diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index a37b220..1ea7ca5 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -416,7 +416,7 @@
 	}
 }
 
-static struct regmap_config emc1403_regmap_config = {
+static const struct regmap_config emc1403_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.cache_type = REGCACHE_RBTREE,
diff --git a/drivers/hwmon/ltc2945.c b/drivers/hwmon/ltc2945.c
index 3701b32..1b92e4f 100644
--- a/drivers/hwmon/ltc2945.c
+++ b/drivers/hwmon/ltc2945.c
@@ -469,7 +469,7 @@
 };
 ATTRIBUTE_GROUPS(ltc2945);
 
-static struct regmap_config ltc2945_regmap_config = {
+static const struct regmap_config ltc2945_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.max_register = LTC2945_MIN_ADIN_THRES_L,
diff --git a/drivers/hwmon/ltc4222.c b/drivers/hwmon/ltc4222.c
index 07c2565..88f7472 100644
--- a/drivers/hwmon/ltc4222.c
+++ b/drivers/hwmon/ltc4222.c
@@ -186,7 +186,7 @@
 };
 ATTRIBUTE_GROUPS(ltc4222);
 
-static struct regmap_config ltc4222_regmap_config = {
+static const struct regmap_config ltc4222_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.max_register = LTC4222_ADC_CONTROL,
diff --git a/drivers/hwmon/ltc4260.c b/drivers/hwmon/ltc4260.c
index 453a250..afb09574 100644
--- a/drivers/hwmon/ltc4260.c
+++ b/drivers/hwmon/ltc4260.c
@@ -150,7 +150,7 @@
 };
 ATTRIBUTE_GROUPS(ltc4260);
 
-static struct regmap_config ltc4260_regmap_config = {
+static const struct regmap_config ltc4260_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.max_register = LTC4260_ADIN,
diff --git a/drivers/hwmon/tmp103.c b/drivers/hwmon/tmp103.c
index c9f99e0..c74d2da 100644
--- a/drivers/hwmon/tmp103.c
+++ b/drivers/hwmon/tmp103.c
@@ -116,7 +116,7 @@
 	return reg == TMP103_TEMP_REG;
 }
 
-static struct regmap_config tmp103_regmap_config = {
+static const struct regmap_config tmp103_regmap_config = {
 	.reg_bits = 8,
 	.val_bits = 8,
 	.max_register = TMP103_THIGH_REG,