xref: /linux/Documentation/hwmon/wm8350.rst (revision ae22a94997b8a03dcb3c922857c203246711f9d4)
1Kernel driver wm8350-hwmon
2==========================
3
4Supported chips:
5
6  * Wolfson Microelectronics WM835x PMICs
7
8    Prefix: 'wm8350'
9
10    Datasheet:
11
12	- http://www.wolfsonmicro.com/products/WM8350
13	- http://www.wolfsonmicro.com/products/WM8351
14	- http://www.wolfsonmicro.com/products/WM8352
15
16Authors: Mark Brown <broonie@opensource.wolfsonmicro.com>
17
18Description
19-----------
20
21The WM835x series of PMICs include an AUXADC which can be used to
22monitor a range of system operating parameters, including the voltages
23of the major supplies within the system.  Currently the driver provides
24simple access to these major supplies.
25
26Voltage Monitoring
27------------------
28
29Voltages are sampled by a 12 bit ADC.  For the internal supplies the ADC
30is referenced to the system VRTC.
31