Re: [PATCH v4 12/16] mtd: spi-nor: perform a Soft Reset on shutdown

Pratyush Yadav
2020-05-11T18:01:48Z

On 10/05/20 11:22AM, Tudor.Ambarus@microchip.com wrote:
> Hi, Pratyush,
>
> On Friday, April 24, 2020 9:44:06 PM EEST Pratyush Yadav wrote:
> > A Software Reset sequence will return the flash to Power-on-Reset (POR)
> > state. It consists of two commands: Soft Reset Enable and Soft Reset.
> >
> > Perform a Soft Reset on shutdown on flashes that support it so that the
> > flash can be reset to its initial state and any configurations made by
> > spi-nor (given that they're only done in volatile registers) will be
> > reset. This will hand back the flash in pristine state for any further
> > operations on it.
>
> Please don't introduce SPI_NOR_SOFT_RESET yet. We should instead determine the
> software reset sequence by inspecting BFPT[16], bits 13:8.

Ok. Will do.

--
Regards,
Pratyush Yadav
Texas Instruments India