| What: /sys/devices/platform/<i2c-demux-name>/available_masters |
| Date: January 2016 |
| KernelVersion: 4.6 |
| Contact: Wolfram Sang <wsa@the-dreams.de> |
| Description: |
| Reading the file will give you a list of masters which can be |
| selected for a demultiplexed bus. The format is |
| "<index>:<name>". Example from a Renesas Lager board: |
| |
| 0:/i2c@e6500000 1:/i2c@e6508000 |
| |
| What: /sys/devices/platform/<i2c-demux-name>/current_master |
| Date: January 2016 |
| KernelVersion: 4.6 |
| Contact: Wolfram Sang <wsa@the-dreams.de> |
| Description: |
| This file selects/shows the active I2C master for a demultiplexed |
| bus. It uses the <index> value from the file 'available_masters'. |