diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 97c9ac31ecb59adedaf1eb66c41b27b6f5ffd2de..6f409ee0b033c3be5d00c28a3106afcfc8d4d76b 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -395,6 +395,7 @@ static const struct regmap_config pca953x_ai_i2c_regmap = {
 	.writeable_reg = pca953x_writeable_register,
 	.volatile_reg = pca953x_volatile_register,
 
+	.disable_locking = true,
 	.cache_type = REGCACHE_RBTREE,
 	.max_register = 0x7f,
 };