common: Drop log.h from common header

Move this header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/mach-omap2/boot-common.c b/arch/arm/mach-omap2/boot-common.c
index d57382a..cb9d7fd 100644
--- a/arch/arm/mach-omap2/boot-common.c
+++ b/arch/arm/mach-omap2/boot-common.c
@@ -9,6 +9,7 @@
 
 #include <common.h>
 #include <ahci.h>
+#include <log.h>
 #include <spl.h>
 #include <asm/omap_common.h>
 #include <asm/arch/omap.h>