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/sound/sparc/amd7930.c b/sound/sparc/amd7930.c
index 0f82c3f..5af5503 100644
--- a/sound/sparc/amd7930.c
+++ b/sound/sparc/amd7930.c
@@ -1070,7 +1070,7 @@
 	return err;
 }
 
-static struct of_device_id amd7930_match[] = {
+static const struct of_device_id amd7930_match[] = {
 	{
 		.name = "audio",
 	},