Driver does not modify few static data (MBHC reg fields, IRQ chip), so
make them const for code safety.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://msgid.link/r/20240612-asoc-wcd9xxx-wide-cleanups-v1-11-0d15885b2a06@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>