diff --git a/include/linux/regmap.h b/include/linux/regmap.h index e2200f21c602..003c05349ae5 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -53,6 +53,12 @@ struct reg_default { * @reg_defaults: Power on reset values for registers (for use with * register cache support). * @num_reg_defaults: Number of elements in reg_defaults. + * + * @read_flag_mask: Mask to be set in the top byte of the register when doing + * a read. + * @write_flag_mask: Mask to be set in the top byte of the register when doing + * a write. If both read_flag_mask and write_flag_mask are + * empty the regmap_bus default masks are used. */ struct regmap_config { int reg_bits; @@ -66,6 +72,9 @@ struct regmap_config { unsigned int max_register; struct reg_default *reg_defaults; int num_reg_defaults; + + u8 read_flag_mask; + u8 write_flag_mask; }; typedef int (*regmap_hw_write)(struct device *dev, const void *data,