	2007-09-11 19:13:17 -0700	[diff] [blame]	582	bool "PXA2xx/PXA3xx-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	583	depends on MMU
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	584	select ARCH_MTD_XIP
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	585	select ARCH_HAS_CPUFREQ
Russell King	8c3abc7	2008-11-08 20:25:21 +0000	[diff] [blame]	586	select COMMON_CLKDEV
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	587	select ARCH_REQUIRE_GPIOLIB
Eric Miao	981d0f3	2007-07-24 01:22:43 +0100	[diff] [blame]	588	select GENERIC_CLOCKEVENTS
Russell King	a88264c	2007-11-12 22:45:16 +0000	[diff] [blame]	589	select TICK_ONESHOT
Eric Miao	bd5ce43	2009-01-20 12:06:01 +0800	[diff] [blame]	590	select PLAT_PXA
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	591	help
eric miao	2c8086a	2007-09-11 19:13:17 -0700	[diff] [blame]	592	Support for Intel/Marvell's PXA2xx/PXA3xx processor line.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	593
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	594	config ARCH_MSM
				595	bool "Qualcomm MSM"
Steve Muckle	4b536b8	2008-12-29 16:17:22 -0500	[diff] [blame]	596	select HAVE_CLK
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	597	select GENERIC_CLOCKEVENTS
Pavel Machek	923a081	2010-06-02 11:11:12 -0700	[diff] [blame]	598	select ARCH_REQUIRE_GPIOLIB
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	599	help
Daniel Walker	4b53eb4	2010-01-01 15:11:43 -0800	[diff] [blame]	600	Support for Qualcomm MSM/QSD based systems. This runs on the
				601	apps processor of the MSM/QSD and depends on a shared memory
				602	interface to the modem processor which runs the baseband
				603	stack and controls some vital subsystems
				604	(clock and power control, etc).
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	605
Magnus Damm	c793c1b	2010-02-05 11:14:49 +0000	[diff] [blame]	606	config ARCH_SHMOBILE
				607	bool "Renesas SH-Mobile"
				608	help
				609	Support for Renesas's SH-Mobile ARM platforms
				610
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	611	config ARCH_RPC
				612	bool "RiscPC"
				613	select ARCH_ACORN
				614	select FIQ
				615	select TIMER_ACORN
viro@ZenIV.linux.org.uk	a08b6b7	2005-09-06 01:48:42 +0100	[diff] [blame]	616	select ARCH_MAY_HAVE_PC_FDC
Ben Dooks	341eb78	2008-07-01 14:16:49 +0100	[diff] [blame]	617	select HAVE_PATA_PLATFORM
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	618	select ISA_DMA_API
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	619	select NO_IOPORT
Russell King	07f841b	2008-10-01 17:11:06 +0100	[diff] [blame]	620	select ARCH_SPARSEMEM_ENABLE
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	621	select ARCH_USES_GETTIMEOFFSET
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	622	help
				623	On the Acorn Risc-PC, Linux can support the internal IDE disk and
				624	CD-ROM interface, serial and parallel port, and the floppy drive.
				625
				626	config ARCH_SA1100
				627	bool "SA1100-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	628	select CPU_SA1100
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	629	select ISA
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	630	select ARCH_SPARSEMEM_ENABLE
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	631	select ARCH_MTD_XIP
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	632	select ARCH_HAS_CPUFREQ
Russell King	1937f5b	2009-12-12 16:20:57 +0000	[diff] [blame]	633	select CPU_FREQ
Russell King	3e238be	2008-04-14 23:03:10 +0100	[diff] [blame]	634	select GENERIC_CLOCKEVENTS
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	635	select HAVE_CLK
Russell King	3e238be	2008-04-14 23:03:10 +0100	[diff] [blame]	636	select TICK_ONESHOT
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	637	select ARCH_REQUIRE_GPIOLIB
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	638	help
				639	Support for StrongARM 11x0 based boards.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	640
				641	config ARCH_S3C2410
Ben Dooks	63b1f51	2010-04-30 16:32:26 +0900	[diff] [blame]	642	bool "Samsung S3C2410, S3C2412, S3C2413, S3C2416, S3C2440, S3C2442, S3C2443, S3C2450"
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	643	select GENERIC_GPIO
Ben Dooks	9d56c02	2009-07-30 23:23:25 +0100	[diff] [blame]	644	select ARCH_HAS_CPUFREQ
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	645	select HAVE_CLK
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	646	select ARCH_USES_GETTIMEOFFSET
Naveen Krishna Ch	4b62392	2010-07-29 18:49:34 +0900	[diff] [blame]	647	select HAVE_S3C2410_I2C
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	648	help
				649	Samsung S3C2410X CPU based systems, such as the Simtec Electronics
				650	BAST (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	651	the Samsung SMDK2410 development board (and derivatives).
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	652
Ben Dooks	63b1f51	2010-04-30 16:32:26 +0900	[diff] [blame]	653	Note, the S3C2416 and the S3C2450 are so close that they even share
				654	the same SoC ID code. This means that there is no seperate machine
				655	directory (no arch/arm/mach-s3c2450) as the S3C2416 was first.
				656
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	657	config ARCH_S3C64XX
				658	bool "Samsung S3C64XX"
Ben Dooks	89f1fa0	2010-01-29 09:02:17 +0000	[diff] [blame]	659	select PLAT_SAMSUNG
Ben Dooks	89f0ce7	2010-01-26 15:49:15 +0900	[diff] [blame]	660	select CPU_V6
Ben Dooks	89f0ce7	2010-01-26 15:49:15 +0900	[diff] [blame]	661	select ARM_VIC
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	662	select HAVE_CLK
Ben Dooks	89f0ce7	2010-01-26 15:49:15 +0900	[diff] [blame]	663	select NO_IOPORT
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	664	select ARCH_USES_GETTIMEOFFSET
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	665	select ARCH_HAS_CPUFREQ
Ben Dooks	89f0ce7	2010-01-26 15:49:15 +0900	[diff] [blame]	666	select ARCH_REQUIRE_GPIOLIB
				667	select SAMSUNG_CLKSRC
				668	select SAMSUNG_IRQ_VIC_TIMER
				669	select SAMSUNG_IRQ_UART
				670	select S3C_GPIO_TRACK
				671	select S3C_GPIO_PULL_UPDOWN
				672	select S3C_GPIO_CFG_S3C24XX
				673	select S3C_GPIO_CFG_S3C64XX
				674	select S3C_DEV_NAND
				675	select USB_ARCH_HAS_OHCI
				676	select SAMSUNG_GPIOLIB_4BIT
Naveen Krishna Ch	4b62392	2010-07-29 18:49:34 +0900	[diff] [blame]	677	select HAVE_S3C2410_I2C
Banajit Goswami	d8653d9	2010-07-29 22:22:40 +0900	[diff] [blame]	678	select HAVE_S3C2410_WATCHDOG
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	679	help
				680	Samsung S3C64XX series based systems
				681
Kukjin Kim	c4ffccd	2010-01-14 08:19:36 +0900	[diff] [blame]	682	config ARCH_S5P6440
				683	bool "Samsung S5P6440"
				684	select CPU_V6
				685	select GENERIC_GPIO
				686	select HAVE_CLK
Banajit Goswami	d8653d9	2010-07-29 22:22:40 +0900	[diff] [blame]	687	select HAVE_S3C2410_WATCHDOG
Ben Dooks	925c68c	2010-05-20 20:48:28 +0900	[diff] [blame]	688	select ARCH_USES_GETTIMEOFFSET
Naveen Krishna Ch	4b62392	2010-07-29 18:49:34 +0900	[diff] [blame]	689	select HAVE_S3C2410_I2C
Atul Dahiya	03eb274	2010-07-21 17:40:59 +0900	[diff] [blame]	690	select HAVE_S3C_RTC
Kukjin Kim	c4ffccd	2010-01-14 08:19:36 +0900	[diff] [blame]	691	help
				692	Samsung S5P6440 CPU based systems
				693
Kukjin Kim	550db7f	2010-01-29 10:19:26 +0900	[diff] [blame]	694	config ARCH_S5P6442
				695	bool "Samsung S5P6442"
				696	select CPU_V6
				697	select GENERIC_GPIO
				698	select HAVE_CLK
Ben Dooks	925c68c	2010-05-20 20:48:28 +0900	[diff] [blame]	699	select ARCH_USES_GETTIMEOFFSET
