From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 4FB4628FA; Mon, 18 Dec 2023 03:01:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="fqYhvevW" Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 3BI2Fr3o019478; Mon, 18 Dec 2023 03:01:11 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=Ijg50v2NRSyEcWW1uDog7pK7q6uRGdgRLOO5t2TDY5U=; b=fq YhvevW2ldbJfeZZZgTYAL9KHhnR+M729U7FmmQBIAYJ9ei4EMUn3UA6oeVZGIfrr A3+q/b/y2QWgOjxNMY4bPt8B8D+MSGgQnz3yov+z8FpdkY09Et91ptBsAL5TZnbI pUXHx0BuveB7d+sjFBXmECn4mlDbqSw2Am4gHvijM9mobVwTALQ8CmU3Ytyb/3Kq knzmOdJDqGS1Ikdzn7fmFqu8ZyExj/JiVIeGnepPz4+oz8egdN1oXzma44pqX3Z9 AaueKvquZyk5oVNcCdgcabqQAltUpFfmTVZTjwCX5XOC4Ovpn0YZc9Y5g9GCvN84 wP714JJRcle/iGzBeRuQ== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3v151fu7f6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Dec 2023 03:01:11 +0000 (GMT) Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3BI31AAA001558 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Dec 2023 03:01:10 GMT Received: from [10.253.9.247] (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 15.2.1118.40; Sun, 17 Dec 2023 19:01:05 -0800 Message-ID: <1bddd434-024c-45ff-9866-92951a3f555f@quicinc.com> Date: Mon, 18 Dec 2023 11:01:03 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v8 14/14] dt-bindings: net: ar803x: add qca8084 PHY properties Content-Language: en-US To: "Russell King (Oracle)" CC: Andrew Lunn , , , , , , , , , , , , , , , , Christian Marangi References: <20231215074005.26976-1-quic_luoj@quicinc.com> <20231215074005.26976-15-quic_luoj@quicinc.com> <60b9081c-76fa-4122-b7ae-5c3dcf7229f9@lunn.ch> <7c05b08a-bb6d-4fa1-8cee-c1051badc9d9@lunn.ch> <6abe5d6f-9d00-445f-8c81-9c89b9da3e0a@quicinc.com> From: Jie Luo In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit 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: 51ZW3ugJimD_YNNjYwMWwlsUrfy0Zysl X-Proofpoint-ORIG-GUID: 51ZW3ugJimD_YNNjYwMWwlsUrfy0Zysl X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-09_02,2023-12-07_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 suspectscore=0 mlxscore=0 mlxlogscore=999 lowpriorityscore=0 adultscore=0 bulkscore=0 impostorscore=0 malwarescore=0 clxscore=1015 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2312180021 On 12/17/2023 12:09 AM, Russell King (Oracle) wrote: > On Sat, Dec 16, 2023 at 10:41:28PM +0800, Jie Luo wrote: >> >> >> On 12/16/2023 9:51 PM, Russell King (Oracle) wrote: >>> On Sat, Dec 16, 2023 at 11:21:53AM +0100, Andrew Lunn wrote: >>>>> The following is the chip package, the chip can work on the switch mode >>>>> like the existed upstream code qca8k, where PHY1-PHY4 is connected with >>>>> MAC1-MAC4 directly; >>>> >>>> Ah, that is new information, and has a big effect on the design. >>> >>> This QCA8084 that's being proposed in these patches is not a PHY in >>> itself, but is a SoC. I came across this: >>> >>> https://www.rt-rk.com/android-tv-solution-tv-in-smartphone-pantsstb-based-on-qualcomm-soc-design/ >> >> The chip mentioned in the link you mentioned is SoC, which is not the >> chip that the qca8084 driver work for. > > So there's two chips called QCA8084 both produced by Qualcomm? I find > that hard to believe. > The SoC mentioned in the link you provided is the APQ8084 that is introduced in the link below: https://www.qualcomm.com/products/mobile/snapdragon/smartphones/snapdragon-8-series-mobile-platforms/snapdragon-processors-805 https://hwbot.org/hardware/processor/snapdragon_805_apq8084_pro__(8084_fusion_4.5)_2700mhz/ The driver here is for qca8084, which has the different prefix, and qca8084 is the Ethernet CHIP like qca8081, but qca8084 is multiple ports(quad-phy).