path: root/arch/sh/Kconfig

#
# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.
#

mainmenu "Linux/SuperH Kernel Configuration"

config SUPERH
	bool
	default y
	select EMBEDDED
	help
	  The SuperH is a RISC processor targeted for use in embedded systems
	  and consumer electronics; it was also used in the Sega Dreamcast
	  gaming console.  The SuperH port has a home page at
	  <http://www.linux-sh.org/>.

config RWSEM_GENERIC_SPINLOCK
	bool
	default y

config RWSEM_XCHGADD_ALGORITHM
	bool

config GENERIC_BUG
	def_bool y
	depends on BUG

config GENERIC_FIND_NEXT_BIT
	bool
	default y

config GENERIC_HWEIGHT
	bool
	default y

config GENERIC_HARDIRQS
	bool
	default y

config GENERIC_IRQ_PROBE
	bool
	default y

config GENERIC_CALIBRATE_DELAY
	bool
	default y

config GENERIC_IOMAP
	bool

config GENERIC_TIME
	def_bool n

config GENERIC_CLOCKEVENTS
	def_bool n

config SYS_SUPPORTS_PM
	bool

config SYS_SUPPORTS_APM_EMULATION
	bool
	select SYS_SUPPORTS_PM

config SYS_SUPPORTS_SMP
	bool

config SYS_SUPPORTS_NUMA
	bool

config SYS_SUPPORTS_PCI
	bool

config ARCH_MAY_HAVE_PC_FDC
	bool

config STACKTRACE_SUPPORT
	bool
	default y

config LOCKDEP_SUPPORT
	bool
	default y

config ARCH_HAS_ILOG2_U32
	bool
	default n

config ARCH_HAS_ILOG2_U64
	bool
	default n

config ARCH_NO_VIRT_TO_BUS
	def_bool y

source "init/Kconfig"

menu "System type"

source "arch/sh/mm/Kconfig"

menu "Processor features"

choice
	prompt "Endianess selection" 
	default CPU_LITTLE_ENDIAN
	help
	  Some SuperH machines can be configured for either little or big
	  endian byte order. These modes require different kernels.

config CPU_LITTLE_ENDIAN
	bool "Little Endian"

config CPU_BIG_ENDIAN
	bool "Big Endian"

endchoice

config SH_FPU
	bool "FPU support"
	depends on CPU_SH4
	default y
	help
	  Selecting this option will enable support for SH processors that
	  have FPU units (ie, SH77xx).

	  This option must be set in order to enable the FPU.

config SH_FPU_EMU
	bool "FPU emulation support"
	depends on !SH_FPU && EXPERIMENTAL
	default n
	help
	  Selecting this option will enable support for software FPU emulation.
	  Most SH-3 users will want to say Y here, whereas most SH-4 users will
	  want to say N.

config SH_DSP
	bool "DSP support"
	depends on CPU_HAS_DSP
	default y
	help
	  Selecting this option will enable support for SH processors that
	  have DSP units (ie, SH2-DSP, SH3-DSP, and SH4AL-DSP).

	  This option must be set in order to enable the DSP.

config SH_ADC
	bool "ADC support"
	depends on CPU_SH3
	default y
	help
	  Selecting this option will allow the Linux kernel to use SH3 on-chip
	  ADC module.

	  If unsure, say N.

config SH_STORE_QUEUES
	bool "Support for Store Queues"
	depends on CPU_SH4
	help
	  Selecting this option will enable an in-kernel API for manipulating
	  the store queues integrated in the SH-4 processors.

config SPECULATIVE_EXECUTION
	bool "Speculative subroutine return"
	depends on CPU_SUBTYPE_SH7780 && EXPERIMENTAL
	help
	  This enables support for a speculative instruction fetch for
	  subroutine return. There are various pitfalls associated with
	  this, as outlined in the SH7780 hardware manual.

	  If unsure, say N.

config CPU_HAS_INTEVT
	bool

config CPU_HAS_MASKREG_IRQ
	bool

config CPU_HAS_INTC_IRQ
	bool

config CPU_HAS_INTC2_IRQ
	bool

config CPU_HAS_IPR_IRQ
	bool

config CPU_HAS_SR_RB
	bool "CPU has SR.RB"
	depends on CPU_SH3 || CPU_SH4
	default y
	help
	  This will enable the use of SR.RB register bank usage. Processors
	  that are lacking this bit must have another method in place for
	  accomplishing what is taken care of by the banked registers.

