oem: ibm: Add Firmware UAK as a FRU field type

The oem-ibm FRU field type enumeration is added with a new enum value
for Firmware Update Access Key (UAK) value. The PLDM commit that uses
this enum value is [oem-ibm: Access key update support][1]

[1]: https://gerrit.openbmc.org/c/openbmc/pldm/+/49054

Change-Id: I50f12be1dd1a92ad11431e5b2b9573e54b50d1e1
Signed-off-by: Pavithra Barithaya <pavithra.b@ibm.com>
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d972c75..d42e4ea 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -33,6 +33,7 @@
    done
 
 8. oem-ibm: Alias `pldm_oem_ibm_fru_field_type` members as `PLDM_OEM_IBM_*`
+9. oem: ibm: Add Firmware Update Access Key(UAK) as a FRU field type
 
 ### Changed
 
diff --git a/include/libpldm/oem/ibm/fru.h b/include/libpldm/oem/ibm/fru.h
index eb24eae..69ba783 100644
--- a/include/libpldm/oem/ibm/fru.h
+++ b/include/libpldm/oem/ibm/fru.h
@@ -17,6 +17,7 @@
 
 	PLDM_OEM_IBM_FRU_FIELD_TYPE_IANA = 0x01,
 	PLDM_OEM_IBM_FRU_FIELD_TYPE_RT = 0x02,
+	PLDM_OEM_IBM_FRU_FIELD_TYPE_FIRMWARE_UAK = 0xfc,
 	PLDM_OEM_IBM_FRU_FIELD_TYPE_PCIE_CONFIG_SPACE_DATA = 0xfd,
 	PLDM_OEM_IBM_FRU_FIELD_TYPE_LOCATION_CODE = 0xfe,
 };