cpu/m*: Remove obsolete references to CONFIG_COMMANDS

Signed-off-by: Jon Loeliger <jdl@freescale.com>
diff --git a/cpu/mpc5xx/interrupts.c b/cpu/mpc5xx/interrupts.c
index 70803cf..a4f47c7 100644
--- a/cpu/mpc5xx/interrupts.c
+++ b/cpu/mpc5xx/interrupts.c
@@ -178,7 +178,7 @@
 	return;
 }
 
-#if (CONFIG_COMMANDS & CFG_CMD_IRQ) || defined(CONFIG_CMD_IRQ)
+#if defined(CONFIG_CMD_IRQ)
 /*******************************************************************************
  *
  * irqinfo - print information about IRQs
@@ -204,4 +204,4 @@
 }
 
 
-#endif  /* CONFIG_COMMANDS & CFG_CMD_IRQ */
+#endif