1 files changed, 1 insertions, 1 deletions

diff --git a/include/linux/mfd/da9052/da9052.h b/include/linux/mfd/da9052/da9052.h
index bba65f51a0b5..c18a4c19d6fc 100644
--- a/include/linux/mfd/da9052/da9052.h
+++ b/include/linux/mfd/da9052/da9052.h
@@ -211,7 +211,7 @@ static inline int da9052_reg_update(struct da9052 *da9052, unsigned char reg,
 int da9052_device_init(struct da9052 *da9052, u8 chip_id);
 void da9052_device_exit(struct da9052 *da9052);
 
-extern struct regmap_config da9052_regmap_config;
+extern const struct regmap_config da9052_regmap_config;
 
 int da9052_irq_init(struct da9052 *da9052);
 int da9052_irq_exit(struct da9052 *da9052);