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am335x_evm: Add NAND environment variables

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* Added support to the default environment variables for NAND
  boot.
* Add nandboot to the default bootcmd.

Signed-off-by: Chase Maupin <Chase.Maupin@ti.com>
Signed-off-by: Tom Rini <trini@ti.com>
This commit is contained in:
Chase Maupin 2013-02-08 11:20:11 +00:00 • committed by Tom Rini
parent bb4d46455c
commit 73c1f4aff0
1 changed files with 14 additions and 0 deletions
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14
include/configs/am335x_evm.h
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@ -61,12 +61,20 @@
"mmcdev=0\0" \
"mmcroot=/dev/mmcblk0p2 ro\0" \
"mmcrootfstype=ext4 rootwait\0" \
"nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
"nandrootfstype=ubifs rootwait=1\0" \
"nandsrcaddr=0x280000\0" \
"nandimgsize=0x500000\0" \
"ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
"ramrootfstype=ext2\0" \
"mmcargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${mmcroot} " \
"rootfstype=${mmcrootfstype}\0" \
"nandargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${nandroot} " \
"rootfstype=${nandrootfstype}\0" \
"bootenv=uEnv.txt\0" \
"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
"importbootenv=echo Importing environment from mmc ...; " \
@ -81,6 +89,10 @@
"mmcboot=echo Booting from mmc ...; " \
"run mmcargs; " \
"bootm ${loadaddr}\0" \
"nandboot=echo Booting from nand ...; " \
"run nandargs; " \
"nand read ${loadaddr} ${nandsrcaddr} ${nandimgsize}; " \
"bootm ${loadaddr}\0" \
"ramboot=echo Booting from ramdisk ...; " \
"run ramargs; " \
"bootm ${loadaddr}\0" \
@ -106,6 +118,8 @@
"if run loaduimage; then " \
"run mmcboot;" \
"fi;" \
"else " \
"run nandboot;" \
"fi;" \
/* Clock Defines */