if ETRAX_ARCH_V32 config ETRAX_ETHERNET bool "Ethernet support" depends on ETRAX_ARCH_V32 && NETDEVICES select MII help This option enables the ETRAX FS built-in 10/100Mbit Ethernet controller. config ETRAX_NO_PHY bool "PHY not present" depends on ETRAX_ETHERNET help This option disables all MDIO communication with an ethernet transceiver connected to the MII interface. This option shall typically be enabled if the MII interface is connected to a switch. This option should normally be disabled. If enabled, speed and duplex will be locked to 100 Mbit and full duplex. config ETRAXFS_SERIAL bool "Serial-port support" depends on ETRAX_ARCH_V32 select SERIAL_CORE select SERIAL_CORE_CONSOLE help Enables the ETRAX FS serial driver for ser0 (ttyS0) You probably want this enabled. config ETRAX_RS485 bool "RS-485 support" depends on ETRAXFS_SERIAL help Enables support for RS-485 serial communication. config ETRAX_RS485_DISABLE_RECEIVER bool "Disable serial receiver" depends on ETRAX_RS485 help It is necessary to disable the serial receiver to avoid serial loopback. Not all products are able to do this in software only. config ETRAX_SERIAL_PORT0 bool "Serial port 0 enabled" depends on ETRAXFS_SERIAL help Enables the ETRAX FS serial driver for ser0 (ttyS0) Normally you want this on. You can control what DMA channels to use if you do not need DMA to something else. ser0 can use dma4 or dma6 for output and dma5 or dma7 for input. config ETRAX_SERIAL_PORT1 bool "Serial port 1 enabled" depends on ETRAXFS_SERIAL help Enables the ETRAX FS serial driver for ser1 (ttyS1). config ETRAX_SERIAL_PORT2 bool "Serial port 2 enabled" depends on ETRAXFS_SERIAL help Enables the ETRAX FS serial driver for ser2 (ttyS2). config ETRAX_SERIAL_PORT3 bool "Serial port 3 enabled" depends on ETRAXFS_SERIAL help Enables the ETRAX FS serial driver for ser3 (ttyS3). config ETRAX_SYNCHRONOUS_SERIAL bool "Synchronous serial-port support" depends on ETRAX_ARCH_V32 help Enables the ETRAX FS synchronous serial 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 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. config ETRAX_AXISFLASHMAP bool "Axis flash-map support" depends on ETRAX_ARCH_V32 select MTD select MTD_CFI select MTD_CFI_AMDSTD select MTD_JEDECPROBE 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_AXISFLASHMAP_MTD0WHOLE bool "MTD0 is whole boot flash device" depends on ETRAX_AXISFLASHMAP help When this option is not set, mtd0 refers to the first partition on the boot flash device. When set, mtd0 refers to the whole device, with mtd1 referring to the first partition etc. 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_NANDFLASH bool "NAND flash support" depends on ETRAX_ARCH_V32 select MTD_NAND select MTD_NAND_IDS help This option enables MTD mapping of NAND flash devices. Needed to use NAND flash memories. If unsure, say Y. config ETRAX_NANDBOOT bool "Boot from NAND flash" depends on ETRAX_NANDFLASH help This options enables booting from NAND flash devices. Say Y if your boot code, kernel and root file system is in NAND flash. Say N if they are in NOR flash. config ETRAX_I2C bool "I2C driver" depends on ETRAX_ARCH_V32 help This option enables the I2C driver used by e.g. the RTC driver. config ETRAX_V32_I2C_DATA_PORT string "I2C data pin" depends on ETRAX_I2C help The pin to use for I2C data. config ETRAX_V32_I2C_CLK_PORT string "I2C clock pin" depends on ETRAX_I2C help The pin to use for I2C clock. config ETRAX_GPIO bool "GPIO support" depends on ETRAX_ARCH_V32 ---help--- Enables the ETRAX general port device (major 120, minors 0-4). 