Blame - arch/arm/Kconfig - kernel/msm-4.19

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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
Alessandro Zummo	12b824f	2006-03-27 01:16:35 -0800	[diff] [blame]	13	select RTC_LIB
Ralf Baechle	75e7153	2007-02-09 17:08:58 +0000	[diff] [blame]	14	select SYS_SUPPORTS_APM_EMULATION
Mathieu Desnoyers	42d4b83	2008-02-02 15:10:34 -0500	[diff] [blame]	15	select HAVE_OPROFILE
Jason Wessel	5cbad0e	2008-02-20 13:33:40 -0600	[diff] [blame]	16	select HAVE_ARCH_KGDB
Mathieu Desnoyers	3f55009	2008-02-02 15:10:35 -0500	[diff] [blame]	17	select HAVE_KPROBES if (!XIP_KERNEL)
Ananth N Mavinakayanahalli	9edddaa	2008-03-04 14:28:37 -0800	[diff] [blame]	18	select HAVE_KRETPROBES if (HAVE_KPROBES)
Steven Rostedt	606576c	2008-10-06 19:06:12 -0400	[diff] [blame]	19	select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
Dmitry Baryshkov	1fe5326	2008-07-18 13:30:14 +0400	[diff] [blame]	20	select HAVE_GENERIC_DMA_COHERENT
Albin Tonnerre	e7db7b4	2010-01-08 14:42:43 -0800	[diff] [blame]	21	select HAVE_KERNEL_GZIP
				22	select HAVE_KERNEL_LZO
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	23	help
				24	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]	25	licensed by ARM Ltd and targeted at embedded applications and
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	26	handhelds such as the Compaq IPAQ. ARM-based PCs are no longer
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	27	manufactured, but legacy ARM-based PC hardware remains popular in
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	28	Europe. There is an ARM Linux project with a web page at
				29	<http://www.arm.linux.org.uk/>.
				30
Russell King	1a189b9	2008-04-13 21:41:55 +0100	[diff] [blame]	31	config HAVE_PWM
				32	bool
				33
Ralf Baechle	75e7153	2007-02-09 17:08:58 +0000	[diff] [blame]	34	config SYS_SUPPORTS_APM_EMULATION
				35	bool
				36
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	37	config GENERIC_GPIO
				38	bool
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	39
Kevin Hilman	746140c	2006-09-22 00:16:30 +0100	[diff] [blame]	40	config GENERIC_TIME
				41	bool
Kevin Hilman	746140c	2006-09-22 00:16:30 +0100	[diff] [blame]	42
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	43	config GENERIC_CLOCKEVENTS
				44	bool
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	45
Catalin Marinas	a8655e8	2008-02-04 17:30:57 +0100	[diff] [blame]	46	config GENERIC_CLOCKEVENTS_BROADCAST
				47	bool
				48	depends on GENERIC_CLOCKEVENTS
				49	default y if SMP && !LOCAL_TIMERS
				50
Linus Walleij	bc58177	2009-09-15 17:30:37 +0100	[diff] [blame]	51	config HAVE_TCM
				52	bool
				53	select GENERIC_ALLOCATOR
				54
Russell King	e119bff	2010-01-10 17:23:29 +0000	[diff] [blame]	55	config HAVE_PROC_CPU
				56	bool
				57
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	58	config NO_IOPORT
				59	bool
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	60
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	61	config EISA
				62	bool
				63	---help---
				64	The Extended Industry Standard Architecture (EISA) bus was
				65	developed as an open alternative to the IBM MicroChannel bus.
				66
				67	The EISA bus provided some of the features of the IBM MicroChannel
				68	bus while maintaining backward compatibility with cards made for
				69	the older ISA bus. The EISA bus saw limited use between 1988 and
				70	1995 when it was made obsolete by the PCI bus.
				71
				72	Say Y here if you are building a kernel for an EISA-based machine.
				73
				74	Otherwise, say N.
				75
				76	config SBUS
				77	bool
				78
				79	config MCA
				80	bool
				81	help
				82	MicroChannel Architecture is found in some IBM PS/2 machines and
				83	laptops. It is a bus system similar to PCI or ISA. See
				84	<file:Documentation/mca.txt> (and especially the web page given
				85	there) before attempting to build an MCA bus kernel.
				86
Thomas Gleixner	4a2581a	2006-07-01 22:30:09 +0100	[diff] [blame]	87	config GENERIC_HARDIRQS
				88	bool
				89	default y
				90
Russell King	f16fb1e	2007-04-28 09:59:37 +0100	[diff] [blame]	91	config STACKTRACE_SUPPORT
				92	bool
				93	default y
				94
Nicolas Pitre	f76e915	2008-04-24 01:31:46 -0400	[diff] [blame]	95	config HAVE_LATENCYTOP_SUPPORT
				96	bool
				97	depends on !SMP
				98	default y
				99
Russell King	f16fb1e	2007-04-28 09:59:37 +0100	[diff] [blame]	100	config LOCKDEP_SUPPORT
				101	bool
				102	default y
				103
Russell King	7ad1bcb	2006-08-27 12:07:02 +0100	[diff] [blame]	104	config TRACE_IRQFLAGS_SUPPORT
				105	bool
				106	default y
				107
Thomas Gleixner	4a2581a	2006-07-01 22:30:09 +0100	[diff] [blame]	108	config HARDIRQS_SW_RESEND
				109	bool
				110	default y
				111
				112	config GENERIC_IRQ_PROBE
				113	bool
				114	default y
				115
Nick Piggin	95c354f	2008-01-30 13:31:20 +0100	[diff] [blame]	116	config GENERIC_LOCKBREAK
				117	bool
				118	default y
				119	depends on SMP && PREEMPT
				120
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	121	config RWSEM_GENERIC_SPINLOCK
				122	bool
				123	default y
				124
				125	config RWSEM_XCHGADD_ALGORITHM
				126	bool
				127
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	128	config ARCH_HAS_ILOG2_U32
				129	bool
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	130
				131	config ARCH_HAS_ILOG2_U64
				132	bool
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	133
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	134	config ARCH_HAS_CPUFREQ
				135	bool
				136	help
				137	Internal node to signify that the ARCH has CPUFREQ support
				138	and that the relevant menu configurations are displayed for
				139	it.
				140
Akinobu Mita	b89c3b1	2006-03-26 01:39:19 -0800	[diff] [blame]	141	config GENERIC_HWEIGHT
				142	bool
				143	default y
				144
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	145	config GENERIC_CALIBRATE_DELAY
				146	bool
				147	default y
				148
viro@ZenIV.linux.org.uk	a08b6b7	2005-09-06 01:48:42 +0100	[diff] [blame]	149	config ARCH_MAY_HAVE_PC_FDC
				150	bool
				151
Christoph Lameter	5ac6da6	2007-02-10 01:43:14 -0800	[diff] [blame]	152	config ZONE_DMA
				153	bool
Christoph Lameter	5ac6da6	2007-02-10 01:43:14 -0800	[diff] [blame]	154
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	155	config GENERIC_ISA_DMA
				156	bool
				157
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	158	config FIQ
				159	bool
				160
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	161	config ARCH_MTD_XIP
				162	bool
				163
Paulius Zaleckas	60a752e	2008-06-25 13:33:14 +0100	[diff] [blame]	164	config GENERIC_HARDIRQS_NO__DO_IRQ
Paulius Zaleckas	60a752e	2008-06-25 13:33:14 +0100	[diff] [blame]	165	def_bool y
				166
Mathieu Desnoyers	c0ffa3a	2008-02-02 15:10:32 -0500	[diff] [blame]	167	if OPROFILE
				168
				169	config OPROFILE_ARMV6
				170	def_bool y
				171	depends on CPU_V6 && !SMP
				172	select OPROFILE_ARM11_CORE
				173
				174	config OPROFILE_MPCORE
				175	def_bool y
				176	depends on CPU_V6 && SMP
				177	select OPROFILE_ARM11_CORE
				178
				179	config OPROFILE_ARM11_CORE
				180	bool
				181
Jean PIHET	d7ac4e2	2008-08-12 19:07:39 +0100	[diff] [blame]	182	config OPROFILE_ARMV7
				183	def_bool y
				184	depends on CPU_V7 && !SMP
				185	bool
				186
Mathieu Desnoyers	c0ffa3a	2008-02-02 15:10:32 -0500	[diff] [blame]	187	endif
				188
Hyok S. Choi	c760fc1	2006-03-27 15:18:50 +0100	[diff] [blame]	189	config VECTORS_BASE
				190	hex
Hyok S. Choi	6afd6fa	2006-09-28 21:46:34 +0900	[diff] [blame]	191	default 0xffff0000 if MMU \|\| CPU_HIGH_VECTOR
Hyok S. Choi	c760fc1	2006-03-27 15:18:50 +0100	[diff] [blame]	192	default DRAM_BASE if REMAP_VECTORS_TO_RAM
				193	default 0x00000000
				194	help
				195	The base address of exception vectors.
				196
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	197	source "init/Kconfig"
				198
Matt Helsley	dc52ddc	2008-10-18 20:27:21 -0700	[diff] [blame]	199	source "kernel/Kconfig.freezer"
				200
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	201	menu "System Type"
				202
Hyok S. Choi	3c42797	2009-07-24 12:35:00 +0100	[diff] [blame]	203	config MMU
				204	bool "MMU-based Paged Memory Management Support"
				205	default y
				206	help
				207	Select if you want MMU-based virtualised addressing space
				208	support by paged memory management. If unsure, say 'Y'.
