Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1What: /sys/class/power_supply/rt9756-*/watchdog_timer
2Date: Dec 2025
3KernelVersion: 6.19
4Contact: ChiYuan Huang <cy_huang@richtek.com>
5Description:
6 This entry shows and sets the watchdog timer when rt9756 charger
7 operates in charging mode. When the timer expires, the device
8 will disable the charging. To prevent the timer expires, any
9 host communication can make the timer restarted.
10
11 Access: Read, Write
12
13 Valid values:
14 - 500, 1000, 5000, 30000, 40000, 80000, 128000 or 255000 (milliseconds),
15 - 0: disabled
16
17What: /sys/class/power_supply/rt9756-*/operation_mode
18Date: Dec 2025
19KernelVersion: 6.19
20Contact: ChiYuan Huang <cy_huang@richtek.com>
21Description:
22 This entry shows and set the operation mode when rt9756 charger
23 operates in charging phase. If 'bypass' mode is used, internal
24 path will connect vbus directly to vbat. Else, default 'div2'
25 mode for the switch-cap charging.
26
27 Access: Read, Write
28
29 Valid values:
30 - 'bypass' or 'div2'