Blame - arch/arm/Kconfig - kernel/msm-4.9

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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
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	21	help
				22	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]	23	licensed by ARM Ltd and targeted at embedded applications and
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	24	handhelds such as the Compaq IPAQ. ARM-based PCs are no longer
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	25	manufactured, but legacy ARM-based PC hardware remains popular in
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	26	Europe. There is an ARM Linux project with a web page at
				27	<http://www.arm.linux.org.uk/>.
				28
Russell King	1a189b9	2008-04-13 21:41:55 +0100	[diff] [blame]	29	config HAVE_PWM
				30	bool
				31
Ralf Baechle	75e7153	2007-02-09 17:08:58 +0000	[diff] [blame]	32	config SYS_SUPPORTS_APM_EMULATION
				33	bool
				34
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	35	config GENERIC_GPIO
				36	bool
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	37
Kevin Hilman	746140c	2006-09-22 00:16:30 +0100	[diff] [blame]	38	config GENERIC_TIME
				39	bool
Kevin Hilman	746140c	2006-09-22 00:16:30 +0100	[diff] [blame]	40
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	41	config GENERIC_CLOCKEVENTS
				42	bool
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	43
Catalin Marinas	a8655e8	2008-02-04 17:30:57 +0100	[diff] [blame]	44	config GENERIC_CLOCKEVENTS_BROADCAST
				45	bool
				46	depends on GENERIC_CLOCKEVENTS
				47	default y if SMP && !LOCAL_TIMERS
				48
Linus Walleij	bc58177	2009-09-15 17:30:37 +0100	[diff] [blame]	49	config HAVE_TCM
				50	bool
				51	select GENERIC_ALLOCATOR
				52
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	53	config NO_IOPORT
				54	bool
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	55
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	56	config EISA
				57	bool
				58	---help---
				59	The Extended Industry Standard Architecture (EISA) bus was
				60	developed as an open alternative to the IBM MicroChannel bus.
				61
				62	The EISA bus provided some of the features of the IBM MicroChannel
				63	bus while maintaining backward compatibility with cards made for
				64	the older ISA bus. The EISA bus saw limited use between 1988 and
				65	1995 when it was made obsolete by the PCI bus.
				66
				67	Say Y here if you are building a kernel for an EISA-based machine.
				68
				69	Otherwise, say N.
				70
				71	config SBUS
				72	bool
				73
				74	config MCA
				75	bool
				76	help
				77	MicroChannel Architecture is found in some IBM PS/2 machines and
				78	laptops. It is a bus system similar to PCI or ISA. See
				79	<file:Documentation/mca.txt> (and especially the web page given
				80	there) before attempting to build an MCA bus kernel.
				81
Thomas Gleixner	4a2581a	2006-07-01 22:30:09 +0100	[diff] [blame]	82	config GENERIC_HARDIRQS
				83	bool
				84	default y
				85
Russell King	f16fb1e	2007-04-28 09:59:37 +0100	[diff] [blame]	86	config STACKTRACE_SUPPORT
				87	bool
				88	default y
				89
Nicolas Pitre	f76e915	2008-04-24 01:31:46 -0400	[diff] [blame]	90	config HAVE_LATENCYTOP_SUPPORT
				91	bool
				92	depends on !SMP
				93	default y
				94
Russell King	f16fb1e	2007-04-28 09:59:37 +0100	[diff] [blame]	95	config LOCKDEP_SUPPORT
				96	bool
				97	default y
				98
Russell King	7ad1bcb	2006-08-27 12:07:02 +0100	[diff] [blame]	99	config TRACE_IRQFLAGS_SUPPORT
				100	bool
				101	default y
				102
Thomas Gleixner	4a2581a	2006-07-01 22:30:09 +0100	[diff] [blame]	103	config HARDIRQS_SW_RESEND
				104	bool
				105	default y
				106
				107	config GENERIC_IRQ_PROBE
				108	bool
				109	default y
				110
Nick Piggin	95c354f	2008-01-30 13:31:20 +0100	[diff] [blame]	111	config GENERIC_LOCKBREAK
				112	bool
				113	default y
				114	depends on SMP && PREEMPT
				115
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	116	config RWSEM_GENERIC_SPINLOCK
				117	bool
				118	default y
				119
				120	config RWSEM_XCHGADD_ALGORITHM
				121	bool
				122
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	123	config ARCH_HAS_ILOG2_U32
				124	bool
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	125
				126	config ARCH_HAS_ILOG2_U64
				127	bool
David Howells	f0d1b0b	2006-12-08 02:37:49 -0800	[diff] [blame]	128
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	129	config ARCH_HAS_CPUFREQ
				130	bool
				131	help
				132	Internal node to signify that the ARCH has CPUFREQ support
				133	and that the relevant menu configurations are displayed for
				134	it.
				135
Akinobu Mita	b89c3b1	2006-03-26 01:39:19 -0800	[diff] [blame]	136	config GENERIC_HWEIGHT
				137	bool
				138	default y
				139
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	140	config GENERIC_CALIBRATE_DELAY
				141	bool
				142	default y
				143
viro@ZenIV.linux.org.uk	a08b6b7	2005-09-06 01:48:42 +0100	[diff] [blame]	144	config ARCH_MAY_HAVE_PC_FDC
				145	bool
				146
Christoph Lameter	5ac6da6	2007-02-10 01:43:14 -0800	[diff] [blame]	147	config ZONE_DMA
				148	bool
Christoph Lameter	5ac6da6	2007-02-10 01:43:14 -0800	[diff] [blame]	149
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	150	config GENERIC_ISA_DMA
				151	bool
				152
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	153	config FIQ
				154	bool
				155
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	156	config ARCH_MTD_XIP
				157	bool
				158
Paulius Zaleckas	60a752e	2008-06-25 13:33:14 +0100	[diff] [blame]	159	config GENERIC_HARDIRQS_NO__DO_IRQ
Paulius Zaleckas	60a752e	2008-06-25 13:33:14 +0100	[diff] [blame]	160	def_bool y
				161
Mathieu Desnoyers	c0ffa3a	2008-02-02 15:10:32 -0500	[diff] [blame]	162	if OPROFILE
				163
				164	config OPROFILE_ARMV6
				165	def_bool y
				166	depends on CPU_V6 && !SMP
				167	select OPROFILE_ARM11_CORE
				168
				169	config OPROFILE_MPCORE
				170	def_bool y
				171	depends on CPU_V6 && SMP
				172	select OPROFILE_ARM11_CORE
				173
				174	config OPROFILE_ARM11_CORE
				175	bool
				176
Jean PIHET	d7ac4e2	2008-08-12 19:07:39 +0100	[diff] [blame]	177	config OPROFILE_ARMV7
				178	def_bool y
				179	depends on CPU_V7 && !SMP
				180	bool
				181
Mathieu Desnoyers	c0ffa3a	2008-02-02 15:10:32 -0500	[diff] [blame]	182	endif
				183
Hyok S. Choi	c760fc1	2006-03-27 15:18:50 +0100	[diff] [blame]	184	config VECTORS_BASE
				185	hex
Hyok S. Choi	6afd6fa	2006-09-28 21:46:34 +0900	[diff] [blame]	186	default 0xffff0000 if MMU \|\| CPU_HIGH_VECTOR
Hyok S. Choi	c760fc1	2006-03-27 15:18:50 +0100	[diff] [blame]	187	default DRAM_BASE if REMAP_VECTORS_TO_RAM
				188	default 0x00000000
				189	help
				190	The base address of exception vectors.
				191
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	192	source "init/Kconfig"
				193
Matt Helsley	dc52ddc	2008-10-18 20:27:21 -0700	[diff] [blame]	194	source "kernel/Kconfig.freezer"
				195
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	196	menu "System Type"
				197
Hyok S. Choi	3c42797	2009-07-24 12:35:00 +0100	[diff] [blame]	198	config MMU
				199	bool "MMU-based Paged Memory Management Support"
				200	default y
				201	help
				202	Select if you want MMU-based virtualised addressing space
				203	support by paged memory management. If unsure, say 'Y'.
				204
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	205	choice
				206	prompt "ARM system type"
Catalin Marinas	6a0e243	2006-03-07 14:42:27 +0000	[diff] [blame]	207	default ARCH_VERSATILE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	208
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	209	config ARCH_AAEC2000
				210	bool "Agilent AAEC-2000 based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	211	select CPU_ARM920T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	212	select ARM_AMBA
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	213	select HAVE_CLK
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	214	help
				215	This enables support for systems based on the Agilent AAEC-2000
				216
				217	config ARCH_INTEGRATOR
				218	bool "ARM Ltd. Integrator family"
				219	select ARM_AMBA
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	220	select ARCH_HAS_CPUFREQ
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	221	select HAVE_CLK
Russell King	d72fbdf	2008-11-08 20:08:08 +0000	[diff] [blame]	222	select COMMON_CLKDEV
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	223	select ICST525
				224	help
				225	Support for ARM's Integrator platform.
				226
				227	config ARCH_REALVIEW
				228	bool "ARM Ltd. RealView family"
				229	select ARM_AMBA
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	230	select HAVE_CLK
Russell King	cf30fb4	2008-11-08 20:05:55 +0000	[diff] [blame]	231	select COMMON_CLKDEV
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	232	select ICST307
Catalin Marinas	85802af	2008-02-04 17:24:54 +0100	[diff] [blame]	233	select GENERIC_TIME
Catalin Marinas	ae30cea	2008-02-04 17:26:55 +0100	[diff] [blame]	234	select GENERIC_CLOCKEVENTS
Russell King	eb7fffa	2009-07-05 22:41:31 +0100	[diff] [blame]	235	select ARCH_WANT_OPTIONAL_GPIOLIB
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	236	help
				237	This enables support for ARM Ltd RealView boards.
				238
				239	config ARCH_VERSATILE
				240	bool "ARM Ltd. Versatile family"
				241	select ARM_AMBA
				242	select ARM_VIC
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	243	select HAVE_CLK
Russell King	71a06da	2008-11-08 20:13:53 +0000	[diff] [blame]	244	select COMMON_CLKDEV
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	245	select ICST307
Kevin Hilman	b49c87c	2007-03-08 20:25:13 +0100	[diff] [blame]	246	select GENERIC_TIME
Kevin Hilman	89df127	2007-03-08 20:30:38 +0100	[diff] [blame]	247	select GENERIC_CLOCKEVENTS
Russell King	bbeddc4	2009-07-05 22:43:01 +0100	[diff] [blame]	248	select ARCH_WANT_OPTIONAL_GPIOLIB
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	249	help
				250	This enables support for ARM Ltd Versatile board.
				251
Andrew Victor	8fc5ffa	2006-06-29 16:06:33 +0100	[diff] [blame]	252	config ARCH_AT91
				253	bool "Atmel AT91"
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	254	select GENERIC_GPIO
Ryan Mallon	f373e8c	2009-02-10 21:02:08 +0100	[diff] [blame]	255	select ARCH_REQUIRE_GPIOLIB
David Brownell	93686ae	2008-07-28 15:46:22 -0700	[diff] [blame]	256	select HAVE_CLK
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	257	help
Andrew Victor	2b3b351	2008-01-24 15:10:39 +0100	[diff] [blame]	258	This enables support for systems based on the Atmel AT91RM9200,
				259	AT91SAM9 and AT91CAP9 processors.
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	260
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	261	config ARCH_CLPS711X
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	262	bool "Cirrus Logic CLPS711x/EP721x-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	263	select CPU_ARM720T
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	264	help
				265	Support for Cirrus Logic 711x/721x based boards.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	266
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	267	config ARCH_GEMINI
				268	bool "Cortina Systems Gemini"
				269	select CPU_FA526
				270	select GENERIC_GPIO
				271	select ARCH_REQUIRE_GPIOLIB
				272	help
				273	Support for the Cortina Systems Gemini family SoCs
				274
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	275	config ARCH_EBSA110
				276	bool "EBSA-110"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	277	select CPU_SA110
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	278	select ISA
Russell King	c5eb2a2	2007-03-03 11:54:19 +0000	[diff] [blame]	279	select NO_IOPORT
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	280	help
				281	This is an evaluation board for the StrongARM processor available
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	282	from Digital. It has limited hardware on-board, including an
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	283	Ethernet interface, two PCMCIA sockets, two serial ports and a
				284	parallel port.
				285
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	286	config ARCH_EP93XX
				287	bool "EP93xx-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	288	select CPU_ARM920T
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	289	select ARM_AMBA
				290	select ARM_VIC
Herbert Valerio Riedel	4e9f9fd	2007-11-26 18:41:02 +0100	[diff] [blame]	291	select GENERIC_GPIO
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	292	select HAVE_CLK
Russell King	ae696fd	2008-11-30 17:11:49 +0000	[diff] [blame]	293	select COMMON_CLKDEV
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	294	select ARCH_REQUIRE_GPIOLIB
Mel Gorman	eb33575	2009-05-13 17:34:48 +0100	[diff] [blame]	295	select ARCH_HAS_HOLES_MEMORYMODEL
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	296	help
				297	This enables support for the Cirrus EP93xx series of CPUs.
				298
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	299	config ARCH_FOOTBRIDGE
				300	bool "FootBridge"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	301	select CPU_SA110
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	302	select FOOTBRIDGE
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	303	help
				304	Support for systems based on the DC21285 companion chip
				305	("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	306
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	307	config ARCH_MXC
				308	bool "Freescale MXC/iMX-based"
				309	select GENERIC_TIME
				310	select GENERIC_CLOCKEVENTS
				311	select ARCH_MTD_XIP
				312	select GENERIC_GPIO
				313	select ARCH_REQUIRE_GPIOLIB
Russell King	a2ab67f	2009-05-23 20:57:31 +0100	[diff] [blame]	314	select HAVE_CLK
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	315	help
				316	Support for Freescale MXC/iMX-based family of processors
				317
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	318	config ARCH_STMP3XXX
				319	bool "Freescale STMP3xxx"
				320	select CPU_ARM926T
				321	select HAVE_CLK
				322	select COMMON_CLKDEV
				323	select ARCH_REQUIRE_GPIOLIB
				324	select GENERIC_TIME
				325	select GENERIC_CLOCKEVENTS
				326	select GENERIC_GPIO
				327	select USB_ARCH_HAS_EHCI
				328	help
				329	Support for systems based on the Freescale 3xxx CPUs.
				330
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	331	config ARCH_NETX
				332	bool "Hilscher NetX based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	333	select CPU_ARM926T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	334	select ARM_VIC
Uwe Kleine-König	2fcfe6b	2008-12-09 21:57:24 +0100	[diff] [blame]	335	select GENERIC_CLOCKEVENTS
Uwe Kleine-König	21edecd	2008-12-09 21:57:23 +0100	[diff] [blame]	336	select GENERIC_TIME
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	337	help
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	338	This enables support for systems based on the Hilscher NetX Soc
				339
				340	config ARCH_H720X
				341	bool "Hynix HMS720x-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	342	select CPU_ARM720T
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	343	select ISA_DMA_API
				344	help
				345	This enables support for systems based on the Hynix HMS720x
				346
Alessandro Rubini	28ad94e	2009-07-02 19:06:47 +0100	[diff] [blame]	347	config ARCH_NOMADIK
				348	bool "STMicroelectronics Nomadik"
				349	select ARM_AMBA
				350	select ARM_VIC
				351	select CPU_ARM926T
				352	select HAVE_CLK
				353	select COMMON_CLKDEV
				354	select GENERIC_TIME
				355	select GENERIC_CLOCKEVENTS
Alessandro Rubini	2ec1d35	2009-07-02 15:29:12 +0100	[diff] [blame]	356	select GENERIC_GPIO
				357	select ARCH_REQUIRE_GPIOLIB
Alessandro Rubini	28ad94e	2009-07-02 19:06:47 +0100	[diff] [blame]	358	help
				359	Support for the Nomadik platform by ST-Ericsson
				360
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	361	config ARCH_IOP13XX
				362	bool "IOP13xx-based"
				363	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	364	select CPU_XSC3
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	365	select PLAT_IOP
				366	select PCI
				367	select ARCH_SUPPORTS_MSI
Lennert Buytenhek	8d5796d	2008-08-25 21:03:32 +0100	[diff] [blame]	368	select VMSPLIT_1G
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	369	help
				370	Support for Intel's IOP13XX (XScale) family of processors.
				371
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	372	config ARCH_IOP32X
				373	bool "IOP32x-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	374	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	375	select CPU_XSCALE
Lennert Buytenhek	7ae1f7e	2006-09-18 23:12:53 +0100	[diff] [blame]	376	select PLAT_IOP
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	377	select PCI
Arnaud Patard	63f385c	2008-07-08 23:07:48 +0100	[diff] [blame]	378	select GENERIC_GPIO
Russell King	bb2b180	2008-07-26 15:36:03 +0100	[diff] [blame]	379	select ARCH_REQUIRE_GPIOLIB
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	380	help
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	381	Support for Intel's 80219 and IOP32X (XScale) family of
				382	processors.
				383
				384	config ARCH_IOP33X
				385	bool "IOP33x-based"
				386	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	387	select CPU_XSCALE
Lennert Buytenhek	7ae1f7e	2006-09-18 23:12:53 +0100	[diff] [blame]	388	select PLAT_IOP
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	389	select PCI
Arnaud Patard	63f385c	2008-07-08 23:07:48 +0100	[diff] [blame]	390	select GENERIC_GPIO
Russell King	bb2b180	2008-07-26 15:36:03 +0100	[diff] [blame]	391	select ARCH_REQUIRE_GPIOLIB
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	392	help
				393	Support for Intel's IOP33X (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	394
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	395	config ARCH_IXP23XX
				396	bool "IXP23XX-based"
Dan Williams	588ef76	2007-02-13 17:12:04 +0100	[diff] [blame]	397	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	398	select CPU_XSC3
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	399	select PCI
Dan Williams	285f5fa	2006-12-07 02:59:39 +0100	[diff] [blame]	400	help
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	401	Support for Intel's IXP23xx (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	402
				403	config ARCH_IXP2000
				404	bool "IXP2400/2800-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	405	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	406	select CPU_XSCALE
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	407	select PCI
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	408	help
				409	Support for Intel's IXP2400/2800 (XScale) family of processors.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	410
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	411	config ARCH_IXP4XX
				412	bool "IXP4xx-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	413	depends on MMU
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	414	select CPU_XSCALE
Milan Svoboda	8858e9a	2007-05-14 07:50:42 +0100	[diff] [blame]	415	select GENERIC_GPIO
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	416	select GENERIC_TIME
				417	select GENERIC_CLOCKEVENTS
Russell King	485bdde	2008-10-17 14:00:43 +0100	[diff] [blame]	418	select DMABOUNCE if PCI
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	419	help
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	420	Support for Intel's IXP4XX (XScale) family of processors.
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	421
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	422	config ARCH_L7200
				423	bool "LinkUp-L7200"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	424	select CPU_ARM720T
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	425	select FIQ
				426	help
				427	Say Y here if you intend to run this kernel on a LinkUp Systems
				428	L7200 Software Development Board which uses an ARM720T processor.
				429	Information on this board can be obtained at:
				430
				431	<http://www.linkupsys.com/>
				432
				433	If you have any questions or comments about the Linux kernel port
				434	to this board, send e-mail to <sjhill@cotw.com>.
				435
Saeed Bishara	edabd38	2009-08-06 15:12:43 +0300	[diff] [blame]	436	config ARCH_DOVE
				437	bool "Marvell Dove"
				438	select PCI
				439	select GENERIC_GPIO
				440	select ARCH_REQUIRE_GPIOLIB
				441	select GENERIC_TIME
				442	select GENERIC_CLOCKEVENTS
				443	select PLAT_ORION
				444	help
				445	Support for the Marvell Dove SoC 88AP510
				446
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	447	config ARCH_KIRKWOOD
				448	bool "Marvell Kirkwood"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	449	select CPU_FEROCEON
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	450	select PCI
Lennert Buytenhek	4c21343	2008-10-20 01:51:04 +0200	[diff] [blame]	451	select GENERIC_GPIO
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	452	select ARCH_REQUIRE_GPIOLIB
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	453	select GENERIC_TIME
				454	select GENERIC_CLOCKEVENTS
				455	select PLAT_ORION
				456	help
				457	Support for the following Marvell Kirkwood series SoCs:
				458	88F6180, 88F6192 and 88F6281.
