diff options
Diffstat (limited to 'drivers/serial/Kconfig')
| -rw-r--r-- | drivers/serial/Kconfig | 130 |
1 files changed, 121 insertions, 9 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index 8104fdf02681..a427e6fef050 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -62,8 +62,22 @@ config SERIAL_8250_CONSOLE kernel will automatically use the first serial line, /dev/ttyS0, as system console. + you can set that using a kernel command line option such as + "console=uart8250,io,0x3f8,9600n8" + "console=uart8250,mmio,0xff5e0000,115200n8". + and it will switch to normal serial console when correponding port is + ready. + "earlycon=uart8250,io,0x3f8,9600n8" + "earlycon=uart8250,mmio,0xff5e0000,115200n8". + it will not only setup early console. + If unsure, say N. +config FIX_EARLYCON_MEM + bool + depends on X86 + default y + config SERIAL_8250_GSC tristate depends on SERIAL_8250 && GSC @@ -345,6 +359,34 @@ config SERIAL_AMBA_PL011_CONSOLE 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 (ARM && ARCH_AT91) || AVR32 @@ -465,6 +507,36 @@ config SERIAL_DZ_CONSOLE 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 ARM && FOOTBRIDGE @@ -564,7 +636,7 @@ config SERIAL_BFIN config SERIAL_BFIN_CONSOLE bool "Console on Blackfin serial port" - depends on SERIAL_BFIN + depends on SERIAL_BFIN=y select SERIAL_CORE_CONSOLE choice @@ -577,7 +649,7 @@ choice config SERIAL_BFIN_DMA bool "DMA mode" - depends on DMA_UNCACHED_1M + depends on DMA_UNCACHED_1M && !KGDB_UART help This driver works under DMA mode. If this option is selected, the blackfin simple dma driver is also enabled. @@ -620,7 +692,7 @@ config UART0_RTS_PIN config SERIAL_BFIN_UART1 bool "Enable UART1" - depends on SERIAL_BFIN && (BF534 || BF536 || BF537) + depends on SERIAL_BFIN && (BF534 || BF536 || BF537 || BF54x) help Enable UART1 @@ -633,18 +705,58 @@ config BFIN_UART1_CTSRTS config UART1_CTS_PIN int "UART1 CTS pin" - depends on BFIN_UART1_CTSRTS + depends on BFIN_UART1_CTSRTS && (BF53x || BF561) default -1 help Refer to ./include/asm-blackfin/gpio.h to see the GPIO map. config UART1_RTS_PIN int "UART1 RTS pin" - depends on BFIN_UART1_CTSRTS + depends on BFIN_UART1_CTSRTS && (BF53x || BF561) + default -1 + help + Refer to ./include/asm-blackfin/gpio.h to see the GPIO map. + +config SERIAL_BFIN_UART2 + bool "Enable UART2" + depends on SERIAL_BFIN && (BF54x) + 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. Using GPIO emulate the CTS/RTS + signal. + +config UART2_CTS_PIN + int "UART2 CTS pin" + depends on BFIN_UART2_CTSRTS default -1 help Refer to ./include/asm-blackfin/gpio.h to see the GPIO map. +config UART2_RTS_PIN + int "UART2 RTS pin" + depends on BFIN_UART2_CTSRTS + default -1 + help + Refer to ./include/asm-blackfin/gpio.h to see the GPIO map. + +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. Using GPIO emulate the CTS/RTS + signal. + config SERIAL_IMX bool "IMX serial port support" depends on ARM && ARCH_IMX @@ -745,10 +857,10 @@ config SERIAL_MUX 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 + bool "Support for console on serial MUX" + depends on SERIAL_MUX=y select SERIAL_CORE_CONSOLE - default y + default y config PDC_CONSOLE bool "PDC software console support" @@ -1104,7 +1216,7 @@ config SERIAL_VR41XX config SERIAL_VR41XX_CONSOLE bool "Enable NEC VR4100 series Serial Interface Unit console" - depends on SERIAL_VR41XX + depends on SERIAL_VR41XX=y select SERIAL_CORE_CONSOLE help If you have a NEC VR4100 series processor and you want to use |