fdt: edid: Enable fdt_add_edid() function when CONFIG_LCD defined

This function can be used for LCDs as well as monitors.

Signed-off-by: Tom Wai-Hong Tam <waihong@chromium.org>
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/common/fdt_support.c b/common/fdt_support.c
index 963ea90..6b9fa05 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -1315,7 +1315,7 @@
 	return fdt_set_node_status(fdt, offset, status, error_code);
 }
 
-#if defined(CONFIG_VIDEO)
+#if defined(CONFIG_VIDEO) || defined(CONFIG_LCD)
 int fdt_add_edid(void *blob, const char *compat, unsigned char *edid_buf)
 {
 	int noff;