				459
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	460	config ARCH_LOKI
				461	bool "Marvell Loki (88RC8480)"
				462	select CPU_FEROCEON
				463	select GENERIC_TIME
				464	select GENERIC_CLOCKEVENTS
				465	select PLAT_ORION
				466	help
				467	Support for the Marvell Loki (88RC8480) SoC.
				468
				469	config ARCH_MV78XX0
				470	bool "Marvell MV78xx0"
				471	select CPU_FEROCEON
				472	select PCI
				473	select GENERIC_GPIO
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	474	select ARCH_REQUIRE_GPIOLIB
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	475	select GENERIC_TIME
				476	select GENERIC_CLOCKEVENTS
				477	select PLAT_ORION
				478	help
				479	Support for the following Marvell MV78xx0 series SoCs:
				480	MV781x0, MV782x0.
				481
				482	config ARCH_ORION5X
				483	bool "Marvell Orion"
				484	depends on MMU
				485	select CPU_FEROCEON
				486	select PCI
				487	select GENERIC_GPIO
Erik Benada	a886565	2009-05-28 17:08:55 -0700	[diff] [blame]	488	select ARCH_REQUIRE_GPIOLIB
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	489	select GENERIC_TIME
				490	select GENERIC_CLOCKEVENTS
				491	select PLAT_ORION
				492	help
				493	Support for the following Marvell Orion 5x series SoCs:
				494	Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
				495	Orion-2 (5281), Orion-1-90 (6183).
				496
				497	config ARCH_MMP
				498	bool "Marvell PXA168/910"
				499	depends on MMU
				500	select GENERIC_GPIO
				501	select ARCH_REQUIRE_GPIOLIB
				502	select HAVE_CLK
				503	select COMMON_CLKDEV
				504	select GENERIC_TIME
				505	select GENERIC_CLOCKEVENTS
				506	select TICK_ONESHOT
				507	select PLAT_PXA
				508	help
				509	Support for Marvell's PXA168/910 processor line.
				510
Andrew Victor	c53c9cf	2007-05-11 21:01:28 +0100	[diff] [blame]	511	config ARCH_KS8695
				512	bool "Micrel/Kendin KS8695"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	513	select CPU_ARM922T
Andrew Victor	8a87a99	2007-05-14 14:30:15 +0100	[diff] [blame]	514	select GENERIC_GPIO
Daniel Silverstone	72880ad	2008-12-13 20:44:12 +0000	[diff] [blame]	515	select ARCH_REQUIRE_GPIOLIB
Andrew Victor	c53c9cf	2007-05-11 21:01:28 +0100	[diff] [blame]	516	help
				517	Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
				518	System-on-Chip devices.
				519
Uwe Kleine-König	9918cda	2007-02-16 15:36:55 +0100	[diff] [blame]	520	config ARCH_NS9XXX
				521	bool "NetSilicon NS9xxx"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	522	select CPU_ARM926T
Uwe Kleine-König	689f2a0	2007-09-30 20:35:09 +0100	[diff] [blame]	523	select GENERIC_GPIO
Uwe Kleine-König	cef5975	2007-09-30 20:35:48 +0100	[diff] [blame]	524	select GENERIC_TIME
Uwe Kleine-König	c0bb87f	2007-09-30 20:36:00 +0100	[diff] [blame]	525	select GENERIC_CLOCKEVENTS
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	526	select HAVE_CLK
Uwe Kleine-König	9918cda	2007-02-16 15:36:55 +0100	[diff] [blame]	527	help
				528	Say Y here if you intend to run this kernel on a NetSilicon NS9xxx
				529	System.
				530
				531	<http://www.digi.com/products/microprocessors/index.jsp>
				532
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	533	config ARCH_W90X900
				534	bool "Nuvoton W90X900 CPU"
				535	select CPU_ARM926T
wanzongshun	c52d3d6	2009-06-10 15:49:32 +0100	[diff] [blame]	536	select ARCH_REQUIRE_GPIOLIB
				537	select GENERIC_GPIO
wanzongshun	d2c2419	2009-07-14 15:09:54 +0100	[diff] [blame]	538	select HAVE_CLK
wanzongshun	0e4a34b	2009-06-10 15:50:44 +0100	[diff] [blame]	539	select COMMON_CLKDEV
wanzongshun	58b5369	2009-08-14 15:36:44 +0100	[diff] [blame]	540	select GENERIC_TIME
				541	select GENERIC_CLOCKEVENTS
Lennert Buytenhek	777f9be	2008-06-22 22:45:02 +0200	[diff] [blame]	542	help
wanzongshun	a8bc4ea	2009-08-14 15:38:29 +0100	[diff] [blame]	543	Support for Nuvoton (Winbond logic dept.) ARM9 processor,
				544	At present, the w90x900 has been renamed nuc900, regarding
				545	the ARM series product line, you can login the following
				546	link address to know more.
				547
				548	<http://www.nuvoton.com/hq/enu/ProductAndSales/ProductLines/
				549	ConsumerElectronicsIC/ARMMicrocontroller/ARMMicrocontroller>
Tzachi Perelstein	585cf17	2007-10-23 15:14:41 -0400	[diff] [blame]	550
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	551	config ARCH_PNX4008
				552	bool "Philips Nexperia PNX4008 Mobile"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	553	select CPU_ARM926T
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	554	select HAVE_CLK
Deepak Saxena	4af6fee	2006-06-20 21:30:44 +0100	[diff] [blame]	555	help
				556	This enables support for Philips PNX4008 mobile platform.
				557
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	558	config ARCH_PXA
eric miao	2c8086a	2007-09-11 19:13:17 -0700	[diff] [blame]	559	bool "PXA2xx/PXA3xx-based"
Russell King	a4f7e76	2006-06-28 12:52:41 +0100	[diff] [blame]	560	depends on MMU
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	561	select ARCH_MTD_XIP
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	562	select ARCH_HAS_CPUFREQ
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	563	select GENERIC_GPIO
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	564	select HAVE_CLK
Russell King	8c3abc7	2008-11-08 20:25:21 +0000	[diff] [blame]	565	select COMMON_CLKDEV
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	566	select ARCH_REQUIRE_GPIOLIB
Nicolas Pitre	45cf5ee	2007-02-05 22:37:07 +0100	[diff] [blame]	567	select GENERIC_TIME
Eric Miao	981d0f3	2007-07-24 01:22:43 +0100	[diff] [blame]	568	select GENERIC_CLOCKEVENTS
Russell King	a88264c	2007-11-12 22:45:16 +0000	[diff] [blame]	569	select TICK_ONESHOT
Eric Miao	bd5ce43	2009-01-20 12:06:01 +0800	[diff] [blame]	570	select PLAT_PXA
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	571	help
eric miao	2c8086a	2007-09-11 19:13:17 -0700	[diff] [blame]	572	Support for Intel/Marvell's PXA2xx/PXA3xx processor line.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	573
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	574	config ARCH_MSM
				575	bool "Qualcomm MSM"
				576	select CPU_V6
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	577	select GENERIC_TIME
				578	select GENERIC_CLOCKEVENTS
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	579	help
Russell King	788c970	2009-04-26 14:21:59 +0100	[diff] [blame]	580	Support for Qualcomm MSM7K based systems. This runs on the ARM11
				581	apps processor of the MSM7K and depends on a shared memory
				582	interface to the ARM9 modem processor which runs the baseband stack
				583	and controls some vital subsystems (clock and power control, etc).
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	584
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	585	config ARCH_RPC
				586	bool "RiscPC"
				587	select ARCH_ACORN
				588	select FIQ
				589	select TIMER_ACORN
viro@ZenIV.linux.org.uk	a08b6b7	2005-09-06 01:48:42 +0100	[diff] [blame]	590	select ARCH_MAY_HAVE_PC_FDC
Ben Dooks	341eb78	2008-07-01 14:16:49 +0100	[diff] [blame]	591	select HAVE_PATA_PLATFORM
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	592	select ISA_DMA_API
Al Viro	5ea8176	2007-02-11 15:41:31 +0000	[diff] [blame]	593	select NO_IOPORT
Russell King	07f841b	2008-10-01 17:11:06 +0100	[diff] [blame]	594	select ARCH_SPARSEMEM_ENABLE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	595	help
				596	On the Acorn Risc-PC, Linux can support the internal IDE disk and
				597	CD-ROM interface, serial and parallel port, and the floppy drive.
				598
				599	config ARCH_SA1100
				600	bool "SA1100-based"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	601	select CPU_SA1100
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	602	select ISA
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	603	select ARCH_SPARSEMEM_ENABLE
Al Viro	034d2f5	2005-12-19 16:27:59 -0500	[diff] [blame]	604	select ARCH_MTD_XIP
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	605	select ARCH_HAS_CPUFREQ
Russell King	1937f5b	2009-12-12 16:20:57 +0000	[diff] [blame]	606	select CPU_FREQ
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	607	select GENERIC_GPIO
Russell King	d142b6e	2007-11-12 21:55:12 +0000	[diff] [blame]	608	select GENERIC_TIME
Russell King	3e238be	2008-04-14 23:03:10 +0100	[diff] [blame]	609	select GENERIC_CLOCKEVENTS
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	610	select HAVE_CLK
Russell King	3e238be	2008-04-14 23:03:10 +0100	[diff] [blame]	611	select TICK_ONESHOT
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	612	select ARCH_REQUIRE_GPIOLIB
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	613	help
				614	Support for StrongARM 11x0 based boards.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	615
				616	config ARCH_S3C2410
Ben Dooks	e4d06e3	2007-02-16 12:12:31 +0100	[diff] [blame]	617	bool "Samsung S3C2410, S3C2412, S3C2413, S3C2440, S3C2442, S3C2443"
David Brownell	0a938b9	2007-03-05 00:30:18 -0800	[diff] [blame]	618	select GENERIC_GPIO
Ben Dooks	9d56c02	2009-07-30 23:23:25 +0100	[diff] [blame]	619	select ARCH_HAS_CPUFREQ
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	620	select HAVE_CLK
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	621	help
				622	Samsung S3C2410X CPU based systems, such as the Simtec Electronics
				623	BAST (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or
Martin Michlmayr	f6c8965	2006-02-08 21:09:07 +0000	[diff] [blame]	624	the Samsung SMDK2410 development board (and derivatives).
