[POWERPC] Fix new interrupt code (MPIC detection)
As the code comment already says, the Maple device-tree is incorrect here;
make the Linux code detect the correct thing, too.
Signed-off-by: Segher Boessenkool <segher@kernel.crashing.org>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c
index 2ecea3b..57567df 100644
--- a/arch/powerpc/platforms/maple/setup.c
+++ b/arch/powerpc/platforms/maple/setup.c
@@ -221,10 +221,17 @@
* in Maple device-tree where the type of the controller is
* open-pic and not interrupt-controller
*/
- for_each_node_by_type(np, "open-pic") {
- mpic_node = np;
- break;
- }
+
+ for_each_node_by_type(np, "interrupt-controller")
+ if (device_is_compatible(np, "open-pic")) {
+ mpic_node = np;
+ break;
+ }
+ if (mpic_node == NULL)
+ for_each_node_by_type(np, "open-pic") {
+ mpic_node = np;
+ break;
+ }
if (mpic_node == NULL) {
printk(KERN_ERR
"Failed to locate the MPIC interrupt controller\n");