PICO IMX8MM Training Failed

[orenrocco]

I keep receiving this error on my PICO IMX8MM 

and I have used DDR Tool but I believe I do not have the correct calibration file.

U-Boot SPL 2018.03-f30a821e93af654f523c565b0f9aa1f35306d2e5+gf30a821e93 (Feb 16 2020 - 16:57:19 +0000)
power_bd71837_init
dram_init: LPDDR4 4GB
DDRINFO: start lpddr4 ddr init
DRAM PHY training for 3000MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training FAILED
DRAM PHY training for 400MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training FAILED
DRAM PHY training for 100MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training FAILED
DRAM PHY training for 3000MTS
check ddr4_pmu_train_imem code
check ddr4_pmu_train_imem code pass
check ddr4_pmu_train_dmem code
check ddr4_pmu_train_dmem code pass
Training FAILED
DDRINFO:ddrphy calibration done
DDRINFO: ddrmix config done
Normal Boot
Trying to boot from MMC2

Thanks for the help,

Best Regards, 

Oren A.

[igorpadykov]

Hi Oren

PICO IMX8MM is technexion board and supported directly by technexion,

May be useful to look at its images and post issue on Issues · TechNexion/u-boot-edm · GitHub 

PICO‐IMX8MM · TechNexion/u-boot-edm Wiki · GitHub 

Best regards
igor
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