Re: [PATCH 4/4] arm64: dts: qcom: milos: add CPU OPP table with DDR & L3 bandwidths
Konrad Dybcio <[email protected]> Fri, 10 Jul 2026 15:45:30 +0200
| Newsgroups | org.kernel.vger.phone-devel,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-pm |
|---|---|
| Message-ID | <[email protected]> |
On 7/10/26 11:22 AM, Luca Weiss wrote: > Add the OPP tables for each CPU clusters (cpu0-3, cpu4-6 & cpu7) to > permit scaling the DDR and L3 cache frequency by aggregating bandwidth > requests of all CPU core with reference to the current OPP they are > configured in by the LMH/EPSS hardware. > > The effect is a proper caches & DDR frequency scaling when CPU cores > change frequency. > > The OPP tables were built using the downstream memlat ddr & l3 tables > for each cluster type with the actual EPSS cpufreq LUT tables from > running devices. Note, that higher frequencies than SM7635 are available > on QCS6690, those have been added here as far as possible but may not be > fully complete. Additional OPPs may need to be added for that SoC. > > Signed-off-by: Luca Weiss <[email protected]> > --- Reviewed-by: Konrad Dybcio <[email protected]> Konrad