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); err = ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_READ_INBITS), &val); Remember that you need to setup the port directions appropriately in the General configuration. config ETRAX_VIRTUAL_GPIO bool "Virtual GPIO support" depends on ETRAX_GPIO help Enables the virtual Etrax general port device (major 120, minor 6). It uses an I/O expander for the I2C-bus. config ETRAX_VIRTUAL_GPIO_INTERRUPT_PA_PIN int "Virtual GPIO interrupt pin on PA pin" range 0 7 depends on ETRAX_VIRTUAL_GPIO help The pin to use on PA for virtual gpio interrupt. config ETRAX_PA_CHANGEABLE_DIR hex "PA user changeable dir mask" depends on ETRAX_GPIO default "0x00" if ETRAXFS default "0x00000000" if !ETRAXFS help This is a bitmask (8 bits) with information of what bits in PA that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0 here, but it depends on your hardware. config ETRAX_PA_CHANGEABLE_BITS hex "PA user changeable bits mask" depends on ETRAX_GPIO default "0x00" if ETRAXFS default "0x00000000" if !ETRAXFS help This is a bitmask (8 bits) with information of what bits in PA that a user can change the value on using ioctl's. Bit set = changeable. config ETRAX_PB_CHANGEABLE_DIR hex "PB user changeable dir mask" depends on ETRAX_GPIO default "0x00000" if ETRAXFS default "0x00000000" if !ETRAXFS help This is a bitmask (18 bits) with information of what bits in PB that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0 here, but it depends on your hardware. config ETRAX_PB_CHANGEABLE_BITS hex "PB user changeable bits mask" depends on ETRAX_GPIO default "0x00000" if ETRAXFS default "0x00000000" if !ETRAXFS help This is a bitmask (18 bits) with information of what bits in PB that a user can change the value on using ioctl's. Bit set = changeable. config ETRAX_PC_CHANGEABLE_DIR hex "PC user changeable dir mask" depends on ETRAX_GPIO default "0x00000" if ETRAXFS default "0x00000000" if !ETRAXFS help This is a bitmask (18 bits) with information of what bits in PC that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0 here, but it depends on your hardware. config ETRAX_PC_CHANGEABLE_BITS hex "PC user changeable bits mask" depends on ETRAX_GPIO default "0x00000" if ETRAXFS default "0x00000000" if ETRAXFS help This is a bitmask (18 bits) with information of what bits in PC that a user can change the value on using ioctl's. Bit set = changeable. config ETRAX_PD_CHANGEABLE_DIR hex "PD user changeable dir mask" depends on ETRAX_GPIO && ETRAXFS default "0x00000" help This is a bitmask (18 bits) with information of what bits in PD that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0x00000 here, but it depends on your hardware. config ETRAX_PD_CHANGEABLE_BITS hex "PD user changeable bits mask" depends on ETRAX_GPIO && ETRAXFS default "0x00000" help This is a bitmask (18 bits) with information of what bits in PD that a user can change the value on using ioctl's. Bit set = changeable. config ETRAX_PE_CHANGEABLE_DIR hex "PE user changeable dir mask" depends on ETRAX_GPIO && ETRAXFS default "0x00000" help This is a bitmask (18 bits) with information of what bits in PE that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0x00000 here, but it depends on your hardware. config ETRAX_PE_CHANGEABLE_BITS hex "PE user changeable bits mask" depends on ETRAX_GPIO && ETRAXFS default "0x00000" help This is a bitmask (18 bits) with information of what bits in PE that a user can change the value on using ioctl's. Bit set = changeable. config ETRAX_PV_CHANGEABLE_DIR hex "PV user changeable dir mask" depends on ETRAX_VIRTUAL_GPIO default "0x0000" help This is a bitmask (16 bits) with information of what bits in PV that a user can change direction on using ioctl's. Bit set = changeable. You probably want 0x0000 here, but it depends on your hardware. config ETRAX_PV_CHANGEABLE_BITS hex "PV user changeable bits mask" depends on ETRAX_VIRTUAL_GPIO default "0x0000" help This is a bitmask (16 bits) with information of what bits in PV that a user can change the value on