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Sun, 05 Jul 2026 22:22:33 -0700 (PDT) X-Received: by 2002:a17:90b:180e:b0:37e:10d1:c05b with SMTP id 98e67ed59e1d1-382933033fcmr8550213a91.22.1783315353496; Sun, 05 Jul 2026 22:22:33 -0700 (PDT) Received: from [10.218.35.45] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-38127d147a8sm4232021a91.17.2026.07.05.22.22.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 05 Jul 2026 22:22:33 -0700 (PDT) Message-ID: Date: Mon, 6 Jul 2026 10:52:27 +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 2/3] arm64: dts: qcom: eliza-evk: Add PCIe1 with TC9563 PCIe switch To: Konrad Dybcio , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Manivannan Sadhasivam , Bartosz Golaszewski Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org References: <20260703-eliza_evk-v1-0-7624440bd76d@oss.qualcomm.com> <20260703-eliza_evk-v1-2-7624440bd76d@oss.qualcomm.com> <7ce4844c-8025-48e5-a1fc-4d1cf9f7917d@oss.qualcomm.com> Content-Language: en-US From: Krishna Chaitanya Chundru In-Reply-To: <7ce4844c-8025-48e5-a1fc-4d1cf9f7917d@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwNzA2MDA1MCBTYWx0ZWRfX4tdWMYlP+vQX zEFBaTiF6cRnIgZXAMuugjKBo4rvL4MEqR0FqKhlUzIJHcKC4OAIFZ/D+LIqpiiwAJ+aOeykdDe aLnBC5BuBByTQRniiZGEKuQTwZ7wW40= X-Proofpoint-ORIG-GUID: nOpR_G-nsMcZ2fNHBjoXOh2DcQ3Djv51 X-Proofpoint-GUID: nOpR_G-nsMcZ2fNHBjoXOh2DcQ3Djv51 X-Authority-Analysis: v=2.4 cv=FJwrAeos c=1 sm=1 tr=0 ts=6a4b3b9a cx=c_pps a=RP+M6JBNLl+fLTcSJhASfg==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=XhGPO_9aslPW_XT5sbUA:9 a=QEXdDO2ut3YA:10 a=iS9zxrgQBfv6-_F4QbHw:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzA2MDA1MCBTYWx0ZWRfXzJbgeQSifvmM JTL987cTvNp2txtQfA2C4c+5GYjde8jWksDgvOMyVzq4oJz93D+Dk/Kq4k7ua1gGrJqdjVqPXwe EiIBKiCI7i8Q9QLsr9U6YQ4xvgW+PZTlBTpM/dSfciFANTADlgLPhEkp/1USmwqf6KbnruggxUl ZpSz4DM4qpdojlEhnCCrPEFjTzd0MpNhonvXQ1L5N3htw8F+U+BndunPZqApeso+uy/ZMkmzE0x khESztNzQ7fSMeSW6IYEM27JqakFOF9PFsRXqZwJCdIdOv1HsmuDZxsg13sDXAgPR0VsDRVnh/Q ddOaH+YRP0sHNXNQBqDpLJ84r24blHmqYjjGZTzPRFZB3wN66ZqPJQ7sov84qE3n4O91QsmfyJq BmNZGGAob9O8VO1qY55nlMTwGMJciYO/a4PEbLyrpd4P6TOVPuTOVk7owxfj2cFl7jYucT7IFIH ZhTqQMFTVVwnP30VKfA== 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=2026-07-05_02,2026-07-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 adultscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 lowpriorityscore=0 clxscore=1015 spamscore=0 malwarescore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607060050 On 7/3/2026 8:39 PM, Konrad Dybcio wrote: > On 7/3/26 2:38 PM, Krishna Chaitanya Chundru wrote: >> The Eliza EVK board connects PCIe1 (8GT/s x2) to a Toshiba TC9563 >> PCIe switch. Enable PCIe1 and its QMP PHY nodes. >> >> TC9563 uses I2C (at address 0x77 on I2C4) for its management interface. >> >> Override the base iommu-map with the expanded set covering all the >> switch's downstream ports (0x1400-0x1408 SID range). >> >> The TC9563 RESX# and PERST# are OR-ed internally to assert reset on the >> switch. Use TC9563 RESX# pin via a TLMM GPIO and skip wiring PERST# >> from the PCIe controller. >> >> Signed-off-by: Krishna Chaitanya Chundru >> --- > [...] > >> +&pcie1 { >> + pinctrl-names = "default"; >> + pinctrl-0 = <&pcie1_default_state>; > flipped order > > [...] > >> +&pcie1port0 { > This port should also get the compatible for pcie1 it is not required, only for m.2 connector we need the compatible. - Krishna Chaitanya. > Konrad