mfd: max8997: Make of_device_id array const

Array of struct of_device_id may be be const as expected by both
of_match_table field and of_match_node() call.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/mfd/max8997.c b/drivers/mfd/max8997.c
index 8cf7a015cfe5..595364ee178a 100644
--- a/drivers/mfd/max8997.c
+++ b/drivers/mfd/max8997.c
@@ -51,7 +51,7 @@ static const struct mfd_cell max8997_devs[] = {
 };
 
 #ifdef CONFIG_OF
-static struct of_device_id max8997_pmic_dt_match[] = {
+static const struct of_device_id max8997_pmic_dt_match[] = {
         { .compatible = "maxim,max8997-pmic", .data = (void *)TYPE_MAX8997 },
         {},
 };