command the bootloader image was burned to the SPI flash device of the iMX8QM MEK board:
After the board reset or power cycle the bootloader does not start - no serial output and the LED5 is OFF that indicates the the boards remains in the reset state.
f
irmware-imx-8.1.bin imx-sc-firmware-1.2.bin
imx-atf-5.4.47_2.2.0.tar.bz2
imx-mkimage-5.4.47_2.2.0.tar.bz2
imx-scfw-porting-kit-1.6.0.tar.gz
uboot-imx (imx_v2018.03_4.14.98_2.0.0_ga)
The serial output during flashing is shown below:
Welcome to minicom 2.7.1
OPTIONS: I18n
Compiled on Aug 13 2017, 15:25:34.
Port /dev/ttyUSB0, 12:03:01
Press CTRL-A Z for help on special keys
U-Boot 2018.03 (Dec 04 2020 - 10:59:44 -0500)
CPU: Freescale i.MX8QM revB A53 at 1200 MHz at 29C
Model: Freescale i.MX8QM MEK
Board: iMX8QM MEK
Boot: USB
DRAM: 1022 MiB
start sata init
SATA link 0 timeout.
TCPC: Vendor ID [0x1fc9], Product ID [0x5110], Addr [I2C0 0x51]
MMC: FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from MMC... MMC: no card present
*** Warning - No block device, using default environment
Failed (-5)
[pcie_ctrla_init_rc] LNK DOWN 8600000
In: serial
Out: serial
Err: serial
BuildInfo:
- SCFW 56682d58, SECO-FW 92ef1143, IMX-MKIMAGE 5991d861, ATF
- U-Boot 2018.03
MMC: no card present
Detect USB boot. Will enter fastboot mode!
SCSI: Net: No ethernet found.
Fastboot: Normal
Boot from USB for mfgtools
Use default environment for mfgtools
Run bootcmd_mfg: run mfgtool_args;if iminfo ${initrd_addr}; then if test ${tee} = yes; then bo;
Hit any key to stop autoboot: 0
## Checking Image at 83100000 ...
Unknown image format!
Run fastboot ...
1 setufp mode 0
1 cdns3_uboot_initmode 0
Detect USB boot. Will enter fastboot mode!
Starting download of 1024000 bytes
.......
downloading of 1024000 bytes finished
Unknown command 'qspihdr' - try 'help'
Detect USB boot. Will enter fastboot mode!
Detect USB boot. Will enter fastboot mode!
SF: Detected mt35xu512g with page size 256 Bytes, erase size 128 KiB, total 64 MiB
Detect USB boot. Will enter fastboot mode!
SF: 1048576 bytes @ 0x0 Erased: OK
Detect USB boot. Will enter fastboot mode!
device 0 offset 0x0, size 0xfa000
SF: 1024000 bytes @ 0x0 Written: OK
Detect USB boot. Will enter fastboot mode!
