mfd: max8997: Cast void pointer to data of max8997_pmic_dt_match

Casting (void *) data of max8997_pmic_dt_match is necessary,
because variable 'data' of struct 'of_device_id' is defined as
'const void *data'. Thus, pointer should be used instead of value.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
diff --git a/drivers/mfd/max8997.c b/drivers/mfd/max8997.c
index ae55dd4..1523047 100644
--- a/drivers/mfd/max8997.c
+++ b/drivers/mfd/max8997.c
@@ -51,7 +51,7 @@
 
 #ifdef CONFIG_OF
 static struct of_device_id max8997_pmic_dt_match[] = {
-	{ .compatible = "maxim,max8997-pmic", .data = TYPE_MAX8997 },
+	{ .compatible = "maxim,max8997-pmic", .data = (void *)TYPE_MAX8997 },
 	{},
 };
 #endif