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[2620:137:e000::1:20]) by mx.google.com with ESMTP id t19-20020a170902e1d300b001b06707ac12si10684595pla.49.2023.06.30.07.10.25; Fri, 30 Jun 2023 07:10:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@lunn.ch header.s=20171124 header.b=G1q+UquI; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=lunn.ch Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230462AbjF3NWF (ORCPT + 99 others); Fri, 30 Jun 2023 09:22:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46962 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232559AbjF3NWD (ORCPT ); Fri, 30 Jun 2023 09:22:03 -0400 Received: from vps0.lunn.ch (vps0.lunn.ch [156.67.10.101]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BADA23A98; Fri, 30 Jun 2023 06:21:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Disposition:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject: Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Content-Disposition:In-Reply-To:References; bh=n0WqcGKVVTD9bO1ZsGFYOwnTXL/ZDC/uZem6waEIMg8=; b=G1q+UquIvwUlIMdH6wJvTNuFwm l1v5ecZihhJB7Bj34rZHYYrdLPXvTv9hnXztkVexafa3nlGImS26ALNpBSsmJ0beOjgu6F9oZengV NmnUlwkEZGFV5m0ATjkozKQR5qayAr4WBU0XbWUxD+kMjtvMzIxKCol6g/j6RFtTwLMg=; Received: from andrew by vps0.lunn.ch with local (Exim 4.94.2) (envelope-from ) id 1qFE4L-000J54-5P; Fri, 30 Jun 2023 15:21:49 +0200 Date: Fri, 30 Jun 2023 15:21:49 +0200 From: Andrew Lunn To: Jie Luo Cc: hkallweit1@gmail.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux@armlinux.org.uk, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 3/3] net: phy: at803x: add qca8081 fifo reset on the link down Message-ID: <924ebd8b-2e1f-4060-8c66-4f4746e88696@lunn.ch> References: <20230629034846.30600-1-quic_luoj@quicinc.com> <20230629034846.30600-4-quic_luoj@quicinc.com> <0f3990de-7c72-99d8-5a93-3b7eaa066e49@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0f3990de-7c72-99d8-5a93-3b7eaa066e49@quicinc.com> X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > SERDES device is the block converts data between serial data and parallel > interfaces in each direction, which is the SGMII interface in qca8081 PHY, > it's address is always the PHY address added by 1 in qca8081 PHY. What other registers does this block have? What behaviour can be configured? Does it have any support for Clause 73? Is there an open datasheet for it? Andrew