[mirror_ubuntu-artful-kernel.git] / arch / arm / plat-s3c24xx / Kconfig

# arch/arm/plat-s3c24xx/Kconfig
#
# Copyright 2007 Simtec Electronics
#
# Licensed under GPLv2

config PLAT_S3C24XX
	bool
	depends on ARCH_S3C2410 || ARCH_S3C24A0
	default y
	select NO_IOPORT
	select ARCH_REQUIRE_GPIOLIB
	help
	  Base platform code for any Samsung S3C24XX device

if PLAT_S3C24XX

# code that is shared between a number of the s3c24xx implementations

config S3C2410_CLOCK
	bool
	help
	  Clock code for the S3C2410, and similar processors which
	  is currently includes the S3C2410, S3C2440, S3C2442.

config S3C24XX_DCLK
	bool
	help
	  Clock code for supporting DCLK/CLKOUT on S3C24XX architectures

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

config S3C2440_CPUFREQ
	bool "S3C2440/S3C2442 CPU Frequency scaling support"
	depends on CPU_FREQ_S3C24XX && (CPU_S3C2440 || CPU_S3C2442)
	select S3C2410_CPUFREQ_UTILS
	default y
	help
	  CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.

config S3C2440_XTAL_12000000
	bool
	help
	  Indicate that the build needs to support 12MHz system
	  crystal.

config S3C2440_XTAL_16934400
	bool
	help
	  Indicate that the build needs to support 16.9344MHz system
	  crystal.

config S3C2440_PLL_12000000
	bool
	depends on S3C2440_CPUFREQ && S3C2440_XTAL_12000000
	default y if CPU_FREQ_S3C24XX_PLL
	help
	  PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals.

config S3C2440_PLL_16934400
	bool
	depends on S3C2440_CPUFREQ && S3C2440_XTAL_16934400
	default y if CPU_FREQ_S3C24XX_PLL
	help
	  PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals.

config S3C24XX_PWM
	bool "PWM device support"
	select HAVE_PWM
	help
	  Support for exporting the PWM timer blocks via the pwm device
	  system.


# gpio configurations

config S3C24XX_GPIO_EXTRA
	int
	default 128 if S3C24XX_GPIO_EXTRA128
	default 64 if S3C24XX_GPIO_EXTRA64
	default 0

config S3C24XX_GPIO_EXTRA64
	bool
	help
	  Add an extra 64 gpio numbers to the available GPIO pool. This is
	  available for boards that need extra gpios for external devices.

config S3C24XX_GPIO_EXTRA128
	bool
	help
	  Add an extra 128 gpio numbers to the available GPIO pool. This is
	  available for boards that need extra gpios for external devices.

config PM_SIMTEC
	bool
	help
	  Common power management code for systems that are
	  compatible with the Simtec style of power management

config S3C2410_DMA
	bool "S3C2410 DMA support"
	depends on ARCH_S3C2410
	select S3C_DMA
	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.

config S3C24XX_ADC
	bool "ADC common driver support"
	help
	  Core support for the ADC block found in the S3C24XX SoC systems
	  for drivers such as the touchscreen and hwmon to use to share
	  this resource.

# SPI default pin configuration code

config S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13
	bool
	help
	  SPI GPIO configuration code for BUS0 when connected to
	  GPE11, GPE12 and GPE13.

config S3C24XX_SPI_BUS1_GPG5_GPG6_GPG7
	bool
	help
	  SPI GPIO configuration code for BUS 1 when connected to
	  GPG5, GPG6 and GPG7.

# common code for s3c24xx based machines, such as the SMDKs.

# cpu frequency items common between s3c2410 and s3c2440/s3c2442

config S3C2410_IOTIMING
	bool
	depends on CPU_FREQ_S3C24XX
	help
	  Internal node to select io timing code that is common to the s3c2410
	  and s3c2440/s3c2442 cpu frequency support.

config S3C2410_CPUFREQ_UTILS
	bool
	depends on CPU_FREQ_S3C24XX
	help
	  Internal node to select timing code that is common to the s3c2410
	  and s3c2440/s3c244 cpu frequency support.

# cpu frequency support common to s3c2412, s3c2413 and s3c2442

config S3C2412_IOTIMING
	bool
	depends on CPU_FREQ_S3C24XX && (CPU_S3C2412 || CPU_S3C2443)
	help
	  Intel node to select io timing code that is common to the s3c2412
	  and the s3c2443.