Banajit Goswami	d8653d9	2010-07-29 22:22:40 +0900	[diff] [blame]	700	select HAVE_S3C2410_WATCHDOG
Kukjin Kim	550db7f	2010-01-29 10:19:26 +0900	[diff] [blame]	701	help
				702	Samsung S5P6442 CPU based systems
				703
Marek Szyprowski	acc8470	2010-05-20 07:51:08 +0200	[diff] [blame]	704	config ARCH_S5PC100
				705	bool "Samsung S5PC100"
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	706	select GENERIC_GPIO
				707	select HAVE_CLK
				708	select CPU_V7
Kukjin Kim	d6d502f	2010-02-22 00:02:59 +0100	[diff] [blame]	709	select ARM_L1_CACHE_SHIFT_6
Ben Dooks	925c68c	2010-05-20 20:48:28 +0900	[diff] [blame]	710	select ARCH_USES_GETTIMEOFFSET
Naveen Krishna Ch	4b62392	2010-07-29 18:49:34 +0900	[diff] [blame]	711	select HAVE_S3C2410_I2C
Atul Dahiya	03eb274	2010-07-21 17:40:59 +0900	[diff] [blame]	712	select HAVE_S3C_RTC
Banajit Goswami	d8653d9	2010-07-29 22:22:40 +0900	[diff] [blame]	713	select HAVE_S3C2410_WATCHDOG
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	714	help
Marek Szyprowski	acc8470	2010-05-20 07:51:08 +0200	[diff] [blame]	715	Samsung S5PC100 series based systems
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	716
Kukjin Kim	170f4e4	2010-02-24 16:40:44 +0900	[diff] [blame]	717	config ARCH_S5PV210
				718	bool "Samsung S5PV210/S5PC110"
				719	select CPU_V7
				720	select GENERIC_GPIO
				721	select HAVE_CLK
				722	select ARM_L1_CACHE_SHIFT_6
Ben Dooks	925c68c	2010-05-20 20:48:28 +0900	[diff] [blame]	723	select ARCH_USES_GETTIMEOFFSET
Naveen Krishna Ch	4b62392	2010-07-29 18:49:34 +0900	[diff] [blame]	724	select HAVE_S3C2410_I2C
Atul Dahiya	03eb274	2010-07-21 17:40:59 +0900	[diff] [blame]	725	select HAVE_S3C_RTC
Banajit Goswami	d8653d9	2010-07-29 22:22:40 +0900	[diff] [blame]	726	select HAVE_S3C2410_WATCHDOG
Kukjin Kim	170f4e4	2010-02-24 16:40:44 +0900	[diff] [blame]	727	help
				728	Samsung S5PV210/S5PC110 series based systems
				729
Changhwan Youn	cc0e72b	2010-07-16 12:15:38 +0900	[diff] [blame]	730	config ARCH_S5PV310
				731	bool "Samsung S5PV310/S5PC210"
				732	select CPU_V7
				733	select GENERIC_GPIO
				734	select HAVE_CLK
				735	select GENERIC_CLOCKEVENTS
				736	help
				737	Samsung S5PV310 series based systems
				738
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	739	config ARCH_SHARK
				740	bool "Shark"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	741	select CPU_SA110
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	742	select ISA
				743	select ISA_DMA
Nicolas Pitre	3bca103	2008-10-07 20:14:55 +0100	[diff] [blame]	744	select ZONE_DMA
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	745	select PCI
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	746	select ARCH_USES_GETTIMEOFFSET
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	747	help
				748	Support for the StrongARM based Digital DNARD machine, also known
				749	as "Shark" (<http://www.shark-linux.de/shark.html>).
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	750
				751	config ARCH_LH7A40X
				752	bool "Sharp LH7A40X"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	753	select CPU_ARM922T
Russell King	4ba3f7c	2008-10-01 21:38:23 +0100	[diff] [blame]	754	select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM
John Stultz	5cfc8ee	2010-03-24 00:22:36 +0000	[diff] [blame]	755	select ARCH_USES_GETTIMEOFFSET
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	756	help
				757	Say Y here for systems based on one of the Sharp LH7A40X
				758	System on a Chip processors. These CPUs include an ARM922T
				759	core with a wide array of integrated devices for
				760	hand-held and low-power applications.
				761
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	762	config ARCH_U300
				763	bool "ST-Ericsson U300 Series"
				764	depends on MMU
				765	select CPU_ARM926T
Linus Walleij	bc58177	2009-09-15 17:30:37 +0100	[diff] [blame]	766	select HAVE_TCM
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	767	select ARM_AMBA
				768	select ARM_VIC
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	769	select GENERIC_CLOCKEVENTS
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	770	select COMMON_CLKDEV
				771	select GENERIC_GPIO
				772	help
				773	Support for ST-Ericsson U300 series mobile platforms.
				774
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	775	config ARCH_U8500
				776	bool "ST-Ericsson U8500 Series"
				777	select CPU_V7
				778	select ARM_AMBA
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	779	select GENERIC_CLOCKEVENTS
				780	select COMMON_CLKDEV
Rabin Vincent	94bdc0e	2010-03-03 04:54:37 +0100	[diff] [blame]	781	select ARCH_REQUIRE_GPIOLIB
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	782	help
				783	Support for ST-Ericsson's Ux500 architecture
				784
				785	config ARCH_NOMADIK
				786	bool "STMicroelectronics Nomadik"
				787	select ARM_AMBA
				788	select ARM_VIC
				789	select CPU_ARM926T
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	790	select COMMON_CLKDEV
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	791	select GENERIC_CLOCKEVENTS
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	792	select ARCH_REQUIRE_GPIOLIB
				793	help
				794	Support for the Nomadik platform by ST-Ericsson
				795
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	796	config ARCH_DAVINCI
				797	bool "TI DaVinci"
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	798	select GENERIC_CLOCKEVENTS
David Brownell	dce1115	2008-09-07 23:41:04 -0700	[diff] [blame]	799	select ARCH_REQUIRE_GPIOLIB
Nicolas Pitre	3bca103	2008-10-07 20:14:55 +0100	[diff] [blame]	800	select ZONE_DMA
Kevin Hilman	9232fcc	2009-04-08 14:49:38 -0700	[diff] [blame]	801	select HAVE_IDE
Kevin Hilman	c5b736d	2009-03-20 17:29:01 -0700	[diff] [blame]	802	select COMMON_CLKDEV
David Brownell	20e9969	2009-05-07 09:31:42 -0700	[diff] [blame]	803	select GENERIC_ALLOCATOR
Sekhar Nori	ae88e05	2009-11-19 15:34:01 +0530	[diff] [blame]	804	select ARCH_HAS_HOLES_MEMORYMODEL
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	805	help
				806	Support for TI's DaVinci platform.
				807
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	808	config ARCH_OMAP
				809	bool "TI OMAP"
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	810	select HAVE_CLK
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	811	select ARCH_REQUIRE_GPIOLIB
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	812	select ARCH_HAS_CPUFREQ
Kevin Hilman	06cad09	2007-10-18 23:04:43 -0700	[diff] [blame]	813	select GENERIC_CLOCKEVENTS
Sriram	9af915d	2010-01-29 14:20:05 -0800	[diff] [blame]	814	select ARCH_HAS_HOLES_MEMORYMODEL
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	815	help
Lennert Buytenhek	6e457bb	2010-09-22 20:40:57 +0200	[diff] [blame^]	816	Support for TI's OMAP platform (OMAP1/2/3/4).
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	817
viresh kumar	cee37e5	2010-04-01 12:31:05 +0100	[diff] [blame]	818	config PLAT_SPEAR
				819	bool "ST SPEAr"
				820	select ARM_AMBA
				821	select ARCH_REQUIRE_GPIOLIB
				822	select COMMON_CLKDEV
				823	select GENERIC_CLOCKEVENTS
viresh kumar	cee37e5	2010-04-01 12:31:05 +0100	[diff] [blame]	824	select HAVE_CLK
				825	help
				826	Support for ST's SPEAr platform (SPEAr3xx, SPEAr6xx and SPEAr13xx).
				827
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	828	endchoice
				829
Russell King	ccf50e2	2010-03-15 19:03:06 +0000	[diff] [blame]	830	#
				831	# This is sorted alphabetically by mach-* pathname. However, plat-*
				832	# Kconfigs may be included either alphabetically (according to the
				833	# plat- suffix) or along side the corresponding mach-* source.
