Message ID | 20190129085531.32364-5-markz@nvidia.com |
---|---|
State | Deferred |
Headers | show |
Series | Add max77620 charging & low battery support | expand |
On Tue, Jan 29, 2019 at 04:55:31PM +0800, Mark Zhang wrote: > Adding documentation for low battery monitor properties: > - maxim,low-battery-dac-enable > - maxim,low-battery-dac-disable > - maxim,low-battery-shutdown-enable > - maxim,low-battery-shutdown-disable > - maxim,low-battery-reset-enable > - maxim,low-battery-reset-disable > > Signed-off-by: Mark Zhang <markz@nvidia.com> > --- > Documentation/devicetree/bindings/mfd/max77620.txt | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/Documentation/devicetree/bindings/mfd/max77620.txt b/Documentation/devicetree/bindings/mfd/max77620.txt > index 484b17e4fba5..5fed0a463b80 100644 > --- a/Documentation/devicetree/bindings/mfd/max77620.txt > +++ b/Documentation/devicetree/bindings/mfd/max77620.txt > @@ -142,6 +142,20 @@ Optional properties: > Device supports 100/1000/3000/6000 Ohms. > Default will be set to 1000 Ohm. > > +Low-Battery Monitor: > +================== > +This sub-node configure low battery monitor configuration registers. Device has > +support for low-battery monitor configuration through child DT node > +"low-battery-monitor". > + > +Optional properties: > + - maxim,low-battery-dac-enable: Enable low battery DAC. > + - maxim,low-battery-dac-disable: Disable low battery DAC. > + - maxim,low-battery-shutdown-enable: Enable low battery shutdown. > + - maxim,low-battery-shutdown-disable: Disable low battery shutdown. > + - maxim,low-battery-reset-enable: Enable low battery reset. > + - maxim,low-battery-reset-disable: Disable low battery reset. Do you really need 3 states with the 3rd being prop not present. Rob
On 1/31/2019 3:53 AM, Rob Herring wrote: > On Tue, Jan 29, 2019 at 04:55:31PM +0800, Mark Zhang wrote: >> Adding documentation for low battery monitor properties: >> - maxim,low-battery-dac-enable >> - maxim,low-battery-dac-disable >> - maxim,low-battery-shutdown-enable >> - maxim,low-battery-shutdown-disable >> - maxim,low-battery-reset-enable >> - maxim,low-battery-reset-disable >> >> Signed-off-by: Mark Zhang <markz@nvidia.com> >> --- >> Documentation/devicetree/bindings/mfd/max77620.txt | 14 ++++++++++++++ >> 1 file changed, 14 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/mfd/max77620.txt b/Documentation/devicetree/bindings/mfd/max77620.txt >> index 484b17e4fba5..5fed0a463b80 100644 >> --- a/Documentation/devicetree/bindings/mfd/max77620.txt >> +++ b/Documentation/devicetree/bindings/mfd/max77620.txt >> @@ -142,6 +142,20 @@ Optional properties: >> Device supports 100/1000/3000/6000 Ohms. >> Default will be set to 1000 Ohm. >> >> +Low-Battery Monitor: >> +================== >> +This sub-node configure low battery monitor configuration registers. Device has >> +support for low-battery monitor configuration through child DT node >> +"low-battery-monitor". >> + >> +Optional properties: >> + - maxim,low-battery-dac-enable: Enable low battery DAC. >> + - maxim,low-battery-dac-disable: Disable low battery DAC. >> + - maxim,low-battery-shutdown-enable: Enable low battery shutdown. >> + - maxim,low-battery-shutdown-disable: Disable low battery shutdown. >> + - maxim,low-battery-reset-enable: Enable low battery reset. >> + - maxim,low-battery-reset-disable: Disable low battery reset. > > Do you really need 3 states with the 3rd being prop not present. Yeah, so I think we can just keep 3 of them and shorten the names a little bit (lbm stands for "low battery monitoring"): - maxim,lbm-dac-enable - maxim,lbm-shutdown-enable - maxim,lbm-reset-enable Does this look good to you? Mark > > Rob >
On Wed, Jan 30, 2019 at 8:29 PM Mark Zhang <markz@nvidia.com> wrote: > > On 1/31/2019 3:53 AM, Rob Herring wrote: > > On Tue, Jan 29, 2019 at 04:55:31PM +0800, Mark Zhang wrote: > >> Adding documentation for low battery monitor properties: > >> - maxim,low-battery-dac-enable > >> - maxim,low-battery-dac-disable > >> - maxim,low-battery-shutdown-enable > >> - maxim,low-battery-shutdown-disable > >> - maxim,low-battery-reset-enable > >> - maxim,low-battery-reset-disable > >> > >> Signed-off-by: Mark Zhang <markz@nvidia.com> > >> --- > >> Documentation/devicetree/bindings/mfd/max77620.txt | 14 ++++++++++++++ > >> 1 file changed, 14 insertions(+) > >> > >> diff --git a/Documentation/devicetree/bindings/mfd/max77620.txt b/Documentation/devicetree/bindings/mfd/max77620.txt > >> index 484b17e4fba5..5fed0a463b80 100644 > >> --- a/Documentation/devicetree/bindings/mfd/max77620.txt > >> +++ b/Documentation/devicetree/bindings/mfd/max77620.txt > >> @@ -142,6 +142,20 @@ Optional properties: > >> Device supports 100/1000/3000/6000 Ohms. > >> Default will be set to 1000 Ohm. > >> > >> +Low-Battery Monitor: > >> +================== > >> +This sub-node configure low battery monitor configuration registers. Device has > >> +support for low-battery monitor configuration through child DT node > >> +"low-battery-monitor". Missed this the