From patchwork Wed Dec 6 11:19:33 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacob Chen X-Patchwork-Id: 10095621 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 EA5A860210 for ; Wed, 6 Dec 2017 11:23:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DD09628066 for ; Wed, 6 Dec 2017 11:23:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D210929CD0; Wed, 6 Dec 2017 11:23:59 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 806DA28066 for ; Wed, 6 Dec 2017 11:23:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751942AbdLFLXL (ORCPT ); Wed, 6 Dec 2017 06:23:11 -0500 Received: from mail-pl0-f66.google.com ([209.85.160.66]:40367 "EHLO mail-pl0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752464AbdLFLUr (ORCPT ); Wed, 6 Dec 2017 06:20:47 -0500 Received: by mail-pl0-f66.google.com with SMTP id 1so712945pla.7; Wed, 06 Dec 2017 03:20:47 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=frq+znGjXT8kpW5QTGemFcukMDiaBy7OdlTUM8gGeWk=; b=aTHAwE7mCjoQ4EAL5oLrN5AmtJDuIvXQIGnOhaqNRRLVL9Y8t+RmDPEAJFu3PuDTCC x7yTDVdnrI13GiSzQsEa/gUOuJOGZ9Mttz6ABrruraAZi+yJdeM9gpVmXlA1Q/xjNe0E eXnWN8kGm130PiNCkt4jGJuhn897g+x0tNIaPQuQIu/X7MlnIctFpKWmu8XLW/lotVNZ AQTO7WNyljJn7zHWTTMmLaqMvu86DUH0O/TcmFayysRtmTj/V1/UkrO49CbGOa2VHkTl +pZmwfyUwa8tA3cvg8WpXO0Q8SXofc20I0ArihoS5yN22DXLU1E6L2vg1pmitdg9AbOZ THrQ== X-Gm-Message-State: AJaThX6DjHAkdCjVE7sfewpb0CY/eXq6VQcnFyRL21NJvNnjIItWJ6EN ZabSYHzs0gWwd66nk+CzyfX9eA== X-Google-Smtp-Source: AGs4zMajpdZpWfVJDro0n3KY0TTxMiyyI//KI6c4ihQj7+2qMQl64SQHi0x3k3LSQBBFbPAQtQLJCA== X-Received: by 10.159.245.149 with SMTP id a21mr21407324pls.202.1512559246720; Wed, 06 Dec 2017 03:20:46 -0800 (PST) Received: from localhost.localdomain ([103.29.142.67]) by smtp.gmail.com with ESMTPSA id p13sm4619589pgn.32.2017.12.06.03.20.40 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 06 Dec 2017 03:20:46 -0800 (PST) From: Jacob Chen To: linux-rockchip@lists.infradead.org Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, mchehab@kernel.org, linux-media@vger.kernel.org, sakari.ailus@linux.intel.com, hans.verkuil@cisco.com, tfiga@chromium.org, zhengsq@rock-chips.com, laurent.pinchart@ideasonboard.com, zyc@rock-chips.com, eddie.cai.linux@gmail.com, jeffy.chen@rock-chips.com, allon.huang@rock-chips.com, devicetree@vger.kernel.org, heiko@sntech.de, robh+dt@kernel.org, Joao.Pinto@synopsys.com, Luis.Oliveira@synopsys.com, Jose.Abreu@synopsys.com, Jacob Chen Subject: [PATCH v3 06/12] dt-bindings: Document the Rockchip ISP1 bindings Date: Wed, 6 Dec 2017 19:19:33 +0800 Message-Id: <20171206111939.1153-7-jacob-chen@iotwrt.com> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20171206111939.1153-1-jacob-chen@iotwrt.com> References: <20171206111939.1153-1-jacob-chen@iotwrt.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jacob Chen Add DT bindings documentation for Rockchip ISP1 Signed-off-by: Jacob Chen --- .../devicetree/bindings/media/rockchip-isp1.txt | 57 ++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/rockchip-isp1.txt diff --git a/Documentation/devicetree/bindings/media/rockchip-isp1.txt b/Documentation/devicetree/bindings/media/rockchip-isp1.txt new file mode 100644 index 000000000000..0971ed94ed69 --- /dev/null +++ b/Documentation/devicetree/bindings/media/rockchip-isp1.txt @@ -0,0 +1,57 @@ +Rockchip SoC Image Signal Processing unit v1 +---------------------------------------------- + +Rockchip ISP1 is the Camera interface for the Rockchip series of SoCs +which contains image processing, scaling, and compression funcitons. + +Required properties: + - compatible: value should be one of the following + "rockchip,rk3288-cif-isp"; + "rockchip,rk3399-cif-isp"; + - reg : offset and length of the register set for the device. + - interrupts: should contain ISP interrupt. + - clocks: phandle to the required clocks. + - clock-names: required clock name. + - iommus: required a iommu node. + +The device node should contain one 'port' child node with child 'endpoint' +nodes, according to the bindings defined in Documentation/devicetree/bindings/ +media/video-interfaces.txt. + +For sensor with a parallel video bus, it could be linked directly to the isp. +For sensor with a MIPI CSI-2 video bus, it should be linked through the +MIPI-DPHY, which is defined in rockchip-mipi-dphy.txt. + +Device node example +------------------- + + isp0: isp0@ff910000 { + compatible = "rockchip,rk3399-cif-isp"; + reg = <0x0 0xff910000 0x0 0x4000>; + interrupts = ; + clocks = <&cru SCLK_ISP0>, + <&cru ACLK_ISP0>, <&cru ACLK_ISP0_WRAPPER>, + <&cru HCLK_ISP0>, <&cru HCLK_ISP0_WRAPPER>; + clock-names = "clk_isp", + "aclk_isp", "aclk_isp_wrap", + "hclk_isp", "hclk_isp_wrap"; + power-domains = <&power RK3399_PD_ISP0>; + iommus = <&isp0_mmu>; + + port { + #address-cells = <1>; + #size-cells = <0>; + + /* mipi */ + isp0_mipi_in: endpoint@0 { + reg = <0>; + remote-endpoint = <&dphy_rx0_out>; + }; + + /* parallel */ + isp0_parallel_in: endpoint@1 { + reg = <1>; + remote-endpoint = <&ov5640_out>; + }; + }; + };