common: freescale: Move arch-specific declarations

The declarations should not be in common.h. Move them to the arch-specific
headers.

Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Fixup thinko defined(FSL_LSCH3) -> defined(CONFIG_FSL_LSCH3)]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/board/freescale/ls1046ardb/ddr.c b/board/freescale/ls1046ardb/ddr.c
index ae5046c..fb4f6ab 100644
--- a/board/freescale/ls1046ardb/ddr.c
+++ b/board/freescale/ls1046ardb/ddr.c
@@ -11,6 +11,7 @@
 #ifdef CONFIG_FSL_DEEP_SLEEP
 #include <fsl_sleep.h>
 #endif
+#include <asm/arch/clock.h>
 
 DECLARE_GLOBAL_DATA_PTR;