From patchwork Thu Dec 16 16:34:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 12682073 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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2A4C4C433F5 for ; Thu, 16 Dec 2021 16:34:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239713AbhLPQeU (ORCPT ); Thu, 16 Dec 2021 11:34:20 -0500 Received: from relay11.mail.gandi.net ([217.70.178.231]:33249 "EHLO relay11.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239599AbhLPQeU (ORCPT ); Thu, 16 Dec 2021 11:34:20 -0500 Received: (Authenticated sender: jacopo@jmondi.org) by relay11.mail.gandi.net (Postfix) with ESMTPSA id 6FF7710000F; Thu, 16 Dec 2021 16:34:15 +0000 (UTC) From: Jacopo Mondi To: Geert Uytterhoeven , Magnus Damm , Laurent Pinchart , Kieran Bingham , =?utf-8?q?Niklas_S=C3=B6d?= =?utf-8?q?erlund?= Cc: Jacopo Mondi , linux-renesas-soc@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v8 6/7] arm64: dts: renesas: Add GMSL cameras .dtsi Date: Thu, 16 Dec 2021 17:34:38 +0100 Message-Id: <20211216163439.139579-7-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.33.1 In-Reply-To: <20211216163439.139579-1-jacopo+renesas@jmondi.org> References: <20211216163439.139579-1-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 and Condor boards that allow to connect GMSL camera modules such as IMI RDACM20 and RDACM21. Signed-off-by: Kieran Bingham Signed-off-by: Jacopo Mondi Reviewed-by: Laurent Pinchart --- arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi | 332 ++++++++++++++++++ 1 file changed, 332 insertions(+) create mode 100644 arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi diff --git a/arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi b/arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi new file mode 100644 index 000000000000..d45f072f8cdf --- /dev/null +++ b/arch/arm64/boot/dts/renesas/gmsl-cameras.dtsi @@ -0,0 +1,332 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2017 Ideas on Board + * Copyright (C) 2021 Jacopo Mondi + * + * Device Tree Source (overlay) that describes GMSL camera connected to + * Fakra connectors for the Eagle V3M and Condor V3H (and compatible) boards. + * + * The following cameras are currently supported: RDACM20 and RDACM21. + * + * The board .dts file that include this has to select which cameras are in use + * by specifying the camera model with: + * + * #define GMSL_CAMERA_RDACM20 + * or + * #define GMSL_CAMERA_RDACM21 + * + * And which cameras are connected to the board by defining: + * for GMSL channel 0: + * #define GMSL_CAMERA_0 + * #define GMSL_CAMERA_1 + * #define GMSL_CAMERA_2 + * #define GMSL_CAMERA_3 + * + * for GMSL channel 1: + * #define GMSL_CAMERA_4 + * #define GMSL_CAMERA_5 + * #define GMSL_CAMERA_6 + * #define GMSL_CAMERA_7 + */ + +#include + +/* Validate the board file settings. */ +#if !defined(GMSL_CAMERA_RDACM20) && !defined(GMSL_CAMERA_RDACM21) +#error "Camera model should be defined by the board file" +#endif + +#if defined(GMSL_CAMERA_RDACM20) && defined(GMSL_CAMERA_RDACM21) +#error "A single camera model should be selected" +#endif + +#if !defined(GMSL_CAMERA_0) && !defined(GMSL_CAMERA_1) && \ + !defined(GMSL_CAMERA_2) && !defined(GMSL_CAMERA_3) && \ + !defined(GMSL_CAMERA_4) && !defined(GMSL_CAMERA_5) && \ + !defined(GMSL_CAMERA_6) && !defined(GMSL_CAMERA_7) +#error "At least one camera should be selected" +#endif + +/* Deduce from the enabled cameras which GMSL channels are active. */ +#if defined(GMSL_CAMERA_0) || defined(GMSL_CAMERA_1) || \ + defined(GMSL_CAMERA_2) || defined(GMSL_CAMERA_3) +#define GMSL_0 +#endif + +#if defined(GMSL_CAMERA_4) || defined(GMSL_CAMERA_5) || \ + defined(GMSL_CAMERA_6) || defined(GMSL_CAMERA_7) +#define