diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c
index e9d6d5bdd300..cdb6574d25a6 100644
--- a/drivers/gpio/pca953x.c
+++ b/drivers/gpio/pca953x.c
@@ -36,6 +36,7 @@ static const struct i2c_device_id pca953x_id[] = {
 	{ "pca9539", 16, },
 	{ "pca9554", 8, },
 	{ "pca9555", 16, },
+	{ "pca9556", 8, },
 	{ "pca9557", 8, },
 
 	{ "max7310", 8, },