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

Mugunthan V N
2015-12-20T03:24:57Z

On Thursday 17 December 2015 10:10 PM, Jagan Teki wrote:
> 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.
>

Will rebase to u-boot-spi/next and will submit my next version ASAP.

Regards
Mugunthan V N