+
+/* Environment in SPI */
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_SPI_MAX_HZ 48000000
+#define CONFIG_ENV_SPI_MODE SPI_MODE_0
+
+#define CONFIG_ENV_SECT_SIZE CONFIG_ENV_SIZE
+#define CONFIG_ENV_OFFSET (CONFIG_SPI_FLASH_SIZE - CONFIG_ENV_SECT_SIZE)
+
+/* USB Host support */
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_TEGRA
+#define CONFIG_USB_STORAGE
+#define CONFIG_CMD_USB
+