1 files changed, 13 insertions, 0 deletions
diff --git a/include/configs/tegra2-common.h b/include/configs/tegra2-common.h
index e6f385fac3..837f859c7c 100644
--- a/include/configs/tegra2-common.h
+++ b/include/configs/tegra2-common.h
@@ -84,6 +84,19 @@
 #define CONFIG_SYS_BAUDRATE_TABLE	{4800, 9600, 19200, 38400, 57600,\
 					115200}
 
+/*
+ * 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
+
 /* include default commands */
 #include <config_cmd_default.h>