diff options
Diffstat (limited to 'src/soc/amd/picasso')
| -rw-r--r-- | src/soc/amd/picasso/dmi.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/soc/amd/picasso/dmi.c b/src/soc/amd/picasso/dmi.c index 860778d76f..3988616896 100644 --- a/src/soc/amd/picasso/dmi.c +++ b/src/soc/amd/picasso/dmi.c @@ -27,7 +27,15 @@ static void transfer_memory_info(const TYPE17_DMI_INFO *dmi17, dimm->ddr_type = dmi17->MemoryType; - dimm->ddr_frequency = dmi17->Speed; + /** + * Based on the name, ddr_frequency should hold the memory clock + * frequency in MHz. However it is interpreted as MT/s in SMBIOS + * downstream. So multiply by 2 to translate to memory speed in MT/s. + * ddr_frequency is used for setting both config speed and max + * speed. Using config speed so we don't get the false impression + * that the RAM is running faster than it actually is. + */ + dimm->ddr_frequency = 2 * dmi17->ConfigSpeed; dimm->rank_per_dimm = dmi17->Attributes; |