From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 D40AF25949C; Thu, 12 Dec 2024 07:32:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733988760; cv=none; b=fcRh87e6SESjNOnwLWLyBeue/u+DncMw5GZjBe/WEDPJ/nYGH1bwl5wAB57CiQUI8eFmZgqcnPvYtEdIRbdz6V2pCLAgT+qCeOM36HmQ/aNmpDYcuexZS7oJF+yrs/XHmxYrIyLVGbBEPJ2A7NWaHXneyEMIUUVv/mcCi6qFqaE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733988760; c=relaxed/simple; bh=oDmEwOA7NnlTYU3w/OUVCU8Azx5QSIL2S65+a4MxZeg=; h=Message-ID:Date:MIME-Version:Subject:To:CC:References:From: In-Reply-To:Content-Type; b=dUAWTbo6VjEOT3apZ2s6GzOAncwc6x/ETrrU0hC6c/b2JCoKJSoGsnZAwHt/AHC88q1dJXieBQ/47XqW5+kzyBCiWnIH1zhGCv0CvCQrzey8I9Dkqdt8PUEUfCX7rlrxrpuu4+0nWIj4yNon1SNkuHrvBVAWxt9McwELY00Blxk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=oJHx7D44; arc=none smtp.client-ip=205.220.180.131 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="oJHx7D44" Received: from pps.filterd (m0279869.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4BBHD0WY028100; Thu, 12 Dec 2024 07:32:32 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= n3UoYyua5pcw40DVZlwapk0NVIYn4sDifJJJMf9sbKc=; b=oJHx7D44zrwOZrM9 J8lbtIL3LbjnfBuRJQvEMw02542Ui6+vmdFiL5i+3CrvHNM6hktHNjdw/3r3Z6le V3oDf8EkfF+esQRlPwmdrAlLY1L9LtHyxF/d4Rw/Ii6HnmGf/wuuOtzXlgaeDiut OmPrpOBJUHHbSFEIyV4lHeGoyF2jRHjmjdLbDPjXbKanlXoXvtfxy7MPwPEhxsMN z9mU/jWDinQgigWBcVmFko3EDY2Dg0RU6HMeZImN69nY1cXSBUJFim4s+CJqh/PO h39feqra+2/aKFGyXywmNKXl8SJI7Lwp9tOm5jpF1B/v2tzUoAgf2YRQYCP6FUwa 18G0TQ== Received: from nalasppmta04.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 43fd4xt484-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 12 Dec 2024 07:32:32 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA04.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4BC7WVVe019439 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 12 Dec 2024 07:32:31 GMT Received: from [10.253.8.225] (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Wed, 11 Dec 2024 23:32:26 -0800 Message-ID: <89bc05c4-dc84-4e1b-892e-87a959c72556@quicinc.com> Date: Thu, 12 Dec 2024 15:32:23 +0800 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 3/3] arm64: dts: qcom: qcs615: add pcie phy max current property To: Manivannan Sadhasivam CC: , , , , , , , , , , , , , , References: <20241204105249.3544114-1-quic_ziyuzhan@quicinc.com> <20241204105249.3544114-4-quic_ziyuzhan@quicinc.com> <20241211062645.3eut7ibjqymm6ayt@thinkpad> From: Ziyue Zhang In-Reply-To: <20241211062645.3eut7ibjqymm6ayt@thinkpad> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: EN54WgX6_ZLXk-e3PsC4QFIX0HtBGR_b X-Proofpoint-GUID: EN54WgX6_ZLXk-e3PsC4QFIX0HtBGR_b X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 priorityscore=1501 bulkscore=0 mlxlogscore=999 phishscore=0 adultscore=0 suspectscore=0 spamscore=0 mlxscore=0 impostorscore=0 clxscore=1011 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412120050 在 12/11/2024 2:26 PM, Manivannan Sadhasivam 写道: > On Wed, Dec 04, 2024 at 06:52:49PM +0800, Ziyue Zhang wrote: >> Add vdda-pll-max-microamp for vdda-pll-supply. The value of this property >> is from the power grid guide. It is the maximum current the regulator can >> provide. The property will be parsed by PCIe PHY driver to set the current >> load. >> >> Signed-off-by: Ziyue Zhang >> --- >> arch/arm64/boot/dts/qcom/qcs615-ride.dts | 1 + >> 1 file changed, 1 insertion(+) >> >> diff --git a/arch/arm64/boot/dts/qcom/qcs615-ride.dts b/arch/arm64/boot/dts/qcom/qcs615-ride.dts >> index 18f131ae9e07..6d93ef0d886b 100644 >> --- a/arch/arm64/boot/dts/qcom/qcs615-ride.dts >> +++ b/arch/arm64/boot/dts/qcom/qcs615-ride.dts >> @@ -215,6 +215,7 @@ &pcie { >> &pcie_phy { >> vdda-phy-supply = <&vreg_l5a>; >> vdda-pll-supply = <&vreg_l12a>; >> + vdda-pll-max-microamp = <165000>; >> > Min uV of this regulator is 1800000: > https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux.git/tree/arch/arm64/boot/dts/qcom/qcs615-ride.dts?h=for-next#n151 > > How can you set 165000? > > - Mani Hi Mani the 165000 cames from the power grid guide, and it is 165000uA not uV BRs Ziyue >