This device requires single register transactions, this will
definely cause problems with the new device ID parsing which
uses regmap_bulk_read but might also show up in the cache sync
sometimes. Add the missing flags to the regmap_config.

Fixes: 4fc81bc8 ("ASoC: cs53l30: Minor error paths fixups")
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210511175718.15416-1-ckeepax@opensource.cirrus.comSigned-off-by: Mark Brown <broonie@kernel.org>