From patchwork Fri Jan 21 18:18:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tim Harvey X-Patchwork-Id: 12720129 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 E1DE4C433F5 for ; Fri, 21 Jan 2022 18:19:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id: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:In-Reply-To:References: List-Owner; bh=ptNhke2pGmWb8tG/uctg7+czyXHDyeTG2LLekEZ27iE=; b=YsjvVvKTR2au8K LrkMalNe12XLoWYO6HvrKLaZj/SPrJJxiEuN7sGQjaL4ddW+voZrmCsgC/4P6wgP5PnijyvyLD9jx UHoAGO4Wl6DDo2SKJ97+xj2YQLCN0ZlRUllz91cQ/MS1Z/dIJHzU0U+mZN9u/hk2QDvAkh/rz2jfi KYPl5N6lng9EfFt587eW49NoEMhbwIHOKMt53uxA7mhWyPVkMzUjUqqYdBDDS9xXj2G49LNqxPlzc NTkToAIoKBAEF43ipyiBFquHtJNaYApqCi71JsL61BXoKCEgAoV4QyJc7fDzIlbHuoDdG8xp5gTVJ ot1poPEKJtNSNRPF3CPw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nAyUv-00FqTk-9O; Fri, 21 Jan 2022 18:18:53 +0000 Received: from finn.gateworks.com ([108.161.129.64] helo=finn.localdomain) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nAyUr-00FqSu-AC for linux-arm-kernel@lists.infradead.org; Fri, 21 Jan 2022 18:18:50 +0000 Received: from 068-189-091-139.biz.spectrum.com ([68.189.91.139] helo=tharvey.pdc.gateworks.com) by finn.localdomain with esmtp (Exim 4.93) (envelope-from ) id 1nAyUl-00A3D6-9E; Fri, 21 Jan 2022 18:18:43 +0000 From: Tim Harvey To: Rob Herring , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Tim Harvey Subject: [PATCH] arm64: dts: imx8mm-venice-gw73xx-0x: add dt overlay for imx219 rpi v2 camera Date: Fri, 21 Jan 2022 10:18:41 -0800 Message-Id: <20220121181841.13650-1-tharvey@gateworks.com> X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220121_101849_375412_65505425 X-CRM114-Status: GOOD ( 12.97 ) 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: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add support for the RaspberryPi Camera v2 which is an IMX219 8MP module: - https://datasheets.raspberrypi.com/camera/camera-v2-schematics.pdf - has its own on-board 24MHz osc so no clock required from baseboard - pin 11 enables 1.8V and 2.8V LDO which is connected to GW73xx MIPI_GPIO4 (IMX8MM GPIO1_IO1) so we use this as a gpio controlled regulator enable. Support is added via a device-tree overlay. The IMX219 supports RAW8/RAW10 image formats. Signed-off-by: Tim Harvey --- arch/arm64/boot/dts/freescale/Makefile | 1 + .../imx8mm-venice-gw73xx-0x-imx219.dts | 84 +++++++++++++++++++ 2 files changed, 85 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx-0x-imx219.dts diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 2d3489eb073d..324c1b01989a 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -47,6 +47,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs232-rts.dtbo dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs422.dtbo dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs485.dtbo dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x.dtb +dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-imx219.dtbo dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-rs232-rts.dtbo dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-rs422.dtbo dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-rs485.dtbo diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx-0x-imx219.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx-0x-imx219.dts new file mode 100644 index 000000000000..33aa9eb477a5 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx-0x-imx219.dts @@ -0,0 +1,84 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright 2022 Gateworks Corporation + */ + +#include + +#include "imx8mm-pinfunc.h" + +/dts-v1/; +/plugin/; + +&{/} { + compatible = "gw,imx8mm-gw73xx-0x", "fsl,imx8mm"; + + reg_cam: regulator-cam { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_reg_cam>; + compatible = "regulator-fixed"; + regulator-name = "reg_cam"; + gpio = <&gpio1 1 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + cam24m: cam24m { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <24000000>; + clock-output-names = "cam24m"; + }; +}; + +&csi { + status = "okay"; +}; + +&i2c3 { + #address-cells = <1>; + #size-cells = <0>; + + imx219: sensor@10 { + compatible = "sony,imx219"; + reg = <0x10>; + clocks = <&cam24m>; + VDIG-supply = <®_cam>; + + port { + /* MIPI CSI-2 bus endpoint */ + imx219_to_mipi_csi2: endpoint { + remote-endpoint = <&imx8mm_mipi_csi_in>; + clock-lanes = <0>; + data-lanes = <1 2>; + link-frequencies = /bits/ 64 <456000000>; + }; + }; + }; +}; + +&mipi_csi { + status = "okay"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + imx8mm_mipi_csi_in: endpoint { + remote-endpoint = <&imx219_to_mipi_csi2>; + data-lanes = <1 2>; + }; + }; + }; +}; + +&iomuxc { + pinctrl_reg_cam: regcamgrp { + fsl,pins = < + MX8MM_IOMUXC_GPIO1_IO01_GPIO1_IO1 0x41 + >; + }; +};