diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c
index 45fd13ef13fc..d3ec1345b5b5 100644
--- a/drivers/base/regmap/regmap-irq.c
+++ b/drivers/base/regmap/regmap-irq.c
@@ -305,8 +305,8 @@ static inline int read_sub_irq_data(struct regmap_irq_chip_data *data,
 					   unsigned int b)
 {
 	const struct regmap_irq_chip *chip = data->chip;
+	const struct regmap_irq_sub_irq_map *subreg;
 	struct regmap *map = data->map;
-	struct regmap_irq_sub_irq_map *subreg;
 	unsigned int reg;
 	int i, ret = 0;
 
diff --git a/include/linux/regmap.h b/include/linux/regmap.h
index a6bc2980a98b..2da1cfc52233 100644
--- a/include/linux/regmap.h
+++ b/include/linux/regmap.h
@@ -1607,7 +1607,7 @@ struct regmap_irq_chip {
 
 	unsigned int main_status;
 	unsigned int num_main_status_bits;
-	struct regmap_irq_sub_irq_map *sub_reg_offsets;
+	const struct regmap_irq_sub_irq_map *sub_reg_offsets;
 	int num_main_regs;
 
 	unsigned int status_base;
diff --git a/scripts/const_structs.checkpatch b/scripts/const_structs.checkpatch
index 1bfbb3d7f2e0..cc62980cfa6e 100644
--- a/scripts/const_structs.checkpatch
+++ b/scripts/const_structs.checkpatch
@@ -72,6 +72,7 @@ regmap_bus
 regmap_config
 regmap_irq
 regmap_irq_chip
+regmap_irq_sub_irq_map
 regmap_range
 regmap_range_cfg
 regulator_ops