serial: Remove old SC26XX driver

New driver for NXP (Philips) UART ICs was introduced in September 2012.
Old driver no longer used anywhere, this patch removes it.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/Kconfig

@@ -1146,31 +1146,13 @@ config SERIAL_QE
 	  This driver supports the QE serial ports on Freescale embedded
 	  PowerPC that contain a QUICC Engine.
 
-config SERIAL_SC26XX
-	tristate "SC2681/SC2692 serial port support"
-	depends on SNI_RM
-	select SERIAL_CORE
-	help
-	  This is a driver for the onboard serial ports of
-	  older RM400 machines.
-
-config SERIAL_SC26XX_CONSOLE
-	bool "Console on SC2681/SC2692 serial port"
-	depends on SERIAL_SC26XX=y
-	select SERIAL_CORE_CONSOLE
-	help
-	  Support for Console on SC2681/SC2692 serial ports.
-
 config SERIAL_SCCNXP
 	tristate "SCCNXP serial port support"
-	depends on !SERIAL_SC26XX
 	select SERIAL_CORE
-	default n
 	help
 	  This selects support for an advanced UART from NXP (Philips).
 	  Supported ICs are SCC2681, SCC2691, SCC2692, SC28L91, SC28L92,
 	  SC28L202, SCC68681 and SCC68692.
-	  Positioned as a replacement for the driver SC26XX.
 
 config SERIAL_SCCNXP_CONSOLE
 	bool "Console on SCCNXP serial port"

drivers/tty/serial/Makefile

@@ -47,7 +47,6 @@ obj-$(CONFIG_SERIAL_M32R_SIO) += m32r_sio.o
 obj-$(CONFIG_SERIAL_MPSC) += mpsc.o
 obj-$(CONFIG_SERIAL_SB1250_DUART) += sb1250-duart.o
 obj-$(CONFIG_ETRAX_SERIAL) += crisv10.o
-obj-$(CONFIG_SERIAL_SC26XX) += sc26xx.o
 obj-$(CONFIG_SERIAL_SCCNXP) += sccnxp.o
 obj-$(CONFIG_SERIAL_JSM) += jsm/
 obj-$(CONFIG_SERIAL_TXX9) += serial_txx9.o