[U-Boot] [RFC PATCH 0/3] sunxi: video: Add support for HDMI output on H3

[Rask Ingemann Lambertsen <rask@formelder.dk>]

On Tue, Dec 13, 2016 at 01:36:27AM +0100, Jernej Skrabec wrote:
> This patch series add support for HDMI output. Support for other,
> newer, SoCs, which also uses DE2 and same or similar HDMI controller
> and PHY can be easily added later (A83T/A64/H5/R40). Current driver
> can also be easily extended with TV out support, just like video
> driver for older Allwinner SoCs.
> 
> While driver works, I would like to get few opinions first.
> - From what I understand, drivers which supports DT are preferred.
>   Would it be better to rewrite this driver to support device tree?
> - TCON code is currently exactly the same as in driver for older
>   SoCs. Should I split it out into shared module? Also TV out code
>   seems to be similar, but I didn't manage to confirm that it works
>   as-is on H3.
> - A80 SoC is mix of older display engine and newer HDMI controller,
>   so it doesn't really work with either of sunxi video drivers. Two
>   solutions I see here are either combine both driver into one massive
>   display driver or, much better, split everything by components
>   (TCON/DE/DE2/HDMI/TV) and instantiate compatible ones. I guess this
>   is not much different than adding support for DT in drivers. Note
>   that I don't have any A80 board, I'm just thinking ahead.

I have an A80 board with HDMI connector, so I can help with testing.

Is there anywhere a list of which components are the same between
Allwinner's SoCs? If not, I'll also accept pointers to pieces of information
I can use to start a page on the wiki about it. How about the order in
which the SoCs where released?

-- 
Rask Ingemann Lambertsen