85xx: Use print_size to report amount of memory not mapped by TLBs

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/cpu/mpc85xx/tlb.c b/cpu/mpc85xx/tlb.c
index 8304ffe..46925f1 100644
--- a/cpu/mpc85xx/tlb.c
+++ b/cpu/mpc85xx/tlb.c
@@ -165,7 +165,7 @@
 	}
 
 	if (memsize)
-		printf("%lldM left unmapped\n", memsize >> 20);
+		print_size(memsize, " left unmapped\n");
 
 	/*
 	 * Confirm that the requested amount of memory was mapped.