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Tue, 09 Jun 2026 06:48:37 -0700 (PDT) X-Received: by 2002:a05:622a:4c06:b0:517:5af6:77f9 with SMTP id d75a77b69052e-51795b3af28mr176323611cf.3.1781012917342; Tue, 09 Jun 2026 06:48:37 -0700 (PDT) Received: from [192.168.120.170] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-bf05176fd07sm1058537566b.1.2026.06.09.06.48.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 09 Jun 2026 06:48:36 -0700 (PDT) Message-ID: Date: Tue, 9 Jun 2026 15:48:34 +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 2/2] regulator: qcom-refgen: add support for the IPQ9650 SoC To: Kathiravan Thirumoorthy , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org References: <20260602-ipq9650_refgen-v1-0-55e2afa5ff64@oss.qualcomm.com> <20260602-ipq9650_refgen-v1-2-55e2afa5ff64@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260602-ipq9650_refgen-v1-2-55e2afa5ff64@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: wtrZcd8AQzZF-5gfgfGZ-hXuw5l1Fw5F X-Authority-Analysis: v=2.4 cv=EI42FVZC c=1 sm=1 tr=0 ts=6a2819b6 cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=EUspDBNiAAAA:8 a=yEnem_Jrty2UgpzKiIgA:9 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 X-Proofpoint-GUID: wtrZcd8AQzZF-5gfgfGZ-hXuw5l1Fw5F X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA5MDEzMSBTYWx0ZWRfXyRsT5q8G7KCj 1buVBvccp19yhUJhJvGCONulAUVJlSgAf3Ik7CgSCxdC2yq4c9aFx5i3dCJzd1gzXM4WFL4G9Cf bdoFfLAbXUyV8TfyBqBxqAaWBYTe9s7bGiIHbiH1KVCNTGmDlt0j4RboGVQyWSNwyv5OWzRfGfk kYUkgzeTukj8lVgc+YPPdjNIVUJE8vza2MayUDT/Z1UhyzuDddJHRdwxr1e0UXp0cZOWqsyLdxS cXE80LhvIZS3xtI0esCuDHcRoT+HQZ/alQ8HHolggLCiGwxTbHpQ2DsNnfKEDBmOAVPg5zZa3Pj +0hif9e7/PlAIdlxWF9Flm7iSc6UmLc9B7177bUqDE0+o4/1+FNCutVX+PUjd+WhHOknqDj//8S evnBy9MfoMsdJTzhwUhsqVlFYUykbqIOKIjfMFZlAHnoYUt3yb9uUd2uzFwB+eSWfa3yC1BG05m 6/dHhjXj5JlvFFegfHQ== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-09_03,2026-06-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 spamscore=0 adultscore=0 bulkscore=0 phishscore=0 suspectscore=0 malwarescore=0 priorityscore=1501 clxscore=1015 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606090131 On 6/2/26 11:22 AM, Kathiravan Thirumoorthy wrote: > IPQ9650 SoC has 2 REFGEN blocks providing the reference current to the > PCIe and USB, UNIPHY PHYs. For the other SoCs, clocks for this block is > enabled on power up but that's not the case for IPQ9650 and we have to > enable those clocks explicitly to bring up the PHYs properly. > > As per the design team, REFGEN block provides the reference current. > Hence marked the regulator type as REGULATOR_CURRENT. > > Signed-off-by: Kathiravan Thirumoorthy > --- I'm slightly confused. Is there no register programming needed? Can we at least retrieve the running state in .is_enabled() by reading some value? Konrad