Input: auo-pixcir-ts - make of_device_id array const

Make of_device_id array const, because all OF functions handle it as const.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
diff --git a/drivers/input/touchscreen/auo-pixcir-ts.c b/drivers/input/touchscreen/auo-pixcir-ts.c
index d3f9f6b..7f3c947 100644
--- a/drivers/input/touchscreen/auo-pixcir-ts.c
+++ b/drivers/input/touchscreen/auo-pixcir-ts.c
@@ -679,7 +679,7 @@
 MODULE_DEVICE_TABLE(i2c, auo_pixcir_idtable);
 
 #ifdef CONFIG_OF
-static struct of_device_id auo_pixcir_ts_dt_idtable[] = {
+static const struct of_device_id auo_pixcir_ts_dt_idtable[] = {
 	{ .compatible = "auo,auo_pixcir_ts" },
 	{},
 };