	  See <file:Documentation/sh/register-banks.txt> for further
	  information on SR.RB and register banking in the kernel in general.

config CPU_HAS_PTEA
	bool

config CPU_HAS_DSP
	bool

endmenu

menu "Board support"

config SOLUTION_ENGINE
	bool

config SH_SOLUTION_ENGINE
	bool "SolutionEngine"
	select SOLUTION_ENGINE
	select CPU_HAS_IPR_IRQ
	depends on CPU_SUBTYPE_SH7709 || CPU_SUBTYPE_SH7750
	help
	  Select SolutionEngine if configuring for a Hitachi SH7709
	  or SH7750 evaluation board.

config SH_7206_SOLUTION_ENGINE
	bool "SolutionEngine7206"
	select SOLUTION_ENGINE
	depends on CPU_SUBTYPE_SH7206
	help
	  Select 7206 SolutionEngine if configuring for a Hitachi SH7206
	  evaluation board.

config SH_7619_SOLUTION_ENGINE
	bool "SolutionEngine7619"
	select SOLUTION_ENGINE
	depends on CPU_SUBTYPE_SH7619
	help
	  Select 7619 SolutionEngine if configuring for a Hitachi SH7619
	  evaluation board.
	
config SH_7722_SOLUTION_ENGINE
	bool "SolutionEngine7722"
	select SOLUTION_ENGINE
	depends on CPU_SUBTYPE_SH7722
	help
	  Select 7722 SolutionEngine if configuring for a Hitachi SH772
	  evaluation board.

config SH_7751_SOLUTION_ENGINE
	bool "SolutionEngine7751"
	select SOLUTION_ENGINE
	select CPU_HAS_IPR_IRQ
	depends on CPU_SUBTYPE_SH7751
	help
	  Select 7751 SolutionEngine if configuring for a Hitachi SH7751
	  evaluation board.
	  
config SH_7780_SOLUTION_ENGINE
	bool "SolutionEngine7780"
	select SOLUTION_ENGINE
	select SYS_SUPPORTS_PCI
	select CPU_HAS_INTC2_IRQ
	depends on CPU_SUBTYPE_SH7780
	help
	  Select 7780 SolutionEngine if configuring for a Renesas SH7780
	  evaluation board.

config SH_7343_SOLUTION_ENGINE
	bool "SolutionEngine7343"
	select SOLUTION_ENGINE
	depends on CPU_SUBTYPE_SH7343
	help
	  Select 7343 SolutionEngine if configuring for a Hitachi
	  SH7343 (SH-Mobile 3AS) evaluation board.

config SH_7751_SYSTEMH
	bool "SystemH7751R"
	depends on CPU_SUBTYPE_SH7751R
	help
	  Select SystemH if you are configuring for a Renesas SystemH
	  7751R evaluation board.

config SH_HP6XX
	bool "HP6XX"
	select SYS_SUPPORTS_APM_EMULATION
	select HD6446X_SERIES
	depends on CPU_SUBTYPE_SH7709
	help
	  Select HP6XX if configuring for a HP jornada HP6xx.
	  More information (hardware only) at
	  <http://www.hp.com/jornada/>.

config SH_DREAMCAST
	bool "Dreamcast"
	select SYS_SUPPORTS_PCI
	depends on CPU_SUBTYPE_SH7091
	help
	  Select Dreamcast if configuring for a SEGA Dreamcast.
	  More information at
	  <http://www.m17n.org/linux-sh/dreamcast/>.  There is a
	  Dreamcast project is at <http://linuxdc.sourceforge.net/>.

config SH_MPC1211
	bool "Interface MPC1211"
	depends on CPU_SUBTYPE_SH7751 && BROKEN
	help
	  CTP/PCI-SH02 is a CPU module computer that is produced
	  by Interface Corporation.
	  More information at <http://www.interface.co.jp>

config SH_SH03
	bool "Interface CTP/PCI-SH03"
	depends on CPU_SUBTYPE_SH7751 && BROKEN
	select CPU_HAS_IPR_IRQ
	select SYS_SUPPORTS_PCI
	help
	  CTP/PCI-SH03 is a CPU module computer that is produced
	  by Interface Corporation.
	  More information at <http://www.interface.co.jp>

config SH_SECUREEDGE5410
	bool "SecureEdge5410"
	depends on CPU_SUBTYPE_SH7751R
	select CPU_HAS_IPR_IRQ
	select SYS_SUPPORTS_PCI
	help
	  Select SecureEdge5410 if configuring for a SnapGear SH board.
	  This includes both the OEM SecureEdge products as well as the
	  SME product line.

