[U-Boot] [PATCH v3] drivers: spi: migrate cf_spi to DM

Angelo Dureghello angelo at sysam.it
Wed Jun 27 08:57:14 UTC 2018


Hi Jagan,

On Wed, Jun 27, 2018 at 12:08:26PM +0530, Jagan Teki wrote:
> On Tue, Jun 26, 2018 at 10:28 PM, Angelo Dureghello <angelo at sysam.it> wrote:
> > This patch adds DM support to cf_spi.c.
> >
> > How to use/test it:
> >
> > 1) enable the following options,
> >
> > CONFIG_DM_SPI
> > CONFIG_DM_SPI_FLASH
> >
> > 2) add similar code into your board.c file
> >
> > U_BOOT_DEVICE(coldfire_spi) = {
> >         .name = "spi_coldfire",
> >         .platdata = &mcf_spi_plat,
> > };
> >
> > ---
> > Changes from v1:
> > - split into 2 patches
> >
> > Changes from v2:
> > - back in a single patch, no need to add fdt support or special
> >   config options
> > - doc/driver-model/spi-howto.txt has been re-checked and followed,
> >   the driver now builds as is.
> 
> Nice, How about full dm conversion. I have seen few boards using this
> driver and its quite manageble for full switching. what do you think?

Sorry, what do you mean exactly for full switching ?
My understanding is, to remove the non-dm part of the driver and add to
each board proper device struct and config options, correct ?
In this case, i can only test it on my stmark2 board, but i think could
be enough.

Regards,
Angelo


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