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	625
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	626	config ARCH_S3C64XX
				627	bool "Samsung S3C64XX"
				628	select GENERIC_GPIO
				629	select HAVE_CLK
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	630	select ARCH_HAS_CPUFREQ
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	631	help
				632	Samsung S3C64XX series based systems
				633
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	634	config ARCH_S5PC1XX
				635	bool "Samsung S5PC1XX"
				636	select GENERIC_GPIO
				637	select HAVE_CLK
				638	select CPU_V7
				639	help
				640	Samsung S5PC1XX series based systems
				641
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	642	config ARCH_SHARK
				643	bool "Shark"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	644	select CPU_SA110
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	645	select ISA
				646	select ISA_DMA
Nicolas Pitre	3bca103	2008-10-07 20:14:55 +0100	[diff] [blame]	647	select ZONE_DMA
Russell King	f7e68bb	2005-05-05 14:49:01 +0100	[diff] [blame]	648	select PCI
Martin Michlmayr	f999b8b	2006-02-08 21:09:05 +0000	[diff] [blame]	649	help
				650	Support for the StrongARM based Digital DNARD machine, also known
				651	as "Shark" (<http://www.shark-linux.de/shark.html>).
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	652
				653	config ARCH_LH7A40X
				654	bool "Sharp LH7A40X"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	655	select CPU_ARM922T
Russell King	4ba3f7c	2008-10-01 21:38:23 +0100	[diff] [blame]	656	select ARCH_DISCONTIGMEM_ENABLE if !LH7A40X_CONTIGMEM
				657	select ARCH_SPARSEMEM_ENABLE if !LH7A40X_CONTIGMEM
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	658	help
				659	Say Y here for systems based on one of the Sharp LH7A40X
				660	System on a Chip processors. These CPUs include an ARM922T
				661	core with a wide array of integrated devices for
				662	hand-held and low-power applications.
				663
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	664	config ARCH_U300
				665	bool "ST-Ericsson U300 Series"
				666	depends on MMU
				667	select CPU_ARM926T
Linus Walleij	bc58177	2009-09-15 17:30:37 +0100	[diff] [blame]	668	select HAVE_TCM
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	669	select ARM_AMBA
				670	select ARM_VIC
				671	select GENERIC_TIME
				672	select GENERIC_CLOCKEVENTS
				673	select HAVE_CLK
				674	select COMMON_CLKDEV
				675	select GENERIC_GPIO
				676	help
				677	Support for ST-Ericsson U300 series mobile platforms.
				678
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	679	config ARCH_DAVINCI
				680	bool "TI DaVinci"
Russell King	c750815	2008-10-26 10:55:14 +0000	[diff] [blame]	681	select CPU_ARM926T
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	682	select GENERIC_TIME
				683	select GENERIC_CLOCKEVENTS
Vladimir Barinov	3d9edf0	2007-07-10 13:03:43 +0100	[diff] [blame]	684	select GENERIC_GPIO
David Brownell	dce1115	2008-09-07 23:41:04 -0700	[diff] [blame]	685	select ARCH_REQUIRE_GPIOLIB
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	686	select HAVE_CLK
Nicolas Pitre	3bca103	2008-10-07 20:14:55 +0100	[diff] [blame]	687	select ZONE_DMA
Kevin Hilman	9232fcc	2009-04-08 14:49:38 -0700	[diff] [blame]	688	select HAVE_IDE
Kevin Hilman	c5b736d	2009-03-20 17:29:01 -0700	[diff] [blame]	689	select COMMON_CLKDEV
David Brownell	20e9969	2009-05-07 09:31:42 -0700	[diff] [blame]	690	select GENERIC_ALLOCATOR
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	691	help
				692	Support for TI's DaVinci platform.
				693
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	694	config ARCH_OMAP
				695	bool "TI OMAP"
				696	select GENERIC_GPIO
David Brownell	9483a57	2008-07-23 21:26:48 -0700	[diff] [blame]	697	select HAVE_CLK
Michael Buesch	7444a72	2008-07-25 01:46:11 -0700	[diff] [blame]	698	select ARCH_REQUIRE_GPIOLIB
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	699	select ARCH_HAS_CPUFREQ
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	700	select GENERIC_TIME
Kevin Hilman	06cad09	2007-10-18 23:04:43 -0700	[diff] [blame]	701	select GENERIC_CLOCKEVENTS
Russell King	3b938be	2007-05-12 11:25:44 +0100	[diff] [blame]	702	help
				703	Support for TI's OMAP platform (OMAP1 and OMAP2).
				704
Leo Chen	6288e28	2009-08-07 19:46:15 +0100	[diff] [blame]	705	config ARCH_BCMRING
				706	bool "Broadcom BCMRING"
				707	depends on MMU
				708	select CPU_V6
				709	select ARM_AMBA
				710	select COMMON_CLKDEV
				711	select GENERIC_TIME
				712	select GENERIC_CLOCKEVENTS
				713	select ARCH_WANT_OPTIONAL_GPIOLIB
				714	help
				715	Support for Broadcom's BCMRing platform.
				716
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	717	config ARCH_U8500
				718	bool "ST-Ericsson U8500 Series"
				719	select CPU_V7
				720	select ARM_AMBA
				721	select GENERIC_TIME
				722	select GENERIC_CLOCKEVENTS
				723	select COMMON_CLKDEV
				724	help
				725	Support for ST-Ericsson's Ux500 architecture
				726
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	727	endchoice
				728
				729	source "arch/arm/mach-clps711x/Kconfig"
				730
Lennert Buytenhek	e7736d4	2006-03-20 17:10:13 +0000	[diff] [blame]	731	source "arch/arm/mach-ep93xx/Kconfig"
				732
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	733	source "arch/arm/mach-footbridge/Kconfig"
				734
Paulius Zaleckas	59d3a19	2009-03-26 10:06:08 +0200	[diff] [blame]	735	source "arch/arm/mach-gemini/Kconfig"
				736
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	737	source "arch/arm/mach-integrator/Kconfig"
				738
Lennert Buytenhek	3f7e581	2006-09-18 23:10:26 +0100	[diff] [blame]	739	source "arch/arm/mach-iop32x/Kconfig"
				740
				741	source "arch/arm/mach-iop33x/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	742
Dan Williams	285f5fa	2006-12-07 02:59:39 +0100	[diff] [blame]	743	source "arch/arm/mach-iop13xx/Kconfig"
				744
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	745	source "arch/arm/mach-ixp4xx/Kconfig"
				746
				747	source "arch/arm/mach-ixp2000/Kconfig"
				748
Lennert Buytenhek	c471307	2006-03-28 21:18:54 +0100	[diff] [blame]	749	source "arch/arm/mach-ixp23xx/Kconfig"
				750
Lennert Buytenhek	777f9be	2008-06-22 22:45:02 +0200	[diff] [blame]	751	source "arch/arm/mach-loki/Kconfig"
				752
Stanislav Samsonov	794d15b	2008-06-22 22:45:10 +0200	[diff] [blame]	753	source "arch/arm/mach-mv78xx0/Kconfig"
				754
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	755	source "arch/arm/mach-pxa/Kconfig"
Eric Miao	bd5ce43	2009-01-20 12:06:01 +0800	[diff] [blame]	756	source "arch/arm/plat-pxa/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	757
Eric Miao	49cbe78	2009-01-20 14:15:18 +0800	[diff] [blame]	758	source "arch/arm/mach-mmp/Kconfig"
				759
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	760	source "arch/arm/mach-sa1100/Kconfig"
				761
Tony Lindgren	d48af15	2005-07-10 19:58:17 +0100	[diff] [blame]	762	source "arch/arm/plat-omap/Kconfig"
				763
				764	source "arch/arm/mach-omap1/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	765
Tony Lindgren	1dbae81	2005-11-10 14:26:51 +0000	[diff] [blame]	766	source "arch/arm/mach-omap2/Kconfig"
				767
Lennert Buytenhek	9dd0b19	2008-03-27 14:51:41 -0400	[diff] [blame]	768	source "arch/arm/mach-orion5x/Kconfig"
Tzachi Perelstein	585cf17	2007-10-23 15:14:41 -0400	[diff] [blame]	769
Saeed Bishara	651c74c	2008-06-22 22:45:06 +0200	[diff] [blame]	770	source "arch/arm/mach-kirkwood/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	771
Saeed Bishara	edabd38	2009-08-06 15:12:43 +0300	[diff] [blame]	772	source "arch/arm/mach-dove/Kconfig"
				773
Ben Dooks	cf38367	2009-11-10 00:14:58 +0000	[diff] [blame]	774	source "arch/arm/plat-samsung/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	775	source "arch/arm/plat-s3c24xx/Kconfig"
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	776	source "arch/arm/plat-s3c64xx/Kconfig"
Ben Dooks	d58153d	2007-07-22 16:07:09 +0100	[diff] [blame]	777	source "arch/arm/plat-s3c/Kconfig"
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	778	source "arch/arm/plat-s5pc1xx/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	779
				780	if ARCH_S3C2410
				781	source "arch/arm/mach-s3c2400/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	782	source "arch/arm/mach-s3c2410/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	783	source "arch/arm/mach-s3c2412/Kconfig"
				784	source "arch/arm/mach-s3c2440/Kconfig"
				785	source "arch/arm/mach-s3c2442/Kconfig"
Ben Dooks	e4d06e3	2007-02-16 12:12:31 +0100	[diff] [blame]	786	source "arch/arm/mach-s3c2443/Kconfig"
Ben Dooks	a21765a	2007-02-11 18:31:01 +0100	[diff] [blame]	787	endif
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	788
Ben Dooks	a08ab63	2008-10-21 14:06:39 +0100	[diff] [blame]	789	if ARCH_S3C64XX
				790	source "arch/arm/mach-s3c6400/Kconfig"
				791	source "arch/arm/mach-s3c6410/Kconfig"
				792	endif
				793
dmitry pervushin	7bd0f2f	2009-04-27 10:35:04 +0100	[diff] [blame]	794	source "arch/arm/plat-stmp3xxx/Kconfig"
				795
Byungho Min	5a7652f	2009-06-23 21:39:42 +0900	[diff] [blame]	796	if ARCH_S5PC1XX
				797	source "arch/arm/mach-s5pc100/Kconfig"
				798	endif
				799
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	800	source "arch/arm/mach-lh7a40x/Kconfig"
				801
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	802	source "arch/arm/mach-h720x/Kconfig"
				803
				804	source "arch/arm/mach-versatile/Kconfig"
				805
Bellido Nicolas	038c5b6	2005-06-20 18:51:05 +0100	[diff] [blame]	806	source "arch/arm/mach-aaec2000/Kconfig"
				807
Catalin Marinas	8ad68bb	2005-10-31 14:25:02 +0000	[diff] [blame]	808	source "arch/arm/mach-realview/Kconfig"
				809
Andrew Victor	9d04126	2007-02-05 11:42:07 +0100	[diff] [blame]	810	source "arch/arm/mach-at91/Kconfig"
SAN People	73a59c1	2006-01-09 17:05:41 +0000	[diff] [blame]	811
