From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1E574C433F5 for ; Wed, 4 May 2022 14:04:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351083AbiEDOH7 (ORCPT ); Wed, 4 May 2022 10:07:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53612 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350943AbiEDOHy (ORCPT ); Wed, 4 May 2022 10:07:54 -0400 Received: from mslow1.mail.gandi.net (mslow1.mail.gandi.net [217.70.178.240]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D081B28992; Wed, 4 May 2022 07:04:16 -0700 (PDT) Received: from relay4-d.mail.gandi.net (unknown [217.70.183.196]) by mslow1.mail.gandi.net (Postfix) with ESMTP id 4215EC3E91; Wed, 4 May 2022 13:55:59 +0000 (UTC) Received: (Authenticated sender: foss@0leil.net) by mail.gandi.net (Postfix) with ESMTPSA id 49D52E000B; Wed, 4 May 2022 13:55:51 +0000 (UTC) From: Quentin Schulz Cc: shawnx.tu@intel.com, mchehab@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Quentin Schulz , Quentin Schulz Subject: [PATCH v2 1/3] media: dt-bindings: ov5675: document YAML binding Date: Wed, 4 May 2022 15:55:41 +0200 Message-Id: <20220504135543.59522-1-foss+kernel@0leil.net> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit To: unlisted-recipients:; (no To-header on input) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Quentin Schulz This patch adds documentation of device tree in YAML schema for the OV5675 CMOS image sensor from Omnivision. Cc: Quentin Schulz Signed-off-by: Quentin Schulz --- v2: - fixed incorrect id, - fixed device tree example by adding missing dt-bindings headers, - fixed device tree example by using vcc_1v2 for dvdd supply, as requested in datasheet, .../bindings/media/i2c/ovti,ov5675.yaml | 139 ++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 140 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/ovti,ov5675.yaml diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,ov5675.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,ov5675.yaml new file mode 100644 index 000000000000..29df2f82c631 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov5675.yaml @@ -0,0 +1,139 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (c) 2022 Theobroma Systems Design und Consulting GmbH +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/ovti,ov5675.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Omnivision OV5675 CMOS Sensor Device Tree Bindings + +maintainers: + - Quentin Schulz + +description: |- + The Omnivision OV5675 is a high performance, 1/5-inch, 5 megapixel, CMOS + image sensor that delivers 2592x1944 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 2-lane). + +properties: + compatible: + const: ovti,ov5675 + + 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. + This corresponds to the hardware pin XSHUTDOWN which is physically + active low. + + port: + type: object + additionalProperties: false + description: + A node containing an output port node with an endpoint definition + as documented in + Documentation/devicetree/bindings/media/video-interfaces.txt + + properties: + endpoint: + type: object + + properties: + data-lanes: + description: |- + The driver only supports 2-lane operation. + items: + - const: 1 + - const: 2 + + link-frequencies: + $ref: /schemas/types.yaml#/definitions/uint64-array + description: + Allowed data bus frequencies. 450000000Hz is supported by the driver. + + required: + - link-frequencies + + required: + - endpoint + +required: + - compatible + - reg + - clocks + - clock-names + - clock-frequency + - dovdd-supply + - avdd-supply + - dvdd-supply + - port + +additionalProperties: false + +examples: + - | + #include + #include + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + ov5675: camera@36 { + compatible = "ovti,ov5675"; + reg = <0x36>; + + reset-gpios = <&gpio2 RK_PB1 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&cif_clkout_m0>; + + clocks = <&cru SCLK_CIF_OUT>; + clock-names = "xvclk"; + clock-frequency = <19200000>; + + avdd-supply = <&vcc_1v8>; + dvdd-supply = <&vcc_1v2>; + dovdd-supply = <&vcc_2v8>; + + port { + ucam_out: endpoint { + remote-endpoint = <&mipi_in_ucam>; + data-lanes = <1 2>; + link-frequencies = /bits/ 64 <450000000>; + }; + }; + }; + }; +... + diff --git a/MAINTAINERS b/MAINTAINERS index edc96cdb85e8..94ff31268c3d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14550,6 +14550,7 @@ M: Shawn Tu L: linux-media@vger.kernel.org S: Maintained T: git git://linuxtv.org/media_tree.git +F: Documentation/devicetree/bindings/media/i2c/ovti,ov5675.yaml F: drivers/media/i2c/ov5675.c OMNIVISION OV5693 SENSOR DRIVER -- 2.35.1