From patchwork Tue Oct 20 10:14:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hugues FRUCHET X-Patchwork-Id: 11846255 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=-6.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=no 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 0DD41C433E7 for ; Tue, 20 Oct 2020 10:16:48 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8EEF122253 for ; Tue, 20 Oct 2020 10:16:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="tDKdw3/9"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=st.com header.i=@st.com header.b="FlQQ0HBe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8EEF122253 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=st.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.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=ivcWBwhZ2pkZEafwLGZW6NC9ji8ydWaSeV8w15RihOI=; b=tDKdw3/9RkhWLcU/cVUDyyDbGT NjCt9yfiSCFeXUNcufLMccjpMARD9R8wqgdD8yZtHKgX8eZmTSTkh1urWNkJh45BmY0IG82+3xJFn i1STCJlJP5t+w1n3jaKLVged1iIkyjXsr89/PPwgPYigNhJEksIOIzQJplKP9tY3SlEYMzO9jOwRc QgENGloCANlIgBwCFAm9j0flxJbChOFY8VmKD7+lH0iB2kRiyFYoqMGEnXyGkN36EEleB+3cIbuMV 8lKFOe9UJYN5ejl/6MUBA5whA2YN6NSWv8/CJvSnunsa/q/dsLZsXPshrUBlgS52lK+Lnhu5yCw8Q EG66ZZVQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kUofX-0008Ho-7b; Tue, 20 Oct 2020 10:15:03 +0000 Received: from mx08-00178001.pphosted.com ([91.207.212.93] helo=mx07-00178001.pphosted.com) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kUofV-0008Gj-6J for linux-arm-kernel@lists.infradead.org; Tue, 20 Oct 2020 10:15:02 +0000 Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 09KAD3eZ016724; Tue, 20 Oct 2020 12:14:53 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : mime-version : content-type; s=STMicroelectronics; bh=QH3MEFBpMSyEp1w1GatIGdJIwQdyJvG4fsxVWSDhhVg=; b=FlQQ0HBeTilfW8wgG5E6Ew3dIJhLICwQ74ZSvbTiMf9dmDCjvnVQ+U5XmtGsscvwl88d WitrT5EVRQja/lfyuZ6JfU7s6GjZwf24vGW6lxwI+jKlj53GLyjod1XzccfQRfJRqGjR 2IEVlG076ocjeX6enr36i61/wUjnUcJA9F6A00zcPOUbd1X3RLgNhhIGZVzJ1bPsy/K8 F0P9xIoqKv5lI5DDVqGNn+smCTiwwJCr0W68T+SMolHdCGgLidG/g3Kb+Czifjn7qS48 3KFSKRBVPr52jmm3/p8/m+WgYaa1xwPjl8WzlTvMErZRizk3i6rFIDxjW6nE9KRncBBr rA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 347nr8axk5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 20 Oct 2020 12:14:53 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 77CA0100034; Tue, 20 Oct 2020 12:14:52 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag1node1.st.com [10.75.127.1]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 5E13D2C4CC5; Tue, 20 Oct 2020 12:14:52 +0200 (CEST) Received: from localhost (10.75.127.46) by SFHDAG1NODE1.st.com (10.75.127.1) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 20 Oct 2020 12:14:51 +0200 From: Hugues Fruchet To: Alexandre Torgue , Mauro Carvalho Chehab , Hans Verkuil , Sakari Ailus , Rob Herring Subject: [PATCH v4 0/2] DCMI BT656 parallel bus mode support Date: Tue, 20 Oct 2020 12:14:47 +0200 Message-ID: <1603188889-23664-1-git-send-email-hugues.fruchet@st.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.75.127.46] X-ClientProxiedBy: SFHDAG6NODE2.st.com (10.75.127.17) To SFHDAG1NODE1.st.com (10.75.127.1) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-10-20_04:2020-10-20, 2020-10-20 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201020_061501_444483_A338359E X-CRM114-Status: GOOD ( 13.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Philippe CORNU , Yannick Fertre , Alain Volmat , Hugues Fruchet , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add support of BT656 embedded synchronization bus. This mode allows to save hardware synchro lines hsync & vsync by replacing them with synchro codes embedded in data stream. This mode is enabled when hsync-active & vsync-active fields are not specified in devicetree. =========== = history = =========== version 4: - Fix typo in commit message version 3: - Fix bus_width print to %u as per Sakari comment version 2: - As per Sakari remark, revisit commit message and document BT656 parallel bus mode in bindings version 1: - Initial submission Hugues Fruchet (2): media: stm32-dcmi: add support of BT656 bus media: dt-bindings: media: st,stm32-dcmi: Add support of BT656 .../devicetree/bindings/media/st,stm32-dcmi.yaml | 30 ++++++++++++++++++ drivers/media/platform/stm32/stm32-dcmi.c | 37 ++++++++++++++++++++-- 2 files changed, 65 insertions(+), 2 deletions(-)