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[23.128.96.18]) by mx.google.com with ESMTP id a15si1475375ejv.583.2021.01.27.16.21.42; Wed, 27 Jan 2021 16:22:06 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=gZjsZ29h; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231857AbhA0T5H (ORCPT + 99 others); Wed, 27 Jan 2021 14:57:07 -0500 Received: from fllv0015.ext.ti.com ([198.47.19.141]:53798 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231367AbhA0T5F (ORCPT ); Wed, 27 Jan 2021 14:57:05 -0500 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 10RJu3Ll032949; Wed, 27 Jan 2021 13:56:03 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1611777363; bh=9TbAGQ3SS7VueTbjv88F6OHq3CLUtcuXkBHqFCcIsnw=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=gZjsZ29hox8Ic9fTYNtw7YcdrpqgosMsN6fZLgZE1OGljbbOr3qJaf6e2Fx+Joe+N Aulf869ky1dfz1niqaJaLqwziFOf860N2K9Uyk28yO50yETswVS78HliwD3u+Sqk8e i83Yw3FTE0Wp+uFWXq9U1/uZIVSj+waVVaCWQy8U= Received: from DLEE113.ent.ti.com (dlee113.ent.ti.com [157.170.170.24]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 10RJu2dh051693 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 27 Jan 2021 13:56:03 -0600 Received: from DLEE109.ent.ti.com (157.170.170.41) by DLEE113.ent.ti.com (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Wed, 27 Jan 2021 13:56:02 -0600 Received: from lelv0326.itg.ti.com (10.180.67.84) 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 15.1.1979.3 via Frontend Transport; Wed, 27 Jan 2021 13:56:02 -0600 Received: from lelv0597.itg.ti.com (lelv0597.itg.ti.com [10.181.64.32]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 10RJu2xW107661; Wed, 27 Jan 2021 13:56:02 -0600 Received: from localhost ([10.250.69.64]) by lelv0597.itg.ti.com (8.14.7/8.14.7) with ESMTP id 10RJu2i0082234; Wed, 27 Jan 2021 13:56:02 -0600 From: Suman Anna To: Jassi Brar , Rob Herring CC: , , , , Suman Anna Subject: [PATCH 1/2] dt-bindings: mailbox: omap: Update binding for AM64x SoCs Date: Wed, 27 Jan 2021 13:55:59 -0600 Message-ID: <20210127195600.23501-2-s-anna@ti.com> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210127195600.23501-1-s-anna@ti.com> References: <20210127195600.23501-1-s-anna@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Update the existing OMAP Mailbox binding to include the info for AM64x SoCs. There are some minor IP integration differences between the AM64x SoCs and the previous AM65x and J721E SoC families. Signed-off-by: Suman Anna --- .../bindings/mailbox/omap-mailbox.txt | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/Documentation/devicetree/bindings/mailbox/omap-mailbox.txt b/Documentation/devicetree/bindings/mailbox/omap-mailbox.txt index 5fe80c1c19fc..c993d1a5c14a 100644 --- a/Documentation/devicetree/bindings/mailbox/omap-mailbox.txt +++ b/Documentation/devicetree/bindings/mailbox/omap-mailbox.txt @@ -28,6 +28,9 @@ SoCs has each of these instances form a cluster and combine multiple clusters into a single IP block present within the Main NavSS. The interrupt lines from all these clusters are multiplexed and routed to different processor subsystems over a limited number of common interrupt output lines of an Interrupt Router. +The AM64x SoCS also uses a single IP block comprising of multiple clusters, +but the number of clusters are smaller, and the interrupt output lines are +connected directly to various processors. Mailbox Device Node: ==================== @@ -42,6 +45,7 @@ Required properties: "ti,omap4-mailbox" for OMAP44xx, OMAP54xx, AM33xx, AM43xx and DRA7xx SoCs "ti,am654-mailbox" for K3 AM65x and J721E SoCs + "ti,am64-mailbox" for K3 AM64x SoCs - reg: Contains the mailbox register address range (base address and length) - interrupts: Contains the interrupt information for the mailbox @@ -178,3 +182,21 @@ mailbox: mailbox@480c8000 { }; }; }; + +4. /* AM64x */ +&cbass_main { + mailbox0_cluster2: mailbox@29020000 { + compatible = "ti,am64-mailbox"; + reg = <0x00 0x29020000 0x00 0x200>; + interrupts = , + ; + #mbox-cells = <1>; + ti,mbox-num-users = <4>; + ti,mbox-num-fifos = <16>; + + mbox_main_r5fss0_core0: mbox-main-r5fss0-core0 { + ti,mbox-rx = <0 0 2>; + ti,mbox-tx = <1 0 2>; + }; + }; +}; -- 2.29.2