From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from fllvem-ot03.ext.ti.com (fllvem-ot03.ext.ti.com [198.47.19.245]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B0C091F4E2A; Fri, 31 Jan 2025 21:46:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.19.245 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738359986; cv=none; b=kXsfSK17xS2Dqlh7LsKyu4mygeO7eMUhThkKvOEjO5eJloaEMU/yfszYWuIcLeLsZBgMKSTTmBV/jxMXdYlgazikA5ghy/bcv5iwMoXkD8c/RLDophaqaVtdiCk6e9zuxlyqYZdg9xpcS5Vd6zjgljI9t7EB8VjElhU8VwOjkPA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738359986; c=relaxed/simple; bh=TULzKnOhXZeERPnF8zcWF8s/FNkechQPycUZkQl0Wro=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=sofLiPdpDSSUBJ+JO7whduQpyr8+h+arSQGvwPn0EaYp/RVQ6MAGVTQfxrCd/kxw3X0Ip4gzRrfm8RP0eLUKe9HZexxuifLW4m6VE+tNpLxcism/9hMQw18BRbmefytMKSsdwk37WpN445Ob6c2KnQTAC+DMYWKADtwN5hVvUXY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=JEBOKbxv; arc=none smtp.client-ip=198.47.19.245 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="JEBOKbxv" Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllvem-ot03.ext.ti.com (8.15.2/8.15.2) with ESMTPS id 50VLkCFw2548700 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 31 Jan 2025 15:46:12 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1738359972; bh=7jBsKq8Ng0ErXeFMtfrcInJ+bspfvOiedOU3ofFSi24=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=JEBOKbxvWHyPS9+zrK94CrX1tLp+lGRsl26lkBHYL40rH6IsEI8mX5fcqGavQlIic Fa0hpWdPq/+EdM82OSMbraNcFGiC2mTjQegBOUsv6Obi+CfPeYA4AnUsBX+DAdRCTX 1gERC03RgcLE3sLQ72xDwPpzW2ixnLvzUZtKzSiM= Received: from DLEE109.ent.ti.com (dlee109.ent.ti.com [157.170.170.41]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 50VLkCak054213 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 31 Jan 2025 15:46:12 -0600 Received: from DLEE103.ent.ti.com (157.170.170.33) by DLEE109.ent.ti.com (157.170.170.41) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Fri, 31 Jan 2025 15:46:12 -0600 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE103.ent.ti.com (157.170.170.33) 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; Fri, 31 Jan 2025 15:46:12 -0600 Received: from judy-hp.dhcp.ti.com (judy-hp.dhcp.ti.com [128.247.81.105]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 50VLkBD4082734; Fri, 31 Jan 2025 15:46:12 -0600 From: Judith Mendez To: Nishanth Menon , Vignesh Raghavendra CC: Rob Herring , Krzysztof Kozlowski , Conor Dooley , , , , Andrew Davis , Hari Nagalla , Judith Mendez Subject: [PATCH v2 7/9] arm64: dts: ti: k3-am62x-sk-common: Enable ipc with remote processors Date: Fri, 31 Jan 2025 15:46:09 -0600 Message-ID: <20250131214611.3288742-8-jm@ti.com> X-Mailer: git-send-email 2.48.0 In-Reply-To: <20250131214611.3288742-1-jm@ti.com> References: <20250131214611.3288742-1-jm@ti.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea From: Hari Nagalla 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 v1: - add patches 5-9 to enable ipc and complete device nodes --- .../arm64/boot/dts/ti/k3-am62x-sk-common.dtsi | 32 ++++++++++++++++--- 1 file changed, 27 insertions(+), 5 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi index 2f129e8cd5b9f..649b177cc19f2 100644 --- a/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62x-sk-common.dtsi @@ -48,6 +48,18 @@ ramoops@9ca00000 { pmsg-size = <0x8000>; }; + wkup_r5fss0_core0_dma_memory_region: r5f-dma-memory@9da00000 { + compatible = "shared-dma-pool"; + reg = <0x00 0x9da00000 0x00 0x00100000>; + no-map; + }; + + wkup_r5fss0_core0_memory_region: r5f-memory@9db00000 { + compatible = "shared-dma-pool"; + reg = <0x00 0x9db00000 0x00 0x00c00000>; + no-map; + }; + /* global cma region */ linux,cma { compatible = "shared-dma-pool"; @@ -80,11 +92,6 @@ secure_ddr: optee@9e800000 { no-map; }; - wkup_r5fss0_core0_dma_memory_region: r5f-dma-memory@9db00000 { - compatible = "shared-dma-pool"; - reg = <0x00 0x9db00000 0x00 0xc00000>; - no-map; - }; }; leds { @@ -478,6 +485,11 @@ mbox_m4_0: mbox-m4-0 { ti,mbox-rx = <0 0 0>; ti,mbox-tx = <1 0 0>; }; + + mbox_r5_0: mbox-r5-0 { + ti,mbox-rx = <2 0 0>; + ti,mbox-tx = <3 0 0>; + }; }; &mcu_m4fss { @@ -487,6 +499,16 @@ &mcu_m4fss { status = "okay"; }; +&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>; +}; + &usbss0 { bootph-all; status = "okay"; -- 2.48.0