				834	#
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	835	source "arch/arm/mach-aaec2000/Kconfig"
				836
				837	source "arch/arm/mach-at91/Kconfig"
				838
				839	source "arch/arm/mach-bcmring/Kconfig"
				840
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	841	source "arch/arm/mach-clps711x/Kconfig"
				842
Anton Vorontsov	d94f944	2010-03-25 17:12:41 +0300	[diff] [blame]	843	source "arch/arm/mach-cns3xxx/Kconfig"
				844
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	845	source "arch/arm/mach-davinci/Kconfig"
				846
				847	source "arch/arm/mach-dove/Kconfig"
				848
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	849	source "arch/arm/mach-ep93xx/Kconfig"
				850
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	851	source "arch/arm/mach-footbridge/Kconfig"
				852
Paulius Zaleckas	59d3a19	2009-03-26 10:06:08 +0200	[diff] [blame]	853	source "arch/arm/mach-gemini/Kconfig"
				854
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	855	source "arch/arm/mach-h720x/Kconfig"
				856
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	857	source "arch/arm/mach-integrator/Kconfig"
				858
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	859	source "arch/arm/mach-iop32x/Kconfig"
				860
				861	source "arch/arm/mach-iop33x/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	862
Dan Williams	285f5fa	2006-12-07 02:59:39 +0100	[diff] [blame]	863	source "arch/arm/mach-iop13xx/Kconfig"
				864
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	865	source "arch/arm/mach-ixp4xx/Kconfig"
				866
				867	source "arch/arm/mach-ixp2000/Kconfig"
				868
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	869	source "arch/arm/mach-ixp23xx/Kconfig"
				870
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	871	source "arch/arm/mach-kirkwood/Kconfig"
				872
				873	source "arch/arm/mach-ks8695/Kconfig"
				874
				875	source "arch/arm/mach-lh7a40x/Kconfig"
				876
Lennert Buytenhek	777f9be	2008-06-22 22:45:02 +0200	[diff] [blame]	877	source "arch/arm/mach-loki/Kconfig"
				878
Kevin Wells	4080594	2010-07-27 08:49:04 -0700	[diff] [blame]	879	source "arch/arm/mach-lpc32xx/Kconfig"
				880
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	881	source "arch/arm/mach-msm/Kconfig"
				882
Stanislav Samsonov	794d15b	2008-06-22 22:45:10 +0200	[diff] [blame]	883	source "arch/arm/mach-mv78xx0/Kconfig"
				884
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	885	source "arch/arm/plat-mxc/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	886
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	887	source "arch/arm/mach-netx/Kconfig"
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	888
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	889	source "arch/arm/mach-nomadik/Kconfig"
				890	source "arch/arm/plat-nomadik/Kconfig"
				891
				892	source "arch/arm/mach-ns9xxx/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	893
Russell King	d91a8910	2010-02-04 18:13:17 +0000	[diff] [blame]	894	source "arch/arm/mach-nuc93x/Kconfig"
				895
Tony Lindgren	d48af15	2005-07-10 19:58:17 +0100	[diff] [blame]	896	source "arch/arm/plat-omap/Kconfig"
				897
				898	source "arch/arm/mach-omap1/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	899
Tony Lindgren	1dbae81	2005-11-10 14:26:51 +0000	[diff] [blame]	900	source "arch/arm/mach-omap2/Kconfig"
				901
Lennert Buytenhek	9dd0b19	2008-03-27 14:51:41 -0400	[diff] [blame]	902	source "arch/arm/mach-orion5x/Kconfig"
Tzachi Perelstein	585cf17	2007-10-23 15:14:41 -0400	[diff] [blame]	903
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	904	source "arch/arm/mach-pxa/Kconfig"
				905	source "arch/arm/plat-pxa/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	906
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	907	source "arch/arm/mach-mmp/Kconfig"
				908
				909	source "arch/arm/mach-realview/Kconfig"
				910
				911	source "arch/arm/mach-sa1100/Kconfig"
Saeed Bishara	edabd38	2009-08-06 15:12:43 +0300	[diff] [blame]	912
Ben Dooks	cf38367	2009-11-10 00:14:58 +0000	[diff] [blame]	913	source "arch/arm/plat-samsung/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	914	source "arch/arm/plat-s3c24xx/Kconfig"
Kukjin Kim	c4ffccd	2010-01-14 08:19:36 +0900	[diff] [blame]	915	source "arch/arm/plat-s5p/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	916
viresh kumar	cee37e5	2010-04-01 12:31:05 +0100	[diff] [blame]	917	source "arch/arm/plat-spear/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	918
				919	if ARCH_S3C2410
				920	source "arch/arm/mach-s3c2400/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	921	source "arch/arm/mach-s3c2410/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	922	source "arch/arm/mach-s3c2412/Kconfig"
Yauhen Kharuzhy	f1290a4	2010-04-28 18:09:01 +0900	[diff] [blame]	923	source "arch/arm/mach-s3c2416/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	924	source "arch/arm/mach-s3c2440/Kconfig"
Ben Dooks	e4d06e3	2007-02-16 12:12:31 +0100	[diff] [blame]	925	source "arch/arm/mach-s3c2443/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	926	endif
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	927
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	928	if ARCH_S3C64XX
Ben Dooks	431107e	2010-01-26 10:11:04 +0900	[diff] [blame]	929	source "arch/arm/mach-s3c64xx/Kconfig"
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	930	endif
				931
Kukjin Kim	c4ffccd	2010-01-14 08:19:36 +0900	[diff] [blame]	932	source "arch/arm/mach-s5p6440/Kconfig"
				933
Kukjin Kim	550db7f	2010-01-29 10:19:26 +0900	[diff] [blame]	934	source "arch/arm/mach-s5p6442/Kconfig"
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	935
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	936	source "arch/arm/mach-s5pc100/Kconfig"
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	937
Kukjin Kim	170f4e4	2010-02-24 16:40:44 +0900	[diff] [blame]	938	source "arch/arm/mach-s5pv210/Kconfig"
				939
Changhwan Youn	cc0e72b	2010-07-16 12:15:38 +0900	[diff] [blame]	940	source "arch/arm/mach-s5pv310/Kconfig"
				941
Russell King	882d01f	2010-03-02 23:40:15 +0000	[diff] [blame]	942	source "arch/arm/mach-shmobile/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	943
Russell King	882d01f	2010-03-02 23:40:15 +0000	[diff] [blame]	944	source "arch/arm/plat-stmp3xxx/Kconfig"
Brian Swetland	9e73c84c	2007-11-26 04:12:13 -0800	[diff] [blame]	945
Erik Gilling	c5f8006	2010-01-21 16:53:02 -0800	[diff] [blame]	946	source "arch/arm/mach-tegra/Kconfig"
				947
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	948	source "arch/arm/mach-u300/Kconfig"
Quinn Jensen	52c543f	2007-07-09 22:06:53 +0100	[diff] [blame]	949
Russell King	95b8f20	2010-01-14 11:43:54 +0000	[diff] [blame]	950	source "arch/arm/mach-ux500/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	951
				952	source "arch/arm/mach-versatile/Kconfig"
				953
Russell King	ceade89	2010-02-11 21:44:53 +0000	[diff] [blame]	954	source "arch/arm/mach-vexpress/Kconfig"
				955
wanzongshun	7ec80dd	2008-12-03 03:55:38 +0100	[diff] [blame]	956	source "arch/arm/mach-w90x900/Kconfig"
				957
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	958	# Definitions to make life easier
				959	config ARCH_ACORN
				960	bool
				961
Lennert Buytenhek	7ae1f7ec	2006-09-18 23:12:53 +0100	[diff] [blame]	962	config PLAT_IOP
				963	bool
Mikael Pettersson	469d3044	2009-10-29 11:46:54 -0700	[diff] [blame]	964	select GENERIC_CLOCKEVENTS
Lennert Buytenhek	7ae1f7ec	2006-09-18 23:12:53 +0100	[diff] [blame]	965
Lennert Buytenhek	69b02f6	2008-03-27 14:51:39 -0400	[diff] [blame]	966	config PLAT_ORION
				967	bool
				968
Eric Miao	bd5ce43	2009-01-20 12:06:01 +0800	[diff] [blame]	969	config PLAT_PXA
				970	bool
				971
Russell King	f4b8b31	2010-01-14 12:48:06 +0000	[diff] [blame]	972	config PLAT_VERSATILE
				973	bool
				974
Russell King	e388771	2010-01-14 13:30:16 +0000	[diff] [blame]	975	config ARM_TIMER_SP804
				976	bool
				977
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	978	source arch/arm/mm/Kconfig
				979
Lennert Buytenhek	afe4b25	2006-12-03 18:51:14 +0100	[diff] [blame]	980	config IWMMXT
				981	bool "Enable iWMMXt support"
Eric Miao	40305a5	2009-02-26 09:34:35 +0800	[diff] [blame]	982	depends on CPU_XSCALE \|\| CPU_XSC3 \|\| CPU_MOHAWK
				983	default y if PXA27x \|\| PXA3xx \|\| ARCH_MMP
Lennert Buytenhek	afe4b25	2006-12-03 18:51:14 +0100	[diff] [blame]	984	help
				985	Enable support for iWMMXt context switching at run time if
				986	running on a CPU that supports it.