Quinn Jensen	52c543f	2007-07-09 22:06:53 +0100	[diff] [blame]	812	source "arch/arm/plat-mxc/Kconfig"
				813
Alessandro Rubini	28ad94e	2009-07-02 19:06:47 +0100	[diff] [blame]	814	source "arch/arm/mach-nomadik/Kconfig"
Srinidhi Kasagar	59b559d	2009-11-12 06:20:54 +0100	[diff] [blame]	815	source "arch/arm/plat-nomadik/Kconfig"
Alessandro Rubini	28ad94e	2009-07-02 19:06:47 +0100	[diff] [blame]	816
Sascha Hauer	bb6d8c8	2006-06-19 15:27:53 +0100	[diff] [blame]	817	source "arch/arm/mach-netx/Kconfig"
				818
Uwe Kleine-König	9918cda	2007-02-16 15:36:55 +0100	[diff] [blame]	819	source "arch/arm/mach-ns9xxx/Kconfig"
				820
Kevin Hilman	7c6337e	2007-04-30 19:37:19 +0100	[diff] [blame]	821	source "arch/arm/mach-davinci/Kconfig"
				822
Andrew Victor	c53c9cf	2007-05-11 21:01:28 +0100	[diff] [blame]	823	source "arch/arm/mach-ks8695/Kconfig"
				824
Brian Swetland	9e73c84	2007-11-26 04:12:13 -0800	[diff] [blame]	825	source "arch/arm/mach-msm/Kconfig"
				826
Linus Walleij	d98aac7	2009-04-27 10:21:46 +0100	[diff] [blame]	827	source "arch/arm/mach-u300/Kconfig"
				828
wanzongshun	7ec80dd	2008-12-03 03:55:38 +0100	[diff] [blame]	829	source "arch/arm/mach-w90x900/Kconfig"
				830
Leo Chen	6288e28	2009-08-07 19:46:15 +0100	[diff] [blame]	831	source "arch/arm/mach-bcmring/Kconfig"
				832
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	833	source "arch/arm/mach-ux500/Kconfig"
				834
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	835	# Definitions to make life easier
				836	config ARCH_ACORN
				837	bool
				838
Lennert Buytenhek	7ae1f7e	2006-09-18 23:12:53 +0100	[diff] [blame]	839	config PLAT_IOP
				840	bool
Mikael Pettersson	469d3044	2009-10-29 11:46:54 -0700	[diff] [blame]	841	select GENERIC_CLOCKEVENTS
Mikael Pettersson	980f229	2009-10-29 11:46:55 -0700	[diff] [blame]	842	select GENERIC_TIME
Lennert Buytenhek	7ae1f7e	2006-09-18 23:12:53 +0100	[diff] [blame]	843
Lennert Buytenhek	69b02f6	2008-03-27 14:51:39 -0400	[diff] [blame]	844	config PLAT_ORION
				845	bool
				846
Eric Miao	bd5ce43	2009-01-20 12:06:01 +0800	[diff] [blame]	847	config PLAT_PXA
				848	bool
				849
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	850	source arch/arm/mm/Kconfig
				851
Lennert Buytenhek	afe4b25	2006-12-03 18:51:14 +0100	[diff] [blame]	852	config IWMMXT
				853	bool "Enable iWMMXt support"
Eric Miao	40305a5	2009-02-26 09:34:35 +0800	[diff] [blame]	854	depends on CPU_XSCALE \|\| CPU_XSC3 \|\| CPU_MOHAWK
				855	default y if PXA27x \|\| PXA3xx \|\| ARCH_MMP
Lennert Buytenhek	afe4b25	2006-12-03 18:51:14 +0100	[diff] [blame]	856	help
				857	Enable support for iWMMXt context switching at run time if
				858	running on a CPU that supports it.
				859
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	860	# bool 'Use XScale PMU as timer source' CONFIG_XSCALE_PMU_TIMER
				861	config XSCALE_PMU
				862	bool
				863	depends on CPU_XSCALE && !XSCALE_PMU_TIMER
				864	default y
				865
Jamie Iles	0f4f067	2010-02-02 20:23:15 +0100	[diff] [blame^]	866	config CPU_HAS_PMU
				867	depends on CPU_V6 \|\| CPU_V7 \|\| XSCALE_PMU
				868	default y
				869	bool
				870
Hyok S. Choi	3b93e7b	2006-06-22 11:48:56 +0100	[diff] [blame]	871	if !MMU
				872	source "arch/arm/Kconfig-nommu"
				873	endif
				874
Catalin Marinas	9cba3cc	2009-04-30 17:06:03 +0100	[diff] [blame]	875	config ARM_ERRATA_411920
				876	bool "ARM errata: Invalidation of the Instruction Cache operation can fail"
				877	depends on CPU_V6 && !SMP
				878	help
				879	Invalidation of the Instruction Cache operation can
				880	fail. This erratum is present in 1136 (before r1p4), 1156 and 1176.
				881	It does not affect the MPCore. This option enables the ARM Ltd.
				882	recommended workaround.
				883
Catalin Marinas	7ce236f	2009-04-30 17:06:09 +0100	[diff] [blame]	884	config ARM_ERRATA_430973
				885	bool "ARM errata: Stale prediction on replaced interworking branch"
				886	depends on CPU_V7
				887	help
				888	This option enables the workaround for the 430973 Cortex-A8
				889	(r1p0..r1p2) erratum. If a code sequence containing an ARM/Thumb
				890	interworking branch is replaced with another code sequence at the
				891	same virtual address, whether due to self-modifying code or virtual
				892	to physical address re-mapping, Cortex-A8 does not recover from the
				893	stale interworking branch prediction. This results in Cortex-A8
				894	executing the new code sequence in the incorrect ARM or Thumb state.
				895	The workaround enables the BTB/BTAC operations by setting ACTLR.IBE
				896	and also flushes the branch target cache at every context switch.
				897	Note that setting specific bits in the ACTLR register may not be
				898	available in non-secure mode.
				899
Catalin Marinas	855c551	2009-04-30 17:06:15 +0100	[diff] [blame]	900	config ARM_ERRATA_458693
				901	bool "ARM errata: Processor deadlock when a false hazard is created"
				902	depends on CPU_V7
				903	help
				904	This option enables the workaround for the 458693 Cortex-A8 (r2p0)
				905	erratum. For very specific sequences of memory operations, it is
				906	possible for a hazard condition intended for a cache line to instead
				907	be incorrectly associated with a different cache line. This false
				908	hazard might then cause a processor deadlock. The workaround enables
				909	the L1 caching of the NEON accesses and disables the PLD instruction
				910	in the ACTLR register. Note that setting specific bits in the ACTLR
				911	register may not be available in non-secure mode.
				912
Catalin Marinas	0516e46	2009-04-30 17:06:20 +0100	[diff] [blame]	913	config ARM_ERRATA_460075
				914	bool "ARM errata: Data written to the L2 cache can be overwritten with stale data"
				915	depends on CPU_V7
				916	help
				917	This option enables the workaround for the 460075 Cortex-A8 (r2p0)
				918	erratum. Any asynchronous access to the L2 cache may encounter a
				919	situation in which recent store transactions to the L2 cache are lost
				920	and overwritten with stale memory contents from external memory. The
				921	workaround disables the write-allocate mode for the L2 cache via the
				922	ACTLR register. Note that setting specific bits in the ACTLR register
				923	may not be available in non-secure mode.
				924
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	925	endmenu
				926
				927	source "arch/arm/common/Kconfig"
				928
				929	config FORCE_MAX_ZONEORDER
				930	int
				931	depends on SA1111
				932	default "9"
				933
				934	menu "Bus support"
				935
				936	config ARM_AMBA
				937	bool
				938
				939	config ISA
				940	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	941	help
				942	Find out whether you have ISA slots on your motherboard. ISA is the
				943	name of a bus system, i.e. the way the CPU talks to the other stuff
				944	inside your box. Other bus systems are PCI, EISA, MicroChannel
				945	(MCA) or VESA. ISA is an older system, now being displaced by PCI;
				946	newer boards don't support it. If you have ISA, say Y, otherwise N.
				947
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	948	# Select ISA DMA controller support
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	949	config ISA_DMA
				950	bool
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	951	select ISA_DMA_API
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	952
Russell King	065909b	2006-01-04 15:44:16 +0000	[diff] [blame]	953	# Select ISA DMA interface
Al Viro	5cae841	2005-05-04 05:39:22 +0100	[diff] [blame]	954	config ISA_DMA_API
				955	bool
Al Viro	5cae841	2005-05-04 05:39:22 +0100	[diff] [blame]	956
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	957	config PCI
Mike Rapoport	a0113a9	2007-11-25 08:55:34 +0100	[diff] [blame]	958	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]	959	help
				960	Find out whether you have a PCI motherboard. PCI is the name of a
				961	bus system, i.e. the way the CPU talks to the other stuff inside
				962	your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
				963	VESA. If you have PCI, say Y, otherwise N.
				964
Matthew Wilcox	36e2359	2007-07-10 10:54:40 -0600	[diff] [blame]	965	config PCI_SYSCALL
				966	def_bool PCI
				967
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	968	# Select the host bridge type
				969	config PCI_HOST_VIA82C505
				970	bool
				971	depends on PCI && ARCH_SHARK
				972	default y
				973
Mike Rapoport	a0113a9	2007-11-25 08:55:34 +0100	[diff] [blame]	974	config PCI_HOST_ITE8152
				975	bool
				976	depends on PCI && MACH_ARMCORE
				977	default y
				978	select DMABOUNCE
				979
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	980	source "drivers/pci/Kconfig"
				981
				982	source "drivers/pcmcia/Kconfig"
				983
				984	endmenu
				985
				986	menu "Kernel Features"
				987
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	988	source "kernel/time/Kconfig"
				989
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	990	config SMP
				991	bool "Symmetric Multi-Processing (EXPERIMENTAL)"
Russell King	42578c8	2009-06-11 15:35:00 +0100	[diff] [blame]	992	depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP \|\| REALVIEW_EB_A9MP \|\|\
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	993	MACH_REALVIEW_PB11MP \|\| MACH_REALVIEW_PBX \|\| ARCH_OMAP4 \|\| ARCH_U8500)
Russell King	bc28248	2009-05-17 18:58:34 +0100	[diff] [blame]	994	depends on GENERIC_CLOCKEVENTS
Jens Axboe	f6dd9fa	2008-06-10 20:48:30 +0200	[diff] [blame]	995	select USE_GENERIC_SMP_HELPERS
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	996	select HAVE_ARM_SCU if (ARCH_REALVIEW \|\| ARCH_OMAP4 \|\| ARCH_U8500)
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	997	help
				998	This enables support for systems with more than one CPU. If you have
				999	a system with only one CPU, like most personal computers, say N. If
				1000	you have a system with more than one CPU, say Y.
