-#define CONFIG_ENV_IS_IN_NAND
-#define CONFIG_ENV_OFFSET (SZ_2M)
-#undef CONFIG_ENV_SIZE /* undef size from tegra20-common.h */
-#define CONFIG_ENV_SIZE (SZ_64K)
+#define CONFIG_ENV_OFFSET (SZ_2M)
+#undef CONFIG_ENV_SIZE /* undef size from tegra20-common.h */
+#define CONFIG_ENV_SIZE (SZ_64K)
+
+#define BOARD_EXTRA_ENV_SETTINGS \
+ "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0"
+
+/* Increase console I/O buffer size */
+#undef CONFIG_SYS_CBSIZE
+#define CONFIG_SYS_CBSIZE 1024
+
+/* Increase arguments buffer size */
+#undef CONFIG_SYS_BARGSIZE
+#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE