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| author | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-07-31 23:08:53 +0300 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2019-07-31 23:16:17 +0300 |
| commit | e9bb627561535dd584b43a8c0afe93a67bc6a2c5 (patch) | |
| tree | ca91d46418c232f56b7f36010d6fe4317eb9d2ad /Documentation/w1/masters/ds2482.rst | |
| parent | f139291c713069b5fa826ff509190efb5df83860 (diff) | |
| download | linux-e9bb627561535dd584b43a8c0afe93a67bc6a2c5.tar.xz | |
docs: w1: convert to ReST and add to the kAPI group of docs
The 1wire documentation was written with w1 developers in
mind, so, it makes sense to add it together with the driver-api
set.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/w1/masters/ds2482.rst')
| -rw-r--r-- | Documentation/w1/masters/ds2482.rst | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/Documentation/w1/masters/ds2482.rst b/Documentation/w1/masters/ds2482.rst new file mode 100644 index 000000000000..17ebe8f660cd --- /dev/null +++ b/Documentation/w1/masters/ds2482.rst @@ -0,0 +1,39 @@ +==================== +Kernel driver ds2482 +==================== + +Supported chips: + + * Maxim DS2482-100, Maxim DS2482-800 + + Prefix: 'ds2482' + + Addresses scanned: None + + Datasheets: + + - http://datasheets.maxim-ic.com/en/ds/DS2482-100.pdf + - http://datasheets.maxim-ic.com/en/ds/DS2482-800.pdf + +Author: Ben Gardner <bgardner@wabtec.com> + + +Description +----------- + +The Maxim/Dallas Semiconductor DS2482 is a I2C device that provides +one (DS2482-100) or eight (DS2482-800) 1-wire busses. + + +General Remarks +--------------- + +Valid addresses are 0x18, 0x19, 0x1a, and 0x1b. + +However, the device cannot be detected without writing to the i2c bus, so no +detection is done. You should instantiate the device explicitly. + +:: + + $ modprobe ds2482 + $ echo ds2482 0x18 > /sys/bus/i2c/devices/i2c-0/new_device |