				1001
				1002	If you say N here, the kernel will run on single and multiprocessor
				1003	machines, but will use only one CPU of a multiprocessor machine. If
				1004	you say Y here, the kernel will run on many, but not all, single
				1005	processor machines. On a single processor machine, the kernel will
				1006	run faster if you say N here.
				1007
Adrian Bunk	03502fa	2008-02-03 15:50:21 +0200	[diff] [blame]	1008	See also <file:Documentation/i386/IO-APIC.txt>,
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1009	<file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
				1010	<http://www.linuxdoc.org/docs.html#howto>.
				1011
				1012	If you don't know what to do here, say N.
				1013
Russell King	a8cbcd9	2009-05-16 11:51:14 +0100	[diff] [blame]	1014	config HAVE_ARM_SCU
				1015	bool
				1016	depends on SMP
				1017	help
				1018	This option enables support for the ARM system coherency unit
				1019
Russell King	f32f4ce	2009-05-16 12:14:21 +0100	[diff] [blame]	1020	config HAVE_ARM_TWD
				1021	bool
				1022	depends on SMP
				1023	help
				1024	This options enables support for the ARM timer and watchdog unit
				1025
Lennert Buytenhek	8d5796d	2008-08-25 21:03:32 +0100	[diff] [blame]	1026	choice
				1027	prompt "Memory split"
				1028	default VMSPLIT_3G
				1029	help
				1030	Select the desired split between kernel and user memory.
				1031
				1032	If you are not absolutely sure what you are doing, leave this
				1033	option alone!
				1034
				1035	config VMSPLIT_3G
				1036	bool "3G/1G user/kernel split"
				1037	config VMSPLIT_2G
				1038	bool "2G/2G user/kernel split"
				1039	config VMSPLIT_1G
				1040	bool "1G/3G user/kernel split"
				1041	endchoice
				1042
				1043	config PAGE_OFFSET
				1044	hex
				1045	default 0x40000000 if VMSPLIT_1G
				1046	default 0x80000000 if VMSPLIT_2G
				1047	default 0xC0000000
				1048
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1049	config NR_CPUS
				1050	int "Maximum number of CPUs (2-32)"
				1051	range 2 32
				1052	depends on SMP
				1053	default "4"
				1054
Russell King	a054a81	2005-11-02 22:24:33 +0000	[diff] [blame]	1055	config HOTPLUG_CPU
				1056	bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
				1057	depends on SMP && HOTPLUG && EXPERIMENTAL
				1058	help
				1059	Say Y here to experiment with turning CPUs off and on. CPUs
				1060	can be controlled through /sys/devices/system/cpu.
				1061
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1062	config LOCAL_TIMERS
				1063	bool "Use local timer interrupts"
Russell King	42578c8	2009-06-11 15:35:00 +0100	[diff] [blame]	1064	depends on SMP && (REALVIEW_EB_ARM11MP \|\| MACH_REALVIEW_PB11MP \|\| \
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	1065	REALVIEW_EB_A9MP \|\| MACH_REALVIEW_PBX \|\| ARCH_OMAP4 \|\| ARCH_U8500)
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1066	default y
Srinidhi Kasagar	850265e	2009-11-28 08:24:47 +0100	[diff] [blame]	1067	select HAVE_ARM_TWD if (ARCH_REALVIEW \|\| ARCH_OMAP4 \|\| ARCH_U8500)
Russell King	37ee16a	2005-11-08 19:08:05 +0000	[diff] [blame]	1068	help
				1069	Enable support for local timers on SMP platforms, rather then the
				1070	legacy IPI broadcast method. Local timers allows the system
				1071	accounting to be spread across the timer interval, preventing a
				1072	"thundering herd" at every timer tick.
				1073
Uwe Kleine-König	d45a398	2009-08-13 20:38:17 +0200	[diff] [blame]	1074	source kernel/Kconfig.preempt
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1075
Russell King	f806581	2006-03-02 22:41:59 +0000	[diff] [blame]	1076	config HZ
				1077	int
				1078	default 128 if ARCH_L7200
				1079	default 200 if ARCH_EBSA110 \|\| ARCH_S3C2410
Russell King	bfe6570	2006-03-04 11:01:53 +0000	[diff] [blame]	1080	default OMAP_32K_TIMER_HZ if ARCH_OMAP && OMAP_32K_TIMER
David Brownell	5248c65	2007-11-12 17:59:10 +0100	[diff] [blame]	1081	default AT91_TIMER_HZ if ARCH_AT91
Russell King	f806581	2006-03-02 22:41:59 +0000	[diff] [blame]	1082	default 100
				1083
Catalin Marinas	16c7965	2009-07-24 12:33:02 +0100	[diff] [blame]	1084	config THUMB2_KERNEL
				1085	bool "Compile the kernel in Thumb-2 mode"
				1086	depends on CPU_V7 && EXPERIMENTAL
				1087	select AEABI
				1088	select ARM_ASM_UNIFIED
				1089	help
				1090	By enabling this option, the kernel will be compiled in
				1091	Thumb-2 mode. A compiler/assembler that understand the unified
				1092	ARM-Thumb syntax is needed.
				1093
				1094	If unsure, say N.
				1095
Catalin Marinas	0becb08	2009-07-24 12:32:53 +0100	[diff] [blame]	1096	config ARM_ASM_UNIFIED
				1097	bool
				1098
Nicolas Pitre	704bdda0	2006-01-14 16:33:50 +0000	[diff] [blame]	1099	config AEABI
				1100	bool "Use the ARM EABI to compile the kernel"
				1101	help
				1102	This option allows for the kernel to be compiled using the latest
				1103	ARM ABI (aka EABI). This is only useful if you are using a user
				1104	space environment that is also compiled with EABI.
				1105
				1106	Since there are major incompatibilities between the legacy ABI and
				1107	EABI, especially with regard to structure member alignment, this
				1108	option also changes the kernel syscall calling convention to
				1109	disambiguate both ABIs and allow for backward compatibility support
				1110	(selected with CONFIG_OABI_COMPAT).
				1111
				1112	To use this you need GCC version 4.0.0 or later.
				1113
Nicolas Pitre	6c90c87	2006-01-14 16:37:15 +0000	[diff] [blame]	1114	config OABI_COMPAT
Russell King	a73a3ff	2006-02-08 21:09:55 +0000	[diff] [blame]	1115	bool "Allow old ABI binaries to run with this kernel (EXPERIMENTAL)"
Nicolas Pitre	61c484d	2006-02-08 21:09:08 +0000	[diff] [blame]	1116	depends on AEABI && EXPERIMENTAL
Nicolas Pitre	6c90c87	2006-01-14 16:37:15 +0000	[diff] [blame]	1117	default y
				1118	help
				1119	This option preserves the old syscall interface along with the
				1120	new (ARM EABI) one. It also provides a compatibility layer to
				1121	intercept syscalls that have structure arguments which layout
				1122	in memory differs between the legacy ABI and the new ARM EABI
				1123	(only for non "thumb" binaries). This option adds a tiny
				1124	overhead to all syscalls and produces a slightly larger kernel.
				1125	If you know you'll be using only pure EABI user space then you
				1126	can say N here. If this option is not selected and you attempt
				1127	to execute a legacy ABI binary then the result will be
				1128	UNPREDICTABLE (in fact it can be predicted that it won't work
				1129	at all). If in doubt say Y.
				1130
Mel Gorman	eb33575	2009-05-13 17:34:48 +0100	[diff] [blame]	1131	config ARCH_HAS_HOLES_MEMORYMODEL
Mel Gorman	e80d6a2	2008-08-14 11:10:14 +0100	[diff] [blame]	1132	bool
Mel Gorman	e80d6a2	2008-08-14 11:10:14 +0100	[diff] [blame]	1133
Russell King	07a2f73	2008-10-01 21:39:58 +0100	[diff] [blame]	1134	# Discontigmem is deprecated
Dave Hansen	3f22ab2	2005-06-23 00:07:43 -0700	[diff] [blame]	1135	config ARCH_DISCONTIGMEM_ENABLE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1136	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1137
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	1138	config ARCH_SPARSEMEM_ENABLE
				1139	bool
				1140
Russell King	07a2f73	2008-10-01 21:39:58 +0100	[diff] [blame]	1141	config ARCH_SPARSEMEM_DEFAULT
				1142	def_bool ARCH_SPARSEMEM_ENABLE
				1143
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	1144	config ARCH_SELECT_MEMORY_MODEL
Russell King	07a2f73	2008-10-01 21:39:58 +0100	[diff] [blame]	1145	def_bool ARCH_DISCONTIGMEM_ENABLE && ARCH_SPARSEMEM_ENABLE
Russell King	05944d7	2006-11-30 20:43:51 +0000	[diff] [blame]	1146
Yasunori Goto	c80d79d	2006-04-10 22:53:53 -0700	[diff] [blame]	1147	config NODES_SHIFT
				1148	int
				1149	default "4" if ARCH_LH7A40X
				1150	default "2"
				1151	depends on NEED_MULTIPLE_NODES
				1152
Nicolas Pitre	053a96c	2008-09-19 00:36:12 -0400	[diff] [blame]	1153	config HIGHMEM
				1154	bool "High Memory Support (EXPERIMENTAL)"
				1155	depends on MMU && EXPERIMENTAL
				1156	help
				1157	The address space of ARM processors is only 4 Gigabytes large
				1158	and it has to accommodate user address space, kernel address
				1159	space as well as some memory mapped IO. That means that, if you
				1160	have a large amount of physical memory and/or IO, not all of the
				1161	memory can be "permanently mapped" by the kernel. The physical
				1162	memory that is not permanently mapped is called "high memory".
