|  | # | 
|  | # Serial device configuration | 
|  | # | 
|  |  | 
|  | if TTY | 
|  |  | 
|  | menu "Serial drivers" | 
|  | depends on HAS_IOMEM | 
|  |  | 
|  | source "drivers/tty/serial/8250/Kconfig" | 
|  |  | 
|  | comment "Non-8250 serial port support" | 
|  |  | 
|  | config SERIAL_AMBA_PL010 | 
|  | tristate "ARM AMBA PL010 serial port support" | 
|  | depends on ARM_AMBA && (BROKEN || !ARCH_VERSATILE) | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This selects the ARM(R) AMBA(R) PrimeCell PL010 UART.  If you have | 
|  | an Integrator/AP or Integrator/PP2 platform, or if you have a | 
|  | Cirrus Logic EP93xx CPU, say Y or M here. | 
|  |  | 
|  | If unsure, say N. | 
|  |  | 
|  | config SERIAL_AMBA_PL010_CONSOLE | 
|  | bool "Support for console on AMBA serial port" | 
|  | depends on SERIAL_AMBA_PL010=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | ---help--- | 
|  | Say Y here if you wish to use an AMBA PrimeCell UART as the system | 
|  | console (the system console is the device which receives all kernel | 
|  | messages and warnings and which allows logins in single user mode). | 
|  |  | 
|  | Even if you say Y here, the currently visible framebuffer console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttyAM0". (Try "man bootparam" or see the documentation of | 
|  | your boot loader (lilo or loadlin) about how to pass options to the | 
|  | kernel at boot time.) | 
|  |  | 
|  | config SERIAL_AMBA_PL011 | 
|  | tristate "ARM AMBA PL011 serial port support" | 
|  | depends on ARM_AMBA | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This selects the ARM(R) AMBA(R) PrimeCell PL011 UART.  If you have | 
|  | an Integrator/PP2, Integrator/CP or Versatile platform, say Y or M | 
|  | here. | 
|  |  | 
|  | If unsure, say N. | 
|  |  | 
|  | config SERIAL_AMBA_PL011_CONSOLE | 
|  | bool "Support for console on AMBA serial port" | 
|  | depends on SERIAL_AMBA_PL011=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | ---help--- | 
|  | Say Y here if you wish to use an AMBA PrimeCell UART as the system | 
|  | console (the system console is the device which receives all kernel | 
|  | messages and warnings and which allows logins in single user mode). | 
|  |  | 
|  | Even if you say Y here, the currently visible framebuffer console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttyAMA0". (Try "man bootparam" or see the documentation of | 
|  | your boot loader (lilo or loadlin) about how to pass options to the | 
|  | kernel at boot time.) | 
|  |  | 
|  | config SERIAL_SB1250_DUART | 
|  | tristate "BCM1xxx on-chip DUART serial support" | 
|  | depends on SIBYTE_SB1xxx_SOC=y | 
|  | select SERIAL_CORE | 
|  | default y | 
|  | ---help--- | 
|  | Support for the asynchronous serial interface (DUART) included in | 
|  | the BCM1250 and derived System-On-a-Chip (SOC) devices.  Note that | 
|  | the letter D in DUART stands for "dual", which is how the device | 
|  | is implemented.  Depending on the SOC configuration there may be | 
|  | one or more DUARTs available of which all are handled. | 
|  |  | 
|  | If unsure, say Y.  To compile this driver as a module, choose M here: | 
|  | the module will be called sb1250-duart. | 
|  |  | 
|  | config SERIAL_SB1250_DUART_CONSOLE | 
|  | bool "Support for console on a BCM1xxx DUART serial port" | 
|  | depends on SERIAL_SB1250_DUART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | default y | 
|  | ---help--- | 
|  | If you say Y here, it will be possible to use a serial port as the | 
|  | system console (the system console is the device which receives all | 
|  | kernel messages and warnings and which allows logins in single user | 
|  | mode). | 
|  |  | 
|  | If unsure, say Y. | 
|  |  | 
|  | config SERIAL_ATMEL | 
|  | bool "AT91 / AT32 on-chip serial port support" | 
|  | depends on ARCH_AT91 || AVR32 | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This enables the driver for the on-chip UARTs of the Atmel | 
|  | AT91 and AT32 processors. | 
|  |  | 
|  | config SERIAL_ATMEL_CONSOLE | 
|  | bool "Support for console on AT91 / AT32 serial port" | 
|  | depends on SERIAL_ATMEL=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Say Y here if you wish to use an on-chip UART on a Atmel | 
|  | AT91 or AT32 processor as the system console (the system | 
|  | console is the device which receives all kernel messages and | 
|  | warnings and which allows logins in single user mode). | 
|  |  | 
|  | config SERIAL_ATMEL_PDC | 
|  | bool "Support DMA transfers on AT91 / AT32 serial port" | 
|  | depends on SERIAL_ATMEL | 
|  | default y | 
|  | help | 
|  | Say Y here if you wish to use the PDC to do DMA transfers to | 
|  | and from the Atmel AT91 / AT32 serial port. In order to | 
|  | actually use DMA transfers, make sure that the use_dma_tx | 
|  | and use_dma_rx members in the atmel_uart_data struct is set | 
|  | appropriately for each port. | 
|  |  | 
|  | Note that break and error handling currently doesn't work | 
|  | properly when DMA is enabled. Make sure that ports where | 
|  | this matters don't use DMA. | 
|  |  | 
|  | config SERIAL_ATMEL_TTYAT | 
|  | bool "Install as device ttyATn instead of ttySn" | 
|  | depends on SERIAL_ATMEL=y | 
|  | help | 
|  | Say Y here if you wish to have the internal AT91 / AT32 UARTs | 
|  | appear as /dev/ttyATn (major 204, minor starting at 154) | 
|  | instead of the normal /dev/ttySn (major 4, minor starting at | 
|  | 64). This is necessary if you also want other UARTs, such as | 
|  | external 8250/16C550 compatible UARTs. | 
|  | The ttySn nodes are legally reserved for the 8250 serial driver | 
|  | but are often misused by other serial drivers. | 
|  |  | 
|  | To use this, you should create suitable ttyATn device nodes in | 
|  | /dev/, and pass "console=ttyATn" to the kernel. | 
|  |  | 
|  | Say Y if you have an external 8250/16C550 UART.  If unsure, say N. | 
|  |  | 
|  | config SERIAL_KGDB_NMI | 
|  | bool "Serial console over KGDB NMI debugger port" | 
|  | depends on KGDB_SERIAL_CONSOLE | 
|  | help | 
|  | This special driver allows you to temporary use NMI debugger port | 
|  | as a normal console (assuming that the port is attached to KGDB). | 
|  |  | 
|  | Unlike KDB's disable_nmi command, with this driver you are always | 
|  | able to go back to the debugger using KGDB escape sequence ($3#33). | 
|  | This is because this console driver processes the input in NMI | 
|  | context, and thus is able to intercept the magic sequence. | 
|  |  | 
|  | Note that since the console interprets input and uses polling | 
|  | communication methods, for things like PPP you still must fully | 
|  | detach debugger port from the KGDB NMI (i.e. disable_nmi), and | 
|  | use raw console. | 
|  |  | 
|  | If unsure, say N. | 
|  |  | 
|  | config SERIAL_KS8695 | 
|  | bool "Micrel KS8695 (Centaur) serial port support" | 
|  | depends on ARCH_KS8695 | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This selects the Micrel Centaur KS8695 UART.  Say Y here. | 
