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SubjectRe: [PATCH v2 0/3] spi-nor: Add support for Intel SPI serial flash controller
On Wed, Jun 22, 2016 at 06:32:42PM +0300, Mika Westerberg wrote:
> Hi,
>
> This is second version of the series. The first version can be found here:
>
> https://lkml.org/lkml/2016/6/14/269
>
> This adds support for the Intel SPI serial flash controller found on many
> recent Intel CPUs including Baytrail and Braswell. This driver makes it
> possible to access the BIOS and other platform data which is stored on the
> SPI serial flash. It is also possible to upgrade the BIOS using this driver
> if it has not been protected by special hardware bits.
>
> The patch [1/3] includes documentation how to upgrade BIOS on MinnowBoard
> MAX.
>
> Since poking the SPI serial flash can brick the machine, this driver can
> only be enabled when CONFIG_EXPERT=y and even then it will remain read-only
> unless instructed othwerwise by module parameter.
>
> Changes from v1:
>
> [1/3] spi-nor: Add support for Intel SPI serial flash controller
>
> * Older hardware does not support 64k erase command so added erase_64k
> flag which is set only for Broxton (BXT).
>
> * Fix protection range offset for Broxton. Now there is ispi->pregs
> pointing to the start of the protection registers.
>
> * Change naming of constants from BCR_BYT -> BYT_BCR and so on.
>
> [2/3] mfd: lpc_ich: Add support for SPI serial flash host controller
>
> * Drop lpc_ich_finalize_spi_cell() and initialize cell directly in
> lpc_ich_init_spi().
>
> * Use info->type in switch in lpc_ich_init_spi().
>
> * Add defines for magic numbers used in lpc_ich_init_spi().
>
> * Use PLATFORM_DEVID_NONE with mfd_add_devices().
>
> [3/3] mfd: lpc_ich: Add support for Intel Apollo Lake SoC
>
> * No changes
>
> Mika Westerberg (3):
> spi-nor: Add support for Intel SPI serial flash controller
> mfd: lpc_ich: Add support for SPI serial flash host controller
> mfd: lpc_ich: Add support for Intel Apollo Lake SoC

Ping. Any comments on this?

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