				987
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	988	# bool 'Use XScale PMU as timer source' CONFIG_XSCALE_PMU_TIMER
				989	config XSCALE_PMU
				990	bool
				991	depends on CPU_XSCALE && !XSCALE_PMU_TIMER
				992	default y
				993
Jamie Iles	0f4f067	2010-02-02 20:23:15 +0100	[diff] [blame]	994	config CPU_HAS_PMU
Will Deacon	8954bb0	2010-06-21 15:32:54 +0100	[diff] [blame]	995	depends on (CPU_V6 \|\| CPU_V7 \|\| XSCALE_PMU) && \
				996	(!ARCH_OMAP3 \|\| OMAP3_EMU)
Jamie Iles	0f4f067	2010-02-02 20:23:15 +0100	[diff] [blame]	997	default y
				998	bool
				999
Hyok S. Choi	3b93e7b	2006-06-22 11:48:56 +0100	[diff] [blame]	1000	if !MMU
				1001	source "arch/arm/Kconfig-nommu"
				1002	endif
				1003
Catalin Marinas	9cba3cc	2009-04-30 17:06:03 +0100	[diff] [blame]	1004	config ARM_ERRATA_411920
				1005	bool "ARM errata: Invalidation of the Instruction Cache operation can fail"
				1006	depends on CPU_V6 && !SMP
				1007	help
				1008	Invalidation of the Instruction Cache operation can
				1009	fail. This erratum is present in 1136 (before r1p4), 1156 and 1176.
				1010	It does not affect the MPCore. This option enables the ARM Ltd.
				1011	recommended workaround.
				1012
Catalin Marinas	7ce236fc	2009-04-30 17:06:09 +0100	[diff] [blame]	1013	config ARM_ERRATA_430973
				1014	bool "ARM errata: Stale prediction on replaced interworking branch"
				1015	depends on CPU_V7
				1016	help
				1017	This option enables the workaround for the 430973 Cortex-A8
				1018	(r1p0..r1p2) erratum. If a code sequence containing an ARM/Thumb
				1019	interworking branch is replaced with another code sequence at the
				1020	same virtual address, whether due to self-modifying code or virtual
				1021	to physical address re-mapping, Cortex-A8 does not recover from the
				1022	stale interworking branch prediction. This results in Cortex-A8
				1023	executing the new code sequence in the incorrect ARM or Thumb state.
				1024	The workaround enables the BTB/BTAC operations by setting ACTLR.IBE
				1025	and also flushes the branch target cache at every context switch.
				1026	Note that setting specific bits in the ACTLR register may not be
				1027	available in non-secure mode.
				1028
Catalin Marinas	855c551	2009-04-30 17:06:15 +0100	[diff] [blame]	1029	config ARM_ERRATA_458693
				1030	bool "ARM errata: Processor deadlock when a false hazard is created"
				1031	depends on CPU_V7
				1032	help
				1033	This option enables the workaround for the 458693 Cortex-A8 (r2p0)
				1034	erratum. For very specific sequences of memory operations, it is
				1035	possible for a hazard condition intended for a cache line to instead
				1036	be incorrectly associated with a different cache line. This false
				1037	hazard might then cause a processor deadlock. The workaround enables
				1038	the L1 caching of the NEON accesses and disables the PLD instruction
				1039	in the ACTLR register. Note that setting specific bits in the ACTLR
				1040	register may not be available in non-secure mode.
				1041
Catalin Marinas	0516e46	2009-04-30 17:06:20 +0100	[diff] [blame]	1042	config ARM_ERRATA_460075
				1043	bool "ARM errata: Data written to the L2 cache can be overwritten with stale data"
				1044	depends on CPU_V7
				1045	help
				1046	This option enables the workaround for the 460075 Cortex-A8 (r2p0)
				1047	erratum. Any asynchronous access to the L2 cache may encounter a
				1048	situation in which recent store transactions to the L2 cache are lost
				1049	and overwritten with stale memory contents from external memory. The
				1050	workaround disables the write-allocate mode for the L2 cache via the
				1051	ACTLR register. Note that setting specific bits in the ACTLR register
				1052	may not be available in non-secure mode.
				1053
Santosh Shilimkar	9e65582	2010-02-04 19:42:42 +0100	[diff] [blame]	1054	config PL310_ERRATA_588369
				1055	bool "Clean & Invalidate maintenance operations do not invalidate clean lines"
				1056	depends on CACHE_L2X0 && ARCH_OMAP4
				1057	help
				1058	The PL310 L2 cache controller implements three types of Clean &
				1059	Invalidate maintenance operations: by Physical Address
				1060	(offset 0x7F0), by Index/Way (0x7F8) and by Way (0x7FC).
				1061	They are architecturally defined to behave as the execution of a
				1062	clean operation followed immediately by an invalidate operation,
				1063	both performing to the same memory location. This functionality
				1064	is not correctly implemented in PL310 as clean lines are not
				1065	invalidated as a result of these operations. Note that this errata
				1066	uses Texas Instrument's secure monitor api.
Will Deacon	cdf357f	2010-08-05 11:20:51 +0100	[diff] [blame]	1067
				1068	config ARM_ERRATA_720789
				1069	bool "ARM errata: TLBIASIDIS and TLBIMVAIS operations can broadcast a faulty ASID"
				1070	depends on CPU_V7 && SMP
				1071	help
				1072	This option enables the workaround for the 720789 Cortex-A9 (prior to
				1073	r2p0) erratum. A faulty ASID can be sent to the other CPUs for the
				1074	broadcasted CP15 TLB maintenance operations TLBIASIDIS and TLBIMVAIS.
				1075	As a consequence of this erratum, some TLB entries which should be
				1076	invalidated are not, resulting in an incoherency in the system page
				1077	tables. The workaround changes the TLB flushing routines to invalidate
				1078	entries regardless of the ASID.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1079	endmenu
				1080
				1081	source "arch/arm/common/Kconfig"
				1082
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1083	menu "Bus support"
				1084
				1085	config ARM_AMBA
				1086	bool
				1087
				1088	config ISA
				1089	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1090	help
				1091	Find out whether you have ISA slots on your motherboard. ISA is the
				1092	name of a bus system, i.e. the way the CPU talks to the other stuff
				1093	inside your box. Other bus systems are PCI, EISA, MicroChannel
				1094	(MCA) or VESA. ISA is an older system, now being displaced by PCI;
				1095	newer boards don't support it. If you have ISA, say Y, otherwise N.
				1096
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	1097	# Select ISA DMA controller support
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1098	config ISA_DMA
				1099	bool
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	1100	select ISA_DMA_API
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1101
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	1102	# Select ISA DMA interface
Al Viro	5cae841	2005-05-04 05:39:22 +0100	[diff] [blame]	1103	config ISA_DMA_API
				1104	bool
Al Viro	5cae841	2005-05-04 05:39:22 +0100	[diff] [blame]	1105
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1106	config PCI
Anton Vorontsov	5f32f7a	2010-05-28 13:10:52 +0400	[diff] [blame]	1107	bool "PCI support" if ARCH_INTEGRATOR_AP \|\| ARCH_VERSATILE_PB \|\| ARCH_IXP4XX \|\| ARCH_KS8695 \|\| MACH_ARMCORE \|\| ARCH_CNS3XXX
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1108	help
				1109	Find out whether you have a PCI motherboard. PCI is the name of a
				1110	bus system, i.e. the way the CPU talks to the other stuff inside
				1111	your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
				1112	VESA. If you have PCI, say Y, otherwise N.
				1113
Anton Vorontsov	5288217	2010-04-19 13:20:49 +0100	[diff] [blame]	1114	config PCI_DOMAINS
				1115	bool
				1116	depends on PCI
				1117
Matthew Wilcox	36e2359	2007-07-10 10:54:40 -0600	[diff] [blame]	1118	config PCI_SYSCALL
				1119	def_bool PCI
				1120
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1121	# Select the host bridge type
				1122	config PCI_HOST_VIA82C505
				1123	bool
				1124	depends on PCI && ARCH_SHARK
				1125	default y
				1126
Mike Rapoport	a0113a9	2007-11-25 08:55:34 +0100	[diff] [blame]	1127	config PCI_HOST_ITE8152
				1128	bool
				1129	depends on PCI && MACH_ARMCORE
				1130	default y
				1131	select DMABOUNCE
				1132
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1133	source "drivers/pci/Kconfig"
				1134
				1135	source "drivers/pcmcia/Kconfig"
				1136
				1137	endmenu
				1138
				1139	menu "Kernel Features"
				1140
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	1141	source "kernel/time/Kconfig"
				1142
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1143	config SMP
				1144	bool "Symmetric Multi-Processing (EXPERIMENTAL)"
Russell King	42578c8	2009-06-11 15:35:00 +0100	[diff] [blame]	1145	depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP \|\| REALVIEW_EB_A9MP \|\|\
Russell King	59ac59f	2010-02-11 21:56:07 +0000	[diff] [blame]	1146	MACH_REALVIEW_PB11MP \|\| MACH_REALVIEW_PBX \|\| ARCH_OMAP4 \|\|\
Russell King	0b019a4	2010-08-10 23:17:52 +0100	[diff] [blame]	1147	ARCH_S5PV310 \|\| ARCH_TEGRA \|\| ARCH_U8500 \|\| ARCH_VEXPRESS_CA9X4)
Russell King	bc28248	2009-05-17 18:58:34 +0100	[diff] [blame]	1148	depends on GENERIC_CLOCKEVENTS
Jens Axboe	f6dd9fa	2008-06-10 20:48:30 +0200	[diff] [blame]	1149	select USE_GENERIC_SMP_HELPERS
Russell King	0b019a4	2010-08-10 23:17:52 +0100	[diff] [blame]	1150	select HAVE_ARM_SCU if ARCH_REALVIEW \|\| ARCH_OMAP4 \|\| ARCH_S5PV310 \|\|\
				1151	ARCH_TEGRA \|\| ARCH_U8500 \|\| ARCH_VEXPRESS_CA9X4
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1152	help
				1153	This enables support for systems with more than one CPU. If you have
				1154	a system with only one CPU, like most personal computers, say N. If
				1155	you have a system with more than one CPU, say Y.
