On Thu, 23 Sep 2021 01:52:41 +0000 CGEL <cgel.zte at gmail.com> wrote: > From: Ren Xiaohui <ren.xiaohui at zte.com.cn> > > Combine the two SPI NAND flash in the MTD layer Just had a quick look, but it looks like you're re-implementing mtdconcat. Maybe you should just extend mtdconcat to cover your use cases.