I am seeking help if my OPIZ2 would be still fixable.

When I tried to boot with working sd card on another OPIZ2, it says:

BOOT0 is starting May 13 2020 14:10:04!

[222]BOOT0 commit : 593cf83

[225]set pll start

[228]periph0 has been enabled

[231]set pll end

[233]unknow PMU

[234]PMU: AXP806

[242]vaild para:1 select dram para0

[245]board init ok

[247]DRAM BOOT DRIVE INFO: V0.52

[250]the chip id is 0x5000

[253]chip id check OK

[255]DRAM_VCC set to 1500 mv

[259]read_calibration error

[263]read_calibration error

[267]read_calibration error

[271]read_calibration error

[275]read_calibration error

[279]read_calibration error

[283]read_calibration error

[287]read_calibration error

[291]read_calibration error

[295]read_calibration error

[297]retraining final error

[301]dx_low 16bit write training error

[306]dx_low 16bit write training error

[310]dx_low 16bit write training error

[314]dx_low 16bit write training error

[318]dx_low 16bit write training error

[322]write_training error

[326]dx_low 16bit write training error

[330]dx_low 16bit write training error

[334]dx_low 16bit write training error

[338]dx_low 16bit write training error

[343]dx_low 16bit write training error

[347]write_training error

[351]dx_low 16bit write training error

[355]dx_low 16bit write training error

[359]dx_low 16bit write training error

[363]dx_low 16bit write training error

[367]dx_low 16bit write training error

[371]write_training error

[375]dx_low 16bit write training error

[379]dx_low 16bit write training error

[383]dx_low 16bit write training error

[388]dx_low 16bit write training error

[392]dx_low 16bit write training error

[396]write_training error

[400]dx_low 16bit write training error

[404]dx_low 16bit write training error

[408]dx_low 16bit write training error

[412]dx_low 16bit write training error

[416]dx_low 16bit write training error

[420]write_training error

[424]dx_low 16bit write training error

[428]dx_low 16bit write training error

[432]dx_low 16bit write training error

[437]dx_low 16bit write training error

[441]dx_low 16bit write training error

[445]write_training error

[449]dx_low 16bit write training error

[453]dx_low 16bit write training error

[457]dx_low 16bit write training error

[461]dx_low 16bit write training error

[465]dx_low 16bit write training error

[469]write_training error

[473]dx_low 16bit write training error

[477]dx_low 16bit write training error

[481]dx_low 16bit write training error

[486]dx_low 16bit write training error

[490]dx_low 16bit write training error

[494]write_training error

[498]dx_low 16bit write training error

[502]dx_low 16bit write training error

[506]dx_low 16bit write training error

[510]dx_low 16bit write training error

[514]dx_low 16bit write training error

[518]write_training error

[522]dx_low 16bit write training error

[526]dx_low 16bit write training error

[530]dx_low 16bit write training error

[535]dx_low 16bit write training error

[539]dx_low 16bit write training error

[543]write_training error

[545]retraining final error

[550]read_calibration error

[554]read_calibration error

[558]read_calibration error

[561]read_calibration error

[565]read_calibration error

[569]read_calibration error

[573]read_calibration error

[577]read_calibration error

[581]read_calibration error

[585]read_calibration error

[588]retraining final error

[592]dx_low 16bit write training error

[596]dx_low 16bit write training error

[600]dx_low 16bit write training error

[604]dx_low 16bit write training error

[608]dx_low 16bit write training error

[612]write_training error

[616]dx_low 16bit write training error

[620]dx_low 16bit write training error

[624]dx_low 16bit write training error

[628]dx_low 16bit write training error

[632]dx_low 16bit write training error

[636]write_training error

[640]dx_low 16bit write training error

[644]dx_low 16bit write training error

[648]dx_low 16bit write training error

[652]dx_low 16bit write training error

[656]dx_low 16bit write training error

[660]write_training error

[664]dx_low 16bit write training error

[668]dx_low 16bit write training error

[672]dx_low 16bit write training error

[676]dx_low 16bit write training error

[680]dx_low 16bit write training error

[684]write_training error

[687]dx_low 16bit write training error

[691]dx_low 16bit write training error

[696]dx_low 16bit write training error

[700]dx_low 16bit write training error

[704]dx_low 16bit write training error

[708]write_training error

[711]dx_low 16bit write training error

[715]dx_low 16bit write training error

[719]dx_low 16bit write training error

[723]dx_low 16bit write training error

[727]dx_low 16bit write training error

[731]write_training error

[735]dx_low 16bit write training error

[739]dx_low 16bit write training error

[743]dx_low 16bit write training error

[747]dx_low 16bit write training error

[751]dx_low 16bit write training error

[755]write_training error

[759]dx_low 16bit write training error

[763]dx_low 16bit write training error

[767]dx_low 16bit write training error

[771]dx_low 16bit write training error

[775]dx_low 16bit write training error

[779]write_training error

[783]dx_low 16bit write training error

[787]dx_low 16bit write training error

[791]dx_low 16bit write training error

[795]dx_low 16bit write training error

[799]dx_low 16bit write training error

[803]write_training error

[807]dx_low 16bit write training error

[811]dx_low 16bit write training error

[815]dx_low 16bit write training error

[819]dx_low 16bit write training error

[823]dx_low 16bit write training error

[827]write_training error

[830]retraining final error

....and nothing happend beyond this poin.