[MIPS] Remove unused CONFIG_TOSHIBA_BOARDS

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/Kconfig

@@ -736,7 +736,6 @@ config TOSHIBA_JMR3927
 	select SYS_SUPPORTS_32BIT_KERNEL
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 	select SYS_SUPPORTS_BIG_ENDIAN
-	select TOSHIBA_BOARDS
 	select GENERIC_HARDIRQS_NO__DO_IRQ
 
 config TOSHIBA_RBTX4927
@@ -752,7 +751,6 @@ config TOSHIBA_RBTX4927
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 	select SYS_SUPPORTS_BIG_ENDIAN
 	select SYS_SUPPORTS_KGDB
-	select TOSHIBA_BOARDS
 	select GENERIC_HARDIRQS_NO__DO_IRQ
 	help
 	  This Toshiba board is based on the TX4927 processor. Say Y here to
@@ -772,7 +770,6 @@ config TOSHIBA_RBTX4938
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 	select SYS_SUPPORTS_BIG_ENDIAN
 	select SYS_SUPPORTS_KGDB
-	select TOSHIBA_BOARDS
 	select GENERIC_HARDIRQS_NO__DO_IRQ
 	help
 	  This Toshiba board is based on the TX4938 processor. Say Y here to
@@ -1086,9 +1083,6 @@ config ARC64
 config BOOT_ELF64
 	bool
 
-config TOSHIBA_BOARDS
-	bool
-
 menu "CPU selection"
 
 choice

arch/mips/configs/jmr3927_defconfig

@@ -80,7 +80,6 @@ CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
 CONFIG_MIPS_TX3927=y
 CONFIG_SWAP_IO_SPACE=y
 CONFIG_MIPS_L1_CACHE_SHIFT=5
-CONFIG_TOSHIBA_BOARDS=y
 
 #
 # CPU selection

arch/mips/configs/rbhma4500_defconfig

@@ -89,7 +89,6 @@ CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
 CONFIG_SWAP_IO_SPACE=y
 CONFIG_MIPS_L1_CACHE_SHIFT=5
 CONFIG_HAVE_STD_PC_SERIAL_PORT=y
-CONFIG_TOSHIBA_BOARDS=y
 
 #
 # CPU selection