linux-kernel - Re: [PATCHv1 06/11] power: supply: generic-adc-battery: drop charge now support

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Message-ID: <CACRpkdYTD3OZ-44N0oRD93gToxR_DoFSkLhvNjrRpCms2TX5nw@mail.gmail.com>
Date:   Fri, 10 Mar 2023 09:29:14 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Sebastian Reichel <sre@...nel.org>
Cc:     Matti Vaittinen <mazziesaccount@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: Re: [PATCHv1 06/11] power: supply: generic-adc-battery: drop charge
 now support

On Thu, Mar 9, 2023 at 11:50 PM Sebastian Reichel <sre@...nel.org> wrote:

> Drop CHARGE_NOW support, which requires a platform specific
> calculation method.
>
> Signed-off-by: Sebastian Reichel <sre@...nel.org>

I agree. If we want to support this, we should use the generic
methods with interpolation tables defined in DT as well, and it also
ideally requires load compensated resistance calculation to figure
out Ri so this can bring any kind of reasonable precision.

Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij