From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E0133CD4F49 for ; Mon, 18 May 2026 15:38:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=CPis6BTQyS1CGJvkRGGShZogn2YCIRiVw/hGZ9tF8C8=; b=rhDCvB23ZWmfIpvrT7ap3YTY/L fdLDX1S+q4s2/JS+mTbYA3a34xI82xPoV2FnFZAxu8N44zlKmjsjb2mQZRB3Z2/Im6fDlkZ/LjRL9 uDp9jVV1Xt7OOIz4+oswRkviHAy1ho8284IgvNAAECdFERykOpBSQ3GFf/9gaKelC8aNpCTki9xqI 0c7jEl6OjLT0eevnhknFmVrnTMUz7RjH110rC6KFH5jW8mUQaVQRzDcLc4FszKGCj87wvbg+eXm+w 2OFnfFxL1oV7+iIxGJB/84+y+CkK+Z6pD5dr+Li3hyrBdySbAhPliN3nN2+fUQreDbeGVSc+5lLbE VW3Ro6tg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wP03I-0000000GC33-2cv1; Mon, 18 May 2026 15:38:44 +0000 Received: from leonov.paulk.fr ([185.233.101.22]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wP03G-0000000GC1y-20aO for linux-arm-kernel@lists.infradead.org; Mon, 18 May 2026 15:38:43 +0000 Received: from laika.paulk.fr (12.234.24.109.rev.sfr.net [109.24.234.12]) by leonov.paulk.fr (Postfix) with ESMTPS id 88A831F8004F for ; Mon, 18 May 2026 15:38:40 +0000 (UTC) Received: by laika.paulk.fr (Postfix, from userid 65534) id EF22CB40821; Mon, 18 May 2026 15:38:39 +0000 (UTC) Received: from collins (unknown [192.168.1.64]) by laika.paulk.fr (Postfix) with ESMTP id CEAC6B40805; Mon, 18 May 2026 15:33:48 +0000 (UTC) From: Paul Kocialkowski To: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org Cc: Yong Deng , Paul Kocialkowski , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Michael Turquette , Stephen Boyd , Brian Masney , Maxime Ripard , Paul Kocialkowski Subject: [PATCH v9 9/9] ARM: dts: sun8i-a83t: Add BananaPi M3 OV8865 camera overlay Date: Mon, 18 May 2026 17:33:38 +0200 Message-ID: <20260518153339.619947-10-paulk@sys-base.io> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260518153339.619947-1-paulk@sys-base.io> References: <20260518153339.619947-1-paulk@sys-base.io> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260518_083842_862955_EAF70081 X-CRM114-Status: GOOD ( 18.58 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Paul Kocialkowski Add an overlay supporting the OV8865 from the BananaPi Camera v3 peripheral board. The board has two sensors (OV5640 and OV8865) which cannot be supported in parallel as they share the same reset pin and the kernel currently has no support for this case. Signed-off-by: Paul Kocialkowski --- arch/arm/boot/dts/allwinner/Makefile | 3 + .../sun8i-a83t-bananapi-m3-camera-ov8865.dtso | 101 ++++++++++++++++++ 2 files changed, 104 insertions(+) create mode 100644 arch/arm/boot/dts/allwinner/sun8i-a83t-bananapi-m3-camera-ov8865.dtso diff --git a/arch/arm/boot/dts/allwinner/Makefile b/arch/arm/boot/dts/allwinner/Makefile index 6975df9d7b46..4a0d4edd8b2d 100644 --- a/arch/arm/boot/dts/allwinner/Makefile +++ b/arch/arm/boot/dts/allwinner/Makefile @@ -222,6 +222,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \ sun8i-a83t-allwinner-h8homlet-v2.dtb \ sun8i-a83t-bananapi-m3.dtb \ sun8i-a83t-bananapi-m3-camera-ov5640.dtb \ + sun8i-a83t-bananapi-m3-camera-ov8865.dtb \ sun8i-a83t-cubietruck-plus.dtb \ sun8i-a83t-tbs-a711.dtb \ sun8i-h2-plus-bananapi-m2-zero.dtb \ @@ -273,6 +274,8 @@ dtb-$(CONFIG_MACH_SUN8I) += \ sun8i-v40-bananapi-m2-berry.dtb sun8i-a83t-bananapi-m3-camera-ov5640-dtbs += \ sun8i-a83t-bananapi-m3.dtb sun8i-a83t-bananapi-m3-camera-ov5640.dtbo +sun8i-a83t-bananapi-m3-camera-ov8865-dtbs += \ + sun8i-a83t-bananapi-m3.dtb sun8i-a83t-bananapi-m3-camera-ov8865.dtbo sun8i-h2-plus-orangepi-zero-interface-board-dtbs += \ sun8i-h2-plus-orangepi-zero.dtb sun8i-orangepi-zero-interface-board.dtbo sun8i-h3-orangepi-zero-plus2-interface-board-dtbs += \ diff --git a/arch/arm/boot/dts/allwinner/sun8i-a83t-bananapi-m3-camera-ov8865.dtso b/arch/arm/boot/dts/allwinner/sun8i-a83t-bananapi-m3-camera-ov8865.dtso new file mode 100644 index 000000000000..4340ca73bfaa --- /dev/null +++ b/arch/arm/boot/dts/allwinner/sun8i-a83t-bananapi-m3-camera-ov8865.dtso @@ -0,0 +1,101 @@ +// SPDX-License-Identifier: GPL-2.0 OR X11 +/* + * Copyright 2022 Bootlin + * Author: Kévin L'hôpital + * Author: Paul Kocialkowski + */ + +/dts-v1/; +/plugin/; + +#include +#include + +&{/} { + /* + * These regulators actually have DLDO4 tied to their EN pin, which is + * described as input supply here for lack of a better representation. + * Their actual supply is PS, which is always-on. + */ + + ov8865_avdd: ov8865-avdd { + compatible = "regulator-fixed"; + regulator-name = "ov8865-avdd"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + vin-supply = <®_dldo4>; + }; + + ov8865_dovdd: ov8865-dovdd { + compatible = "regulator-fixed"; + regulator-name = "ov8865-dovdd"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + vin-supply = <®_dldo4>; + }; + + ov8865_dvdd: ov8865-dvdd { + compatible = "regulator-fixed"; + regulator-name = "ov8865-dvdd"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + vin-supply = <®_dldo4>; + }; +}; + +&csi { + status = "okay"; +}; + +&i2c2 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_pe_pins>; + status = "okay"; + + #address-cells = <1>; + #size-cells = <0>; + + ov8865: camera@36 { + pinctrl-names = "default"; + pinctrl-0 = <&csi_mclk_pin>; + + compatible = "ovti,ov8865"; + reg = <0x36>; + + clocks = <&ccu CLK_CSI_MCLK>; + assigned-clocks = <&ccu CLK_CSI_MCLK>; + assigned-clock-parents = <&osc24M>; + assigned-clock-rates = <24000000>; + + 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 { + remote-endpoint = <&mipi_csi2_in_ov8865>; + link-frequencies = /bits/ 64 <360000000>; + data-lanes = <1 2 3 4>; + }; + }; + }; +}; + +&mipi_csi2 { + status = "okay"; +}; + +&mipi_csi2_in { + mipi_csi2_in_ov8865: endpoint { + remote-endpoint = <&ov8865_out_mipi_csi2>; + data-lanes = <1 2 3 4>; + }; +}; + +®_dldo4 { + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; +}; -- 2.54.0