toolchain-external: support only one Linaro ARM toolchain at a time

Linaro toolchains are released so frequently (every month) that it
doesn't make much sense to support 3 consecutive versions. So, like we
do for ARM big-endian, let's support only one version at a time.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
diff --git a/toolchain/toolchain-external/Config.in b/toolchain/toolchain-external/Config.in
index aa21f22..619a50f 100644
--- a/toolchain/toolchain-external/Config.in
+++ b/toolchain/toolchain-external/Config.in
@@ -6,8 +6,8 @@
 comment "(e)glibc toolchains only available with shared lib support"
 	depends on BR2_PREFER_STATIC_LIB
 
-config BR2_TOOLCHAIN_EXTERNAL_LINARO_2014_02
-	bool "Linaro 2014.02"
+config BR2_TOOLCHAIN_EXTERNAL_LINARO_ARM
+	bool "Linaro ARM 2014.02"
 	depends on BR2_arm
 	depends on BR2_GCC_TARGET_ARCH = "armv7-a"
 	depends on BR2_HOSTARCH = "x86_64" || BR2_HOSTARCH = "x86"
@@ -28,50 +28,6 @@
 	  with the hard floating point calling convention, and uses
 	  the VFPv3-D16 FPU instructions.
 
-config BR2_TOOLCHAIN_EXTERNAL_LINARO_2014_01
-	bool "Linaro 2014.01"
-	depends on BR2_arm
-	depends on BR2_GCC_TARGET_ARCH = "armv7-a"
-	depends on BR2_HOSTARCH = "x86_64" || BR2_HOSTARCH = "x86"
-	depends on BR2_ARM_EABIHF
-	depends on !BR2_PREFER_STATIC_LIB
-	select BR2_TOOLCHAIN_HAS_GCC_BUG_58854 # toolchain generated before fix backport
-	select BR2_TOOLCHAIN_EXTERNAL_GLIBC
-	select BR2_TOOLCHAIN_HAS_NATIVE_RPC
-	select BR2_INSTALL_LIBSTDCPP
-	select BR2_HOSTARCH_NEEDS_IA32_LIBS
-	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_1
-	help
-	  Linaro toolchain for the ARM architecture. It uses Linaro
-	  GCC 2014.01 (based on gcc 4.8), Linaro GDB 2013.10 (based on
-	  GDB 7.6), eglibc 2.18, Binutils 2013.11 (based on 2.24). It
-	  generates code that runs on all Cortex-A profile devices,
-	  but tuned for the Cortex-A9. The code generated is Thumb 2,
-	  with the hard floating point calling convention, and uses
-	  the VFPv3-D16 FPU instructions.
-
-config BR2_TOOLCHAIN_EXTERNAL_LINARO_2013_12
-	bool "Linaro 2013.12"
-	depends on BR2_arm
-	depends on BR2_GCC_TARGET_ARCH = "armv7-a"
-	depends on BR2_HOSTARCH = "x86_64" || BR2_HOSTARCH = "x86"
-	depends on BR2_ARM_EABIHF
-	depends on !BR2_PREFER_STATIC_LIB
-	select BR2_TOOLCHAIN_HAS_GCC_BUG_58854 # toolchain generated before fix backport
-	select BR2_TOOLCHAIN_EXTERNAL_GLIBC
-	select BR2_TOOLCHAIN_HAS_NATIVE_RPC
-	select BR2_INSTALL_LIBSTDCPP
-	select BR2_HOSTARCH_NEEDS_IA32_LIBS
-	select BR2_TOOLCHAIN_HEADERS_AT_LEAST_3_1
-	help
-	  Linaro toolchain for the ARM architecture. It uses Linaro
-	  GCC 2013.12 (based on gcc 4.8), Linaro GDB 2013.10 (based on
-	  GDB 7.6), eglibc 2.18, Binutils 2013.11 (based on 2.24). It
-	  generates code that runs on all Cortex-A profile devices,
-	  but tuned for the Cortex-A9. The code generated is Thumb 2,
-	  with the hard floating point calling convention, and uses
-	  the VFPv3-D16 FPU instructions.
-
 comment "Linaro toolchains available for Cortex-A + EABIhf"
 	depends on BR2_arm
 	depends on BR2_GCC_TARGET_ARCH != "armv7-a" || !BR2_ARM_EABIHF
@@ -938,9 +894,7 @@
 
 config BR2_TOOLCHAIN_EXTERNAL_PREFIX
 	string
-	default "arm-linux-gnueabihf"	 if BR2_TOOLCHAIN_EXTERNAL_LINARO_2014_02
-	default "arm-linux-gnueabihf"	 if BR2_TOOLCHAIN_EXTERNAL_LINARO_2014_01
-	default "arm-linux-gnueabihf"	 if BR2_TOOLCHAIN_EXTERNAL_LINARO_2013_12
+	default "arm-linux-gnueabihf"	 if BR2_TOOLCHAIN_EXTERNAL_LINARO_ARM
 	default "armeb-linux-gnueabihf"	 if BR2_TOOLCHAIN_EXTERNAL_LINARO_ARMEB
 	default "arm-none-linux-gnueabi" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM201203
 	default "arm-none-linux-gnueabi" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM201305