diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/serial/Kconfig | 24 | ||||
| -rw-r--r-- | drivers/serial/atmel_serial.c | 4 |
2 files changed, 16 insertions, 12 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig index ba19ab571f98..b0d502622d94 100644 --- a/drivers/serial/Kconfig +++ b/drivers/serial/Kconfig @@ -301,31 +301,31 @@ config SERIAL_AMBA_PL011_CONSOLE config SERIAL_ATMEL bool "AT91 / AT32 on-chip serial port support" - depends on ARM && (ARCH_AT91RM9200 || ARCH_AT91SAM9261) + depends on (ARM && ARCH_AT91) || AVR32 select SERIAL_CORE help This enables the driver for the on-chip UARTs of the Atmel - AT91RM9200 and AT91SAM926 processor. + 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 a UART on the Atmel AT91RM9200 or - AT91SAM9261 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). + 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_TTYAT - bool "Install as device ttyAT0-4 instead of ttyS0-4" + bool "Install as device ttyATn instead of ttySn" depends on SERIAL_ATMEL=y help - Say Y here if you wish to have the five internal AT91RM9200 UARTs - appear as /dev/ttyAT0-4 (major 204, minor 154-158) instead of the - normal /dev/ttyS0-4 (major 4, minor 64-68). This is necessary if - you also want other UARTs, such as external 8250/16C550 compatible - UARTs. + 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. diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index 34212df39800..61db2166fbb5 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -39,8 +39,10 @@ #include <asm/arch/at91rm9200_pdc.h> #include <asm/mach/serial_at91.h> #include <asm/arch/board.h> +#ifdef CONFIG_ARM #include <asm/arch/system.h> #include <asm/arch/gpio.h> +#endif #include "atmel_serial.h" @@ -135,6 +137,7 @@ static void atmel_set_mctrl(struct uart_port *port, u_int mctrl) unsigned int control = 0; unsigned int mode; +#ifdef CONFIG_ARM if (arch_identify() == ARCH_ID_AT91RM9200) { /* * AT91RM9200 Errata #39: RTS0 is not internally connected to PA21. @@ -147,6 +150,7 @@ static void atmel_set_mctrl(struct uart_port *port, u_int mctrl) at91_set_gpio_value(AT91_PIN_PA21, 1); } } +#endif if (mctrl & TIOCM_RTS) control |= ATMEL_US_RTSEN; |