From patchwork Wed Sep 2 12:01:21 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dongchun Zhu X-Patchwork-Id: 11750467 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 D83B1722 for ; Wed, 2 Sep 2020 12:03:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BBA1720829 for ; Wed, 2 Sep 2020 12:03:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="QujEtpGg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726726AbgIBMDw (ORCPT ); Wed, 2 Sep 2020 08:03:52 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:38909 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1726285AbgIBMDs (ORCPT ); Wed, 2 Sep 2020 08:03:48 -0400 X-UUID: 3db1a077128946ac9e108ac9875edd29-20200902 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=vzYMtXsB4AaXM+b4fO6hFxcNKqQVSl9azzTJyvqvlHk=; b=QujEtpGgU2dgc4b/cCAwBnLfJmiszdRSXVEmKGUB44JMKD3kHSO8JkWZAKajSXA8glrEfeCq0X1/zOq+72kI6bp724jGH7gveS9fpNX1x/8wSyyxqxjKu8ZGKB6g2T9u/yYLZ7pr4IRvbuD25XtR51pz+tB2KBY1tn95l4d/n7Q=; X-UUID: 3db1a077128946ac9e108ac9875edd29-20200902 Received: from mtkcas08.mediatek.inc [(172.21.101.126)] 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 376402772; Wed, 02 Sep 2020 20:03:42 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 2 Sep 2020 20:03:39 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 2 Sep 2020 20:03:38 +0800 From: Dongchun Zhu To: , , , , , , , , CC: , , , , , , , , Subject: [PATCH v14 1/2] media: dt-bindings: media: i2c: Document OV02A10 bindings Date: Wed, 2 Sep 2020 20:01:21 +0800 Message-ID: <20200902120122.24456-2-dongchun.zhu@mediatek.com> X-Mailer: git-send-email 2.9.2 In-Reply-To: <20200902120122.24456-1-dongchun.zhu@mediatek.com> References: <20200902120122.24456-1-dongchun.zhu@mediatek.com> MIME-Version: 1.0 X-MTK: N Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add YAML device tree binding for OV02A10 CMOS image sensor, and the relevant MAINTAINERS entries. Signed-off-by: Dongchun Zhu --- .../bindings/media/i2c/ovti,ov02a10.yaml | 161 +++++++++++++++++++++ MAINTAINERS | 7 + 2 files changed, 168 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..8c30505 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml @@ -0,0 +1,161 @@ +# 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 + + ovti,mipi-clock-voltage: + description: + An array of 2-tuples items, and each item consists of link frequency and + MIPI clock voltage unit like . Clock voltage unit is + dependent upon link speed, indicating MIPI transmission speed select that + controls D-PHY timing setting by adjusting MIPI clock voltage to improve + the clock driver capability. + $ref: "/schemas/types.yaml#/definitions/uint32-array" + minItems: 2 + default: [390000, 4] + + # 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 + 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: + - | + + 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>; + ovti,mipi-clock-voltage = <390000 4>; + + dovdd-supply = <&ov02a10_dovdd>; + avdd-supply = <&ov02a10_avdd>; + dvdd-supply = <&ov02a10_dvdd>; + + port { + wcam_out: endpoint { + link-frequencies = /bits/ 64 <390000000>; + remote-endpoint = <&mipi_in_wcam>; + }; + }; + }; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index deaafb6..48aa7a7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -12718,6 +12718,13 @@ 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