On Thu, 19 Oct 2023 at 11:43, Varadarajan Narayanan <quic_varada@xxxxxxxxxxx> wrote: > > IPQ53xx have different OPPs available for the CPU based on > SoC variant. This can be determined through use of an eFuse > register present in the silicon. > > Added support for ipq53xx on nvmem driver which helps to > determine OPPs at runtime based on the eFuse register which > has the CPU frequency limits. opp-supported-hw dt binding > can be used to indicate the available OPPs for each limit. > > nvmem driver also creates the "cpufreq-dt" platform_device after > passing the version matching data to the OPP framework so that the > cpufreq-dt handles the actual cpufreq implementation. > > Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@xxxxxxxxxx> > Signed-off-by: Kathiravan T <quic_kathirav@xxxxxxxxxxx> > Signed-off-by: Varadarajan Narayanan <quic_varada@xxxxxxxxxxx> Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> -- With best wishes Dmitry
