[PATCH v11 4/6] thermal/drivers/mediatek: Add the Low Voltage Thermal Sensor driver

Balsam CHIHI bchihi at baylibre.com
Wed Jan 25 07:06:04 PST 2023


On Tue, Jan 24, 2023 at 4:31 PM AngeloGioacchino Del Regno
<angelogioacchino.delregno at collabora.com> wrote:
>
> Il 24/01/23 14:17, bchihi at baylibre.com ha scritto:
> > From: Balsam CHIHI <bchihi at baylibre.com>
> >
> > The Low Voltage Thermal Sensor (LVTS) is a multiple sensors, multi
> > controllers contained in a thermal domain.
> >
> > A thermal domains can be the MCU or the AP.
> >
> > Each thermal domains contain up to seven controllers, each thermal
> > controller handle up to four thermal sensors.
> >
> > The LVTS has two Finite State Machines (FSM), one to handle the
> > functionin temperatures range like hot or cold temperature and another
> > one to handle monitoring trip point. The FSM notifies via interrupts
> > when a trip point is crossed.
> >
> > The interrupt is managed at the thermal controller level, so when an
> > interrupt occurs, the driver has to find out which sensor triggered
> > such an interrupt.
> >
> > The sampling of the thermal can be filtered or immediate. For the
> > former, the LVTS measures several points and applies a low pass
> > filter.
> >
> > Signed-off-by: Balsam CHIHI <bchihi at baylibre.com>
>
> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
>
> On MT8195 Tomato Chromebook:
> Tested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>

Hi Angelo,

Thank you for reviewing and testing it.

Best regards,
Balsam



More information about the linux-arm-kernel mailing list