|  |  | 
|  | config SERIAL_KS8695_CONSOLE | 
|  | bool "Support for console on KS8695 (Centaur) serial port" | 
|  | depends on SERIAL_KS8695=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Say Y here if you wish to use a KS8695 (Centaur) UART as the | 
|  | system console (the system console is the device which | 
|  | receives all kernel messages and warnings and which allows | 
|  | logins in single user mode). | 
|  |  | 
|  | config SERIAL_CLPS711X | 
|  | tristate "CLPS711X serial port support" | 
|  | depends on ARCH_CLPS711X || COMPILE_TEST | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This enables the driver for the on-chip UARTs of the Cirrus | 
|  | Logic EP711x/EP721x/EP731x processors. | 
|  |  | 
|  | config SERIAL_CLPS711X_CONSOLE | 
|  | bool "Support for console on CLPS711X serial port" | 
|  | depends on SERIAL_CLPS711X=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Even if you say Y here, the currently visible virtual console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttyCL1". | 
|  |  | 
|  | config SERIAL_SAMSUNG | 
|  | tristate "Samsung SoC serial support" | 
|  | depends on PLAT_SAMSUNG | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Support for the on-chip UARTs on the Samsung S3C24XX series CPUs, | 
|  | providing /dev/ttySAC0, 1 and 2 (note, some machines may not | 
|  | provide all of these ports, depending on how the serial port | 
|  | pins are configured. | 
|  |  | 
|  | config SERIAL_SAMSUNG_UARTS_4 | 
|  | bool | 
|  | depends on PLAT_SAMSUNG | 
|  | default y if !(CPU_S3C2410 || CPU_S3C2412 || CPU_S3C2440 || CPU_S3C2442) | 
|  | help | 
|  | Internal node for the common case of 4 Samsung compatible UARTs | 
|  |  | 
|  | config SERIAL_SAMSUNG_UARTS | 
|  | int | 
|  | depends on PLAT_SAMSUNG | 
|  | default 6 if CPU_S5P6450 | 
|  | default 4 if SERIAL_SAMSUNG_UARTS_4 || CPU_S3C2416 | 
|  | default 3 | 
|  | help | 
|  | Select the number of available UART ports for the Samsung S3C | 
|  | serial driver | 
|  |  | 
|  | config SERIAL_SAMSUNG_DEBUG | 
|  | bool "Samsung SoC serial debug" | 
|  | depends on SERIAL_SAMSUNG && DEBUG_LL | 
|  | help | 
|  | Add support for debugging the serial driver. Since this is | 
|  | generally being used as a console, we use our own output | 
|  | routines that go via the low-level debug printascii() | 
|  | function. | 
|  |  | 
|  | config SERIAL_SAMSUNG_CONSOLE | 
|  | bool "Support for console on Samsung SoC serial port" | 
|  | depends on SERIAL_SAMSUNG=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Allow selection of the S3C24XX on-board serial ports for use as | 
|  | an virtual console. | 
|  |  | 
|  | Even if you say Y here, the currently visible virtual console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttySACx". (Try "man bootparam" or see the documentation of | 
|  | your boot loader about how to pass options to the kernel at | 
|  | boot time.) | 
|  |  | 
|  | config SERIAL_SIRFSOC | 
|  | tristate "SiRF SoC Platform Serial port support" | 
|  | depends on ARCH_SIRF | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Support for the on-chip UART on the CSR SiRFprimaII series, | 
|  | providing /dev/ttySiRF0, 1 and 2 (note, some machines may not | 
|  | provide all of these ports, depending on how the serial port | 
|  | pins are configured). | 
|  |  | 
|  | config SERIAL_SIRFSOC_CONSOLE | 
|  | bool "Support for console on SiRF SoC serial port" | 
|  | depends on SERIAL_SIRFSOC=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Even if you say Y here, the currently visible virtual console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttySiRFx". (Try "man bootparam" or see the documentation of | 
|  | your boot loader about how to pass options to the kernel at | 
|  | boot time.) | 
|  |  | 
|  | config SERIAL_TEGRA | 
|  | tristate "NVIDIA Tegra20/30 SoC serial controller" | 
|  | depends on ARCH_TEGRA && TEGRA20_APB_DMA | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Support for the on-chip UARTs on the NVIDIA Tegra series SOCs | 
|  | providing /dev/ttyTHS0, 1, 2, 3 and 4 (note, some machines may not | 
|  | provide all of these ports, depending on how the serial port | 
|  | are enabled). This driver uses the APB DMA to achieve higher baudrate | 
|  | and better performance. | 
|  |  | 
|  | config SERIAL_MAX3100 | 
|  | tristate "MAX3100 support" | 
|  | depends on SPI | 
|  | select SERIAL_CORE | 
|  | help | 
|  | MAX3100 chip support | 
|  |  | 
|  | config SERIAL_MAX310X | 
|  | bool "MAX310X support" | 
|  | depends on SPI_MASTER | 
|  | select SERIAL_CORE | 
|  | select REGMAP_SPI if SPI_MASTER | 
|  | default n | 
|  | help | 
|  | This selects support for an advanced UART from Maxim (Dallas). | 
|  | Supported ICs are MAX3107, MAX3108, MAX3109, MAX14830. | 
|  | Each IC contains 128 words each of receive and transmit FIFO | 
|  | that can be controlled through I2C or high-speed SPI. | 
|  |  | 
|  | Say Y here if you want to support this ICs. | 
|  |  | 
|  | config SERIAL_DZ | 
|  | bool "DECstation DZ serial driver" | 
|  | depends on MACH_DECSTATION && 32BIT | 
|  | select SERIAL_CORE | 
|  | default y | 
|  | ---help--- | 
|  | DZ11-family serial controllers for DECstations and VAXstations, | 
|  | including the DC7085, M7814, and M7819. | 
|  |  | 
|  | config SERIAL_DZ_CONSOLE | 
|  | bool "Support console on DECstation DZ serial driver" | 
|  | depends on SERIAL_DZ=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | default y | 
|  | ---help--- | 
|  | If you say Y here, it will be possible to use a serial port as the | 
|  | system console (the system console is the device which receives all | 
|  | kernel messages and warnings and which allows logins in single user | 
|  | mode). | 
|  |  | 
|  | Note that the firmware uses ttyS3 as the serial console on | 
|  | DECstations that use this driver. | 
|  |  | 
|  | If unsure, say Y. | 
|  |  | 
|  | config SERIAL_ZS | 
|  | tristate "DECstation Z85C30 serial support" | 
|  | depends on MACH_DECSTATION | 
|  | select SERIAL_CORE | 
|  | default y | 
|  | ---help--- | 
|  | Support for the Zilog 85C350 serial communications controller used | 
|  | for serial ports in newer DECstation systems.  These include the | 
|  | DECsystem 5900 and all models of the DECstation and DECsystem 5000 | 
|  | systems except from model 200. | 
|  |  | 
|  | If unsure, say Y.  To compile this driver as a module, choose M here: | 
|  | the module will be called zs. | 
|  |  | 
|  | config SERIAL_ZS_CONSOLE | 
|  | bool "Support for console on a DECstation Z85C30 serial port" | 
|  | depends on SERIAL_ZS=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | default y | 
|  | ---help--- | 
|  | If you say Y here, it will be possible to use a serial port as the | 
|  | system console (the system console is the device which receives all | 
|  | kernel messages and warnings and which allows logins in single user | 
|  | mode). | 
|  |  | 
|  | Note that the firmware uses ttyS1 as the serial console on the | 
|  | Maxine and ttyS3 on the others using this driver. | 
|  |  | 
|  | If unsure, say Y. | 
|  |  | 
|  | config SERIAL_21285 | 
|  | tristate "DC21285 serial port support" | 
|  | depends on FOOTBRIDGE | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have a machine based on a 21285 (Footbridge) StrongARM(R)/ | 
|  | PCI bridge you can enable its onboard serial port by enabling this | 
|  | option. | 
|  |  | 
|  | config SERIAL_21285_CONSOLE | 
|  | bool "Console on DC21285 serial port" | 
|  | depends on SERIAL_21285=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have enabled the serial port on the 21285 footbridge you can | 
|  | make it the console by answering Y to this option. | 
|  |  | 
|  | Even if you say Y here, the currently visible virtual console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttyFB". (Try "man bootparam" or see the documentation of | 
|  | your boot loader (lilo or loadlin) about how to pass options to the | 
|  | kernel at boot time.) | 
|  |  | 
|  | config SERIAL_MPSC | 
|  | bool "Marvell MPSC serial port support" | 
|  | depends on MV64X60 | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Say Y here if you want to use the Marvell MPSC serial controller. | 
|  |  | 
|  | config SERIAL_MPSC_CONSOLE | 
|  | bool "Support for console on Marvell MPSC serial port" | 
|  | depends on SERIAL_MPSC | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Say Y here if you want to support a serial console on a Marvell MPSC. | 
|  |  | 
|  | config SERIAL_PXA | 
|  | bool "PXA serial port support" | 
|  | depends on ARCH_PXA || ARCH_MMP | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have a machine based on an Intel XScale PXA2xx CPU you | 
|  | can enable its onboard serial ports by enabling this option. | 
|  |  | 
|  | config SERIAL_PXA_CONSOLE | 
|  | bool "Console on PXA serial port" | 
|  | depends on SERIAL_PXA | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have enabled the serial port on the Intel XScale PXA | 
|  | CPU you can make it the console by answering Y to this option. | 
|  |  | 
|  | Even if you say Y here, the currently visible virtual console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttySA0". (Try "man bootparam" or see the documentation of | 
|  | your boot loader (lilo or loadlin) about how to pass options to the | 
|  | kernel at boot time.) | 
|  |  | 
|  | config SERIAL_SA1100 | 
|  | bool "SA1100 serial port support" | 
|  | depends on ARCH_SA1100 | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have a machine based on a SA1100/SA1110 StrongARM(R) CPU you | 
|  | can enable its onboard serial port by enabling this option. | 
|  | Please read <file:Documentation/arm/SA1100/serial_UART> for further | 
|  | info. | 
|  |  | 
|  | config SERIAL_SA1100_CONSOLE | 
|  | bool "Console on SA1100 serial port" | 
|  | depends on SERIAL_SA1100 | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have enabled the serial port on the SA1100/SA1110 StrongARM | 
|  | CPU you can make it the console by answering Y to this option. | 
|  |  | 
|  | Even if you say Y here, the currently visible virtual console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttySA0". (Try "man bootparam" or see the documentation of | 
|  | your boot loader (lilo or loadlin) about how to pass options to the | 
|  | kernel at boot time.) | 
|  |  | 
|  | config SERIAL_MRST_MAX3110 | 
|  | tristate "SPI UART driver for Max3110" | 
|  | depends on SPI_DW_PCI | 
|  | select SERIAL_CORE | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | This is the UART protocol driver for the MAX3110 device on | 
|  | the Intel Moorestown platform. On other systems use the max3100 | 
|  | driver. | 
|  |  | 
|  | config SERIAL_MFD_HSU | 
|  | tristate "Medfield High Speed UART support" | 
|  | depends on PCI | 
|  | select SERIAL_CORE | 
|  |  | 
|  | config SERIAL_MFD_HSU_CONSOLE | 
|  | boolean "Medfile HSU serial console support" | 
|  | depends on SERIAL_MFD_HSU=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | config SERIAL_BFIN | 
|  | tristate "Blackfin serial port support" | 
|  | depends on BLACKFIN | 
|  | select SERIAL_CORE | 
|  | select SERIAL_BFIN_UART0 if (BF531 || BF532 || BF533 || BF561) | 
|  | help | 
|  | Add support for the built-in UARTs on the Blackfin. | 
|  |  | 
|  | To compile this driver as a module, choose M here: the | 
|  | module is named bfin_uart.ko. | 
|  |  | 
|  | config SERIAL_BFIN_CONSOLE | 
|  | bool "Console on Blackfin serial port" | 
|  | depends on SERIAL_BFIN=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | choice | 
|  | prompt "UART Mode" | 
|  | depends on SERIAL_BFIN | 
|  | default SERIAL_BFIN_DMA | 
|  | help | 
|  | This driver supports the built-in serial ports of the Blackfin family | 
|  | of CPUs | 
|  |  | 
|  | config SERIAL_BFIN_DMA | 
|  | bool "DMA mode" | 
|  | depends on !DMA_UNCACHED_NONE && KGDB_SERIAL_CONSOLE=n | 
|  | help | 
|  | This driver works under DMA mode. If this option is selected, the | 
|  | blackfin simple dma driver is also enabled. | 
|  |  | 
|  | config SERIAL_BFIN_PIO | 
|  | bool "PIO mode" | 
|  | help | 
|  | This driver works under PIO mode. | 
|  |  | 
|  | endchoice | 
|  |  | 
|  | config SERIAL_BFIN_UART0 | 
|  | bool "Enable UART0" | 
|  | depends on SERIAL_BFIN | 
|  | help | 
|  | Enable UART0 | 
|  |  | 
|  | config BFIN_UART0_CTSRTS | 
|  | bool "Enable UART0 hardware flow control" | 
|  | depends on SERIAL_BFIN_UART0 | 
|  | help | 
|  | Enable hardware flow control in the driver. | 
|  |  | 
|  | config SERIAL_BFIN_UART1 | 
|  | bool "Enable UART1" | 
|  | depends on SERIAL_BFIN && (!BF531 && !BF532 && !BF533 && !BF561) | 
|  | help | 
|  | Enable UART1 | 
|  |  | 
|  | config BFIN_UART1_CTSRTS | 
|  | bool "Enable UART1 hardware flow control" | 
|  | depends on SERIAL_BFIN_UART1 | 
|  | help | 
|  | Enable hardware flow control in the driver. | 
|  |  | 
|  | config SERIAL_BFIN_UART2 | 
|  | bool "Enable UART2" | 
|  | depends on SERIAL_BFIN && (BF54x || BF538 || BF539) | 
|  | help | 
|  | Enable UART2 | 
|  |  | 
|  | config BFIN_UART2_CTSRTS | 
|  | bool "Enable UART2 hardware flow control" | 
|  | depends on SERIAL_BFIN_UART2 | 
|  | help | 
|  | Enable hardware flow control in the driver. | 
|  |  | 
|  | config SERIAL_BFIN_UART3 | 
|  | bool "Enable UART3" | 
|  | depends on SERIAL_BFIN && (BF54x) | 
|  | help | 
|  | Enable UART3 | 
|  |  | 
|  | config BFIN_UART3_CTSRTS | 
|  | bool "Enable UART3 hardware flow control" | 
|  | depends on SERIAL_BFIN_UART3 | 
|  | help | 
|  | Enable hardware flow control in the driver. | 
|  |  | 
|  | config SERIAL_IMX | 
|  | tristate "IMX serial port support" | 
|  | depends on ARCH_MXC | 
|  | select SERIAL_CORE | 
|  | select RATIONAL | 
|  | help | 
|  | If you have a machine based on a Motorola IMX CPU you | 
|  | can enable its onboard serial port by enabling this option. | 
|  |  | 
|  | config SERIAL_IMX_CONSOLE | 
|  | bool "Console on IMX serial port" | 
