Hi Shawn Thank you very much for your review. On Fri, 2022-02-11 at 16:39 +0800, Shawn Guo wrote: [snip] > > + reserved-memory { > > + #address-cells = <2>; > > + #size-cells = <2>; > > + ranges; > > + > > + /* Use the kernel configuration settings instead */ > > + /delete-node/ linux,cma; > > + > > + rpmsg_reserved: rpmsg@b8000000 { > > + no-map; > > + reg = <0 0xb8000000 0 0x400000>; > > + }; > > Not sure this is a board level configuration. Yes, remember, Fabio mentioned this already and I fixed it in a v5 which I already posted Wednesday. Let me incorporate all other valuable feedback and post a v6 shortly. Thanks! [snip] Cheers Marcel