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/sec-common.c b/arch/arm/mach-omap2/sec-common.c
index edfb40f..0551bc1 100644
--- a/arch/arm/mach-omap2/sec-common.c
+++ b/arch/arm/mach-omap2/sec-common.c
@@ -17,6 +17,7 @@
 #include <cpu_func.h>
 #include <hang.h>
 #include <init.h>
+#include <log.h>
 #include <stdarg.h>
 
 #include <asm/arch/sys_proto.h>