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    SubjectRe: [PATCH 00/10] Add RT5033 charger device driver
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    Hi Pavel,

    On 25.03.23 17:08, Pavel Machek wrote:
    > Hi!

    ...

    >> - The third option of the rt5033 chip is enabling charging termination. This
    >> also enables a re-charge cycle. When the charging current sinks below the
    >> end-of-charge current, the chip stops charging. The sysfs state changes to
    >> "not charging". When the voltage gets 0.1 V below the end-of-charge constant
    >> voltage, re-charging starts. Then again, when charging current sinks below
    >> the end-of-charge current, the chip stops charging. And so on, going up and
    >> down in re-charge cycles. In case the power consumption is high (e.g. tuning
    >> on the display of the mobile device), the current goes into an equilibrium.
    >> The downside of this charging termination option: When reaching the end-of-
    >> charge current, the capacity might not have reached 100 % yet. The capacity
    >> to reach probably depends on power consumption and battery wear. On my mobile
    >> device, capacity reaches 98 %, drops to 96 % until re-charging kicks in,
    >> climbs to 98 %, drops to 96 %, and so on. Not reaching 100 % is a bit
    >> confusing to the user, too.
    >
    > Is the system powered from the battery in the not-charging case?

    Yes, at RT5033 in the "not charging" state the system draws the power
    from the battery.

    ...

    Kind regards,
    Jakob

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