Input: regulator-haptic - fix module autoload for OF platform driver

This platform driver has a OF device ID table but the OF module
alias information is not created so module autoloading won't work.

Signed-off-by: Luis de Bethencourt <luis@debethencourt.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
diff --git a/drivers/input/misc/regulator-haptic.c b/drivers/input/misc/regulator-haptic.c
index 6bf3f10..a804705 100644
--- a/drivers/input/misc/regulator-haptic.c
+++ b/drivers/input/misc/regulator-haptic.c
@@ -249,6 +249,7 @@
 	{ .compatible = "regulator-haptic" },
 	{ /* sentinel */ },
 };
+MODULE_DEVICE_TABLE(of, regulator_haptic_dt_match);
 
 static struct platform_driver regulator_haptic_driver = {
 	.probe		= regulator_haptic_probe,