From patchwork Wed Apr 14 13:51:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 12202945 X-Patchwork-Delegate: geert@linux-m68k.org 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 D0BDBC43603 for ; Wed, 14 Apr 2021 13:51:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B483261164 for ; Wed, 14 Apr 2021 13:51:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351473AbhDNNvc (ORCPT ); Wed, 14 Apr 2021 09:51:32 -0400 Received: from relay3-d.mail.gandi.net ([217.70.183.195]:35513 "EHLO relay3-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351670AbhDNNv3 (ORCPT ); Wed, 14 Apr 2021 09:51:29 -0400 X-Originating-IP: 93.61.96.190 Received: from uno.LocalDomain (93-61-96-190.ip145.fastwebnet.it [93.61.96.190]) (Authenticated sender: jacopo@jmondi.org) by relay3-d.mail.gandi.net (Postfix) with ESMTPSA id 5C5736000C; Wed, 14 Apr 2021 13:51:05 +0000 (UTC) From: Jacopo Mondi To: Geert Uytterhoeven , Magnus Damm , Laurent Pinchart , Kieran Bingham , Rob Herring Cc: Jacopo Mondi , linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 4/5] arm64: dts: renesas: eagle: Add GMSL .dtsi Date: Wed, 14 Apr 2021 15:51:27 +0200 Message-Id: <20210414135128.180980-5-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210414135128.180980-1-jacopo+renesas@jmondi.org> References: <20210414135128.180980-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org From: Kieran Bingham Describe the FAKRA connector available on Eagle board that allows connecting GMSL camera modules such as IMI RDACM20 and RDACM21. Signed-off-by: Kieran Bingham Signed-off-by: Jacopo Mondi --- arch/arm64/boot/dts/renesas/eagle-gmsl.dtsi | 186 ++++++++++++++++++++ 1 file changed, 186 insertions(+) create mode 100644 arch/arm64/boot/dts/renesas/eagle-gmsl.dtsi diff --git a/arch/arm64/boot/dts/renesas/eagle-gmsl.dtsi b/arch/arm64/boot/dts/renesas/eagle-gmsl.dtsi new file mode 100644 index 000000000000..1836bca1e8b2 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/eagle-gmsl.dtsi @@ -0,0 +1,186 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Device Tree Source (overlay) for the Eagle V3M GMSL connectors + * + * Copyright (C) 2017 Ideas on Board + * Copyright (C) 2021 Jacopo Mondi + * + * This overlay allows you to define GMSL cameras connected to the FAKRA + * connectors on the Eagle-V3M (or compatible) board. + * + * The following cameras are currently supported: + * "imi,rdacm20" + * "imi,rdacm21" + */ + +#include + +/* + * Select which cameras are in use: + * #define EAGLE_CAMERA0_RDACM20 + * #define EAGLE_CAMERA0_RDACM21 + * + * The two camera modules are configured with different image formats + * and cannot be mixed. + */ +#define EAGLE_CAMERA0_RDACM21 +#define EAGLE_CAMERA1_RDACM21 +#define EAGLE_CAMERA2_RDACM21 +#define EAGLE_CAMERA3_RDACM21 + +/* Set the compatible string based on the camera model. */ +#if defined(EAGLE_CAMERA0_RDACM21) || defined(EAGLE_CAMERA1_RDACM21) || \ + defined(EAGLE_CAMERA2_RDACM21) || defined(EAGLE_CAMERA3_RDACM21) +#define EAGLE_CAMERA_MODEL "imi,rdacm21" +#define EAGLE_USE_RDACM21 +#elif defined(EAGLE_CAMERA0_RDACM20) || defined(EAGLE_CAMERA1_RDACM20) || \ + defined(EAGLE_CAMERA2_RDACM20) || defined(EAGLE_CAMERA3_RDACM20) +#define EAGLE_CAMERA_MODEL "imi,rdacm20" +#define EAGLE_USE_RDACM20 +#endif + +/* Define which cameras are available. */ +#if defined(EAGLE_CAMERA0_RDACM21) || defined(EAGLE_CAMERA0_RDACM20) +#define EAGLE_USE_CAMERA_0 +#endif + +#if defined(EAGLE_CAMERA1_RDACM21) || defined(EAGLE_CAMERA1_RDACM20) +#define EAGLE_USE_CAMERA_1 +#endif + +#if defined(EAGLE_CAMERA2_RDACM21) || defined(EAGLE_CAMERA2_RDACM20) +#define EAGLE_USE_CAMERA_2 +#endif + +#if defined(EAGLE_CAMERA3_RDACM21) || defined(EAGLE_CAMERA3_RDACM20) +#define EAGLE_USE_CAMERA_3 +#endif + +/* Define the endpoint links. */ +#ifdef EAGLE_USE_CAMERA_0 +&max9286_in0 { + remote-endpoint = <&fakra_con0>; +}; +#endif + +#ifdef EAGLE_USE_CAMERA_1 +&max9286_in1 { + remote-endpoint = <&fakra_con1>; +}; +#endif + +#ifdef EAGLE_USE_CAMERA_2 +&max9286_in2 { + remote-endpoint = <&fakra_con2>; +}; +#endif + +#ifdef EAGLE_USE_CAMERA_3 +&max9286_in3 { + remote-endpoint = <&fakra_con3>; +}; +#endif + +/* Populate the GMSL i2c-mux bus with camera nodes. */ +#if defined(EAGLE_USE_RDACM21) || defined(EAGLE_USE_RDACM20) + +#ifdef EAGLE_USE_CAMERA_0 +&vin0 { + status = "okay"; +}; +#endif + +#ifdef EAGLE_USE_CAMERA_1 +&vin1 { + status = "okay"; +}; +#endif + +#ifdef EAGLE_USE_CAMERA_2 +&vin2 { + status = "okay"; +}; +#endif + +#ifdef EAGLE_USE_CAMERA_3 +&vin3 { + status = "okay"; +}; +#endif + +&gmsl { + + status = "okay"; + maxim,reverse-channel-microvolt = <100000>; + + i2c-mux { +#ifdef EAGLE_USE_CAMERA_0 + i2c@0 { + status = "okay"; + + camera@51 { + compatible = EAGLE_CAMERA_MODEL; + reg = <0x51>, <0x61>; + + port { + fakra_con0: endpoint { + remote-endpoint = <&max9286_in0>; + }; + }; + }; + }; +#endif + +#ifdef EAGLE_USE_CAMERA_1 + i2c@1 { + status = "okay"; + + camera@52 { + compatible = EAGLE_CAMERA_MODEL; + reg = <0x52>, <0x62>; + + port { + fakra_con1: endpoint { + remote-endpoint = <&max9286_in1>; + }; + }; + }; + }; +#endif + +#ifdef EAGLE_USE_CAMERA_2 + i2c@2 { + status = "okay"; + + camera@53 { + compatible = EAGLE_CAMERA_MODEL; + reg = <0x53>, <0x63>; + + port { + fakra_con2: endpoint { + remote-endpoint = <&max9286_in2>; + }; + }; + }; + }; +#endif + +#ifdef EAGLE_USE_CAMERA_3 + i2c@3 { + status = "okay"; + + camera@54 { + compatible = EAGLE_CAMERA_MODEL; + reg = <0x54>, <0x64>; + + port { + fakra_con3: endpoint { + remote-endpoint = <&max9286_in3>; + }; + }; + }; + }; +#endif + }; +}; +#endif