[SPARC/64] constify of_get_property return: drivers

The only unfortunate bit here is that the name field of struct map_info
is not const, so for now we put a cast on the assignment of it.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/video/cg3.c b/drivers/video/cg3.c
index 767c850..f042428 100644
--- a/drivers/video/cg3.c
+++ b/drivers/video/cg3.c
@@ -266,7 +266,7 @@
 static void __devinit cg3_rdi_maybe_fixup_var(struct fb_var_screeninfo *var,
 					      struct device_node *dp)
 {
-	char *params;
+	const char *params;
 	char *p;
 	int ww, hh;