# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2 --- $id: http://devicetree.org/schemas/ufs/qcom,ufs.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Qualcomm Universal Flash Storage (UFS) Controller maintainers: - Bjorn Andersson - Andy Gross # Select only our matches, not all jedec,ufs-2.0 select: properties: compatible: contains: const: qcom,ufshc required: - compatible properties: compatible: items: - enum: - qcom,msm8994-ufshc - qcom,msm8996-ufshc - qcom,msm8998-ufshc - qcom,qcs8300-ufshc - qcom,sa8775p-ufshc - qcom,sc7180-ufshc - qcom,sc7280-ufshc - qcom,sc8180x-ufshc - qcom,sc8280xp-ufshc - qcom,sdm845-ufshc - qcom,sm6115-ufshc - qcom,sm6125-ufshc - qcom,sm6350-ufshc - qcom,sm8150-ufshc - qcom,sm8250-ufshc - qcom,sm8350-ufshc - qcom,sm8450-ufshc - qcom,sm8550-ufshc - qcom,sm8650-ufshc - const: qcom,ufshc - const: jedec,ufs-2.0 clocks: minItems: 7 maxItems: 9 clock-names: minItems: 7 maxItems: 9 dma-coherent: true interconnects: minItems: 2 maxItems: 2 interconnect-names: items: - const: ufs-ddr - const: cpu-ufs iommus: minItems: 1 maxItems: 2 phys: maxItems: 1 phy-names: items: - const: ufsphy power-domains: maxItems: 1 qcom,ice: $ref: /schemas/types.yaml#/definitions/phandle description: phandle to the Inline Crypto Engine node reg: minItems: 1 maxItems: 2 reg-names: items: - const: std - const: ice required-opps: maxItems: 1 resets: maxItems: 1 '#reset-cells': const: 1 reset-names: items: - const: rst reset-gpios: maxItems: 1 description: GPIO connected to the RESET pin of the UFS memory device. required: - compatible - reg allOf: - $ref: ufs-common.yaml - if: properties: compatible: contains: enum: - qcom,sc7180-ufshc then: properties: clocks: minItems: 7 maxItems: 7 clock-names: items: - const: core_clk - const: bus_aggr_clk - const: iface_clk - const: core_clk_unipro - const: ref_clk - const: tx_lane0_sync_clk - const: rx_lane0_sync_clk reg: maxItems: 1 reg-names: maxItems: 1 - if: properties: compatible: contains: enum: - qcom,msm8998-ufshc - qcom,qcs8300-ufshc - qcom,sa8775p-ufshc - qcom,sc7280-ufshc - qcom,sc8180x-ufshc - qcom,sc8280xp-ufshc - qcom,sm8250-ufshc - qcom,sm8350-ufshc - qcom,sm8450-ufshc - qcom,sm8550-ufshc - qcom,sm8650-ufshc then: properties: clocks: minItems: 8 maxItems: 8 clock-names: items: - const: core_clk - const: bus_aggr_clk - const: iface_clk - const: core_clk_unipro - const: ref_clk - const: tx_lane0_sync_clk - const: rx_lane0_sync_clk - const: rx_lane1_sync_clk reg: minItems: 1 maxItems: 1 reg-names: maxItems: 1 - if: properties: compatible: contains: enum: - qcom,sdm845-ufshc - qcom,sm6350-ufshc - qcom,sm8150-ufshc then: properties: clocks: minItems: 9 maxItems: 9 clock-names: items: - const: core_clk - const: bus_aggr_clk - const: iface_clk - const: core_clk_unipro - const: ref_clk - const: tx_lane0_sync_clk - const: rx_lane0_sync_clk - const: rx_lane1_sync_clk - const: ice_core_clk reg: minItems: 2 maxItems: 2 reg-names: minItems: 2 required: - reg-names - if: properties: compatible: contains: enum: - qcom,msm8996-ufshc then: properties: clocks: minItems: 9 maxItems: 9 clock-names: items: - const: core_clk - const: bus_clk - const: bus_aggr_clk - const: iface_clk - const: core_clk_unipro - const: core_clk_ice - const: ref_clk - const: tx_lane0_sync_clk - const: rx_lane0_sync_clk reg: minItems: 1 maxItems: 1 reg-names: maxItems: 1 - if: properties: compatible: contains: enum: - qcom,sm6115-ufshc - qcom,sm6125-ufshc then: properties: clocks: minItems: 8 maxItems: 8 clock-names: items: - const: core_clk - const: bus_aggr_clk - const: iface_clk - const: core_clk_unipro - const: ref_clk - const: tx_lane0_sync_clk - const: rx_lane0_sync_clk - const: ice_core_clk reg: minItems: 2 maxItems: 2 reg-names: minItems: 2 required: - reg-names # TODO: define clock bindings for qcom,msm8994-ufshc - if: required: - qcom,ice then: properties: reg: maxItems: 1 clocks: minItems: 7 maxItems: 8 else: properties: reg: minItems: 1 maxItems: 2 clocks: minItems: 7 maxItems: 9 unevaluatedProperties: false examples: - | #include #include #include #include #include soc { #address-cells = <2>; #size-cells = <2>; ufs@1d84000 { compatible = "qcom,sm8450-ufshc", "qcom,ufshc", "jedec,ufs-2.0"; reg = <0 0x01d84000 0 0x3000>; interrupts = ; phys = <&ufs_mem_phy_lanes>; phy-names = "ufsphy"; lanes-per-direction = <2>; #reset-cells = <1>; resets = <&gcc GCC_UFS_PHY_BCR>; reset-names = "rst"; reset-gpios = <&tlmm 210 GPIO_ACTIVE_LOW>; vcc-supply = <&vreg_l7b_2p5>; vcc-max-microamp = <1100000>; vccq-supply = <&vreg_l9b_1p2>; vccq-max-microamp = <1200000>; power-domains = <&gcc UFS_PHY_GDSC>; iommus = <&apps_smmu 0xe0 0x0>; interconnects = <&aggre1_noc MASTER_UFS_MEM &mc_virt SLAVE_EBI1>, <&gem_noc MASTER_APPSS_PROC &config_noc SLAVE_UFS_MEM_CFG>; interconnect-names = "ufs-ddr", "cpu-ufs"; clock-names = "core_clk", "bus_aggr_clk", "iface_clk", "core_clk_unipro", "ref_clk", "tx_lane0_sync_clk", "rx_lane0_sync_clk", "rx_lane1_sync_clk"; clocks = <&gcc GCC_UFS_PHY_AXI_CLK>, <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>, <&gcc GCC_UFS_PHY_AHB_CLK>, <&gcc GCC_UFS_PHY_UNIPRO_CORE_CLK>, <&rpmhcc RPMH_CXO_CLK>, <&gcc GCC_UFS_PHY_TX_SYMBOL_0_CLK>, <&gcc GCC_UFS_PHY_RX_SYMBOL_0_CLK>, <&gcc GCC_UFS_PHY_RX_SYMBOL_1_CLK>; freq-table-hz = <75000000 300000000>, <0 0>, <0 0>, <75000000 300000000>, <75000000 300000000>, <0 0>, <0 0>, <0 0>; qcom,ice = <&ice>; }; };