diff --git a/drivers/regulator/ltc3676.c b/drivers/regulator/ltc3676.c
index 307c6f7a155d..d67cee4e0be0 100644
--- a/drivers/regulator/ltc3676.c
+++ b/drivers/regulator/ltc3676.c
@@ -232,7 +232,7 @@ static const struct regulator_desc ltc3676_regulators[LTC3676_NUM_REGULATORS] =
 	LTC3676_FIXED_REG(LDO4, ldo4, LDOB, 2),
 };
 
-static bool ltc3676_readable_writeable_reg(struct device *dev, unsigned int reg)
+static bool ltc3676_writeable_reg(struct device *dev, unsigned int reg)
 {
 	switch (reg) {
 	case LTC3676_BUCK1 ... LTC3676_IRQSTAT:
@@ -243,6 +243,15 @@ static bool ltc3676_readable_writeable_reg(struct device *dev, unsigned int reg)
 	return false;
 }
 
+static bool ltc3676_readable_reg(struct device *dev, unsigned int reg)
+{
+	switch (reg) {
+	case LTC3676_BUCK1 ... LTC3676_IRQSTAT:
+		return true;
+	}
+	return false;
+}
+
 static bool ltc3676_volatile_reg(struct device *dev, unsigned int reg)
 {
 	switch (reg) {
@@ -255,8 +264,8 @@ static bool ltc3676_volatile_reg(struct device *dev, unsigned int reg)
 static const struct regmap_config ltc3676_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
-	.writeable_reg = ltc3676_readable_writeable_reg,
-	.readable_reg = ltc3676_readable_writeable_reg,
+	.writeable_reg = ltc3676_writeable_reg,
+	.readable_reg = ltc3676_readable_reg,
 	.volatile_reg = ltc3676_volatile_reg,
 	.max_register = LTC3676_CLIRQ,
 	.use_single_read = true,