add sunray2, fsp2 based soc

* add fsp2 meta
* add sunray2 evaluation board
* create zobmc ppc kernel for fsp2 based boards
* remove phosphor gpio keys
* only -k core-image-minimal working fine for now due to
  problems with workbook and ipmi dependencies

Change-Id: Id84614a78bc875206ccc0450885261258e4adb26
Signed-off-by: Ivan Mikhaylov <ivan@de.ibm.com>
diff --git a/meta-openbmc-machines/meta-openpower/meta-ibm/meta-z/conf/layer.conf b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-z/conf/layer.conf
new file mode 100644
index 0000000..790dc69
--- /dev/null
+++ b/meta-openbmc-machines/meta-openpower/meta-ibm/meta-z/conf/layer.conf
@@ -0,0 +1,5 @@
+# We have a conf and classes directory, add to BBPATH
+BBPATH .= ":${LAYERDIR}"
+
+BBFILE_COLLECTIONS += "ibm-z"
+BBFILE_PATTERN_ibm-z = ""