|  | depends on SERIAL_IMX=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have enabled the serial port on the Freescale IMX | 
|  | CPU you can make it the console by answering Y to this option. | 
|  |  | 
|  | Even if you say Y here, the currently visible virtual console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttymxc0". (Try "man bootparam" or see the documentation of | 
|  | your bootloader about how to pass options to the kernel at boot time.) | 
|  |  | 
|  | config SERIAL_UARTLITE | 
|  | tristate "Xilinx uartlite serial port support" | 
|  | depends on PPC32 || MICROBLAZE || MFD_TIMBERDALE || ARCH_ZYNQ | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Say Y here if you want to use the Xilinx uartlite serial controller. | 
|  |  | 
|  | To compile this driver as a module, choose M here: the | 
|  | module will be called uartlite. | 
|  |  | 
|  | config SERIAL_UARTLITE_CONSOLE | 
|  | bool "Support for console on Xilinx uartlite serial port" | 
|  | depends on SERIAL_UARTLITE=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Say Y here if you wish to use a Xilinx uartlite as the system | 
|  | console (the system console is the device which receives all kernel | 
|  | messages and warnings and which allows logins in single user mode). | 
|  |  | 
|  | config SERIAL_SUNCORE | 
|  | bool | 
|  | depends on SPARC | 
|  | select SERIAL_CORE | 
|  | select SERIAL_CORE_CONSOLE | 
|  | default y | 
|  |  | 
|  | config SERIAL_SUNZILOG | 
|  | tristate "Sun Zilog8530 serial support" | 
|  | depends on SPARC | 
|  | help | 
|  | This driver supports the Zilog8530 serial ports found on many Sparc | 
|  | systems.  Say Y or M if you want to be able to these serial ports. | 
|  |  | 
|  | config SERIAL_SUNZILOG_CONSOLE | 
|  | bool "Console on Sun Zilog8530 serial port" | 
|  | depends on SERIAL_SUNZILOG=y | 
|  | help | 
|  | If you would like to be able to use the Zilog8530 serial port | 
|  | on your Sparc system as the console, you can do so by answering | 
|  | Y to this option. | 
|  |  | 
|  | config SERIAL_SUNSU | 
|  | tristate "Sun SU serial support" | 
|  | depends on SPARC && PCI | 
|  | help | 
|  | This driver supports the 8250 serial ports that run the keyboard and | 
|  | mouse on (PCI) UltraSPARC systems.  Say Y or M if you want to be able | 
|  | to these serial ports. | 
|  |  | 
|  | config SERIAL_SUNSU_CONSOLE | 
|  | bool "Console on Sun SU serial port" | 
|  | depends on SERIAL_SUNSU=y | 
|  | help | 
|  | If you would like to be able to use the SU serial port | 
|  | on your Sparc system as the console, you can do so by answering | 
|  | Y to this option. | 
|  |  | 
|  | config SERIAL_MUX | 
|  | tristate "Serial MUX support" | 
|  | depends on GSC | 
|  | select SERIAL_CORE | 
|  | default y | 
|  | ---help--- | 
|  | Saying Y here will enable the hardware MUX serial driver for | 
|  | the Nova, K class systems and D class with a 'remote control card'. | 
|  | The hardware MUX is not 8250/16550 compatible therefore the | 
|  | /dev/ttyB0 device is shared between the Serial MUX and the PDC | 
|  | software console. The following steps need to be completed to use | 
|  | the Serial MUX: | 
|  |  | 
|  | 1. create the device entry (mknod /dev/ttyB0 c 11 0) | 
|  | 2. Edit the /etc/inittab to start a getty listening on /dev/ttyB0 | 
|  | 3. Add device ttyB0 to /etc/securetty (if you want to log on as | 
|  | root on this console.) | 
|  | 4. Change the kernel command console parameter to: console=ttyB0 | 
|  |  | 
|  | config SERIAL_MUX_CONSOLE | 
|  | bool "Support for console on serial MUX" | 
|  | depends on SERIAL_MUX=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | default y | 
|  |  | 
|  | config PDC_CONSOLE | 
|  | bool "PDC software console support" | 
|  | depends on PARISC && !SERIAL_MUX && VT | 
|  | default n | 
|  | help | 
|  | Saying Y here will enable the software based PDC console to be | 
|  | used as the system console.  This is useful for machines in | 
|  | which the hardware based console has not been written yet.  The | 
|  | following steps must be competed to use the PDC console: | 
|  |  | 
|  | 1. create the device entry (mknod /dev/ttyB0 c 11 0) | 
|  | 2. Edit the /etc/inittab to start a getty listening on /dev/ttyB0 | 
|  | 3. Add device ttyB0 to /etc/securetty (if you want to log on as | 
|  | root on this console.) | 
|  | 4. Change the kernel command console parameter to: console=ttyB0 | 
|  |  | 
|  | config SERIAL_SUNSAB | 
|  | tristate "Sun Siemens SAB82532 serial support" | 
|  | depends on SPARC && PCI | 
|  | help | 
|  | This driver supports the Siemens SAB82532 DUSCC serial ports on newer | 
|  | (PCI) UltraSPARC systems.  Say Y or M if you want to be able to these | 
|  | serial ports. | 
|  |  | 
|  | config SERIAL_SUNSAB_CONSOLE | 
|  | bool "Console on Sun Siemens SAB82532 serial port" | 
|  | depends on SERIAL_SUNSAB=y | 
|  | help | 
|  | If you would like to be able to use the SAB82532 serial port | 
|  | on your Sparc system as the console, you can do so by answering | 
|  | Y to this option. | 
|  |  | 
|  | config SERIAL_SUNHV | 
|  | bool "Sun4v Hypervisor Console support" | 
|  | depends on SPARC64 | 
|  | help | 
|  | This driver supports the console device found on SUN4V Sparc | 
|  | systems.  Say Y if you want to be able to use this device. | 
|  |  | 
|  | config SERIAL_IP22_ZILOG | 
|  | tristate "SGI Zilog8530 serial support" | 
|  | depends on SGI_HAS_ZILOG | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the Zilog8530 serial ports found on SGI | 
|  | systems.  Say Y or M if you want to be able to these serial ports. | 
|  |  | 
|  | config SERIAL_IP22_ZILOG_CONSOLE | 
|  | bool "Console on SGI Zilog8530 serial port" | 
|  | depends on SERIAL_IP22_ZILOG=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | config SERIAL_SH_SCI | 
|  | tristate "SuperH SCI(F) serial port support" | 
|  | depends on HAVE_CLK && (SUPERH || ARM || COMPILE_TEST) | 
|  | select SERIAL_CORE | 
|  |  | 
|  | config SERIAL_SH_SCI_NR_UARTS | 
|  | int "Maximum number of SCI(F) serial ports" | 
|  | depends on SERIAL_SH_SCI | 
|  | default "2" | 
|  |  | 
|  | config SERIAL_SH_SCI_CONSOLE | 
|  | bool "Support for console on SuperH SCI(F)" | 
|  | depends on SERIAL_SH_SCI=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | config SERIAL_SH_SCI_DMA | 
|  | bool "DMA support" | 
|  | depends on SERIAL_SH_SCI && SH_DMAE | 
|  |  | 
|  | config SERIAL_PNX8XXX | 
|  | bool "Enable PNX8XXX SoCs' UART Support" | 
|  | depends on SOC_PNX833X | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have a MIPS-based Philips SoC such as PNX8330 and you want | 
|  | to use serial ports, say Y.  Otherwise, say N. | 
|  |  | 
|  | config SERIAL_PNX8XXX_CONSOLE | 
|  | bool "Enable PNX8XX0 serial console" | 
|  | depends on SERIAL_PNX8XXX | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have a MIPS-based Philips SoC such as PNX8330 and you want | 
|  | to use serial console, say Y. Otherwise, say N. | 
