[deliverable/linux.git] / arch / arm / mach-s3c2410 / Kconfig

if ARCH_S3C2410

menu "S3C24XX Implementations"

config MACH_ANUBIS
	bool "Simtec Electronics ANUBIS"
	select CPU_S3C2440
	help
	  Say Y gere if you are using the Simtec Electronics ANUBIS
	  development system

config MACH_OSIRIS
	bool "Simtec IM2440D20 (OSIRIS) module"
	select CPU_S3C2440
	help
	  Say Y here if you are using the Simtec IM2440D20 module, also
	  known as the Osiris.

config ARCH_BAST
	bool "Simtec Electronics BAST (EB2410ITX)"
	select CPU_S3C2410
	select ISA
	help
	  Say Y here if you are using the Simtec Electronics EB2410ITX
	  development board (also known as BAST)

	  Product page: <http://www.simtec.co.uk/products/EB2410ITX/>.

config BAST_PC104_IRQ
	bool "BAST PC104 IRQ support"
	depends on ARCH_BAST
	default y
	help
	  Say Y	here to enable the PC104 IRQ routing on the
	  Simtec BAST (EB2410ITX)

config ARCH_H1940
	bool "IPAQ H1940"
	select CPU_S3C2410
	help
	  Say Y here if you are using the HP IPAQ H1940

	  <http://www.handhelds.org/projects/h1940.html>.

config MACH_N30
	bool "Acer N30"
	select CPU_S3C2410
	help
	  Say Y here if you are using the Acer N30

	  <http://zoo.weinigel.se/n30>.

config MACH_SMDK
	bool
	help
	  Common machine code for SMDK2410 and SMDK2440

config ARCH_SMDK2410
	bool "SMDK2410/A9M2410"
	select CPU_S3C2410
	select MACH_SMDK
	help
	   Say Y here if you are using the SMDK2410 or the derived module A9M2410
           <http://www.fsforth.de>

config ARCH_S3C2440
	bool "SMDK2440"
	select CPU_S3C2440
	select MACH_SMDK
	help
	  Say Y here if you are using the SMDK2440.

config SMDK2440_CPU2440
	bool "SMDK2440 with S3C2440 CPU module"
	depends on ARCH_S3C2440
	default y if ARCH_S3C2440
	select CPU_S3C2440

config SMDK2440_CPU2442
	bool "SMDM2440 with S3C2442 CPU module"
	depends on ARCH_S3C2440
	select CPU_S3C2442

config MACH_S3C2413
	bool
	help
	  Internal node for S3C2413 verison of SMDK2413, so that
	  machine_is_s3c2413() will work when MACH_SMDK2413 is
	  selected

config MACH_SMDK2413
	bool "SMDK2413"
	select CPU_S3C2412
	select MACH_S3C2413
	select MACH_SMDK
	help
	  Say Y here if you are using an SMDK2413

config MACH_VR1000
	bool "Thorcom VR1000"
	select CPU_S3C2410
	help
	  Say Y here if you are using the Thorcom VR1000 board.

	  This linux port is currently being maintained by Simtec, on behalf
	  of Thorcom. Any queries, please contact Thorcom first.

config MACH_RX3715
	bool "HP iPAQ rx3715"
	select CPU_S3C2440
	help
	  Say Y here if you are using the HP iPAQ rx3715.

	  See <http://www.handhelds.org/projects/rx3715.html> for more
	  information on this project

config MACH_OTOM
 	bool "NexVision OTOM Board"
 	select CPU_S3C2410
	help
 	  Say Y here if you are using the Nex Vision OTOM board

config MACH_NEXCODER_2440
 	bool "NexVision NEXCODER 2440 Light Board"
 	select CPU_S3C2440
	help
 	  Say Y here if you are using the Nex Vision NEXCODER 2440 Light Board

config MACH_VSTMS
	bool "VMSTMS"
	select CPU_S3C2412
	help
	  Say Y here if you are using an VSTMS board

endmenu

config S3C2410_CLOCK
	bool
	help
	  Clock code for the S3C2410, and similar processors

config S3C2410_PM
	bool
	depends on CONFIG_PM
	help
	  Power Management code common to S3C2410 and better

config CPU_S3C2410_DMA
	bool
	depends on S3C2410_DMA && (CPU_S3C2410 || CPU_S3C2442)
	default y if CPU_S3C2410 || CPU_S3C2442
	help
	  DMA device selection for S3C2410 and compatible CPUs

config CPU_S3C2410
	bool
	depends on ARCH_S3C2410
	select S3C2410_CLOCK
	select S3C2410_PM
	help
	  Support for S3C2410 and S3C2410A family from the S3C24XX line
	  of Samsung Mobile CPUs.

