Tested on my Cardhu-A04 tablet, eMMC and SD-Card work fine, can load
a kernel off of an SD card OK, card detect works, and the env is now
stored in eMMC (end of the 2nd 'boot' sector, same as Tegra20).

Signed-off-by: Tom Warren <twar...@nvidia.com>
---
 include/configs/cardhu.h         |   20 +++++++++++++++++++-
 include/configs/tegra30-common.h |    3 +++
 2 files changed, 22 insertions(+), 1 deletions(-)

diff --git a/include/configs/cardhu.h b/include/configs/cardhu.h
index 1616b39..18c7eb8 100644
--- a/include/configs/cardhu.h
+++ b/include/configs/cardhu.h
@@ -47,7 +47,25 @@
 #define CONFIG_SYS_I2C_SPEED           100000
 #define CONFIG_CMD_I2C
 
-#define CONFIG_ENV_IS_NOWHERE
+/* SD/MMC */
+#define CONFIG_MMC
+#define CONFIG_GENERIC_MMC
+#define CONFIG_TEGRA_MMC
+#define CONFIG_CMD_MMC
+
+#define CONFIG_DOS_PARTITION
+#define CONFIG_EFI_PARTITION
+#define CONFIG_FS_EXT4
+#define CONFIG_FS_FAT
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_FS_GENERIC
+
+/* Environment in eMMC, at the end of 2nd "boot sector" */
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_ENV_OFFSET              ((512 * 1024) - CONFIG_ENV_SIZE)
+#define CONFIG_SYS_MMC_ENV_DEV         0
+#define CONFIG_SYS_MMC_ENV_PART                2
 
 /* SPI */
 #define CONFIG_TEGRA_SLINK
diff --git a/include/configs/tegra30-common.h b/include/configs/tegra30-common.h
index 04517e1..bd1dfe8 100644
--- a/include/configs/tegra30-common.h
+++ b/include/configs/tegra30-common.h
@@ -86,4 +86,7 @@
 /* Total I2C ports on Tegra30 */
 #define TEGRA_I2C_NUM_CONTROLLERS      5
 
+/* Misc utility code */
+#define CONFIG_BOUNCE_BUFFER
+
 #endif /* _TEGRA30_COMMON_H_ */
-- 
1.7.0.4

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