				209
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	210	choice
				211	prompt "ARM system type"
Catalin Marinas	6a0e243	2006-03-07 14:42:27 +0000	[diff] [blame]	212	default ARCH_VERSATILE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	213
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	214	config ARCH_AAEC2000
				215	bool "Agilent AAEC-2000 based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	216	select CPU_ARM920T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	217	select ARM_AMBA
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	218	select HAVE_CLK
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	219	help
				220	This enables support for systems based on the Agilent AAEC-2000
				221
				222	config ARCH_INTEGRATOR
				223	bool "ARM Ltd. Integrator family"
				224	select ARM_AMBA
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	225	select ARCH_HAS_CPUFREQ
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	226	select HAVE_CLK
Russell King	d72fbdf	2008-11-08 20:08:08 +0000	[diff] [blame]	227	select COMMON_CLKDEV
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	228	select ICST525
				229	help
				230	Support for ARM's Integrator platform.
				231
				232	config ARCH_REALVIEW
				233	bool "ARM Ltd. RealView family"
				234	select ARM_AMBA
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	235	select HAVE_CLK
Russell King	cf30fb4	2008-11-08 20:05:55 +0000	[diff] [blame]	236	select COMMON_CLKDEV
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	237	select ICST307
Catalin Marinas	85802af	2008-02-04 17:24:54 +0100	[diff] [blame]	238	select GENERIC_TIME
Catalin Marinas	ae30cea	2008-02-04 17:26:55 +0100	[diff] [blame]	239	select GENERIC_CLOCKEVENTS
Russell King	eb7fffa	2009-07-05 22:41:31 +0100	[diff] [blame]	240	select ARCH_WANT_OPTIONAL_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
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	248	select HAVE_CLK
Russell King	71a06da	2008-11-08 20:13:53 +0000	[diff] [blame]	249	select COMMON_CLKDEV
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	250	select ICST307
Kevin Hilman	b49c87c	2007-03-08 20:25:13 +0100	[diff] [blame]	251	select GENERIC_TIME
Kevin Hilman	89df127	2007-03-08 20:30:38 +0100	[diff] [blame]	252	select GENERIC_CLOCKEVENTS
Russell King	bbeddc4	2009-07-05 22:43:01 +0100	[diff] [blame]	253	select ARCH_WANT_OPTIONAL_GPIOLIB
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	254	help
				255	This enables support for ARM Ltd Versatile board.
				256
Andrew Victor	8fc5ffa	2006-06-29 16:06:33 +0100	[diff] [blame]	257	config ARCH_AT91
				258	bool "Atmel AT91"
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	259	select GENERIC_GPIO
Ryan Mallon	f373e8c	2009-02-10 21:02:08 +0100	[diff] [blame]	260	select ARCH_REQUIRE_GPIOLIB
David Brownell	93686ae	2008-07-28 15:46:22 -0700	[diff] [blame]	261	select HAVE_CLK
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	262	help
Andrew Victor	2b3b351	2008-01-24 15:10:39 +0100	[diff] [blame]	263	This enables support for systems based on the Atmel AT91RM9200,
				264	AT91SAM9 and AT91CAP9 processors.
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	265
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	266	config ARCH_CLPS711X
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	267	bool "Cirrus Logic CLPS711x/EP721x-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	268	select CPU_ARM720T
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	269	help
				270	Support for Cirrus Logic 711x/721x based boards.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	271
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	272	config ARCH_GEMINI
				273	bool "Cortina Systems Gemini"
				274	select CPU_FA526
				275	select GENERIC_GPIO
				276	select ARCH_REQUIRE_GPIOLIB
				277	help
				278	Support for the Cortina Systems Gemini family SoCs
				279
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	280	config ARCH_EBSA110
				281	bool "EBSA-110"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	282	select CPU_SA110
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	283	select ISA
Russell King	c5eb2a2	2007-03-03 11:54:19 +0000	[diff] [blame]	284	select NO_IOPORT
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	285	help
				286	This is an evaluation board for the StrongARM processor available
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	287	from Digital. It has limited hardware on-board, including an
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	288	Ethernet interface, two PCMCIA sockets, two serial ports and a
				289	parallel port.
				290
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	291	config ARCH_EP93XX
				292	bool "EP93xx-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	293	select CPU_ARM920T
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	294	select ARM_AMBA
				295	select ARM_VIC
Herbert Valerio Riedel	4e9f9fd	2007-11-26 18:41:02 +0100	[diff] [blame]	296	select GENERIC_GPIO
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	297	select HAVE_CLK
Russell King	ae696fd	2008-11-30 17:11:49 +0000	[diff] [blame]	298	select COMMON_CLKDEV
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	299	select ARCH_REQUIRE_GPIOLIB
Mel Gorman	eb33575	2009-05-13 17:34:48 +0100	[diff] [blame]	300	select ARCH_HAS_HOLES_MEMORYMODEL
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	301	help
				302	This enables support for the Cirrus EP93xx series of CPUs.
				303
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	304	config ARCH_FOOTBRIDGE
				305	bool "FootBridge"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	306	select CPU_SA110
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	307	select FOOTBRIDGE
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	308	help
				309	Support for systems based on the DC21285 companion chip
				310	("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	311
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	312	config ARCH_MXC
				313	bool "Freescale MXC/iMX-based"
				314	select GENERIC_TIME
				315	select GENERIC_CLOCKEVENTS
				316	select ARCH_MTD_XIP
				317	select GENERIC_GPIO
				318	select ARCH_REQUIRE_GPIOLIB
Russell King	a2ab67f	2009-05-23 20:57:31 +0100	[diff] [blame]	319	select HAVE_CLK
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	320	help
				321	Support for Freescale MXC/iMX-based family of processors
				322
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	323	config ARCH_STMP3XXX
				324	bool "Freescale STMP3xxx"
				325	select CPU_ARM926T
				326	select HAVE_CLK
				327	select COMMON_CLKDEV
				328	select ARCH_REQUIRE_GPIOLIB
				329	select GENERIC_TIME
				330	select GENERIC_CLOCKEVENTS
				331	select GENERIC_GPIO
				332	select USB_ARCH_HAS_EHCI
				333	help
				334	Support for systems based on the Freescale 3xxx CPUs.
				335
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	336	config ARCH_NETX
				337	bool "Hilscher NetX based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	338	select CPU_ARM926T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	339	select ARM_VIC
Uwe Kleine-König	2fcfe6b	2008-12-09 21:57:24 +0100	[diff] [blame]	340	select GENERIC_CLOCKEVENTS
Uwe Kleine-König	21edecd	2008-12-09 21:57:23 +0100	[diff] [blame]	341	select GENERIC_TIME
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	342	help
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	343	This enables support for systems based on the Hilscher NetX Soc
				344
				345	config ARCH_H720X
				346	bool "Hynix HMS720x-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	347	select CPU_ARM720T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	348	select ISA_DMA_API
				349	help
				350	This enables support for systems based on the Hynix HMS720x
				351
Alessandro Rubini	28ad94e	2009-07-02 19:06:47 +0100	[diff] [blame]	352	config ARCH_NOMADIK
				353	bool "STMicroelectronics Nomadik"
				354	select ARM_AMBA
				355	select ARM_VIC
				356	select CPU_ARM926T
				357	select HAVE_CLK
				358	select COMMON_CLKDEV
				359	select GENERIC_TIME
				360	select GENERIC_CLOCKEVENTS
Alessandro Rubini	2ec1d35	2009-07-02 15:29:12 +0100	[diff] [blame]	361	select GENERIC_GPIO
				362	select ARCH_REQUIRE_GPIOLIB
Alessandro Rubini	28ad94e	2009-07-02 19:06:47 +0100	[diff] [blame]	363	help
				364	Support for the Nomadik platform by ST-Ericsson
				365
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	366	config ARCH_IOP13XX
				367	bool "IOP13xx-based"
				368	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	369	select CPU_XSC3
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	370	select PLAT_IOP
				371	select PCI
				372	select ARCH_SUPPORTS_MSI
Lennert Buytenhek	8d5796d	2008-08-25 21:03:32 +0100	[diff] [blame]	373	select VMSPLIT_1G
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	374	help
				375	Support for Intel's IOP13XX (XScale) family of processors.
				376
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	377	config ARCH_IOP32X
				378	bool "IOP32x-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	379	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	380	select CPU_XSCALE
Lennert Buytenhek	7ae1f7e	2006-09-18 23:12:53 +0100	[diff] [blame]	381	select PLAT_IOP
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	382	select PCI
Arnaud Patard	63f385c	2008-07-08 23:07:48 +0100	[diff] [blame]	383	select GENERIC_GPIO
Russell King	bb2b180	2008-07-26 15:36:03 +0100	[diff] [blame]	384	select ARCH_REQUIRE_GPIOLIB
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	385	help
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	386	Support for Intel's 80219 and IOP32X (XScale) family of
				387	processors.
				388
				389	config ARCH_IOP33X
				390	bool "IOP33x-based"
				391	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	392	select CPU_XSCALE
Lennert Buytenhek	7ae1f7e	2006-09-18 23:12:53 +0100	[diff] [blame]	393	select PLAT_IOP
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	394	select PCI
Arnaud Patard	63f385c	2008-07-08 23:07:48 +0100	[diff] [blame]	395	select GENERIC_GPIO
Russell King	bb2b180	2008-07-26 15:36:03 +0100	[diff] [blame]	396	select ARCH_REQUIRE_GPIOLIB
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	397	help
				398	Support for Intel's IOP33X (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	399
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	400	config ARCH_IXP23XX
				401	bool "IXP23XX-based"
Dan Williams	588ef76	2007-02-13 17:12:04 +0100	[diff] [blame]	402	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	403	select CPU_XSC3
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	404	select PCI
Dan Williams	285f5fa	2006-12-07 02:59:39 +0100	[diff] [blame]	405	help
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	406	Support for Intel's IXP23xx (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	407
				408	config ARCH_IXP2000
				409	bool "IXP2400/2800-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	410	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	411	select CPU_XSCALE
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	412	select PCI
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	413	help
				414	Support for Intel's IXP2400/2800 (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	415
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	416	config ARCH_IXP4XX
				417	bool "IXP4xx-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	418	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	419	select CPU_XSCALE
Milan Svoboda	8858e9a	2007-05-14 07:50:42 +0100	[diff] [blame]	420	select GENERIC_GPIO
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	421	select GENERIC_TIME
				422	select GENERIC_CLOCKEVENTS
Russell King	485bdde	2008-10-17 14:00:43 +0100	[diff] [blame]	423	select DMABOUNCE if PCI
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	424	help
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	425	Support for Intel's IXP4XX (XScale) family of processors.
