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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 353A9C433F5 for ; Wed, 24 Nov 2021 07:00:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240439AbhKXHDT (ORCPT ); Wed, 24 Nov 2021 02:03:19 -0500 Received: from cpanel.siel.si ([46.19.9.99]:58376 "EHLO cpanel.siel.si" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229675AbhKXHDR (ORCPT ); Wed, 24 Nov 2021 02:03:17 -0500 X-Greylist: delayed 514 seconds by postgrey-1.27 at vger.kernel.org; Wed, 24 Nov 2021 02:03:17 EST DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=norik.com; s=default; 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=iGvyfoGuvl5eFWFZIVNYopEHaDwocy7d4h0QUX5gZgE=; b=XFfm+CjwFbtud1YBKaEB4gT5TI yVu9GDrirz61nn8eJEFIYa5lM0LgOt5/PMh46Ihg7t1ylDoyI21d7kK/Mlrh294Fo2U81aZ/q5LNh AD3Xqq3nbZzVlZvb04tKC7kxFPljG1LrEhSAygFlKgT8d/hWr3chevHCPfTvnpUiYnSr7nwNR6P5H YymodhnAnNAx1MahrKf8j8geouzv2Fr1WPuIeHYgQu/7EKtpvwhknhvUhELWTL2uH7w8GTmjtSvcw gr54UyWdt+HQIvU5yBaRTUHaPRFQkhYWlxmU93nH8m/arBsndWuqG6SexFUVZaMdAOrH4w/WZmZwC DXBcXWmw==; Received: from 89-212-21-243.static.t-2.net ([89.212.21.243]:38850 helo=localhost.localdomain) by cpanel.siel.si with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1mpmG4-0060kg-V3; Wed, 24 Nov 2021 08:00:04 +0100 From: Andrej Picej To: support.opensource@diasemi.com, lee.jones@linaro.org Cc: linux-kernel@vger.kernel.org, andrej.picej@norik.com, s.riedmueller@phytec.de Subject: [PATCH 1/2] mfd: da9062: Make vbuck_a registers volatile Date: Wed, 24 Nov 2021 08:00:00 +0100 Message-Id: <20211124070001.2516750-1-andrej.picej@norik.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cpanel.siel.si X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - norik.com X-Get-Message-Sender-Via: cpanel.siel.si: authenticated_id: andrej.picej@norik.com X-Authenticated-Sender: cpanel.siel.si: andrej.picej@norik.com X-Source: X-Source-Args: X-Source-Dir: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Stefan Riedmueller The VBUCK1_A, VBUCK2_A, VBUCK3_A and VBUCK4_A registers are used to set the desired output voltage of the BUCK 1-4 buck regulators. These values can be critical if used as input for core voltages. Thus make them volatile so they do not get cached. Signed-off-by: Stefan Riedmueller Signed-off-by: Andrej Picej --- drivers/mfd/da9062-core.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/mfd/da9062-core.c b/drivers/mfd/da9062-core.c index 2774b2cbaea6..c0dad5461946 100644 --- a/drivers/mfd/da9062-core.c +++ b/drivers/mfd/da9062-core.c @@ -572,6 +572,8 @@ static const struct regmap_range da9062_aa_volatile_ranges[] = { regmap_reg_range(DA9062AA_COUNT_S, DA9062AA_SECOND_D), regmap_reg_range(DA9062AA_SEQ, DA9062AA_SEQ), regmap_reg_range(DA9062AA_EN_32K, DA9062AA_EN_32K), + regmap_reg_range(DA9062AA_VBUCK2_A, DA9062AA_VBUCK2_A), + regmap_reg_range(DA9062AA_VBUCK3_A, DA9062AA_VBUCK3_A), }; static const struct regmap_access_table da9062_aa_readable_table = { -- 2.25.1