PEL: Add power-sequencer registry entries

Make changes necessary to create PEL entries for errors issued by the
power-sequencer application.

Signed-off-by: Jim Wright <jlwright@us.ibm.com>
Change-Id: I36f9caaa44e3fb9e6116c59e267eadc406116d58
diff --git a/extensions/openpower-pels/pel_values.cpp b/extensions/openpower-pels/pel_values.cpp
index 1b2984f..2ef8c24 100644
--- a/extensions/openpower-pels/pel_values.cpp
+++ b/extensions/openpower-pels/pel_values.cpp
@@ -223,9 +223,10 @@
  *        actual names.
  */
 const std::map<std::string, std::string> symbolicFRUs = {
-    {"service_docs", "SVCDOCS"},
-    {"pwrsply", "PWRSPLY"},
-    {"air_mover", "AIRMOVR"}};
+    {"service_docs", "SVCDOCS"}, {"pwrsply", "PWRSPLY"},
+    {"air_mover", "AIRMOVR"},    {"pgood_part", "PGDPART"},
+    {"usb_pgood", "USBPGD"},
+};
 
 PELValues::const_iterator findByValue(uint32_t value, const PELValues& fields)
 {