Enable Firestone VPD caching
diff --git a/openpower/configs/hostboot/firestone.config b/openpower/configs/hostboot/firestone.config
index 6684dd6..efd44cc 100755
--- a/openpower/configs/hostboot/firestone.config
+++ b/openpower/configs/hostboot/firestone.config
@@ -7,13 +7,19 @@
 
 # VPD options.
 set MVPD_READ_FROM_HW
-unset MVPD_READ_FROM_PNOR
+set MVPD_WRITE_TO_HW
+set MVPD_READ_FROM_PNOR
+set MVPD_WRITE_FROM_PNOR
 set DJVPD_READ_FROM_HW
-unset DJVPD_READ_FROM_PNOR
+set DJVPD_WRITE_TO_HW
+set DJVPD_READ_FROM_PNOR
+set DJVPD_WRITE_TO_PNOR
 set CVPD_READ_FROM_HW
-#set CVPD_WRITE_TO_HW
-unset CVPD_READ_FROM_PNOR
+set CVPD_WRITE_TO_HW
+set CVPD_READ_FROM_PNOR
+set CVPD_WRITE_TO_PNOR
 set SKIP_RESTRICT_EX_UNITS
+unset CDIMM_FORMAT_FOR_CVPD
 
 # gpio config
 set GPIODD