using ioctl's. Bit set = changeable. config ETRAX_CARDBUS bool "Cardbus support" depends on ETRAX_ARCH_V32 help Enabled the ETRAX Cardbus driver. config PCI bool depends on ETRAX_CARDBUS default y select HAVE_GENERIC_DMA_COHERENT config ETRAX_IOP_FW_LOAD tristate "IO-processor hotplug firmware loading support" depends on ETRAX_ARCH_V32 select FW_LOADER help Enables IO-processor hotplug firmware loading support. config ETRAX_STREAMCOPROC tristate "Stream co-processor driver enabled" depends on ETRAX_ARCH_V32 help This option enables a driver for the stream co-processor for cryptographic operations. config ETRAX_MMC_IOP tristate "MMC/SD host driver using IO-processor" depends on ETRAX_ARCH_V32 && MMC help This option enables the SD/MMC host controller interface. The host controller is implemented using the built in IO-Processor. Only the SPU is used in this implementation. config ETRAX_SPI_MMC # Make this one of several "choices" (possible simultaneously but # suggested uniquely) when an IOP driver emerges for "real" MMC/SD # protocol support. tristate depends on !ETRAX_MMC_IOP default MMC select SPI select MMC_SPI select ETRAX_SPI_MMC_BOARD # For the parts that can't be a module (due to restrictions in # framework elsewhere). config ETRAX_SPI_MMC_BOARD boolean default n # While the board info is MMC_SPI only, the drivers are written to be # independent of MMC_SPI, so we'll keep SPI non-dependent on the # MMC_SPI config choices (well, except for a single depends-on-line # for the board-info file until a separate non-MMC SPI board file # emerges). # FIXME: When that happens, we'll need to be able to ask for and # configure non-MMC SPI ports together with MMC_SPI ports (if multiple # SPI ports are enabled). config SPI_ETRAX_SSER tristate depends on SPI_MASTER && ETRAX_ARCH_V32 select SPI_BITBANG help This enables using an synchronous serial (sser) port as a SPI master controller on Axis ETRAX FS and later. The driver can be configured to use any sser port. config SPI_ETRAX_GPIO tristate depends on SPI_MASTER && ETRAX_ARCH_V32 select SPI_BITBANG help This enables using GPIO pins port as a SPI master controller on Axis ETRAX FS and later. The driver can be configured to use any GPIO pins. config ETRAX_SPI_SSER0 tristate "SPI using synchronous serial port 0 (sser0)" depends on ETRAX_SPI_MMC default m if MMC_SPI=m default y if MMC_SPI=y default y if MMC_SPI=n select SPI_ETRAX_SSER help Say Y for an MMC/SD socket connected to synchronous serial port 0, or for devices using the SPI protocol on that port. Say m if you want to build it as a module, which will be named spi_crisv32_sser. (You need to select MMC separately.) config ETRAX_SPI_SSER1 tristate "SPI using synchronous serial port 1 (sser1)" depends on ETRAX_SPI_MMC default m if MMC_SPI=m && ETRAX_SPI_SSER0=n default y if MMC_SPI=y && ETRAX_SPI_SSER0=n default y if MMC_SPI=n && ETRAX_SPI_SSER0=n select SPI_ETRAX_SSER help Say Y for an MMC/SD socket connected to synchronous serial port 1, or for devices using the SPI protocol on that port. Say m if you want to build it as a module, which will be named spi_crisv32_sser. (You need to select MMC separately.) config ETRAX_SPI_GPIO tristate "Bitbanged SPI using gpio pins" depends on ETRAX_SPI_MMC select SPI_ETRAX_GPIO default m if MMC_SPI=m && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n default y if MMC_SPI=y && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n default y if MMC_SPI=n && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n help Say Y for an MMC/SD socket connected to general I/O pins (but not a complete synchronous serial ports), or for devices using the SPI protocol on general I/O pins. Slow and slows down the system. Say m to build it as a module, which will be called spi_crisv32_gpio. (You need to select MMC separately.) endif