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

Nikita Kiryanov nikita at compulab.co.il
Sun Jul 26 10:48:09 CEST 2015


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 at denx.de>
> >Cc: Igor Grinberg <grinberg at compulab.co.il>
> >Signed-off-by: Nikita Kiryanov <nikita at 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
> 


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