arm: fsl-layerscape: Remove <common.h> and add needed includes

Remove <common.h> from all fsl-layerscape related files and when needed
add missing include files directly.

Acked-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/cpu/armv7/ls102xa/clock.c b/arch/arm/cpu/armv7/ls102xa/clock.c
index 4e1fe28..e885a85 100644
--- a/arch/arm/cpu/armv7/ls102xa/clock.c
+++ b/arch/arm/cpu/armv7/ls102xa/clock.c
@@ -3,7 +3,7 @@
  * Copyright 2014 Freescale Semiconductor, Inc.
  */
 
-#include <common.h>
+#include <config.h>
 #include <clock_legacy.h>
 #include <asm/global_data.h>
 #include <asm/io.h>