				1163
				1164	Depending on the selected kernel/user memory split, minimum
				1165	vmalloc space and actual amount of RAM, you may not need this
				1166	option which should result in a slightly faster kernel.
				1167
				1168	If unsure, say n.
				1169
Russell King	65cec8e	2009-08-17 20:02:06 +0100	[diff] [blame]	1170	config HIGHPTE
				1171	bool "Allocate 2nd-level pagetables from highmem"
				1172	depends on HIGHMEM
				1173	depends on !OUTER_CACHE
				1174
Dave Hansen	3f22ab2	2005-06-23 00:07:43 -0700	[diff] [blame]	1175	source "mm/Kconfig"
				1176
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1177	config LEDS
				1178	bool "Timer and CPU usage LEDs"
Adrian Bunk	e055d5bf	2008-04-22 01:43:27 +0100	[diff] [blame]	1179	depends on ARCH_CDB89712 \|\| ARCH_EBSA110 \|\| \
Sascha Hauer	8c8fdbc	2009-04-01 12:40:15 +0200	[diff] [blame]	1180	ARCH_EBSA285 \|\| ARCH_INTEGRATOR \|\| \
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1181	ARCH_LUBBOCK \|\| MACH_MAINSTONE \|\| ARCH_NETWINDER \|\| \
				1182	ARCH_OMAP \|\| ARCH_P720T \|\| ARCH_PXA_IDP \|\| \
SAN People	73a59c1	2006-01-09 17:05:41 +0000	[diff] [blame]	1183	ARCH_SA1100 \|\| ARCH_SHARK \|\| ARCH_VERSATILE \|\| \
Jürgen Schindele	2532967	2008-09-16 21:36:30 +0100	[diff] [blame]	1184	ARCH_AT91 \|\| ARCH_DAVINCI \|\| \
Colin Tuckley	ff3042f	2009-05-30 13:56:13 +0100	[diff] [blame]	1185	ARCH_KS8695 \|\| MACH_RD88F5182 \|\| ARCH_REALVIEW
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1186	help
				1187	If you say Y here, the LEDs on your machine will be used
				1188	to provide useful information about your current system status.
				1189
				1190	If you are compiling a kernel for a NetWinder or EBSA-285, you will
				1191	be able to select which LEDs are active using the options below. If
				1192	you are compiling a kernel for the EBSA-110 or the LART however, the
				1193	red LED will simply flash regularly to indicate that the system is
				1194	still functional. It is safe to say Y here if you have a CATS
				1195	system, but the driver will do nothing.
				1196
				1197	config LEDS_TIMER
				1198	bool "Timer LED" if (!ARCH_CDB89712 && !ARCH_OMAP) \|\| \
David Brownell	eebdf7d7	2007-04-02 12:48:10 -0700	[diff] [blame]	1199	OMAP_OSK_MISTRAL \|\| MACH_OMAP_H2 \
				1200	\|\| MACH_OMAP_PERSEUS2
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1201	depends on LEDS
Kevin Hilman	0567a0c	2007-03-13 20:29:24 +0100	[diff] [blame]	1202	depends on !GENERIC_CLOCKEVENTS
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1203	default y if ARCH_EBSA110
				1204	help
				1205	If you say Y here, one of the system LEDs (the green one on the
				1206	NetWinder, the amber one on the EBSA285, or the red one on the LART)
				1207	will flash regularly to indicate that the system is still
				1208	operational. This is mainly useful to kernel hackers who are
				1209	debugging unstable kernels.
				1210
				1211	The LART uses the same LED for both Timer LED and CPU usage LED
				1212	functions. You may choose to use both, but the Timer LED function
				1213	will overrule the CPU usage LED.
				1214
				1215	config LEDS_CPU
				1216	bool "CPU usage LED" if (!ARCH_CDB89712 && !ARCH_EBSA110 && \
David Brownell	eebdf7d7	2007-04-02 12:48:10 -0700	[diff] [blame]	1217	!ARCH_OMAP) \
				1218	\|\| OMAP_OSK_MISTRAL \|\| MACH_OMAP_H2 \
				1219	\|\| MACH_OMAP_PERSEUS2
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1220	depends on LEDS
				1221	help
				1222	If you say Y here, the red LED will be used to give a good real
				1223	time indication of CPU usage, by lighting whenever the idle task
				1224	is not currently executing.
				1225
				1226	The LART uses the same LED for both Timer LED and CPU usage LED
				1227	functions. You may choose to use both, but the Timer LED function
				1228	will overrule the CPU usage LED.
				1229
				1230	config ALIGNMENT_TRAP
				1231	bool
Hyok S. Choi	f12d0d7	2006-09-26 17:36:37 +0900	[diff] [blame]	1232	depends on CPU_CP15_MMU
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1233	default y if !ARCH_EBSA110
				1234	help
Matt LaPlante	84eb8d0	2006-10-03 22:53:09 +0200	[diff] [blame]	1235	ARM processors cannot fetch/store information which is not
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1236	naturally aligned on the bus, i.e., a 4 byte fetch must start at an
				1237	address divisible by 4. On 32-bit ARM processors, these non-aligned
				1238	fetch/store instructions will be emulated in software if you say
				1239	here, which has a severe performance impact. This is necessary for
				1240	correct operation of some network protocols. With an IP-only
				1241	configuration it is safe to say N, otherwise say Y.
				1242
Lennert Buytenhek	39ec58f	2009-03-09 14:30:09 -0400	[diff] [blame]	1243	config UACCESS_WITH_MEMCPY
				1244	bool "Use kernel mem{cpy,set}() for {copy_to,clear}_user() (EXPERIMENTAL)"
				1245	depends on MMU && EXPERIMENTAL
				1246	default y if CPU_FEROCEON
				1247	help
				1248	Implement faster copy_to_user and clear_user methods for CPU
				1249	cores where a 8-word STM instruction give significantly higher
				1250	memory write throughput than a sequence of individual 32bit stores.
				1251
				1252	A possible side effect is a slight increase in scheduling latency
				1253	between threads sharing the same address space if they invoke
				1254	such copy operations with large buffers.
				1255
				1256	However, if the CPU data cache is using a write-allocate mode,
				1257	this option is unlikely to provide any performance gain.
				1258
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1259	endmenu
				1260
				1261	menu "Boot options"
				1262
				1263	# Compressed boot loader in ROM. Yes, we really want to ask about
				1264	# TEXT and BSS so we preserve their values in the config files.
				1265	config ZBOOT_ROM_TEXT
				1266	hex "Compressed ROM boot loader base address"
				1267	default "0"
				1268	help
				1269	The physical address at which the ROM-able zImage is to be
				1270	placed in the target. Platforms which normally make use of
				1271	ROM-able zImage formats normally set this to a suitable
				1272	value in their defconfig file.
				1273
				1274	If ZBOOT_ROM is not enabled, this has no effect.
				1275
				1276	config ZBOOT_ROM_BSS
				1277	hex "Compressed ROM boot loader BSS address"
				1278	default "0"
				1279	help
Dan Fandrich	f8c440b	2006-09-20 23:28:51 +0100	[diff] [blame]	1280	The base address of an area of read/write memory in the target
				1281	for the ROM-able zImage which must be available while the
				1282	decompressor is running. It must be large enough to hold the
				1283	entire decompressed kernel plus an additional 128 KiB.
				1284	Platforms which normally make use of ROM-able zImage formats
				1285	normally set this to a suitable value in their defconfig file.
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1286
				1287	If ZBOOT_ROM is not enabled, this has no effect.
				1288
				1289	config ZBOOT_ROM
				1290	bool "Compressed boot loader in ROM/flash"
				1291	depends on ZBOOT_ROM_TEXT != ZBOOT_ROM_BSS
				1292	help
				1293	Say Y here if you intend to execute your compressed kernel image
				1294	(zImage) directly from ROM or flash. If unsure, say N.
				1295
				1296	config CMDLINE
				1297	string "Default kernel command string"
				1298	default ""
				1299	help
				1300	On some architectures (EBSA110 and CATS), there is currently no way
				1301	for the boot loader to pass arguments to the kernel. For these
				1302	architectures, you should supply some command-line options at build
				1303	time by entering them here. As a minimum, you should specify the
				1304	memory size and the root device (e.g., mem=64M root=/dev/nfs).
				1305
				1306	config XIP_KERNEL
				1307	bool "Kernel Execute-In-Place from ROM"
				1308	depends on !ZBOOT_ROM
				1309	help
				1310	Execute-In-Place allows the kernel to run from non-volatile storage
				1311	directly addressable by the CPU, such as NOR flash. This saves RAM
				1312	space since the text section of the kernel is not loaded from flash
				1313	to RAM. Read-write sections, such as the data section and stack,
				1314	are still copied to RAM. The XIP kernel is not compressed since
				1315	it has to run directly from flash, so it will take more space to
				1316	store it. The flash address used to link the kernel object files,
				1317	and for storing it, is configuration dependent. Therefore, if you
				1318	say Y here, you must know the proper physical address where to
				1319	store the kernel image depending on your own flash memory usage.
				1320
				1321	Also note that the make target becomes "make xipImage" rather than
				1322	"make zImage" or "make Image". The final kernel binary to put in
				1323	ROM memory will be arch/arm/boot/xipImage.
				1324
				1325	If unsure, say N.
				1326
				1327	config XIP_PHYS_ADDR
				1328	hex "XIP Kernel Physical Location"
				1329	depends on XIP_KERNEL
				1330	default "0x00080000"
				1331	help
				1332	This is the physical address in your flash memory the kernel will
				1333	be linked for and stored to. This address is dependent on your
				1334	own flash usage.