				1156
				1157	If you say N here, the kernel will run on single and multiprocessor
				1158	machines, but will use only one CPU of a multiprocessor machine. If
				1159	you say Y here, the kernel will run on many, but not all, single
				1160	processor machines. On a single processor machine, the kernel will
				1161	run faster if you say N here.
				1162
Adrian Bunk	03502fa	2008-02-03 15:50:21 +0200	[diff] [blame]	1163	See also <file:Documentation/i386/IO-APIC.txt>,
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1164	<file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
				1165	<http://www.linuxdoc.org/docs.html#howto>.
				1166
				1167	If you don't know what to do here, say N.
				1168
Russell King	a8cbcd9	2009-05-16 11:51:14 +0100	[diff] [blame]	1169	config HAVE_ARM_SCU
				1170	bool
				1171	depends on SMP
				1172	help
				1173	This option enables support for the ARM system coherency unit
				1174
Russell King	f32f4ce	2009-05-16 12:14:21 +0100	[diff] [blame]	1175	config HAVE_ARM_TWD
				1176	bool
				1177	depends on SMP
				1178	help
				1179	This options enables support for the ARM timer and watchdog unit
				1180
Lennert Buytenhek	8d5796d	2008-08-25 21:03:32 +0100	[diff] [blame]	1181	choice
				1182	prompt "Memory split"
				1183	default VMSPLIT_3G
				1184	help
				1185	Select the desired split between kernel and user memory.
				1186
				1187	If you are not absolutely sure what you are doing, leave this
				1188	option alone!
				1189
				1190	config VMSPLIT_3G
				1191	bool "3G/1G user/kernel split"
				1192	config VMSPLIT_2G
				1193	bool "2G/2G user/kernel split"
				1194	config VMSPLIT_1G
				1195	bool "1G/3G user/kernel split"
				1196	endchoice
				1197
				1198	config PAGE_OFFSET
				1199	hex
				1200	default 0x40000000 if VMSPLIT_1G
				1201	default 0x80000000 if VMSPLIT_2G
				1202	default 0xC0000000
				1203
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1204	config NR_CPUS
				1205	int "Maximum number of CPUs (2-32)"
				1206	range 2 32
				1207	depends on SMP
				1208	default "4"
				1209
Russell King	a054a81	2005-11-02 22:24:33 +0000	[diff] [blame]	1210	config HOTPLUG_CPU
				1211	bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
				1212	depends on SMP && HOTPLUG && EXPERIMENTAL
				1213	help
				1214	Say Y here to experiment with turning CPUs off and on. CPUs
				1215	can be controlled through /sys/devices/system/cpu.
				1216
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1217	config LOCAL_TIMERS
				1218	bool "Use local timer interrupts"
Russell King	42578c8	2009-06-11 15:35:00 +0100	[diff] [blame]	1219	depends on SMP && (REALVIEW_EB_ARM11MP \|\| MACH_REALVIEW_PB11MP \|\| \
Will Deacon	bde28b8	2010-07-09 13:52:09 +0100	[diff] [blame]	1220	REALVIEW_EB_A9MP \|\| MACH_REALVIEW_PBX \|\| ARCH_OMAP4 \|\| \
Russell King	0b019a4	2010-08-10 23:17:52 +0100	[diff] [blame]	1221	ARCH_S5PV310 \|\| ARCH_TEGRA \|\| ARCH_U8500 \|\| ARCH_VEXPRESS_CA9X4)
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1222	default y
Russell King	0b019a4	2010-08-10 23:17:52 +0100	[diff] [blame]	1223	select HAVE_ARM_TWD if ARCH_REALVIEW \|\| ARCH_OMAP4 \|\| ARCH_S5PV310 \|\| \
				1224	ARCH_TEGRA \|\| ARCH_U8500 \|\| ARCH_VEXPRESS
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1225	help
				1226	Enable support for local timers on SMP platforms, rather then the
				1227	legacy IPI broadcast method. Local timers allows the system
				1228	accounting to be spread across the timer interval, preventing a
				1229	"thundering herd" at every timer tick.
				1230
Uwe Kleine-König	d45a398	2009-08-13 20:38:17 +0200	[diff] [blame]	1231	source kernel/Kconfig.preempt
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1232
Russell King	f806581	2006-03-02 22:41:59 +0000	[diff] [blame]	1233	config HZ
				1234	int
Russell King	2192482	2010-08-09 14:07:19 +0100	[diff] [blame]	1235	default 200 if ARCH_EBSA110 \|\| ARCH_S3C2410 \|\| ARCH_S5P6440 \|\| \
				1236	ARCH_S5P6442 \|\| ARCH_S5PV210 \|\| ARCH_S5PV310
Russell King	bfe6570	2006-03-04 11:01:53 +0000	[diff] [blame]	1237	default OMAP_32K_TIMER_HZ if ARCH_OMAP && OMAP_32K_TIMER
David Brownell	5248c65	2007-11-12 17:59:10 +0100	[diff] [blame]	1238	default AT91_TIMER_HZ if ARCH_AT91
Magnus Damm	5da3e71	2010-07-29 14:03:04 +0100	[diff] [blame]	1239	default SHMOBILE_TIMER_HZ if ARCH_SHMOBILE
Russell King	f806581	2006-03-02 22:41:59 +0000	[diff] [blame]	1240	default 100
				1241
Catalin Marinas	16c7965	2009-07-24 12:33:02 +0100	[diff] [blame]	1242	config THUMB2_KERNEL
				1243	bool "Compile the kernel in Thumb-2 mode"
				1244	depends on CPU_V7 && EXPERIMENTAL
				1245	select AEABI
				1246	select ARM_ASM_UNIFIED
				1247	help
				1248	By enabling this option, the kernel will be compiled in
				1249	Thumb-2 mode. A compiler/assembler that understand the unified
				1250	ARM-Thumb syntax is needed.
				1251
				1252	If unsure, say N.
				1253
Catalin Marinas	0becb08	2009-07-24 12:32:53 +0100	[diff] [blame]	1254	config ARM_ASM_UNIFIED
				1255	bool
				1256
Nicolas Pitre	704bdda	2006-01-14 16:33:50 +0000	[diff] [blame]	1257	config AEABI
				1258	bool "Use the ARM EABI to compile the kernel"
				1259	help
				1260	This option allows for the kernel to be compiled using the latest
				1261	ARM ABI (aka EABI). This is only useful if you are using a user
				1262	space environment that is also compiled with EABI.
				1263
				1264	Since there are major incompatibilities between the legacy ABI and
				1265	EABI, especially with regard to structure member alignment, this
				1266	option also changes the kernel syscall calling convention to
				1267	disambiguate both ABIs and allow for backward compatibility support
				1268	(selected with CONFIG_OABI_COMPAT).
				1269
				1270	To use this you need GCC version 4.0.0 or later.
				1271
Nicolas Pitre	6c90c87	2006-01-14 16:37:15 +0000	[diff] [blame]	1272	config OABI_COMPAT
Russell King	a73a3ff	2006-02-08 21:09:55 +0000	[diff] [blame]	1273	bool "Allow old ABI binaries to run with this kernel (EXPERIMENTAL)"
Nicolas Pitre	61c484d	2006-02-08 21:09:08 +0000	[diff] [blame]	1274	depends on AEABI && EXPERIMENTAL
Nicolas Pitre	6c90c87	2006-01-14 16:37:15 +0000	[diff] [blame]	1275	default y
				1276	help
				1277	This option preserves the old syscall interface along with the
				1278	new (ARM EABI) one. It also provides a compatibility layer to
				1279	intercept syscalls that have structure arguments which layout
				1280	in memory differs between the legacy ABI and the new ARM EABI
				1281	(only for non "thumb" binaries). This option adds a tiny
				1282	overhead to all syscalls and produces a slightly larger kernel.
