On Wed, 14 Sep 2022 17:32:20 -0700, Julius Werner wrote: > This patch allows a new kind of compatible string for LPDDR parts in the > device tree bindings, in addition to the existing hardcoded > <vendor>,<part-number> strings. The new format contains manufacturer and > part (revision) information in numerical form, such as lpddr3-ff,0201 > for an LPDDR3 part with manufacturer ID ff and revision ID 0201. This > helps cases where LPDDR parts are probed at runtime by boot firmware and > cannot be matched to hardcoded part numbers, such as the firmware on the > qcom/sc7280-herobrine boards does (which supports 4 different memory > configurations at the moment, and more are expected to be added later at > a point where the boot firmware can no longer be updated to specifically > accomodate them). > > Signed-off-by: Julius Werner <jwerner@xxxxxxxxxxxx> > --- > .../memory-controllers/ddr/jedec,lpddr-props.yaml | 10 ++++++++++ > .../memory-controllers/ddr/jedec,lpddr2.yaml | 8 +++++--- > .../memory-controllers/ddr/jedec,lpddr3.yaml | 12 ++++++++---- > 3 files changed, 23 insertions(+), 7 deletions(-) > > Changelog: > > - v2 > - Updated commit message to describe intended use case as an example > - v3 > - no changes > - v4 > - no changes > Please add Acked-by/Reviewed-by tags when posting new versions. However, there's no need to repost patches *only* to add the tags. The upstream maintainer will do that for acks received on the version they apply. If a tag was not added on purpose, please state why and what changed.
