--- a/arch/arm/plat-mxc/3ds_debugboard.c
+++ b/arch/arm/plat-mxc/3ds_debugboard.c
@@ -80,7 +80,7 @@ static struct smsc911x_platform_config smsc911x_config = {

 static struct platform_device smsc_lan9217_device = {
        .name = "smsc911x",
-       .id = 0,
+       .id = -1,
        .dev = {
                .platform_data = &smsc911x_config,
        },