[PATCH v3 4/7] bcm2835: brcm,bcm2708-fb device is using r5g6b5 format

Ivan T. Ivanov iivanov at suse.de
Tue Dec 19 09:51:20 CET 2023


On 12-18 23:32, Stefan Wahren wrote:
> > 
> >   static const struct udevice_id bcm2835_video_ids[] = {
> > -	{ .compatible = "brcm,bcm2835-hdmi" },
> > -	{ .compatible = "brcm,bcm2711-hdmi0" },
> > -	{ .compatible = "brcm,bcm2708-fb" },
> > +	{ .compatible = "brcm,bcm2835-hdmi",  .data = VIDEO_BPP32},
> > +	{ .compatible = "brcm,bcm2711-hdmi0", .data = VIDEO_BPP32},
> > +	{ .compatible = "brcm,bcm2708-fb",    .data = VIDEO_BPP16 },
> this change looks wrong to me. Before we used VIDEO_BPP32 for
> brcm,bcm2708-fb. I think it's hard to explain why we should downgrade
> the other boards. I would expect some brcm,bcm2712 compatible at least
> this needs an explanation in the commit message.
> 

If you are confident that this semi device was working before with
BPP32 I will try to find better way to handle this. Do you remember
which RPi version was this?

Thanks,
Ivan



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