linux-kernel - Re: [PATCH v4 19/20] extcon: intel-cht-wc: Add support for registering a power

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Date:   Thu, 16 Dec 2021 11:55:04 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Hans de Goede <hdegoede@...hat.com>,
        "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Mark Gross <markgross@...nel.org>,
        Andy Shevchenko <andy@...radead.org>,
        Wolfram Sang <wsa@...-dreams.de>,
        Lee Jones <lee.jones@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Ard Biesheuvel <ardb@...nel.org>
Cc:     Len Brown <lenb@...nel.org>, linux-acpi@...r.kernel.org,
        Yauhen Kharuzhy <jekhor@...il.com>,
        Tsuchiya Yuto <kitakar@...il.com>,
        platform-driver-x86@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-efi@...r.kernel.org
Subject: Re: [PATCH v4 19/20] extcon: intel-cht-wc: Add support for
 registering a power_supply class-device

On 12/6/21 6:33 PM, Hans de Goede wrote:
> The bq25890 used on the Yogabook YB1-X90 / -X91 models relies on
> the extcon-driver's BC-1.2 charger detection, and the bq25890 driver
> expect this info to be  available through a parent power_supply
> class-device which models the detected charger (idem to how the Type-C
> TCPM code registers a power_supply classdev for the connected charger).
> 
> Add support for registering the power_supply class-device expected
> by this setup.
> 
> Signed-off-by: Hans de Goede <hdegoede@...hat.com>
> ---
> Changes in v3:
> - Some minor tweaks based on Andy's review
> ---
>  drivers/extcon/extcon-intel-cht-wc.c | 81 ++++++++++++++++++++++++++++
>  1 file changed, 81 insertions(+)

[snip]

Acked-by: Chanwoo Choi <cw00.choi@...sung.com>

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics