592 lines
14 KiB
Plaintext
592 lines
14 KiB
Plaintext
# SPDX-License-Identifier: GPL-2.0
|
|
config MMU
|
|
bool
|
|
default y
|
|
|
|
config ZONE_DMA
|
|
bool
|
|
default y
|
|
|
|
config RWSEM_GENERIC_SPINLOCK
|
|
bool
|
|
default y
|
|
|
|
config RWSEM_XCHGADD_ALGORITHM
|
|
bool
|
|
|
|
config ARCH_HAS_ILOG2_U32
|
|
bool
|
|
default n
|
|
|
|
config ARCH_HAS_ILOG2_U64
|
|
bool
|
|
default n
|
|
|
|
config GENERIC_HWEIGHT
|
|
bool
|
|
default y
|
|
|
|
config GENERIC_CALIBRATE_DELAY
|
|
bool
|
|
default y
|
|
|
|
config NO_IOPORT_MAP
|
|
def_bool y if !PCI
|
|
|
|
config FORCE_MAX_ZONEORDER
|
|
int
|
|
default 6
|
|
|
|
config TRACE_IRQFLAGS_SUPPORT
|
|
depends on ETRAX_ARCH_V32
|
|
def_bool y
|
|
|
|
config STACKTRACE_SUPPORT
|
|
def_bool y
|
|
|
|
config LOCKDEP_SUPPORT
|
|
depends on ETRAX_ARCH_V32
|
|
def_bool y
|
|
|
|
config CRIS
|
|
bool
|
|
default y
|
|
select HAVE_IDE
|
|
select GENERIC_ATOMIC64
|
|
select HAVE_UID16
|
|
select VIRT_TO_BUS
|
|
select ARCH_WANT_IPC_PARSE_VERSION
|
|
select GENERIC_IRQ_SHOW
|
|
select GENERIC_IOMAP
|
|
select MODULES_USE_ELF_RELA
|
|
select CLONE_BACKWARDS2
|
|
select HAVE_EXIT_THREAD if ETRAX_ARCH_V32
|
|
select OLD_SIGSUSPEND
|
|
select OLD_SIGACTION
|
|
select GPIOLIB
|
|
select IRQ_DOMAIN if ETRAX_ARCH_V32
|
|
select OF if ETRAX_ARCH_V32
|
|
select OF_EARLY_FLATTREE if ETRAX_ARCH_V32
|
|
select CLKSRC_MMIO if ETRAX_ARCH_V32
|
|
select GENERIC_CLOCKEVENTS if ETRAX_ARCH_V32
|
|
select GENERIC_SCHED_CLOCK if ETRAX_ARCH_V32
|
|
select HAVE_DEBUG_BUGVERBOSE if ETRAX_ARCH_V32
|
|
select HAVE_NMI
|
|
|
|
config HZ
|
|
int
|
|
default 100
|
|
|
|
config NR_CPUS
|
|
int
|
|
default "1"
|
|
|
|
config BUILTIN_DTB
|
|
string "DTB to build into the kernel image"
|
|
depends on OF
|
|
|
|
source "init/Kconfig"
|
|
|
|
source "kernel/Kconfig.freezer"
|
|
|
|
menu "General setup"
|
|
|
|
source "fs/Kconfig.binfmt"
|
|
|
|
config ETRAX_CMDLINE
|
|
string "Kernel command line"
|
|
default "root=/dev/mtdblock3"
|
|
help
|
|
Pass additional commands to the kernel.
|
|
|
|
config ETRAX_WATCHDOG
|
|
bool "Enable ETRAX watchdog"
|
|
help
|
|
Enable the built-in watchdog timer support on ETRAX based embedded
|
|
network computers.
|
|
|
|
config ETRAX_WATCHDOG_NICE_DOGGY
|
|
bool "Disable watchdog during Oops printouts"
|
|
depends on ETRAX_WATCHDOG
|
|
help
|
|
By enabling this you make sure that the watchdog does not bite while
|
|
printing oopses. Recommended for development systems but not for
|
|
production releases.
|
|
|
|
config ETRAX_FAST_TIMER
|
|
bool "Enable ETRAX fast timer API"
|
|
help
|
|
This options enables the API to a fast timer implementation using
|
|
timer1 to get sub jiffie resolution timers (primarily one-shot
|
|
timers).
|
|
This is needed if CONFIG_ETRAX_SERIAL_FAST_TIMER is enabled.
|
|
|
|
config ETRAX_KMALLOCED_MODULES
|
|
bool "Enable module allocation with kmalloc"
|
|
help
|
|
Enable module allocation with kmalloc instead of vmalloc.
|
|
|
|
source "kernel/Kconfig.preempt"
|
|
|
|
source mm/Kconfig
|
|
|
|
endmenu
|
|
|
|
menu "Hardware setup"
|
|
|
|
choice
|
|
prompt "Processor type"
|
|
default ETRAX100LX
|
|
|
|
config ETRAX100LX
|
|
bool "ETRAX-100LX-v1"
|
|
select ARCH_USES_GETTIMEOFFSET
|
|
help
|
|
Support version 1 of the ETRAX 100LX.
|
|
|
|
config ETRAX100LX_V2
|
|
bool "ETRAX-100LX-v2"
|
|
select ARCH_USES_GETTIMEOFFSET
|
|
help
|
|
Support version 2 of the ETRAX 100LX.
|
|
|
|
config ETRAXFS
|
|
bool "ETRAX-FS-V32"
|
|
help
|
|
Support CRIS V32.
|
|
|
|
config CRIS_MACH_ARTPEC3
|
|
bool "ARTPEC-3"
|
|
help
|
|
Support Axis ARTPEC-3.
|
|
|
|
endchoice
|
|
|
|
config ETRAX_ARCH_V10
|
|
bool
|
|
default y if ETRAX100LX || ETRAX100LX_V2
|
|
default n if !(ETRAX100LX || ETRAX100LX_V2)
|
|
select TTY
|
|
|
|
config ETRAX_ARCH_V32
|
|
bool
|
|
default y if (ETRAXFS || CRIS_MACH_ARTPEC3)
|
|
default n if !(ETRAXFS || CRIS_MACH_ARTPEC3)
|
|
|
|
config ETRAX_DRAM_SIZE
|
|
int "DRAM size (dec, in MB)"
|
|
default "8"
|
|
help
|
|
Size of DRAM (decimal in MB) typically 2, 8 or 16.
|
|
|
|
config ETRAX_VMEM_SIZE
|
|
int "Video memory size (dec, in MB)"
|
|
depends on ETRAX_ARCH_V32 && !ETRAXFS
|
|
default 8 if !ETRAXFS
|
|
help
|
|
Size of Video accessible memory (decimal, in MB).
|
|
|
|
config ETRAX_FLASH_BUSWIDTH
|
|
int "Buswidth of NOR flash in bytes"
|
|
default "2"
|
|
help
|
|
Width in bytes of the NOR Flash bus (1, 2 or 4). Is usually 2.
|
|
|
|
config ETRAX_FLASH1_SIZE
|
|
int "FLASH1 size (dec, in MB. 0 = Unknown)"
|
|
default "0"
|
|
|
|
choice
|
|
prompt "Product debug-port"
|
|
default ETRAX_DEBUG_PORT0
|
|
|
|
config ETRAX_DEBUG_PORT0
|
|
bool "Serial-0"
|
|
help
|
|
Choose a serial port for the ETRAX debug console. Default to
|
|
port 0.
|
|
|
|
config ETRAX_DEBUG_PORT1
|
|
bool "Serial-1"
|
|
help
|
|
Use serial port 1 for the console.
|
|
|
|
config ETRAX_DEBUG_PORT2
|
|
bool "Serial-2"
|
|
help
|
|
Use serial port 2 for the console.
|
|
|
|
config ETRAX_DEBUG_PORT3
|
|
bool "Serial-3"
|
|
help
|
|
Use serial port 3 for the console.
|
|
|
|
config ETRAX_DEBUG_PORT_NULL
|
|
bool "disabled"
|
|
help
|
|
Disable serial-port debugging.
|
|
|
|
endchoice
|
|
|
|
choice
|
|
prompt "Kernel GDB port"
|
|
depends on ETRAX_KGDB
|
|
default ETRAX_KGDB_PORT0
|
|
help
|
|
Choose a serial port for kernel debugging. NOTE: This port should
|
|
not be enabled under Drivers for built-in interfaces (as it has its
|
|
own initialization code) and should not be the same as the debug port.
|
|
|
|
config ETRAX_KGDB_PORT0
|
|
bool "Serial-0"
|
|
help
|
|
Use serial port 0 for kernel debugging.
|
|
|
|
config ETRAX_KGDB_PORT1
|
|
bool "Serial-1"
|
|
help
|
|
Use serial port 1 for kernel debugging.
|
|
|
|
config ETRAX_KGDB_PORT2
|
|
bool "Serial-2"
|
|
help
|
|
Use serial port 2 for kernel debugging.
|
|
|
|
config ETRAX_KGDB_PORT3
|
|
bool "Serial-3"
|
|
help
|
|
Use serial port 3 for kernel debugging.
