您好,tda4 evm custom板,16G的SamDisk sd卡,已经分区和安装好了uboot,
启动时出现如下问题:
LPDDR4_Start: PASS
Trying to boot from MMC2
Loading Environment from MMC… *** Warning – No MMC card found, using default environment
Starting ATF on ARM64 core…
NOTICE: BL31: v2.3():07.01.00.004-1-g52c334fc3-dirty
NOTICE: BL31: Built : 18:17:14, Nov 19 2020
U-Boot SPL 2020.01-dirty (Apr 16 2021 – 10:31:23 +0800)
SYSFW ABI: 3.1 (firmware rev 0x0014 '20.8.5–v2020.08b (Terrific Lla')
Reading on-board EEPROM at 0x50 failed -1
Trying to boot from MMC2
i2c_write: error waiting for data ACK (status=0x116)
Error reading output register
spl: mmc init failed with error: -110
SPL: failed to boot from all boot devices
### ERROR ### Please RESET the board ###
请问是什么问题,应该怎么解决。
Shine:
请问是参考EVM板自己做的板子吗?SDK用的是哪个版本的?能使用其它boot模式启动么?
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wilder huang:
感谢及时回复,
是参考EVM板自己做的板子, sdk 用的是sdk-linux-j7-evm-07_01_00_10,现在只能使用sd boot方式。
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wilder huang:
能帮忙解决一下吗
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Shine:
请问自己的板子和EVM板硬件上有什么不同的地方?能够从EVM板启动吗? 是按照SDK里的boot步骤操作的吗?先把boot流程走一遍看有没有问题?
software-dl.ti.com/…/UG-Memory.html