xref: /linux/Documentation/ABI/testing/sysfs-driver-w1_ds28e17 (revision 4fd18fc38757217c746aa063ba9e4729814dc737)
1What:		/sys/bus/w1/devices/19-<id>/speed
2Date:		Sep 2017
3KernelVersion:	4.14
4Contact:	Jan Kandziora <jjj@gmx.de>
5Description:	When written, this file sets the I2C speed on the connected
6		DS28E17 chip. When read, it reads the current setting from
7		the DS28E17 chip.
8
9		Valid values: 100, 400, 900 [kBaud].
10
11		Default 100, can be set by w1_ds28e17.speed= module parameter.
12Users:		w1_ds28e17 driver
13
14What:		/sys/bus/w1/devices/19-<id>/stretch
15Date:		Sep 2017
16KernelVersion:	4.14
17Contact:	Jan Kandziora <jjj@gmx.de>
18Description:	When written, this file sets the multiplier used to calculate
19		the busy timeout for I2C operations on the connected DS28E17
20		chip. When read, returns the current setting.
21		Valid values: 1 to 9.
22
23		Default 1, can be set by w1_ds28e17.stretch= module parameter.
24Users:		w1_ds28e17 driver
25