This adds uEnv.txt (and optargs/uenvcmd) support to the MMC boot section
Signed-off-by: Tom Rini <tr...@ti.com>
---
include/configs/am3517_evm.h | 22 ++++++++++++++++++++--
1 files changed, 20 insertions(+), 2 deletions(-)
diff --git a/include/configs/am3517_evm.h b/include/configs/am3517_evm.h
index d44eeec..39f1a82 100644
--- a/include/configs/am3517_evm.h
+++ b/include/configs/am3517_evm.h
@@ -191,10 +191,20 @@
"loadaddr=0x82000000\0" \
"console=ttyO2,115200n8\0" \
"mmcdev=0\0" \
- "mmcargs=setenv bootargs console=${console} " \
+ "bootenv=uEnv.txt\0" \
+ "loadbootenv=fatload mmc ${mmc_dev} ${loadaddr} ${bootenv}\0" \
+ "importbootenv=echo Importing environment from mmc ...; " \
+ "env import -t $loadaddr $filesize\0" \
+ "optargs=\0" \
+ "bootargs_defaults=setenv bootargs " \
+ "console=${console} " \
+ "${optargs}\0" \
+ "mmcargs=run bootargs_defaults; " \
+ "setenv bootargs ${bootargs} " \
"root=/dev/mmcblk0p2 rw " \
"rootfstype=ext3 rootwait\0" \
- "nandargs=setenv bootargs console=${console} " \
+ "nandargs=run bootargs_defaults; " \
+ "setenv bootargs ${bootargs} " \
"root=/dev/mtdblock4 rw " \
"rootfstype=jffs2\0" \
"loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
@@ -214,6 +224,14 @@
"if run loadbootscript; then " \
"run bootscript; " \
"else " \
+ "if run loadbootenv; then " \
+ "echo Loaded environment from ${bootenv};" \
+ "run importbootenv;" \
+ "fi;" \
+ "if test -n $uenvcmd; then " \
+ "echo Running uenvcmd ...;" \
+ "run uenvcmd;" \
+ "fi;" \
"if run loaduimage; then " \
"run mmcboot; " \
"else run nandboot; " \
--
1.7.0.4
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