serial:blackfin: rename Blackfin serial driver to bfin_uart.c

bfin_5xx.c is not a general name for all Blackfin chips.
Signed-off-by: NSonic Zhang <sonic.zhang@analog.com>
Acked-by: NAlan Cox <alan@linux.intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/tty/serial/Kconfig

@@ -722,7 +722,7 @@ config SERIAL_BFIN
 	  Add support for the built-in UARTs on the Blackfin.
 
 	  To compile this driver as a module, choose M here: the
-	  module will be called bfin_5xx.
+	  module is named bfin_uart.ko.
 
 config SERIAL_BFIN_CONSOLE
 	bool "Console on Blackfin serial port"

drivers/tty/serial/Makefile

@@ -35,7 +35,7 @@ obj-$(CONFIG_SERIAL_PXA) += pxa.o
 obj-$(CONFIG_SERIAL_PNX8XXX) += pnx8xxx_uart.o
 obj-$(CONFIG_SERIAL_SA1100) += sa1100.o
 obj-$(CONFIG_SERIAL_BCM63XX) += bcm63xx_uart.o
-obj-$(CONFIG_SERIAL_BFIN) += bfin_5xx.o
+obj-$(CONFIG_SERIAL_BFIN) += bfin_uart.o
 obj-$(CONFIG_SERIAL_BFIN_SPORT) += bfin_sport_uart.o
 obj-$(CONFIG_SERIAL_SAMSUNG) += samsung.o
 obj-$(CONFIG_SERIAL_S3C2410) += s3c2410.o