first time, but there's not really any reason for these to be in a child node. > >> + > >> +Optional properties: > >> + - maxim,low-battery-dac-enable: Enable low battery DAC. > >> + - maxim,low-battery-dac-disable: Disable low battery DAC. > >> + - maxim,low-battery-shutdown-enable: Enable low battery shutdown. > >> + - maxim,low-battery-shutdown-disable: Disable low battery shutdown. > >> + - maxim,low-battery-reset-enable: Enable low battery reset. > >> + - maxim,low-battery-reset-disable: Disable low battery reset. > > > > Do you really need 3 states with the 3rd being prop not present. > > Yeah, so I think we can just keep 3 of them and shorten the names a little bit > (lbm stands for "low battery monitoring"): > - maxim,lbm-dac-enable > - maxim,lbm-shutdown-enable > - maxim,lbm-reset-enable > > Does this look good to you? Yes. However, are these 3 mutually exclusive? If so, then perhaps 'maxim,low-battery-mode = "<dac|shutdown|reset>"'? Rob
On 31 January 2019 21:05:46 GMT, Rob Herring <robh@kernel.org> wrote: >On Wed, Jan 30, 2019 at 8:29 PM Mark Zhang <markz@nvidia.com> wrote: >> >> On 1/31/2019 3:53 AM, Rob Herring wrote: >> > On Tue, Jan 29, 2019 at 04:55:31PM +0800, Mark Zhang wrote: >> >> Adding documentation for low battery monitor properties: >> >> - maxim,low-battery-dac-enable >> >> - maxim,low-battery-dac-disable >> >> - maxim,low-battery-shutdown-enable >> >> - maxim,low-battery-shutdown-disable >> >> - maxim,low-battery-reset-enable >> >> - maxim,low-battery-reset-disable >> >> >> >> Signed-off-by: Mark Zhang <markz@nvidia.com> >> >> --- >> >> Documentation/devicetree/bindings/mfd/max77620.txt | 14 >++++++++++++++ >> >> 1 file changed, 14 insertions(+) >> >> >> >> diff --git a/Documentation/devicetree/bindings/mfd/max77620.txt >b/Documentation/devicetree/bindings/mfd/max77620.txt >> >> index 484b17e4fba5..5fed0a463b80 100644 >> >> --- a/Documentation/devicetree/bindings/mfd/max77620.txt >> >> +++ b/Documentation/devicetree/bindings/mfd/max77620.txt >> >> @@ -142,6 +142,20 @@ Optional properties: >> >> Device supports 100/1000/3000/6000 Ohms. >> >> Default will be set to 1000 Ohm. >> >> >> >> +Low-Battery Monitor: >> >> +================== >> >> +This sub-node configure low battery monitor configuration >registers. Device has >> >> +support for low-battery monitor configuration through child DT >node >> >> +"low-battery-monitor". > >Missed this the first time, but there's not really any reason for >these to be in a child node. > >> >> + >> >> +Optional properties: >> >> + - maxim,low-battery-dac-enable: Enable low battery DAC. >> >> + - maxim,low-battery-dac-disable: Disable low battery DAC. >> >> + - maxim,low-battery-shutdown-enable: Enable low battery >shutdown. >> >> + - maxim,low-battery-shutdown-disable: Disable low battery >shutdown. >> >> + - maxim,low-battery-reset-enable: Enable low battery reset. >> >> + - maxim,low-battery-reset-disable: Disable low battery reset. >> > >> > Do you really need 3 states with the 3rd being prop not present. >> >> Yeah, so I think we can just keep 3 of them and shorten the names a >little bit >> (lbm stands for "low battery monitoring"): >> - maxim,lbm-dac-enable >> - maxim,lbm-shutdown-enable >> - maxim,lbm-reset-enable >> >> Does this look good to you? > >Yes. However, are these 3 mutually exclusive? If so, then perhaps >'maxim,low-battery-mode = "<dac|shutdown|reset>"'? I agree, would also allow the addition of the voltage cut off point configuration by just adding more defines.(current forces 3.something v cutoff) > >Rob
diff --git a/Documentation/devicetree/bindings/mfd/max77620.txt b/Documentation/devicetree/bindings/mfd/max77620.txt index 484b17e4fba5..5fed0a463b80 100644 --- a/Documentation/devicetree/bindings/mfd/max77620.txt +++ b/Documentation/devicetree/bindings/mfd/max77620.txt @@ -142,6 +142,20 @@ Optional properties: Device supports 100/1000/3000/6000 Ohms. Default will be set to 1000 Ohm. +Low-Battery Monitor: +================== +This sub-node configure low battery monitor configuration registers. Device has +support for low-battery monitor configuration through child DT node +"low-battery-monitor". + +Optional properties: + - maxim,low-battery-dac-enable: Enable low battery DAC. + - maxim,low-battery-dac-disable: Disable low battery DAC. + - maxim,low-battery-shutdown-enable: Enable low battery shutdown. + - maxim,low-battery-shutdown-disable: Disable low battery shutdown. + - maxim,low-battery-reset-enable: Enable low battery reset. + - maxim,low-battery-reset-disable: Disable low battery reset. + Example: -------- #include <dt-bindings/mfd/max77620.h>
Adding documentation for low battery monitor properties: - maxim,low-battery-dac-enable - maxim,low-battery-dac-disable - maxim,low-battery-shutdown-enable - maxim,low-battery-shutdown-disable - maxim,low-battery-reset-enable - maxim,low-battery-reset-disable Signed-off-by: Mark Zhang <markz@nvidia.com> --- Documentation/devicetree/bindings/mfd/max77620.txt | 14 ++++++++++++++ 1 file changed, 14 insertions(+)