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Mon, 06 Jul 2026 05:50:48 -0700 (PDT) X-Received: by 2002:a05:622a:38f:b0:51a:8c9b:6494 with SMTP id d75a77b69052e-51c4beeb5e0mr87550941cf.11.1783342248080; Mon, 06 Jul 2026 05:50:48 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-69a19d79906sm4324196a12.14.2026.07.06.05.50.45 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 06 Jul 2026 05:50:47 -0700 (PDT) Message-ID: <91c2d523-206c-49cf-a368-1ec9f864bd35@oss.qualcomm.com> Date: Mon, 6 Jul 2026 14:50:44 +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 v7 7/7] arm64: dts: qcom: mahua: Add QREF regulator supplies to TCSR To: Qiang Yu , Bjorn Andersson , Michael Turquette , Stephen Boyd , Brian Masney , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Taniya Das , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, krishna.chundru@oss.qualcomm.com References: <20260702-tcsr_qref_0702-v7-0-776f2811b7af@oss.qualcomm.com> <20260702-tcsr_qref_0702-v7-7-776f2811b7af@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260702-tcsr_qref_0702-v7-7-776f2811b7af@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: ez3W2i2mxSQaGSErWFsg8xWqYgAPWEMR X-Proofpoint-Spam-Info: AW1haW4tMjYwNzA2MDEzMCBTYWx0ZWRfX9B+bXiz64RvA TsyHEewvU8efNON/4f0lXBOdEp5iVT32MFhS/pBc6Nj+saxA6o4HdB2Nkqb7fr+k6RwbxAZxCnS fywIohnXtS5z3k8l9UZG3jsMkdUEaeE= X-Authority-Analysis: v=2.4 cv=Mo1iLWae c=1 sm=1 tr=0 ts=6a4ba4a9 cx=c_pps a=EVbN6Ke/fEF3bsl7X48z0g==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=EUspDBNiAAAA:8 a=xUocDvRE5Z91C_HALZkA:9 a=QEXdDO2ut3YA:10 a=a_PwQJl-kcHnX1M80qC6:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzA2MDEzMCBTYWx0ZWRfX76b+z1/9FX8c qKC/HWE3xywxJu64+3647b5hwBTy2iMEWOTbgtz7EmHRRwm1Niy81rmxrkgL+ta3EoLm6eRi6TY WzcC9yoQq9vQMmuqRcBC0SzmoeAkJ3jCMP/bjFHJQckBqZ761BKZOZfhAgZLLpetnpViXEhk78t U79SN7MhqY2n+AIIszanjqeyymv84BAgZz8kL7bqqNlso3A0CM1TKOyYc0h9PyJvJkZM1sMGESn CJCniPK7MSflK7DW1goKQabFT2svya4DG96UF9iI1sOJJbOMlI4Fe+x5nqnA4omNxWdmh9T7hLq 5svzxIeQeEctzWbbVLkLQAZSCyNShkfYWXbGlYqxU+SfMTzKTINTFa9keVIczA18ubYTGx5IMfw WJHqqkg2fitSRLL2IldCcUG4iZlmT8j3PjhpBqy3yzwBetC9FLTv4Wj6N8UjX/x9XoJNhGx3uVE KHnjNaJp0dUHuzFylxQ== X-Proofpoint-ORIG-GUID: ez3W2i2mxSQaGSErWFsg8xWqYgAPWEMR X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-06_01,2026-07-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 impostorscore=0 bulkscore=0 adultscore=0 priorityscore=1501 suspectscore=0 spamscore=0 phishscore=0 lowpriorityscore=0 malwarescore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607060130 On 7/2/26 9:36 AM, Qiang Yu wrote: > Mahua has a different QREF topology from Glymur. Override the TCSR > compatible to qcom,mahua-tcsr in mahua.dtsi, and wire up the required > LDO supplies on the CRD board. > > Unlike the other PCIe controllers, PCIe5 PHY on Mahua gets its refclk > from the CXO0 pad directly and requires no QREF clkref_en voting. Hence, > point its ref clock at RPMH_CXO_CLK. > > Signed-off-by: Qiang Yu > --- Reviewed-by: Konrad Dybcio Konrad