1*4882a593SmuzhiyunWhat: /sys/devices/platform/<i2c-demux-name>/available_masters 2*4882a593SmuzhiyunDate: January 2016 3*4882a593SmuzhiyunKernelVersion: 4.6 4*4882a593SmuzhiyunContact: Wolfram Sang <wsa+renesas@sang-engineering.com> 5*4882a593SmuzhiyunDescription: 6*4882a593Smuzhiyun Reading the file will give you a list of masters which can be 7*4882a593Smuzhiyun selected for a demultiplexed bus. The format is 8*4882a593Smuzhiyun "<index>:<name>". Example from a Renesas Lager board:: 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun 0:/i2c@e6500000 1:/i2c@e6508000 11*4882a593Smuzhiyun 12*4882a593SmuzhiyunWhat: /sys/devices/platform/<i2c-demux-name>/current_master 13*4882a593SmuzhiyunDate: January 2016 14*4882a593SmuzhiyunKernelVersion: 4.6 15*4882a593SmuzhiyunContact: Wolfram Sang <wsa+renesas@sang-engineering.com> 16*4882a593SmuzhiyunDescription: 17*4882a593Smuzhiyun This file selects/shows the active I2C master for a demultiplexed 18*4882a593Smuzhiyun bus. It uses the <index> value from the file 'available_masters'. 19