From patchwork Fri Jul 17 13:28:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 11670161 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 3BE42159A for ; Fri, 17 Jul 2020 13:25:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 26759207DD for ; Fri, 17 Jul 2020 13:25:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726383AbgGQNZl (ORCPT ); Fri, 17 Jul 2020 09:25:41 -0400 Received: from relay5-d.mail.gandi.net ([217.70.183.197]:36237 "EHLO relay5-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726201AbgGQNZk (ORCPT ); Fri, 17 Jul 2020 09:25:40 -0400 X-Originating-IP: 93.34.118.233 Received: from uno.lan (93-34-118-233.ip49.fastwebnet.it [93.34.118.233]) (Authenticated sender: jacopo@jmondi.org) by relay5-d.mail.gandi.net (Postfix) with ESMTPSA id 63C811C000D; Fri, 17 Jul 2020 13:25:36 +0000 (UTC) From: Jacopo Mondi To: robh+dt@kernel.org, devicetree@vger.kernel.org Cc: Jacopo Mondi , slongerbeam@gmail.com, linux-media@vger.kernel.org, laurent.pinchart@ideasonboard.com, linux-renesas-soc@vger.kernel.org Subject: [PATCH 01/13] dt-bindings: media: ov5640: Convert to json-schema Date: Fri, 17 Jul 2020 15:28:47 +0200 Message-Id: <20200717132859.237120-2-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200717132859.237120-1-jacopo+renesas@jmondi.org> References: <20200717132859.237120-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Convert the ov5640 bindings document to json-schema. This commit ports the existing bindings, clean up patches will follow. Signed-off-by: Jacopo Mondi Reviewed-by: Laurent Pinchart --- .../devicetree/bindings/media/i2c/ov5640.txt | 92 --------- .../devicetree/bindings/media/i2c/ov5640.yaml | 181 ++++++++++++++++++ 2 files changed, 181 insertions(+), 92 deletions(-) delete mode 100644 Documentation/devicetree/bindings/media/i2c/ov5640.txt create mode 100644 Documentation/devicetree/bindings/media/i2c/ov5640.yaml diff --git a/Documentation/devicetree/bindings/media/i2c/ov5640.txt b/Documentation/devicetree/bindings/media/i2c/ov5640.txt deleted file mode 100644 index c97c2f2da12d..000000000000 --- a/Documentation/devicetree/bindings/media/i2c/ov5640.txt +++ /dev/null @@ -1,92 +0,0 @@ -* Omnivision OV5640 MIPI CSI-2 / parallel sensor - -Required Properties: -- compatible: should be "ovti,ov5640" -- clocks: reference to the xclk input clock. -- clock-names: should be "xclk". -- DOVDD-supply: Digital I/O voltage supply, 1.8 volts -- AVDD-supply: Analog voltage supply, 2.8 volts -- DVDD-supply: Digital core voltage supply, 1.5 volts - -Optional Properties: -- reset-gpios: reference to the GPIO connected to the reset pin, if any. - This is an active low signal to the OV5640. -- powerdown-gpios: reference to the GPIO connected to the powerdown pin, - if any. This is an active high signal to the OV5640. -- rotation: as defined in - Documentation/devicetree/bindings/media/video-interfaces.txt, - valid values are 0 (sensor mounted upright) and 180 (sensor - mounted upside down). - -The device node must contain one 'port' child node for its digital output -video port, in accordance with the video interface bindings defined in -Documentation/devicetree/bindings/media/video-interfaces.txt. - -OV5640 can be connected to a MIPI CSI-2 bus or a parallel bus endpoint. - -Endpoint node required properties for CSI-2 connection are: -- remote-endpoint: a phandle to the bus receiver's endpoint node. -- clock-lanes: should be set to <0> (clock lane on hardware lane 0) -- data-lanes: should be set to <1> or <1 2> (one or two CSI-2 lanes supported) - -Endpoint node required properties for parallel connection are: -- remote-endpoint: a phandle to the bus receiver's endpoint node. -- bus-width: shall be set to <8> for 8 bits parallel bus - or <10> for 10 bits parallel bus -- data-shift: shall be set to <2> for 8 bits parallel bus - (lines 9:2 are used) or <0> for 10 bits parallel bus -- hsync-active: active state of the HSYNC signal, 0/1 for LOW/HIGH respectively. -- vsync-active: active state of the VSYNC signal, 0/1 for LOW/HIGH respectively. -- pclk-sample: sample data on rising (1) or falling (0) edge of the pixel clock - signal. - -Examples: - -&i2c1 { - ov5640: camera@3c { - compatible = "ovti,ov5640"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_ov5640>; - reg = <0x3c>; - clocks = <&clks IMX6QDL_CLK_CKO>; - clock-names = "xclk"; - DOVDD-supply = <&vgen4_reg>; /* 1.8v */ - AVDD-supply = <&vgen3_reg>; /* 2.8v */ - DVDD-supply = <&vgen2_reg>; /* 1.5v */ - powerdown-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>; - reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>; - rotation = <180>; - - port { - /* MIPI CSI-2 bus endpoint */ - ov5640_to_mipi_csi2: endpoint { - remote-endpoint = <&mipi_csi2_from_ov5640>; - clock-lanes = <0>; - data-lanes = <1 2>; - }; - }; - }; -}; - -&i2c1 { - ov5640: camera@3c { - compatible = "ovti,ov5640"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_ov5640>; - reg = <0x3c>; - clocks = <&clk_ext_camera>; - clock-names = "xclk"; - - port { - /* Parallel bus endpoint */ - ov5640_to_parallel: endpoint { - remote-endpoint = <¶llel_from_ov5640>; - bus-width = <8>; - data-shift = <2>; /* lines 9:2 are used */ - hsync-active = <0>; - vsync-active = <0>; - pclk-sample = <1>; - }; - }; - }; -}; diff --git a/Documentation/devicetree/bindings/media/i2c/ov5640.yaml b/Documentation/devicetree/bindings/media/i2c/ov5640.yaml new file mode 100644 index 000000000000..ceeacc91c801 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ov5640.yaml @@ -0,0 +1,181 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/ov5640.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Omnivision OV5640 MIPI CSI-2 / parallel sensor + +maintainers: + - Steve Longerbeam + +description: -| + The OV5640 is a 5 megapixels image sensor capable of producing images in RGB, + RAW, YUV and compressed formats. It features a MIPI CSI-2 and a parallel data + interface and an I2C-compatible (CCI) control interface. + +properties: + compatible: + const: ovti,ov5640 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + items: + - const: xclk + + DOVDD-supply: + description: Digital I/O voltage supply, 1.8 volts. + maxItems: 1 + + AVDD-supply: + description: Analog voltage supply, 2.8 volts. + maxItems: 1 + + DVDD-supply: + description: Digital core voltage supply. + maxItems: 1 + + reset-gpios: + description: | + Reference to the GPIO connected to the reset pin, if any. This is an + active low signal to the OV5640. + maxItems: 1 + + powerdown-gpios: + description: | + Reference tot he GPIO connected to the powerdown pin, if any. This is an + active high signal to the OV5640. + maxItems: 1 + + rotation: + description: | + As defined in Documentation/devicetree/bindings/media/video-interfaces.txt + enum: [0, 180] + + port: + type: object + description: | + The device node must contain one 'port' child node for its digital output + video port, in accordance with the video interface bindings defined in + Documentation/devicetree/bindings/media/video-interfaces.txt. + + OV5640 can be connected to a MIPI CSI-2 bus or a parallel bus endpoint. + + properties: + endpoint: + type: object + properties: + remote-endpoint: + description: A phandle to the bus receiver's endpoint node. + + clock-lanes: + const: 0 + + data-lanes: + description: | + Should be set to <1> or <1 2> (one or two CSI-2 lanes supported). + oneOf: + - items: + - const: 1 + - items: + - const: 1 + - const: 2 + + bus-width: + description: | + Shall be set to <8> for 8 bits parallel bus or <10> for 10 bits + parallel bus. + enum: [8, 10] + + data-shift: + description: | + Shall be set to <2> for 8 bits parallel bus (lines 9:2 are used) or + <0> for 10 bits parallel bus. + enum: [0, 2] + + hsync-active: + enum: [0, 1] + + vsync-active: + enum: [0, 1] + + pclk-sample: + enum: [0, 1] + + required: + - remote-endpoint + + additionalProperties: false + +required: + - compatible + - reg + - clocks + - clock-names + - DOVDD-supply + - AVDD-supply + - DVDD-supply + - port + +examples: + - | + #include + #include + + i2c0 { + #address-cells = <1>; + #size-cells = <0>; + + camera@3c { + compatible = "ovti,ov5640"; + reg = <0x3c>; + clocks = <&clks IMX6QDL_CLK_CKO>; + clock-names = "xclk"; + DOVDD-supply = <&vgen4_reg>; /* 1.8v */ + AVDD-supply = <&vgen3_reg>; /* 2.8v */ + DVDD-supply = <&vgen2_reg>; /* 1.5v */ + powerdown-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>; + rotation = <180>; + + port { + ov5640_to_mipi_csi2: endpoint { + remote-endpoint = <&mipi_csi2_from_ov5640>; + clock-lanes = <0>; + data-lanes = <1 2>; + }; + }; + }; + }; + + i2c1 { + #address-cells = <1>; + #size-cells = <0>; + + camera@3c { + compatible = "ovti,ov5640"; + reg = <0x3c>; + clocks = <&clks IMX6QDL_CLK_CKO>; + clock-names = "xclk"; + DOVDD-supply = <&vgen4_reg>; /* 1.8v */ + AVDD-supply = <&vgen3_reg>; /* 2.8v */ + DVDD-supply = <&vgen2_reg>; /* 1.5v */ + powerdown-gpios = <&gpio1 19 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>; + rotation = <180>; + + port { + ov5640_to_parallel: endpoint { + remote-endpoint = <¶llel_from_ov5640>; + bus-width = <10>; + }; + }; + }; + }; + +...