# internal node to signify if we are only dealing with an S3C2412

config CPU_S3C2412_ONLY
	bool
	depends on ARCH_S3C2410 && !CPU_S3C2400 && !CPU_S3C2410 && \
		   !CPU_S3C2440 && !CPU_S3C2442 && CPU_S3C2412
	default y if CPU_S3C2412

config CPU_S3C2412
	bool
	depends on ARCH_S3C2410
	help
	  Support for the S3C2412 and S3C2413 SoCs from the S3C24XX line

config CPU_S3C244X
	bool
	depends on ARCH_S3C2410 && (CPU_S3C2440 || CPU_S3C2442)
	help
	  Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems.

config CPU_S3C2440
	bool
	depends on ARCH_S3C2410
	select S3C2410_CLOCK
	select S3C2410_PM
	select CPU_S3C244X
	help
	  Support for S3C2440 Samsung Mobile CPU based systems.

config CPU_S3C2442
	bool
	depends on ARCH_S3C2420
	select S3C2410_CLOCK
	select S3C2410_PM
	select CPU_S3C244X
	help
	  Support for S3C2442 Samsung Mobile CPU based systems.

comment "S3C2410 Boot"

config S3C2410_BOOT_WATCHDOG
	bool "S3C2410 Initialisation watchdog"
	depends on ARCH_S3C2410 && S3C2410_WATCHDOG
	help
	  Say y to enable the watchdog during the kernel decompression
	  stage. If the kernel fails to uncompress, then the watchdog
	  will trigger a reset and the system should restart.

	  Although this uses the same hardware unit as the kernel watchdog
	  driver, it is not a replacement for it. If you use this option,
	  you will have to use the watchdg driver to either stop the timeout
	  or restart it. If you do not, then your kernel will reboot after
	  startup.

	  The driver uses a fixed timeout value, so the exact time till the
	  system resets depends on the value of PCLK. The timeout on an
	  200MHz s3c2410 should be about 30 seconds.

config S3C2410_BOOT_ERROR_RESET
	bool "S3C2410 Reboot on decompression error"
	depends on ARCH_S3C2410
	help
	  Say y here to use the watchdog to reset the system if the
	  kernel decompressor detects an error during decompression.


comment "S3C2410 Setup"

config S3C2410_DMA
	bool "S3C2410 DMA support"
	depends on ARCH_S3C2410
	help
	  S3C2410 DMA support. This is needed for drivers like sound which
	  use the S3C2410's DMA system to move data to and from the
	  peripheral blocks.

config S3C2410_DMA_DEBUG
	bool "S3C2410 DMA support debug"
	depends on ARCH_S3C2410 && S3C2410_DMA
	help
	  Enable debugging output for the DMA code. This option sends info
	  to the kernel log, at priority KERN_DEBUG.

	  Note, it is easy to create and fill the log buffer in a small
	  amount of time, as well as using an significant percentage of
	  the CPU time doing so.


config S3C2410_PM_DEBUG
	bool "S3C2410 PM Suspend debug"
	depends on ARCH_S3C2410 && PM
	help
	  Say Y here if you want verbose debugging from the PM Suspend and
	  Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
	  for more information.

config S3C2410_PM_CHECK
	bool "S3C2410 PM Suspend Memory CRC"
	depends on ARCH_S3C2410 && PM && CRC32
	help
 	  Enable the PM code's memory area checksum over sleep. This option
	  will generate CRCs of all blocks of memory, and store them before
	  going to sleep. The blocks are then checked on resume for any
	  errors.

