+/*
+ * This parameter affects a TXFILLTUNING field that controls how much data is
+ * sent to the latency fifo before it is sent to the wire. Without this
+ * parameter, the default (2) causes occasional Data Buffer Errors in OUT
+ * packets depending on the buffer address and size.
+ */
+#define CONFIG_USB_EHCI_TXFIFO_THRESH 10
+#define CONFIG_EHCI_IS_TDI
+#define CONFIG_EHCI_DCACHE
+
+/* Total I2C ports on Tegra2 */
+#define TEGRA_I2C_NUM_CONTROLLERS 4
+