diff options
Diffstat (limited to 'doc/device-tree')
| -rw-r--r-- | doc/device-tree/vpd.rst | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/doc/device-tree/vpd.rst b/doc/device-tree/vpd.rst index 3e70d383..b54c5599 100644 --- a/doc/device-tree/vpd.rst +++ b/doc/device-tree/vpd.rst @@ -2,10 +2,10 @@ VPD (Vital Product Data) ======================== VPD provides the information about the FRUs (Field Replaceable Unit) present in -the system and each vpd node in the device tree represents a FRU. These node and -their properties are specific to the FSP-based systems, passed to the skiboot in -the form of FSP-defined HDAT structures. skiboot parses these structures and -add respective nodes in the device tree. +the system and each vpd node in the device tree represents a FRU. These +properties are passed to skiboot in the form of HDAT structure. Skiboot parses +these structures and adds respective nodes in the device tree. These properties +are available in all system except POWER8 BMC based system. .. code-block:: dts @@ -21,6 +21,8 @@ add respective nodes in the device tree. ibm,chip-id = <0x0>; /* If part is a chip, Processor Id */ size = "0032768"; /* DIMM size (applicable for DIMM VPD only) */ ibm,memory-bus-frequency = <0x0 0x0>; /* DIMM frequency (applicable for DIMM VPD only) */ + vendor = <vendor name> /* Vendor name */ + build-date = <build date> /* Manufacturing build date (applicate for P9 BMC systems only) */ }; }; |
