drm/vc4: hdmi: Introduce a CEC clock

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While the BCM2835 had the CEC clock derived from the HSM clock, the
BCM2711 has a dedicated parent clock for it.

Let's introduce a separate clock for it so that we can handle both
cases.

Reviewed-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Link: https://patchwork.freedesktop.org/patch/msgid/20210111142309.193441-9-maxime@cerno.tech
(cherry picked from commit cd7f016c93)
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

...

This commit is contained in:

Maxime Ripard 2021-01-11 15:23:02 +01:00 • committed by Maarten Lankhorst

parent 47fa9a8027

commit 23b7eb5c12

2 changed files with 9 additions and 1 deletions

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9

drivers/gpu/drm/vc4/vc4_hdmi.c

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1

drivers/gpu/drm/vc4/vc4_hdmi.h

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