[PATCH] mtd:spi-nor:Add support for xtx flash

[Michael Walle]

Hi,

> Dear Maintainers,
> 
> This patch add support for XTX spi nor flash.
> Dadasheet Link:
> http://www.xtxtech.com/download/?AId=449
> http://www.xtxtech.com/download/?AId=267
> http://www.xtxtech.com/download/?AId=426
> http://www.xtxtech.com/download/?AId=445
> http://www.xtxtech.com/download/?AId=274

Link: tags

> Signed-off-by: Bruce Suen <bruce_suen at 163.com>

XTX parts seem to have SFDP tables and they should work out of the box
without any patches with the generic spi nor driver [1].

-michael

[1] 
https://elixir.bootlin.com/linux/v6.4-rc6/source/drivers/mtd/spi-nor/core.c#L2019