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	426
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	427	config ARCH_L7200
				428	bool "LinkUp-L7200"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	429	select CPU_ARM720T
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	430	select FIQ
				431	help
				432	Say Y here if you intend to run this kernel on a LinkUp Systems
				433	L7200 Software Development Board which uses an ARM720T processor.
				434	Information on this board can be obtained at:
				435
				436	<http://www.linkupsys.com/>
				437
				438	If you have any questions or comments about the Linux kernel port
				439	to this board, send e-mail to <sjhill@cotw.com>.
				440
Saeed Bishara	edabd38	2009-08-06 15:12:43 +0300	[diff] [blame]	441	config ARCH_DOVE
				442	bool "Marvell Dove"
				443	select PCI
				444	select GENERIC_GPIO
				445	select ARCH_REQUIRE_GPIOLIB
				446	select GENERIC_TIME
				447	select GENERIC_CLOCKEVENTS
				448	select PLAT_ORION
				449	help
				450	Support for the Marvell Dove SoC 88AP510
				451
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	452	config ARCH_KIRKWOOD
				453	bool "Marvell Kirkwood"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	454	select CPU_FEROCEON
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	455	select PCI
Lennert Buytenhek	4c21343	2008-10-20 01:51:04 +0200	[diff] [blame]	456	select GENERIC_GPIO
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	457	select ARCH_REQUIRE_GPIOLIB
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	458	select GENERIC_TIME
				459	select GENERIC_CLOCKEVENTS
				460	select PLAT_ORION
				461	help
				462	Support for the following Marvell Kirkwood series SoCs:
				463	88F6180, 88F6192 and 88F6281.
				464
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	465	config ARCH_LOKI
				466	bool "Marvell Loki (88RC8480)"
				467	select CPU_FEROCEON
				468	select GENERIC_TIME
				469	select GENERIC_CLOCKEVENTS
				470	select PLAT_ORION
				471	help
				472	Support for the Marvell Loki (88RC8480) SoC.
				473
				474	config ARCH_MV78XX0
				475	bool "Marvell MV78xx0"
				476	select CPU_FEROCEON
				477	select PCI
				478	select GENERIC_GPIO
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	479	select ARCH_REQUIRE_GPIOLIB
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	480	select GENERIC_TIME
				481	select GENERIC_CLOCKEVENTS
				482	select PLAT_ORION
				483	help
				484	Support for the following Marvell MV78xx0 series SoCs:
				485	MV781x0, MV782x0.
				486
				487	config ARCH_ORION5X
				488	bool "Marvell Orion"
				489	depends on MMU
				490	select CPU_FEROCEON
				491	select PCI
				492	select GENERIC_GPIO
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	493	select ARCH_REQUIRE_GPIOLIB
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	494	select GENERIC_TIME
				495	select GENERIC_CLOCKEVENTS
				496	select PLAT_ORION
				497	help
				498	Support for the following Marvell Orion 5x series SoCs:
				499	Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
				500	Orion-2 (5281), Orion-1-90 (6183).
				501
				502	config ARCH_MMP
				503	bool "Marvell PXA168/910"
				504	depends on MMU
				505	select GENERIC_GPIO
				506	select ARCH_REQUIRE_GPIOLIB
				507	select HAVE_CLK
				508	select COMMON_CLKDEV
				509	select GENERIC_TIME
				510	select GENERIC_CLOCKEVENTS
				511	select TICK_ONESHOT
				512	select PLAT_PXA
				513	help
				514	Support for Marvell's PXA168/910 processor line.
				515
Andrew Victor	c53c9cf	2007-05-11 21:01:28 +0100	[diff] [blame]	516	config ARCH_KS8695
				517	bool "Micrel/Kendin KS8695"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	518	select CPU_ARM922T
Andrew Victor	8a87a99	2007-05-14 14:30:15 +0100	[diff] [blame]	519	select GENERIC_GPIO
Daniel Silverstone	72880ad	2008-12-13 20:44:12 +0000	[diff] [blame]	520	select ARCH_REQUIRE_GPIOLIB
Andrew Victor	c53c9cf	2007-05-11 21:01:28 +0100	[diff] [blame]	521	help
				522	Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
				523	System-on-Chip devices.
				524
Uwe Kleine-König	9918cda	2007-02-16 15:36:55 +0100	[diff] [blame]	525	config ARCH_NS9XXX
				526	bool "NetSilicon NS9xxx"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	527	select CPU_ARM926T
Uwe Kleine-König	689f2a0	2007-09-30 20:35:09 +0100	[diff] [blame]	528	select GENERIC_GPIO
Uwe Kleine-König	cef5975	2007-09-30 20:35:48 +0100	[diff] [blame]	529	select GENERIC_TIME
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
				542	select GENERIC_GPIO
wanzongshun	d2c2419	2009-07-14 15:09:54 +0100	[diff] [blame]	543	select HAVE_CLK
wanzongshun	0e4a34b	2009-06-10 15:50:44 +0100	[diff] [blame]	544	select COMMON_CLKDEV
wanzongshun	58b5369	2009-08-14 15:36:44 +0100	[diff] [blame]	545	select GENERIC_TIME
				546	select GENERIC_CLOCKEVENTS
Lennert Buytenhek	777f9be	2008-06-22 22:45:02 +0200	[diff] [blame]	547	help
wanzongshun	a8bc4ea	2009-08-14 15:38:29 +0100	[diff] [blame]	548	Support for Nuvoton (Winbond logic dept.) ARM9 processor,
				549	At present, the w90x900 has been renamed nuc900, regarding
				550	the ARM series product line, you can login the following
				551	link address to know more.
				552
				553	<http://www.nuvoton.com/hq/enu/ProductAndSales/ProductLines/
				554	ConsumerElectronicsIC/ARMMicrocontroller/ARMMicrocontroller>
Tzachi Perelstein	585cf17	2007-10-23 15:14:41 -0400	[diff] [blame]	555
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	556	config ARCH_PNX4008
				557	bool "Philips Nexperia PNX4008 Mobile"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	558	select CPU_ARM926T
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	559	select HAVE_CLK
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	560	help
				561	This enables support for Philips PNX4008 mobile platform.
				562
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	563	config ARCH_PXA
eric miao	2c8086a	2007-09-11 19:13:17 -0700	[diff] [blame]	564	bool "PXA2xx/PXA3xx-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	565	depends on MMU
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	566	select ARCH_MTD_XIP
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	567	select ARCH_HAS_CPUFREQ
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	568	select GENERIC_GPIO
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	569	select HAVE_CLK
Russell King	8c3abc7	2008-11-08 20:25:21 +0000	[diff] [blame]	570	select COMMON_CLKDEV
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	571	select ARCH_REQUIRE_GPIOLIB
Nicolas Pitre	45cf5ee	2007-02-05 22:37:07 +0100	[diff] [blame]	572	select GENERIC_TIME
Eric Miao	981d0f3	2007-07-24 01:22:43 +0100	[diff] [blame]	573	select GENERIC_CLOCKEVENTS
Russell King	a88264c	2007-11-12 22:45:16 +0000	[diff] [blame]	574	select TICK_ONESHOT
Eric Miao	bd5ce43	2009-01-20 12:06:01 +0800	[diff] [blame]	575	select PLAT_PXA
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	576	help
eric miao	2c8086a	2007-09-11 19:13:17 -0700	[diff] [blame]	577	Support for Intel/Marvell's PXA2xx/PXA3xx processor line.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	578
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	579	config ARCH_MSM
				580	bool "Qualcomm MSM"
				581	select CPU_V6
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	582	select GENERIC_TIME
				583	select GENERIC_CLOCKEVENTS
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	584	help
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	585	Support for Qualcomm MSM7K based systems. This runs on the ARM11
				586	apps processor of the MSM7K and depends on a shared memory
				587	interface to the ARM9 modem processor which runs the baseband stack
				588	and controls some vital subsystems (clock and power control, etc).
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	589
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	590	config ARCH_RPC
				591	bool "RiscPC"
				592	select ARCH_ACORN
				593	select FIQ
				594	select TIMER_ACORN
viro@ZenIV.linux.org.uk	a08b6b7	2005-09-06 01:48:42 +0100	[diff] [blame]	595	select ARCH_MAY_HAVE_PC_FDC
Ben Dooks	341eb78	2008-07-01 14:16:49 +0100	[diff] [blame]	596	select HAVE_PATA_PLATFORM
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	597	select ISA_DMA_API
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	598	select NO_IOPORT
Russell King	07f841b	2008-10-01 17:11:06 +0100	[diff] [blame]	599	select ARCH_SPARSEMEM_ENABLE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	600	help
				601	On the Acorn Risc-PC, Linux can support the internal IDE disk and
				602	CD-ROM interface, serial and parallel port, and the floppy drive.
				603
				604	config ARCH_SA1100
				605	bool "SA1100-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	606	select CPU_SA1100
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	607	select ISA
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	608	select ARCH_SPARSEMEM_ENABLE
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	609	select ARCH_MTD_XIP
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	610	select ARCH_HAS_CPUFREQ
Russell King	1937f5b	2009-12-12 16:20:57 +0000	[diff] [blame]	611	select CPU_FREQ
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	612	select GENERIC_GPIO
Russell King	d142b6e	2007-11-12 21:55:12 +0000	[diff] [blame]	613	select GENERIC_TIME
Russell King	3e238be	2008-04-14 23:03:10 +0100	[diff] [blame]	614	select GENERIC_CLOCKEVENTS
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	615	select HAVE_CLK
Russell King	3e238be	2008-04-14 23:03:10 +0100	[diff] [blame]	616	select TICK_ONESHOT
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	617	select ARCH_REQUIRE_GPIOLIB
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	618	help
				619	Support for StrongARM 11x0 based boards.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	620
				621	config ARCH_S3C2410
Ben Dooks	e4d06e3	2007-02-16 12:12:31 +0100	[diff] [blame]	622	bool "Samsung S3C2410, S3C2412, S3C2413, S3C2440, S3C2442, S3C2443"
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	623	select GENERIC_GPIO
Ben Dooks	9d56c02	2009-07-30 23:23:25 +0100	[diff] [blame]	624	select ARCH_HAS_CPUFREQ
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	625	select HAVE_CLK
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	626	help
				627	Samsung S3C2410X CPU based systems, such as the Simtec Electronics
				628	BAST (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	629	the Samsung SMDK2410 development board (and derivatives).
