Re: [PATCH 2/3] dt-bindings: rtc: add chargeable flag for rx8130

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On 15/04/2020 18:37:00+0200, Bastian Krause wrote:
> Signed-off-by: Bastian Krause <bst@xxxxxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/rtc/rtc-ds1307.txt | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/rtc/rtc-ds1307.txt b/Documentation/devicetree/bindings/rtc/rtc-ds1307.txt
> index 66f0a31ae9ce..987a0c9e0cd7 100644
> --- a/Documentation/devicetree/bindings/rtc/rtc-ds1307.txt
> +++ b/Documentation/devicetree/bindings/rtc/rtc-ds1307.txt
> @@ -34,6 +34,9 @@ Optional properties:
>  - trickle-diode-disable : ds1339, ds1340 and ds 1388 only
>  	Do not use internal trickle charger diode
>  	Should be given if internal trickle charger diode should be disabled
> +- aux-voltage-chargeable: rx8130 only
> +	Epsons's rx8130 supports a backup battery/supercap.
> +	This flag tells	whether the battery/supercap is chargeable or not.
>  

I think we should make that a generic property and this should supersede
trickle-diode-disable which is a bit wonky as I would prefer the default
to be disabled instead of enabled with the current semantics.

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com



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