common: Drop linux/delay.h from common header

Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/sunxi/lcdc.c b/drivers/video/sunxi/lcdc.c
index e8da302..73033c3 100644
--- a/drivers/video/sunxi/lcdc.c
+++ b/drivers/video/sunxi/lcdc.c
@@ -9,6 +9,7 @@
 
 #include <common.h>
 #include <log.h>
+#include <linux/delay.h>
 
 #include <asm/arch/clock.h>
 #include <asm/arch/lcdc.h>
diff --git a/drivers/video/sunxi/sunxi_display.c b/drivers/video/sunxi/sunxi_display.c
index c4c1d1b..f52aba4 100644
--- a/drivers/video/sunxi/sunxi_display.c
+++ b/drivers/video/sunxi/sunxi_display.c
@@ -11,6 +11,7 @@
 #include <efi_loader.h>
 #include <init.h>
 #include <time.h>
+#include <linux/delay.h>
 
 #include <asm/arch/clock.h>
 #include <asm/arch/display.h>
diff --git a/drivers/video/sunxi/sunxi_dw_hdmi.c b/drivers/video/sunxi/sunxi_dw_hdmi.c
index 546b863..cf2d6a7 100644
--- a/drivers/video/sunxi/sunxi_dw_hdmi.c
+++ b/drivers/video/sunxi/sunxi_dw_hdmi.c
@@ -15,6 +15,7 @@
 #include <asm/io.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/lcdc.h>
+#include <linux/delay.h>
 
 struct sunxi_dw_hdmi_priv {
 	struct dw_hdmi hdmi;