Re: [PATCH v6 3/3] mtd: rawnand: meson: read/write access for boot ROM pages
From: Miquel Raynal
Date: Mon May 27 2024 - 08:20:53 EST
On Tue, 2024-05-07 at 23:09:03 UTC, Arseniy Krasnov wrote:
> Boot ROM on Meson needs some pages to be read/written in a special mode:
> 384 byte ECC mode (so called "short" by Amlogic) and with scrambling
> enabled. Such pages are located on the chip in the following way (for
> example):
>
> [ p0 ][ p1 ][ p2 ][ p3 ][ p4 ][ p5 ][ p6 ][ p7 ] ... [ pN ]
> ^ ^ ^ ^
>
> pX is page number "X". "^" means "special" page used by boot ROM - e.g.
> every 2nd page in the range of [0, 7]. Step (2 here) and last page in
> range is read from the device tree.
>
> Signed-off-by: Arseniy Krasnov <avkrasnov@xxxxxxxxxxxxxxxxx>
Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.
Miquel