config S3C2410_PM_CHECK_CHUNKSIZE
	int "S3C2410 PM Suspend CRC Chunksize (KiB)"
	depends on ARCH_S3C2410 && PM && S3C2410_PM_CHECK
	default 64
	help
	  Set the chunksize in Kilobytes of the CRC for checking memory
	  corruption over suspend and resume. A smaller value will mean that
	  the CRC data block will take more memory, but wil identify any
	  faults with better precision.

config PM_SIMTEC
	bool
	depends on PM && (ARCH_BAST || MACH_VR1000)
	default y

config S3C2410_LOWLEVEL_UART_PORT
	int "S3C2410 UART to use for low-level messages"
	default 0
	help
	  Choice of which UART port to use for the low-level messages,
	  such as the `Uncompressing...` at start time. The value of
	  this configuration should be between zero and two. The port
	  must have been initialised by the boot-loader before use.

	  Note, this does not affect the port used by the debug messages,
	  which is a separate configuration.

endif
Commit	Line	Data
1da177e4 LT	1	if ARCH_S3C2410
	2
	3	menu "S3C24XX Implementations"
	4
7efb833d BD	5	config MACH_ANUBIS
	6	bool "Simtec Electronics ANUBIS"
	7	select CPU_S3C2440
	8	help
	9	Say Y gere if you are using the Simtec Electronics ANUBIS
	10	development system
	11
110d322b BD	12	config MACH_OSIRIS
	13	bool "Simtec IM2440D20 (OSIRIS) module"
	14	select CPU_S3C2440
	15	help
	16	Say Y here if you are using the Simtec IM2440D20 module, also
	17	known as the Osiris.
	18
1da177e4 LT	19	config ARCH_BAST
	20	bool "Simtec Electronics BAST (EB2410ITX)"
	21	select CPU_S3C2410
50688ea9	22	select ISA
1da177e4 LT	23	help
	24	Say Y here if you are using the Simtec Electronics EB2410ITX
	25	development board (also known as BAST)
	26
	27	Product page: <http://www.simtec.co.uk/products/EB2410ITX/>.
	28
bafa49cc BD	29	config BAST_PC104_IRQ
	30	bool "BAST PC104 IRQ support"
	31	depends on ARCH_BAST
	32	default y
	33	help
	34	Say Y here to enable the PC104 IRQ routing on the
	35	Simtec BAST (EB2410ITX)
	36
1da177e4 LT	37	config ARCH_H1940
	38	bool "IPAQ H1940"
	39	select CPU_S3C2410
	40	help
	41	Say Y here if you are using the HP IPAQ H1940
	42
	43	<http://www.handhelds.org/projects/h1940.html>.
	44
	45	config MACH_N30
	46	bool "Acer N30"
	47	select CPU_S3C2410
	48	help
	49	Say Y here if you are using the Acer N30
	50
	51	<http://zoo.weinigel.se/n30>.
	52
d3f4c571 BD	53	config MACH_SMDK
	54	bool
	55	help
	56	Common machine code for SMDK2410 and SMDK2440
	57
1da177e4 LT	58	config ARCH_SMDK2410
	59	bool "SMDK2410/A9M2410"
	60	select CPU_S3C2410
d3f4c571	61	select MACH_SMDK
1da177e4 LT	62	help
	63	Say Y here if you are using the SMDK2410 or the derived module A9M2410
	64	<http://www.fsforth.de>
	65
	66	config ARCH_S3C2440
	67	bool "SMDK2440"
	68	select CPU_S3C2440
d3f4c571	69	select MACH_SMDK
1da177e4 LT	70	help
	71	Say Y here if you are using the SMDK2440.
	72
96ce2385	73	config SMDK2440_CPU2440
52c5cece	74	bool "SMDK2440 with S3C2440 CPU module"
96ce2385 BD	75	depends on ARCH_S3C2440
	76	default y if ARCH_S3C2440
	77	select CPU_S3C2440
	78
	79	config SMDK2440_CPU2442
52c5cece	80	bool "SMDM2440 with S3C2442 CPU module"
96ce2385 BD	81	depends on ARCH_S3C2440
	82	select CPU_S3C2442
	83
a55ee0ea BD	84	config MACH_S3C2413
	85	bool
	86	help
	87	Internal node for S3C2413 verison of SMDK2413, so that
	88	machine_is_s3c2413() will work when MACH_SMDK2413 is
	89	selected
	90
