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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5e5992d29e3sm486357a12.31.2025.03.04.09.07.32 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 04 Mar 2025 09:07:33 -0800 (PST) Message-ID: Date: Tue, 4 Mar 2025 18:07:32 +0100 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 0/8] arm64: dts: qcom: x1e: mark l12b and l15b always-on To: Johan Hovold , Bjorn Andersson , Konrad Dybcio Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250227081357.25971-1-johan+linaro@kernel.org> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250227081357.25971-1-johan+linaro@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: MBxpW1rDNGOJh1Ih11EjoOrAiGS4pbQF X-Authority-Analysis: v=2.4 cv=KfMosRYD c=1 sm=1 tr=0 ts=67c73359 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Vs1iUdzkB0EA:10 a=EUspDBNiAAAA:8 a=Gm5MeFswuaCjAzcAFrcA:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 X-Proofpoint-ORIG-GUID: MBxpW1rDNGOJh1Ih11EjoOrAiGS4pbQF X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1093,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-03-04_07,2025-03-03_04,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 lowpriorityscore=0 spamscore=0 suspectscore=0 phishscore=0 malwarescore=0 clxscore=1015 priorityscore=1501 impostorscore=0 mlxlogscore=708 adultscore=0 bulkscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.19.0-2502100000 definitions=main-2503040136 On 27.02.2025 9:13 AM, Johan Hovold wrote: > The l12b and l15b supplies are used by components that are not (fully) > described (and some never will be) and must never be disabled. > > Mark the regulators as always-on to prevent them from being disabled, > for example, when consumers probe defer or suspend. > > Note that there are likely votes from other processors for these rpmh > regulators (at least for l15b) but the OS should not rely on that in any > case. > > Included is also a patch that adds the missing HID supplies for the > T14s. It was a corresponding change for the CRD that made me look into > this to make sure these supplies were not disabled during suspend or on > probe deferrals. > > Johan This looks good, too bad SL7 was left out :( I'll take care of that myself Reviewed-by: Konrad Dybcio Konrad