[U-Boot] [PATCH 01/12] arm: mx6: cm-fx6: map HDMI to IPU1 DI0 explicitly

Nikolay Dimitrov
2015-07-26T13:32:53Z

On 07/26/2015 11:48 AM, Nikita Kiryanov wrote:
> On Thu, Jul 23, 2015 at 08:54:25PM +0300, Nikolay Dimitrov wrote:
>> Hi Nikita,
>>
>> On 07/23/2015 05:19 PM, Nikita Kiryanov wrote:
>>> U-Boot does not explicitly assign the display to an IPU interface. Instead, it
>>> relies on the power-on default of DI0.
>>>
>>> Since the kernel reassigns HDMI display to DI1, after a warm reset the HDMI
>>> display no longer works in U-Boot.
>>>
>>> Fix this by explicitly assigning HDMI to IPU1 DI0 in U-Boot.
>>>
>>> Cc: Stefano Babic <sbabic@denx.de>
>>> Cc: Igor Grinberg <grinberg@compulab.co.il>
>>> Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
>>> ---
>>> board/compulab/cm_fx6/cm_fx6.c | 2 ++
>>> 1 file changed, 2 insertions(+)
>>
>> I'm just curious - what motivated your choice of DI0 instead of DI1?
>
> We discovered this after we already did a release with DI0, so I kept it
> consistent with that release.
>
>>
>> Regards,
>> Nikolay
>>
>

Thanks!