config MACH_SMDK
	bool
	help
	  Common machine code for SMDK2410 and SMDK2440

endif
Commit	Line	Data
a21765a7 BD	1	# arch/arm/plat-s3c24xx/Kconfig
	2	#
	3	# Copyright 2007 Simtec Electronics
	4	#
	5	# Licensed under GPLv2
	6
	7	config PLAT_S3C24XX
	8	bool
bcae8aeb BD	9	depends on ARCH_S3C2410 \|\| ARCH_S3C24A0
bcae8aeb BD	10	default y
7d477a04	11	select NO_IOPORT
bb2b180c	12	select ARCH_REQUIRE_GPIOLIB
a21765a7	13	help
d58153d8	14	Base platform code for any Samsung S3C24XX device
a21765a7	15
b8870605 BD	16	if PLAT_S3C24XX
b8870605 BD	17
1b3ba688 BD	18	# code that is shared between a number of the s3c24xx implementations
	19
	20	config S3C2410_CLOCK
	21	bool
	22	help
	23	Clock code for the S3C2410, and similar processors which
	24	is currently includes the S3C2410, S3C2440, S3C2442.
	25
93bc6b63 BD	26	config S3C24XX_DCLK
	27	bool
	28	help
	29	Clock code for supporting DCLK/CLKOUT on S3C24XX architectures
	30
a21765a7 BD	31	config CPU_S3C244X
	32	bool
	33	depends on ARCH_S3C2410 && (CPU_S3C2440 \|\| CPU_S3C2442)
	34	help
	35	Support for S3C2440 and S3C2442 Samsung Mobile CPU based systems.
	36
342e20f1 BD	37	config S3C2440_CPUFREQ
	38	bool "S3C2440/S3C2442 CPU Frequency scaling support"
	39	depends on CPU_FREQ_S3C24XX && (CPU_S3C2440 \|\| CPU_S3C2442)
	40	select S3C2410_CPUFREQ_UTILS
	41	default y
	42	help
	43	CPU Frequency scaling support for S3C2440 and S3C2442 SoC CPUs.
	44
0345b51c BD	45	config S3C2440_XTAL_12000000
	46	bool
	47	help
	48	Indicate that the build needs to support 12MHz system
	49	crystal.
	50
	51	config S3C2440_XTAL_16934400
	52	bool
	53	help
	54	Indicate that the build needs to support 16.9344MHz system
	55	crystal.
	56
78278d6a BD	57	config S3C2440_PLL_12000000
78278d6a BD	58	bool
0345b51c	59	depends on S3C2440_CPUFREQ && S3C2440_XTAL_12000000
78278d6a BD	60	default y if CPU_FREQ_S3C24XX_PLL
	61	help
	62	PLL tables for S3C2440 or S3C2442 CPUs with 12MHz crystals.
	63
	64	config S3C2440_PLL_16934400
	65	bool
0345b51c	66	depends on S3C2440_CPUFREQ && S3C2440_XTAL_16934400
78278d6a BD	67	default y if CPU_FREQ_S3C24XX_PLL
	68	help
	69	PLL tables for S3C2440 or S3C2442 CPUs with 16.934MHz crystals.
	70
6fc601e3 BD	71	config S3C24XX_PWM
	72	bool "PWM device support"
	73	select HAVE_PWM
	74	help
	75	Support for exporting the PWM timer blocks via the pwm device
	76	system.
	77
e2178d43 BD	78
	79	# gpio configurations
	80
	81	config S3C24XX_GPIO_EXTRA
	82	int
	83	default 128 if S3C24XX_GPIO_EXTRA128
	84	default 64 if S3C24XX_GPIO_EXTRA64
	85	default 0
	86
	87	config S3C24XX_GPIO_EXTRA64
	88	bool
	89	help
	90	Add an extra 64 gpio numbers to the available GPIO pool. This is
	91	available for boards that need extra gpios for external devices.
	92
	93	config S3C24XX_GPIO_EXTRA128
	94	bool
	95	help
	96	Add an extra 128 gpio numbers to the available GPIO pool. This is
	97	available for boards that need extra gpios for external devices.
	98
a21765a7 BD	99	config PM_SIMTEC
	100	bool
	101	help
	102	Common power management code for systems that are
	103	compatible with the Simtec style of power management
	104
a21765a7 BD	105	config S3C2410_DMA
	106	bool "S3C2410 DMA support"
	107	depends on ARCH_S3C2410
97c1b145	108	select S3C_DMA
a21765a7 BD	109	help
	110	S3C2410 DMA support. This is needed for drivers like sound which
	111	use the S3C2410's DMA system to move data to and from the
	112	peripheral blocks.
	113
	114	config S3C2410_DMA_DEBUG
	115	bool "S3C2410 DMA support debug"
	116	depends on ARCH_S3C2410 && S3C2410_DMA
	117	help
	118	Enable debugging output for the DMA code. This option sends info
	119	to the kernel log, at priority KERN_DEBUG.
	120
28ab44c5 BD	121	config S3C24XX_ADC
	122	bool "ADC common driver support"
	123	help
	124	Core support for the ADC block found in the S3C24XX SoC systems
	125	for drivers such as the touchscreen and hwmon to use to share
	126	this resource.
	127
b2a6cf3b BD	128	# SPI default pin configuration code
	129
	130	config S3C24XX_SPI_BUS0_GPE11_GPE12_GPE13
	131	bool
	132	help
	133	SPI GPIO configuration code for BUS0 when connected to
	134	GPE11, GPE12 and GPE13.
	135
	136	config S3C24XX_SPI_BUS1_GPG5_GPG6_GPG7
	137	bool
	138	help
	139	SPI GPIO configuration code for BUS 1 when connected to
	140	GPG5, GPG6 and GPG7.
	141
	142	# common code for s3c24xx based machines, such as the SMDKs.
	143
831a6fcb BD	144	# cpu frequency items common between s3c2410 and s3c2440/s3c2442
	145
	146	config S3C2410_IOTIMING
	147	bool
	148	depends on CPU_FREQ_S3C24XX
	149	help
	150	Internal node to select io timing code that is common to the s3c2410
	151	and s3c2440/s3c2442 cpu frequency support.
	152
a24c091d BD	153	config S3C2410_CPUFREQ_UTILS
	154	bool
	155	depends on CPU_FREQ_S3C24XX
	156	help
	157	Internal node to select timing code that is common to the s3c2410
	158	and s3c2440/s3c244 cpu frequency support.
	159
140780ab BD	160	# cpu frequency support common to s3c2412, s3c2413 and s3c2442
	161
	162	config S3C2412_IOTIMING
	163	bool
	164	depends on CPU_FREQ_S3C24XX && (CPU_S3C2412 \|\| CPU_S3C2443)
	165	help
	166	Intel node to select io timing code that is common to the s3c2412
	167	and the s3c2443.
	168
a21765a7 BD	169	config MACH_SMDK
	170	bool
	171	help
	172	Common machine code for SMDK2410 and SMDK2440
	173
b8870605	174	endif