[U-Boot] [PATCH v2 4/4] Tegra114: MMC: Enable DT MMC driver support for Tegra114 Dalmore boards

Tom Warren twarren.nvidia at gmail.com
Tue Mar 19 00:25:36 CET 2013


Tested on my Dalmore E1611 board, 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 Tegra20/30).

Signed-off-by: Tom Warren <twarren at nvidia.com>
Reviewed-by: Stephen Warren <swarren at nvidia.com>
---
v2: Change CONFIG_ENV_OFFSET to match the size of Dalmore's eMMC chip

 include/configs/dalmore.h | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/include/configs/dalmore.h b/include/configs/dalmore.h
index c7deea5..3f4b70e 100644
--- a/include/configs/dalmore.h
+++ b/include/configs/dalmore.h
@@ -50,7 +50,17 @@
 #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
+
+/* Environment in eMMC, at the end of 2nd "boot sector" */
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_SYS_MMC_ENV_DEV		0
+#define CONFIG_SYS_MMC_ENV_PART		2
+#define CONFIG_ENV_OFFSET	(((4096 - 512) * 1024) - CONFIG_ENV_SIZE)
 
 #define MACH_TYPE_DALMORE	4304	/* not yet in mach-types.h */
 
-- 
1.8.1.5



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