mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-23 12:43:55 +08:00
39b132b0fa
Update the docs according to the recent code changes, too.
Fixes: c0c508a418 ("i2c: mux: demux-pinctrl: Clean up sysfs attributes")
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
19 lines
655 B
Plaintext
19 lines
655 B
Plaintext
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'.
|