Re: [PATCH v3 1/4] dt-bindings: power: supply: add battery charge voltage/current

From: Enric Balletbo Serra
Date: Sat May 27 2017 - 16:11:56 EST


Hi Liam,

2017-05-26 23:20 GMT+02:00 Liam Breck <liam@xxxxxxxxxxxxxxxxx>:
> Hi Enric,
>
> On Fri, May 26, 2017 at 4:04 AM, Enric Balletbo i Serra
> <enric.balletbo@xxxxxxxxxxxxx> wrote:
>> Add charging voltage and current characteristics to the battery DT for
>> proper handling of the battery by fuel-gauge and charger chips.
>>
>> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@xxxxxxxxxxxxx>
>> ---
>> Changes since v2:
>> - Requested by Sebastian Reichel
>> - Move to its own patch and apply to simple-battery framework.
>> Changes since v1:
>> - Requested by Rob Herring
>> - Rename ti,charge-* to charge-* to be standard properties.
>> - Use unit suffixes as per bindings/property-units.txt
>>
>> Documentation/devicetree/bindings/power/supply/battery.txt | 4 ++++
>> 1 file changed, 4 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/power/supply/battery.txt b/Documentation/devicetree/bindings/power/supply/battery.txt
>> index 63a7028..c87a439 100644
>> --- a/Documentation/devicetree/bindings/power/supply/battery.txt
>> +++ b/Documentation/devicetree/bindings/power/supply/battery.txt
>> @@ -12,6 +12,8 @@ Optional Properties:
>> - voltage-min-design-microvolt: drained battery voltage
>> - energy-full-design-microwatt-hours: battery design energy
>> - charge-full-design-microamp-hours: battery design capacity
>> + - charge-voltage-microvolt: battery charging voltage
>> + - charge-current-microamp: battery charging current
>
> I think you mean constant-charge-* which is how you surface these
> properties in your tps65217_charger patch.
>

Yes, to be strict this is constant-charge-*

> I'll add these to v14 of my patchset which adds simple-battery
> support. Rob requested a single patch for this file.
>

Ok, I'll send the tps charger series without this patch, so please,
include this patch in your series.

> I've been waiting for feedback on v13.2 from Sebastian. If I don't
> hear from him within a few days, I'll post v14.
>
>> Batteries must be referenced by chargers and/or fuel-gauges
>> using a phandle. The phandle's property should be named
>> @@ -24,6 +26,8 @@ Example:
>> voltage-min-design-microvolt = <3200000>;
>> energy-full-design-microwatt-hours = <5290000>;
>> charge-full-design-microamp-hours = <1430000>;
>> + charge-voltage-microvolt = <4100000>;
>> + charge-current-microamp = <300000>;
>> };
>>
>> charger: charger@11 {
>> --
>> 2.9.3
>>