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	630
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	631	config ARCH_S3C64XX
				632	bool "Samsung S3C64XX"
				633	select GENERIC_GPIO
				634	select HAVE_CLK
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	635	select ARCH_HAS_CPUFREQ
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	636	help
				637	Samsung S3C64XX series based systems
				638
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	639	config ARCH_S5PC1XX
				640	bool "Samsung S5PC1XX"
				641	select GENERIC_GPIO
				642	select HAVE_CLK
				643	select CPU_V7
				644	help
				645	Samsung S5PC1XX series based systems
				646
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	647	config ARCH_SHARK
				648	bool "Shark"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	649	select CPU_SA110
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	650	select ISA
				651	select ISA_DMA
Nicolas Pitre	3bca103	2008-10-07 20:14:55 +0100	[diff] [blame]	652	select ZONE_DMA
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	653	select PCI
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	654	help
				655	Support for the StrongARM based Digital DNARD machine, also known
				656	as "Shark" (<http://www.shark-linux.de/shark.html>).
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	657
				658	config ARCH_LH7A40X
				659	bool "Sharp LH7A40X"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	660	select CPU_ARM922T
Russell King	4ba3f7c	2008-10-01 21:38:23 +0100	[diff] [blame]	661	select ARCH_DISCONTIGMEM_ENABLE if !LH7A40X_CONTIGMEM
				662	select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	663	help
				664	Say Y here for systems based on one of the Sharp LH7A40X
				665	System on a Chip processors. These CPUs include an ARM922T
				666	core with a wide array of integrated devices for
				667	hand-held and low-power applications.
				668
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	669	config ARCH_U300
				670	bool "ST-Ericsson U300 Series"
				671	depends on MMU
				672	select CPU_ARM926T
Linus Walleij	bc58177	2009-09-15 17:30:37 +0100	[diff] [blame]	673	select HAVE_TCM
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	674	select ARM_AMBA
				675	select ARM_VIC
				676	select GENERIC_TIME
				677	select GENERIC_CLOCKEVENTS
				678	select HAVE_CLK
				679	select COMMON_CLKDEV
				680	select GENERIC_GPIO
				681	help
				682	Support for ST-Ericsson U300 series mobile platforms.
				683
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	684	config ARCH_DAVINCI
				685	bool "TI DaVinci"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	686	select CPU_ARM926T
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	687	select GENERIC_TIME
				688	select GENERIC_CLOCKEVENTS
Vladimir Barinov	3d9edf0	2007-07-10 13:03:43 +0100	[diff] [blame]	689	select GENERIC_GPIO
David Brownell	dce1115	2008-09-07 23:41:04 -0700	[diff] [blame]	690	select ARCH_REQUIRE_GPIOLIB
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	691	select HAVE_CLK
Nicolas Pitre	3bca103	2008-10-07 20:14:55 +0100	[diff] [blame]	692	select ZONE_DMA
Kevin Hilman	9232fcc	2009-04-08 14:49:38 -0700	[diff] [blame]	693	select HAVE_IDE
Kevin Hilman	c5b736d	2009-03-20 17:29:01 -0700	[diff] [blame]	694	select COMMON_CLKDEV
David Brownell	20e9969	2009-05-07 09:31:42 -0700	[diff] [blame]	695	select GENERIC_ALLOCATOR
Sekhar Nori	ae88e05	2009-11-19 15:34:01 +0530	[diff] [blame]	696	select ARCH_HAS_HOLES_MEMORYMODEL
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	697	help
				698	Support for TI's DaVinci platform.
				699
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	700	config ARCH_OMAP
				701	bool "TI OMAP"
				702	select GENERIC_GPIO
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	703	select HAVE_CLK
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	704	select ARCH_REQUIRE_GPIOLIB
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	705	select ARCH_HAS_CPUFREQ
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	706	select GENERIC_TIME
Kevin Hilman	06cad09	2007-10-18 23:04:43 -0700	[diff] [blame]	707	select GENERIC_CLOCKEVENTS
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	708	help
				709	Support for TI's OMAP platform (OMAP1 and OMAP2).
				710
Leo Chen	6288e28	2009-08-07 19:46:15 +0100	[diff] [blame]	711	config ARCH_BCMRING
				712	bool "Broadcom BCMRING"
				713	depends on MMU
				714	select CPU_V6
				715	select ARM_AMBA
				716	select COMMON_CLKDEV
				717	select GENERIC_TIME
				718	select GENERIC_CLOCKEVENTS
				719	select ARCH_WANT_OPTIONAL_GPIOLIB
				720	help
				721	Support for Broadcom's BCMRing platform.
				722
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	723	config ARCH_U8500
				724	bool "ST-Ericsson U8500 Series"
				725	select CPU_V7
				726	select ARM_AMBA
				727	select GENERIC_TIME
				728	select GENERIC_CLOCKEVENTS
				729	select COMMON_CLKDEV
				730	help
				731	Support for ST-Ericsson's Ux500 architecture
				732
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	733	endchoice
				734
				735	source "arch/arm/mach-clps711x/Kconfig"
				736
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	737	source "arch/arm/mach-ep93xx/Kconfig"
				738
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	739	source "arch/arm/mach-footbridge/Kconfig"
				740
Paulius Zaleckas	59d3a19	2009-03-26 10:06:08 +0200	[diff] [blame]	741	source "arch/arm/mach-gemini/Kconfig"
				742
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	743	source "arch/arm/mach-integrator/Kconfig"
				744
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	745	source "arch/arm/mach-iop32x/Kconfig"
				746
				747	source "arch/arm/mach-iop33x/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	748
Dan Williams	285f5fa	2006-12-07 02:59:39 +0100	[diff] [blame]	749	source "arch/arm/mach-iop13xx/Kconfig"
				750
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	751	source "arch/arm/mach-ixp4xx/Kconfig"
				752
				753	source "arch/arm/mach-ixp2000/Kconfig"
				754
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	755	source "arch/arm/mach-ixp23xx/Kconfig"
				756
Lennert Buytenhek	777f9be	2008-06-22 22:45:02 +0200	[diff] [blame]	757	source "arch/arm/mach-loki/Kconfig"
				758
Stanislav Samsonov	794d15b	2008-06-22 22:45:10 +0200	[diff] [blame]	759	source "arch/arm/mach-mv78xx0/Kconfig"
				760
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	761	source "arch/arm/mach-pxa/Kconfig"
Eric Miao	bd5ce43	2009-01-20 12:06:01 +0800	[diff] [blame]	762	source "arch/arm/plat-pxa/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	763
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	764	source "arch/arm/mach-mmp/Kconfig"
				765
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	766	source "arch/arm/mach-sa1100/Kconfig"
				767
Tony Lindgren	d48af15	2005-07-10 19:58:17 +0100	[diff] [blame]	768	source "arch/arm/plat-omap/Kconfig"
				769
				770	source "arch/arm/mach-omap1/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	771
Tony Lindgren	1dbae81	2005-11-10 14:26:51 +0000	[diff] [blame]	772	source "arch/arm/mach-omap2/Kconfig"
				773
Lennert Buytenhek	9dd0b19	2008-03-27 14:51:41 -0400	[diff] [blame]	774	source "arch/arm/mach-orion5x/Kconfig"
Tzachi Perelstein	585cf17	2007-10-23 15:14:41 -0400	[diff] [blame]	775
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	776	source "arch/arm/mach-kirkwood/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	777
Saeed Bishara	edabd38	2009-08-06 15:12:43 +0300	[diff] [blame]	778	source "arch/arm/mach-dove/Kconfig"
				779
Ben Dooks	cf38367	2009-11-10 00:14:58 +0000	[diff] [blame]	780	source "arch/arm/plat-samsung/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	781	source "arch/arm/plat-s3c24xx/Kconfig"
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	782	source "arch/arm/plat-s3c64xx/Kconfig"
Ben Dooks	d58153d	2007-07-22 16:07:09 +0100	[diff] [blame]	783	source "arch/arm/plat-s3c/Kconfig"
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	784	source "arch/arm/plat-s5pc1xx/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	785
				786	if ARCH_S3C2410
				787	source "arch/arm/mach-s3c2400/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	788	source "arch/arm/mach-s3c2410/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	789	source "arch/arm/mach-s3c2412/Kconfig"
				790	source "arch/arm/mach-s3c2440/Kconfig"
				791	source "arch/arm/mach-s3c2442/Kconfig"
Ben Dooks	e4d06e3	2007-02-16 12:12:31 +0100	[diff] [blame]	792	source "arch/arm/mach-s3c2443/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	793	endif
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	794
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	795	if ARCH_S3C64XX
				796	source "arch/arm/mach-s3c6400/Kconfig"
				797	source "arch/arm/mach-s3c6410/Kconfig"
				798	endif
				799
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	800	source "arch/arm/plat-stmp3xxx/Kconfig"
				801
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	802	if ARCH_S5PC1XX
				803	source "arch/arm/mach-s5pc100/Kconfig"
				804	endif
				805
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	806	source "arch/arm/mach-lh7a40x/Kconfig"
				807
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	808	source "arch/arm/mach-h720x/Kconfig"
				809
				810	source "arch/arm/mach-versatile/Kconfig"
				811
Bellido Nicolas	038c5b6	2005-06-20 18:51:05 +0100	[diff] [blame]	812	source "arch/arm/mach-aaec2000/Kconfig"
				813
Catalin Marinas	8ad68bb	2005-10-31 14:25:02 +0000	[diff] [blame]	814	source "arch/arm/mach-realview/Kconfig"
				815
Andrew Victor	9d04126	2007-02-05 11:42:07 +0100	[diff] [blame]	816	source "arch/arm/mach-at91/Kconfig"
SAN People	73a59c1	2006-01-09 17:05:41 +0000	[diff] [blame]	817