|
|
|
|
endchoice
|
|
|
|
source arch/cris/arch-v10/Kconfig
|
|
source arch/cris/arch-v32/Kconfig
|
|
|
|
endmenu
|
|
|
|
source "net/Kconfig"
|
|
|
|
# bring in ETRAX built-in drivers
|
|
menu "Drivers for built-in interfaces"
|
|
source arch/cris/arch-v10/drivers/Kconfig
|
|
source arch/cris/arch-v32/drivers/Kconfig
|
|
|
|
config ETRAX_AXISFLASHMAP
|
|
bool "Axis flash-map support"
|
|
select MTD
|
|
select MTD_CFI
|
|
select MTD_CFI_AMDSTD
|
|
select MTD_JEDECPROBE if ETRAX_ARCH_V32
|
|
select MTD_BLOCK
|
|
select MTD_COMPLEX_MAPPINGS
|
|
help
|
|
This option enables MTD mapping of flash devices. Needed to use
|
|
flash memories. If unsure, say Y.
|
|
|
|
config ETRAX_SYNCHRONOUS_SERIAL
|
|
bool "Synchronous serial-port support"
|
|
help
|
|
Select this to enable the synchronous serial port driver.
|
|
|
|
config ETRAX_SYNCHRONOUS_SERIAL_PORT0
|
|
bool "Synchronous serial port 0 enabled"
|
|
depends on ETRAX_SYNCHRONOUS_SERIAL
|
|
help
|
|
Enabled synchronous serial port 0.
|
|
|
|
config ETRAX_SYNCHRONOUS_SERIAL0_DMA
|
|
bool "Enable DMA on synchronous serial port 0."
|
|
depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0
|
|
help
|
|
A synchronous serial port can run in manual or DMA mode.
|
|
Selecting this option will make it run in DMA mode.
|
|
|
|
config ETRAX_SYNCHRONOUS_SERIAL_PORT1
|
|
bool "Synchronous serial port 1 enabled"
|
|
depends on ETRAX_SYNCHRONOUS_SERIAL && (ETRAXFS || ETRAX_ARCH_V10)
|
|
help
|
|
Enabled synchronous serial port 1.
|
|
|
|
config ETRAX_SYNCHRONOUS_SERIAL1_DMA
|
|
bool "Enable DMA on synchronous serial port 1."
|
|
depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1
|
|
help
|
|
A synchronous serial port can run in manual or DMA mode.
|
|
Selecting this option will make it run in DMA mode.
|
|
|
|
choice
|
|
prompt "Network LED behavior"
|
|
depends on ETRAX_ETHERNET
|
|
default ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
|
|
|
|
config ETRAX_NETWORK_LED_ON_WHEN_LINK
|
|
bool "LED_on_when_link"
|
|
help
|
|
Selecting LED_on_when_link will light the LED when there is a
|
|
connection and will flash off when there is activity.
|
|
|
|
Selecting LED_on_when_activity will light the LED only when
|
|
there is activity.
|
|
|
|
This setting will also affect the behaviour of other activity LEDs
|
|
e.g. Bluetooth.
|
|
|
|
config ETRAX_NETWORK_LED_ON_WHEN_ACTIVITY
|
|
bool "LED_on_when_activity"
|
|
help
|
|
Selecting LED_on_when_link will light the LED when there is a
|
|
connection and will flash off when there is activity.
|
|
|
|
Selecting LED_on_when_activity will light the LED only when
|
|
there is activity.
|
|
|
|
This setting will also affect the behaviour of other activity LEDs
|
|
e.g. Bluetooth.
|
|
|
|
endchoice
|
|
|
|
choice
|
|
prompt "Ser0 DMA out channel"
|
|
depends on ETRAX_SERIAL_PORT0
|
|
default ETRAX_SERIAL_PORT0_DMA6_OUT if ETRAX_ARCH_V32
|
|
default ETRAX_SERIAL_PORT0_NO_DMA_OUT if ETRAX_ARCH_V10
|
|
|
|
config ETRAX_SERIAL_PORT0_NO_DMA_OUT
|
|
bool "Ser0 uses no DMA for output"
|
|
help
|
|
Do not use DMA for ser0 output.
|
|
|
|
config ETRAX_SERIAL_PORT0_DMA6_OUT
|
|
bool "Ser0 uses DMA6 for output"
|
|
depends on ETRAXFS
|
|
help
|
|
Enables the DMA6 output channel for ser0 (ttyS0).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when transmitting data.
|
|
Normally you want to use DMA, unless you use the DMA channel for
|
|
something else.
