external toolchain: add 3.14 choice for kernel headers

Signed-off-by: Samuel Martin <s.martin49@gmail.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

toolchain/toolchain-external/Config.in

@@ -965,6 +965,10 @@ choice
 	    m = ( LINUX_VERSION_CODE >> 8  ) & 0xFF
 	    p = ( LINUX_VERSION_CODE >> 0  ) & 0xFF
 
+config BR2_TOOLCHAIN_EXTERNAL_HEADERS_3_14
+	bool "3.14.x"
+	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_14
+
 config BR2_TOOLCHAIN_EXTERNAL_HEADERS_3_13
 	bool "3.13.x"
 	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_13