diff --git a/toolchain/toolchain-external/Config.in b/toolchain/toolchain-external/Config.in
index fcac7da..1452cad 100644
--- a/toolchain/toolchain-external/Config.in
+++ b/toolchain/toolchain-external/Config.in
@@ -180,6 +180,73 @@ config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM2009Q3
               Select BR2_SOFT_FLOAT
               Set BR2_TARGET_OPTIMIZATION to -mthumb
 
+config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201109
+	bool "Sourcery CodeBench MIPS 2011.09"
+	depends on BR2_mips || BR2_mipsel
+	select BR2_TOOLCHAIN_EXTERNAL_GLIBC
+	select BR2_INSTALL_LIBSTDCPP
+	help
+	  Sourcery CodeBench toolchain for the MIPS architecture, from
+	  Mentor Graphics. It uses gcc 4.5.2, binutils 2.21.53, glibc
+	  2.13, uClibc 0.9.30 and gdb 7.2.50, kernel headers
+	  3.0.1. It has support for the following variants:
+            - MIPS32 O32 big endian glibc
+              Select a MIPS generic core
+              Disable BR2_SOFT_FLOAT
+            - MIPS64 big endian glibc
+              Select a MIPS generic core
+              Select the n64 ABI
+              Disable BR2_SOFT_FLOAT
+            - MIPS32 O32 little endian glibc
+              Select a MIPS generic core
+              Disable BR2_SOFT_FLOAT
+              Set BR2_TARGET_OPTIMIZATION to -EL
+            - MIPS64 little endian glibc
+              Select a MIPS generic core
+              Select the n64 ABI
+              Disable BR2_SOFT_FLOAT
+              Set BR2_TARGET_OPTIMIZATION to -EL
+            - MIPS32 big endian soft float glibc
+              Select a MIPS generic core
+              Select BR2_SOFT_FLOAT
+            - MIPS64 big endian soft float glibc
+              Select a MIPS generic core
+              Select the n64 ABI
+              Select BR2_SOFT_FLOAT
+            - MIPS32 little endian soft float glibc
+              Select a MIPS generic core
+              Select BR2_SOFT_FLOAT
+              Set BR2_TARGET_OPTIMIZATION to -EL
+            - MIPS64 little endian soft float glibc
+              Select a MIPS generic core
+              Select the n64 ABI
+              Select BR2_SOFT_FLOAT
+              Set BR2_TARGET_OPTIMIZATION to -EL
+            - MIPS32 big endian microMIPS glibc
+              Select a MIPS generic core
+              Disable BR2_SOFT_FLOAT
+              Set BR2_TARGET_OPTIMIZATION to -mips16
+            - MIPS32 little endian microMIPS glibc
+              Select a MIPS generic core
+              Disable BR2_SOFT_FLOAT
+              Set BR2_TARGET_OPTIMIZATION to -EL -mips16
+            - MIPS32 big endian soft float microMIPS glibc
+              Select a MIPS generic core
+              Select BR2_SOFT_FLOAT
+              Set BR2_TARGET_OPTIMIZATION to -mips16
+            - MIPS32 little endian soft float microMIPS glibc
+              Select a MIPS generic core
+              Select BR2_SOFT_FLOAT
+              Set BR2_TARGET_OPTIMIZATION to -EL -mips16
+            - MIPS32 big endian uclibc
+              Not usable in Buildroot yet.
+            - MIPS32 little endian uclibc
+              Not usable in Buildroot yet.
+            - MIPS32 big endian soft float uclibc
+              Not usable in Buildroot yet.
+            - MIPS32 little endian soft float uclibc
+              Not usable in Buildroot yet.
+
 config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201103
 	bool "Sourcery CodeBench MIPS 2011.03"
 	depends on BR2_mips || BR2_mipsel
@@ -604,6 +671,7 @@ config BR2_TOOLCHAIN_EXTERNAL_PREFIX
 	default "microblaze-unknown-linux-gnu" if BR2_TOOLCHAIN_EXTERNAL_XILINX_MICROBLAZEBE_V2
 	default "mips-linux-gnu"         if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS44
 	default "mips-linux-gnu"         if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201103
+	default "mips-linux-gnu"         if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201109
 	default "powerpc-linux-gnu"      if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_POWERPC201009
 	default "powerpc-linux-gnu"      if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_POWERPC201103
 	default "sh-linux-gnu"           if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_SH201009
diff --git a/toolchain/toolchain-external/ext-tool.mk b/toolchain/toolchain-external/ext-tool.mk
index 88e0619..867480a 100644
--- a/toolchain/toolchain-external/ext-tool.mk
+++ b/toolchain/toolchain-external/ext-tool.mk
@@ -212,6 +212,9 @@ TOOLCHAIN_EXTERNAL_SOURCE=mips-4.4-303-mips-linux-gnu-i686-pc-linux-gnu.tar.bz2
 else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201103),y)
 TOOLCHAIN_EXTERNAL_SITE=http://sourcery.mentor.com/sgpp/lite/mips/portal/package9469/public/mips-linux-gnu/
 TOOLCHAIN_EXTERNAL_SOURCE=mips-2011.03-110-mips-linux-gnu-i686-pc-linux-gnu.tar.bz2
+else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201109),y)
+TOOLCHAIN_EXTERNAL_SITE=https://sourcery.mentor.com/GNUToolchain/package9761/public/mips-linux-gnu/
+TOOLCHAIN_EXTERNAL_SOURCE=mips-2011.09-75-mips-linux-gnu-i686-pc-linux-gnu.tar.bz2
 else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_POWERPC201009),y)
 TOOLCHAIN_EXTERNAL_SITE=http://sourcery.mentor.com/sgpp/lite/power/portal/package7703/public/powerpc-linux-gnu/
 TOOLCHAIN_EXTERNAL_SOURCE=freescale-2010.09-55-powerpc-linux-gnu-i686-pc-linux-gnu.tar.bz2