Quinn Jensen	52c543f	2007-07-09 22:06:53 +0100	[diff] [blame]	818	source "arch/arm/plat-mxc/Kconfig"
				819
Alessandro Rubini	28ad94e	2009-07-02 19:06:47 +0100	[diff] [blame]	820	source "arch/arm/mach-nomadik/Kconfig"
Srinidhi Kasagar	59b559d	2009-11-12 06:20:54 +0100	[diff] [blame]	821	source "arch/arm/plat-nomadik/Kconfig"
Alessandro Rubini	28ad94e	2009-07-02 19:06:47 +0100	[diff] [blame]	822
Sascha Hauer	bb6d8c8	2006-06-19 15:27:53 +0100	[diff] [blame]	823	source "arch/arm/mach-netx/Kconfig"
				824
Uwe Kleine-König	9918cda	2007-02-16 15:36:55 +0100	[diff] [blame]	825	source "arch/arm/mach-ns9xxx/Kconfig"
				826
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	827	source "arch/arm/mach-davinci/Kconfig"
				828
Andrew Victor	c53c9cf	2007-05-11 21:01:28 +0100	[diff] [blame]	829	source "arch/arm/mach-ks8695/Kconfig"
				830
Brian Swetland	9e73c84	2007-11-26 04:12:13 -0800	[diff] [blame]	831	source "arch/arm/mach-msm/Kconfig"
				832
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	833	source "arch/arm/mach-u300/Kconfig"
				834
wanzongshun	7ec80dd	2008-12-03 03:55:38 +0100	[diff] [blame]	835	source "arch/arm/mach-w90x900/Kconfig"
				836
Leo Chen	6288e28	2009-08-07 19:46:15 +0100	[diff] [blame]	837	source "arch/arm/mach-bcmring/Kconfig"
				838
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	839	source "arch/arm/mach-ux500/Kconfig"
				840
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	841	# Definitions to make life easier
				842	config ARCH_ACORN
				843	bool
				844
Lennert Buytenhek	7ae1f7e	2006-09-18 23:12:53 +0100	[diff] [blame]	845	config PLAT_IOP
				846	bool
Mikael Pettersson	469d3044	2009-10-29 11:46:54 -0700	[diff] [blame]	847	select GENERIC_CLOCKEVENTS
Mikael Pettersson	980f229	2009-10-29 11:46:55 -0700	[diff] [blame]	848	select GENERIC_TIME
Lennert Buytenhek	7ae1f7e	2006-09-18 23:12:53 +0100	[diff] [blame]	849
Lennert Buytenhek	69b02f6	2008-03-27 14:51:39 -0400	[diff] [blame]	850	config PLAT_ORION
				851	bool
				852
Eric Miao	bd5ce43	2009-01-20 12:06:01 +0800	[diff] [blame]	853	config PLAT_PXA
				854	bool
				855
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	856	source arch/arm/mm/Kconfig
				857
Lennert Buytenhek	afe4b25	2006-12-03 18:51:14 +0100	[diff] [blame]	858	config IWMMXT
				859	bool "Enable iWMMXt support"
Eric Miao	40305a5	2009-02-26 09:34:35 +0800	[diff] [blame]	860	depends on CPU_XSCALE \|\| CPU_XSC3 \|\| CPU_MOHAWK
				861	default y if PXA27x \|\| PXA3xx \|\| ARCH_MMP
Lennert Buytenhek	afe4b25	2006-12-03 18:51:14 +0100	[diff] [blame]	862	help
				863	Enable support for iWMMXt context switching at run time if
				864	running on a CPU that supports it.
				865
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	866	# bool 'Use XScale PMU as timer source' CONFIG_XSCALE_PMU_TIMER
				867	config XSCALE_PMU
				868	bool
				869	depends on CPU_XSCALE && !XSCALE_PMU_TIMER
				870	default y
				871
Hyok S. Choi	3b93e7b	2006-06-22 11:48:56 +0100	[diff] [blame]	872	if !MMU
				873	source "arch/arm/Kconfig-nommu"
				874	endif
				875
Catalin Marinas	9cba3cc	2009-04-30 17:06:03 +0100	[diff] [blame]	876	config ARM_ERRATA_411920
				877	bool "ARM errata: Invalidation of the Instruction Cache operation can fail"
				878	depends on CPU_V6 && !SMP
				879	help
				880	Invalidation of the Instruction Cache operation can
				881	fail. This erratum is present in 1136 (before r1p4), 1156 and 1176.
				882	It does not affect the MPCore. This option enables the ARM Ltd.
				883	recommended workaround.
				884
Catalin Marinas	7ce236f	2009-04-30 17:06:09 +0100	[diff] [blame]	885	config ARM_ERRATA_430973
				886	bool "ARM errata: Stale prediction on replaced interworking branch"
				887	depends on CPU_V7
				888	help
				889	This option enables the workaround for the 430973 Cortex-A8
				890	(r1p0..r1p2) erratum. If a code sequence containing an ARM/Thumb
				891	interworking branch is replaced with another code sequence at the
				892	same virtual address, whether due to self-modifying code or virtual
				893	to physical address re-mapping, Cortex-A8 does not recover from the
				894	stale interworking branch prediction. This results in Cortex-A8
				895	executing the new code sequence in the incorrect ARM or Thumb state.
				896	The workaround enables the BTB/BTAC operations by setting ACTLR.IBE
				897	and also flushes the branch target cache at every context switch.
				898	Note that setting specific bits in the ACTLR register may not be
				899	available in non-secure mode.
				900
Catalin Marinas	855c551	2009-04-30 17:06:15 +0100	[diff] [blame]	901	config ARM_ERRATA_458693
				902	bool "ARM errata: Processor deadlock when a false hazard is created"
				903	depends on CPU_V7
				904	help
				905	This option enables the workaround for the 458693 Cortex-A8 (r2p0)
				906	erratum. For very specific sequences of memory operations, it is
				907	possible for a hazard condition intended for a cache line to instead
				908	be incorrectly associated with a different cache line. This false
				909	hazard might then cause a processor deadlock. The workaround enables
				910	the L1 caching of the NEON accesses and disables the PLD instruction
				911	in the ACTLR register. Note that setting specific bits in the ACTLR
				912	register may not be available in non-secure mode.
				913
Catalin Marinas	0516e46	2009-04-30 17:06:20 +0100	[diff] [blame]	914	config ARM_ERRATA_460075
				915	bool "ARM errata: Data written to the L2 cache can be overwritten with stale data"
				916	depends on CPU_V7
				917	help
				918	This option enables the workaround for the 460075 Cortex-A8 (r2p0)
				919	erratum. Any asynchronous access to the L2 cache may encounter a
				920	situation in which recent store transactions to the L2 cache are lost
				921	and overwritten with stale memory contents from external memory. The
				922	workaround disables the write-allocate mode for the L2 cache via the
				923	ACTLR register. Note that setting specific bits in the ACTLR register
				924	may not be available in non-secure mode.
				925
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	926	endmenu
				927
				928	source "arch/arm/common/Kconfig"
				929
				930	config FORCE_MAX_ZONEORDER
				931	int
				932	depends on SA1111
				933	default "9"
				934
				935	menu "Bus support"
				936
				937	config ARM_AMBA
				938	bool
				939
				940	config ISA
				941	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	942	help
				943	Find out whether you have ISA slots on your motherboard. ISA is the
				944	name of a bus system, i.e. the way the CPU talks to the other stuff
				945	inside your box. Other bus systems are PCI, EISA, MicroChannel
				946	(MCA) or VESA. ISA is an older system, now being displaced by PCI;
				947	newer boards don't support it. If you have ISA, say Y, otherwise N.
				948
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	949	# Select ISA DMA controller support
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	950	config ISA_DMA
				951	bool
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	952	select ISA_DMA_API
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	953
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	954	# Select ISA DMA interface
Al Viro	5cae841	2005-05-04 05:39:22 +0100	[diff] [blame]	955	config ISA_DMA_API
				956	bool
Al Viro	5cae841	2005-05-04 05:39:22 +0100	[diff] [blame]	957
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	958	config PCI
Mike Rapoport	a0113a9	2007-11-25 08:55:34 +0100	[diff] [blame]	959	bool "PCI support" if ARCH_INTEGRATOR_AP \|\| ARCH_VERSATILE_PB \|\| ARCH_IXP4XX \|\| ARCH_KS8695 \|\| MACH_ARMCORE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	960	help
				961	Find out whether you have a PCI motherboard. PCI is the name of a
				962	bus system, i.e. the way the CPU talks to the other stuff inside
				963	your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
				964	VESA. If you have PCI, say Y, otherwise N.
				965
Matthew Wilcox	36e2359	2007-07-10 10:54:40 -0600	[diff] [blame]	966	config PCI_SYSCALL
				967	def_bool PCI
				968
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	969	# Select the host bridge type
				970	config PCI_HOST_VIA82C505
				971	bool
				972	depends on PCI && ARCH_SHARK
				973	default y
				974
Mike Rapoport	a0113a9	2007-11-25 08:55:34 +0100	[diff] [blame]	975	config PCI_HOST_ITE8152
				976	bool
				977	depends on PCI && MACH_ARMCORE
				978	default y
				979	select DMABOUNCE
				980
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	981	source "drivers/pci/Kconfig"
				982
				983	source "drivers/pcmcia/Kconfig"
				984
				985	endmenu
				986
				987	menu "Kernel Features"
				988
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	989	source "kernel/time/Kconfig"
				990
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	991	config SMP
				992	bool "Symmetric Multi-Processing (EXPERIMENTAL)"
Russell King	42578c8	2009-06-11 15:35:00 +0100	[diff] [blame]	993	depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP \|\| REALVIEW_EB_A9MP \|\|\
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	994	MACH_REALVIEW_PB11MP \|\| MACH_REALVIEW_PBX \|\| ARCH_OMAP4 \|\| ARCH_U8500)
Russell King	bc28248	2009-05-17 18:58:34 +0100	[diff] [blame]	995	depends on GENERIC_CLOCKEVENTS
Jens Axboe	f6dd9fa	2008-06-10 20:48:30 +0200	[diff] [blame]	996	select USE_GENERIC_SMP_HELPERS
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	997	select HAVE_ARM_SCU if (ARCH_REALVIEW \|\| ARCH_OMAP4 \|\| ARCH_U8500)
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	998	help
				999	This enables support for systems with more than one CPU. If you have
				1000	a system with only one CPU, like most personal computers, say N. If
				1001	you have a system with more than one CPU, say Y.
