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Wed, 10 Apr 2024 16:55:26 +0000 (GMT) Received: from nasanex01b.na.qualcomm.com (nasanex01b.na.qualcomm.com [10.46.141.250]) by NASANPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 43AGtORY018505 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 10 Apr 2024 16:55:24 GMT Received: from [10.71.80.179] (10.80.80.8) by nasanex01b.na.qualcomm.com (10.46.141.250) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Wed, 10 Apr 2024 09:55:24 -0700 Message-ID: Date: Wed, 10 Apr 2024 09:55:24 -0700 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: DT Query on "New Compatible vs New Property" Content-Language: en-US To: Sudeep Holla , Srinivas Kandagatla CC: Trilok Soni , Ulf Hansson , Krzysztof Kozlowski , Manivannan Sadhasivam , , Vincent Guittot , , , , "Prasad Sodagudi (QUIC)" References: <3e8e7c8c-c14a-452c-a861-e2a07994119a@linaro.org> <487f91af-722f-44eb-a1a2-61dec586d686@quicinc.com> <0411f99d-231a-af4b-d681-7f7748361aa3@quicinc.com> <904978d8-eab4-4936-86dc-b0b1e7c40256@linaro.org> <33783999-227b-4837-9924-2fd99b210cbb@linaro.org> From: Nikunj Kela In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01b.na.qualcomm.com (10.46.141.250) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: LJAjYfHWsdGDhPsK_i9JCa9qtYg3ZEaq X-Proofpoint-GUID: LJAjYfHWsdGDhPsK_i9JCa9qtYg3ZEaq X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-04-10_04,2024-04-09_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 lowpriorityscore=0 mlxscore=0 adultscore=0 impostorscore=0 phishscore=0 bulkscore=0 priorityscore=1501 malwarescore=0 spamscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2404010003 definitions=main-2404100124 On 3/19/2024 9:13 AM, Sudeep Holla wrote: > On Tue, Mar 19, 2024 at 03:41:40PM +0000, Srinivas Kandagatla wrote: >> On 19/03/2024 15:17, Sudeep Holla wrote: >>> I am not debating on the implementation just to be clear. I accept changes >>> might be needed there. The $subject is all about DT bindings and what need >>> to be changes and for me nothing, just use existing bindings and if there >>> are issues there, let us discuss it with specifics. >>> >> How can changes to dt bindings be nothing? All the resources >> clk/regulators/resets will become optional and a new power or perf domain >> will become required for each device with firmwares that support SCMI Perf. >> > Correct, sorry to miss the point that few properties are now optional from > mandatory before. Very good point. I was so caught up with the addition of > the new "firmware controlled blah blah" property/compatible that I missed > to observe mandatory->optional as a change. Thanks for correcting me. > > -- > Regards, > Sudeep If there are no more questions on this and everyone is on the same page, I would like to conclude this thread in favor of using a new DT property 'qcom,firmware-managed-resources'.