SSO_CPU
regmap_update_bits(priv->mmap, SSO_CPU, BIT(offset), bit << offset);
regmap_read(priv->mmap, SSO_CPU, ®_val);
regmap_update_bits(priv->mmap, SSO_CPU, BIT(offset), value << offset);
err = regmap_write(priv->mmap, SSO_CPU, 0);