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Fri, 03 Jul 2026 08:09:07 -0700 (PDT) X-Received: by 2002:a05:6102:6a8a:b0:738:4343:fba9 with SMTP id ada2fe7eead31-741f8ffb110mr55406137.6.1783091346108; Fri, 03 Jul 2026 08:09:06 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-69a19cd8904sm2578a12.2.2026.07.03.08.09.03 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 03 Jul 2026 08:09:05 -0700 (PDT) Message-ID: <7ce4844c-8025-48e5-a1fc-4d1cf9f7917d@oss.qualcomm.com> Date: Fri, 3 Jul 2026 17:09:03 +0200 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: Krishna Chaitanya Chundru , 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> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260703-eliza_evk-v1-2-7624440bd76d@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: IYmyDT-v7XL7BUtVWY4ihP9TdRG5r0-P X-Proofpoint-ORIG-GUID: IYmyDT-v7XL7BUtVWY4ihP9TdRG5r0-P X-Proofpoint-Spam-Info: AW1haW4tMjYwNzAzMDE1MCBTYWx0ZWRfX2EocAzNXlXz6 GgE5DsvLoZUEli2lxW6iAnseZFoBYAT1drQafZ8SG0xm8qGRlw3YyubfhWE+LIwYiBxTTVoWqCd sTlIb1Sq0ILr0tPF5he4UPFQpCmxM48= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzAzMDE1MCBTYWx0ZWRfX4II0GbCxDgLk x52U8CRpaN+spdVNI/7HwnmTK6lUXRVHZ1PkbKzVrbgM4mZ0HAmKYzuNzYZcnLGW52sWvLerIYb 0PCIuTY10pghzelq+0SWIuVzSjyxr+eyr+VagpSSRNOC1dWtTK7mwpWAgGJce1iKW3mYvUBstUQ rCoiN+Z0wH8JptAjUqT+mmCbVOWZjRFuPFJTuA9dvnyHA11Kc/E6zpceKo/hGS8i7mKo6xokS2b FNRpen4oOwfQa7My7pxXD3+6up7yN8ehYokFu+80kvRE3YGsyWEn1PlkJiGqMYBzpF3YLo9JKdK VRxpindpb5fMG/ClX9tv+ykqX0QuHEs+WXGYmYpGbaaUhaKCeVTTkLPOZh6WZmUV9kt/ywR0qPB WY+E+Qpq6AeBRanASw73eNfgigCVqq4or86Z0JVRL4IoHqm3on/TYArHXZmVgwIFd8Wn4FbP9a0 81dZJmLvCipDGSyGsnw== X-Authority-Analysis: v=2.4 cv=OaKoyBTY c=1 sm=1 tr=0 ts=6a47d094 cx=c_pps a=+D9SDfe9YZWTjADjLiQY5g==: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=CLDG33loBYVu3UNdBq4A:9 a=QEXdDO2ut3YA:10 a=vmgOmaN-Xu0dpDh8OwbV:22 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=2026-07-03_02,2026-06-26_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 suspectscore=0 bulkscore=0 lowpriorityscore=0 priorityscore=1501 adultscore=0 spamscore=0 phishscore=0 malwarescore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607030150 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 Konrad