meta-inspur: Add meta-fp5280g2 machine layer

FP5280G2 is an openpower machine with onboard ast2500.

Tested: Built fp5280g2 and verified the bmc-image is generated

(From meta-inspur rev: c6e214b8172b7cbf5567f081902a87fe52d50050)

Signed-off-by: John Wang <wangzqbj@inspur.com>
Change-Id: I95b49aaf8b0ad861901406d6c6cddde27a5b2dc1
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-inspur/meta-fp5280g2/conf/conf-notes.txt b/meta-inspur/meta-fp5280g2/conf/conf-notes.txt
new file mode 100644
index 0000000..9b3c01a
--- /dev/null
+++ b/meta-inspur/meta-fp5280g2/conf/conf-notes.txt
@@ -0,0 +1,2 @@
+Common targets are:
+     obmc-phosphor-image