mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson
synced 2025-08-27 06:50:37 +00:00
8debd8511d
Maxim MAX77705 is a Companion Power Management and Type-C interface IC. It includes charger and fuel gauge blocks, and is capable of measuring charger input current, system bus volatage and current, and bypass voltage. Add support for mentioned measurements. Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com> Link: https://lore.kernel.org/r/20250423-initial-support-for-max77705-sensors-v6-1-ff379e1b06c5@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
40 lines
896 B
ReStructuredText
40 lines
896 B
ReStructuredText
.. SPDX-License-Identifier: GPL-2.0
|
|
|
|
Kernel driver max77705
|
|
======================
|
|
|
|
Supported chips:
|
|
|
|
* Maxim Integrated MAX77705
|
|
|
|
Prefix: 'max77705'
|
|
|
|
Addresses scanned: none
|
|
|
|
Datasheet: Not available
|
|
|
|
Authors:
|
|
- Dzmitry Sankouski <dsankouski@gmail.com>
|
|
|
|
Description
|
|
-----------
|
|
|
|
The MAX77705 PMIC provides current and voltage measurements besides fuelgauge:
|
|
- chip input current
|
|
- system bus current and voltage
|
|
- VBYP voltage
|
|
|
|
Sysfs Attributes
|
|
----------------
|
|
|
|
================= ========================================
|
|
in1_label "vbyp"
|
|
in1_input Measured chip vbyp voltage
|
|
in2_label "vsys"
|
|
in2_input Measured chip system bus voltage
|
|
curr1_label "iin"
|
|
curr1_input Measured chip input current.
|
|
curr2_label "isys"
|
|
curr2_input Measured chip system bus current.
|
|
================= ========================================
|