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 AD07C1049509 for ; Thu, 12 Mar 2026 13:40:12 +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: Content-Type:MIME-Version:Subject:References:In-Reply-To:Message-ID:Cc:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Z4VOB6VcuTGOaol854cf9wlpyM/xzt3NDhYCz9oNnmc=; b=A4soAR24WCfN+TydQJakTnGWRF P0uaL0W+S07quQK7IqyW6tje8QtYCzWfgR7quGnjvtvyYSqYnEpXQoJEhDYNmN7hw5AibPXBTt2M+ C72d6nEqYC08vswk/+HbV1U0rVNPR4pgXetykJufbcP2HXFpUsOVBsZfNfn79e9PAEhbGzBkBuInB DT4SdK6aP0R+RICfCk6DW/K3ZSBKf3SGJyFl8cVCREiWmJUpfwZtDePjK7GAqOdaywSRMBxWqMoCU zvZ6FgnMc/qz41o9G6um9XML6dpfazhZfjBLZJsE9WnzzrjqPuoKnBmIlvQ46U58garpkPefYtJnc dnq/Zs2A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w0gGi-0000000E8oh-3AeJ; Thu, 12 Mar 2026 13:40:04 +0000 Received: from server.couthit.com ([162.240.164.96]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1w0gGg-0000000E8mr-15ps for linux-arm-kernel@lists.infradead.org; Thu, 12 Mar 2026 13:40:03 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=couthit.com ; s=default; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Subject: References:In-Reply-To:Message-ID:Cc:To:From:Date:Sender:Reply-To: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=Z4VOB6VcuTGOaol854cf9wlpyM/xzt3NDhYCz9oNnmc=; b=OyqJ/8cOf78sn4RjhQgjMKRzVQ wyql+htRjGCoc3FI1dARHaHMj2DLhgkLLM/tQ18/HsSM+B4ux65Z39hp6aj6GsFR6YvSkGnVONDJ2 B53Op/OfEMdAG5zHjkreGQe2dumI3MFp+udQeVIUnWTEcgNGvOje2qisFwux9M1qjO6MvTYW1na7C drit3zX7J9bSo6wzkmwwZP6qykNZ9CV5EDWj9EnlJwvDw3z2vWBK5V9hLI+M4VuuiUJLIb+BjP5IP YKl8AqGXm52UiVVHvPeMbIeylQ45z6UsOEYu2r7Bup7R+0EPsTxU+TKm5co2xCfhBBNShEyvmUzwp 3yQ8q1hA==; Received: from [115.246.246.98] (port=60572 helo=zimbra.couthit.local) by server.couthit.com with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.98.1) (envelope-from ) id 1w0gFw-00000005g92-0QIT; Thu, 12 Mar 2026 09:39:16 -0400 Received: from localhost (localhost [127.0.0.1]) by zimbra.couthit.local (Postfix) with ESMTP id 478FE1A82054; Thu, 12 Mar 2026 19:09:07 +0530 (IST) Received: from zimbra.couthit.local ([127.0.0.1]) by localhost (zimbra.couthit.local [127.0.0.1]) (amavis, port 10032) with ESMTP id JHwpr-2yyxUd; Thu, 12 Mar 2026 19:09:05 +0530 (IST) Received: from localhost (localhost [127.0.0.1]) by zimbra.couthit.local (Postfix) with ESMTP id C90691A82055; Thu, 12 Mar 2026 19:09:05 +0530 (IST) X-Virus-Scanned: amavis at couthit.local Received: from zimbra.couthit.local ([127.0.0.1]) by localhost (zimbra.couthit.local [127.0.0.1]) (amavis, port 10026) with ESMTP id nsO2P5nHhitS; Thu, 12 Mar 2026 19:09:05 +0530 (IST) Received: from zimbra.couthit.local (zimbra.couthit.local [10.10.10.103]) by zimbra.couthit.local (Postfix) with ESMTP id A2D041A82054; Thu, 12 Mar 2026 19:09:05 +0530 (IST) Date: Thu, 12 Mar 2026 19:09:05 +0530 (IST) From: Parvathi Pudi To: Krzysztof Kozlowski Cc: Parvathi Pudi , nm , Vignesh Raghavendra , linux , ebiggers , ardb , Kevin Hilman , arnd , kory maincent , tiwai , andreas , prabhakar mahadev-lad rj , twoerner , linux-arm-kernel , pratheesh , j-rameshbabu , praneeth , srk , rogerq , danishanwar , m-malladi , krishna , mohan , pmohan , basharath Message-ID: <540368735.642598.1773322745594.JavaMail.zimbra@couthit.local> In-Reply-To: <31a75415-43e5-4b4d-aa6e-0e58519a3d1d@oss.qualcomm.com> References: <20260307133237.743059-1-parvathi@couthit.com> <31a75415-43e5-4b4d-aa6e-0e58519a3d1d@oss.qualcomm.com> Subject: Re: [PATCH v2] arm: multi_v7_defconfig: Enable BRIDGE and DP83848_PHY for TI AM57xx, AM437x and AM335x MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Originating-IP: [10.10.10.233] X-Mailer: Zimbra 9.0.0_ZEXTRAS_20240927 (ZimbraWebClient - GC138 (Linux)/9.0.0_ZEXTRAS_20240927) Thread-Topic: multi_v7_defconfig: Enable BRIDGE and DP83848_PHY for TI AM57xx, AM437x and AM335x Thread-Index: u0OXRHxkr1RmrznGWwvkA93ybpr1RA== X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - server.couthit.com X-AntiAbuse: Original Domain - lists.infradead.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - couthit.com X-Get-Message-Sender-Via: server.couthit.com: authenticated_id: smtp@couthit.com X-Authenticated-Sender: server.couthit.com: smtp@couthit.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-20260312_064002_421045_C06B2181 X-CRM114-Status: UNSURE ( 7.03 ) X-CRM114-Notice: Please train this message. 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 Hi, > On 07/03/2026 14:32, Parvathi Pudi wrote: >> This patch enables BRIDGE and DP83848_PHY as kernel modules for AM57xx, >> AM437x and AM335x SoCs. BRIDGE is to support STP/RSTP Switch mode using > > Bridge does not look suitable for defconfig or I still miss something > here. Is it a dependency for some driver? > > In case you wonder: this is not a distro config. It is not meant to be > working for your customers... > > The PRU-ICSS sub-system available in TI AM57x/AM437x/AM335x SOCs is capable of operating as HW offloaded L2 switch (STP/RSTP) with 2 PRU ports, by using Linux switchdev. The proposed changes are required to enable "bridge" config to get the support for Linux switchdev, hardware offload features, and STP support to get a fully functional L2 offloaded switch. Thanks and Regards, Parvathi.