mpc83xx: Replace CFG_IMMRBAR with CFG_IMMR

Replace all instances of CFG_IMMRBAR with CFG_IMMR, so that the 83xx
tree matches the other 8xxx trees.

Signed-off-by: Timur Tabi <timur@freescale.com>
diff --git a/cpu/mpc83xx/qe_io.c b/cpu/mpc83xx/qe_io.c
index 11cf372..ebe3487 100644
--- a/cpu/mpc83xx/qe_io.c
+++ b/cpu/mpc83xx/qe_io.c
@@ -34,7 +34,7 @@
 	u32			pin_2bit_assign;
 	u32			pin_1bit_mask;
 	u32			tmp_val;
-	volatile immap_t	*im = (volatile immap_t *)CFG_IMMRBAR;
+	volatile immap_t	*im = (volatile immap_t *)CFG_IMMR;
 	volatile gpio83xx_t	*par_io =(volatile gpio83xx_t *)&im->gpio;
 
 	/* Caculate pin location and 2bit mask and dir */