Micro-SD card on custom jetson nano

Here are the schematics.

SOM SD pins:
SOM_SD_pins

SOM GPIO for micro-SD:

TVS protection:


R37 is not placed (internal pull-up expected). R36 protects the SOM in case GPIO07 is configured as output for other purposes and the card is inserted, shouldn’t disturb card detect functionality with a strong internal pull-up.

Micro-SD card socket + load switch: