kconfig

linux-2.6.15.6

	help
	  Enables the ETRAX 100 serial driver for ser3 (ttyS3).

choice
	prompt "Ser3 DMA out assignment"
	depends on ETRAX_SERIAL_PORT3
	default ETRAX_SERIAL_PORT3_DMA4_OUT

config ETRAX_SERIAL_PORT3_NO_DMA_OUT
	bool "No DMA out"

config ETRAX_SERIAL_PORT3_DMA4_OUT
	bool "DMA 4"

endchoice

choice
	prompt "Ser3 DMA in assignment"
	depends on ETRAX_SERIAL_PORT3
	default ETRAX_SERIAL_PORT3_DMA5_IN

config ETRAX_SERIAL_PORT3_NO_DMA_IN
	bool "No DMA in"

config ETRAX_SERIAL_PORT3_DMA5_IN
	bool "DMA 5"

endchoice

choice
	prompt "Ser3 DTR, RI, DSR and CD assignment"
	depends on ETRAX_SERIAL_PORT3
	default ETRAX_SER3_DTR_RI_DSR_CD_ON_NONE

config ETRAX_SER3_DTR_RI_DSR_CD_ON_NONE
	bool "No_DTR_RI_DSR_CD"

config ETRAX_SER3_DTR_RI_DSR_CD_ON_PA
	bool "DTR_RI_DSR_CD_on_PA"

config ETRAX_SER3_DTR_RI_DSR_CD_ON_PB
	bool "DTR_RI_DSR_CD_on_PB"

config ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	bool "DTR_RI_DSR_CD_mixed_on_PA_and_PB"

endchoice

config ETRAX_SER3_DTR_ON_PA_BIT
	int "Ser3 DTR on PA bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PA || ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	depends on ETRAX_SERIAL_PORT3
	default "-1"

config ETRAX_SER3_RI_ON_PA_BIT
	int "Ser3 RI  on PA bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PA || ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	depends on ETRAX_SERIAL_PORT3
	default "-1"

config ETRAX_SER3_DSR_ON_PA_BIT
	int "Ser3 DSR on PA bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PA || ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	depends on ETRAX_SERIAL_PORT3
	default "-1"

config ETRAX_SER3_CD_ON_PA_BIT
	int "Ser3 CD  on PA bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PA || ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	depends on ETRAX_SERIAL_PORT3
	default "-1"

config ETRAX_SER3_DTR_ON_PB_BIT
	int "Ser3 DTR on PB bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PB || ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	depends on ETRAX_SERIAL_PORT3
	default "-1"

config ETRAX_SER3_RI_ON_PB_BIT
	int "Ser3 RI  on PB bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PB || ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	depends on ETRAX_SERIAL_PORT3
	default "-1"

config ETRAX_SER3_DSR_ON_PB_BIT
	int "Ser3 DSR on PB bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PB || ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	depends on ETRAX_SERIAL_PORT3
	default "-1"

config ETRAX_SER3_CD_ON_PB_BIT
	int "Ser3 CD  on PB bit (-1 = not used)" if ETRAX_SER3_DTR_RI_DSR_CD_ON_PB || ETRAX_SER3_DTR_RI_DSR_CD_MIXED
	depends on ETRAX_SERIAL_PORT3
	default "-1"

config ETRAX_RS485
	bool "RS-485 support"
	depends on ETRAX_SERIAL
	help
	  Enables support for RS-485 serial communication.  For a primer on
	  RS-485, see <http://www.hw.cz/english/docs/rs485/rs485.html>.

config ETRAX_RS485_ON_PA
	bool "RS-485 mode on PA"
	depends on ETRAX_RS485
	help
	  Control Driver Output Enable on RS485 transceiver using a pin on PA
	  port:
	  Axis 2400/2401 uses PA 3.

config ETRAX_RS485_ON_PA_BIT
	int "RS-485 mode on PA bit"
	depends on ETRAX_RS485_ON_PA
	default "3"
	help
	  Control Driver Output Enable on RS485 transceiver using a this bit
	  on PA port.

config ETRAX_RS485_DISABLE_RECEIVER
	bool "Disable serial receiver"
	depends on ETRAX_RS485
	help
	  It's necessary to disable the serial receiver to avoid serial
	  loopback.  Not all products are able to do this in software only.
	  Axis 2400/2401 must disable receiver.

config ETRAX_IDE
	bool "ATA/IDE support"
	select IDE
	select BLK_DEV_IDE
	select BLK_DEV_IDEDISK
	select BLK_DEV_IDECD
	select BLK_DEV_IDEDMA
	help
	  Enable this to get support for ATA/IDE.
	  You can't use paralell ports or SCSI ports
	  at the same time.


config ETRAX_IDE_DELAY
	int "Delay for drives to regain consciousness"
	depends on ETRAX_IDE
	default 15
	help
	  Number of seconds to wait for IDE drives to spin up after an IDE
	  reset.
choice
	prompt "IDE reset pin"
	depends on ETRAX_IDE
	default ETRAX_IDE_PB7_RESET

config ETRAX_IDE_PB7_RESET
	bool "Port_PB_Bit_7"
	help
	  IDE reset on pin 7 on port B

config ETRAX_IDE_G27_RESET
	bool "Port_G_Bit_27"
	help
	  IDE reset on pin 27 on port G

endchoice


config ETRAX_USB_HOST
	bool "USB host"
	select USB
	help
	   This option enables the host functionality of the ETRAX 100LX
	   built-in USB controller. In host mode the controller is designed
	   for CTRL and BULK traffic only, INTR traffic may work as well
	   however (depending on the requirements of timeliness).

config ETRAX_USB_HOST_PORT1
	bool "USB port 1 enabled"
	depends on ETRAX_USB_HOST
	default n

config ETRAX_USB_HOST_PORT2
	bool "USB port 2 enabled"
	depends on ETRAX_USB_HOST
	default n

config ETRAX_AXISFLASHMAP
	bool "Axis flash-map support"
	depends on ETRAX_ARCH_V10
	select MTD
	select MTD_CFI
	select MTD_CFI_AMDSTD
	select MTD_OBSOLETE_CHIPS
	select MTD_AMDSTD
	select MTD_CHAR
	select MTD_BLOCK
	select MTD_PARTITIONS
	select MTD_CONCAT
	select MTD_COMPLEX_MAPPINGS
	help
	  This option enables MTD mapping of flash devices.  Needed to use
	  flash memories.  If unsure, say Y.

config ETRAX_PTABLE_SECTOR
	int "Byte-offset of partition table sector"
	depends on ETRAX_AXISFLASHMAP
	default "65536"
	help
	  Byte-offset of the partition table in the first flash chip.
	  The default value is 64kB and should not be changed unless
	  you know exactly what you are doing. The only valid reason
	  for changing this is when the flash block size is bigger
	  than 64kB (e.g. when using two parallel 16 bit flashes).

config ETRAX_I2C
	bool "I2C support"
	depends on ETRAX_ARCH_V10
	help
	  Enables an I2C driver on ETRAX100.
	  EXAMPLE usage:
	  i2c_arg = I2C_WRITEARG(STA013_WRITE_ADDR, reg, val);
	  ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_WRITEREG), i2c_arg);
	  i2c_arg = I2C_READARG(STA013_READ_ADDR, reg);
	  val = ioctl(fd, _IO(ETRAXI2C_IOCTYPE, I2C_READREG), i2c_arg);

# this is true for most products since PB-I2C seems to be somewhat
# flawed..
config ETRAX_I2C_USES_PB_NOT_PB_I2C
	bool "I2C uses PB not PB-I2C"
	depends on ETRAX_I2C
	help
	  Select whether to use the special I2C mode in the PB I/O register or
	  not.  This option needs to be selected in order to use some drivers
	  that access the I2C I/O pins directly instead of going through the
	  I2C driver, like the DS1302 realtime-clock driver.  If you are
	  uncertain, choose Y here.

config ETRAX_I2C_DATA_PORT
	int "I2C SDA bit number"
	depends on ETRAX_I2C_USES_PB_NOT_PB_I2C
	default "0"
	help
	  Selects the pin on Port B where the data pin is connected

config ETRAX_I2C_CLK_PORT
	int "I2C SCL bit number"
	depends on ETRAX_I2C_USES_PB_NOT_PB_I2C
	default "1"
	help
	  Select the pin on Port B where the clock pin is connected

config ETRAX_I2C_EEPROM
	bool "I2C EEPROM (non-volatile RAM) support"
	depends on ETRAX_I2C
	help
	  Enables I2C EEPROM (non-volatile RAM) on PB0 and PB1 using the I2C
	  driver.  Select size option: Probed, 2k, 8k, 16k.
	  (Probing works for 2k and 8k but not that well for 16k)

choice
	prompt "EEPROM size"
	depends on ETRAX_I2C_EEPROM
	default ETRAX_I2C_EEPROM_PROBE

config ETRAX_I2C_EEPROM_PROBE
	bool "Probed"
	help
	  Specifies size or auto probe of the EEPROM size.
	  Options: Probed, 2k, 8k, 16k.
	  (Probing works for 2k and 8k but not that well for 16k)

config ETRAX_I2C_EEPROM_2KB
	bool "2kB"
	help
	  Use a 2kB EEPROM.

config ETRAX_I2C_EEPROM_8KB
	bool "8kB"
	help
	  Use a 8kB EEPROM.

config ETRAX_I2C_EEPROM_16KB
	bool "16kB"
	help
	  Use a 16kB EEPROM.

