BQ2515X_ICHG_CTRL
{BQ2515X_ICHG_CTRL, 0x8},
{BQ2515X_ICHG_CTRL, 0x8},
ret = regmap_read(bq2515x->regmap, BQ2515X_ICHG_CTRL,
ret = regmap_read(bq2515x->regmap, BQ2515X_ICHG_CTRL, &ichg_reg_code);
ret = regmap_write(bq2515x->regmap, BQ2515X_ICHG_CTRL, ichg_reg_code);