From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 51805C4338F for ; Thu, 5 Aug 2021 16:37:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3501361050 for ; Thu, 5 Aug 2021 16:37:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232684AbhHEQhb (ORCPT ); Thu, 5 Aug 2021 12:37:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43998 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230028AbhHEQha (ORCPT ); Thu, 5 Aug 2021 12:37:30 -0400 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 09C36C061765; Thu, 5 Aug 2021 09:37:16 -0700 (PDT) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: sre) with ESMTPSA id CC7041F442B8 Received: by earth.universe (Postfix, from userid 1000) id C368C3C0C9B; Thu, 5 Aug 2021 18:37:11 +0200 (CEST) Date: Thu, 5 Aug 2021 18:37:11 +0200 From: Sebastian Reichel To: Ting Wang Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, gregkh@linuxfoundation.org, wangting11 Subject: Re: [PATCH v11 4/4] power: supply: core: property to control reverse charge Message-ID: <20210805163711.nvmjedsiuf6soips@earth.universe> References: <0d72b2e799ec764b851f3efecffbcc20f9b2c55c.1627992564.git.wangting11@xiaomi.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="kiivi6ddmteezb57" Content-Disposition: inline In-Reply-To: <0d72b2e799ec764b851f3efecffbcc20f9b2c55c.1627992564.git.wangting11@xiaomi.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --kiivi6ddmteezb57 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, On Wed, Aug 04, 2021 at 07:02:01PM +0800, Ting Wang wrote: > From: wangting11 >=20 > Interface to control wireless reverse charge. >=20 > Signed-off-by: wangting11 > --- In mainline Linux this is handled by registering a regulator, see e.g. "otg-vbus" regulator in the Qualcomm driver. -- Sebastian > Documentation/ABI/testing/sysfs-class-power | 14 ++++++++++++++ > drivers/power/supply/power_supply_sysfs.c | 1 + > include/linux/power_supply.h | 1 + > 3 files changed, 16 insertions(+) >=20 > diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/= ABI/testing/sysfs-class-power > index 4a6b4970cb7d..59518568d594 100644 > --- a/Documentation/ABI/testing/sysfs-class-power > +++ b/Documentation/ABI/testing/sysfs-class-power > @@ -807,3 +807,17 @@ Description: > =20 > Access: Read-Only > Valid values: 0 - 100 > + > +What: /sys/class/power_supply//reverse_chg_mode > +Date: Jul 2020 > +Contact: Fei Jiang > +Description: > + Some devices support wireless reverse charge function which > + charge other devices.The property provider interface to > + enable/disable wireless reverse charge.If enabled, start TX > + mode and detect RX. Disabled when timeout or manual setting. > + > + Access: Read, Write > + Valid values: > + - 1: enabled > + - 0: disabled > diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/su= pply/power_supply_sysfs.c > index 4de91dce2001..934563eed155 100644 > --- a/drivers/power/supply/power_supply_sysfs.c > +++ b/drivers/power/supply/power_supply_sysfs.c > @@ -214,6 +214,7 @@ static struct power_supply_attr power_supply_attrs[] = =3D { > POWER_SUPPLY_ATTR(QUICK_CHARGE_TYPE), > POWER_SUPPLY_ATTR(TX_ADAPTER), > POWER_SUPPLY_ATTR(SIGNAL_STRENGTH), > + POWER_SUPPLY_ATTR(REVERSE_CHG_MODE), > }; > =20 > static struct attribute * > diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h > index 0dfec19cb473..3fe3f9665389 100644 > --- a/include/linux/power_supply.h > +++ b/include/linux/power_supply.h > @@ -174,6 +174,7 @@ enum power_supply_property { > POWER_SUPPLY_PROP_QUICK_CHARGE_TYPE, > POWER_SUPPLY_PROP_TX_ADAPTER, > POWER_SUPPLY_PROP_SIGNAL_STRENGTH, > + POWER_SUPPLY_PROP_REVERSE_CHG_MODE, > }; > =20 > enum power_supply_type { > --=20 > 2.17.1 >=20 --kiivi6ddmteezb57 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEE72YNB0Y/i3JqeVQT2O7X88g7+poFAmEME7cACgkQ2O7X88g7 +pp0wQ//S5p1M36nkO3a7eBQ6C2jIHhWHrrDnDwTN0682x0+EuzAT/VCR72gS54Y 2/ya8hFqLfjAVvwzfr5oONQzzMO1QBoI2gwuY9tr47JS5SxNkez12oK0PLKQS7hg oN+1mhdDfChpz/ymyGCslDMm0TesFyNcYgdYjLmWS/Kzte2qI3QBASyGZz1kQsqJ 2aIuCDRD3q9eG4wWynjYlwZbxKIRvEfvqqBL2177RCnFuu3XlEM8dtNYC+8raxTk Ik/1d7ArjKlPFb2Dlrrz5KXw7bOHQPR9yGBiz8xawTl1xkGE4qiGKTiGJgRpH5Sw 6RA8M/sn/Ucx1+mjvdi4dROj8m2sDEGdgp0/VwfWGBFDlBr5e5/49RWTf+np5KYd f2EBMbpNeWdVJJpr/C48GmH2+l+7kuMbHS5HnZCKpy3t3aPjVR3DxTvr46Hlz3vC bg3k8tCIcPNrSNYy81Z6WkJoj1MNF8dYWWh6/aOzkf6LgaCogHfVizqqO+bOleww 5loeiA5OhQ1rF4u0ZO3dpraI3kr45beFvJ4xPpixgTFXqikuURKLQUKIikmZRiBJ fZHQ1/ASBSfV719Ntvlx1EsmOVYhcYGlrHy70m9fhXe2Pj/OcttbITqCTjcRPUR+ TZgf4TyZsWXoCaP3RIL/tRsP+RAgQRapkBijA5QdmSopODenPZQ= =Anyi -----END PGP SIGNATURE----- --kiivi6ddmteezb57--