[U-Boot] [PATCH v4 05/16] spi: Add support for dual and quad mode

Jagan Teki
2015-12-17T16:40:23Z

On 17 December 2015 at 12:19, Jagan Teki <jteki@openedev.com> wrote:
>
> On Dec 17, 2015 12:01 PM, "Mugunthan V N" <mugunthanvnm@ti.com> wrote:
>>
>> On Tuesday 15 December 2015 01:43 PM, Jagan Teki wrote:
>> > On 15 December 2015 at 13:22, Mugunthan V N <mugunthanvnm@ti.com> wrote:
>> >> spi bus can support dual and quad wire data transfers for tx and
>> >> rx. So defining dual and quad modes for both tx and rx. Also add
>> >> support to parse bus width used for spi tx and rx transfers.
>> >>
>> >> Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
>> >> Reviewed-by: Simon Glass <sjg@chromium.org>
>> >> Reviewed-by: Tom Rini <trini@konsulko.com>
>> >> ---
>> >>
>> >> Changes from v3->v4
>> >> * used op_mode_{t/r}x to hold flash tx/rx modes.
>> >>
>> >> This has been tested on am437x-sk evm logs [1] and pushed a
>> >> branch for others to test [2]
>> >>
>> >> [1] - http://pastebin.ubuntu.com/14024895/
>> >> [2] - git://git.ti.com/~mugunthanvnm/ti-u-boot/mugunth-ti-u-boot.git
>> >> dm-qspi-v4
>> >>
>> >> ---
>> >
>> > Please rebase it on master, there is some changes regarding SPI_TX_*
>> > and also please send the whole series with next version, it easy for
>> > me to quantify all at once and pick.
>> >
>>
>> Okay, will send v4 as a separate series. The branch which I pushed is
>> based on u-boot/master only.
>
> Just wait will ping you back, I have some updated patches need to push.

Please use u-boot-spi/next - If possible please verify quad support
I have added few changes for setting up quad bit.

thanks!
--
Jagan.