Add gitignore

Tested: git status is cleaner.

Change-Id: I3629dc8195547215d28683957397fc99da132cc1
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..07dcd25
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,26 @@
+*.o
+*.lo
+*.la
+*.sw*
+Makefile
+Makefile.in
+configure
+.deps
+.libs
+aclocal.m4
+ar-lib
+arm-openbmc-linux-gnueabi-libtool
+autom4te.cache/
+compile
+config.guess
+config.h
+config.h.in
+config.log
+config.status
+config.sub
+depcomp
+install-sh
+ltmain.sh
+missing
+stamp-h1
+test-driver