From patchwork Fri Oct 23 17:54:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 286097 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNWANTED_LANGUAGE_BODY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0920BC5517A for ; Fri, 23 Oct 2020 17:54:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AA4352192A for ; Fri, 23 Oct 2020 17:54:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753912AbgJWRyV (ORCPT ); Fri, 23 Oct 2020 13:54:21 -0400 Received: from relay7-d.mail.gandi.net ([217.70.183.200]:33007 "EHLO relay7-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753885AbgJWRyU (ORCPT ); Fri, 23 Oct 2020 13:54:20 -0400 X-Originating-IP: 93.29.109.196 Received: from localhost.localdomain (unknown [93.29.109.196]) (Authenticated sender: paul.kocialkowski@bootlin.com) by relay7-d.mail.gandi.net (Postfix) with ESMTPSA id CE6692000B; Fri, 23 Oct 2020 17:54:15 +0000 (UTC) From: Paul Kocialkowski To: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Mauro Carvalho Chehab , Rob Herring , Liam Girdwood , Mark Brown , Paul Kocialkowski , Thomas Petazzoni , Hans Verkuil , Sakari Ailus , Maxime Ripard , kevin.lhopital@hotmail.com, =?utf-8?b?S8OpdmluIEwnaMO0cGl0YWw=?= Subject: [PATCH NOT FOR MERGE 3/3] ARM: dts: sun8i: a83t: bananapi-m3: Enable MIPI CSI-2 with OV8865 Date: Fri, 23 Oct 2020 19:54:06 +0200 Message-Id: <20201023175406.504527-4-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201023175406.504527-1-paul.kocialkowski@bootlin.com> References: <20201023175406.504527-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Kévin L'hôpital The Bananapi M3 supports a camera module which includes an OV8865 sensor connected via the parallel CSI interface and an OV8865 sensor connected via MIPI CSI-2. The I2C2 bus is shared by the two sensors as well as the (active-low) reset signal, but each sensor has it own shutdown line. Signed-off-by: Kévin L'hôpital Signed-off-by: Paul Kocialkowski --- arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts | 98 ++++++++++++++++++++ 1 file changed, 98 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts index 9d34eabba121..70d305d47d6d 100644 --- a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts +++ b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts @@ -85,6 +85,30 @@ green { }; }; + reg_ov8865_avdd: ov8865-avdd { + compatible = "regulator-fixed"; + regulator-name = "ov8865-avdd"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + vin-supply = <®_dldo4>; + }; + + reg_ov8865_dovdd: ov8865-dovdd { + compatible = "regulator-fixed"; + regulator-name = "ov8865-dovdd"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + vin-supply = <®_dldo4>; + }; + + reg_ov8865_dvdd: ov8865-dvdd { + compatible = "regulator-fixed"; + regulator-name = "ov8865-dvdd"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + vin-supply = <®_eldo1>; + }; + reg_usb1_vbus: reg-usb1-vbus { compatible = "regulator-fixed"; regulator-name = "usb1-vbus"; @@ -115,6 +139,17 @@ &cpu100 { cpu-supply = <®_dcdc3>; }; +&csi { + status = "okay"; +}; + +&csi_in { + csi_in_mipi_csi2: endpoint { + bus-type = <4>; /* CSI2_DPHY */ + remote-endpoint = <&mipi_csi2_out_csi>; + }; +}; + &de { status = "okay"; }; @@ -147,6 +182,36 @@ hdmi_out_con: endpoint { }; }; +&i2c2 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_pe_pins>; + status = "okay"; + + ov8865: camera@36 { + compatible = "ovti,ov8865"; + reg = <0x36>; + pinctrl-names = "default"; + pinctrl-0 = <&csi_mclk_pin>; + clocks = <&ccu CLK_CSI_MCLK>; + clock-names = "extclk"; + avdd-supply = <®_ov8865_avdd>; + dovdd-supply = <®_ov8865_dovdd>; + dvdd-supply = <®_ov8865_dvdd>; + powerdown-gpios = <&pio 4 17 GPIO_ACTIVE_LOW>; /* PE17 */ + reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */ + + port { + ov8865_out_mipi_csi2: endpoint { + bus-type = <4>; /* MIPI CSI-2 D-PHY */ + clock-lanes = <0>; + data-lanes = <1 2 3 4>; + + remote-endpoint = <&mipi_csi2_in_ov8865>; + }; + }; + }; +}; + &mdio { rgmii_phy: ethernet-phy@1 { compatible = "ethernet-phy-ieee802.3-c22"; @@ -154,6 +219,26 @@ rgmii_phy: ethernet-phy@1 { }; }; +&mipi_csi2 { + status = "okay"; +}; + +&mipi_csi2_in { + mipi_csi2_in_ov8865: endpoint { + bus-type = <4>; /* MIPI CSI-2 D-PHY */ + clock-lanes = <0>; + data-lanes = <1 2 3 4>; + + remote-endpoint = <&ov8865_out_mipi_csi2>; + }; +}; + +&mipi_csi2_out { + mipi_csi2_out_csi: endpoint { + remote-endpoint = <&csi_in_mipi_csi2>; + }; +}; + &mmc0 { pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins>; @@ -327,11 +412,24 @@ ®_dldo3 { regulator-name = "vcc-pd"; }; +®_dldo4 { + regulator-always-on; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + regulator-name = "avdd-csi"; +}; + ®_drivevbus { regulator-name = "usb0-vbus"; status = "okay"; }; +®_eldo1 { + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-name = "dvdd-csi-r"; +}; + ®_fldo1 { regulator-min-microvolt = <1080000>; regulator-max-microvolt = <1320000>;