From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-001ae601.pphosted.com (mx0a-001ae601.pphosted.com [67.231.149.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 792B758F06E; Wed, 9 Sep 2026 14:40:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=67.231.149.25 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788964806; cv=fail; b=d+YxmLz/o7YspLtDGeJudBEC5uB5cVWyF0DLeDjaMA1ypbtDG1rb7LB0xWKKrcilU4O1yz+5BbIt6jLpMVh4HIr0vwSb2q/iAwno8ddfQnqXAkOeBhbEoyS5bFqeEuDsuVi3K476bGaWQ6VGMSR/ZrBiMocr6xm91//jp4TZUsQ= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788964806; c=relaxed/simple; bh=aYbQLXk37KwSO6iA5VxTwP6Tv/6+VynI3+Bn7a1cXvI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=DRBkNb7wfg86WP7mwrU1eLxZeeEdkEvRCSBGgLk1AtTOW4EeOug6UkVrllMby3uG1Tb75+JtKNsLl9SN59iI4oAT2BIlr83pCaKp9KofOCh6Xez0rQ/En+XJ+fxJDUZDv3J3UDNVBpZ0eg1ezOqQcDNAu6XLv7pAUr4ojW7r8sw= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=opensource.cirrus.com; spf=pass smtp.mailfrom=opensource.cirrus.com; dkim=pass (2048-bit key) header.d=cirrus.com header.i=@cirrus.com header.b=TtGGPJ5I; dkim=pass (1024-bit key) header.d=cirrus4.onmicrosoft.com header.i=@cirrus4.onmicrosoft.com header.b=FDUp0aca; arc=fail smtp.client-ip=67.231.149.25 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=opensource.cirrus.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=opensource.cirrus.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=cirrus.com header.i=@cirrus.com header.b="TtGGPJ5I"; dkim=pass (1024-bit key) header.d=cirrus4.onmicrosoft.com header.i=@cirrus4.onmicrosoft.com header.b="FDUp0aca" Received: from pps.filterd (m0077473.ppops.net [127.0.0.1]) by mx0a-001ae601.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 6893npgp1578475; Wed, 9 Sep 2026 09:39:00 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=cc :content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=PODMain02222019; bh=iLxABrejSUqDTt1/QH DrlHY0R8rI0yqLu3zIX8J+ing=; b=TtGGPJ5I0/tPslm98C45xdSDDX/dh1/rcB pw3p5/lg35GZ9vBnb7zGn4rqv/biZVYRNEcqWZMUl69bpug9HqiwXoZl8kJfLMOC HK6z/SC+bc5cNuk3NFyhaHhSYlGP6E25W0jVz2raaeEOKOGD0X4ex2+lZ4f481II Q6SzgKpFm4lcRdDxCQELcqGrHYoHLBGLAIlJM+te+d1hWkH18yQZuzopmECdNA0m cl1Ts4zbYmCmAwqa5dc3X0xLASUd8cx86cky56sOBHJd8Q+V2u5m19Oe0Fm3E18X bbnQPnIwhEzsdj/MEm/LSVgazVsEGuqf6bGzgDjKoGLkVzycQzsA== Received: from byapr05cu005.outbound.protection.outlook.com (mail-westusazon11020110.outbound.protection.outlook.com [52.101.85.110]) by mx0a-001ae601.pphosted.com (PPS) with ESMTPS id 4gggfwn796-1 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Wed, 09 Sep 2026 09:38:59 -0500 (CDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=GpD7cObPJDqnGtvmuWP964XJzEzwsVY0y0WXrUS4H2+U1cDIqPRJVilJj1LIGEjogh+zZR5gE5GEBOSvBiK79Gtr9uOKbpBiNzJ9iAmZchHlSUTmjatHAOMHLbiDTJ7rajWt9KNAcfTn6mTJFWJertUZcwiZJB3GarTqNgPFDZiMKCgXqMKuM0zmC88xW2tiPhyajY7umO7i2RhpEQvpbLtSiVOfHildYZb0QjWtqnW76+rC1469F0YnFuND74eQNN4U9nadO36fgIvU0wUw7n4EYdqOfGH0Po563YjGt4SlVfe1CJA/9w/pXbuA7iR7+cicnFD5yHmN81mA0SHXqg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=iLxABrejSUqDTt1/QHDrlHY0R8rI0yqLu3zIX8J+ing=; b=lmDGFUjF3uYe7h9+K/15lCfvlvezMBk9wlrslgJgoTFcb9StZtZKADvvBWfetKXh8YqIgjBtFzB1tS5Jp//LmtenWjAf4pg317RDi5zLt5j28M2ySMhJN+vye/9eMCvsVq2HORziDy2C6cmQu7y8HRocfCJCIiKmQ7r9aqA1nyAK6/IoLiscXS9vdzUYqmgndj9khuBEceHXsUdBnB+KvUsP3J+hPnP2BlnsszMKKg/6bYxr1iqWQByxl9eYhcRlctY+v6iGMKOSdkZAR3KOKhXg4SC43I6cvA2BIT4XxumPGkMzJmYkO/NPohnnG0QVke7JmNVwGG6Try36kM4wwg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=softfail (sender ip is 84.19.233.75) smtp.rcpttodomain=analog.com smtp.mailfrom=opensource.cirrus.com; dmarc=fail (p=reject sp=reject pct=100) action=oreject header.from=opensource.cirrus.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus4.onmicrosoft.com; s=selector2-cirrus4-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=iLxABrejSUqDTt1/QHDrlHY0R8rI0yqLu3zIX8J+ing=; b=FDUp0acaoiGa5YHU1dS686D9x1BxMdrgL8Bc4OOrtg2kNN5h/0OS+d8COpbSQ9SBhQgTHuyF3qFc81MotVwGe0smw/Q3oQl0tfmMoUI0YLS3kkV6Kx0TbyjOwIjYc3CCp7aUhHRP1hMultmL6i5F+o0uTuEJ/TaE2bdBNMgqOLU= Received: from PH5P220CA0011.NAMP220.PROD.OUTLOOK.COM (2603:10b6:510:34a::11) by AT6PR19MB679231.namprd19.prod.outlook.com (2603:10b6:170:10f::22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.406.8; Wed, 9 Sep 2026 14:38:55 +0000 Received: from SA2PEPF00003AE4.namprd02.prod.outlook.com (2603:10b6:510:34a:cafe::71) by PH5P220CA0011.outlook.office365.com (2603:10b6:510:34a::11) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.21.406.8 via Frontend Transport; Wed, 9 Sep 2026 14:38:55 +0000 X-MS-Exchange-Authentication-Results: spf=softfail (sender IP is 84.19.233.75) smtp.mailfrom=opensource.cirrus.com; dkim=none (message not signed) header.d=none;dmarc=fail action=oreject header.from=opensource.cirrus.com; Received-SPF: SoftFail (protection.outlook.com: domain of transitioning opensource.cirrus.com discourages use of 84.19.233.75 as permitted sender) Received: from edirelay1.ad.cirrus.com (84.19.233.75) by SA2PEPF00003AE4.mail.protection.outlook.com (10.167.248.4) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.21.406.5 via Frontend Transport; Wed, 9 Sep 2026 14:38:54 +0000 Received: from ediswmail9.ad.cirrus.com (ediswmail9.ad.cirrus.com [198.61.86.93]) by edirelay1.ad.cirrus.com (Postfix) with ESMTPS id AF99B406543; Wed, 9 Sep 2026 14:38:53 +0000 (UTC) Received: from opensource.cirrus.com (ediswmail9.ad.cirrus.com [198.61.86.93]) by ediswmail9.ad.cirrus.com (Postfix) with ESMTPSA id 8F5E782024B; Wed, 9 Sep 2026 14:38:53 +0000 (UTC) Date: Wed, 9 Sep 2026 15:38:52 +0100 From: Charles Keepax To: Arnd Bergmann Cc: Lee Jones , mfd@lists.linux.dev, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Arnd Bergmann , Daniel Thompson , Jingoo Han , Mauro Carvalho Chehab , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Guenter Roeck , Linus Walleij , Bartosz Golaszewski , Jonathan Cameron , Dmitry Torokhov , Pavel Machek , Michael Hennerich , Support Opensource , Sebastian Reichel , Alexandre Belloni , Helge Deller , dri-devel@lists.freedesktop.org, linux-doc@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-hwmon@vger.kernel.org, patches@opensource.cirrus.com, linux-watchdog@vger.kernel.org, linux-gpio@vger.kernel.org, linux-iio@vger.kernel.org, linux-input@vger.kernel.org, linux-leds@vger.kernel.org, linux-pm@vger.kernel.org, linux-rtc@vger.kernel.org, linux-fbdev@vger.kernel.org, linux-sound@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, llvm@lists.linux.dev Subject: Re: [PATCH 04/14] mfd: remove unused wm8400 driver Message-ID: References: <20260909132153.1596191-1-arnd@kernel.org> <20260909132153.1596191-5-arnd@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260909132153.1596191-5-arnd@kernel.org> X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA2PEPF00003AE4:EE_|AT6PR19MB679231:EE_ X-MS-Office365-Filtering-Correlation-Id: ec7fac24-9101-4f11-927f-08df0e80133e X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|36860700016|23010399003|7416014|376014|61400799027|4143699003|11063799006|56012099006|10067099003|16102099003|18002099003|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:84.19.233.75;CTRY:GB;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:edirelay1.ad.cirrus.