meta-bbb/recipes-bsp/u-boot/files/uEnv.txt
Thomas Klaehn f8a0f3a533 u-boot: add environmet
Signed-off-by: Thomas Klaehn <tkl@blackfinn.de>
2018-03-18 21:36:18 +01:00

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# boot from sd card
bootpart=0:2
# boot from emmc
#bootpart=1:2
bootdir=/boot
bootfile=zImage
console=ttyO0,115200n8
fdtaddr=0x88000000
fdtfile=am335x-boneblack.dtb
loadaddr=0x82000000
# rootfs on sd card
mmcroot=/dev/mmcblk0p2 ro
# rootfs on emmc
#mmcroot=/dev/mmcblk1p2 ro
mmcrootfstype=ext4 rootwait
optargs=consoleblank=0
mmcargs=setenv bootargs console=${console} ${optargs} root=${mmcroot}
findfdtfile=setenv fdtfile ${fdtfile}
rootfstype=${mmcrootfstype}
loadfdt=run findfdtfile; load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}
loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}
uenvcmd=if run loadfdt; then echo Loaded ${fdtfile}; if run loadimage; then run mmcargs; bootz ${loadaddr} - ${fdtaddr}; fi; fi;