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 3B26EC83F09 for ; Tue, 8 Jul 2025 04:29:52 +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: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=kWtLMNetAysLYmRYa3XY3eQD60RB/+MFvSgGQYe8k8I=; b=i3WIYhBKzuKHOkGWjs+4DB78Mm QZocz6tubmFeaePaB7ixIGCpnLYxosGUhX0iihZcbvz9B4QMVzMMVT+y+Y580NjmhwvZtcOoWCKdc OXxLynaLG2M3LvYVHRy+0sqeOJ3LotNduvubWDxeusMkVjmkbXn4Wr0itmUnjt0CHtlr9HASRHmIX lJNA1iL37aN7e8iRZv8xwP12iOn0SfHeirUxYtUq7QoqNWJWgxSfXeKURrWbNJvMDlId8i7IapGZo n4v6qFovzEXMbzpdcRq+2l4+CfmiN9L+B0sQibqxgs5tjEpKp2VcZEQkc8UhGiDtVt5+Nuz/w959r 3Qolio/w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uYzxh-00000004FdX-0FZI; Tue, 08 Jul 2025 04:29:45 +0000 Received: from cpanel.siel.si ([46.19.9.99]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uYzqM-00000004Eud-3Cxs for linux-arm-kernel@lists.infradead.org; Tue, 08 Jul 2025 04:22:13 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=norik.com; s=default; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=kWtLMNetAysLYmRYa3XY3eQD60RB/+MFvSgGQYe8k8I=; b=dEJxUQekx06MVMJZTTUYXA37xl pkuF/agw4v+L4NrBxZu3pJ+SmTvyQhVdCoez7naUmj7ZqPL5zhxVLJfHK137yGXT5WKpkI2lQfyjD UlF3JtTzr403we24IPQtfXA1C8bf3fqM+CB0nYV0KnrVz75di+edg/fycaPIJlXaGQtPGcDBc6JsK FbelNOgCjI5mSUjUo/qqak3ugvcNC4ZU8qYwbiyv1/VJ6lmU0UhwCnouWdVxXR87rKRNz6HhDKkW7 ovp413W5kmPLV3B5SF0OceE6KgU420/uKe8Pv1TC+BGTsRCYtHvf1GgpcxoQNjR/F7PHM6lw+00Hd 2Ke6zG5A==; Received: from [89.212.21.243] (port=45388 helo=localhost.localdomain) by cpanel.siel.si with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96.2) (envelope-from ) id 1uYzqK-00GO9H-16; Tue, 08 Jul 2025 06:22:07 +0200 From: Primoz Fiser To: Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, upstream@lists.phytec.de Subject: [PATCH v3 1/4] arm64: dts: imx93-phycore-som: Add RPMsg overlay Date: Tue, 8 Jul 2025 06:22:03 +0200 Message-Id: <20250708042206.329208-2-primoz.fiser@norik.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250708042206.329208-1-primoz.fiser@norik.com> References: <20250708042206.329208-1-primoz.fiser@norik.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cpanel.siel.si X-AntiAbuse: Original Domain - lists.infradead.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - norik.com X-Get-Message-Sender-Via: cpanel.siel.si: authenticated_id: primoz.fiser@norik.com X-Authenticated-Sender: cpanel.siel.si: primoz.fiser@norik.com X-Source: X-Source-Args: X-Source-Dir: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250707_212211_284700_AF4A3C4C X-CRM114-Status: GOOD ( 10.24 ) 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 Add an overlay used for remote processor inter-core communication between A55 and M33 cores on the phyCORE-i.MX93 SoM based boards. Overlay adds the required reserved memory regions and enables the mailbox unit and the M33 core for RPMsg (Remote Processor Messaging Framework). Signed-off-by: Primoz Fiser Reviewed-by: Peng Fan --- Changes in v3: - fix license to match base dts - add Reviewed-by tag arch/arm64/boot/dts/freescale/Makefile | 4 ++ .../dts/freescale/imx93-phycore-rpmsg.dtso | 60 +++++++++++++++++++ 2 files changed, 64 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx93-phycore-rpmsg.dtso diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile index 0b473a23d120..08a1de299538 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -324,6 +324,10 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-14x14-evk.dtb dtb-$(CONFIG_ARCH_MXC) += imx93-kontron-bl-osm-s.dtb dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-nash.dtb dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin.dtb + +imx93-phycore-rpmsg-dtbs += imx93-phyboard-nash.dtb imx93-phyboard-segin.dtb imx93-phycore-rpmsg.dtbo +dtb-$(CONFIG_ARCH_MXC) += imx93-phycore-rpmsg.dtb + dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba91xxca.dtb dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxca.dtb dtb-$(CONFIG_ARCH_MXC) += imx93-tqma9352-mba93xxla.dtb diff --git a/arch/arm64/boot/dts/freescale/imx93-phycore-rpmsg.dtso b/arch/arm64/boot/dts/freescale/imx93-phycore-rpmsg.dtso new file mode 100644 index 000000000000..23bede7833f8 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx93-phycore-rpmsg.dtso @@ -0,0 +1,60 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (C) 2025 PHYTEC Messtechnik GmbH + * Author: Primoz Fiser + */ + +/dts-v1/; +/plugin/; + +&{/} { + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + + rsc_table: rsc-table@2021e000 { + reg = <0 0x2021e000 0 0x1000>; + no-map; + }; + + vdev0vring0: vdev0vring0@a4000000 { + reg = <0 0xa4000000 0 0x8000>; + no-map; + }; + + vdev0vring1: vdev0vring1@a4008000 { + reg = <0 0xa4008000 0 0x8000>; + no-map; + }; + + vdev1vring0: vdev1vring0@a4010000 { + reg = <0 0xa4010000 0 0x8000>; + no-map; + }; + + vdev1vring1: vdev1vring1@a4018000 { + reg = <0 0xa4018000 0 0x8000>; + no-map; + }; + + vdevbuffer: vdevbuffer@a4020000 { + compatible = "shared-dma-pool"; + reg = <0 0xa4020000 0 0x100000>; + no-map; + }; + }; +}; + +&cm33 { + mbox-names = "tx", "rx", "rxdb"; + mboxes = <&mu1 0 1>, + <&mu1 1 1>, + <&mu1 3 1>; + memory-region = <&vdevbuffer>, <&vdev0vring0>, <&vdev0vring1>, + <&vdev1vring0>, <&vdev1vring1>, <&rsc_table>; + status = "okay"; +}; + +&mu1 { + status = "okay"; +}; -- 2.34.1