From patchwork Fri Aug 21 14:59:30 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?S8OpdmluIEwnaMO0cGl0YWw=?= X-Patchwork-Id: 11729665 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 0A3C8618 for ; Fri, 21 Aug 2020 15:00:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F0A83204FD for ; Fri, 21 Aug 2020 15:00:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727979AbgHUPAh (ORCPT ); Fri, 21 Aug 2020 11:00:37 -0400 Received: from relay11.mail.gandi.net ([217.70.178.231]:38959 "EHLO relay11.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725828AbgHUPAa (ORCPT ); Fri, 21 Aug 2020 11:00:30 -0400 Received: from lhopital-XPS-13-9360.home (lfbn-tou-1-1372-bdcst.w90-89.abo.wanadoo.fr [90.89.180.255]) (Authenticated sender: kevin.lhopital@bootlin.com) by relay11.mail.gandi.net (Postfix) with ESMTPA id 58E4F100013; Fri, 21 Aug 2020 15:00:26 +0000 (UTC) From: =?utf-8?b?S8OpdmluIEwnaMO0cGl0YWw=?= To: linux-media@vger.kernel.org Cc: mchehab@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com, mripard@kernel.org, wens@csie.org, yong.deng@magewell.com, p.zabel@pengutronix.de, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, paul.kocialkowski@bootlin.com, thomas.petazzoni@bootlin.com, =?utf-8?b?S8Op?= =?utf-8?b?dmluIEwnaMO0cGl0YWw=?= Subject: [PATCH 2/7] dt-bindings: media: i2c: Add documentation for ov8865 Date: Fri, 21 Aug 2020 16:59:30 +0200 Message-Id: <20200821145935.20346-3-kevin.lhopital@bootlin.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200821145935.20346-1-kevin.lhopital@bootlin.com> References: <20200821145935.20346-1-kevin.lhopital@bootlin.com> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add a documentation for the sensor ov8865 from Omnivision. Signed-off-by: Kévin L'hôpital --- .../devicetree/bindings/media/i2c/ov8865.txt | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/i2c/ov8865.txt diff --git a/Documentation/devicetree/bindings/media/i2c/ov8865.txt b/Documentation/devicetree/bindings/media/i2c/ov8865.txt new file mode 100644 index 000000000000..ac5a662288de --- /dev/null +++ b/Documentation/devicetree/bindings/media/i2c/ov8865.txt @@ -0,0 +1,51 @@ +* Omnivision OV8865 MIPI CSI-2 + +Required Properties: +- compatible: should be "ovti,ov8865" +- clocks: reference to the xclk input clock. +- clock-names: should be "xclk". +- DOVDD-supply: Digital I/O voltage supply, 2.8 volts +- AVDD-supply: Analog voltage supply, 2.8 volts +- AFVDD-supply: Analog voltage supply, 2.8 volts +- DVDD-supply: Digital core voltage supply, 1.2 volts +- reset-gpios: reference to the GPIO connected to the reset pin. + This is an active low signal to the OV8865. +- powerdown-gpios: reference to the GPIO connected to the powerdown pin. + This is an active low signal to the OV8865. +- rotation: as defined in + Documentation/devicetree/bindings/media/video-interfaces.txt, + valid values are 0 (sensor mounted upright) and 180 (sensor + mounted upside down). +- 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 <4> (four CSI-2 lanes supported). + +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. + +Example: +&i2c2 { + ov8865: camera@36 { + compatible = "ovti,ov8865"; + reg = <0x36>; + clocks = <&ccu CLK_CSI_MCLK>; + clock-names ="xclk"; + AVDD-supply = <®_ov8865_avdd>; + DOVDD-supply = <®_ov8865_dovdd>; + VDD2-supply = <®_ov8865_vdd2>; + AFVDD-supply = <®_ov8865_afvdd>; + powerdown-gpios = <&pio 4 17 GPIO_ACTIVE_LOW>; /* PE17 */ + reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */ + rotation = <180>; + + port { + ov8865_to_mipi_csi2: endpoint { + remote-endpoint = <&mipi_csi2_from_ov8865>; + data-lanes = <1 2 3 4>; + clock-lanes = <0>; + bus-type = <4>; /* V4L2_FWNODE_BUS_TYPE_CSI2_DPHY */ + }; + }; + }; +};