> > Thanks for the clarification. I will check the wwan0 interfaces and kernel > drivers. > > My system is like an ARM host -> PCIe - Qualcomm soc ( SDX modem module). I > hope, in such a case qcom-soc plugin is applicable. Am I right? >
No, not applicable, your SDX55 module is an external device connected to your ARM host via PCIe. The qcom-soc plugin is e.g. for the case where your host *is* the modem itself, so to speak. -- Aleksander https://aleksander.es