tegra: harmony: add device tree support

... to enable USB host support, which enables Ethernet support.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
diff --git a/include/configs/harmony.h b/include/configs/harmony.h
index 25d6ec7..88189be 100644
--- a/include/configs/harmony.h
+++ b/include/configs/harmony.h
@@ -1,5 +1,5 @@
 /*
- *  (C) Copyright 2010,2011
+ *  (C) Copyright 2010-2012
  *  NVIDIA Corporation <www.nvidia.com>
  *
  * See file CREDITS for list of people who contributed to this
@@ -27,6 +27,11 @@
 #include <asm/sizes.h>
 #include "tegra2-common.h"
 
+/* Enable fdt support for Harmony. Flash the image in u-boot-dtb.bin */
+#define CONFIG_DEFAULT_DEVICE_TREE	tegra2-harmony
+#define CONFIG_OF_CONTROL
+#define CONFIG_OF_SEPARATE
+
 /* High-level configuration options */
 #define V_PROMPT		"Tegra2 (Harmony) # "
 #define CONFIG_TEGRA2_BOARD_STRING	"NVIDIA Harmony"
@@ -61,6 +66,21 @@
 /* Environment not stored */
 #define CONFIG_ENV_IS_NOWHERE
 
+/* USB Host support */
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_TEGRA
+#define CONFIG_USB_STORAGE
+#define CONFIG_CMD_USB
+
+/* USB networking support */
+#define CONFIG_USB_HOST_ETHER
+#define CONFIG_USB_ETHER_SMSC95XX
+#define CONFIG_USB_ETHER_ASIX
+
+/* General networking support */
+#define CONFIG_CMD_NET
+#define CONFIG_CMD_DHCP
+
 #include "tegra2-common-post.h"
 
 #endif /* __CONFIG_H */