From patchwork Tue Mar 10 13:46:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robert Foss X-Patchwork-Id: 1252173 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=rXeiEXfd; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 48cGZq7543z9t0P for ; Wed, 11 Mar 2020 00:46:11 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727202AbgCJNqL (ORCPT ); Tue, 10 Mar 2020 09:46:11 -0400 Received: from mail-wm1-f65.google.com ([209.85.128.65]:36106 "EHLO mail-wm1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726988AbgCJNqK (ORCPT ); Tue, 10 Mar 2020 09:46:10 -0400 Received: by mail-wm1-f65.google.com with SMTP id g62so1419870wme.1 for ; Tue, 10 Mar 2020 06:46:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=5NwK13KieE3g1pIeISpKvFgafrteuLKq6QKuAvKr48w=; b=rXeiEXfdr7tjum0cLwUO3W6F2kslF/2sogUyrT2+BzLXOSZ5FDRTKKnUxD/2OnR4KU QhGF45RfRZrsJX3jzztasXZvdaRCYT7jXLEhYv0228ryhXtrVKPfEefIYRpee0hfwaSW 3zHp8m60zHbsae3fzH/X7rkoXOdHXwZ05Vvs3WJ38yuOruHMfb2JhQLoaIb17Ppxu/gX ZnTx2S9+esDpmKekZGJWHeR6tYipahZfAjzHWIIGfgOBlcH8aOeDfho3nenzVHF90NHM iQpyHOjQc7oQLYpAvRXAbKU/OQZDmzuTLgdbITfCUb0uIGHeOwo3g1OrsDjr6PXa1QkN TN8w== 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:mime-version:content-transfer-encoding; bh=5NwK13KieE3g1pIeISpKvFgafrteuLKq6QKuAvKr48w=; b=gka6GM7GD9p1VYV9uul5l3E2pJCLWMFUsub2UmQZ+Ianru7q/Z73IOk1RXfAQx3XxC V5J1Ltnbeyt70cT+cOHPDmShdXpG1hQXEl57tGdVFAqYTJ6ZLssqMwpgsY3Rln9w7wxf H7Tpr9PhOt33GzAZLDOYiVC1R2KHyCLnh3yxhxUz7xCfdpUhXbhaNGbrS0pL+yHs1qWy h48jNWG/FdOzP5FDjQhpyPwPx6ck476ni2u1zV1su18Gb3TijY9O4cjX4SN26+Vu5zjE Ay0goFENtmx4eLRdz6Q7XpFw+UOKeDFuq0k28fdnL03YTEEK7i+Yw/Wdu7rZ3DD5zFn9 JSbQ== X-Gm-Message-State: ANhLgQ04rkN5MJxF1LVxdderiK9l/8e0spG7CB3Ff3m+cYcRTorxHsWq AwDh3gaDYo+awTt+i6Mv6U/ucw== X-Google-Smtp-Source: ADFU+vvWt6YpCG/aVLT7zR8itYjJEPxmlt7m0lDbV7z3qHBNn7BGYYp5d5wuRM+Dt+u1OBEAV74Yew== X-Received: by 2002:a1c:4d13:: with SMTP id o19mr2306219wmh.186.1583847968866; Tue, 10 Mar 2020 06:46:08 -0700 (PDT) Received: from xps7590.local ([2a02:2450:102f:13b8:e50c:c780:9a1:8b61]) by smtp.gmail.com with ESMTPSA id d63sm4074009wmd.44.2020.03.10.06.46.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Mar 2020 06:46:08 -0700 (PDT) From: Robert Foss To: ben.kao@intel.com, mchehab@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, matthias.bgg@gmail.com, davem@davemloft.net, gregkh@linuxfoundation.org, Jonathan.Cameron@huawei.com, andriy.shevchenko@linux.intel.com, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Dongchun Zhu Cc: Tomasz Figa , Robert Foss Subject: [v1 1/3] media: dt-bindings: ov8856: Document YAML bindings Date: Tue, 10 Mar 2020 14:46:01 +0100 Message-Id: <20200310134603.30260-2-robert.foss@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200310134603.30260-1-robert.foss@linaro.org> References: <20200310134603.30260-1-robert.foss@linaro.org> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Dongchun Zhu This patch adds documentation of device tree in YAML schema for the OV8856 CMOS image sensor. Signed-off-by: Dongchun Zhu Signed-off-by: Robert Foss --- - Changes since v3: * robher: Fix syntax error * robher: Removed maxItems * Fixes yaml 'make dt-binding-check' errors - Changes since v2: Fixes comments from from Andy, Tomasz, Sakari, Rob. * Convert text documentation to YAML schema. - Changes since v1: Fixes comments from Sakari, Tomasz * Add clock-frequency and link-frequencies in DT .../devicetree/bindings/media/i2c/ov8856.yaml | 129 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 130 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/ov8856.yaml diff --git a/Documentation/devicetree/bindings/media/i2c/ov8856.yaml b/Documentation/devicetree/bindings/media/i2c/ov8856.yaml new file mode 100644 index 000000000000..c8099ccab1d9 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ov8856.yaml @@ -0,0 +1,129 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright (c) 2019 MediaTek Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/ov8856.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Omnivision OV8856 CMOS Sensor Device Tree Bindings + +maintainers: + - Ben Kao + - Dongchun Zhu + +description: |- + The Omnivision OV8856 is a high performance, 1/4-inch, 8 megapixel, CMOS + image sensor that delivers 3264x2448 at 30fps. It provides full-frame, + sub-sampled, and windowed 10-bit MIPI images in various formats via the + Serial Camera Control Bus (SCCB) interface. This chip is programmable + through I2C and two-wire SCCB. The sensor output is available via CSI-2 + serial data output (up to 4-lane). + +properties: + compatible: + const: ovti,ov8856 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + description: + Input clock for the sensor. + items: + - const: xvclk + + clock-frequency: + description: + Frequency of the xvclk clock in Hertz. + + dovdd-supply: + description: + Definition of the regulator used as interface power supply. + + avdd-supply: + description: + Definition of the regulator used as analog power supply. + + dvdd-supply: + description: + Definition of the regulator used as digital power supply. + + reset-gpios: + description: + The phandle and specifier for the GPIO that controls sensor reset. + + port: + type: object + additionalProperties: false + description: + A node containing input and output port nodes with endpoint definitions + as documented in + Documentation/devicetree/bindings/media/video-interfaces.txt + + properties: + endpoint: + type: object + + properties: + clock-lanes: + maxItems: 1 + + data-lanes: + maxItems: 1 + + remote-endpoint: true + + required: + - clock-lanes + - data-lanes + - remote-endpoint + + required: + - endpoint + +required: + - compatible + - reg + - clocks + - clock-names + - clock-frequency + - dovdd-supply + - avdd-supply + - dvdd-supply + - reset-gpios + - port + +additionalProperties: false + +examples: + - | + #include + + ov8856: camera-sensor@10 { + compatible = "ovti,ov8856"; + reg = <0x10>; + reset-gpios = <&pio 111 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&clk_24m_cam>; + + clocks = <&cru SCLK_TESTCLKOUT1>; + clock-names = "xvclk"; + clock-frequency = <19200000>; + + avdd-supply = <&mt6358_vcama2_reg>; + dvdd-supply = <&mt6358_vcamd_reg>; + dovdd-supply = <&mt6358_vcamio_reg>; + + port { + wcam_out: endpoint { + remote-endpoint = <&mipi_in_wcam>; + data-lanes = <1 2 3 4>; + link-frequencies = /bits/ 64 <360000000 180000000>; + }; + }; + }; + +... \ No newline at end of file diff --git a/MAINTAINERS b/MAINTAINERS index a6fbdf354d34..0f99e863978a 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -12355,6 +12355,7 @@ L: linux-media@vger.kernel.org T: git git://linuxtv.org/media_tree.git S: Maintained F: drivers/media/i2c/ov8856.c +F: Documentation/devicetree/bindings/media/i2c/ov8856.yaml OMNIVISION OV9650 SENSOR DRIVER M: Sakari Ailus