| What: /sys/class/udc/<udc name>/device/usb_data_enabled |
| Date: December 2020 |
| Contact: "Ray Chi" <raychi@google.com> |
| Description: |
| The attribute can allow user space can check and modify |
| the value to enable or disable usb functionality. Therefore, |
| if the attritube is set to 0, USB host and USB peripheral |
| modes wouldn't be working. |
|  |
| Example: |
| Enable USB data functionality |
| # echo 1 > /sys/class/udc/.../device/usb_data_enabled |
| |
| Disable USB data functionality |
| # echo 0 > /sys/class/udc/.../device/usb_data_enabled |
| |
