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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8037ddffd2sm3481865366b.33.2025.12.30.06.19.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 30 Dec 2025 06:19:23 -0800 (PST) Message-ID: <80529f8d-8db0-4b3c-b79e-8d5a3004241e@oss.qualcomm.com> Date: Tue, 30 Dec 2025 15:19:21 +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 V1 4/4] arm64: dts: qcom: hamoa-iot-evk: Enable UFS To: Pradeep Pragallapati , vkoul@kernel.org, neil.armstrong@linaro.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, martin.petersen@oracle.com, andersson@kernel.org, konradybcio@kernel.org, taniya.das@oss.qualcomm.com, dmitry.baryshkov@oss.qualcomm.com Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, nitin.rawat@oss.qualcomm.com References: <20251229060642.2807165-1-pradeep.pragallapati@oss.qualcomm.com> <20251229060642.2807165-5-pradeep.pragallapati@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjMwMDEyOCBTYWx0ZWRfX8W8gIBZ5EdpL w7wyIVfJFy3xI5BkillJKD70TlEalIf0/K+CmMhUg+oHi7Dl9sZ+koc8Ua5VbWwa2Fg2MHpYwlh /PqEaLjT2SoogLGLvfxKq+5g1v9+N7cyE1vOqF6PXc2CPzM6ZUN4lv925SKZFx42V05v8O7Cgw5 XIUhfh+nfo1/8WyVS3vqe4Dtex8uzVIOeFEEkNLoQWNrZMJQ8ezv4LzskbUbowdcaYO1R+NAOdw HXgwIpN6WLaCMgADy7aBkX9iqxtaOkhpN1IN7iW050bJJ5g1PVmbjVv8HjUQ7HwzsZlwlCiLSky ZRHC7MMxd/cXPlpBH5MZ+VbitC4utpNFIpyH/8JkoTMmvgSF/vF60ZODgCYNrBI9gJBbbPQ+VRj p/+vNaKX5NhCTJnIzEgXhuauYJyb/Ap13IzoTEV/+hYNe5fec8Xu5ky5ABdVPHzBgT8qZOEh6W1 Fk6DIeL8Wns0dceH7jQ== X-Authority-Analysis: v=2.4 cv=Wskm8Nfv c=1 sm=1 tr=0 ts=6953df6e cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=QZSmA9GrXdfeW22t9VgA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=uxP6HrT_eTzRwkO_Te1X:22 X-Proofpoint-GUID: C4m2ctNnpB3lfivsh3ijoPx2NsXxf4R- X-Proofpoint-ORIG-GUID: C4m2ctNnpB3lfivsh3ijoPx2NsXxf4R- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-30_01,2025-12-30_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 spamscore=0 lowpriorityscore=0 priorityscore=1501 impostorscore=0 clxscore=1015 adultscore=0 bulkscore=0 phishscore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2512300128 On 12/30/25 9:58 AM, Pradeep Pragallapati wrote: > > On 12/29/2025 5:47 PM, Konrad Dybcio wrote: >> On 12/29/25 7:06 AM, Pradeep P V K wrote: >>> Enable UFS for HAMOA-IOT-EVK board. >>> >>> Signed-off-by: Pradeep P V K >>> --- >> [...] >> >>> +&ufs_mem_hc { >>> +    reset-gpios = <&tlmm 238 GPIO_ACTIVE_LOW>; >>> + >>> +    vcc-supply = <&vreg_l17b_2p5>; >>> +    vcc-max-microamp = <1300000>; >> I think they should both be 1.2 A peak >> >> Konrad > This (1.3 A) is as per Hamoa power grid, which is same as SM8550. Please check again, I opened the power grid tab in the internal documentation source that shall remain nameless and it said 1200 mA for both regulators Konrad