HDMI output on Beaglebone black

[Warner Losh]

On Dec 27, 2013, at 1:37 AM, Aleksandr Rybalko wrote:

> Tim Kientzle <tim at kientzle.com> написав(ла):
>> 
>> On Dec 26, 2013, at 1:18 PM, Oleksandr Tymoshenko <gonzo at bluezbox.com>
>> wrote:
>> 
>>> 
>>> On 2013-12-25, at 9:08 PM, "Lundberg, Johannes"
>> <johannes at brilliantservice.co.jp> wrote:
>>> 
>>>> Hi
>>>> 
>>>> According to the readme for Beaglebone Black in crochet-freebsd
>> there is no
>>>> support for HMDI output yet (as of Dec 2013).
>>>> 
>>>> Does anyone know what is required to make this work?
>>> 
>>> You need to write driver for NXP TDA19988 HDMI (LCD to HDMI
>> converter), driver 
>>> for LCD controller and vt/syscons wrapper. Also properly pinmux LCD
>> pins in .dts.
>> 
>> Does newcons make this any simpler?
> 
> Yup, much simpler.
> You only have to fill fb_info struct and call fbd to attach or attach fbd child.

Chances are we'll need to create an Android graphics interface module. Most of the GPUs are programmed with binary blobs that we'll have no hope of getting. However, the interface to Android is fairly standard so we should be able to leverage off that.

Glad to hear about the new console code being easier to work with. I may have to bring it up on my Atmel gear that has LCDs...

Warner