MicroSD Card detection problem on Jetson Nano production module

[ashish.impace]

Hello,

We are using our own carrier board and Jetson Nano module attached to it.
Need more storage for data storing, but SD card not detected.

Below attached are the pins we utilized for the micro sd card.

These pins are utilized for the M2 key on the Jetson-B01 Carrier board, and we’re using same pins for the micro sd card on our production module.

Need your suggestion for changes required in the kernel.

[WayneWWW]

I/O Error on SD Card over SDMMC3

Hi, I’m having troubles setting up an SD card connection over SDMMC3. In the OS I can spot the SD card (it shows up under /dev/mmcblk1) and I can inspect basic things like size and the name of the SD card, but I cannot mount (it gives an I/O error). Also when trying to format using fdisk, it disappears again. Our hardware setup can be seen below. [MicrosoftTeams-image] We’ve done some changes to the device tree (looking at threads like MicroSD card not detected on Jetson Nano production mo…