VAR-SOM-MX6 Yocto NAND Recovery: Difference between revisions
From Variscite Wiki
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*From Linux command line, type: "nand-recovery.sh" (This will install Yocto/Linux on the NAND) | *From Linux command line, type: "nand-recovery.sh" (This will install Yocto/Linux on the NAND) | ||
*To install Android type: "nand-recovery.sh -o Android". | *To install Android type: "nand-recovery.sh -o Android". | ||
*To install Yocto Dora type: "nand-recovery.sh -o Dora". | |||
*Reboot and Unplug the SD card | *Reboot and Unplug the SD card | ||
Revision as of 07:16, 24 December 2014
Variscite provides a recovery SD-card image that can be used to install the pre-built U-Boot, Linux kernel and the UBI file system into the Nand-Flash This SD card image includes a script (nand-recovery.sh) that installs all the boot images and root file-system.
Preparing rescue SD-Card:
- Plug-in the supplied SD card to your Linux machine, run dmesg and see which device is added (i.e. /dev/sdX or /dev/mmcblk0)
- Download mx6qd-som-nand-recovery-sd.v32.img.gz (or latest which is available on Variscite's FTP)
- For the Dual lite download mx6dl-som-nand-recovery-sd.v32.img.gz
- For the Solo download mx6solo-som-nand-recovery-sd.v32.img.gz
$ gunzip mx6qd-som-nand-recovery-sd.v32.img.gz $ sudo dd if=mx6qd-som-nand-recovery-sd.v32.img of=/dev/sdX bs=128k
Recover Nand Flash:
- Insert the SD card into the SD/MMC slot of the custom board
- Press and hold the boot-select button, power-off and power-on the board
- The board will automatically boot into Linux from SD-Card
Flash from GUI
- Press the right arrow on the upper right corner to change the desktop into Utilities.
- Push FlashAndroid or FlashYocto icon.
Flash from command line
- Login as root (no password)
- From Linux command line, type: "nand-recovery.sh" (This will install Yocto/Linux on the NAND)
- To install Android type: "nand-recovery.sh -o Android".
- To install Yocto Dora type: "nand-recovery.sh -o Dora".
- Reboot and Unplug the SD card