05933e2d44
In order to support sparse caches that don't store data in raw format factor out the parts of the raw block sync implementation that deal with writing a single register via _regmap_write(). Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230325-regcache-maple-v3-1-23e271f93dc7@kernel.org Signed-off-by: Mark Brown <broonie@kernel.org>