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Existing HPD enablement logic is not compatible with ADV7535
bridge, thus any runtime plug-in of HDMI cable is not working
on these bridge designs.

Unlike other ADV7511 family of bridges, the ADV7535 require
HPD_OVERRIDE bit to set and reset for proper handling of HPD
functionality.

Fix it.

Fixes: 8501fe4b

 ("drm: bridge: adv7511: Add support for ADV7535")
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220109172949.168167-1-jagan@amarulasolutions.com

Reviewed-by: Robert Foss <robert.foss@linaro.org>