				1002
				1003	If you say N here, the kernel will run on single and multiprocessor
				1004	machines, but will use only one CPU of a multiprocessor machine. If
				1005	you say Y here, the kernel will run on many, but not all, single
				1006	processor machines. On a single processor machine, the kernel will
				1007	run faster if you say N here.
				1008
Adrian Bunk	03502fa	2008-02-03 15:50:21 +0200	[diff] [blame]	1009	See also <file:Documentation/i386/IO-APIC.txt>,
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1010	<file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
				1011	<http://www.linuxdoc.org/docs.html#howto>.
				1012
				1013	If you don't know what to do here, say N.
				1014
Russell King	a8cbcd9	2009-05-16 11:51:14 +0100	[diff] [blame]	1015	config HAVE_ARM_SCU
				1016	bool
				1017	depends on SMP
				1018	help
				1019	This option enables support for the ARM system coherency unit
				1020
Russell King	f32f4ce	2009-05-16 12:14:21 +0100	[diff] [blame]	1021	config HAVE_ARM_TWD
				1022	bool
				1023	depends on SMP
				1024	help
				1025	This options enables support for the ARM timer and watchdog unit
				1026
Lennert Buytenhek	8d5796d	2008-08-25 21:03:32 +0100	[diff] [blame]	1027	choice
				1028	prompt "Memory split"
				1029	default VMSPLIT_3G
				1030	help
				1031	Select the desired split between kernel and user memory.
				1032
				1033	If you are not absolutely sure what you are doing, leave this
				1034	option alone!
				1035
				1036	config VMSPLIT_3G
				1037	bool "3G/1G user/kernel split"
				1038	config VMSPLIT_2G
				1039	bool "2G/2G user/kernel split"
				1040	config VMSPLIT_1G
				1041	bool "1G/3G user/kernel split"
				1042	endchoice
				1043
				1044	config PAGE_OFFSET
				1045	hex
				1046	default 0x40000000 if VMSPLIT_1G
				1047	default 0x80000000 if VMSPLIT_2G
				1048	default 0xC0000000
				1049
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1050	config NR_CPUS
				1051	int "Maximum number of CPUs (2-32)"
				1052	range 2 32
				1053	depends on SMP
				1054	default "4"
				1055
Russell King	a054a81	2005-11-02 22:24:33 +0000	[diff] [blame]	1056	config HOTPLUG_CPU
				1057	bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
				1058	depends on SMP && HOTPLUG && EXPERIMENTAL
				1059	help
				1060	Say Y here to experiment with turning CPUs off and on. CPUs
				1061	can be controlled through /sys/devices/system/cpu.
				1062
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1063	config LOCAL_TIMERS
				1064	bool "Use local timer interrupts"
Russell King	42578c8	2009-06-11 15:35:00 +0100	[diff] [blame]	1065	depends on SMP && (REALVIEW_EB_ARM11MP \|\| MACH_REALVIEW_PB11MP \|\| \
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	1066	REALVIEW_EB_A9MP \|\| MACH_REALVIEW_PBX \|\| ARCH_OMAP4 \|\| ARCH_U8500)
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1067	default y
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	1068	select HAVE_ARM_TWD if (ARCH_REALVIEW \|\| ARCH_OMAP4 \|\| ARCH_U8500)
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1069	help
				1070	Enable support for local timers on SMP platforms, rather then the
				1071	legacy IPI broadcast method. Local timers allows the system
				1072	accounting to be spread across the timer interval, preventing a
				1073	"thundering herd" at every timer tick.
				1074
Uwe Kleine-König	d45a398	2009-08-13 20:38:17 +0200	[diff] [blame]	1075	source kernel/Kconfig.preempt
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1076
Russell King	f806581	2006-03-02 22:41:59 +0000	[diff] [blame]	1077	config HZ
				1078	int
				1079	default 128 if ARCH_L7200
				1080	default 200 if ARCH_EBSA110 \|\| ARCH_S3C2410
Russell King	bfe6570	2006-03-04 11:01:53 +0000	[diff] [blame]	1081	default OMAP_32K_TIMER_HZ if ARCH_OMAP && OMAP_32K_TIMER
David Brownell	5248c65	2007-11-12 17:59:10 +0100	[diff] [blame]	1082	default AT91_TIMER_HZ if ARCH_AT91
Russell King	f806581	2006-03-02 22:41:59 +0000	[diff] [blame]	1083	default 100
				1084
Catalin Marinas	16c7965	2009-07-24 12:33:02 +0100	[diff] [blame]	1085	config THUMB2_KERNEL
				1086	bool "Compile the kernel in Thumb-2 mode"
				1087	depends on CPU_V7 && EXPERIMENTAL
				1088	select AEABI
				1089	select ARM_ASM_UNIFIED
				1090	help
				1091	By enabling this option, the kernel will be compiled in
				1092	Thumb-2 mode. A compiler/assembler that understand the unified
				1093	ARM-Thumb syntax is needed.
				1094
				1095	If unsure, say N.
				1096
Catalin Marinas	0becb08	2009-07-24 12:32:53 +0100	[diff] [blame]	1097	config ARM_ASM_UNIFIED
				1098	bool
				1099
Nicolas Pitre	704bdda	2006-01-14 16:33:50 +0000	[diff] [blame]	1100	config AEABI
				1101	bool "Use the ARM EABI to compile the kernel"
				1102	help
				1103	This option allows for the kernel to be compiled using the latest
				1104	ARM ABI (aka EABI). This is only useful if you are using a user
				1105	space environment that is also compiled with EABI.
				1106
				1107	Since there are major incompatibilities between the legacy ABI and
				1108	EABI, especially with regard to structure member alignment, this
				1109	option also changes the kernel syscall calling convention to
				1110	disambiguate both ABIs and allow for backward compatibility support
				1111	(selected with CONFIG_OABI_COMPAT).
				1112
				1113	To use this you need GCC version 4.0.0 or later.
				1114
Nicolas Pitre	6c90c87	2006-01-14 16:37:15 +0000	[diff] [blame]	1115	config OABI_COMPAT
Russell King	a73a3ff	2006-02-08 21:09:55 +0000	[diff] [blame]	1116	bool "Allow old ABI binaries to run with this kernel (EXPERIMENTAL)"
Nicolas Pitre	61c484d	2006-02-08 21:09:08 +0000	[diff] [blame]	1117	depends on AEABI && EXPERIMENTAL
Nicolas Pitre	6c90c87	2006-01-14 16:37:15 +0000	[diff] [blame]	1118	default y
				1119	help
				1120	This option preserves the old syscall interface along with the
				1121	new (ARM EABI) one. It also provides a compatibility layer to
				1122	intercept syscalls that have structure arguments which layout
				1123	in memory differs between the legacy ABI and the new ARM EABI
				1124	(only for non "thumb" binaries). This option adds a tiny
				1125	overhead to all syscalls and produces a slightly larger kernel.
				1126	If you know you'll be using only pure EABI user space then you
				1127	can say N here. If this option is not selected and you attempt
				1128	to execute a legacy ABI binary then the result will be
				1129	UNPREDICTABLE (in fact it can be predicted that it won't work
				1130	at all). If in doubt say Y.
				1131
Mel Gorman	eb33575	2009-05-13 17:34:48 +0100	[diff] [blame]	1132	config ARCH_HAS_HOLES_MEMORYMODEL
Mel Gorman	e80d6a2	2008-08-14 11:10:14 +0100	[diff] [blame]	1133	bool
Mel Gorman	e80d6a2	2008-08-14 11:10:14 +0100	[diff] [blame]	1134
Russell King	07a2f73	2008-10-01 21:39:58 +0100	[diff] [blame]	1135	# Discontigmem is deprecated
Dave Hansen	3f22ab2	2005-06-23 00:07:43 -0700	[diff] [blame]	1136	config ARCH_DISCONTIGMEM_ENABLE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1137	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1138
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	1139	config ARCH_SPARSEMEM_ENABLE
				1140	bool
				1141
Russell King	07a2f73	2008-10-01 21:39:58 +0100	[diff] [blame]	1142	config ARCH_SPARSEMEM_DEFAULT
				1143	def_bool ARCH_SPARSEMEM_ENABLE
				1144
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	1145	config ARCH_SELECT_MEMORY_MODEL
Russell King	07a2f73	2008-10-01 21:39:58 +0100	[diff] [blame]	1146	def_bool ARCH_DISCONTIGMEM_ENABLE && ARCH_SPARSEMEM_ENABLE
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	1147
Yasunori Goto	c80d79d	2006-04-10 22:53:53 -0700	[diff] [blame]	1148	config NODES_SHIFT
				1149	int
				1150	default "4" if ARCH_LH7A40X
				1151	default "2"
				1152	depends on NEED_MULTIPLE_NODES
				1153
Nicolas Pitre	053a96c	2008-09-19 00:36:12 -0400	[diff] [blame]	1154	config HIGHMEM
				1155	bool "High Memory Support (EXPERIMENTAL)"
				1156	depends on MMU && EXPERIMENTAL
				1157	help
				1158	The address space of ARM processors is only 4 Gigabytes large
				1159	and it has to accommodate user address space, kernel address
				1160	space as well as some memory mapped IO. That means that, if you
				1161	have a large amount of physical memory and/or IO, not all of the
				1162	memory can be "permanently mapped" by the kernel. The physical
				1163	memory that is not permanently mapped is called "high memory".
