[Patch v4 0/7] Transition of fsl qspi driver to spi-mem framework

[Jagan Teki]

Hi Kuldeep,

On Mon, Jan 13, 2020 at 12:57 PM Kuldeep Singh <kuldeep.singh at nxp.com> wrote:
>
> This entire patch series migrate freescale qspi driver to spi-mem
> framework.
>
> v4 version of series include removal of buildman failure on LS2080AQDS
> build which was observed in cleanup patches. Also, more clear commit
> message of patch 5.
>
> v3 version of series includes correction of copyright in qspi driver and
> also move SPI_FLASH_SPANSION from header to defconfigs in same patch.
>
> v2 version of series includes changes in qspi driver to have 1k size
> instead of complete flash size so as to make driver independent of flash
> size. This also makes it align with linux version of driver. Also added
> support for imx platforms to set TDH bits correctly. There are other minor
> changes in commit messages.
>
> Dependency on patches[1][2]. These patches are required to resolve booting
> crash observed in LS1012ARDB. One crash was related to pfe driver as it was
> accessing flash memory directly and other was based on environment.
> [1] https://patchwork.ozlabs.org/patch/1219462/
> [2] https://patchwork.ozlabs.org/patch/1208299/
>
> Patch 1 adds new qspi driver incorporating spi-mem framework and also
> removal of old driver which was based on spi-nor. The driver is a ported
> version of linux qspi driver. Initial port was done by Frieder. Now, no
> more direct memory access to spi-nor memory is possible i.e accessing flash
> memory using absolute address is not possible.
>
> Patch 2 removes unused qspi config options.
>
> Patch 3 moves FSL_QSPI to defconfig instead of defining it in header files.
>
> Patch 4 removes unused num-cs property from imx platforms.
>
> Patch 5 enables SPI_FLASH_SPANSION in ls1012a defconfig as FSL_QSPI is
> already enabled.
>
> Patch 6 enables SPI_FLASH_SPANSION in defconfigs of LS1046a boards instead
> of defining in header files.
>
> Patch 7 updates the device-tree properties treewide for layerscape boards
> by aligning with linux device-tree properties.
>
> Frieder Schrempf (1):
>   imx: imx6sx: Remove unused 'num-cs' property
>
> Kuldeep Singh (6):
>   spi: Transform the FSL QuadSPI driver to use the SPI MEM API
>   treewide: Remove unused FSL QSPI config options
>   configs: ls1043a: Move CONFIG_FSL_QSPI to defconfig
>   configs: ls1012a: Enable CONFIG_SPI_FLASH_SPANSION in defconfigs
>   configs: ls1046a: Move SPI_FLASH_SPANSION to defconfig
>   treewide: Update fsl qspi node dt properties as per spi-mem driver

Seems like defconfig changes of these were depends on net changes
isn't it? if yes, we need to wait for them to merge first.

Jagan.