drm/vc4: hdmi: Support BCM2711 CEC interrupt setup
The HDMI controller found in the BCM2711 has an external interrupt controller for the CEC and hotplug interrupt shared between the two instances. Let's add a variant flag to register a single interrupt handler and deals with the interrupt handler setup, or two interrupt handlers relying on an external irqchip. Signed-off-by:Maxime Ripard <maxime@cerno.tech> Reviewed-by:
Dave Stevenson <dave.stevenson@raspberrypi.com> Acked-by:
Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by:
Hans Verkuil <hverkuil-cisco@xs4all.nl> Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-11-maxime@cerno.tech
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