| What: /sys/bus/i2c/devices/.../chip_id | |
| Date: June 2021 | |
| KernelVersion: 5.10 | |
| Contact: CY Tseng <cytseng@google.com> | |
| Description: Reports the chip identifier as a hexadecimal number. | |
| What: /sys/bus/i2c/devices/.../chip_always_on | |
| Date: June 2021 | |
| KernelVersion: 5.10 | |
| Contact: CY Tseng <cytseng@google.com> | |
| Description: Sets the power state of the device. 0 sets the device into | |
| power saving mode. 1 sets the device into power always-on mode. |