1 Kernel driver raspberrypi-hwmon
2 ===============================
5 * Raspberry Pi A+ (via GPIO on SoC)
6 * Raspberry Pi B+ (via GPIO on SoC)
7 * Raspberry Pi 2 B (via GPIO on SoC)
8 * Raspberry Pi 3 B (via GPIO on port expander)
9 * Raspberry Pi 3 B+ (via PMIC)
11 Author: Stefan Wahren <stefan.wahren@i2se.com>
16 This driver periodically polls a mailbox property of the VC4 firmware to detect
17 undervoltage conditions.
22 in0_lcrit_alarm Undervoltage alarm