[PATCH v4 07/17] spi: dw: Add mem_ops

Rick Chen rickchen36 at gmail.com
Wed Feb 19 02:39:29 CET 2020


Hi Sean

> >> The dw spi devices on the Kendryte K210 must be operated in a specific
> >> fasion which cannot be achived through multiple writes to via dw_spi_xfer
> >> (as it is currently written). This patch adds an implementation of exec_op,
> >> which gives correct behaviour when reading/writing spi flash.
> >>
> >> I would like to be able to modify the existing dw_spi_xfer function such
> >> that it works properly (e.g. with the mmc_spi driver). However, the only
> >> example code I have to work off is Kendryte's sdk (which is written in the
> >> exec_op style), and I do not have access to the datasheet (if anyone does,
> >> I would love to have a look!).
> >>
> >> Signed-off-by: Sean Anderson <seanga2 at gmail.com>
> >> ---
> >>
> >> Changes in v4:
> >> - New
> >>
> >>  drivers/spi/designware_spi.c | 123 +++++++++++++++++++++++++++++++++--
> >>  1 file changed, 119 insertions(+), 4 deletions(-)
> >>
> >
> > Patch 6 and 7 shall be applied via spi tree.
> > You mix them together, the patchwork will become complicated.
> > It will be better for me to wait for a period of time to get the
> > approval(Reviewed-by or Acked-by) of SPI MAINTAINER.
> >
> > Thanks
> > Rick
>
> So is this just waiting for approval, or is there a change I should make
> on my end?

If they are not highly dependent, you shall separate and send them individually.
But we can wait for few days and see, if it still no response.
You can consider separate them.

Thanks
Rick

>
> --Sean


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