net: Drop dm.h header file from phy.h
This header file should not be included in other header files. Remove it
and use other headers and C inclusions instead.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/include/phy_interface.h b/include/phy_interface.h
index 882e4af..841ade3 100644
--- a/include/phy_interface.h
+++ b/include/phy_interface.h
@@ -10,6 +10,8 @@
#ifndef _PHY_INTERFACE_H
#define _PHY_INTERFACE_H
+#include <string.h>
+
typedef enum {
PHY_INTERFACE_MODE_MII,
PHY_INTERFACE_MODE_GMII,