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SK-TDA4VM: TDA4 starter kit can't boot-up properly.

Genius 16520 points
Part Number: SK-TDA4VM

Hi Experts,

Seeking your assistance on this query:

I have few issue when I boot-up my TDA4 starter kit board which I just bought two weeks ago.
Our team have bought few boards but only this will fail starting.

It usually stuck when plug-in. Sometime the reset button will work, or need to press several times. Even that works, it still very unstable. It really bothered me.

Issues:

1. The system hang during the ATF boot up sequence(system_hang_after_reset.txt). By press the reset button, the boot-up sequence still failed.
2. The system hang during the linux kernel initialization(kernel_panic_after_reset.txt)
Attached are the error logs. 

I'm looking forward to your prompt reply.

Regards,
Archie A.

kernel_panic_after_reset.txt
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U-Boot SPL 2021.01-g44a87e3ab8 (Apr 18 2022 - 22:20:44 +0000)
Model: Texas Instruments J721E SK R5
Board: J721EX-EAIK rev A1
SYSFW ABI: 3.1 (firmware rev 0x0016 '22.1.1--v2022.01 (Terrific Llam')
Trying to boot from MMC2
U-Boot SPL 2021.01-g44a87e3ab8 (Apr 18 2022 - 22:20:44 +0000)
Model: Texas Instruments J721E SK R5
Board: J721EX-EAIK rev A1
SYSFW ABI: 3.1 (firmware rev 0x0016 '22.1.1--v2022.01 (Terrific Llam')
Trying to boot from MMC2
Starting ATF on ARM64 core...
NOTICE: BL31: v2.5(release):08.01.00.006-dirty
NOTICE: BL31: Built : 21:21:02, Apr 18 2022
U-Boot SPL 2021.01-g44a87e3ab8 (Apr 18 2022 - 21:22:46 +0000)
Model: Texas Instruments J721E SK A72
Board: J721EX-EAIK rev A1
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

system_hang_after_reset.txt
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U-Boot SPL 2021.01-g44a87e3ab8 (Mar 23 2022 - 21:34:29 +0000)
Model: Texas Instruments J721E SK R5
Board: J721EX-EAIK rev A1
SYSFW ABI: 3.1 (firmware rev 0x0016 '22.1.1--v2022.01 (Terrific Llam')
Trying to boot from MMC2
Starting ATF on ARM64 core...
NOTICE: BL31: v2.5(release):08.01.00.006-dirty
NOTICE: BL31: Built : 21:03:57, Mar 23 2022
U-Boot SPL 2021.01-g44a87e3ab8 (Mar 23 2022 - 21:04:54 +0000)
Model: Texas Instruments J721E SK A72
Board: J721EX-EAIK rev A1
SYSFW ABI: 3.1 (firmware rev 0x0016 '22.1.1--v2022.01 (Terrific Llam')
Trying to boot from MMC2
ERROR: Unhandled External Abort received on 0x80000000 from EL2
ERROR: exception reason=0 syndrome=0xbf000000
Unhandled Exception from EL2
x0 = 0x00000000ffffffff
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX