diff options
| author | ChiYuan Huang <cy_huang@richtek.com> | 2025-10-31 15:19:35 +0800 |
|---|---|---|
| committer | Sebastian Reichel <sebastian.reichel@collabora.com> | 2025-11-03 01:44:20 +0100 |
| commit | 1cda37798599692cb553fdb4e93faa294e1a151b (patch) | |
| tree | 4a23c14b2280aaefa380672b1c29fa0d6a2e731f | |
| parent | b6f0796d4398beba49c548e07a3d13656acb8fb1 (diff) | |
Documentation: power: rt9756: Document exported sysfs entries
Document the settings exported by rt9756 charger driver through sysfs
entries:
- watchdog_timer
- operation_mode
Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
Link: https://patch.msgid.link/5138d4aa760d6ff81a5296cdf010a447056abce4.1761894605.git.cy_huang@richtek.com
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
| -rw-r--r-- | Documentation/ABI/testing/sysfs-class-power-rt9756 | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-power-rt9756 b/Documentation/ABI/testing/sysfs-class-power-rt9756 new file mode 100644 index 000000000000..c4d6c2b4715d --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-power-rt9756 @@ -0,0 +1,30 @@ +What: /sys/class/power_supply/rt9756-*/watchdog_timer +Date: Dec 2025 +KernelVersion: 6.19 +Contact: ChiYuan Huang <cy_huang@richtek.com> +Description: + This entry shows and sets the watchdog timer when rt9756 charger + operates in charging mode. When the timer expires, the device + will disable the charging. To prevent the timer expires, any + host communication can make the timer restarted. + + Access: Read, Write + + Valid values: + - 500, 1000, 5000, 30000, 40000, 80000, 128000 or 255000 (milliseconds), + - 0: disabled + +What: /sys/class/power_supply/rt9756-*/operation_mode +Date: Dec 2025 +KernelVersion: 6.19 +Contact: ChiYuan Huang <cy_huang@richtek.com> +Description: + This entry shows and set the operation mode when rt9756 charger + operates in charging phase. If 'bypass' mode is used, internal + path will connect vbus directly to vbat. Else, default 'div2' + mode for the switch-cap charging. + + Access: Read, Write + + Valid values: + - 'bypass' or 'div2' |