|  |  | 
|  | config SERIAL_HS_LPC32XX | 
|  | tristate "LPC32XX high speed serial port support" | 
|  | depends on ARCH_LPC32XX && OF | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Support for the LPC32XX high speed serial ports (up to 900kbps). | 
|  | Those are UARTs completely different from the Standard UARTs on the | 
|  | LPC32XX SoC. | 
|  | Choose M or Y here to build this driver. | 
|  |  | 
|  | config SERIAL_HS_LPC32XX_CONSOLE | 
|  | bool "Enable LPC32XX high speed UART serial console" | 
|  | depends on SERIAL_HS_LPC32XX | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you would like to be able to use one of the high speed serial | 
|  | ports on the LPC32XX as the console, you can do so by answering | 
|  | Y to this option. | 
|  |  | 
|  | config SERIAL_CORE | 
|  | tristate | 
|  |  | 
|  | config SERIAL_CORE_CONSOLE | 
|  | bool | 
|  |  | 
|  | config CONSOLE_POLL | 
|  | bool | 
|  |  | 
|  | config SERIAL_68328 | 
|  | bool "68328 serial support" | 
|  | depends on M68328 || M68EZ328 || M68VZ328 | 
|  | help | 
|  | This driver supports the built-in serial port of the Motorola 68328 | 
|  | (standard, EZ and VZ varieties). | 
|  |  | 
|  | config SERIAL_68328_RTS_CTS | 
|  | bool "Support RTS/CTS on 68328 serial port" | 
|  | depends on SERIAL_68328 | 
|  |  | 
|  | config SERIAL_MCF | 
|  | bool "Coldfire serial support" | 
|  | depends on COLDFIRE | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This serial driver supports the Freescale Coldfire serial ports. | 
|  |  | 
|  | config SERIAL_MCF_BAUDRATE | 
|  | int "Default baudrate for Coldfire serial ports" | 
|  | depends on SERIAL_MCF | 
|  | default 19200 | 
|  | help | 
|  | This setting lets you define what the default baudrate is for the | 
|  | ColdFire serial ports. The usual default varies from board to board, | 
|  | and this setting is a way of catering for that. | 
|  |  | 
|  | config SERIAL_MCF_CONSOLE | 
|  | bool "Coldfire serial console support" | 
|  | depends on SERIAL_MCF | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Enable a ColdFire internal serial port to be the system console. | 
|  |  | 
|  | config SERIAL_PMACZILOG | 
|  | tristate "Mac or PowerMac z85c30 ESCC support" | 
|  | depends on (M68K && MAC) || (PPC_OF && PPC_PMAC) | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the Zilog z85C30 serial ports found on | 
|  | (Power)Mac machines. | 
|  | Say Y or M if you want to be able to these serial ports. | 
|  |  | 
|  | config SERIAL_PMACZILOG_TTYS | 
|  | bool "Use ttySn device nodes for Zilog z85c30" | 
|  | depends on SERIAL_PMACZILOG | 
|  | help | 
|  | The pmac_zilog driver for the z85C30 chip on many powermacs | 
|  | historically used the device numbers for /dev/ttySn.  The | 
|  | 8250 serial port driver also uses these numbers, which means | 
|  | the two drivers being unable to coexist; you could not use | 
|  | both z85C30 and 8250 type ports at the same time. | 
|  |  | 
|  | If this option is not selected, the pmac_zilog driver will | 
|  | use the device numbers allocated for /dev/ttyPZn.  This allows | 
|  | the pmac_zilog and 8250 drivers to co-exist, but may cause | 
|  | existing userspace setups to break.  Programs that need to | 
|  | access the built-in serial ports on powermacs will need to | 
|  | be reconfigured to use /dev/ttyPZn instead of /dev/ttySn. | 
|  |  | 
|  | If you enable this option, any z85c30 ports in the system will | 
|  | be registered as ttyS0 onwards as in the past, and you will be | 
|  | unable to use the 8250 module for PCMCIA or other 16C550-style | 
|  | UARTs. | 
|  |  | 
|  | Say N unless you need the z85c30 ports on your (Power)Mac | 
|  | to appear as /dev/ttySn. | 
|  |  | 
|  | config SERIAL_PMACZILOG_CONSOLE | 
|  | bool "Console on Mac or PowerMac z85c30 serial port" | 
|  | depends on SERIAL_PMACZILOG=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you would like to be able to use the z85c30 serial port | 
|  | on your (Power)Mac as the console, you can do so by answering | 
|  | Y to this option. | 
|  |  | 
|  | config SERIAL_CPM | 
|  | tristate "CPM SCC/SMC serial port support" | 
|  | depends on CPM2 || 8xx | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the SCC and SMC serial ports on Motorola | 
|  | embedded PowerPC that contain a CPM1 (8xx) or CPM2 (8xxx) | 
|  |  | 
|  | config SERIAL_CPM_CONSOLE | 
|  | bool "Support for console on CPM SCC/SMC serial port" | 
|  | depends on SERIAL_CPM=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Say Y here if you wish to use a SCC or SMC CPM UART as the system | 
|  | console (the system console is the device which receives all kernel | 
|  | messages and warnings and which allows logins in single user mode). | 
|  |  | 
|  | Even if you say Y here, the currently visible framebuffer console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttyCPM0". (Try "man bootparam" or see the documentation of | 
|  | your boot loader (lilo or loadlin) about how to pass options to the | 
|  | kernel at boot time.) | 
|  |  | 
|  | config SERIAL_SGI_L1_CONSOLE | 
|  | bool "SGI Altix L1 serial console support" | 
|  | depends on IA64_GENERIC || IA64_SGI_SN2 | 
|  | select SERIAL_CORE | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have an SGI Altix and you would like to use the system | 
|  | controller serial port as your console (you want this!), | 
|  | say Y.  Otherwise, say N. | 
|  |  | 
|  | config SERIAL_MPC52xx | 
|  | tristate "Freescale MPC52xx/MPC512x family PSC serial support" | 
|  | depends on PPC_MPC52xx || PPC_MPC512x | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports MPC52xx and MPC512x PSC serial ports. If you would | 
|  | like to use them, you must answer Y or M to this option. Note that | 
|  | for use as console, it must be included in kernel and not as a | 
|  | module. | 
|  |  | 
|  | config SERIAL_MPC52xx_CONSOLE | 
|  | bool "Console on a Freescale MPC52xx/MPC512x family PSC serial port" | 
|  | depends on SERIAL_MPC52xx=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Select this options if you'd like to use one of the PSC serial port | 
|  | of the Freescale MPC52xx family as a console. | 
|  |  | 
|  | config SERIAL_MPC52xx_CONSOLE_BAUD | 
|  | int "Freescale MPC52xx/MPC512x family PSC serial port baud" | 
|  | depends on SERIAL_MPC52xx_CONSOLE=y | 
|  | default "9600" | 
|  | help | 
|  | Select the MPC52xx console baud rate. | 
|  | This value is only used if the bootloader doesn't pass in the | 
|  | console baudrate | 
|  |  | 
|  | config SERIAL_ICOM | 
|  | tristate "IBM Multiport Serial Adapter" | 
|  | depends on PCI && PPC_PSERIES | 
|  | select SERIAL_CORE | 
|  | select FW_LOADER | 
|  | help | 
|  | This driver is for a family of multiport serial adapters | 
|  | including 2 port RVX, 2 port internal modem, 4 port internal | 
|  | modem and a split 1 port RVX and 1 port internal modem. | 
|  |  | 
|  | This driver can also be built as a module.  If so, the module | 
|  | will be called icom. | 
