From patchwork Sat May 9 08:06:26 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dongchun Zhu X-Patchwork-Id: 11538009 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 E110F17EF for ; Sat, 9 May 2020 08:08:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C3C052495A for ; Sat, 9 May 2020 08:08:04 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="l21qBQen" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727787AbgEIIID (ORCPT ); Sat, 9 May 2020 04:08:03 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:8656 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725880AbgEIIID (ORCPT ); Sat, 9 May 2020 04:08:03 -0400 X-UUID: f76c0b7fd32843e1946649e78816ef05-20200509 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=OPjXV8y9bVEk+WunDCXsPVPGZ9csUHtahP7dT1lEgO0=; b=l21qBQen4Jll9hOc7ByM31tWlMDd4g+xbTkQl+iCSrNmP7j/QanjjkECNIr6v0e1sog6ZyhZlKHTMn6Do2vLbnyB3+uegPz0XdEG9hcnKyTFTsOxHf0FgqNIuOyzHqyDYedhZDhUBeIOrjBzBe9NLLw1V+ZIsBO2yIBimsnGePQ=; X-UUID: f76c0b7fd32843e1946649e78816ef05-20200509 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw02.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.10 Build 0809 with TLS) with ESMTP id 605430803; Sat, 09 May 2020 16:07:59 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sat, 9 May 2020 16:07:57 +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; Sat, 9 May 2020 16:07:56 +0800 From: Dongchun Zhu To: , , , , , , , , , , CC: , , , , , , , , Subject: [V8, 1/2] media: dt-bindings: media: i2c: Document OV02A10 bindings Date: Sat, 9 May 2020 16:06:26 +0800 Message-ID: <20200509080627.23222-2-dongchun.zhu@mediatek.com> X-Mailer: git-send-email 2.9.2 In-Reply-To: <20200509080627.23222-1-dongchun.zhu@mediatek.com> References: <20200509080627.23222-1-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 DT bindings documentation for Omnivision OV02A10 image sensor. Signed-off-by: Dongchun Zhu --- .../bindings/media/i2c/ovti,ov02a10.yaml | 184 +++++++++++++++++++++ MAINTAINERS | 7 + 2 files changed, 191 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..5468d1b --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ovti,ov02a10.yaml @@ -0,0 +1,184 @@ +# 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: + description: I2C device address + maxItems: 1 + + clocks: + items: + - description: top mux camtg clock + - description: devider clock + + clock-names: + items: + - const: eclk + - const: freq_mux + + clock-frequency: + description: + Frequency of the eclk 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. + + powerdown-gpios: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + rotation: + description: + Definition of the sensor's placement, valid values are 0 and 180. + allOf: + - $ref: "/schemas/types.yaml#/definitions/uint32" + - enum: + - 0 # Sensor Mounted Upright (default) + - 180 # Sensor Mounted Upside Down + + ovti,mipi-tx-speed: + description: + Indication of MIPI transmission speed select, which is to control D-PHY + timing setting by adjusting MIPI clock voltage to improve the clock + driver capability. + allOf: + - $ref: "/schemas/types.yaml#/definitions/uint32" + - enum: + - 0 # 20MHz - 30MHz + - 1 # 30MHz - 50MHz + - 2 # 50MHz - 75MHz + - 3 # 75MHz - 100MHz + - 4 # 100MHz - 130MHz (suggested) + - 5 # Manual + + # See ../video-interfaces.txt for details + 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 1-lane operation. + items: + - const: 1 + - const: 2 + - const: 3 + - const: 4 + + clock-noncontinuous: + type: boolean + description: |- + MIPI CSI-2 clock is non-continuous if this property is present, + otherwise it's continuous. + + link-frequencies: + allOf: + - $ref: /schemas/types.yaml#/definitions/uint64-array + description: + Allowed data bus frequencies. 39000000 Hz is supported by + the driver. + + required: + - link-frequencies + + 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 + #include + + i2c { + clock-frequency = <400000>; + #address-cells = <1>; + #size-cells = <0>; + + ov02a10: camera-sensor@3d { + compatible = "ovti,ov02a10"; + reg = <0x3d>; + pinctrl-names = "default"; + pinctrl-0 = <&clk_24m_cam>; + + clocks = <&topckgen CLK_TOP_MUX_CAMTG>, + <&topckgen CLK_TOP_UNIVP_192M_D8>; + clock-names = "eclk", "freq_mux"; + clock-frequency = <24000000>; + + rotation = <180>; + ovti,mipi-tx-speed = <3>; + + dovdd-supply = <&mt6358_vcamio_reg>; + avdd-supply = <&mt6358_vcama1_reg>; + dvdd-supply = <&mt6358_vcn18_reg>; + + powerdown-gpios = <&pio 107 GPIO_ACTIVE_LOW>; + reset-gpios = <&pio 109 GPIO_ACTIVE_HIGH>; + + port { + wcam_out: endpoint { + remote-endpoint = <&mipi_in_wcam>; + data-lanes = <1>; + clock-noncontinuous; + link-frequencies = /bits/ 64 <390000000>; + }; + }; + }; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index e64e5db..63a2335 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -12389,6 +12389,13 @@ 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