				1283	If you know you'll be using only pure EABI user space then you
				1284	can say N here. If this option is not selected and you attempt
				1285	to execute a legacy ABI binary then the result will be
				1286	UNPREDICTABLE (in fact it can be predicted that it won't work
				1287	at all). If in doubt say Y.
				1288
Mel Gorman	eb33575	2009-05-13 17:34:48 +0100	[diff] [blame]	1289	config ARCH_HAS_HOLES_MEMORYMODEL
Mel Gorman	e80d6a2	2008-08-14 11:10:14 +0100	[diff] [blame]	1290	bool
Mel Gorman	e80d6a2	2008-08-14 11:10:14 +0100	[diff] [blame]	1291
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	1292	config ARCH_SPARSEMEM_ENABLE
				1293	bool
				1294
Russell King	07a2f73	2008-10-01 21:39:58 +0100	[diff] [blame]	1295	config ARCH_SPARSEMEM_DEFAULT
				1296	def_bool ARCH_SPARSEMEM_ENABLE
				1297
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	1298	config ARCH_SELECT_MEMORY_MODEL
Russell King	be37030	2010-05-07 17:40:33 +0100	[diff] [blame]	1299	def_bool ARCH_SPARSEMEM_ENABLE
Yasunori Goto	c80d79d	2006-04-10 22:53:53 -0700	[diff] [blame]	1300
Nicolas Pitre	053a96c	2008-09-19 00:36:12 -0400	[diff] [blame]	1301	config HIGHMEM
				1302	bool "High Memory Support (EXPERIMENTAL)"
				1303	depends on MMU && EXPERIMENTAL
				1304	help
				1305	The address space of ARM processors is only 4 Gigabytes large
				1306	and it has to accommodate user address space, kernel address
				1307	space as well as some memory mapped IO. That means that, if you
				1308	have a large amount of physical memory and/or IO, not all of the
				1309	memory can be "permanently mapped" by the kernel. The physical
				1310	memory that is not permanently mapped is called "high memory".
				1311
				1312	Depending on the selected kernel/user memory split, minimum
				1313	vmalloc space and actual amount of RAM, you may not need this
				1314	option which should result in a slightly faster kernel.
				1315
				1316	If unsure, say n.
				1317
Russell King	65cec8e	2009-08-17 20:02:06 +0100	[diff] [blame]	1318	config HIGHPTE
				1319	bool "Allocate 2nd-level pagetables from highmem"
				1320	depends on HIGHMEM
				1321	depends on !OUTER_CACHE
				1322
Jamie Iles	1b8873a	2010-02-02 20:25:44 +0100	[diff] [blame]	1323	config HW_PERF_EVENTS
				1324	bool "Enable hardware performance counter support for perf events"
Will Deacon	fe16614	2010-04-30 11:37:51 +0100	[diff] [blame]	1325	depends on PERF_EVENTS && CPU_HAS_PMU
Jamie Iles	1b8873a	2010-02-02 20:25:44 +0100	[diff] [blame]	1326	default y
				1327	help
				1328	Enable hardware performance counter support for perf events. If
				1329	disabled, perf events will use software events only.
				1330
eric miao	354e6f7	2010-06-25 09:46:09 +0100	[diff] [blame]	1331	config SPARSE_IRQ
eric miao	c1ba6ba	2010-07-22 09:55:53 +0100	[diff] [blame]	1332	def_bool n
eric miao	354e6f7	2010-06-25 09:46:09 +0100	[diff] [blame]	1333	help
				1334	This enables support for sparse irqs. This is useful in general
				1335	as most CPUs have a fairly sparse array of IRQ vectors, which
				1336	the irq_desc then maps directly on to. Systems with a high
				1337	number of off-chip IRQs will want to treat this as
				1338	experimental until they have been independently verified.
				1339
Dave Hansen	3f22ab2	2005-06-23 00:07:43 -0700	[diff] [blame]	1340	source "mm/Kconfig"
				1341
Magnus Damm	c1b2d97	2010-07-05 10:00:11 +0100	[diff] [blame]	1342	config FORCE_MAX_ZONEORDER
				1343	int "Maximum zone order" if ARCH_SHMOBILE
				1344	range 11 64 if ARCH_SHMOBILE
				1345	default "9" if SA1111
				1346	default "11"
				1347	help
				1348	The kernel memory allocator divides physically contiguous memory
				1349	blocks into "zones", where each zone is a power of two number of
				1350	pages. This option selects the largest power of two that the kernel
				1351	keeps in the memory allocator. If you need to allocate very large
				1352	blocks of physically contiguous memory, then you may need to
				1353	increase this value.
				1354
				1355	This config option is actually maximum order plus one. For example,
				1356	a value of 11 means that the largest free memory block is 2^10 pages.
				1357
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1358	config LEDS
				1359	bool "Timer and CPU usage LEDs"
Adrian Bunk	e055d5bf	2008-04-22 01:43:27 +0100	[diff] [blame]	1360	depends on ARCH_CDB89712 \|\| ARCH_EBSA110 \|\| \
Sascha Hauer	8c8fdbc	2009-04-01 12:40:15 +0200	[diff] [blame]	1361	ARCH_EBSA285 \|\| ARCH_INTEGRATOR \|\| \
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1362	ARCH_LUBBOCK \|\| MACH_MAINSTONE \|\| ARCH_NETWINDER \|\| \
				1363	ARCH_OMAP \|\| ARCH_P720T \|\| ARCH_PXA_IDP \|\| \
SAN People	73a59c1	2006-01-09 17:05:41 +0000	[diff] [blame]	1364	ARCH_SA1100 \|\| ARCH_SHARK \|\| ARCH_VERSATILE \|\| \
Jürgen Schindele	2532967	2008-09-16 21:36:30 +0100	[diff] [blame]	1365	ARCH_AT91 \|\| ARCH_DAVINCI \|\| \
Colin Tuckley	ff3042fb	2009-05-30 13:56:13 +0100	[diff] [blame]	1366	ARCH_KS8695 \|\| MACH_RD88F5182 \|\| ARCH_REALVIEW
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1367	help
				1368	If you say Y here, the LEDs on your machine will be used
				1369	to provide useful information about your current system status.
				1370
				1371	If you are compiling a kernel for a NetWinder or EBSA-285, you will
				1372	be able to select which LEDs are active using the options below. If
				1373	you are compiling a kernel for the EBSA-110 or the LART however, the
				1374	red LED will simply flash regularly to indicate that the system is
				1375	still functional. It is safe to say Y here if you have a CATS
				1376	system, but the driver will do nothing.
				1377
				1378	config LEDS_TIMER
				1379	bool "Timer LED" if (!ARCH_CDB89712 && !ARCH_OMAP) \|\| \
David Brownell	eebdf7d7	2007-04-02 12:48:10 -0700	[diff] [blame]	1380	OMAP_OSK_MISTRAL \|\| MACH_OMAP_H2 \
				1381	\|\| MACH_OMAP_PERSEUS2
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1382	depends on LEDS
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	1383	depends on !GENERIC_CLOCKEVENTS
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1384	default y if ARCH_EBSA110
				1385	help
				1386	If you say Y here, one of the system LEDs (the green one on the
				1387	NetWinder, the amber one on the EBSA285, or the red one on the LART)
				1388	will flash regularly to indicate that the system is still
				1389	operational. This is mainly useful to kernel hackers who are
				1390	debugging unstable kernels.
				1391
				1392	The LART uses the same LED for both Timer LED and CPU usage LED
				1393	functions. You may choose to use both, but the Timer LED function
				1394	will overrule the CPU usage LED.
				1395
				1396	config LEDS_CPU
				1397	bool "CPU usage LED" if (!ARCH_CDB89712 && !ARCH_EBSA110 && \
David Brownell	eebdf7d7	2007-04-02 12:48:10 -0700	[diff] [blame]	1398	!ARCH_OMAP) \
				1399	\|\| OMAP_OSK_MISTRAL \|\| MACH_OMAP_H2 \
				1400	\|\| MACH_OMAP_PERSEUS2
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1401	depends on LEDS
				1402	help
				1403	If you say Y here, the red LED will be used to give a good real
				1404	time indication of CPU usage, by lighting whenever the idle task
				1405	is not currently executing.
				1406
				1407	The LART uses the same LED for both Timer LED and CPU usage LED
				1408	functions. You may choose to use both, but the Timer LED function
				1409	will overrule the CPU usage LED.
