From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- Documentation/hwmon/raspberrypi-hwmon.rst | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/hwmon/raspberrypi-hwmon.rst (limited to 'Documentation/hwmon/raspberrypi-hwmon.rst') diff --git a/Documentation/hwmon/raspberrypi-hwmon.rst b/Documentation/hwmon/raspberrypi-hwmon.rst new file mode 100644 index 0000000000..8038ade364 --- /dev/null +++ b/Documentation/hwmon/raspberrypi-hwmon.rst @@ -0,0 +1,25 @@ +Kernel driver raspberrypi-hwmon +=============================== + +Supported boards: + + * Raspberry Pi A+ (via GPIO on SoC) + * Raspberry Pi B+ (via GPIO on SoC) + * Raspberry Pi 2 B (via GPIO on SoC) + * Raspberry Pi 3 B (via GPIO on port expander) + * Raspberry Pi 3 B+ (via PMIC) + +Author: Stefan Wahren + +Description +----------- + +This driver periodically polls a mailbox property of the VC4 firmware to detect +undervoltage conditions. + +Sysfs entries +------------- + +======================= ================== +in0_lcrit_alarm Undervoltage alarm +======================= ================== -- cgit v1.2.3