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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 26334C3DA41 for ; Sat, 1 Jul 2023 15:45:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229754AbjGAPpF (ORCPT ); Sat, 1 Jul 2023 11:45:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45882 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229530AbjGAPpE (ORCPT ); Sat, 1 Jul 2023 11:45:04 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8C6242686; Sat, 1 Jul 2023 08:45:03 -0700 (PDT) Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 361FgEAi015314; Sat, 1 Jul 2023 15:44:53 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=qcppdkim1; bh=h/XryedWCGvhLgCpbQHnyuG4JAfrMRU14lrm6sbrl0c=; b=Eb4nAKUmAMYLNBw8VRE1mV8AO6xxmTDSrz1SgAtpAclvk9ugwt0sDGQhJJ4F9zzSvQ2G otVLYf3ZE/k1ijHhtFo7vh1h4gO8Ux5HkxeC0fVa/GM74NXY97a0/rBoDBv7Bm+TR4uS WsHma16V5BT9/HJofqIApO+bX42jpgR2ewgFVXdNQJ6xSoQrQ4vmoErmX43pMas8GITJ QqtDN4pQms1ABEMpf7+lKEz6MgYO17FTlRtbCdSmDq/XT24h/KrwSwY7Deb2uHCbT1qD tCEUj9JB3E5LnuWRczB1LG7nL8dxp+0EGhqanDpUmJSGn19RiXqTADmF42ZoIRAePt6b QA== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3rj9umh5kf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 01 Jul 2023 15:44:52 +0000 Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 361FiqBN029610 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 1 Jul 2023 15:44:52 GMT Received: from [10.253.13.42] (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.7; Sat, 1 Jul 2023 08:44:46 -0700 Message-ID: <49f8ca40-e079-ad00-256e-08a61ffced22@quicinc.com> Date: Sat, 1 Jul 2023 23:44:34 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 Subject: Re: [PATCH 3/3] net: phy: at803x: add qca8081 fifo reset on the link down Content-Language: en-US To: Andrew Lunn CC: , , , , , , , References: <20230629034846.30600-1-quic_luoj@quicinc.com> <20230629034846.30600-4-quic_luoj@quicinc.com> <0f3990de-7c72-99d8-5a93-3b7eaa066e49@quicinc.com> <924ebd8b-2e1f-4060-8c66-4f4746e88696@lunn.ch> <7144731c-f4ae-99b6-d32a-1d0e39bc9ee7@quicinc.com> From: Jie Luo In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: hnzGu5DvQj1kn3Mc_mXq6crkiUPKWeeR X-Proofpoint-ORIG-GUID: hnzGu5DvQj1kn3Mc_mXq6crkiUPKWeeR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-01_12,2023-06-30_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 priorityscore=1501 clxscore=1015 bulkscore=0 phishscore=0 malwarescore=0 mlxlogscore=474 adultscore=0 mlxscore=0 impostorscore=0 suspectscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2305260000 definitions=main-2307010151 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/1/2023 10:34 PM, Andrew Lunn wrote: >> Hi Andrew, >> This block includes MII and MMD1 registers, which mainly configure the PLL >> clocks, reset and calibration of the interface sgmii, there is no related >> Clause 73 control register in this block. > > O.K. What does it have in the MII ID registers? Does Linux think it is > a PHY and instantiating an generic PHY driver for it? > > Andrew Hi Andrew, it is the PLL related registers, there is no PHY ID existed in MII register 2, 3 of this block, so it can't be instantiated as the generic PHY device.