From patchwork Thu Feb 7 06:45:29 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chen-Yu Tsai X-Patchwork-Id: 10800441 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3F1D61575 for ; Thu, 7 Feb 2019 06:46:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2E3052CC26 for ; Thu, 7 Feb 2019 06:46:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 22B562D156; Thu, 7 Feb 2019 06:46:12 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 09C292D141 for ; Thu, 7 Feb 2019 06:46:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=HbIcZz1eUTN5q5Gj0BeU5OaL5Ch3yaUHvWZHNi+bD2o=; b=QToyoCRbep8ZbE iP6mY5YDqYND5jB4aLsjs7wv5yqrl73zD+g/1YJSHVK4uXD7ZPrqQQ2T+OlkBMHJU+Sj/vL95xC+Z a2e9ofTP1TWfG/MfPL5+SI1PYwV0dUwrJZRffRmXjg92649HTtj6xH2+Pb+RuvN117hHHNmkLTtHi sKd3VaKm0VXyZj2WcNx7GGaxCOcV5Yyh56iUJOYR3saeV20dXTmhf9NbLCpR55L2KjLjSNJRZ2qBO aweE3vowio/aGJWQRhvAhx8vjxQ23I7Jb6Ljqib4W6/bgoRKf+UPlfP/RklB+vbf3NBNnoCbAtZ/r zGi6gX/EltnntGlccEfA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1grdRi-000664-JE; Thu, 07 Feb 2019 06:46:02 +0000 Received: from mirror2.csie.ntu.edu.tw ([140.112.30.76] helo=wens.csie.org) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1grdRR-0005t6-N6 for linux-arm-kernel@lists.infradead.org; Thu, 07 Feb 2019 06:45:47 +0000 Received: by wens.csie.org (Postfix, from userid 1000) id A6C875FD5E; Thu, 7 Feb 2019 14:45:39 +0800 (CST) From: Chen-Yu Tsai To: Maxime Ripard , Rob Herring , Mark Rutland , Lee Jones , Sebastian Reichel Subject: [RFT PATCH 3/9] power: supply: axp20x_usb_power: allow disabling input current limiting Date: Thu, 7 Feb 2019 14:45:29 +0800 Message-Id: <20190207064535.9226-4-wens@csie.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190207064535.9226-1-wens@csie.org> References: <20190207064535.9226-1-wens@csie.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190206_224545_884880_62F33554 X-CRM114-Status: UNSURE ( 9.74 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Quentin Schulz , linux-pm@vger.kernel.org, linux-sunxi@googlegroups.com, linux-kernel@vger.kernel.org, Hans de Goede , Chen-Yu Tsai , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The AXP PMICs allow the user to disable current limiting on the VBUS input. While read-out of this setting was already supported by the driver, it did not allow the user to configure the PMIC to disable current limiting. Add support for this. Signed-off-by: Chen-Yu Tsai --- drivers/power/supply/axp20x_usb_power.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/power/supply/axp20x_usb_power.c b/drivers/power/supply/axp20x_usb_power.c index cd9b90d79839..e2f353906bb1 100644 --- a/drivers/power/supply/axp20x_usb_power.c +++ b/drivers/power/supply/axp20x_usb_power.c @@ -230,6 +230,11 @@ static int axp20x_usb_power_set_current_max(struct axp20x_usb_power *power, return regmap_update_bits(power->regmap, AXP20X_VBUS_IPSOUT_MGMT, AXP20X_VBUS_CLIMIT_MASK, val); + case -1: + return regmap_update_bits(power->regmap, + AXP20X_VBUS_IPSOUT_MGMT, + AXP20X_VBUS_CLIMIT_MASK, + AXP20X_VBUS_CLIMIT_NONE); default: return -EINVAL; }