66c59409 BD	91	config MACH_SMDK2413
	92	bool "SMDK2413"
	93	select CPU_S3C2412
a55ee0ea	94	select MACH_S3C2413
66c59409 BD	95	select MACH_SMDK
	96	help
	97	Say Y here if you are using an SMDK2413
96ce2385	98
1da177e4 LT	99	config MACH_VR1000
	100	bool "Thorcom VR1000"
	101	select CPU_S3C2410
	102	help
	103	Say Y here if you are using the Thorcom VR1000 board.
	104
	105	This linux port is currently being maintained by Simtec, on behalf
	106	of Thorcom. Any queries, please contact Thorcom first.
	107
	108	config MACH_RX3715
	109	bool "HP iPAQ rx3715"
	110	select CPU_S3C2440
	111	help
	112	Say Y here if you are using the HP iPAQ rx3715.
	113
	114	See <http://www.handhelds.org/projects/rx3715.html> for more
	115	information on this project
	116
	117	config MACH_OTOM
	118	bool "NexVision OTOM Board"
	119	select CPU_S3C2410
	120	help
	121	Say Y here if you are using the Nex Vision OTOM board
	122
	123	config MACH_NEXCODER_2440
	124	bool "NexVision NEXCODER 2440 Light Board"
	125	select CPU_S3C2440
	126	help
	127	Say Y here if you are using the Nex Vision NEXCODER 2440 Light Board
	128
b6c440a9 BD	129	config MACH_VSTMS
	130	bool "VMSTMS"
	131	select CPU_S3C2412
	132	help
	133	Say Y here if you are using an VSTMS board
	134
1da177e4 LT	135	endmenu
1da177e4 LT	136
99c13853 BD	137	config S3C2410_CLOCK
	138	bool
	139	help
	140	Clock code for the S3C2410, and similar processors
	141
0033a2f0 BD	142	config S3C2410_PM
	143	bool
	144	depends on CONFIG_PM
	145	help
	146	Power Management code common to S3C2410 and better
	147
3fc3a25b BD	148	config CPU_S3C2410_DMA
	149	bool
	150	depends on S3C2410_DMA && (CPU_S3C2410 \|\| CPU_S3C2442)
	151	default y if CPU_S3C2410 \|\| CPU_S3C2442
	152	help
	153	DMA device selection for S3C2410 and compatible CPUs
	154
1da177e4 LT	155	config CPU_S3C2410
	156	bool
	157	depends on ARCH_S3C2410
99c13853	158	select S3C2410_CLOCK
0033a2f0	159	select S3C2410_PM
1da177e4 LT	160	help
	161	Support for S3C2410 and S3C2410A family from the S3C24XX line
	162	of Samsung Mobile CPUs.
	163
68d9ab39 BD	164	# internal node to signify if we are only dealing with an S3C2412
	165
	166	config CPU_S3C2412_ONLY
	167	bool
	168	depends on ARCH_S3C2410 && !CPU_S3C2400 && !CPU_S3C2410 && \
	169	!CPU_S3C2440 && !CPU_S3C2442 && CPU_S3C2412
	170	default y if CPU_S3C2412
	171
	172	config CPU_S3C2412
	173	bool
	174	depends on ARCH_S3C2410
	175	help
	176	Support for the S3C2412 and S3C2413 SoCs from the S3C24XX line
	177
96ce2385 BD	178	config CPU_S3C244X
	179	bool
	180	depends on ARCH_S3C2410 && (CPU_S3C2440 \|\| CPU_S3C2442)
	181	help
	182	Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems.
	183
1da177e4 LT	184	config CPU_S3C2440
	185	bool
	186	depends on ARCH_S3C2410
99c13853	187	select S3C2410_CLOCK
0033a2f0	188	select S3C2410_PM
96ce2385	189	select CPU_S3C244X
1da177e4 LT	190	help
	191	Support for S3C2440 Samsung Mobile CPU based systems.
	192
96ce2385 BD	193	config CPU_S3C2442
	194	bool
	195	depends on ARCH_S3C2420
99c13853	196	select S3C2410_CLOCK
0033a2f0	197	select S3C2410_PM
96ce2385 BD	198	select CPU_S3C244X
	199	help
	200	Support for S3C2442 Samsung Mobile CPU based systems.
	201
1da177e4 LT	202	comment "S3C2410 Boot"
	203
	204	config S3C2410_BOOT_WATCHDOG
	205	bool "S3C2410 Initialisation watchdog"
	206	depends on ARCH_S3C2410 && S3C2410_WATCHDOG
	207	help
