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-z/conf/bblayers.conf.sample b/meta-z/conf/bblayers.conf.sample
new file mode 100644
index 0000000..ab8c3a5
--- /dev/null
+++ b/meta-z/conf/bblayers.conf.sample
@@ -0,0 +1,24 @@
+# LAYER_CONF_VERSION is increased each time build/conf/bblayers.conf
+# changes incompatibly
+LCONF_VERSION = "6"
+
+BBPATH = "${TOPDIR}"
+BBFILES ?= ""
+
+BBLAYERS ?= " \
+  ##OEROOT##/meta \
+  ##OEROOT##/meta-poky \
+  ##OEROOT##/import-layers/meta-openembedded/meta-oe/   \
+  ##OEROOT##/import-layers/meta-openembedded/meta-filesystems/   \
+  ##OEROOT##/import-layers/meta-openembedded/meta-networking/   \
+  ##OEROOT##/import-layers/meta-openembedded/meta-python/   \
+  ##OEROOT##/meta-phosphor \
+  ##OEROOT##/meta-openbmc-bsp/meta-ibm/meta-fsp2 \
+  ##OEROOT##/meta-openbmc-machines/meta-openpower \
+  ##OEROOT##/meta-openbmc-machines/meta-openpower/meta-ibm \
+  ##OEROOT##/meta-openbmc-machines/meta-openpower/meta-ibm/meta-z \
+"
+BBLAYERS_NON_REMOVABLE ?= " \
+  ##OEROOT##/meta \
+  ##OEROOT##/meta-poky \
+  "