sparc: Annotate of_device_id arrays with const or __initdata.

As suggested by Stephen Rothwell.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/mtd/maps/sun_uflash.c b/drivers/mtd/maps/sun_uflash.c
index e931f1d..fd7a101 100644
--- a/drivers/mtd/maps/sun_uflash.c
+++ b/drivers/mtd/maps/sun_uflash.c
@@ -138,7 +138,7 @@
 	return 0;
 }
 
-static struct of_device_id uflash_match[] = {
+static const struct of_device_id uflash_match[] = {
 	{
 		.name = UFLASH_OBPNAME,
 	},