[SPARC64]: Use in-kernel PROM tree for EBUS and ISA.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index 3e156e0..7363437 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -423,7 +423,7 @@
 
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "bbc"))
+			if (!strcmp(edev->prom_node->name, "bbc"))
 				return 1;
 		}
 	}
@@ -446,7 +446,7 @@
 
 	for_each_ebus(ebus) {
 		for_each_ebusdev(edev, ebus) {
-			if (!strcmp(edev->prom_name, "i2c")) {
+			if (!strcmp(edev->prom_node->name, "i2c")) {
 				if (!attach_one_i2c(edev, index))
 					index++;
 			}