GMSL_1 +#endif + +/* Deduce the camera model compatible string. */ +#if defined(GMSL_CAMERA_RDACM20) +#define GMSL_CAMERA_MODEL "imi,rdacm20" +#elif defined(GMSL_CAMERA_RDACM21) +#define GMSL_CAMERA_MODEL "imi,rdacm21" +#endif + +#ifdef GMSL_0 +&vin0 { + status = "okay"; +}; + +&vin1 { + status = "okay"; +}; + +&vin2 { + status = "okay"; +}; + +&vin3 { + status = "okay"; +}; + +&gmsl0 { + status = "okay"; + +#if defined(GMSL_CAMERA_RDACM21) + maxim,reverse-channel-microvolt = <100000>; +#endif + + ports { +#ifdef GMSL_CAMERA_0 + port@0 { + max9286_in0: endpoint { + remote-endpoint = <&fakra_con0>; + }; + }; +#endif + +#ifdef GMSL_CAMERA_1 + port@1 { + max9286_in1: endpoint{ + remote-endpoint = <&fakra_con1>; + }; + + }; +#endif + +#ifdef GMSL_CAMERA_2 + port@2 { + max9286_in2: endpoint { + remote-endpoint = <&fakra_con2>; + }; + + }; +#endif + +#ifdef GMSL_CAMERA_3 + port@3 { + max9286_in3: endpoint { + remote-endpoint = <&fakra_con3>; + }; + + }; +#endif + }; + + i2c-mux { +#ifdef GMSL_CAMERA_0 + i2c@0 { + status = "okay"; + + camera@51 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x51>, <0x61>; + + port { + fakra_con0: endpoint { + remote-endpoint = <&max9286_in0>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_1 + i2c@1 { + status = "okay"; + + camera@52 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x52>, <0x62>; + + port { + fakra_con1: endpoint { + remote-endpoint = <&max9286_in1>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_2 + i2c@2 { + status = "okay"; + + camera@53 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x53>, <0x63>; + + port { + fakra_con2: endpoint { + remote-endpoint = <&max9286_in2>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_3 + i2c@3 { + status = "okay"; + + camera@54 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x54>, <0x64>; + + port { + fakra_con3: endpoint { + remote-endpoint = <&max9286_in3>; + }; + }; + }; + }; +#endif + }; +}; +#endif /* ifdef GMSL_0 */ + +#ifdef GMSL_1 +&vin4 { + status = "okay"; +}; + +&vin5 { + status = "okay"; +}; + +&vin6 { + status = "okay"; +}; + +&vin7 { + status = "okay"; +}; + +&gmsl1 { + status = "okay"; + +#if defined(GMSL_CAMERA_RDACM21) + maxim,reverse-channel-microvolt = <100000>; +#endif + + ports { +#ifdef GMSL_CAMERA_4 + port@0 { + max9286_in4: endpoint { + remote-endpoint = <&fakra_con4>; + }; + }; +#endif + +#ifdef GMSL_CAMERA_5 + port@1 { + max9286_in5: endpoint{ + remote-endpoint = <&fakra_con5>; + }; + + }; +#endif + +#ifdef GMSL_CAMERA_6 + port@2 { + max9286_in6: endpoint { + remote-endpoint = <&fakra_con6>; + }; + + }; +#endif + +#ifdef GMSL_CAMERA_7 + port@3 { + max9286_in7: endpoint { + remote-endpoint = <&fakra_con7>; + }; + + }; +#endif + }; + + i2c-mux { +#ifdef GMSL_CAMERA_4 + i2c@0 { + status = "okay"; + + camera@55 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x55>, <0x65>; + + port { + fakra_con4: endpoint { + remote-endpoint = <&max9286_in4>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_5 + i2c@1 { + status = "okay"; + + camera@56 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x56>, <0x66>; + + port { + fakra_con5: endpoint { + remote-endpoint = <&max9286_in5>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_6 + i2c@2 { + status = "okay"; + + camera@57 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x57>, <0x67>; + + port { + fakra_con6: endpoint { + remote-endpoint = <&max9286_in6>; + }; + }; + }; + }; +#endif + +#ifdef GMSL_CAMERA_7 + i2c@3 { + status = "okay"; + + camera@58 { + compatible = GMSL_CAMERA_MODEL; + reg = <0x58>, <0x68>; + + port { + fakra_con7: endpoint { + remote-endpoint = <&max9286_in7>; + }; + }; + }; + }; +#endif + }; +}; +#endif /* ifdef GMSL_1 */