From patchwork Tue Feb 4 01:16:38 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Judith Mendez X-Patchwork-Id: 13958502 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 34643C02192 for ; Tue, 4 Feb 2025 01:25:10 +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-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: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:List-Owner; bh=6OuPb8eavdaZDZVRGErcGqjB169Xqanz6yv40s9FmPQ=; b=2R5EIFeRXkMcy2JtIxv7f9k0Dh UOLqal8rCnZVXNM0Z/6rSq8lpG64jDrK9E3eKC5VAvpGeTz4Ez6xuWVxqz9zsn4/LulZP5lwfr9iK 00hK/864cv1UHywqvCoCuqUVa7ncLDgGRyWRRJP7QSdh+rICUS3Vtof/NYcF+L9aAc5kwsj+nEl7Q 82Fuxg+02851qoHzlICgOqYXypS6e/2PDMK9P9t3D7eihuI10gaRjGzcg6NktPn07TD32WrUiA1yW RuiOsIV+ui9UZJsk4iuMyrZjvzgBn6aTUWDuKp+EGJA8owUUAlgdPMbbvdSgukxL2dpDs5Pr0Hvzm tZI5/OhQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tf7gU-0000000H3Kx-0511; Tue, 04 Feb 2025 01:25:02 +0000 Received: from lelvem-ot02.ext.ti.com ([198.47.23.235]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tf7YV-0000000H1Xs-435g for linux-arm-kernel@lists.infradead.org; Tue, 04 Feb 2025 01:16:49 +0000 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelvem-ot02.ext.ti.com (8.15.2/8.15.2) with ESMTPS id 5141GgrW2302344 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 3 Feb 2025 19:16:42 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1738631802; bh=6OuPb8eavdaZDZVRGErcGqjB169Xqanz6yv40s9FmPQ=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=AfgobyxzKubOrEz88smUX0TlnoF9z/f446HsX3GsL3RPltLijA7wCR07wCH8ch58I ql4qcsCjDW0ZVlfstpoKOyPHw8y2QaALt9DZhfDNkCAbJXHvFqKh4bsC3sjoYBco98 tDnLi7k72oFwBReo+JIyBufiSXsTlIXPZWOOboKU= Received: from DFLE102.ent.ti.com (dfle102.ent.ti.com [10.64.6.23]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 5141Ggp3127307 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 3 Feb 2025 19:16:42 -0600 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE102.ent.ti.com (10.64.6.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 3 Feb 2025 19:16:42 -0600 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 3 Feb 2025 19:16:42 -0600 Received: from judy-hp.dhcp.ti.com (judy-hp.dhcp.ti.com [128.247.81.105]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 5141GfAU024451; Mon, 3 Feb 2025 19:16:42 -0600 From: Judith Mendez To: Nishanth Menon , Vignesh Raghavendra CC: Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , , , , Andrew Davis , Hari Nagalla Subject: [PATCH v3 6/9] arm64: dts: ti: k3-am62p5-sk: Enable IPC with remote processors Date: Mon, 3 Feb 2025 19:16:38 -0600 Message-ID: <20250204011641.1523561-7-jm@ti.com> X-Mailer: git-send-email 2.48.0 In-Reply-To: <20250204011641.1523561-1-jm@ti.com> References: <20250204011641.1523561-1-jm@ti.com> MIME-Version: 1.0 X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250203_171648_109069_1BBCDC53 X-CRM114-Status: GOOD ( 12.32 ) 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 From: Devarsh Thakkar For each remote proc, reserve memory for IPC and bind the mailbox assignments. Two memory regions are reserved for each remote processor. The first region of 1MB of memory is used for Vring shared buffers and the second region is used as external memory to the remote processor for the resource table and for tracebuffer allocations. Signed-off-by: Devarsh Thakkar Signed-off-by: Hari Nagalla Signed-off-by: Judith Mendez --- Changes since v2: - Fix memory carvout sizes, remove leading zeros - Reorder memory carveouts according to memory location - Fix whitespace issues - Fix commit headers, capitalize IPC --- arch/arm64/boot/dts/ti/k3-am62p5-sk.dts | 50 ++++++++++++++++++++++--- 1 file changed, 44 insertions(+), 6 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts index ad71d2f27f538..9609727d042d3 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts @@ -48,6 +48,30 @@ reserved-memory { #size-cells = <2>; ranges; + mcu_r5fss0_core0_dma_memory_region: mcu-r5fss-dma-memory-region@9b800000 { + compatible = "shared-dma-pool"; + reg = <0x00 0x9b800000 0x00 0x100000>; + no-map; + }; + + mcu_r5fss0_core0_memory_region: mcu-r5fss-memory-region@9b900000 { + compatible = "shared-dma-pool"; + reg = <0x00 0x9b900000 0x00 0xf00000>; + no-map; + }; + + wkup_r5fss0_core0_dma_memory_region: r5f-dma-memory@9c800000 { + compatible = "shared-dma-pool"; + reg = <0x00 0x9c800000 0x00 0x100000>; + no-map; + }; + + wkup_r5fss0_core0_memory_region: r5f-memory@9c900000 { + compatible = "shared-dma-pool"; + reg = <0x00 0x9c900000 0x00 0x1e00000>; + no-map; + }; + secure_tfa_ddr: tfa@9e780000 { reg = <0x00 0x9e780000 0x00 0x80000>; no-map; @@ -57,12 +81,6 @@ secure_ddr: optee@9e800000 { reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */ no-map; }; - - wkup_r5fss0_core0_memory_region: r5f-dma-memory@9c900000 { - compatible = "shared-dma-pool"; - reg = <0x00 0x9c900000 0x00 0x01e00000>; - no-map; - }; }; vmain_pd: regulator-0 { @@ -638,6 +656,26 @@ mbox_mcu_r5_0: mbox-mcu-r5-0 { }; }; +&wkup_r5fss0 { + status = "okay"; +}; + +&wkup_r5fss0_core0 { + mboxes = <&mailbox0_cluster0 &mbox_r5_0>; + memory-region = <&wkup_r5fss0_core0_dma_memory_region>, + <&wkup_r5fss0_core0_memory_region>; +}; + +&mcu_r5fss0 { + status = "okay"; +}; + +&mcu_r5fss0_core0 { + mboxes = <&mailbox0_cluster1 &mbox_mcu_r5_0>; + memory-region = <&mcu_r5fss0_core0_dma_memory_region>, + <&mcu_r5fss0_core0_memory_region>; +}; + &main_uart0 { pinctrl-names = "default"; pinctrl-0 = <&main_uart0_pins_default>;