On Wed, Mar 29, 2023 at 03:30:12PM +0200, Konrad Dybcio wrote: > > Otherwise, I do not understand why devm_ioremap_resource() cannot be > > used. > drivers/rpmsg/qcom_glink_rpm.c calls devm_ioremap on the entire > RPM MSG RAM. qcom_glink_rpm driver remaps the entire RPM MSG RAM, but it doesn't seem to request any region. So MPM can still call devm_ioremap_resource() on its slice, no? Shawn