endchoice

config ETRAX_GPIO
	bool "GPIO support"
	depends on ETRAX_ARCH_V10
	---help---
	  Enables the ETRAX general port device (major 120, minors 0 and 1).
	  You can use this driver to access the general port bits. It supports
	  these ioctl's:
	  #include <linux/etraxgpio.h>
	  fd = open("/dev/gpioa", O_RDWR); // or /dev/gpiob
	  ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_SETBITS), bits_to_set);
	  ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_CLRBITS), bits_to_clear);
	  val = ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_READBITS), NULL);
	  Remember that you need to setup the port directions appropriately in
	  the General configuration.

config ETRAX_PA_BUTTON_BITMASK
	hex "PA-buttons bitmask"
	depends on ETRAX_GPIO
	default "02"
	help
	  This is a bitmask with information about what bits on PA that
	  are used for buttons.
	  Most products has a so called TEST button on PA1, if that's true
	  use 02 here.
	  Use 00 if there are no buttons on PA.
	  If the bitmask is <> 00 a button driver will be included in the gpio
	  driver. ETRAX general I/O support must be enabled.

config ETRAX_PA_CHANGEABLE_DIR
	hex "PA user changeable dir mask"
	depends on ETRAX_GPIO
	default "00"
	help
	  This is a bitmask with information of what bits in PA that a user
	  can change direction on using ioctl's.
	  Bit set = changeable.
	  You probably want 00 here.

config ETRAX_PA_CHANGEABLE_BITS
	hex "PA user changeable bits mask"
	depends on ETRAX_GPIO
	default "FF"
	help
	  This is a bitmask with information of what bits in PA that a user
	  can change change the value on using ioctl's.
	  Bit set = changeable.
	  You probably want 00 here.

config ETRAX_PB_CHANGEABLE_DIR
	hex "PB user changeable dir mask"
	depends on ETRAX_GPIO
	default "00"
	help
	  This is a bitmask with information of what bits in PB that a user
	  can change direction on using ioctl's.
	  Bit set = changeable.
	  You probably want 00 here.

config ETRAX_PB_CHANGEABLE_BITS
	hex "PB user changeable bits mask"
	depends on ETRAX_GPIO
	default "FF"
	help
	  This is a bitmask with information of what bits in PB that a user
	  can change the value on using ioctl's.
	  Bit set = changeable.
	  You probably want 00 here.

config ETRAX_RTC
	bool "Real Time Clock support"
	depends on ETRAX_ARCH_V10
	help
	  Enables drivers for the Real-Time Clock battery-backed chips on
	  some products. The kernel reads the time when booting, and
	  the date can be set using ioctl(fd, RTC_SET_TIME, &rt) with rt a
	  rtc_time struct (see <file:include/asm-cris/rtc.h>) on the /dev/rtc
	  device, major 121.  You can check the time with cat /proc/rtc, but
	  normal time reading should be done using libc function time and
	  friends.

choice
	prompt "RTC chip"
	depends on ETRAX_RTC
	default ETRAX_DS1302

config ETRAX_DS1302
	bool "DS1302"
	help
	  Enables the driver for the DS1302 Real-Time Clock battery-backed
	  chip on some products.

config ETRAX_PCF8563
	bool "PCF8563"
	help
	  Enables the driver for the PCF8563 Real-Time Clock battery-backed
	  chip on some products.

endchoice

config ETRAX_DS1302_RST_ON_GENERIC_PORT
	bool "DS1302 RST on Generic Port"
	depends on ETRAX_DS1302
	help
	  If your product has the RST signal line for the DS1302 RTC on the
	  Generic Port then say Y here, otherwise leave it as N in which
	  case the RST signal line is assumed to be connected to Port PB
	  (just like the SCL and SDA lines).

config ETRAX_DS1302_RSTBIT
	int "DS1302 RST bit number"
	depends on ETRAX_DS1302
	default "2"
	help
	  This is the bit number for the RST signal line of the DS1302 RTC on
	  the selected port. If you have selected the generic port then it
	  should be bit 27, otherwise your best bet is bit 5.

config ETRAX_DS1302_SCLBIT
	int "DS1302 SCL bit number"
	depends on ETRAX_DS1302
	default "1"
	help
	  This is the bit number for the SCL signal line of the DS1302 RTC on
	  Port PB. This is probably best left at 3.

config ETRAX_DS1302_SDABIT
	int "DS1302 SDA bit number"
	depends on ETRAX_DS1302
	default "0"
	help
	  This is the bit number for the SDA signal line of the DS1302 RTC on
	  Port PB. This is probably best left at 2.

config ETRAX_DS1302_TRICKLE_CHARGE
	int "DS1302 Trickle charger value"
	depends on ETRAX_DS1302
	default "0"
	help
	  This controls the initial value of the trickle charge register.
	  0 = disabled (use this if you are unsure or have a non rechargable battery)
	  Otherwise the following values can be OR:ed together to control the
	  charge current:
	  1 = 2kohm, 2 = 4kohm, 3 = 4kohm
	  4 = 1 diode, 8 = 2 diodes
	  Allowed values are (increasing current): 0, 11, 10, 9, 7, 6, 5