				1410
				1411	config ALIGNMENT_TRAP
				1412	bool
Hyok S. Choi	f12d0d7	2006-09-26 17:36:37 +0900	[diff] [blame]	1413	depends on CPU_CP15_MMU
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1414	default y if !ARCH_EBSA110
Russell King	e119bff	2010-01-10 17:23:29 +0000	[diff] [blame]	1415	select HAVE_PROC_CPU if PROC_FS
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1416	help
Matt LaPlante	84eb8d0	2006-10-03 22:53:09 +0200	[diff] [blame]	1417	ARM processors cannot fetch/store information which is not
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1418	naturally aligned on the bus, i.e., a 4 byte fetch must start at an
				1419	address divisible by 4. On 32-bit ARM processors, these non-aligned
				1420	fetch/store instructions will be emulated in software if you say
				1421	here, which has a severe performance impact. This is necessary for
				1422	correct operation of some network protocols. With an IP-only
				1423	configuration it is safe to say N, otherwise say Y.
				1424
Lennert Buytenhek	39ec58f	2009-03-09 14:30:09 -0400	[diff] [blame]	1425	config UACCESS_WITH_MEMCPY
				1426	bool "Use kernel mem{cpy,set}() for {copy_to,clear}_user() (EXPERIMENTAL)"
				1427	depends on MMU && EXPERIMENTAL
				1428	default y if CPU_FEROCEON
				1429	help
				1430	Implement faster copy_to_user and clear_user methods for CPU
				1431	cores where a 8-word STM instruction give significantly higher
				1432	memory write throughput than a sequence of individual 32bit stores.
				1433
				1434	A possible side effect is a slight increase in scheduling latency
				1435	between threads sharing the same address space if they invoke
				1436	such copy operations with large buffers.
				1437
				1438	However, if the CPU data cache is using a write-allocate mode,
				1439	this option is unlikely to provide any performance gain.
				1440
Nicolas Pitre	c743f38	2010-05-24 23:55:42 -0400	[diff] [blame]	1441	config CC_STACKPROTECTOR
				1442	bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)"
				1443	help
				1444	This option turns on the -fstack-protector GCC feature. This
				1445	feature puts, at the beginning of functions, a canary value on
				1446	the stack just before the return address, and validates
				1447	the value just before actually returning. Stack based buffer
				1448	overflows (that need to overwrite this return address) now also
				1449	overwrite the canary, which gets detected and the attack is then
				1450	neutralized via a kernel panic.
				1451	This feature requires gcc version 4.2 or above.
				1452
Uwe Kleine-König	73a65b3	2010-01-19 10:13:14 +0100	[diff] [blame]	1453	config DEPRECATED_PARAM_STRUCT
				1454	bool "Provide old way to pass kernel parameters"
				1455	help
				1456	This was deprecated in 2001 and announced to live on for 5 years.
				1457	Some old boot loaders still use this way.
				1458
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1459	endmenu
				1460
				1461	menu "Boot options"
				1462
				1463	# Compressed boot loader in ROM. Yes, we really want to ask about
				1464	# TEXT and BSS so we preserve their values in the config files.
				1465	config ZBOOT_ROM_TEXT
				1466	hex "Compressed ROM boot loader base address"
				1467	default "0"
				1468	help
				1469	The physical address at which the ROM-able zImage is to be
				1470	placed in the target. Platforms which normally make use of
				1471	ROM-able zImage formats normally set this to a suitable
				1472	value in their defconfig file.
				1473
				1474	If ZBOOT_ROM is not enabled, this has no effect.
				1475
				1476	config ZBOOT_ROM_BSS
				1477	hex "Compressed ROM boot loader BSS address"
				1478	default "0"
				1479	help
Dan Fandrich	f8c440b	2006-09-20 23:28:51 +0100	[diff] [blame]	1480	The base address of an area of read/write memory in the target
				1481	for the ROM-able zImage which must be available while the
				1482	decompressor is running. It must be large enough to hold the
				1483	entire decompressed kernel plus an additional 128 KiB.
				1484	Platforms which normally make use of ROM-able zImage formats
				1485	normally set this to a suitable value in their defconfig file.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1486
				1487	If ZBOOT_ROM is not enabled, this has no effect.
				1488
				1489	config ZBOOT_ROM
				1490	bool "Compressed boot loader in ROM/flash"
				1491	depends on ZBOOT_ROM_TEXT != ZBOOT_ROM_BSS
				1492	help
				1493	Say Y here if you intend to execute your compressed kernel image
				1494	(zImage) directly from ROM or flash. If unsure, say N.
				1495
				1496	config CMDLINE
				1497	string "Default kernel command string"
				1498	default ""
				1499	help
				1500	On some architectures (EBSA110 and CATS), there is currently no way
				1501	for the boot loader to pass arguments to the kernel. For these
				1502	architectures, you should supply some command-line options at build
				1503	time by entering them here. As a minimum, you should specify the
				1504	memory size and the root device (e.g., mem=64M root=/dev/nfs).
				1505
Alexander Holler	92d2040	2010-02-16 19:04:53 +0100	[diff] [blame]	1506	config CMDLINE_FORCE
				1507	bool "Always use the default kernel command string"
				1508	depends on CMDLINE != ""
				1509	help
				1510	Always use the default kernel command string, even if the boot
				1511	loader passes other arguments to the kernel.
				1512	This is useful if you cannot or don't want to change the
				1513	command-line options your boot loader passes to the kernel.
				1514
				1515	If unsure, say N.
				1516
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1517	config XIP_KERNEL
				1518	bool "Kernel Execute-In-Place from ROM"
				1519	depends on !ZBOOT_ROM
				1520	help
				1521	Execute-In-Place allows the kernel to run from non-volatile storage
				1522	directly addressable by the CPU, such as NOR flash. This saves RAM
				1523	space since the text section of the kernel is not loaded from flash
				1524	to RAM. Read-write sections, such as the data section and stack,
				1525	are still copied to RAM. The XIP kernel is not compressed since
				1526	it has to run directly from flash, so it will take more space to
				1527	store it. The flash address used to link the kernel object files,
				1528	and for storing it, is configuration dependent. Therefore, if you
				1529	say Y here, you must know the proper physical address where to
				1530	store the kernel image depending on your own flash memory usage.
				1531
				1532	Also note that the make target becomes "make xipImage" rather than
				1533	"make zImage" or "make Image". The final kernel binary to put in
				1534	ROM memory will be arch/arm/boot/xipImage.
				1535
				1536	If unsure, say N.
				1537
				1538	config XIP_PHYS_ADDR
				1539	hex "XIP Kernel Physical Location"
				1540	depends on XIP_KERNEL
				1541	default "0x00080000"
				1542	help
				1543	This is the physical address in your flash memory the kernel will
				1544	be linked for and stored to. This address is dependent on your
				1545	own flash usage.
				1546
Richard Purdie	c587e4a	2007-02-06 21:29:00 +0100	[diff] [blame]	1547	config KEXEC
				1548	bool "Kexec system call (EXPERIMENTAL)"
				1549	depends on EXPERIMENTAL
				1550	help
				1551	kexec is a system call that implements the ability to shutdown your
				1552	current kernel, and to start another kernel. It is like a reboot
Matt LaPlante	01dd2fb	2007-10-20 01:34:40 +0200	[diff] [blame]	1553	but it is independent of the system firmware. And like a reboot
Richard Purdie	c587e4a	2007-02-06 21:29:00 +0100	[diff] [blame]	1554	you can start any kernel with it, not just Linux.
				1555
				1556	It is an ongoing process to be certain the hardware in a machine
				1557	is properly shutdown, so do not be surprised if this code does not
				1558	initially work for you. It may help to enable device hotplugging
				1559	support.
				1560
Richard Purdie	4cd9d6f	2008-01-02 00:56:46 +0100	[diff] [blame]	1561	config ATAGS_PROC
				1562	bool "Export atags in procfs"
Uli Luckas	b98d729	2008-02-22 16:45:18 +0100	[diff] [blame]	1563	depends on KEXEC
				1564	default y
Richard Purdie	4cd9d6f	2008-01-02 00:56:46 +0100	[diff] [blame]	1565	help
				1566	Should the atags used to boot the kernel be exported in an "atags"
				1567	file in procfs. Useful with kexec.
				1568
Eric Miao	e69edc79	2010-07-05 15:56:50 +0200	[diff] [blame]	1569	config AUTO_ZRELADDR
				1570	bool "Auto calculation of the decompressed kernel image address"
				1571	depends on !ZBOOT_ROM && !ARCH_U300
				1572	help
				1573	ZRELADDR is the physical address where the decompressed kernel
				1574	image will be placed. If AUTO_ZRELADDR is selected, the address
				1575	will be determined at run-time by masking the current IP with
				1576	0xf8000000. This assumes the zImage being placed in the first 128MB
				1577	from start of memory.