|  |  | 
|  | config SERIAL_M32R_SIO | 
|  | bool "M32R SIO I/F" | 
|  | depends on M32R | 
|  | default y | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Say Y here if you want to use the M32R serial controller. | 
|  |  | 
|  | config SERIAL_M32R_SIO_CONSOLE | 
|  | bool "use SIO console" | 
|  | depends on SERIAL_M32R_SIO=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Say Y here if you want to support a serial console. | 
|  |  | 
|  | If you use an M3T-M32700UT or an OPSPUT platform, | 
|  | please say also y for SERIAL_M32R_PLDSIO. | 
|  |  | 
|  | config SERIAL_M32R_PLDSIO | 
|  | bool "M32R SIO I/F on a PLD" | 
|  | depends on SERIAL_M32R_SIO=y && (PLAT_OPSPUT || PLAT_USRV || PLAT_M32700UT) | 
|  | default n | 
|  | help | 
|  | Say Y here if you want to use the M32R serial controller | 
|  | on a PLD (Programmable Logic Device). | 
|  |  | 
|  | If you use an M3T-M32700UT or an OPSPUT platform, | 
|  | please say Y. | 
|  |  | 
|  | config SERIAL_TXX9 | 
|  | bool "TMPTX39XX/49XX SIO support" | 
|  | depends on HAS_TXX9_SERIAL | 
|  | select SERIAL_CORE | 
|  | default y | 
|  |  | 
|  | config HAS_TXX9_SERIAL | 
|  | bool | 
|  |  | 
|  | config SERIAL_TXX9_NR_UARTS | 
|  | int "Maximum number of TMPTX39XX/49XX SIO ports" | 
|  | depends on SERIAL_TXX9 | 
|  | default "6" | 
|  |  | 
|  | config SERIAL_TXX9_CONSOLE | 
|  | bool "TMPTX39XX/49XX SIO Console support" | 
|  | depends on SERIAL_TXX9=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | config SERIAL_TXX9_STDSERIAL | 
|  | bool "TX39XX/49XX SIO act as standard serial" | 
|  | depends on !SERIAL_8250 && SERIAL_TXX9 | 
|  |  | 
|  | config SERIAL_VR41XX | 
|  | tristate "NEC VR4100 series Serial Interface Unit support" | 
|  | depends on CPU_VR41XX | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have a NEC VR4100 series processor and you want to use | 
|  | Serial Interface Unit(SIU) or Debug Serial Interface Unit(DSIU) | 
|  | (not include VR4111/VR4121 DSIU), say Y.  Otherwise, say N. | 
|  |  | 
|  | config SERIAL_VR41XX_CONSOLE | 
|  | bool "Enable NEC VR4100 series Serial Interface Unit console" | 
|  | depends on SERIAL_VR41XX=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have a NEC VR4100 series processor and you want to use | 
|  | a console on a serial port, say Y.  Otherwise, say N. | 
|  |  | 
|  | config SERIAL_JSM | 
|  | tristate "Digi International NEO PCI Support" | 
|  | depends on PCI | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This is a driver for Digi International's Neo series | 
|  | of cards which provide multiple serial ports. You would need | 
|  | something like this to connect more than two modems to your Linux | 
|  | box, for instance in order to become a dial-in server. This driver | 
|  | supports PCI boards only. | 
|  |  | 
|  | If you have a card like this, say Y here, otherwise say N. | 
|  |  | 
|  | To compile this driver as a module, choose M here: the | 
|  | module will be called jsm. | 
|  |  | 
|  | config SERIAL_SGI_IOC4 | 
|  | tristate "SGI IOC4 controller serial support" | 
|  | depends on (IA64_GENERIC || IA64_SGI_SN2) && SGI_IOC4 | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have an SGI Altix with an IOC4 based Base IO card | 
|  | and wish to use the serial ports on this card, say Y. | 
|  | Otherwise, say N. | 
|  |  | 
|  | config SERIAL_SGI_IOC3 | 
|  | tristate "SGI Altix IOC3 serial support" | 
|  | depends on (IA64_GENERIC || IA64_SGI_SN2) && SGI_IOC3 | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have an SGI Altix with an IOC3 serial card, | 
|  | say Y or M.  Otherwise, say N. | 
|  |  | 
|  | config SERIAL_MSM | 
|  | bool "MSM on-chip serial port support" | 
|  | depends on ARCH_MSM | 
|  | select SERIAL_CORE | 
|  |  | 
|  | config SERIAL_MSM_CONSOLE | 
|  | bool "MSM serial console support" | 
|  | depends on SERIAL_MSM=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | config SERIAL_MSM_HS | 
|  | tristate "MSM UART High Speed: Serial Driver" | 
|  | depends on ARCH_MSM7X00A || ARCH_MSM7X30 || ARCH_QSD8X50 | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have a machine based on MSM family of SoCs, you | 
|  | can enable its onboard high speed serial port by enabling | 
|  | this option. | 
|  |  | 
|  | Choose M here to compile it as a module. The module will be | 
|  | called msm_serial_hs. | 
|  |  | 
|  | config SERIAL_VT8500 | 
|  | bool "VIA VT8500 on-chip serial port support" | 
|  | depends on ARCH_VT8500 | 
|  | select SERIAL_CORE | 
|  |  | 
|  | config SERIAL_VT8500_CONSOLE | 
|  | bool "VIA VT8500 serial console support" | 
|  | depends on SERIAL_VT8500=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | config SERIAL_NETX | 
|  | tristate "NetX serial port support" | 
|  | depends on ARCH_NETX | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have a machine based on a Hilscher NetX SoC you | 
|  | can enable its onboard serial port by enabling this option. | 
|  |  | 
|  | To compile this driver as a module, choose M here: the | 
|  | module will be called netx-serial. | 
|  |  | 
|  | config SERIAL_NETX_CONSOLE | 
|  | bool "Console on NetX serial port" | 
|  | depends on SERIAL_NETX=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have enabled the serial port on the Hilscher NetX SoC | 
|  | you can make it the console by answering Y to this option. | 
|  |  | 
|  | config SERIAL_OF_PLATFORM | 
|  | tristate "Serial port on Open Firmware platform bus" | 
|  | depends on OF | 
|  | depends on SERIAL_8250 || SERIAL_OF_PLATFORM_NWPSERIAL | 
|  | help | 
|  | If you have a PowerPC based system that has serial ports | 
|  | on a platform specific bus, you should enable this option. | 
|  | Currently, only 8250 compatible ports are supported, but | 
|  | others can easily be added. | 
|  |  | 
|  | config SERIAL_OMAP | 
|  | tristate "OMAP serial port support" | 
|  | depends on ARCH_OMAP2PLUS | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have a machine based on an Texas Instruments OMAP CPU you | 
|  | can enable its onboard serial ports by enabling this option. | 
|  |  | 
|  | By enabling this option you take advantage of dma feature available | 
|  | with the omap-serial driver. DMA support can be enabled from platform | 
|  | data. | 
|  |  | 
|  | config SERIAL_OMAP_CONSOLE | 
|  | bool "Console on OMAP serial port" | 
|  | depends on SERIAL_OMAP=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Select this option if you would like to use omap serial port as | 
|  | console. | 
|  |  | 
|  | Even if you say Y here, the currently visible virtual console | 
|  | (/dev/tty0) will still be used as the system console by default, but | 
|  | you can alter that using a kernel command line option such as | 
|  | "console=ttyOx". (Try "man bootparam" or see the documentation of | 
|  | your boot loader about how to pass options to the kernel at | 
|  | boot time.) | 
|  |  | 
|  | config SERIAL_OF_PLATFORM_NWPSERIAL | 
|  | tristate "NWP serial port driver" | 