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(82310400026)(36860700016)(23010399003)(7416014)(376014)(61400799027)(4143699003)(11063799006)(56012099006)(10067099003)(16102099003)(18002099003)(22082099003);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: W73cWf+nadA/TjwpKvQt3TuJx5pVAdLs1N5g52ywoVzP6/7gOfiBYcQDqfh/PBmEkBxKDq0NFwUrFM0OGDW3GtFzH355tgzjie/rX2UBmqj2yNRj6u505FSVRH0fToHeF5QsEYK+SMy4sF1IzYS6k9WdxoDImnQWGe9zIMN1OisW9qXBDA/0CwOB2sxE/1zLLbhiYHFZ+crj20416vGmLtm2C+O5M0BFjxkvKnp4kGTnzijDNDottAnTJfp+wF3o5wzBR/LuT5Fn92fEpIrXcxyD4b8/77QK+FDcfr2axvHkkrQGOfOZrkiEIKuE9g/fCyR3KMS7O6OSifpBKf5k7hqwxw5uvBGxEjHrqrqeadULKth63TLASklIvtdRGuJXTF+CMmt/vq9PBsXxAjmrxqSGiH+r8tVivEvhVrs2lN5WbYMoGOeiRJspmTJ2C2BD X-Exchange-RoutingPolicyChecked: eWFOBkeid2X4h02brkV7H0m+IyHpFtaCXGSSavq0O+VCN7eNoKFNvudS6UcGSqBnBt3ZlynMScvrmdPGau5d0T+AFZIq8Dxa7DNmn7Kh1e0v6rXQnYdgvrtyinlixbX7MuBIKesS64DVXi3o904xhFj0wMycYWKTppSdvpcx5qtLE6pGpEuQljf4kd9gSGbhbsGBbatP2mH0NuSFHL5ej1CluEp+rN+0jRvdFZKEIDWQe4mGLNnD4nDzcXAupNOsSCpspan+qqJoT8bSbkwAHwOF53pGmS1k3YgkAtVfDWFEyzD3wLqJyuF1S8tFbR1bdsWL07S/ChbIWQdQEOJO5w== X-OriginatorOrg: opensource.cirrus.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 09 Sep 2026 14:38:54.8916 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: ec7fac24-9101-4f11-927f-08df0e80133e X-MS-Exchange-CrossTenant-Id: bec09025-e5bc-40d1-a355-8e955c307de8 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=bec09025-e5bc-40d1-a355-8e955c307de8;Ip=[84.19.233.75];Helo=[edirelay1.ad.cirrus.com] X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: TreatMessagesAsInternal-SA2PEPF00003AE4.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AT6PR19MB679231 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTA5MDE2MyBTYWx0ZWRfXynIz4HG4D4sQ MAOkhMS5r/Buiuc5nK6CHoF/KLLcibYq2FV8rnJ/OxmvXnKrVAZFGhUqS3JpzAjm7VorTzHDIgs MgAH9215NzY/uPRmL/N0rnhtcLhcbuk= X-Proofpoint-ORIG-GUID: cQQGe3MGS0BJVNfkCGMGTzoPm8s29Xry X-Proofpoint-GUID: cQQGe3MGS0BJVNfkCGMGTzoPm8s29Xry X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTA5MDE2MyBTYWx0ZWRfX43Pxx/TTOfCS IhixKPi8xIbQpapsUfIpYMmbOObdn1D2rgvoLtG5wnECczjS8n34rJY/HXMTtjwnvC3MKz9EaY4 ujTyqv+iOV1lIUNWUJg9wZipVlSmB6Y8U9IxE3XVcz2TlPAKhTNJkmNxu0EXyFLeu3KhAZ999Bc RsowwrOMMSL6Id/i+N3NINgR926EaGziIyk74HRGslz/q60npQVRz0V6LNt8zWQ91XenZ01a3ZY HhsYn2Aobf8bZAB0va8b6r0F1pm11NicCMhYJvzWs2nlPomlJVi0TZVPDm6CIiEU3so23RNz1S1 p4Eu7TflpKaI0RMzavJQYyfZZwYEI4mj3iQVRGebaBE9IdWgE/LzZiNtBQe4jI9NSByGK6rLabj yhFM16nAsobUDGhRe+2pc2GM47wskz5VydWQKw3kpQ8ucPXvCLsGMPg6v7VZQqFRLTeq376zUyl qGOjXybQ+Z07ETUdWjA== X-Authority-Analysis: v=2.4 cv=fK4JG5ae c=1 sm=1 tr=0 ts=6aa16f83 cx=c_pps a=54yuESksmrMaP3RwvbuPCA==:117 a=h1hSm8JtM9GN1ddwPAif2w==:17 a=6eWqkTHjU83fiwn7nKZWdM+Sl24=:19 a=z/mQ4Ysz8XfWz/Q5cLBRGdckG28=:19 a=kj9zAlcOel0A:10 a=VdqzKS8jKosA:10 a=s63m1ICgrNkA:10 a=RWc_ulEos4gA:10 a=VkNPw1HP01LnGYTKEx00:22 a=iX4cTi3TZMoOKdANLEfx:22 a=Dj2-6B8FqX4mGL0U3gbX:22 a=w1d2syhTAAAA:8 a=3CKuFnzYrga0DEbIuDIA:9 a=CjuIK1q_8ugA:10 X-Proofpoint-Spam-Reason: safe On Wed, Sep 09, 2026 at 03:21:41PM +0200, Arnd Bergmann wrote: > From: Arnd Bergmann > > This driver requires a platform_data definition, which does not exist > in the kernel. > > According to Mark Brown, the hardware supported by this driver was never > shipped in production. > > Since this is clearly unused, remove it. > > Signed-off-by: Arnd Bergmann > --- Acked-by: Charles Keepax Thanks, Charles