[PATCH 28/41] powerpc/85xx/mpc85xx_rdb: Don't use the flat device-tree after boot

[Benjamin Herrenschmidt]

Signed-off-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
---
 arch/powerpc/platforms/85xx/mpc85xx_rdb.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/powerpc/platforms/85xx/mpc85xx_rdb.c b/arch/powerpc/platforms/85xx/mpc85xx_rdb.c
index 3f4dad1..761e504 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_rdb.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_rdb.c
@@ -47,13 +47,12 @@
 void __init mpc85xx_rdb_pic_init(void)
 {
 	struct mpic *mpic;
-	unsigned long root = of_get_flat_dt_root();
 
 #ifdef CONFIG_QUICC_ENGINE
 	struct device_node *np;
 #endif
 
-	if (of_flat_dt_is_compatible(root, "fsl,MPC85XXRDB-CAMP")) {
+	if (of_machine_is_compatible("fsl,MPC85XXRDB-CAMP")) {
 		mpic = mpic_alloc(NULL, 0, MPIC_NO_RESET |
 			MPIC_BIG_ENDIAN |
 			MPIC_SINGLE_DEST_CPU,
-- 
2.7.4