drm: bridge/dw_hdmi: remove unused 'regmap' struct member
drm: bridge/dw_hdmi: remove unused 'regmap' struct member

This driver does not make use of regmaps, let's remove this unnecessary
structure member.

Signed-off-by: Russell King <f6aa0246ff943bfa8602cdf60d40c481b38ed232@arm.linux.org.uk>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs