diff --git a/doc/chips/SUMMARY b/doc/chips/SUMMARY
index 7eac3d2b..e7def9a3 100644
--- a/doc/chips/SUMMARY
+++ b/doc/chips/SUMMARY
@@ -241,6 +241,7 @@ This may help identify a chip after doing a 'i2cdump [bus] [address]'.
 0x4D	Maxim
 0x50, 0x45, 0x47   Fujitsu-Siemens (at 0x00, 0x01, 0x02)
 0x54	On Semi
+0x5C    SMSC
 0x5CA3	Winbond (at 0x4F)
 0x90	ITE (at 0x58)
 0xA1    Philips