TDA4VE-Q1: TDA4VE EMMC initialization problem

Hi 

Can you send us a logs in the text form to analyse it.

KONG XIANGXU said:

1, replaced the EMMC model (all support HS200);

Also what is the part number difference between these two development boards?

Regards
Diwakar

Hi，

    Thank you for your reply. The logs you need are as follows:

    3122.log.pdf

    Regards，

    Kong

HI 

Thanks for providing the logs 

can you answer this question as well 

Diwakar Dhyani said:

1, replaced the EMMC model (all support HS200);

Also what is the part number difference between these two development boards?

After analysing the logs it seems that the emmc is not responding to the command 

[20-08-31-764][ 1.529402] mmc0: starting CMD52 arg 00000c00 flags 00000195
[20-08-31-764][ 1.543613] mmc0: sdhci: IRQ status 0x00018000
[20-08-31-775][ 1.548109] mmc0: req done (CMD52): -110: 00000000 00000000
[20-08-31-808][ 1.574161] mmc0: req done (CMD52): -110: 00000000 00000000
[20-08-31-867][ 1.641285] mmc0: req done (CMD8): -110: 00000000 00000000 00000000
[20-08-31-877][ 1.648326] mmc0: starting CMD5 arg 00000000 flags 000002e1
[20-08-31-911][ 1.673752] mmc0: req failed (CMD5): -110, retrying...
[20-08-31-945][ 1.724706] mmc0: req failed (CMD5): -110, retrying...
[20-08-31-969][ 1.743171] mmc0: req done (CMD5): -110: 00000000 00000000 00000000

Are you able to get the emmc in UBOOT ?

Regards
Diwakar

Hi：

      I switched to another EMMC, but it still failed。

      Are you able to get the emmc in UBOOT ? Yes。

      EMMC can work HS_Mode in kernel。it can not woek HS200 mode。

Hi 

Diwakar Dhyani said:

Diwakar Dhyani said:

1, replaced the EMMC model (all support HS200);

Also what is the part number difference between these two development boards?

Can you answer this question?

KONG XIANGXU said:

      Are you able to get the emmc in UBOOT ? Yes。

In UBOOT what is the SPEED mode you are using ?

Regards
Diwakar

Hi:

    In UBOOT what is the SPEED mode you are using ?

     52MHZ

Hi kONG 

Need more info on this issue 

Diwakar Dhyani said:

Diwakar Dhyani said:

1, replaced the EMMC model (all support HS200);

Also what is the part number difference between these two development boards?

Can you answer this question?

Regards
Diwakar