RE: [PATCH v4 12/25] mtd: spi-nor: winbond: Add support for W25Q12RV-Q/N

From: Takahiro.Kuwano

Date: Fri Sep 04 2026 - 05:25:53 EST


Hi Miquel,

> There is an ID collision with the chip of same density from the JV
> family. Both chips are very similar in practice, it is mostly a matter
> of electrical differences (mostly power consumption being lower).
>
> As a significant difference, RV chips identify themselves as supporting
> the new SFDP (rev F) field which forces an alternate write SR2
> opcode (0x31).
>
> This density wronly advertizes its size and requires a fixup for

Typo? 'wrongly'
Same in patch #20.

> [...]
> + mtd_debug info /dev/mtd0
> mtd.type = MTD_NORFLASH
> mtd.flags = MTD_CAP_NORFLASH
> mtd.size = 8388608 (8M)

Is mtd0 a 8MB partition?

Thanks,
Takahiro