| rjw | 1f88458 | 2022-01-06 17:20:42 +0800 | [diff] [blame^] | 1 | # Note: This documents additional properties of any device beyond what |
| 2 | # is documented in Documentation/sysfs-rules.txt |
| 3 | |
| 4 | What: /sys/devices/*/of_node |
| 5 | Date: February 2015 |
| 6 | Contact: Device Tree mailing list <devicetree@vger.kernel.org> |
| 7 | Description: |
| 8 | Any device associated with a device-tree node will have |
| 9 | an of_path symlink pointing to the corresponding device |
| 10 | node in /sys/firmware/devicetree/ |
| 11 | |
| 12 | What: /sys/devices/*/devspec |
| 13 | Date: October 2016 |
| 14 | Contact: Device Tree mailing list <devicetree@vger.kernel.org> |
| 15 | Description: |
| 16 | If CONFIG_OF is enabled, then this file is present. When |
| 17 | read, it returns full name of the device node. |
| 18 | |
| 19 | What: /sys/devices/*/obppath |
| 20 | Date: October 2016 |
| 21 | Contact: Device Tree mailing list <devicetree@vger.kernel.org> |
| 22 | Description: |
| 23 | If CONFIG_OF is enabled, then this file is present. When |
| 24 | read, it returns full name of the device node. |