Commit 7808c934 authored by Markus Reichl's avatar Markus Reichl Committed by Jonathan Corbet

w1: w1_therm: Document Maxim MAX31850 thermoelement IF.

w1_therm driver supports now MAX31850, too. Add it to documentation
and fix a small typo.
Signed-off-by: default avatarMarkus Reichl <m.reichl@fivetechno.de>
Signed-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent ca3d0b5d
......@@ -6,7 +6,8 @@ Supported chips:
* Maxim ds18*20 based temperature sensors.
* Maxim ds1825 based temperature sensors.
* GXCAS GC20MH01 temperature sensor.
* GXCAS GX20MH01 temperature sensor.
* Maxim MAX31850 thermoelement interface.
Author: Evgeniy Polyakov <johnpol@2ka.mipt.ru>
......@@ -15,7 +16,7 @@ Description
-----------
w1_therm provides basic temperature conversion for ds18*20, ds28ea00, GX20MH01
devices.
and MAX31850 devices.
Supported family codes:
......@@ -137,3 +138,7 @@ bits in Config register; R2 bit in Config register enabling 13 and 14 bit
resolutions. The device is powered up in 14-bit resolution mode. The conversion
times specified in the datasheet are too low and have to be increased. The
device supports driver features ``1`` and ``2``.
MAX31850 device shares family number 0x3B with DS1825. The device is generally
compatible with DS1825. The higher 4 bits of Config register read all 1,
indicating 15, but the device is always operating in 14-bit resolution mode.
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