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=-12.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 6FBEAC433E6 for ; Fri, 17 Jul 2020 21:00:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 212862070E for ; Fri, 17 Jul 2020 21:00:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kemnade.info header.i=@kemnade.info header.b="AwxyDNiB" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726715AbgGQVAV (ORCPT ); Fri, 17 Jul 2020 17:00:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48238 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726393AbgGQVAV (ORCPT ); Fri, 17 Jul 2020 17:00:21 -0400 Received: from mail.andi.de1.cc (mail.andi.de1.cc [IPv6:2a01:238:4321:8900:456f:ecd6:43e:202c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 64FBBC0619D2 for ; Fri, 17 Jul 2020 14:00:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=kemnade.info; s=20180802; h=Content-Transfer-Encoding:MIME-Version: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=qYoU5Y/zLsrXkJq9U4RfXTDC4zNRBe8Z7Hb20eSgPnQ=; b=AwxyDNiB6H5WBPPp7/Avl8CTcU fnaotue3qZeyoXrwpReCXm0S5MGXyUmikphXpWA5uyoO/14KCjV3vuTZo5IaeaCwIwZiyMUGkUQuP WPgZr5wDxXYpyQZypc//Zbds8CGN0KiyfNSg5yRc8HlBaG5oieq5Ug80BmQ+liokmM1g=; Received: from p200300ccff0b8f001a3da2fffebfd33a.dip0.t-ipconnect.de ([2003:cc:ff0b:8f00:1a3d:a2ff:febf:d33a] helo=aktux) by mail.andi.de1.cc with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1jwXSs-0007vJ-32; Fri, 17 Jul 2020 23:00:18 +0200 Received: from andi by aktux with local (Exim 4.92) (envelope-from ) id 1jwXSr-000788-KQ; Fri, 17 Jul 2020 23:00:17 +0200 From: Andreas Kemnade To: lee.jones@linaro.org, linux-kernel@vger.kernel.org, phh@phh.me, stefan@agner.ch, b.galvani@gmail.com Cc: Andreas Kemnade Subject: [PATCH] mfd: rn5t618: Fix caching of battery related registers Date: Fri, 17 Jul 2020 23:00:02 +0200 Message-Id: <20200717210002.27366-1-andreas@kemnade.info> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Battery status changes dynamically, so the corresponding registers need to be considered volatile. Affected registers are: - fuel gauge - battery status - battery interrupt Signed-off-by: Andreas Kemnade --- drivers/mfd/rn5t618.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mfd/rn5t618.c b/drivers/mfd/rn5t618.c index 232de50562f9..55c47e555dd8 100644 --- a/drivers/mfd/rn5t618.c +++ b/drivers/mfd/rn5t618.c @@ -44,6 +44,9 @@ static bool rn5t618_volatile_reg(struct device *dev, unsigned int reg) case RN5T618_INTMON: case RN5T618_RTC_CTRL1 ... RN5T618_RTC_CTRL2: case RN5T618_RTC_SECONDS ... RN5T618_RTC_YEAR: + case RN5T618_CHGSTATE: + case RN5T618_CHGCTRL_IRR ... RN5T618_CHGERR_MONI: + case RN5T618_CONTROL ... RN5T618_CC_AVEREG0: return true; default: return false; -- 2.20.1