| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.15 50/72] power: bq25890: Enable continuous conversion for ADC at charging | Date | Mon, 10 Jan 2022 08:23:27 +0100 |
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From: Yauhen Kharuzhy <jekhor@gmail.com>
commit 80211be1b9dec04cc2805d3d81e2091ecac289a1 upstream.
Instead of one shot run of ADC at beginning of charging, run continuous conversion to ensure that all charging-related values are monitored properly (input voltage, input current, themperature etc.).
Signed-off-by: Yauhen Kharuzhy <jekhor@gmail.com> Reviewed-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/power/supply/bq25890_charger.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/power/supply/bq25890_charger.c +++ b/drivers/power/supply/bq25890_charger.c @@ -581,12 +581,12 @@ static irqreturn_t __bq25890_handle_irq( if (!new_state.online && bq->state.online) { /* power removed */ /* disable ADC */ - ret = bq25890_field_write(bq, F_CONV_START, 0); + ret = bq25890_field_write(bq, F_CONV_RATE, 0); if (ret < 0) goto error; } else if (new_state.online && !bq->state.online) { /* power inserted */ /* enable ADC, to have control of charge current/voltage */ - ret = bq25890_field_write(bq, F_CONV_START, 1); + ret = bq25890_field_write(bq, F_CONV_RATE, 1); if (ret < 0) goto error; }
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