--- /dev/null
+# Example configuration file for compiling for an Atmel SAM D20 Xplained
+# Pro evaluation kit, on a Unix-like system, with a GNU toolchain.
+
+# We are on a Unix system so we assume a Single Unix compatible 'make'
+# utility, and Unix defaults.
+include conf/Unix.mk
+
+# We override the build directory.
+BUILD = samd20
+
+# C compiler, linker, and static library builder.
+CC = arm-none-eabi-gcc
+CFLAGS = -W -Wall -Os -mthumb -ffunction-sections -fdata-sections -mcpu=cortex-m0plus
+LD = arm-none-eabi-gcc
+AR = arm-none-eabi-ar
+
+# We compile only the static library.
+DLL = no
+TOOLS = no
+TESTS = no