Move palmetto configuration to openpower layer

Added openpower.inc for any openpower system.
Added ibm.cin for IBM openpower systems.
diff --git a/meta-openbmc-machines/meta-openpower/conf/machine/include/openpower.inc b/meta-openbmc-machines/meta-openpower/conf/machine/include/openpower.inc
new file mode 100644
index 0000000..89ad0ec
--- /dev/null
+++ b/meta-openbmc-machines/meta-openpower/conf/machine/include/openpower.inc
@@ -0,0 +1,19 @@
+OBMC_MACHINE_FEATURES += "\
+        obmc-phosphor-fan-mgmt \
+        obmc-phosphor-chassis-mgmt \
+        obmc-phosphor-sensor-mgmt \
+        obmc-phosphor-flash-mgmt \
+        "
+
+VIRTUAL-RUNTIME_obmc-phosphor-fan-ctl = " \
+       obmc-phosphor-example-sdbus \
+       "
+VIRTUAL-RUNTIME_obmc-phosphor-sensor-ctl = " \
+       obmc-phosphor-example-sdbus \
+       "
+VIRTUAL-RUNTIME_obmc-phosphor-chassis-ctl = " \
+       obmc-phosphor-example-pydbus \
+       "
+VIRTUAL-RUNTIME_obmc-phosphor-flash-ctl = " \
+       obmc-phosphor-example-pydbus \
+       "