From patchwork Thu Apr 30 15:58:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Saravanan Sekar X-Patchwork-Id: 201284 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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 E2E3EC47247 for ; Thu, 30 Apr 2020 15:58:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C2C24206D6 for ; Thu, 30 Apr 2020 15:58:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Yz3hOTd/" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727860AbgD3P63 (ORCPT ); Thu, 30 Apr 2020 11:58:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46518 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1727841AbgD3P62 (ORCPT ); Thu, 30 Apr 2020 11:58:28 -0400 Received: from mail-wm1-x343.google.com (mail-wm1-x343.google.com [IPv6:2a00:1450:4864:20::343]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AE2FCC035494; Thu, 30 Apr 2020 08:58:27 -0700 (PDT) Received: by mail-wm1-x343.google.com with SMTP id u16so2527248wmc.5; Thu, 30 Apr 2020 08:58:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=2W4UC3XoSBhMgKjDSt7PXbJ9u9A1KBNdB31+oU0yG+c=; b=Yz3hOTd/manN9dw9O4HKNvHUWFTSos0gEPtogcWOuq8F1cSFeLZxtO0kPiNh6F0yR1 04CzvJfEV367cXG8OGTLb77uF1L4uSEq4GQvwAUyI6SA2lDeOqIhDfj0EQPTpNx17oes lS36+KbbLFCACIQu9FwmmX5HF6iYcXq+95TZk6mEvG1FneYlztaSFiEvs/2AL/aXZGi3 yiPZz3VHgq3i6aKADg5nu1GoAb0EkgsE9b7Ak+WBQYAWaNyQNpVl/IqptSOidb+SI9ts 8ehsYa3IluK0/qf/CzC06jsIESMzu0W35WJVzUVWb49FETadmlo4ZlzUNgouQimTYaoF 8i6g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=2W4UC3XoSBhMgKjDSt7PXbJ9u9A1KBNdB31+oU0yG+c=; b=eenF/MoepBIv260FihIwofnmYKIx82E7aWT2iAtNA7I677cddJ6NeJrrY8VHpuuGUV odzQGb/5KIBncy5Ys1kzu2+in2Vqi6ESMjrekSzeUKTnGekg7oLmzxEH28DV6jFzjeuC NACYaDwE9KhlAwR9XW703Bx00+IHmvFC0vjBrdinbddkdI7l+Uj7KSRVTKVvQan9CNMK s/uhBrQAxFi6ufjpor7j4CPdJ1n9OG3lTwMjj9BkJbtXv1qhw7Rcv57qelhv6+95F3nK 2JrdtTyzBuuO+T9x5g+RkOGiX8QaSUPay+w4QVTRN9CRFd1FE/DK4kYpv4tJR5RCjHCs v9Bw== X-Gm-Message-State: AGi0PuaBbbQ8cKFoaGcqu8a4JaQ5WsmZxPtFKEbsha5iDqZ6RXmhT7mA EdRq1X24X6HdTKMHRBeWVeU= X-Google-Smtp-Source: APiQypLW9lUdht60B0V46uAQDEg50o1yM+LrDwVBJ7NTeJI9GFR5bdXexAi6yXzuh68NePZ79VRUUw== X-Received: by 2002:a05:600c:1109:: with SMTP id b9mr3685870wma.116.1588262306502; Thu, 30 Apr 2020 08:58:26 -0700 (PDT) Received: from localhost.localdomain (p5B3F6E9D.dip0.t-ipconnect.de. [91.63.110.157]) by smtp.gmail.com with ESMTPSA id w8sm265410wrs.25.2020.04.30.08.58.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 30 Apr 2020 08:58:25 -0700 (PDT) From: Saravanan Sekar To: lee.jones@linaro.org, andy.shevchenko@gmail.com, robh+dt@kernel.org, jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, sre@kernel.org Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, linux-pm@vger.kernel.org, Saravanan Sekar Subject: [PATCH v11 5/6] power: supply: mp2629: Add impedance compensation config Date: Thu, 30 Apr 2020 17:58:09 +0200 Message-Id: <20200430155810.21383-6-sravanhome@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200430155810.21383-1-sravanhome@gmail.com> References: <20200430155810.21383-1-sravanhome@gmail.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Allows the user to compensate the intrinsic resistance of the battery to accelerate the charging cycle. Signed-off-by: Saravanan Sekar Reviewed-by: Andy Shevchenko --- Documentation/ABI/testing/sysfs-class-power-mp2629 | 8 ++++++++ 1 file changed, 8 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-class-power-mp2629 diff --git a/Documentation/ABI/testing/sysfs-class-power-mp2629 b/Documentation/ABI/testing/sysfs-class-power-mp2629 new file mode 100644 index 000000000000..327a07e22805 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-power-mp2629 @@ -0,0 +1,8 @@ +What: /sys/class/power_supply/mp2629_battery/batt_impedance_compen +Date: April 2020 +KernelVersion: 5.7 +Description: + Represents a battery impedance compensation to accelerate charging. + + Access: Read, Write + Valid values: Represented in milli-ohms. Valid range is [0, 140].