linux_dsm_epyc7002/Documentation/ABI/testing/sysfs-platform-i2c-demux-pinctrl
Wolfram Sang 05af076570 i2c: mux: demux-pinctrl: use proper email address for ABI requests
Use my commercial address, not my community one.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
[Removed a misplaced newline. /Peter]
Signed-off-by: Peter Rosin <peda@axentia.se>
2019-06-22 07:35:24 +02:00

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What: /sys/devices/platform/<i2c-demux-name>/available_masters
Date: January 2016
KernelVersion: 4.6
Contact: Wolfram Sang <wsa+renesas@sang-engineering.com>
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+renesas@sang-engineering.com>
Description:
This file selects/shows the active I2C master for a demultiplexed
bus. It uses the <index> value from the file 'available_masters'.