config SH_HS7751RVOIP
	bool "HS7751RVOIP"
	depends on CPU_SUBTYPE_SH7751R
	help
	  Select HS7751RVOIP if configuring for a Renesas Technology
	  Sales VoIP board.

config SH_7710VOIPGW
	bool "SH7710-VOIP-GW"
	depends on CPU_SUBTYPE_SH7710
	help
	  Select this option to build a kernel for the SH7710 based
	  VOIP GW.

config SH_RTS7751R2D
	bool "RTS7751R2D"
	depends on CPU_SUBTYPE_SH7751R
	select SYS_SUPPORTS_PCI
	help
	  Select RTS7751R2D if configuring for a Renesas Technology
	  Sales SH-Graphics board.

config SH_HIGHLANDER
	bool "Highlander"
	depends on CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
	select SYS_SUPPORTS_PCI

config SH_EDOSK7705
	bool "EDOSK7705"
	depends on CPU_SUBTYPE_SH7705

config SH_SH4202_MICRODEV
	bool "SH4-202 MicroDev"
	depends on CPU_SUBTYPE_SH4_202
	help
	  Select SH4-202 MicroDev if configuring for a SuperH MicroDev board
	  with an SH4-202 CPU.

config SH_LANDISK
	bool "LANDISK"
	depends on CPU_SUBTYPE_SH7751R
	select SYS_SUPPORTS_PCI
	help
	  I-O DATA DEVICE, INC. "LANDISK Series" support.

config SH_TITAN
	bool "TITAN"
	depends on CPU_SUBTYPE_SH7751R
	select CPU_HAS_IPR_IRQ
	select SYS_SUPPORTS_PCI
	help
	  Select Titan if you are configuring for a Nimble Microsystems
	  NetEngine NP51R.

config SH_SHMIN
	bool "SHMIN"
	depends on CPU_SUBTYPE_SH7706
	select CPU_HAS_IPR_IRQ
	help
	  Select SHMIN if configuring for the SHMIN board.

config SH_LBOX_RE2
	bool "L-BOX RE2"
	depends on CPU_SUBTYPE_SH7751R
	select SYS_SUPPORTS_PCI
	help
	  Select L-BOX RE2 if configuring for the NTT COMWARE L-BOX RE2.

endmenu

source "arch/sh/boards/renesas/hs7751rvoip/Kconfig"
source "arch/sh/boards/renesas/rts7751r2d/Kconfig"
source "arch/sh/boards/renesas/r7780rp/Kconfig"

menu "Timer and clock configuration"

config SH_TMU
	bool "TMU timer support"
	depends on CPU_SH3 || CPU_SH4
	select GENERIC_TIME
	select GENERIC_CLOCKEVENTS
	default y
	help
	  This enables the use of the TMU as the system timer.

config SH_CMT
	bool "CMT timer support"
	depends on CPU_SH2
	default y
	help
	  This enables the use of the CMT as the system timer.

config SH_MTU2
	bool "MTU2 timer support"
	depends on CPU_SH2A
	default n
	help
	  This enables the use of the MTU2 as the system timer.

config SH_TIMER_IRQ
	int
	default "28" if CPU_SUBTYPE_SH7780 || CPU_SUBTYPE_SH7785
	default "86" if CPU_SUBTYPE_SH7619
	default "140" if CPU_SUBTYPE_SH7206
	default "16"

config SH_PCLK_FREQ
	int "Peripheral clock frequency (in Hz)"
	default "27000000" if CPU_SUBTYPE_SH7343
	default "31250000" if CPU_SUBTYPE_SH7619
	default "32000000" if CPU_SUBTYPE_SH7722
	default "33333333" if CPU_SUBTYPE_SH7770 || \
			      CPU_SUBTYPE_SH7760 || CPU_SUBTYPE_SH7705 || \
			      CPU_SUBTYPE_SH7206
	default "60000000" if CPU_SUBTYPE_SH7751 || CPU_SUBTYPE_SH7751R
	default "66000000" if CPU_SUBTYPE_SH4_202
	default "50000000"
	help
	  This option is used to specify the peripheral clock frequency.
	  This is necessary for determining the reference clock value on
	  platforms lacking an RTC.

config SH_CLK_MD
	int "CPU Mode Pin Setting"
	depends on CPU_SUBTYPE_SH7619 || CPU_SUBTYPE_SH7206