RK806_SYS_CFG3
{ RK806_SYS_CFG3, RK806_SLAVE_RESTART_FUN_MSK, RK806_SLAVE_RESTART_FUN_EN },
reg = RK806_SYS_CFG3;
ret = regmap_update_bits(rk808->regmap, RK806_SYS_CFG3, RK806_RST_FUN_MSK,