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1cda377985
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>
31 lines
971 B
Plaintext
31 lines
971 B
Plaintext
What: /sys/class/power_supply/rt9756-*/watchdog_timer
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Date: Dec 2025
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KernelVersion: 6.19
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Contact: ChiYuan Huang <cy_huang@richtek.com>
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Description:
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This entry shows and sets the watchdog timer when rt9756 charger
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operates in charging mode. When the timer expires, the device
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will disable the charging. To prevent the timer expires, any
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host communication can make the timer restarted.
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Access: Read, Write
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Valid values:
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- 500, 1000, 5000, 30000, 40000, 80000, 128000 or 255000 (milliseconds),
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- 0: disabled
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What: /sys/class/power_supply/rt9756-*/operation_mode
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Date: Dec 2025
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KernelVersion: 6.19
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Contact: ChiYuan Huang <cy_huang@richtek.com>
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Description:
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This entry shows and set the operation mode when rt9756 charger
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operates in charging phase. If 'bypass' mode is used, internal
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path will connect vbus directly to vbat. Else, default 'div2'
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mode for the switch-cap charging.
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Access: Read, Write
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Valid values:
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- 'bypass' or 'div2'
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