Re: [PATCH v5 3/3] mtd: spinand: add SPI-NAND MTD resume handler

From: Miquel Raynal
Date: Fri Jun 11 2021 - 15:02:52 EST


On Wed, 2021-06-02 at 09:49:13 UTC, wrote:
> From: Patrice Chotard <patrice.chotard@xxxxxxxxxxx>
>
> After power up, all SPI NAND's blocks are locked. Only read operations
> are allowed, write and erase operations are forbidden.
> The SPI NAND framework unlocks all the blocks during its initialization.
>
> During a standby low power, the memory is powered down, losing its
> configuration.
> During the resume, the QSPI driver state is restored but the SPI NAND
> framework does not reconfigured the memory.
>
> This patch adds SPI-NAND MTD PM handlers for resume ops.
> SPI NAND resume op re-initializes SPI NAND flash to its probed state.
>
> Signed-off-by: Christophe Kerello <christophe.kerello@xxxxxxxxxxx>
> Signed-off-by: Patrice Chotard <patrice.chotard@xxxxxxxxxxx>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.

Miquel