On Wed, Jan 6, 2016 at 10:07 AM, Laxman Dewangan <[email protected]> wrote: > The driver MAX8973 supports the driver for Maxim PMIC MAX77621. > MAX77621 supports the junction temp warning at 120 degC and > 140 degC which is configurable. It generates alert signal when > junction temperature crosses these threshold.
Sorry, this one fell thru the cracks. > MAX77621 does not support the continuous temp monitoring of > junction temperature. It just report whether junction temperature > crossed the threshold or not. > > Add support to > - Configure junction temp warning threshold via DT property > to generate alert when it crosses the threshold. > - Add support to interrupt the host from this device when alert > occurred. > - read the junction temp via thermal framework. > > Signed-off-by: Laxman Dewangan <[email protected]> > --- > Changes from v1: > - Remove irq flags from DT > - More details about supported temp by MAX77621 > > .../bindings/regulator/max8973-regulator.txt | 5 + > drivers/regulator/max8973-regulator.c | 140 > ++++++++++++++++++++- > include/linux/regulator/max8973-regulator.h | 4 + > 3 files changed, 147 insertions(+), 2 deletions(-) > > diff --git > a/Documentation/devicetree/bindings/regulator/max8973-regulator.txt > b/Documentation/devicetree/bindings/regulator/max8973-regulator.txt > index f80ea2f..93f9939 100644 > --- a/Documentation/devicetree/bindings/regulator/max8973-regulator.txt > +++ b/Documentation/devicetree/bindings/regulator/max8973-regulator.txt > @@ -31,6 +31,11 @@ Optional properties: > property is available then etr will be enable default. > > Enhanced transient response (ETR) will affect the configuration of CKADV. > +-maxim,junction-temp-warning: Junction temp warning on which device generates > + warning interrupts. This is in millicelcius. Please append units: maxim,junction-temp-warning-millicelsius or perhaps maxim,junction-warn-millicelsius to shorten it a bit. > + > +Please note that thermal functionality is only supported on MAX77621. The > +threshold warning supported by MAX77621 are 120 degC and 140 degC. > > Example: >
