From patchwork Wed Dec 12 08:48:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrice Gasnier X-Patchwork-Id: 10725719 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 E717113AF for ; Wed, 12 Dec 2018 08:49:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D5A3229CD5 for ; Wed, 12 Dec 2018 08:49:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C717629CDC; Wed, 12 Dec 2018 08:49:24 +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 26CE029CD5 for ; Wed, 12 Dec 2018 08:49:24 +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: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:In-Reply-To:References: List-Owner; bh=oZ9VwwIEA99J8tknM/QRZW2Wa2CnR+aPmhqIRjFts10=; b=JHALOK5UmQyzec DkN5u92jb1ryztFX5I0DLNNwIY/5UMLYL4Aixdv38aYpwCUmW5hxjecGcNK+AaKGaZDWhra6Q2K5+ onWePcykgKm/rk3MzS8DZk8JeoPKKsd3Qkp5YabdbY31vvgJjhaNkGXy57Rs6M8G2FWWQxybQ8Xij 1P6u1/9GMNau5QF1HiqXFRnsuPms0iTIvKCtdzDOkM2da228YM0PFCoR9ptdgeH/1euQsdkpAiy+8 GqMhsfPi+F2CyU1PoS84UhIAQ05KJqj4GQRCcnH616bFnBnYPtXE/GWKBgGa3QRsN97pdc8XWFMI0 bQF6bexAEck6RMXQaAiQ==; 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 1gX0Ci-00088y-Cq; Wed, 12 Dec 2018 08:49:16 +0000 Received: from mx07-00178001.pphosted.com ([62.209.51.94]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gX0CD-0007gd-Vj for linux-arm-kernel@lists.infradead.org; Wed, 12 Dec 2018 08:48:48 +0000 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id wBC8jdo1000815; Wed, 12 Dec 2018 09:48:28 +0100 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2p84a3dc6t-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Wed, 12 Dec 2018 09:48:28 +0100 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 7452938; Wed, 12 Dec 2018 08:48:27 +0000 (GMT) Received: from Webmail-eu.st.com (sfhdag5node3.st.com [10.75.127.15]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 3D3E52761; Wed, 12 Dec 2018 08:48:27 +0000 (GMT) Received: from localhost (10.75.127.50) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Wed, 12 Dec 2018 09:48:26 +0100 From: Fabrice Gasnier To: , , Subject: [PATCH v2 0/3] mfd: syscon: Add optional clock support needed on stm32 Date: Wed, 12 Dec 2018 09:48:12 +0100 Message-ID: <1544604495-4082-1-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 X-Originating-IP: [10.75.127.50] X-ClientProxiedBy: SFHDAG8NODE3.st.com (10.75.127.24) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-12-12_02:, , signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181212_004846_306596_1E99DCC0 X-CRM114-Status: UNSURE ( 9.27 ) 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: mark.rutland@arm.com, devicetree@vger.kernel.org, arnd@arndb.de, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, mcoquelin.stm32@gmail.com, fabrice.gasnier@st.com, gabriel.fernandez@st.com, 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 STM32 syscfg registers are accessed using syscon. It needs syscfg clock to be enabled while accessing registers. This adds support for optional clock on syscon, and the relevant clock in stm32mp157 device tree. Changes in v2: - move clocks to specific bindings using syscon as per Rob's comment Fabrice Gasnier (3): dt-bindings: stm32: syscon: add clock support mfd: syscon: Add optional clock support ARM: dts: stm32: Add clock on stm32mp157c syscfg .../devicetree/bindings/arm/stm32/stm32-syscon.txt | 2 ++ arch/arm/boot/dts/stm32mp157c.dtsi | 1 + drivers/mfd/syscon.c | 19 +++++++++++++++++++ 3 files changed, 22 insertions(+)