[U-Boot] [PATCH 5/5] Tegra30: MMC: Enable DT MMC driver support for Tegra30 Cardhu boards

Tom Warren
2013-02-26T20:46:36Z

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 <twarren@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