From patchwork Wed Nov 25 14:17:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dongchun Zhu X-Patchwork-Id: 69346 X-Patchwork-Delegate: sakari.ailus@iki.fi Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1khvcy-009cvP-5P; Wed, 25 Nov 2020 14:18:38 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729993AbgKYOSI (ORCPT + 1 other); Wed, 25 Nov 2020 09:18:08 -0500 Received: from mailgw02.mediatek.com ([210.61.82.184]:37239 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729621AbgKYOSI (ORCPT ); Wed, 25 Nov 2020 09:18:08 -0500 X-UUID: 6ab9cbc2cdcc49aaa5d2c35a0edf7735-20201125 X-UUID: 6ab9cbc2cdcc49aaa5d2c35a0edf7735-20201125 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 274987992; Wed, 25 Nov 2020 22:18:02 +0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 25 Nov 2020 22:17:58 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 25 Nov 2020 22:17:57 +0800 From: Dongchun Zhu To: , , , , , , , , CC: , , , , , , , , Subject: [PATCH v16 1/2] media: dt-bindings: media: i2c: document OV02A10 DT bindings Date: Wed, 25 Nov 2020 22:17:55 +0800 Message-ID: <20201125141756.13770-2-dongchun.zhu@mediatek.com> X-Mailer: git-send-email 2.9.2 In-Reply-To: <20201125141756.13770-1-dongchun.zhu@mediatek.com> References: <20201125141756.13770-1-dongchun.zhu@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.4 (--) X-LSpam-Report: No, score=-2.4 required=5.0 tests=BAYES_00=-1.9,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1,UNPARSEABLE_RELAY=0.001 autolearn=ham autolearn_force=no Add device-tree binding documentation for OV02A10 image sensor driver, and the relevant MAINTAINERS entries. Signed-off-by: Dongchun Zhu Reviewed-by: Rob Herring --- .../bindings/media/i2c/ovti,ov02a10.yaml | 159 +++++++++++++++++++++ MAINTAINERS | 7 + 2 files changed, 166 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml diff --git a/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml b/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml new file mode 100644 index 0000000..1c3879e --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml @@ -0,0 +1,159 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright (c) 2020 MediaTek Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/i2c/ovti,ov02a10.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Omnivision OV02A10 CMOS Sensor Device Tree Bindings + +maintainers: + - Dongchun Zhu + +description: |- + The Omnivision OV02A10 is a low-cost, high performance, 1/5-inch, 2 megapixel + image sensor, which is the latest production derived from Omnivision's CMOS + image sensor technology. Ihis chip supports high frame rate speeds up to 30fps + @ 1600x1200 (UXGA) resolution transferred over a 1-lane MIPI interface. The + sensor output is available via CSI-2 serial data output. + +properties: + compatible: + const: ovti,ov02a10 + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + clock-names: + description: + External clock for the sensor. + items: + - const: eclk + + clock-frequency: + description: + Frequency of the eclk clock in Hz. + + dovdd-supply: + description: + Definition of the regulator used as Digital I/O voltage supply. + + avdd-supply: + description: + Definition of the regulator used as Analog voltage supply. + + dvdd-supply: + description: + Definition of the regulator used as Digital core voltage supply. + + powerdown-gpios: + description: + Must be the device tree identifier of the GPIO connected to the + PD_PAD pin. This pin is used to place the OV02A10 into standby mode + or shutdown mode. As the line needs to be high for the powerdown mode + to be active, it should be marked GPIO_ACTIVE_HIGH. + maxItems: 1 + + reset-gpios: + description: + Must be the device tree identifier of the GPIO connected to the + RST_PD pin. If specified, it will be asserted during driver probe. + As the line needs to be low for the reset to be active, it should be + marked GPIO_ACTIVE_LOW. + maxItems: 1 + + rotation: + description: + Definition of the sensor's placement. + allOf: + - $ref: "/schemas/types.yaml#/definitions/uint32" + - enum: + - 0 # Sensor Mounted Upright + - 180 # Sensor Mounted Upside Down + default: 0 + + # See ../video-interfaces.txt for details + port: + type: object + additionalProperties: false + description: + Output port node, single endpoint describing the CSI-2 transmitter. + + properties: + endpoint: + type: object + additionalProperties: false + + properties: + link-frequencies: true + ovti,mipi-clock-voltage: + allOf: + - $ref: "/schemas/types.yaml#/definitions/uint32" + description: + Definition of MIPI clock voltage unit. This entry corresponds to + the link speed defined by the 'link-frequencies' property. + If present, the value shall be in the range of 0-4. + default: 4 + remote-endpoint: true + + required: + - link-frequencies + - remote-endpoint + + required: + - endpoint + +required: + - compatible + - reg + - clocks + - clock-names + - clock-frequency + - dovdd-supply + - avdd-supply + - dvdd-supply + - powerdown-gpios + - reset-gpios + - port + +additionalProperties: false + +examples: + - | + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + ov02a10: camera-sensor@3d { + compatible = "ovti,ov02a10"; + reg = <0x3d>; + + powerdown-gpios = <&pio 107 GPIO_ACTIVE_HIGH>; + reset-gpios = <&pio 109 GPIO_ACTIVE_LOW>; + + clocks = <&ov02a10_clk>; + clock-names = "eclk"; + clock-frequency = <24000000>; + + rotation = <180>; + + dovdd-supply = <&ov02a10_dovdd>; + avdd-supply = <&ov02a10_avdd>; + dvdd-supply = <&ov02a10_dvdd>; + + port { + wcam_out: endpoint { + link-frequencies = /bits/ 64 <390000000>; + ovti,mipi-clock-voltage = <3>; + remote-endpoint = <&mipi_in_wcam>; + }; + }; + }; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index e73636b..8c7b41c 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -12876,6 +12876,13 @@ M: Harald Welte S: Maintained F: drivers/char/pcmcia/cm4040_cs.* +OMNIVISION OV02A10 SENSOR DRIVER +M: Dongchun Zhu +L: linux-media@vger.kernel.org +S: Maintained +T: git git://linuxtv.org/media_tree.git +F: Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml + OMNIVISION OV13858 SENSOR DRIVER M: Sakari Ailus L: linux-media@vger.kernel.org