diff --git a/docs/source/guides/admin-guides/references/man1/rinv.1.rst b/docs/source/guides/admin-guides/references/man1/rinv.1.rst
index bc796df6a..9d44f4377 100644
--- a/docs/source/guides/admin-guides/references/man1/rinv.1.rst
+++ b/docs/source/guides/admin-guides/references/man1/rinv.1.rst
@@ -28,13 +28,20 @@ BMC/MPA specific:
 \ **rinv**\  \ *noderange*\  {\ **pci | model | serial | asset | vpd | mprom | deviceid | guid | firm | diag | dimm | bios | mparom | mac | all**\ }
 
 
-OpenPOWER server specific:
-==========================
+OpenPOWER (using ipmi) server specific:
+=======================================
 
 
 \ **rinv**\  \ *noderange*\  {\ **model | serial | deviceid | uuid | guid | vpd | mprom | firm | all**\ }
 
 
+OpenPOWER (using openbmc) server specific:
+==========================================
+
+
+\ **rinv**\  \ *noderange*\  {\ **model | serial | deviceid | uuid | guid | vpd | mprom | firm | cpu | dimm | all**\ }
+
+
 PPC (with HMC) specific:
 ========================
 
diff --git a/perl-xCAT/xCAT/Usage.pm b/perl-xCAT/xCAT/Usage.pm
index 8e2786a52..39e916e1f 100755
--- a/perl-xCAT/xCAT/Usage.pm
+++ b/perl-xCAT/xCAT/Usage.pm
@@ -89,8 +89,10 @@ my %usage = (
        rinv [-h|--help|-v|--version]
     BMC specific:
        rinv <noderange> [mprom|deviceid|uuid|guid|vpd|dimm|all]
-    OpenPOWER server specific:
+    OpenPOWER (using ipmi) server specific:
        rinv <noderange> [model|serial|deviceid|uuid|guid|vpd|mprom|firm|all] 
+    OpenPOWER (using openbmc) server specific:
+       rinv <noderange> [model|serial|deviceid|uuid|guid|vpd|mprom|firm|cpu|dimm|all]
     MPA specific:
        rinv <noderange> [firm|bios|diag|mprom|sprom|mparom|mac|mtm] 
     PPC specific(with HMC):
diff --git a/xCAT-client/pods/man1/rinv.1.pod b/xCAT-client/pods/man1/rinv.1.pod
index e65e78bde..e0799d15b 100644
--- a/xCAT-client/pods/man1/rinv.1.pod
+++ b/xCAT-client/pods/man1/rinv.1.pod
@@ -10,10 +10,14 @@ B<rinv> [B<-h>|B<--help>|B<-v>|B<--version>]
 
 B<rinv> I<noderange> {B<pci>|B<model>|B<serial>|B<asset>|B<vpd>|B<mprom>|B<deviceid>|B<guid>|B<firm>|B<diag>|B<dimm>|B<bios>|B<mparom>|B<mac>|B<all>}
 
-=head2 OpenPOWER server specific:
+=head2 OpenPOWER (using ipmi) server specific:
   
 B<rinv> I<noderange> {B<model>|B<serial>|B<deviceid>|B<uuid>|B<guid>|B<vpd>|B<mprom>|B<firm>|B<all>} 
 
+=head2 OpenPOWER (using openbmc) server specific:
+
+B<rinv> I<noderange> {B<model>|B<serial>|B<deviceid>|B<uuid>|B<guid>|B<vpd>|B<mprom>|B<firm>|B<cpu>|B<dimm>|B<all>}
+
 =head2 PPC (with HMC) specific:
 
 B<rinv> I<noderange> {B<bus>|B<config>|B<serial>|B<model>|B<firm>|B<all>}