|  | depends on PPC_OF && PPC_DCR | 
|  | select SERIAL_OF_PLATFORM | 
|  | select SERIAL_CORE_CONSOLE | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the cell network processor nwp serial | 
|  | device. | 
|  |  | 
|  | config SERIAL_OF_PLATFORM_NWPSERIAL_CONSOLE | 
|  | bool "Console on NWP serial port" | 
|  | depends on SERIAL_OF_PLATFORM_NWPSERIAL=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Support for Console on the NWP serial ports. | 
|  |  | 
|  | config SERIAL_LANTIQ | 
|  | bool "Lantiq serial driver" | 
|  | depends on LANTIQ | 
|  | select SERIAL_CORE | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Support for console and UART on Lantiq SoCs. | 
|  |  | 
|  | config SERIAL_QE | 
|  | tristate "Freescale QUICC Engine serial port support" | 
|  | depends on QUICC_ENGINE | 
|  | select SERIAL_CORE | 
|  | select FW_LOADER | 
|  | default n | 
|  | help | 
|  | This driver supports the QE serial ports on Freescale embedded | 
|  | PowerPC that contain a QUICC Engine. | 
|  |  | 
|  | config SERIAL_SCCNXP | 
|  | tristate "SCCNXP serial port support" | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This selects support for an advanced UART from NXP (Philips). | 
|  | Supported ICs are SCC2681, SCC2691, SCC2692, SC28L91, SC28L92, | 
|  | SC28L202, SCC68681 and SCC68692. | 
|  |  | 
|  | config SERIAL_SCCNXP_CONSOLE | 
|  | bool "Console on SCCNXP serial port" | 
|  | depends on SERIAL_SCCNXP=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Support for console on SCCNXP serial ports. | 
|  |  | 
|  | config SERIAL_BFIN_SPORT | 
|  | tristate "Blackfin SPORT emulate UART" | 
|  | depends on BLACKFIN | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Enable SPORT emulate UART on Blackfin series. | 
|  |  | 
|  | To compile this driver as a module, choose M here: the | 
|  | module will be called bfin_sport_uart. | 
|  |  | 
|  | config SERIAL_BFIN_SPORT_CONSOLE | 
|  | bool "Console on Blackfin sport emulated uart" | 
|  | depends on SERIAL_BFIN_SPORT=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | config SERIAL_BFIN_SPORT0_UART | 
|  | bool "Enable UART over SPORT0" | 
|  | depends on SERIAL_BFIN_SPORT && !(BF542 || BF544) | 
|  | help | 
|  | Enable UART over SPORT0 | 
|  |  | 
|  | config SERIAL_BFIN_SPORT0_UART_CTSRTS | 
|  | bool "Enable UART over SPORT0 hardware flow control" | 
|  | depends on SERIAL_BFIN_SPORT0_UART | 
|  | help | 
|  | Enable hardware flow control in the driver. | 
|  |  | 
|  | config SERIAL_BFIN_SPORT1_UART | 
|  | bool "Enable UART over SPORT1" | 
|  | depends on SERIAL_BFIN_SPORT | 
|  | help | 
|  | Enable UART over SPORT1 | 
|  |  | 
|  | config SERIAL_BFIN_SPORT1_UART_CTSRTS | 
|  | bool "Enable UART over SPORT1 hardware flow control" | 
|  | depends on SERIAL_BFIN_SPORT1_UART | 
|  | help | 
|  | Enable hardware flow control in the driver. | 
|  |  | 
|  | config SERIAL_BFIN_SPORT2_UART | 
|  | bool "Enable UART over SPORT2" | 
|  | depends on SERIAL_BFIN_SPORT && (BF54x || BF538 || BF539) | 
|  | help | 
|  | Enable UART over SPORT2 | 
|  |  | 
|  | config SERIAL_BFIN_SPORT2_UART_CTSRTS | 
|  | bool "Enable UART over SPORT2 hardware flow control" | 
|  | depends on SERIAL_BFIN_SPORT2_UART | 
|  | help | 
|  | Enable hardware flow control in the driver. | 
|  |  | 
|  | config SERIAL_BFIN_SPORT3_UART | 
|  | bool "Enable UART over SPORT3" | 
|  | depends on SERIAL_BFIN_SPORT && (BF54x || BF538 || BF539) | 
|  | help | 
|  | Enable UART over SPORT3 | 
|  |  | 
|  | config SERIAL_BFIN_SPORT3_UART_CTSRTS | 
|  | bool "Enable UART over SPORT3 hardware flow control" | 
|  | depends on SERIAL_BFIN_SPORT3_UART | 
|  | help | 
|  | Enable hardware flow control in the driver. | 
|  |  | 
|  | config SERIAL_TIMBERDALE | 
|  | tristate "Support for timberdale UART" | 
|  | select SERIAL_CORE | 
|  | ---help--- | 
|  | Add support for UART controller on timberdale. | 
|  |  | 
|  | config SERIAL_BCM63XX | 
|  | tristate "bcm63xx serial port support" | 
|  | select SERIAL_CORE | 
|  | depends on BCM63XX | 
|  | help | 
|  | If you have a bcm63xx CPU, you can enable its onboard | 
|  | serial port by enabling this options. | 
|  |  | 
|  | To compile this driver as a module, choose M here: the | 
|  | module will be called bcm963xx_uart. | 
|  |  | 
|  | config SERIAL_BCM63XX_CONSOLE | 
|  | bool "Console on bcm63xx serial port" | 
|  | depends on SERIAL_BCM63XX=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have enabled the serial port on the bcm63xx CPU | 
|  | you can make it the console by answering Y to this option. | 
|  |  | 
|  | config SERIAL_GRLIB_GAISLER_APBUART | 
|  | tristate "GRLIB APBUART serial support" | 
|  | depends on OF && SPARC | 
|  | select SERIAL_CORE | 
|  | ---help--- | 
|  | Add support for the GRLIB APBUART serial port. | 
|  |  | 
|  | config SERIAL_GRLIB_GAISLER_APBUART_CONSOLE | 
|  | bool "Console on GRLIB APBUART serial port" | 
|  | depends on SERIAL_GRLIB_GAISLER_APBUART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Support for running a console on the GRLIB APBUART | 
|  |  | 
|  | config SERIAL_ALTERA_JTAGUART | 
|  | tristate "Altera JTAG UART support" | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the Altera JTAG UART port. | 
|  |  | 
|  | config SERIAL_ALTERA_JTAGUART_CONSOLE | 
|  | bool "Altera JTAG UART console support" | 
|  | depends on SERIAL_ALTERA_JTAGUART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Enable a Altera JTAG UART port to be the system console. | 
|  |  | 
|  | config SERIAL_ALTERA_JTAGUART_CONSOLE_BYPASS | 
|  | bool "Bypass output when no connection" | 
|  | depends on SERIAL_ALTERA_JTAGUART_CONSOLE | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Bypass console output and keep going even if there is no | 
|  | JTAG terminal connection with the host. | 
|  |  | 
|  | config SERIAL_ALTERA_UART | 
|  | tristate "Altera UART support" | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the Altera softcore UART port. | 
|  |  | 
|  | config SERIAL_ALTERA_UART_MAXPORTS | 
|  | int "Maximum number of Altera UART ports" | 
|  | depends on SERIAL_ALTERA_UART | 
|  | default 4 | 
|  | help | 
|  | This setting lets you define the maximum number of the Altera | 
|  | UART ports. The usual default varies from board to board, and | 
|  | this setting is a way of catering for that. | 
|  |  | 
|  | config SERIAL_ALTERA_UART_BAUDRATE | 
|  | int "Default baudrate for Altera UART ports" | 
|  | depends on SERIAL_ALTERA_UART | 
|  | default 115200 | 
|  | help | 
|  | This setting lets you define what the default baudrate is for the | 
|  | Altera UART ports. The usual default varies from board to board, | 
|  | and this setting is a way of catering for that. | 
|  |  | 
|  | config SERIAL_ALTERA_UART_CONSOLE | 
|  | bool "Altera UART console support" | 
|  | depends on SERIAL_ALTERA_UART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Enable a Altera UART port to be the system console. | 
|  |  | 
|  | config SERIAL_IFX6X60 | 
