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/lib/bootm.c b/arch/arm/lib/bootm.c
index 0facd0c..2df98d3 100644
--- a/arch/arm/lib/bootm.c
+++ b/arch/arm/lib/bootm.c
@@ -18,6 +18,7 @@
 #include <dm.h>
 #include <hang.h>
 #include <lmb.h>
+#include <log.h>
 #include <dm/root.h>
 #include <env.h>
 #include <image.h>
diff --git a/arch/arm/lib/cache-cp15.c b/arch/arm/lib/cache-cp15.c
index f803d6f..1da2e92 100644
--- a/arch/arm/lib/cache-cp15.c
+++ b/arch/arm/lib/cache-cp15.c
@@ -6,6 +6,7 @@
 
 #include <common.h>
 #include <cpu_func.h>
+#include <log.h>
 #include <asm/system.h>
 #include <asm/cache.h>
 #include <linux/compiler.h>
diff --git a/arch/arm/lib/cache.c b/arch/arm/lib/cache.c
index d5c67c1..ee7d14b 100644
--- a/arch/arm/lib/cache.c
+++ b/arch/arm/lib/cache.c
@@ -8,6 +8,7 @@
 
 #include <common.h>
 #include <cpu_func.h>
+#include <log.h>
 #include <malloc.h>
 #include <asm/cache.h>
 
diff --git a/arch/arm/lib/semihosting.c b/arch/arm/lib/semihosting.c
index 1b365a9..904fddd 100644
--- a/arch/arm/lib/semihosting.c
+++ b/arch/arm/lib/semihosting.c
@@ -14,6 +14,7 @@
 #include <common.h>
 #include <command.h>
 #include <env.h>
+#include <log.h>
 
 #define SYSOPEN		0x01
 #define SYSCLOSE	0x02
diff --git a/arch/arm/lib/spl.c b/arch/arm/lib/spl.c
index 5d5437c..af0c9ad 100644
--- a/arch/arm/lib/spl.c
+++ b/arch/arm/lib/spl.c
@@ -10,6 +10,7 @@
 #include <common.h>
 #include <config.h>
 #include <init.h>
+#include <log.h>
 #include <spl.h>
 #include <image.h>
 #include <asm/cache.h>