				1164
				1165	Depending on the selected kernel/user memory split, minimum
				1166	vmalloc space and actual amount of RAM, you may not need this
				1167	option which should result in a slightly faster kernel.
				1168
				1169	If unsure, say n.
				1170
Russell King	65cec8e	2009-08-17 20:02:06 +0100	[diff] [blame]	1171	config HIGHPTE
				1172	bool "Allocate 2nd-level pagetables from highmem"
				1173	depends on HIGHMEM
				1174	depends on !OUTER_CACHE
				1175
Dave Hansen	3f22ab2	2005-06-23 00:07:43 -0700	[diff] [blame]	1176	source "mm/Kconfig"
				1177
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1178	config LEDS
				1179	bool "Timer and CPU usage LEDs"
Adrian Bunk	e055d5bf	2008-04-22 01:43:27 +0100	[diff] [blame]	1180	depends on ARCH_CDB89712 \|\| ARCH_EBSA110 \|\| \
Sascha Hauer	8c8fdbc	2009-04-01 12:40:15 +0200	[diff] [blame]	1181	ARCH_EBSA285 \|\| ARCH_INTEGRATOR \|\| \
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1182	ARCH_LUBBOCK \|\| MACH_MAINSTONE \|\| ARCH_NETWINDER \|\| \
				1183	ARCH_OMAP \|\| ARCH_P720T \|\| ARCH_PXA_IDP \|\| \
SAN People	73a59c1	2006-01-09 17:05:41 +0000	[diff] [blame]	1184	ARCH_SA1100 \|\| ARCH_SHARK \|\| ARCH_VERSATILE \|\| \
Jürgen Schindele	2532967	2008-09-16 21:36:30 +0100	[diff] [blame]	1185	ARCH_AT91 \|\| ARCH_DAVINCI \|\| \
Colin Tuckley	ff3042f	2009-05-30 13:56:13 +0100	[diff] [blame]	1186	ARCH_KS8695 \|\| MACH_RD88F5182 \|\| ARCH_REALVIEW
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1187	help
				1188	If you say Y here, the LEDs on your machine will be used
				1189	to provide useful information about your current system status.
				1190
				1191	If you are compiling a kernel for a NetWinder or EBSA-285, you will
				1192	be able to select which LEDs are active using the options below. If
				1193	you are compiling a kernel for the EBSA-110 or the LART however, the
				1194	red LED will simply flash regularly to indicate that the system is
				1195	still functional. It is safe to say Y here if you have a CATS
				1196	system, but the driver will do nothing.
				1197
				1198	config LEDS_TIMER
				1199	bool "Timer LED" if (!ARCH_CDB89712 && !ARCH_OMAP) \|\| \
David Brownell	eebdf7d7	2007-04-02 12:48:10 -0700	[diff] [blame]	1200	OMAP_OSK_MISTRAL \|\| MACH_OMAP_H2 \
				1201	\|\| MACH_OMAP_PERSEUS2
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1202	depends on LEDS
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	1203	depends on !GENERIC_CLOCKEVENTS
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1204	default y if ARCH_EBSA110
				1205	help
				1206	If you say Y here, one of the system LEDs (the green one on the
				1207	NetWinder, the amber one on the EBSA285, or the red one on the LART)
				1208	will flash regularly to indicate that the system is still
				1209	operational. This is mainly useful to kernel hackers who are
				1210	debugging unstable kernels.
				1211
				1212	The LART uses the same LED for both Timer LED and CPU usage LED
				1213	functions. You may choose to use both, but the Timer LED function
				1214	will overrule the CPU usage LED.
				1215
				1216	config LEDS_CPU
				1217	bool "CPU usage LED" if (!ARCH_CDB89712 && !ARCH_EBSA110 && \
David Brownell	eebdf7d7	2007-04-02 12:48:10 -0700	[diff] [blame]	1218	!ARCH_OMAP) \
				1219	\|\| OMAP_OSK_MISTRAL \|\| MACH_OMAP_H2 \
				1220	\|\| MACH_OMAP_PERSEUS2
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1221	depends on LEDS
				1222	help
				1223	If you say Y here, the red LED will be used to give a good real
				1224	time indication of CPU usage, by lighting whenever the idle task
				1225	is not currently executing.
				1226
				1227	The LART uses the same LED for both Timer LED and CPU usage LED
				1228	functions. You may choose to use both, but the Timer LED function
				1229	will overrule the CPU usage LED.
				1230
				1231	config ALIGNMENT_TRAP
				1232	bool
Hyok S. Choi	f12d0d7	2006-09-26 17:36:37 +0900	[diff] [blame]	1233	depends on CPU_CP15_MMU
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1234	default y if !ARCH_EBSA110
Russell King	e119bff	2010-01-10 17:23:29 +0000	[diff] [blame]	1235	select HAVE_PROC_CPU if PROC_FS
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1236	help
Matt LaPlante	84eb8d0	2006-10-03 22:53:09 +0200	[diff] [blame]	1237	ARM processors cannot fetch/store information which is not
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1238	naturally aligned on the bus, i.e., a 4 byte fetch must start at an
				1239	address divisible by 4. On 32-bit ARM processors, these non-aligned
				1240	fetch/store instructions will be emulated in software if you say
				1241	here, which has a severe performance impact. This is necessary for
				1242	correct operation of some network protocols. With an IP-only
				1243	configuration it is safe to say N, otherwise say Y.
				1244
Lennert Buytenhek	39ec58f	2009-03-09 14:30:09 -0400	[diff] [blame]	1245	config UACCESS_WITH_MEMCPY
				1246	bool "Use kernel mem{cpy,set}() for {copy_to,clear}_user() (EXPERIMENTAL)"
				1247	depends on MMU && EXPERIMENTAL
				1248	default y if CPU_FEROCEON
				1249	help
				1250	Implement faster copy_to_user and clear_user methods for CPU
				1251	cores where a 8-word STM instruction give significantly higher
				1252	memory write throughput than a sequence of individual 32bit stores.
				1253
				1254	A possible side effect is a slight increase in scheduling latency
				1255	between threads sharing the same address space if they invoke
				1256	such copy operations with large buffers.
				1257
				1258	However, if the CPU data cache is using a write-allocate mode,
				1259	this option is unlikely to provide any performance gain.
				1260
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1261	endmenu
				1262
				1263	menu "Boot options"
				1264
				1265	# Compressed boot loader in ROM. Yes, we really want to ask about
				1266	# TEXT and BSS so we preserve their values in the config files.
				1267	config ZBOOT_ROM_TEXT
				1268	hex "Compressed ROM boot loader base address"
				1269	default "0"
				1270	help
				1271	The physical address at which the ROM-able zImage is to be
				1272	placed in the target. Platforms which normally make use of
				1273	ROM-able zImage formats normally set this to a suitable
				1274	value in their defconfig file.
				1275
				1276	If ZBOOT_ROM is not enabled, this has no effect.
				1277
				1278	config ZBOOT_ROM_BSS
				1279	hex "Compressed ROM boot loader BSS address"
				1280	default "0"
				1281	help
Dan Fandrich	f8c440b	2006-09-20 23:28:51 +0100	[diff] [blame]	1282	The base address of an area of read/write memory in the target
				1283	for the ROM-able zImage which must be available while the
				1284	decompressor is running. It must be large enough to hold the
				1285	entire decompressed kernel plus an additional 128 KiB.
				1286	Platforms which normally make use of ROM-able zImage formats
				1287	normally set this to a suitable value in their defconfig file.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1288
				1289	If ZBOOT_ROM is not enabled, this has no effect.
				1290
				1291	config ZBOOT_ROM
				1292	bool "Compressed boot loader in ROM/flash"
				1293	depends on ZBOOT_ROM_TEXT != ZBOOT_ROM_BSS
				1294	help
				1295	Say Y here if you intend to execute your compressed kernel image
				1296	(zImage) directly from ROM or flash. If unsure, say N.
				1297
				1298	config CMDLINE
				1299	string "Default kernel command string"
				1300	default ""
				1301	help
				1302	On some architectures (EBSA110 and CATS), there is currently no way
				1303	for the boot loader to pass arguments to the kernel. For these
				1304	architectures, you should supply some command-line options at build
				1305	time by entering them here. As a minimum, you should specify the
				1306	memory size and the root device (e.g., mem=64M root=/dev/nfs).
				1307
				1308	config XIP_KERNEL
				1309	bool "Kernel Execute-In-Place from ROM"
				1310	depends on !ZBOOT_ROM
				1311	help
				1312	Execute-In-Place allows the kernel to run from non-volatile storage
				1313	directly addressable by the CPU, such as NOR flash. This saves RAM
				1314	space since the text section of the kernel is not loaded from flash
				1315	to RAM. Read-write sections, such as the data section and stack,
				1316	are still copied to RAM. The XIP kernel is not compressed since
				1317	it has to run directly from flash, so it will take more space to
				1318	store it. The flash address used to link the kernel object files,
				1319	and for storing it, is configuration dependent. Therefore, if you
				1320	say Y here, you must know the proper physical address where to
				1321	store the kernel image depending on your own flash memory usage.
				1322
				1323	Also note that the make target becomes "make xipImage" rather than
				1324	"make zImage" or "make Image". The final kernel binary to put in
				1325	ROM memory will be arch/arm/boot/xipImage.
				1326
				1327	If unsure, say N.
				1328
				1329	config XIP_PHYS_ADDR
				1330	hex "XIP Kernel Physical Location"
				1331	depends on XIP_KERNEL
				1332	default "0x00080000"
				1333	help
				1334	This is the physical address in your flash memory the kernel will
				1335	be linked for and stored to. This address is dependent on your
				1336	own flash usage.
				1337
Richard Purdie	c587e4a	2007-02-06 21:29:00 +0100	[diff] [blame]	1338	config KEXEC
				1339	bool "Kexec system call (EXPERIMENTAL)"
				1340	depends on EXPERIMENTAL
				1341	help
				1342	kexec is a system call that implements the ability to shutdown your
				1343	current kernel, and to start another kernel. It is like a reboot
Matt LaPlante	01dd2fb	2007-10-20 01:34:40 +0200	[diff] [blame]	1344	but it is independent of the system firmware. And like a reboot
Richard Purdie	c587e4a	2007-02-06 21:29:00 +0100	[diff] [blame]	1345	you can start any kernel with it, not just Linux.
