Messages in this thread | | | From | <> | Subject | Re: [PATCH v4 12/16] mtd: spi-nor: perform a Soft Reset on shutdown | Date | Sun, 10 May 2020 11:22:17 +0000 |
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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.
Cheers, ta
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