[PATCH v2] mtd: spi-nor: Add Puya Semiconductor chips driver

[Tudor Ambarus]

+ linux-mtd

Please do not send private emails on matters that are not private.

On 26.02.2024 13:09, Dmitry Dunaev wrote:
> On Mon, Feb 26, 2024 at 12:43:58PM +0200, Tudor Ambarus wrote:
>>
>>
>> On 26.02.2024 12:40, Dmitry Dunaev wrote:
>>> Add a SPI NOR manufacturer driver for Puya Semiconductor chips
>>>
>>> Signed-off-by: Dmitry Dunaev <dunaev at tecon.ru>
>>> ---
>>>  drivers/mtd/spi-nor/Makefile |  1 +
>>>  drivers/mtd/spi-nor/core.c   |  1 +
>>>  drivers/mtd/spi-nor/core.h   |  1 +
>>>  drivers/mtd/spi-nor/puya.c   | 64 ++++++++++++++++++++++++++++++++++++
>>>  4 files changed, 67 insertions(+)
>>>  create mode 100644 drivers/mtd/spi-nor/puya.c
>>
>> what changed in v2? why do you need these entries? Can you rely instead
>> on SFDP to initialize these flashes?
> 
> In first patch I missed core.{c,h} with Puya flashes structures.
> 
> And about SFDP on Puya flashes. We try to call DP command on p25q16uc

what's DP command? SFDP read?

> flash and got no answer. It may be a bad chip pack or other matter but
> now we need a manual description for this chips.
> 
> If this issue occured only in my case we can skip this patch.

It's first time I hear about puya semiconductor. Please follow the
documentation that I've sent in the previous email and dump all the
required data.

Cheers,
ta