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Wed, 02 Sep 2026 01:53:56 -0700 (PDT) X-Received: by 2002:ac8:7fc1:0:b0:52d:9db2:7924 with SMTP id d75a77b69052e-53036b81bb1mr17655961cf.1.1788339232055; Wed, 02 Sep 2026 01:53:52 -0700 (PDT) Received: from [192.168.202.12] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6a67f942fe4sm715364a12.25.2026.09.02.01.53.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 02 Sep 2026 01:53:51 -0700 (PDT) Message-ID: <857bdc72-fa8f-4dc5-ab9a-16ecf2903a24@oss.qualcomm.com> Date: Wed, 2 Sep 2026 10:53:48 +0200 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 4/4] arm64: dts: qcom: sm7225-fairphone-fp4: Add parent supply for regulators To: Luca Weiss , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, Krzysztof Kozlowski , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20260901-fp4-regulator-supply-v1-0-68288ab70aee@fairphone.com> <20260901-fp4-regulator-supply-v1-4-68288ab70aee@fairphone.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260901-fp4-regulator-supply-v1-4-68288ab70aee@fairphone.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=T968ifKQ c=1 sm=1 tr=0 ts=6a97e425 cx=c_pps a=EVbN6Ke/fEF3bsl7X48z0g==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=fBQ15DjUyzdVHG486VYA:9 a=QEXdDO2ut3YA:10 a=a_PwQJl-kcHnX1M80qC6:22 X-Proofpoint-ORIG-GUID: PP2m1JzhKcBFoypnYZCYiB0PLZSUfAv1 X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAyMDA3OCBTYWx0ZWRfXyegALJai+ngZ sWNOZ6gzuOYyErpGCVp3bezp456liyB/27ZMDuu5iJ6Wa9d3MnldCC1beqSOKakV4TCoNY1ks2z 4gU7IG7jRjD5DsgadvNrm850vjsM/lE= X-Proofpoint-GUID: PP2m1JzhKcBFoypnYZCYiB0PLZSUfAv1 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAyMDA3OCBTYWx0ZWRfX0CXGiLprllGo lpb4YfeGiCeR0IkEI5xDNnV4jjlQiTD/Qxo+sxU8CEkfHO8/a8bFJmv95B9Yrorcy8ooXsElFgT lUTRWoo6V0VF93WTMS4LtrB1c0WvWBhcYy6EDEOKdfWOcGx4aTJz5tuGPv6q0RK2YDdefJ3ejc9 M2pXiSD59gpV9lU6htgp0aFBr1hlFkadeem9eyYdsr9oqCxMP8+GK2r6YbfNfZGUcTi0R6Mu58j iArOGaBQyNGeZkXACDObDRZTNUpzUcpecvaFoSbpCvpHAeJ3fixFs29oelr9XOAhYJVb/yh1svT FkaIB+bRFA7L5P7ljLHLxkv7f7ITQPsQU5gpsapS87o2GsOcPJcL6FgQHEy+4e4DwJzbrB4dvaQ +uHQvnSG+NW5F/NJWszT7nm0p1XBjc+73UzsTUDHgL7Xb6z4tCAJe0elRUnj9KJTMWJhaPSIWyr z7Zjy/hcU0uOT7FfPLA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-02_01,2026-09-01_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 clxscore=1015 phishscore=0 priorityscore=1501 impostorscore=0 bulkscore=0 spamscore=0 malwarescore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609020078 On 9/1/26 10:58 AM, Luca Weiss wrote: > Add the vdd-*-supply properties to the rpmh-regulators nodes, so that > the parent regulators can be enabled when needed. > > The regulators s4a and s6a are a bit special. They feed back into > PM6350, but are not modelled as regulators (or anything else?), so they > also can't be added as vdd-*-supply. It would seem to be possible to add > them with their "Default on booting voltage" from the PM6350 Data Sheet > in the dts, but I'm not sure this is desired. Yeah they seem to be strictly intended as being part of the internal PMIC power grid. Reviewed-by: Konrad Dybcio Konrad