|  | tristate "SPI protocol driver for Infineon 6x60 modem (EXPERIMENTAL)" | 
|  | depends on GPIOLIB && SPI | 
|  | help | 
|  | Support for the IFX6x60 modem devices on Intel MID platforms. | 
|  |  | 
|  | config SERIAL_PCH_UART | 
|  | tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) UART" | 
|  | depends on PCI | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver is for PCH(Platform controller Hub) UART of Intel EG20T | 
|  | which is an IOH(Input/Output Hub) for x86 embedded processor. | 
|  | Enabling PCH_DMA, this PCH UART works as DMA mode. | 
|  |  | 
|  | This driver also can be used for LAPIS Semiconductor IOH(Input/ | 
|  | Output Hub), ML7213, ML7223 and ML7831. | 
|  | ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is | 
|  | for MP(Media Phone) use and ML7831 IOH is for general purpose use. | 
|  | ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. | 
|  | ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. | 
|  |  | 
|  | config SERIAL_PCH_UART_CONSOLE | 
|  | bool "Support for console on Intel EG20T PCH UART/OKI SEMICONDUCTOR ML7213 IOH" | 
|  | depends on SERIAL_PCH_UART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Say Y here if you wish to use the PCH UART as the system console | 
|  | (the system  console is the device which receives all kernel messages and | 
|  | warnings and which allows logins in single user mode). | 
|  |  | 
|  | config SERIAL_MSM_SMD | 
|  | bool "Enable tty device interface for some SMD ports" | 
|  | default n | 
|  | depends on MSM_SMD | 
|  | help | 
|  | Enables userspace clients to read and write to some streaming SMD | 
|  | ports via tty device interface for MSM chipset. | 
|  |  | 
|  | config SERIAL_MXS_AUART | 
|  | depends on ARCH_MXS | 
|  | tristate "MXS AUART support" | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the MXS Application UART (AUART) port. | 
|  |  | 
|  | config SERIAL_MXS_AUART_CONSOLE | 
|  | bool "MXS AUART console support" | 
|  | depends on SERIAL_MXS_AUART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Enable a MXS AUART port to be the system console. | 
|  |  | 
|  | config SERIAL_XILINX_PS_UART | 
|  | tristate "Xilinx PS UART support" | 
|  | depends on OF | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the Xilinx PS UART port. | 
|  |  | 
|  | config SERIAL_XILINX_PS_UART_CONSOLE | 
|  | bool "Xilinx PS UART console support" | 
|  | depends on SERIAL_XILINX_PS_UART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Enable a Xilinx PS UART port to be the system console. | 
|  |  | 
|  | config SERIAL_AR933X | 
|  | tristate "AR933X serial port support" | 
|  | depends on HAVE_CLK && SOC_AR933X | 
|  | select SERIAL_CORE | 
|  | help | 
|  | If you have an Atheros AR933X SOC based board and want to use the | 
|  | built-in UART of the SoC, say Y to this option. | 
|  |  | 
|  | To compile this driver as a module, choose M here: the | 
|  | module will be called ar933x_uart. | 
|  |  | 
|  | config SERIAL_AR933X_CONSOLE | 
|  | bool "Console on AR933X serial port" | 
|  | depends on SERIAL_AR933X=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Enable a built-in UART port of the AR933X to be the system console. | 
|  |  | 
|  | config SERIAL_AR933X_NR_UARTS | 
|  | int "Maximum number of AR933X serial ports" | 
|  | depends on SERIAL_AR933X | 
|  | default "2" | 
|  | help | 
|  | Set this to the number of serial ports you want the driver | 
|  | to support. | 
|  |  | 
|  | config SERIAL_EFM32_UART | 
|  | tristate "EFM32 UART/USART port" | 
|  | depends on ARM && (ARCH_EFM32 || COMPILE_TEST) | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver support the USART and UART ports on | 
|  | Energy Micro's efm32 SoCs. | 
|  |  | 
|  | config SERIAL_EFM32_UART_CONSOLE | 
|  | bool "EFM32 UART/USART console support" | 
|  | depends on SERIAL_EFM32_UART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | config SERIAL_TILEGX | 
|  | tristate "TILE-Gx on-chip serial port support" | 
|  | depends on TILEGX | 
|  | select TILE_GXIO_UART | 
|  | select SERIAL_CORE | 
|  | ---help--- | 
|  | This device provides access to the on-chip UARTs on the TILE-Gx | 
|  | processor. | 
|  |  | 
|  | config SERIAL_ARC | 
|  | tristate "ARC UART driver support" | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Driver for on-chip UART for ARC(Synopsys) for the legacy | 
|  | FPGA Boards (ML50x/ARCAngel4) | 
|  |  | 
|  | config SERIAL_ARC_CONSOLE | 
|  | bool "Console on ARC UART" | 
|  | depends on SERIAL_ARC=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | Enable system Console on ARC UART | 
|  |  | 
|  | config SERIAL_ARC_NR_PORTS | 
|  | int "Number of ARC UART ports" | 
|  | depends on SERIAL_ARC | 
|  | range 1 3 | 
|  | default "1" | 
|  | help | 
|  | Set this to the number of serial ports you want the driver | 
|  | to support. | 
|  |  | 
|  | config SERIAL_RP2 | 
|  | tristate "Comtrol RocketPort EXPRESS/INFINITY support" | 
|  | depends on PCI | 
|  | select SERIAL_CORE | 
|  | help | 
|  | This driver supports the Comtrol RocketPort EXPRESS and | 
|  | RocketPort INFINITY families of PCI/PCIe multiport serial adapters. | 
|  | These adapters use a "RocketPort 2" ASIC that is not compatible | 
|  | with the original RocketPort driver (CONFIG_ROCKETPORT). | 
|  |  | 
|  | To compile this driver as a module, choose M here: the | 
|  | module will be called rp2. | 
|  |  | 
|  | If you want to compile this driver into the kernel, say Y here.  If | 
|  | you don't have a suitable RocketPort card installed, say N. | 
|  |  | 
|  | config SERIAL_RP2_NR_UARTS | 
|  | int "Maximum number of RocketPort EXPRESS/INFINITY ports" | 
|  | depends on SERIAL_RP2 | 
|  | default "32" | 
|  | help | 
|  | If multiple cards are present, the default limit of 32 ports may | 
|  | need to be increased. | 
|  |  | 
|  | config SERIAL_FSL_LPUART | 
|  | tristate "Freescale lpuart serial port support" | 
|  | select SERIAL_CORE | 
|  | help | 
|  | Support for the on-chip lpuart on some Freescale SOCs. | 
|  |  | 
|  | config SERIAL_FSL_LPUART_CONSOLE | 
|  | bool "Console on Freescale lpuart serial port" | 
|  | depends on SERIAL_FSL_LPUART=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  | help | 
|  | If you have enabled the lpuart serial port on the Freescale SoCs, | 
|  | you can make it the console by answering Y to this option. | 
|  |  | 
|  | config SERIAL_ST_ASC | 
|  | tristate "ST ASC serial port support" | 
|  | select SERIAL_CORE | 
|  | depends on ARM || COMPILE_TEST | 
|  | help | 
|  | This driver is for the on-chip Asychronous Serial Controller on | 
|  | STMicroelectronics STi SoCs. | 
|  | ASC is embedded in ST COMMS IP block. It supports Rx & Tx functionality. | 
|  | It support all industry standard baud rates. | 
|  |  | 
|  | If unsure, say N. | 
|  |  | 
|  | config SERIAL_ST_ASC_CONSOLE | 
|  | bool "Support for console on ST ASC" | 
|  | depends on SERIAL_ST_ASC=y | 
|  | select SERIAL_CORE_CONSOLE | 
|  |  | 
|  | endmenu | 
|  |  | 
|  | endif # TTY |