	208	Say y to enable the watchdog during the kernel decompression
	209	stage. If the kernel fails to uncompress, then the watchdog
	210	will trigger a reset and the system should restart.
	211
	212	Although this uses the same hardware unit as the kernel watchdog
	213	driver, it is not a replacement for it. If you use this option,
	214	you will have to use the watchdg driver to either stop the timeout
	215	or restart it. If you do not, then your kernel will reboot after
	216	startup.
	217
	218	The driver uses a fixed timeout value, so the exact time till the
	219	system resets depends on the value of PCLK. The timeout on an
	220	200MHz s3c2410 should be about 30 seconds.
	221
f8c905d3 BD	222	config S3C2410_BOOT_ERROR_RESET
	223	bool "S3C2410 Reboot on decompression error"
	224	depends on ARCH_S3C2410
	225	help
	226	Say y here to use the watchdog to reset the system if the
	227	kernel decompressor detects an error during decompression.
	228
	229
1da177e4 LT	230	comment "S3C2410 Setup"
	231
	232	config S3C2410_DMA
	233	bool "S3C2410 DMA support"
	234	depends on ARCH_S3C2410
	235	help
	236	S3C2410 DMA support. This is needed for drivers like sound which
	237	use the S3C2410's DMA system to move data to and from the
	238	peripheral blocks.
	239
	240	config S3C2410_DMA_DEBUG
	241	bool "S3C2410 DMA support debug"
	242	depends on ARCH_S3C2410 && S3C2410_DMA
	243	help
	244	Enable debugging output for the DMA code. This option sends info
	245	to the kernel log, at priority KERN_DEBUG.
	246
	247	Note, it is easy to create and fill the log buffer in a small
	248	amount of time, as well as using an significant percentage of
	249	the CPU time doing so.
	250
	251
	252	config S3C2410_PM_DEBUG
	253	bool "S3C2410 PM Suspend debug"
	254	depends on ARCH_S3C2410 && PM
	255	help
	256	Say Y here if you want verbose debugging from the PM Suspend and
c41045a4	257	Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
1da177e4 LT	258	for more information.
	259
	260	config S3C2410_PM_CHECK
	261	bool "S3C2410 PM Suspend Memory CRC"
	262	depends on ARCH_S3C2410 && PM && CRC32
	263	help
	264	Enable the PM code's memory area checksum over sleep. This option
	265	will generate CRCs of all blocks of memory, and store them before
	266	going to sleep. The blocks are then checked on resume for any
	267	errors.
	268
	269	config S3C2410_PM_CHECK_CHUNKSIZE
	270	int "S3C2410 PM Suspend CRC Chunksize (KiB)"
	271	depends on ARCH_S3C2410 && PM && S3C2410_PM_CHECK
	272	default 64
	273	help
	274	Set the chunksize in Kilobytes of the CRC for checking memory
	275	corruption over suspend and resume. A smaller value will mean that
	276	the CRC data block will take more memory, but wil identify any
	277	faults with better precision.
	278
f705b1ae BD	279	config PM_SIMTEC
	280	bool
	281	depends on PM && (ARCH_BAST \|\| MACH_VR1000)
	282	default y
	283
1da177e4 LT	284	config S3C2410_LOWLEVEL_UART_PORT
	285	int "S3C2410 UART to use for low-level messages"
	286	default 0
	287	help
	288	Choice of which UART port to use for the low-level messages,
	289	such as the `Uncompressing...` at start time. The value of
	290	this configuration should be between zero and two. The port
	291	must have been initialised by the boot-loader before use.
	292
	293	Note, this does not affect the port used by the debug messages,
	294	which is a separate configuration.
	295
	296	endif