From patchwork Tue Oct 13 13:05:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dongchun Zhu X-Patchwork-Id: 11835715 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 667B873BB for ; Tue, 13 Oct 2020 18:11:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C309D22C9E for ; Tue, 13 Oct 2020 13:05:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="O+rKgE9Z" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387613AbgJMNF0 (ORCPT ); Tue, 13 Oct 2020 09:05:26 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:37253 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S2387449AbgJMNFY (ORCPT ); Tue, 13 Oct 2020 09:05:24 -0400 X-UUID: b36b6a61f2c44cd3805e5e92586327f3-20201013 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=bndLGSikPfI1mM6O4xy/Rg0ViLM5gRBelwKg4mAZ0Dc=; b=O+rKgE9Zi0g+mGk1/MyACxQ6qzS/l2lY2KcMsA7G74PAMt5KQMtG5fPc/Rr+xvO20KzgB64fq/+4Mcpif6mhdCxVfGyJktC6P62GwGqin/xGZMxIj+USocIoAUOfyFPO+ClKEoXqazctPTl/lO7me0nH78hNqpdcagCa+aBg6Cc=; X-UUID: b36b6a61f2c44cd3805e5e92586327f3-20201013 Received: from mtkcas07.mediatek.inc [(172.21.101.84)] by mailgw01.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 1026025803; Tue, 13 Oct 2020 21:05:15 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 13 Oct 2020 21:05:09 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 13 Oct 2020 21:05:08 +0800 From: Dongchun Zhu To: , , , , , , , , CC: , , , , , , , , Subject: [PATCH v15 1/2] media: dt-bindings: media: i2c: Document OV02A10 bindings Date: Tue, 13 Oct 2020 21:05:02 +0800 Message-ID: <20201013130503.2412-2-dongchun.zhu@mediatek.com> X-Mailer: git-send-email 2.9.2 In-Reply-To: <20201013130503.2412-1-dongchun.zhu@mediatek.com> References: <20201013130503.2412-1-dongchun.zhu@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 36001AE281E88D0AA2A9CA2DDD5268F17D6F890B5DE78199E5933A8DC8D91FD32000:8 X-MTK: N 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 Reviewed-by: Rob Herring --- .../bindings/media/i2c/ovti,ov02a10.yaml | 162 +++++++++++++++++++++ MAINTAINERS | 7 + 2 files changed, 169 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..fb98964 --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml @@ -0,0 +1,162 @@ +# 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: + - | + #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>; + 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