Re: [PATCH v4 6/9] cpufreq: qti: Enable cpufreq for ipq53xx

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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




[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux