From patchwork Thu Jul 27 05:01:36 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: yong X-Patchwork-Id: 9866281 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id EB74560382 for ; Thu, 27 Jul 2017 05:03:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DF3382015F for ; Thu, 27 Jul 2017 05:03:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D330628173; Thu, 27 Jul 2017 05:03:58 +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=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, RCVD_IN_DNSWL_NONE, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 5DE842015F for ; Thu, 27 Jul 2017 05:03:58 +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:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To: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:List-Owner; bh=JeGpDPMIvwxwchay7KnzRPo2ofZecw/4kZboOaca2E8=; b=d+I9sG/F7ddp+3jq21bbIV2tk1 V98aLBe9fpJL8JOyr/hOC+/4zqkSrHJxCmzjv4duas+6ilwsM7RKcmn7vGBGoOPCAHTRIyLlqRmnr UYx0PjLuh2blDdfDItebIAa1gnck+Xi/0cWop8AUswkdlpR4mXt6MEdwjIEYCxV5GStvrXNhESfTR eLmaqOrFP8/U/iRSrEcFCHmE3NbytWMEyOFL8GI4B9VV0RBud39uthJjYhdy7t0aeCalzpSliAnGP azKd9QmC+AqUKEWrxhDth5oFIvc0Px+S4UG7gdMI5Nr2ZL7FV5uMl03KU9CpbIUixrU0YJcduoG7w G6VqYt5Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1daaxm-0002hI-Bt; Thu, 27 Jul 2017 05:03:54 +0000 Received: from out20-2.mail.aliyun.com ([115.124.20.2]) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1daaxg-0002et-Qj for linux-arm-kernel@lists.infradead.org; Thu, 27 Jul 2017 05:03:52 +0000 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.09149663|-1; FP=8016847399188765874|1|1|18|0|-1|-1|-1; HT=e02c03295; MF=yong.deng@magewell.com; NM=1; PH=DS; RN=25; RT=25; SR=0; TI=SMTPD_---.8VPzC9p_1501131730; Received: from linuxproject.localdomain(mailfrom:yong.deng@magewell.com ip:58.213.29.2) by smtp.aliyun-inc.com(10.147.40.44); Thu, 27 Jul 2017 13:03:14 +0800 From: Yong Deng To: maxime.ripard@free-electrons.com Subject: [PATCH v2 2/3] dt-bindings: media: Add Allwinner V3s Camera Sensor Interface (CSI) Date: Thu, 27 Jul 2017 13:01:36 +0800 Message-Id: <1501131697-1359-3-git-send-email-yong.deng@magewell.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1501131697-1359-1-git-send-email-yong.deng@magewell.com> References: <1501131697-1359-1-git-send-email-yong.deng@magewell.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170726_220349_238207_FFBE2C02 X-CRM114-Status: GOOD ( 12.37 ) 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 , Minghsiu Tsai , Hans Verkuil , linux-sunxi@googlegroups.com, Benjamin Gaignard , Robert Jarzmik , Krzysztof Kozlowski , Chen-Yu Tsai , linux-media@vger.kernel.org, devicetree@vger.kernel.org, Arnd Bergmann , Benoit Parrot , Rob Herring , Yong Deng , Hugues Fruchet , Mauro Carvalho Chehab , linux-arm-kernel@lists.infradead.org, Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Yannick Fertre , Jean-Christophe Trotin , Philipp Zabel , Ramesh Shanmugasundaram , "David S. Miller" MIME-Version: 1.0 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 Add binding documentation for Allwinner V3s CSI. Signed-off-by: Yong Deng --- .../devicetree/bindings/media/sun6i-csi.txt | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/sun6i-csi.txt diff --git a/Documentation/devicetree/bindings/media/sun6i-csi.txt b/Documentation/devicetree/bindings/media/sun6i-csi.txt new file mode 100644 index 0000000..f8d83f6 --- /dev/null +++ b/Documentation/devicetree/bindings/media/sun6i-csi.txt @@ -0,0 +1,49 @@ +Allwinner V3s Camera Sensor Interface +------------------------------ + +Required properties: + - compatible: value must be "allwinner,sun8i-v3s-csi" + - reg: base address and size of the memory-mapped region. + - interrupts: interrupt associated to this IP + - clocks: phandles to the clocks feeding the CSI + * ahb: the CSI interface clock + * mod: the CSI module clock + * ram: the CSI DRAM clock + - clock-names: the clock names mentioned above + - resets: phandles to the reset line driving the CSI + +- ports: A ports node with endpoint definitions as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. + +Example: + + csi1: csi@01cb4000 { + compatible = "allwinner,sun8i-v3s-csi"; + reg = <0x01cb4000 0x1000>; + interrupts = ; + clocks = <&ccu CLK_BUS_CSI>, + <&ccu CLK_CSI1_SCLK>, + <&ccu CLK_DRAM_CSI>; + clock-names = "ahb", "mod", "ram"; + resets = <&ccu RST_BUS_CSI>; + + port { + #address-cells = <1>; + #size-cells = <0>; + + /* Parallel bus endpoint */ + csi1_ep: endpoint { + remote-endpoint = <&adv7611_ep>; + bus-width = <16>; + data-shift = <0>; + + /* If hsync-active/vsync-active are missing, + embedded BT.656 sync is used */ + hsync-active = <0>; /* Active low */ + vsync-active = <0>; /* Active low */ + data-active = <1>; /* Active high */ + pclk-sample = <1>; /* Rising */ + }; + }; + }; +