|
|
|
|
config ETRAX_SERIAL_PORT0_DMA0_OUT
|
|
bool "Ser0 uses DMA0 for output"
|
|
depends on CRIS_MACH_ARTPEC3
|
|
help
|
|
Enables the DMA0 output channel for ser0 (ttyS0).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when transmitting data.
|
|
Normally you want to use DMA, unless you use the DMA channel for
|
|
something else.
|
|
|
|
endchoice
|
|
|
|
choice
|
|
prompt "Ser0 DMA in channel "
|
|
depends on ETRAX_SERIAL_PORT0
|
|
default ETRAX_SERIAL_PORT0_NO_DMA_IN if ETRAX_ARCH_V32
|
|
default ETRAX_SERIAL_PORT0_DMA7_IN if ETRAX_ARCH_V10
|
|
help
|
|
What DMA channel to use for ser0.
|
|
|
|
config ETRAX_SERIAL_PORT0_NO_DMA_IN
|
|
bool "Ser0 uses no DMA for input"
|
|
help
|
|
Do not use DMA for ser0 input.
|
|
|
|
config ETRAX_SERIAL_PORT0_DMA7_IN
|
|
bool "Ser0 uses DMA7 for input"
|
|
depends on ETRAXFS
|
|
help
|
|
Enables the DMA7 input channel for ser0 (ttyS0).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when receiving data.
|
|
Normally you want to use DMA, unless you use the DMA channel for
|
|
something else.
|
|
|
|
config ETRAX_SERIAL_PORT0_DMA1_IN
|
|
bool "Ser0 uses DMA1 for input"
|
|
depends on CRIS_MACH_ARTPEC3
|
|
help
|
|
Enables the DMA1 input channel for ser0 (ttyS0).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when receiving data.
|
|
Normally you want to use DMA, unless you use the DMA channel for
|
|
something else.
|
|
|
|
endchoice
|
|
|
|
choice
|
|
prompt "Ser1 DMA in channel "
|
|
depends on ETRAX_SERIAL_PORT1
|
|
default ETRAX_SERIAL_PORT1_NO_DMA_IN if ETRAX_ARCH_V32
|
|
default ETRAX_SERIAL_PORT1_DMA9_IN if ETRAX_ARCH_V10
|
|
help
|
|
What DMA channel to use for ser1.
|
|
|
|
config ETRAX_SERIAL_PORT1_NO_DMA_IN
|
|
bool "Ser1 uses no DMA for input"
|
|
help
|
|
Do not use DMA for ser1 input.
|
|
|
|
config ETRAX_SERIAL_PORT1_DMA5_IN
|
|
bool "Ser1 uses DMA5 for input"
|
|
depends on ETRAX_ARCH_V32
|
|
help
|
|
Enables the DMA5 input channel for ser1 (ttyS1).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when receiving data.
|
|
Normally you want this on, unless you use the DMA channel for
|
|
something else.
|
|
|
|
config ETRAX_SERIAL_PORT1_DMA9_IN
|
|
depends on ETRAX_ARCH_V10
|
|
bool "Ser1 uses DMA9 for input"
|
|
|
|
endchoice
|
|
|
|
|
|
choice
|
|
prompt "Ser1 DMA out channel"
|
|
depends on ETRAX_SERIAL_PORT1
|
|
default ETRAX_SERIAL_PORT1_NO_DMA_OUT if ETRAX_ARCH_V32
|
|
default ETRAX_SERIAL_PORT1_DMA8_OUT if ETRAX_ARCH_V10
|
|
help
|
|
What DMA channel to use for ser1.
|
|
|
|
config ETRAX_SERIAL_PORT1_NO_DMA_OUT
|
|
bool "Ser1 uses no DMA for output"
|
|
help
|
|
Do not use DMA for ser1 output.
|
|
|
|
config ETRAX_SERIAL_PORT1_DMA8_OUT
|
|
depends on ETRAX_ARCH_V10
|
|
bool "Ser1 uses DMA8 for output"
|
|
|
|
config ETRAX_SERIAL_PORT1_DMA4_OUT
|
|
depends on ETRAX_ARCH_V32
|
|
bool "Ser1 uses DMA4 for output"
|
|
help
|
|
Enables the DMA4 output channel for ser1 (ttyS1).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when transmitting data.
|
|
Normally you want this on, unless you use the DMA channel for
|
|
something else.
|
|
|
|
endchoice
|
|
|
|
choice
|
|
prompt "Ser2 DMA out channel"
|
|
depends on ETRAX_SERIAL_PORT2
|
|
default ETRAX_SERIAL_PORT2_NO_DMA_OUT if ETRAX_ARCH_V32
|
|
default ETRAX_SERIAL_PORT2_DMA2_OUT if ETRAX_ARCH_V10
|
|
|
|
config ETRAX_SERIAL_PORT2_NO_DMA_OUT
|
|
bool "Ser2 uses no DMA for output"
|
|
help
|
|
Do not use DMA for ser2 output.
