Difference between revisions of "iMX8M Industrial Recovery"
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| − | Enter command: | + | Enter command: fatls mmc 0:1 (filesystem in eMMC) or fatls mmc 1:1 (filesystem in SD Card) to see a list of DTB files: |
<syntaxhighlight lang="bash"> | <syntaxhighlight lang="bash"> | ||
Latest revision as of 18:26, 18 February 2025
Description
The recovery procedure consists of following steps:
- Downloading binaries from Voipac download webpage
- Flashing binaries and filesystem over Baseboard USB-C connector
- Setting a suitable dtb file in bootloader (u-boot)
- Resetting and booting a module
Recommended Software
- Universal Update Utility (UUU)
- Windows Command Promt
- TFTP Server
- DHCP Server (Otional)
Configuration
Updating U-boot and Filesystem
Download u-boot file:
Download filesystem:
https://downloads.voipac.com/index.php?p=iMX8M_Industrial_Development_Kit/module/software/filesystem
Download Universal Update Utility (UUU) if needed:
https://github.com/nxp-imx/mfgtools/releases
Create a new folder e.g. C:\uuu and move all downloaded files into it.
Flashing uboot and filesystem
Prepare Voipac baseboard and follow the steps to flash the module as shown on this page.
Setting a suitable dtb file in bootloader (u-boot)
Stop autoboot in bootloader:
U-Boot 2020.04-imx_v2020.04_5.4.24_2.1.0+g4979a99482 (May 30 2020 - 06:50:01 +0000)
CPU: i.MX8MQLite rev2.1 1300 MHz (running at 800 MHz)
CPU: Industrial temperature grade (-40C to 105C) at 72C
Reset cause: POR
Model: VOIPAC i.MX8MQ EVK
DRAM: 2 GiB
MMC: FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from MMC... *** Warning - bad CRC, using default environment
[*]-Video Link 0fail to find display device
probe video device failed, ret -19
[0] display-controller@32e00000, video
fail to find display device
probe video device failed, ret -19
In: serial
Out: serial
Err: serial
BuildInfo:
- ATF b0a00f2
- U-Boot 2020.04-imx_v2020.04_5.4.24_2.1.0+g4979a99482
switch to partitions #0, OK
mmc0(part 0) is current device
flash target is MMC:0
Net:
Warning: ethernet@30be0000 using MAC address from ROM
eth0: ethernet@30be0000
Fastboot: Normal
Normal Boot
Hit any key to stop autoboot: 0
u-boot=>
Enter command: fatls mmc 0:1 (filesystem in eMMC) or fatls mmc 1:1 (filesystem in SD Card) to see a list of DTB files:
u-boot=> fatls mmc 0:1
27787776 Image
45970 imx8mq-evk-voipac-dp.dtb
46177 imx8mq-evk-voipac-hdmi.dtb
46578 imx8mq-evk-voipac-lvds-koe.dtb
46582 imx8mq-evk-voipac-lvds-newhaven.dtb
5 file(s), 0 dir(s)
u-boot=>
Select the required DTB file and enter the command to set it up:
u-boot=> setenv fdt_file imx8mq-evk-voipac-hdmi.dtb u-boot=>
Save:
u-boot=> saveenv Saving Environment to MMC... Writing to MMC(0)... OK u-boot=>
Enter boot command or reset the baseboard for image loading.