[PATCH 19/26] video: pci: Set up the copy framebuffer

[Anatolij Gustschin]

On Tue, 19 May 2020 17:10:51 -0600
Simon Glass sjg at chromium.org wrote:

> When using a copy framebuffer we need to tell the video subsystem its
> address. U-Boot's normally allocated framebuffer is used as the working
> buffer, but nothing is displayed until it is copied to the copy
> framebuffer.
> 
> For this to work the video driver must request that a framebuffer be
> allocated separately from the hardware framebuffer, so add a check for
> that.
> 
> Also add a log category so that logging appears correctly.
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>

Reviewed-by: Anatolij Gustschin <agust at denx.de>