|
|
|
|
config ETRAX_SERIAL_PORT2_DMA2_OUT
|
|
bool "Ser2 uses DMA2 for output"
|
|
depends on ETRAXFS || ETRAX_ARCH_V10
|
|
help
|
|
Enables the DMA2 output channel for ser2 (ttyS2).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when transmitting data.
|
|
Normally you want to use DMA, unless you use the DMA channel for
|
|
something else.
|
|
|
|
config ETRAX_SERIAL_PORT2_DMA6_OUT
|
|
bool "Ser2 uses DMA6 for output"
|
|
depends on CRIS_MACH_ARTPEC3
|
|
help
|
|
Enables the DMA6 output channel for ser2 (ttyS2).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when transmitting data.
|
|
Normally you want to use DMA, unless you use the DMA channel for
|
|
something else.
|
|
|
|
endchoice
|
|
|
|
choice
|
|
prompt "Ser2 DMA in channel"
|
|
depends on ETRAX_SERIAL_PORT2
|
|
default ETRAX_SERIAL_PORT2_NO_DMA_IN if ETRAX_ARCH_V32
|
|
default ETRAX_SERIAL_PORT2_DMA3_IN if ETRAX_ARCH_V10
|
|
help
|
|
What DMA channel to use for ser2.
|
|
|
|
config ETRAX_SERIAL_PORT2_NO_DMA_IN
|
|
bool "Ser2 uses no DMA for input"
|
|
help
|
|
Do not use DMA for ser2 input.
|
|
|
|
config ETRAX_SERIAL_PORT2_DMA3_IN
|
|
bool "Ser2 uses DMA3 for input"
|
|
depends on ETRAXFS || ETRAX_ARCH_V10
|
|
help
|
|
Enables the DMA3 input channel for ser2 (ttyS2).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when receiving data.
|
|
Normally you want to use DMA, unless you use the DMA channel for
|
|
something else.
|
|
|
|
config ETRAX_SERIAL_PORT2_DMA7_IN
|
|
bool "Ser2 uses DMA7 for input"
|
|
depends on CRIS_MACH_ARTPEC3
|
|
help
|
|
Enables the DMA7 input channel for ser2 (ttyS2).
|
|
If you do not enable DMA, an interrupt for each character will be
|
|
used when receiving data.
|
|
Normally you want to use DMA, unless you use the DMA channel for
|
|
something else.
|
|
|
|
endchoice
|
|
|
|
choice
|
|
prompt "Ser3 DMA in channel"
|
|
depends on ETRAX_SERIAL_PORT3
|
|
default ETRAX_SERIAL_PORT3_NO_DMA_IN if ETRAX_ARCH_V32
|
|
default ETRAX_SERIAL_PORT3_DMA5_IN if ETRAX_ARCH_V10
|
|
help
|
|
What DMA channel to use for ser3.
|
|
|
|
config ETRAX_SERIAL_PORT3_NO_DMA_IN
|
|
bool "Ser3 uses no DMA for input"
|
|
help
|
|
Do not use DMA for ser3 input.
|
|
|
|
config ETRAX_SERIAL_PORT3_DMA5_IN
|
|
depends on ETRAX_ARCH_V10
|
|
bool "DMA 5"
|
|
|
|
endchoice
|
|
|
|
choice
|
|
prompt "Ser3 DMA out channel"
|
|
depends on ETRAX_SERIAL_PORT3
|
|
default ETRAX_SERIAL_PORT3_NO_DMA_OUT if ETRAX_ARCH_V32
|
|
default ETRAX_SERIAL_PORT3_DMA4_OUT if ETRAX_ARCH_V10
|
|
|
|
config ETRAX_SERIAL_PORT3_NO_DMA_OUT
|
|
bool "Ser3 uses no DMA for output"
|
|
help
|
|
Do not use DMA for ser3 output.
|
|
|
|
config ETRAX_SERIAL_PORT3_DMA4_OUT
|
|
depends on ETRAX_ARCH_V10
|
|
bool "DMA 4"
|
|
|
|
endchoice
|
|
|
|
endmenu
|
|
|
|
source "drivers/Kconfig"
|
|
|
|
source "fs/Kconfig"
|
|
|
|
source "arch/cris/Kconfig.debug"
|
|
|
|
source "security/Kconfig"
|
|
|
|
source "crypto/Kconfig"
|
|
|
|
source "lib/Kconfig"
|