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([2405:201:c409:b03f:6d0b:bb83:7a67:4093]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ccc9d3bc2asm5077475ad.69.2026.07.06.22.29.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 06 Jul 2026 22:29:15 -0700 (PDT) Message-ID: <5e941fd8-e40e-454e-bc54-2c9a2bce0d19@oss.qualcomm.com> Date: Tue, 7 Jul 2026 10:59:08 +0530 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 2/9] dt-bindings: PCI: qcom: Document the Shikra PCIe Controller To: Krzysztof Kozlowski , Vinod Koul , Neil Armstrong , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Helgaas , Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Manivannan Sadhasivam , Bjorn Andersson , Chaitanya Chundru , Bartosz Golaszewski , Konrad Dybcio Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org References: <20260701-shikra-upstream-v1-0-e1a721eb8943@oss.qualcomm.com> <20260701-shikra-upstream-v1-2-e1a721eb8943@oss.qualcomm.com> Content-Language: en-US From: Sushrut Shree Trivedi In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: iURccfvfyWJsnNwhv0AC6Otbg31L83uw X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzA3MDA0OSBTYWx0ZWRfX/TP3c/JgvIQR 0r1xX6mJ/SgaEVOBv0FmzByp7U4MGuv5Fq+a1BfhGzN1WzmFAdbnnVgX+wWOjnbzHQnrTrGYk7Y kfIxPkktNVQEm7Keiv3h80KgKV9zFQ6fIPUZxv3pRwwFsiG42nkuSgz4C/RXlTFfZ/CV6OiEhuC q/MsBpRHYPnLhGBnMLuFBH8bklfN6JGoY2ar9zX6Cshh7/wA8gPlBj2QRr7XbYqcbfKzMgL7yyL 8ExTA9MJqtNINvq5uAwGESNudfW4d7ui9fNiX9OPYc32qowANA8vkPCGsy3PbtxvVZLYRYDWla2 ngGvw5wjcZImHJgZi/q2kh7QiWTiW2ybZP3w/iejr5Rm0UyiREt3iIclh92A7l+cilyAbCs1Qp0 JeXVUo/q0RNrxMm/5mG29y2QxPw5iVqjIW7qxegOtpwpL+n8NZGkvyI0thWbYIfuzFI3NAZJZac UyNYHFvwiAPGPovMTMw== X-Proofpoint-ORIG-GUID: iURccfvfyWJsnNwhv0AC6Otbg31L83uw X-Proofpoint-Spam-Info: AW1haW4tMjYwNzA3MDA0OSBTYWx0ZWRfX3QdDGJmjAnp/ AaKd0Xt3ZSdoU2b8I3OtjYx/Z26fxZtu0ox8JGlfq6BcsYQZFh8K5yM473H2yqlLRO2j6JK7UJg vq5oxS7q3/VjUPVToyXjJeUjNbsEP58= X-Authority-Analysis: v=2.4 cv=c6Sbhx9l c=1 sm=1 tr=0 ts=6a4c8ead cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=gEfo2CItAAAA:8 a=EUspDBNiAAAA:8 a=VwQbUJbxAAAA:8 a=KKAkSRfTAAAA:8 a=m11qq-JmO6Yq1UjM5qYA:9 a=QEXdDO2ut3YA:10 a=GvdueXVYPmCkWapjIL-Q:22 a=sptkURWiP4Gy88Gu7hUp:22 a=cvBusfyB2V15izCimMoJ:22 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=2026-07-07_01,2026-07-06_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 clxscore=1015 adultscore=0 priorityscore=1501 lowpriorityscore=0 spamscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607070049 On 7/1/2026 11:56 AM, Krzysztof Kozlowski wrote: > On 30/06/2026 21:02, Sushrut Shree Trivedi wrote: >> Add a dedicated schema for the PCIe controller found on the Shikra >> platform. >> >> Signed-off-by: Sushrut Shree Trivedi >> --- >> .../devicetree/bindings/pci/qcom,shikra-pcie.yaml | 211 +++++++++++++++++++++ >> 1 file changed, 211 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/pci/qcom,shikra-pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,shikra-pcie.yaml >> new file mode 100644 >> index 000000000000..f9d1dba9dd2e >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/pci/qcom,shikra-pcie.yaml >> @@ -0,0 +1,211 @@ >> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) >> +%YAML 1.2 >> +--- >> +$id: http://devicetree.org/schemas/pci/qcom,shikra-pcie.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: Qualcomm Shikra PCI Express Root Complex >> + >> +maintainers: >> + - Bjorn Andersson >> + - Manivannan Sadhasivam >> + >> +description: >> + Qualcomm Shikra SoC (and compatible) PCIe root complex controller is based on >> + the Synopsys DesignWare PCIe IP. >> + >> +properties: >> + compatible: >> + const: qcom,shikra-pcie >> + >> + reg: >> + minItems: 5 >> + maxItems: 6 > Same comments as other recent Qualcomm bindings. Don't invent stuff, > take what was reviewed from the list so we won't have to repeat. > > ... ACK'd. Will use latest binding patches as reference in v2. > > >> + power-domains = <&gcc GCC_PCIE_GDSC>; >> + >> + max-link-speed = <2>; >> + >> + operating-points-v2 = <&pcie_opp_table>; >> + >> + status = "disabled"; > Drop, you never tested the binding in such case. ACK'd. > >> + >> + pcie_opp_table: opp-table { >> + compatible = "operating-points-v2"; > Broken indent. ACK'd. > >> + >> + /* GEN 1 x1 */ >> + opp-2500000 { >> + opp-hz = /bits/ 64 <2500000>; >> + required-opps = <&rpmpd_opp_nom>; >> + opp-peak-kBps = <250000 1>; >> + opp-level = <1>; >> + }; >> + >> + /* GEN 2 x1 */ >> + opp-5000000 { >> + opp-hz = /bits/ 64 <5000000>; >> + required-opps = <&rpmpd_opp_nom>; >> + opp-peak-kBps = <500000 1>; >> + opp-level = <2>; >> + }; >> + }; >> + }; >> + }; >> > > Best regards, > Krzysztof Sushrut