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Mon, 18 Nov 2024 08:26:25 +0000 Received: from APTAIPPMTA02.qualcomm.com (APTAIPPMTA02.qualcomm.com [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 4AI8QOeB010310; Mon, 18 Nov 2024 08:26:24 GMT Received: from cse-cd02-lnx.ap.qualcomm.com (cse-cd02-lnx.qualcomm.com [10.64.75.246]) by APTAIPPMTA02.qualcomm.com (PPS) with ESMTPS id 4AI8QNwM010285 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 18 Nov 2024 08:26:24 +0000 Received: by cse-cd02-lnx.ap.qualcomm.com (Postfix, from userid 4438065) id 0EBA61771; Mon, 18 Nov 2024 16:26:23 +0800 (CST) From: Ziyue Zhang To: vkoul@kernel.org, kishon@kernel.org, robh+dt@kernel.org, manivannan.sadhasivam@linaro.org, bhelgaas@google.com, kw@linux.com, lpieralisi@kernel.org, quic_qianyu@quicinc.com, conor+dt@kernel.org, neil.armstrong@linaro.org, andersson@kernel.org, konradybcio@kernel.org Cc: quic_shashim@quicinc.com, quic_kaushalk@quicinc.com, quic_tdas@quicinc.com, quic_tingweiz@quicinc.com, quic_aiquny@quicinc.com, kernel@quicinc.com, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, Krishna chaitanya chundru , Ziyue Zhang Subject: [PATCH 3/5] dt-bindings: PCI: qcom: Document the QCS615 PCIe Controller Date: Mon, 18 Nov 2024 16:26:17 +0800 Message-Id: <20241118082619.177201-4-quic_ziyuzhan@quicinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241118082619.177201-1-quic_ziyuzhan@quicinc.com> References: <20241118082619.177201-1-quic_ziyuzhan@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-QCInternal: smtphost X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: 51ceqTwXZr2J9m93t_MdA7y_Gj764KQt X-Proofpoint-ORIG-GUID: 51ceqTwXZr2J9m93t_MdA7y_Gj764KQt X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 impostorscore=0 lowpriorityscore=0 suspectscore=0 mlxscore=0 mlxlogscore=999 phishscore=0 malwarescore=0 adultscore=0 bulkscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2411180070 From: Krishna chaitanya chundru Add dedicated schema for the PCIe controllers found on QCS615. A new compatible for qcs615 is needed, for we do not find the similar one which is ok to use. Signed-off-by: Krishna chaitanya chundru Signed-off-by: Ziyue Zhang --- .../bindings/pci/qcom,pcie-qcs615.yaml | 161 ++++++++++++++++++ 1 file changed, 161 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/qcom,pcie-qcs615.yaml diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie-qcs615.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie-qcs615.yaml new file mode 100644 index 000000000000..8f7571538d23 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/qcom,pcie-qcs615.yaml @@ -0,0 +1,161 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/qcom,pcie-qcs615.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm QCS615 PCI Express Root Complex + +maintainers: + - Bjorn Andersson + - Manivannan Sadhasivam + +description: + Qualcomm QCS615 SoC (and compatible) PCIe root complex controller is based on + the Synopsys DesignWare PCIe IP. + +properties: + compatible: + const: qcom,pcie-qcs615 + + reg: + minItems: 6 + maxItems: 6 + + reg-names: + items: + - const: parf # Qualcomm specific registers + - const: dbi # DesignWare PCIe registers + - const: elbi # External local bus interface registers + - const: atu # ATU address space + - const: config # PCIe configuration space + - const: mhi # MHI registers + + clocks: + minItems: 6 + maxItems: 6 + + clock-names: + items: + - const: aux # Auxiliary clock + - const: cfg # Configuration clock + - const: bus_master # Master AXI clock + - const: bus_slave # Slave AXI clock + - const: slave_q2a # Slave Q2A clock + - const: ref # REFERENCE clock + + interrupts: + minItems: 9 + maxItems: 9 + + interrupt-names: + items: + - const: msi0 + - const: msi1 + - const: msi2 + - const: msi3 + - const: msi4 + - const: msi5 + - const: msi6 + - const: msi7 + - const: global + + resets: + minItems: 1 + maxItems: 1 + + reset-names: + items: + - const: pci # PCIe core reset + +allOf: + - $ref: qcom,pcie-common.yaml# + +unevaluatedProperties: false + +examples: + - | + #include + #include + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + pcie@1c08000 { + compatible = "qcom,pcie-qcs615"; + reg = <0 0x01c08000 0 0x3000>, + <0 0x40000000 0 0xf1d>, + <0 0x40000f20 0 0xa8>, + <0 0x40001000 0 0x1000>, + <0 0x40100000 0 0x100000>, + <0 0x01c0b000 0 0x1000>; + reg-names = "parf", "dbi", "elbi", "atu", "config", "mhi"; + ranges = <0x01000000 0x0 0x00000000 0x0 0x40200000 0x0 0x100000>, + <0x02000000 0x0 0x40300000 0x0 0x40300000 0x0 0x3d00000>; + + bus-range = <0x00 0xff>; + device_type = "pci"; + linux,pci-domain = <0>; + num-lanes = <1>; + + #address-cells = <3>; + #size-cells = <2>; + + clocks = <&gcc GCC_PCIE_0_AUX_CLK>, + <&gcc GCC_PCIE_0_CFG_AHB_CLK>, + <&gcc GCC_PCIE_0_MSTR_AXI_CLK>, + <&gcc GCC_PCIE_0_SLV_AXI_CLK>, + <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>, + <&rpmhcc RPMH_CXO_CLK>; + clock-names = "aux", + "cfg", + "bus_master", + "bus_slave", + "slave_q2a", + "ref"; + + dma-coherent; + + interrupts = , + , + , + , + , + , + , + , + ; + interrupt-names = "msi0", "msi1", "msi2", "msi3", + "msi4", "msi5", "msi6", "msi7", "global"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &intc 0 0 0 149 IRQ_TYPE_LEVEL_HIGH>, /* int_a */ + <0 0 0 2 &intc 0 0 0 150 IRQ_TYPE_LEVEL_HIGH>, /* int_b */ + <0 0 0 3 &intc 0 0 0 151 IRQ_TYPE_LEVEL_HIGH>, /* int_c */ + <0 0 0 4 &intc 0 0 0 152 IRQ_TYPE_LEVEL_HIGH>; /* int_d */ + + interconnects = <&agree1_noc MASTER_PCIE 0 &mc_virt SLAVE_EBI1 0>, + <&gem_noc MASTER_APPSS_PROC 0 &cnoc_main SLAVE_PCIE_0 0>; + interconnect-names = "pcie-mem", "cpu-pcie"; + + iommu-map = <0x0 &apps_smmu 0x400 0x1>, + <0x100 &apps_smmu 0x401 0x1>; + + phys = <&pcie_phy>; + phy-names = "pciephy"; + + pinctrl-0 = <&pcie_default_state>; + pinctrl-names = "default"; + + power-domains = <&gcc PCIE_0_GDSC>; + + resets = <&gcc GCC_PCIE_0_BCR>; + reset-names = "pci"; + + perst-gpios = <&tlmm 101 GPIO_ACTIVE_LOW>; + wake-gpios = <&tlmm 100 GPIO_ACTIVE_HIGH>; + }; + };