[AVR32] Oprofile support

This adds the necessary architecture code to run oprofile on AVR32
using the performance counters documented by the AVR32 Architecture
Manual.

Signed-off-by: Haavard Skinnemoen <hskinnemoen@atmel.com>
Acked-by: Philippe Elie <phil.el@wanadoo.fr>
diff --git a/arch/avr32/oprofile/Makefile b/arch/avr32/oprofile/Makefile
new file mode 100644
index 0000000..1fe81c3
--- /dev/null
+++ b/arch/avr32/oprofile/Makefile
@@ -0,0 +1,8 @@
+obj-$(CONFIG_OPROFILE) += oprofile.o
+
+oprofile-y		:= $(addprefix ../../../drivers/oprofile/,	\
+				oprof.o cpu_buffer.o buffer_sync.o	\
+				event_buffer.o oprofile_files.o		\
+				oprofilefs.o oprofile_stats.o		\
+				timer_int.o)
+oprofile-y		+= op_model_avr32.o