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 4E892FF8868 for ; Tue, 28 Apr 2026 09:05:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=XYJjipLiGeFYloNgGUFs+2zvPe7aA90w0P0PeIdsfXk=; b=2VK4LtPAFjpElPVMNMOAouaRfN QM0ObWEyOcgsTwHv0Q/TY3L80j7CevIBmJoSZHXu3N4a3d1AneJfoi0dLBRAo7mE6AZ02ZbWOj5t1 G4v2oYpml1jggHUpD+216o0XMLSAgr0vl32qCUr/wUjmo396zmbSINRYAvSDYSUyQLxT1Oynp2mri AHniKceAFyjLN9+/8XZJgOYKvhoWAd3jkMxymd4ugrm9PEMhqbVHGzPJcCyJdsHV4St3ea+5Uh4B3 DZ01YlcnqskRe8uaKN5JW8AuUIFAluXvfmeT+GkYA7cpnNyRb24989884hA+fKGnlf3HH7TvplZd/ A9iUpRNg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHeOC-000000011B4-2ioT; Tue, 28 Apr 2026 09:05:56 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wHeNz-0000000111t-3MMp for linux-arm-kernel@lists.infradead.org; Tue, 28 Apr 2026 09:05:45 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 6211D20153F; Tue, 28 Apr 2026 11:05:42 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 284F8201613; Tue, 28 Apr 2026 11:05:42 +0200 (CEST) Received: from localhost.localdomain (mega.ap.freescale.net [10.192.208.232]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 15FFA1800083; Tue, 28 Apr 2026 17:05:39 +0800 (+08) From: Jiafei Pan To: andersson@kernel.org, mathieu.poirier@linaro.org, peng.fan@nxp.com, Frank.Li@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Zhiqiang.Hou@nxp.com, mingkai.hu@nxp.com, Jiafei Pan Subject: [PATCH 4/5] arm64: dts: imx93: Cortex-A Core remoteproc device node Date: Tue, 28 Apr 2026 17:08:18 +0800 Message-Id: <20260428090819.17761-5-Jiafei.Pan@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20260428090819.17761-1-Jiafei.Pan@nxp.com> References: <20260428090819.17761-1-Jiafei.Pan@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260428_020544_122186_89AD8000 X-CRM114-Status: GOOD ( 12.07 ) 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 Create device tree for i.MX93 14x14 evk and 11x11 evk, add Cortex-A Core remoteproc device nodes in these device tree. Signed-off-by: Jiafei Pan Signed-off-by: Hou Zhiqiang --- .../imx93-11x11-evk-multicore-rtos.dts | 39 +++++++++++++++++++ .../imx93-14x14-evk-multicore-rtos.dts | 39 +++++++++++++++++++ .../boot/dts/freescale/imx93-rproc-ca55.dtsi | 14 +++++++ 3 files changed, 92 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx93-11x11-evk-multicore-rtos.dts create mode 100644 arch/arm64/boot/dts/freescale/imx93-14x14-evk-multicore-rtos.dts create mode 100644 arch/arm64/boot/dts/freescale/imx93-rproc-ca55.dtsi diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk-multicore-rtos.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk-multicore-rtos.dts new file mode 100644 index 000000000000..9fb2b94b83b4 --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk-multicore-rtos.dts @@ -0,0 +1,39 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright 2023-2026 NXP + */ + +/dts-v1/; +#include "imx93-11x11-evk.dts" +#include "imx93-rproc-ca55.dtsi" + +/ { + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* + * Reserve up to 16MB for one possible RTOS instances running on + * one Cortex-A Cores when booting Linux on at least one Cortex-A Core. + */ + rtos_ca55_reserved: rtos-ca55@d0000000 { + no-map; + reg = <0 0xd0000000 0x0 0x1000000>; + }; + + /* Reserve 16MB for FreeRTOS on M33 */ + m33_reserved: m33@a5000000 { + no-map; + reg = <0 0xa5000000 0 0x1000000>; + }; + }; +}; + +&lpuart2 { + status = "disabled"; +}; + +&clk { + init-on-array = ; +}; diff --git a/arch/arm64/boot/dts/freescale/imx93-14x14-evk-multicore-rtos.dts b/arch/arm64/boot/dts/freescale/imx93-14x14-evk-multicore-rtos.dts new file mode 100644 index 000000000000..b2481bf19b4a --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx93-14x14-evk-multicore-rtos.dts @@ -0,0 +1,39 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright 2024-2026 NXP + */ + +/dts-v1/; +#include "imx93-14x14-evk.dts" +#include "imx93-rproc-ca55.dtsi" + +/ { + reserved-memory { + #address-cells = <2>; + #size-cells = <2>; + ranges; + + /* + * Reserve up to 16MB for one possible RTOS instances running on + * one Cortex-A Cores when booting Linux on at least one Cortex-A Core. + */ + rtos_ca55_reserved: rtos-ca55@d0000000 { + no-map; + reg = <0 0xd0000000 0x0 0x1000000>; + }; + + /* Reserve 16MB for FreeRTOS on M33 */ + m33_reserved: m33@a5000000 { + no-map; + reg = <0 0xa5000000 0 0x1000000>; + }; + }; +}; + +&lpuart2 { + status = "disabled"; +}; + +&clk { + init-on-array = ; +}; diff --git a/arch/arm64/boot/dts/freescale/imx93-rproc-ca55.dtsi b/arch/arm64/boot/dts/freescale/imx93-rproc-ca55.dtsi new file mode 100644 index 000000000000..9d9a60404d2b --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx93-rproc-ca55.dtsi @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright 2024-2026 NXP + */ + +/ { + ca55_1: remoteproc-ca55-1 { + compatible = "fsl,imx-rproc-psci"; + /* bitmask:0b10, assign A55 Core 1 */ + fsl,cpus-bits = <0x2>; + memory-region = <&rtos_ca55_reserved>; + }; +}; + -- 2.43.0