				1578
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1579	endmenu
				1580
Russell King	ac9d7ef	2008-08-18 17:26:00 +0100	[diff] [blame]	1581	menu "CPU Power Management"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1582
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	1583	if ARCH_HAS_CPUFREQ
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1584
				1585	source "drivers/cpufreq/Kconfig"
				1586
				1587	config CPU_FREQ_SA1100
				1588	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1589
				1590	config CPU_FREQ_SA1110
				1591	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1592
				1593	config CPU_FREQ_INTEGRATOR
				1594	tristate "CPUfreq driver for ARM Integrator CPUs"
				1595	depends on ARCH_INTEGRATOR && CPU_FREQ
				1596	default y
				1597	help
				1598	This enables the CPUfreq driver for ARM Integrator CPUs.
				1599
				1600	For details, take a look at <file:Documentation/cpu-freq>.
				1601
				1602	If in doubt, say Y.
				1603
Russell King	9e2697f	2007-12-14 13:30:14 +0000	[diff] [blame]	1604	config CPU_FREQ_PXA
				1605	bool
				1606	depends on CPU_FREQ && ARCH_PXA && PXA25x
				1607	default y
				1608	select CPU_FREQ_DEFAULT_GOV_USERSPACE
				1609
Mark Brown	b3748dd	2009-06-15 11:23:20 +0100	[diff] [blame]	1610	config CPU_FREQ_S3C64XX
				1611	bool "CPUfreq support for Samsung S3C64XX CPUs"
				1612	depends on CPU_FREQ && CPU_S3C6410
				1613
Ben Dooks	9d56c02	2009-07-30 23:23:25 +0100	[diff] [blame]	1614	config CPU_FREQ_S3C
				1615	bool
				1616	help
				1617	Internal configuration node for common cpufreq on Samsung SoC
				1618
				1619	config CPU_FREQ_S3C24XX
				1620	bool "CPUfreq driver for Samsung S3C24XX series CPUs"
				1621	depends on ARCH_S3C2410 && CPU_FREQ && EXPERIMENTAL
				1622	select CPU_FREQ_S3C
				1623	help
				1624	This enables the CPUfreq driver for the Samsung S3C24XX family
				1625	of CPUs.
				1626
				1627	For details, take a look at <file:Documentation/cpu-freq>.
				1628
				1629	If in doubt, say N.
				1630
				1631	config CPU_FREQ_S3C24XX_PLL
				1632	bool "Support CPUfreq changing of PLL frequency"
				1633	depends on CPU_FREQ_S3C24XX && EXPERIMENTAL
				1634	help
				1635	Compile in support for changing the PLL frequency from the
				1636	S3C24XX series CPUfreq driver. The PLL takes time to settle
				1637	after a frequency change, so by default it is not enabled.
				1638
				1639	This also means that the PLL tables for the selected CPU(s) will
				1640	be built which may increase the size of the kernel image.
				1641
				1642	config CPU_FREQ_S3C24XX_DEBUG
				1643	bool "Debug CPUfreq Samsung driver core"
				1644	depends on CPU_FREQ_S3C24XX
				1645	help
				1646	Enable s3c_freq_dbg for the Samsung S3C CPUfreq core
				1647
				1648	config CPU_FREQ_S3C24XX_IODEBUG
				1649	bool "Debug CPUfreq Samsung driver IO timing"
				1650	depends on CPU_FREQ_S3C24XX
				1651	help
				1652	Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core
				1653
Ben Dooks	e6d197a	2009-07-30 23:23:42 +0100	[diff] [blame]	1654	config CPU_FREQ_S3C24XX_DEBUGFS
				1655	bool "Export debugfs for CPUFreq"
				1656	depends on CPU_FREQ_S3C24XX && DEBUG_FS
				1657	help
				1658	Export status information via debugfs.
				1659
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1660	endif
				1661
Russell King	ac9d7ef	2008-08-18 17:26:00 +0100	[diff] [blame]	1662	source "drivers/cpuidle/Kconfig"
				1663
				1664	endmenu
				1665
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1666	menu "Floating point emulation"
				1667
				1668	comment "At least one emulation must be selected"
				1669
				1670	config FPE_NWFPE
				1671	bool "NWFPE math emulation"
Nicolas Pitre	8993a44	2006-01-14 16:36:50 +0000	[diff] [blame]	1672	depends on !AEABI \|\| OABI_COMPAT
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1673	---help---
				1674	Say Y to include the NWFPE floating point emulator in the kernel.
				1675	This is necessary to run most binaries. Linux does not currently
				1676	support floating point hardware so you need to say Y here even if
				1677	your machine has an FPA or floating point co-processor podule.
				1678
				1679	You may say N here if you are going to load the Acorn FPEmulator
				1680	early in the bootup.
				1681
				1682	config FPE_NWFPE_XP
				1683	bool "Support extended precision"
Lennert Buytenhek	bedf142	2005-11-07 21:12:08 +0000	[diff] [blame]	1684	depends on FPE_NWFPE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1685	help
				1686	Say Y to include 80-bit support in the kernel floating-point
				1687	emulator. Otherwise, only 32 and 64-bit support is compiled in.
				1688	Note that gcc does not generate 80-bit operations by default,
				1689	so in most cases this option only enlarges the size of the
				1690	floating point emulator without any good reason.
				1691
				1692	You almost surely want to say N here.
				1693
				1694	config FPE_FASTFPE
				1695	bool "FastFPE math emulation (EXPERIMENTAL)"
Nicolas Pitre	8993a44	2006-01-14 16:36:50 +0000	[diff] [blame]	1696	depends on (!AEABI \|\| OABI_COMPAT) && !CPU_32v3 && EXPERIMENTAL
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1697	---help---
				1698	Say Y here to include the FAST floating point emulator in the kernel.
				1699	This is an experimental much faster emulator which now also has full
				1700	precision for the mantissa. It does not support any exceptions.
				1701	It is very simple, and approximately 3-6 times faster than NWFPE.
				1702
				1703	It should be sufficient for most programs. It may be not suitable
				1704	for scientific calculations, but you have to check this for yourself.
				1705	If you do not feel you need a faster FP emulation you should better
				1706	choose NWFPE.
				1707
				1708	config VFP
				1709	bool "VFP-format floating point maths"
Russell King	c00d4ff	2008-01-28 13:21:30 +0000	[diff] [blame]	1710	depends on CPU_V6 \|\| CPU_ARM926T \|\| CPU_V7 \|\| CPU_FEROCEON
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1711	help
				1712	Say Y to include VFP support code in the kernel. This is needed
				1713	if your hardware includes a VFP unit.
				1714
				1715	Please see <file:Documentation/arm/VFP/release-notes.txt> for
				1716	release notes and additional status information.
				1717
				1718	Say N if your target does not have VFP hardware.
				1719
Catalin Marinas	25ebee0	2007-09-25 15:22:24 +0100	[diff] [blame]	1720	config VFPv3
				1721	bool
				1722	depends on VFP
				1723	default y if CPU_V7
				1724
Catalin Marinas	b5872db	2008-01-10 19:16:17 +0100	[diff] [blame]	1725	config NEON
				1726	bool "Advanced SIMD (NEON) Extension support"
				1727	depends on VFPv3 && CPU_V7
				1728	help
				1729	Say Y to include support code for NEON, the ARMv7 Advanced SIMD
				1730	Extension.
				1731
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1732	endmenu
				1733
				1734	menu "Userspace binary formats"
				1735
				1736	source "fs/Kconfig.binfmt"
				1737
				1738	config ARTHUR
				1739	tristate "RISC OS personality"
Nicolas Pitre	704bdda	2006-01-14 16:33:50 +0000	[diff] [blame]	1740	depends on !AEABI
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1741	help
				1742	Say Y here to include the kernel code necessary if you want to run
				1743	Acorn RISC OS/Arthur binaries under Linux. This code is still very
				1744	experimental; if this sounds frightening, say N and sleep in peace.
				1745	You can also say M here to compile this support as a module (which
				1746	will be called arthur).
				1747
				1748	endmenu
				1749
				1750	menu "Power management options"
				1751
Russell King	eceab4a	2005-11-15 11:31:41 +0000	[diff] [blame]	1752	source "kernel/power/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1753
Johannes Berg	f4cb570	2007-12-08 02:14:00 +0100	[diff] [blame]	1754	config ARCH_SUSPEND_POSSIBLE
				1755	def_bool y
				1756
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1757	endmenu
				1758
Sam Ravnborg	d5950b4	2005-07-11 21:03:49 -0700	[diff] [blame]	1759	source "net/Kconfig"
				1760
Uwe Kleine-König	ac25150	2009-08-13 21:09:21 +0200	[diff] [blame]	1761	source "drivers/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1762
				1763	source "fs/Kconfig"
				1764
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1765	source "arch/arm/Kconfig.debug"
				1766
				1767	source "security/Kconfig"
				1768
				1769	source "crypto/Kconfig"
				1770
				1771	source "lib/Kconfig"