				1335
Richard Purdie	c587e4a	2007-02-06 21:29:00 +0100	[diff] [blame]	1336	config KEXEC
				1337	bool "Kexec system call (EXPERIMENTAL)"
				1338	depends on EXPERIMENTAL
				1339	help
				1340	kexec is a system call that implements the ability to shutdown your
				1341	current kernel, and to start another kernel. It is like a reboot
Matt LaPlante	01dd2fb	2007-10-20 01:34:40 +0200	[diff] [blame]	1342	but it is independent of the system firmware. And like a reboot
Richard Purdie	c587e4a	2007-02-06 21:29:00 +0100	[diff] [blame]	1343	you can start any kernel with it, not just Linux.
				1344
				1345	It is an ongoing process to be certain the hardware in a machine
				1346	is properly shutdown, so do not be surprised if this code does not
				1347	initially work for you. It may help to enable device hotplugging
				1348	support.
				1349
Richard Purdie	4cd9d6f	2008-01-02 00:56:46 +0100	[diff] [blame]	1350	config ATAGS_PROC
				1351	bool "Export atags in procfs"
Uli Luckas	b98d729	2008-02-22 16:45:18 +0100	[diff] [blame]	1352	depends on KEXEC
				1353	default y
Richard Purdie	4cd9d6f	2008-01-02 00:56:46 +0100	[diff] [blame]	1354	help
				1355	Should the atags used to boot the kernel be exported in an "atags"
				1356	file in procfs. Useful with kexec.
				1357
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1358	endmenu
				1359
Russell King	ac9d7ef	2008-08-18 17:26:00 +0100	[diff] [blame]	1360	menu "CPU Power Management"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1361
Ben Dooks	89c52ed	2009-07-30 23:23:24 +0100	[diff] [blame]	1362	if ARCH_HAS_CPUFREQ
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1363
				1364	source "drivers/cpufreq/Kconfig"
				1365
				1366	config CPU_FREQ_SA1100
				1367	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1368
				1369	config CPU_FREQ_SA1110
				1370	bool
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1371
				1372	config CPU_FREQ_INTEGRATOR
				1373	tristate "CPUfreq driver for ARM Integrator CPUs"
				1374	depends on ARCH_INTEGRATOR && CPU_FREQ
				1375	default y
				1376	help
				1377	This enables the CPUfreq driver for ARM Integrator CPUs.
				1378
				1379	For details, take a look at <file:Documentation/cpu-freq>.
				1380
				1381	If in doubt, say Y.
				1382
Russell King	9e2697f	2007-12-14 13:30:14 +0000	[diff] [blame]	1383	config CPU_FREQ_PXA
				1384	bool
				1385	depends on CPU_FREQ && ARCH_PXA && PXA25x
				1386	default y
				1387	select CPU_FREQ_DEFAULT_GOV_USERSPACE
				1388
Mark Brown	b3748dd	2009-06-15 11:23:20 +0100	[diff] [blame]	1389	config CPU_FREQ_S3C64XX
				1390	bool "CPUfreq support for Samsung S3C64XX CPUs"
				1391	depends on CPU_FREQ && CPU_S3C6410
				1392
Ben Dooks	9d56c02	2009-07-30 23:23:25 +0100	[diff] [blame]	1393	config CPU_FREQ_S3C
				1394	bool
				1395	help
				1396	Internal configuration node for common cpufreq on Samsung SoC
				1397
				1398	config CPU_FREQ_S3C24XX
				1399	bool "CPUfreq driver for Samsung S3C24XX series CPUs"
				1400	depends on ARCH_S3C2410 && CPU_FREQ && EXPERIMENTAL
				1401	select CPU_FREQ_S3C
				1402	help
				1403	This enables the CPUfreq driver for the Samsung S3C24XX family
				1404	of CPUs.
				1405
				1406	For details, take a look at <file:Documentation/cpu-freq>.
				1407
				1408	If in doubt, say N.
				1409
				1410	config CPU_FREQ_S3C24XX_PLL
				1411	bool "Support CPUfreq changing of PLL frequency"
				1412	depends on CPU_FREQ_S3C24XX && EXPERIMENTAL
				1413	help
				1414	Compile in support for changing the PLL frequency from the
				1415	S3C24XX series CPUfreq driver. The PLL takes time to settle
				1416	after a frequency change, so by default it is not enabled.
				1417
				1418	This also means that the PLL tables for the selected CPU(s) will
				1419	be built which may increase the size of the kernel image.
				1420
				1421	config CPU_FREQ_S3C24XX_DEBUG
				1422	bool "Debug CPUfreq Samsung driver core"
				1423	depends on CPU_FREQ_S3C24XX
				1424	help
				1425	Enable s3c_freq_dbg for the Samsung S3C CPUfreq core
				1426
				1427	config CPU_FREQ_S3C24XX_IODEBUG
				1428	bool "Debug CPUfreq Samsung driver IO timing"
				1429	depends on CPU_FREQ_S3C24XX
				1430	help
				1431	Enable s3c_freq_iodbg for the Samsung S3C CPUfreq core
				1432
Ben Dooks	e6d197a	2009-07-30 23:23:42 +0100	[diff] [blame]	1433	config CPU_FREQ_S3C24XX_DEBUGFS
				1434	bool "Export debugfs for CPUFreq"
				1435	depends on CPU_FREQ_S3C24XX && DEBUG_FS
				1436	help
				1437	Export status information via debugfs.
				1438
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1439	endif
				1440
Russell King	ac9d7ef	2008-08-18 17:26:00 +0100	[diff] [blame]	1441	source "drivers/cpuidle/Kconfig"
				1442
				1443	endmenu
				1444
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1445	menu "Floating point emulation"
				1446
				1447	comment "At least one emulation must be selected"
				1448
				1449	config FPE_NWFPE
				1450	bool "NWFPE math emulation"
Nicolas Pitre	8993a44	2006-01-14 16:36:50 +0000	[diff] [blame]	1451	depends on !AEABI \|\| OABI_COMPAT
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1452	---help---
				1453	Say Y to include the NWFPE floating point emulator in the kernel.
				1454	This is necessary to run most binaries. Linux does not currently
				1455	support floating point hardware so you need to say Y here even if
				1456	your machine has an FPA or floating point co-processor podule.
				1457
				1458	You may say N here if you are going to load the Acorn FPEmulator
				1459	early in the bootup.
				1460
				1461	config FPE_NWFPE_XP
				1462	bool "Support extended precision"
Lennert Buytenhek	bedf142	2005-11-07 21:12:08 +0000	[diff] [blame]	1463	depends on FPE_NWFPE
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1464	help
				1465	Say Y to include 80-bit support in the kernel floating-point
				1466	emulator. Otherwise, only 32 and 64-bit support is compiled in.
				1467	Note that gcc does not generate 80-bit operations by default,
				1468	so in most cases this option only enlarges the size of the
				1469	floating point emulator without any good reason.
				1470
				1471	You almost surely want to say N here.
				1472
				1473	config FPE_FASTFPE
				1474	bool "FastFPE math emulation (EXPERIMENTAL)"
Nicolas Pitre	8993a44	2006-01-14 16:36:50 +0000	[diff] [blame]	1475	depends on (!AEABI \|\| OABI_COMPAT) && !CPU_32v3 && EXPERIMENTAL
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1476	---help---
				1477	Say Y here to include the FAST floating point emulator in the kernel.
				1478	This is an experimental much faster emulator which now also has full
				1479	precision for the mantissa. It does not support any exceptions.
				1480	It is very simple, and approximately 3-6 times faster than NWFPE.
				1481
				1482	It should be sufficient for most programs. It may be not suitable
				1483	for scientific calculations, but you have to check this for yourself.
				1484	If you do not feel you need a faster FP emulation you should better
				1485	choose NWFPE.
				1486
				1487	config VFP
				1488	bool "VFP-format floating point maths"
Russell King	c00d4ff	2008-01-28 13:21:30 +0000	[diff] [blame]	1489	depends on CPU_V6 \|\| CPU_ARM926T \|\| CPU_V7 \|\| CPU_FEROCEON
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1490	help
				1491	Say Y to include VFP support code in the kernel. This is needed
				1492	if your hardware includes a VFP unit.
				1493
				1494	Please see <file:Documentation/arm/VFP/release-notes.txt> for
				1495	release notes and additional status information.
				1496
				1497	Say N if your target does not have VFP hardware.
				1498
Catalin Marinas	25ebee0	2007-09-25 15:22:24 +0100	[diff] [blame]	1499	config VFPv3
				1500	bool
				1501	depends on VFP
				1502	default y if CPU_V7
				1503
Catalin Marinas	b5872db	2008-01-10 19:16:17 +0100	[diff] [blame]	1504	config NEON
				1505	bool "Advanced SIMD (NEON) Extension support"
				1506	depends on VFPv3 && CPU_V7
				1507	help
				1508	Say Y to include support code for NEON, the ARMv7 Advanced SIMD
				1509	Extension.
				1510
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1511	endmenu
				1512
				1513	menu "Userspace binary formats"
				1514
				1515	source "fs/Kconfig.binfmt"
				1516
				1517	config ARTHUR
				1518	tristate "RISC OS personality"
Nicolas Pitre	704bdda0	2006-01-14 16:33:50 +0000	[diff] [blame]	1519	depends on !AEABI
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1520	help
				1521	Say Y here to include the kernel code necessary if you want to run
				1522	Acorn RISC OS/Arthur binaries under Linux. This code is still very
				1523	experimental; if this sounds frightening, say N and sleep in peace.
				1524	You can also say M here to compile this support as a module (which
				1525	will be called arthur).
				1526
				1527	endmenu
				1528
				1529	menu "Power management options"
				1530
Russell King	eceab4a	2005-11-15 11:31:41 +0000	[diff] [blame]	1531	source "kernel/power/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1532
Johannes Berg	f4cb570	2007-12-08 02:14:00 +0100	[diff] [blame]	1533	config ARCH_SUSPEND_POSSIBLE
				1534	def_bool y
				1535
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1536	endmenu
				1537
Sam Ravnborg	d5950b4	2005-07-11 21:03:49 -0700	[diff] [blame]	1538	source "net/Kconfig"
				1539
Uwe Kleine-König	ac25150	2009-08-13 21:09:21 +0200	[diff] [blame]	1540	source "drivers/Kconfig"
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1541
				1542	source "fs/Kconfig"
				1543
Linus Torvalds	1da177e	2005-04-16 15:20:36 -0700	[diff] [blame]	1544	source "arch/arm/Kconfig.debug"
				1545
				1546	source "security/Kconfig"
				1547
				1548	source "crypto/Kconfig"
				1549
				1550	source "lib/Kconfig"