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AM625: Error during wire jump test to remove SD connector

Part Number: AM625

Tool/software:

Hello,

I am using AM62 Custom Board, and the concept is to move to eMMC after booting SD connector and then execute eMMC.

So SD connector is only needed initially, so I tried to remove it from the circuit
and tried to operate SD card after jump, but the following error code came out.

Please check if the problem is due to long SD card wiring jump.

U-Boot SPL 2023.04-g24098ea90d (Jul 06 2023 - 12:59:40 +0000)
SYSFW ABI: 3.1 (firmware rev 0x0009 '9.0.5--v09.00.05 (Kool Koala)')
SPL initial stack usage: 13376 bytes
Trying to boot from MMC2
mmc_load_image_raw_sector: mmc block read error
Warning: Detected image signing certificate on GP device. Skipping certificate to prevent boot failure. This will fail if the image was also encrypted
Warning: Detected image signing certificate on GP device. Skipping certificate to prevent boot failure. This will fail if the image was also encrypted
Warning: Detected image signing certificate on GP device. Skipping certificate to prevent boot failure. This will fail if the image was also encrypted
Warning: Detected image signing certificate on GP device. Skipping certificate to prevent boot failure. This will fail if the image was also encrypted
Warning: Detected image signing certificate on GP device. Skipping certificate to prevent boot failure. This will fail if the image was also encrypted
Starting ATF on ARM64 core...

NOTICE:  BL31: v2.8(release):v2.8-226-g2fcd408bb3-dirty
NOTICE:  BL31: Built : 00:42:57, Jan 13 2023

U-Boot SPL 2023.04-g24098ea90d (Jul 06 2023 - 12:59:40 +0000)
SYSFW ABI: 3.1 (firmware rev 0x0009 '9.0.5--v09.00.05 (Kool Koala)')
SPL initial stack usage: 1856 bytes
i2c_write: error waiting for data ACK (status=0x116)
pca953x gpio@22: Error reading output register
Error reading cluster
Trying to boot from MMC2
sdhci_transfer_data: Transfer data timeout
mmc_load_image_raw_sector: mmc block read error
** Can't read partition table on 1:0 **
** Partition 1 not valid on device 1 **
spl_register_fat_device: fat register err - -1
spl_load_image_fat: error reading image u-boot.img, err - -1
SPL: failed to boot from all boot devices
### ERROR ### Please RESET the board ###