[MIPS] JMR3927 and RBTX49x7 support little endian

Toshiba JMR3927 (RBHMA3100) and RBTX49[23]7 (RBHMA4[24]00) do support both
little and big endian mode (if you flash the right PMON).
Signed-off-by: NSergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: NRalf Baechle <ralf@linux-mips.org>

arch/mips/Kconfig

@@ -753,6 +753,7 @@ config TOSHIBA_JMR3927
 	select SWAP_IO_SPACE
 	select SYS_HAS_CPU_TX39XX
 	select SYS_SUPPORTS_32BIT_KERNEL
+	select SYS_SUPPORTS_LITTLE_ENDIAN
 	select SYS_SUPPORTS_BIG_ENDIAN
 	select TOSHIBA_BOARDS
 
@@ -767,6 +768,7 @@ config TOSHIBA_RBTX4927
 	select SYS_HAS_CPU_TX49XX
 	select SYS_SUPPORTS_32BIT_KERNEL
 	select SYS_SUPPORTS_64BIT_KERNEL
+	select SYS_SUPPORTS_LITTLE_ENDIAN
 	select SYS_SUPPORTS_BIG_ENDIAN
 	select TOSHIBA_BOARDS
 	select GENERIC_HARDIRQS_NO__DO_IRQ