				1346
				1347	It is an ongoing process to be certain the hardware in a machine
				1348	is properly shutdown, so do not be surprised if this code does not
				1349	initially work for you. It may help to enable device hotplugging
				1350	support.
				1351
Richard Purdie	4cd9d6f	2008-01-02 00:56:46 +0100	[diff] [blame]	1352	config ATAGS_PROC
				1353	bool "Export atags in procfs"
Uli Luckas	b98d729	2008-02-22 16:45:18 +0100	[diff] [blame]	1354	depends on KEXEC
				1355	default y
Richard Purdie	4cd9d6f	2008-01-02 00:56:46 +0100	[diff] [blame]	1356	help
				1357	Should the atags used to boot the kernel be exported in an "atags"
				1358	file in procfs. Useful with kexec.
				1359
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1360	endmenu
				1361
Russell King	ac9d7ef	2008-08-18 17:26:00 +0100	[diff] [blame]	1362	menu "CPU Power Management"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1363
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	1364	if ARCH_HAS_CPUFREQ
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1365
				1366	source "drivers/cpufreq/Kconfig"
				1367
				1368	config CPU_FREQ_SA1100
				1369	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1370
				1371	config CPU_FREQ_SA1110
				1372	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1373
				1374	config CPU_FREQ_INTEGRATOR
				1375	tristate "CPUfreq driver for ARM Integrator CPUs"
				1376	depends on ARCH_INTEGRATOR && CPU_FREQ
				1377	default y
				1378	help
				1379	This enables the CPUfreq driver for ARM Integrator CPUs.
				1380
				1381	For details, take a look at <file:Documentation/cpu-freq>.
				1382
				1383	If in doubt, say Y.
				1384
Russell King	9e2697f	2007-12-14 13:30:14 +0000	[diff] [blame]	1385	config CPU_FREQ_PXA
				1386	bool
				1387	depends on CPU_FREQ && ARCH_PXA && PXA25x
				1388	default y
				1389	select CPU_FREQ_DEFAULT_GOV_USERSPACE
				1390
Mark Brown	b3748dd	2009-06-15 11:23:20 +0100	[diff] [blame]	1391	config CPU_FREQ_S3C64XX
				1392	bool "CPUfreq support for Samsung S3C64XX CPUs"
				1393	depends on CPU_FREQ && CPU_S3C6410
				1394
Ben Dooks	9d56c02	2009-07-30 23:23:25 +0100	[diff] [blame]	1395	config CPU_FREQ_S3C
				1396	bool
				1397	help
				1398	Internal configuration node for common cpufreq on Samsung SoC
				1399
				1400	config CPU_FREQ_S3C24XX
				1401	bool "CPUfreq driver for Samsung S3C24XX series CPUs"
				1402	depends on ARCH_S3C2410 && CPU_FREQ && EXPERIMENTAL
				1403	select CPU_FREQ_S3C
				1404	help
				1405	This enables the CPUfreq driver for the Samsung S3C24XX family
				1406	of CPUs.
				1407
				1408	For details, take a look at <file:Documentation/cpu-freq>.
				1409
				1410	If in doubt, say N.
				1411
				1412	config CPU_FREQ_S3C24XX_PLL
				1413	bool "Support CPUfreq changing of PLL frequency"
				1414	depends on CPU_FREQ_S3C24XX && EXPERIMENTAL
				1415	help
				1416	Compile in support for changing the PLL frequency from the
				1417	S3C24XX series CPUfreq driver. The PLL takes time to settle
				1418	after a frequency change, so by default it is not enabled.
				1419
				1420	This also means that the PLL tables for the selected CPU(s) will
				1421	be built which may increase the size of the kernel image.
				1422
				1423	config CPU_FREQ_S3C24XX_DEBUG
				1424	bool "Debug CPUfreq Samsung driver core"
				1425	depends on CPU_FREQ_S3C24XX
				1426	help
				1427	Enable s3c_freq_dbg for the Samsung S3C CPUfreq core
				1428
				1429	config CPU_FREQ_S3C24XX_IODEBUG
				1430	bool "Debug CPUfreq Samsung driver IO timing"
				1431	depends on CPU_FREQ_S3C24XX
				1432	help
				1433	Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core
				1434
Ben Dooks	e6d197a	2009-07-30 23:23:42 +0100	[diff] [blame]	1435	config CPU_FREQ_S3C24XX_DEBUGFS
				1436	bool "Export debugfs for CPUFreq"
				1437	depends on CPU_FREQ_S3C24XX && DEBUG_FS
				1438	help
				1439	Export status information via debugfs.
				1440
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1441	endif
				1442
Russell King	ac9d7ef	2008-08-18 17:26:00 +0100	[diff] [blame]	1443	source "drivers/cpuidle/Kconfig"
				1444
				1445	endmenu
				1446
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1447	menu "Floating point emulation"
				1448
				1449	comment "At least one emulation must be selected"
				1450
				1451	config FPE_NWFPE
				1452	bool "NWFPE math emulation"
Nicolas Pitre	8993a44	2006-01-14 16:36:50 +0000	[diff] [blame]	1453	depends on !AEABI \|\| OABI_COMPAT
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1454	---help---
				1455	Say Y to include the NWFPE floating point emulator in the kernel.
				1456	This is necessary to run most binaries. Linux does not currently
				1457	support floating point hardware so you need to say Y here even if
				1458	your machine has an FPA or floating point co-processor podule.
				1459
				1460	You may say N here if you are going to load the Acorn FPEmulator
				1461	early in the bootup.
				1462
				1463	config FPE_NWFPE_XP
				1464	bool "Support extended precision"
Lennert Buytenhek	bedf142	2005-11-07 21:12:08 +0000	[diff] [blame]	1465	depends on FPE_NWFPE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1466	help
				1467	Say Y to include 80-bit support in the kernel floating-point
				1468	emulator. Otherwise, only 32 and 64-bit support is compiled in.
				1469	Note that gcc does not generate 80-bit operations by default,
				1470	so in most cases this option only enlarges the size of the
				1471	floating point emulator without any good reason.
				1472
				1473	You almost surely want to say N here.
				1474
				1475	config FPE_FASTFPE
				1476	bool "FastFPE math emulation (EXPERIMENTAL)"
Nicolas Pitre	8993a44	2006-01-14 16:36:50 +0000	[diff] [blame]	1477	depends on (!AEABI \|\| OABI_COMPAT) && !CPU_32v3 && EXPERIMENTAL
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1478	---help---
				1479	Say Y here to include the FAST floating point emulator in the kernel.
				1480	This is an experimental much faster emulator which now also has full
				1481	precision for the mantissa. It does not support any exceptions.
				1482	It is very simple, and approximately 3-6 times faster than NWFPE.
				1483
				1484	It should be sufficient for most programs. It may be not suitable
				1485	for scientific calculations, but you have to check this for yourself.
				1486	If you do not feel you need a faster FP emulation you should better
				1487	choose NWFPE.
				1488
				1489	config VFP
				1490	bool "VFP-format floating point maths"
Russell King	c00d4ff	2008-01-28 13:21:30 +0000	[diff] [blame]	1491	depends on CPU_V6 \|\| CPU_ARM926T \|\| CPU_V7 \|\| CPU_FEROCEON
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1492	help
				1493	Say Y to include VFP support code in the kernel. This is needed
				1494	if your hardware includes a VFP unit.
				1495
				1496	Please see <file:Documentation/arm/VFP/release-notes.txt> for
				1497	release notes and additional status information.
				1498
				1499	Say N if your target does not have VFP hardware.
				1500
Catalin Marinas	25ebee0	2007-09-25 15:22:24 +0100	[diff] [blame]	1501	config VFPv3
				1502	bool
				1503	depends on VFP
				1504	default y if CPU_V7
				1505
Catalin Marinas	b5872db	2008-01-10 19:16:17 +0100	[diff] [blame]	1506	config NEON
				1507	bool "Advanced SIMD (NEON) Extension support"
				1508	depends on VFPv3 && CPU_V7
				1509	help
				1510	Say Y to include support code for NEON, the ARMv7 Advanced SIMD
				1511	Extension.
				1512
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1513	endmenu
				1514
				1515	menu "Userspace binary formats"
				1516
				1517	source "fs/Kconfig.binfmt"
				1518
				1519	config ARTHUR
				1520	tristate "RISC OS personality"
Nicolas Pitre	704bdda	2006-01-14 16:33:50 +0000	[diff] [blame]	1521	depends on !AEABI
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1522	help
				1523	Say Y here to include the kernel code necessary if you want to run
				1524	Acorn RISC OS/Arthur binaries under Linux. This code is still very
				1525	experimental; if this sounds frightening, say N and sleep in peace.
				1526	You can also say M here to compile this support as a module (which
				1527	will be called arthur).
				1528
				1529	endmenu
				1530
				1531	menu "Power management options"
				1532
Russell King	eceab4a	2005-11-15 11:31:41 +0000	[diff] [blame]	1533	source "kernel/power/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1534
Johannes Berg	f4cb570	2007-12-08 02:14:00 +0100	[diff] [blame]	1535	config ARCH_SUSPEND_POSSIBLE
				1536	def_bool y
				1537
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1538	endmenu
				1539
Sam Ravnborg	d5950b4	2005-07-11 21:03:49 -0700	[diff] [blame]	1540	source "net/Kconfig"
				1541
Uwe Kleine-König	ac25150	2009-08-13 21:09:21 +0200	[diff] [blame]	1542	source "drivers/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1543
				1544	source "fs/Kconfig"
				1545
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1546	source "arch/arm/Kconfig.debug"
				1547
				1548	source "security/Kconfig"
				1549
				1550	source "crypto/Kconfig"
				1551
				1552	source "lib/Kconfig"