Hi Andreas, > > Fixed, also further above for the soc node. This now leaves a gap until > 0x18100000 - is that gap RAM or non-r-bus registers then? > > ranges = <0x18000000 0x18000000 0x00070000>, > <0x18100000 0x18100000 0x01000000>, > <0x40000000 0x40000000 0xc0000000>; > > Did you also review the other two ranges? The middle one was labeled NOR > flash somewhere - are start and size correct? The final one depends on the > maximum RAM size - does RTD1195 allow more than 1 GiB RAM? All > non-RAM regions should be covered here. > It is reserved for NOR flash. The start and size is correct. The rtd1195 can support to 2GiB RAM. > So another question, applicable to all SoCs: This reserved Boot ROM area at > the start of the address space, here of size 0xa800, is that copied into RAM, or > is that the actual ROM overlapping RAM? If the latter, we should exclude it > from /memory@0's reg (making it /memory@a800), and add it to soc's ranges > here for correctness. > Yes, we should exclude it from /memory@0's reg. > With the follow-up question: Is it correct that, given the size 0xa800, I have a > gap between /memreserve/s from 0xa800 to 0xc000, or should we reserve that > gap by extending the next /memreserve/ or inserting one? We should reserve memory address from 0x0000 to 0xa800 for the internal ROM. Regards, James
