diff options
Diffstat (limited to '')
15 files changed, 677 insertions, 311 deletions
diff --git a/Documentation/devicetree/bindings/ufs/cdns,ufshc.txt b/Documentation/devicetree/bindings/ufs/cdns,ufshc.txt deleted file mode 100644 index 02347b017abd..000000000000 --- a/Documentation/devicetree/bindings/ufs/cdns,ufshc.txt +++ /dev/null @@ -1,32 +0,0 @@ -* Cadence Universal Flash Storage (UFS) Controller - -UFS nodes are defined to describe on-chip UFS host controllers. -Each UFS controller instance should have its own node. -Please see the ufshcd-pltfrm.txt for a list of all available properties. - -Required properties: -- compatible : Compatible list, contains one of the following controllers: - "cdns,ufshc" - Generic CDNS HCI, - "cdns,ufshc-m31-16nm" - CDNS UFS HC + M31 16nm PHY - complemented with the JEDEC version: - "jedec,ufs-2.0" - -- reg : Address and length of the UFS register set. -- interrupts : One interrupt mapping. -- freq-table-hz : Clock frequency table. - See the ufshcd-pltfrm.txt for details. -- clocks : List of phandle and clock specifier pairs. -- clock-names : List of clock input name strings sorted in the same - order as the clocks property. "core_clk" is mandatory. - Depending on a type of a PHY, - the "phy_clk" clock can also be added, if needed. - -Example: - ufs@fd030000 { - compatible = "cdns,ufshc", "jedec,ufs-2.0"; - reg = <0xfd030000 0x10000>; - interrupts = <0 1 IRQ_TYPE_LEVEL_HIGH>; - freq-table-hz = <0 0>, <0 0>; - clocks = <&ufs_core_clk>, <&ufs_phy_clk>; - clock-names = "core_clk", "phy_clk"; - }; diff --git a/Documentation/devicetree/bindings/ufs/cdns,ufshc.yaml b/Documentation/devicetree/bindings/ufs/cdns,ufshc.yaml new file mode 100644 index 000000000000..fb45f66d6454 --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/cdns,ufshc.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/cdns,ufshc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cadence Universal Flash Storage (UFS) Controller + +maintainers: + - Jan Kotas <jank@cadence.com> + +# Select only our matches, not all jedec,ufs-2.0 +select: + properties: + compatible: + contains: + enum: + - cdns,ufshc + - cdns,ufshc-m31-16nm + required: + - compatible + +allOf: + - $ref: ufs-common.yaml + +properties: + compatible: + items: + - enum: + - cdns,ufshc + # CDNS UFS HC + M31 16nm PHY + - cdns,ufshc-m31-16nm + - const: jedec,ufs-2.0 + + clocks: + minItems: 1 + maxItems: 3 + + clock-names: + minItems: 1 + items: + - const: core_clk + - const: phy_clk + - const: ref_clk + + power-domains: + maxItems: 1 + + reg: + maxItems: 1 + +required: + - compatible + - clocks + - clock-names + - reg + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + ufs@fd030000 { + compatible = "cdns,ufshc", "jedec,ufs-2.0"; + reg = <0xfd030000 0x10000>; + interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>; + freq-table-hz = <0 0>, <0 0>; + clocks = <&ufs_core_clk>, <&ufs_phy_clk>; + clock-names = "core_clk", "phy_clk"; + }; diff --git a/Documentation/devicetree/bindings/ufs/hisilicon,ufs.yaml b/Documentation/devicetree/bindings/ufs/hisilicon,ufs.yaml new file mode 100644 index 000000000000..4432bfa0cbc7 --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/hisilicon,ufs.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/hisilicon,ufs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HiSilicon Universal Flash Storage (UFS) Controller + +maintainers: + - Li Wei <liwei213@huawei.com> + +# Select only our matches, not all jedec,ufs +select: + properties: + compatible: + contains: + enum: + - hisilicon,hi3660-ufs + - hisilicon,hi3670-ufs + required: + - compatible + +allOf: + - $ref: ufs-common.yaml + +properties: + compatible: + oneOf: + - items: + - const: hisilicon,hi3660-ufs + - const: jedec,ufs-1.1 + - items: + - enum: + - hisilicon,hi3670-ufs + - const: jedec,ufs-2.1 + + clocks: + minItems: 2 + maxItems: 2 + + clock-names: + items: + - const: ref_clk + - const: phy_clk + + reg: + items: + - description: UFS register address space + - description: UFS SYS CTRL register address space + + resets: + maxItems: 1 + + reset-names: + items: + - const: rst + +required: + - compatible + - reg + - resets + - reset-names + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/hi3670-clock.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + ufs@ff3c0000 { + compatible = "hisilicon,hi3670-ufs", "jedec,ufs-2.1"; + reg = <0x0 0xff3c0000 0x0 0x1000>, + <0x0 0xff3e0000 0x0 0x1000>; + interrupt-parent = <&gic>; + interrupts = <GIC_SPI 278 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&crg_ctrl HI3670_CLK_GATE_UFSIO_REF>, + <&crg_ctrl HI3670_CLK_GATE_UFS_SUBSYS>; + clock-names = "ref_clk", "phy_clk"; + freq-table-hz = <0 0>, + <0 0>; + + resets = <&crg_rst 0x84 12>; + reset-names = "rst"; + }; + }; diff --git a/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml b/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml new file mode 100644 index 000000000000..32fd535a514a --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/mediatek,ufs.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/mediatek,ufs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Mediatek Universal Flash Storage (UFS) Controller + +maintainers: + - Stanley Chu <stanley.chu@mediatek.com> + +allOf: + - $ref: ufs-common.yaml + +properties: + compatible: + enum: + - mediatek,mt8183-ufshci + - mediatek,mt8192-ufshci + + clocks: + maxItems: 1 + + clock-names: + items: + - const: ufs + + phys: + maxItems: 1 + + reg: + maxItems: 1 + + vcc-supply: true + +required: + - compatible + - clocks + - clock-names + - phys + - reg + - vcc-supply + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/mt8183-clk.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + ufs@ff3c0000 { + compatible = "mediatek,mt8183-ufshci"; + reg = <0 0x11270000 0 0x2300>; + interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_LOW>; + phys = <&ufsphy>; + + clocks = <&infracfg_ao CLK_INFRA_UFS>; + clock-names = "ufs"; + freq-table-hz = <0 0>; + + vcc-supply = <&mt_pmic_vemc_ldo_reg>; + }; + }; diff --git a/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml b/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml new file mode 100644 index 000000000000..f2d6298d926c --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/qcom,ufs.yaml @@ -0,0 +1,246 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$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 <bjorn.andersson@linaro.org> + - Andy Gross <agross@kernel.org> + +# 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,sc8280xp-ufshc + - qcom,sdm845-ufshc + - qcom,sm6350-ufshc + - qcom,sm8150-ufshc + - qcom,sm8250-ufshc + - qcom,sm8350-ufshc + - qcom,sm8450-ufshc + - const: qcom,ufshc + - const: jedec,ufs-2.0 + + clocks: + minItems: 8 + maxItems: 11 + + clock-names: + minItems: 8 + maxItems: 11 + + 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 + + reg: + minItems: 1 + maxItems: 2 + + 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,msm8998-ufshc + - qcom,sc8280xp-ufshc + - qcom,sm8250-ufshc + - qcom,sm8350-ufshc + - qcom,sm8450-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 + + - 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 + + - if: + properties: + compatible: + contains: + enum: + - qcom,msm8996-ufshc + then: + properties: + clocks: + minItems: 11 + maxItems: 11 + clock-names: + items: + - const: core_clk_src + - const: core_clk + - const: bus_clk + - const: bus_aggr_clk + - const: iface_clk + - const: core_clk_unipro_src + - 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 + + # TODO: define clock bindings for qcom,msm8994-ufshc + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/qcom,gcc-sm8450.h> + #include <dt-bindings/clock/qcom,rpmh.h> + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interconnect/qcom,sm8450.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + 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 = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>; + 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>; + }; + }; diff --git a/Documentation/devicetree/bindings/ufs/renesas,ufs.yaml b/Documentation/devicetree/bindings/ufs/renesas,ufs.yaml new file mode 100644 index 000000000000..f04f9f61fa9f --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/renesas,ufs.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/renesas,ufs.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas R-Car UFS Host Controller + +maintainers: + - Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> + +allOf: + - $ref: ufs-common.yaml + +properties: + compatible: + const: renesas,r8a779f0-ufs + + reg: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: fck + - const: ref_clk + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - clock-names + - power-domains + - resets + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/r8a779f0-cpg-mssr.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/power/r8a779f0-sysc.h> + + ufs: ufs@e686000 { + compatible = "renesas,r8a779f0-ufs"; + reg = <0xe6860000 0x100>; + interrupts = <GIC_SPI 235 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cpg CPG_MOD 1514>, <&ufs30_clk>; + clock-names = "fck", "ref_clk"; + freq-table-hz = <200000000 200000000>, <38400000 38400000>; + power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>; + resets = <&cpg 1514>; + }; diff --git a/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml b/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml index 95ac1c18334d..a9988798898d 100644 --- a/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml +++ b/Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml @@ -4,24 +4,24 @@ $id: http://devicetree.org/schemas/ufs/samsung,exynos-ufs.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Samsung SoC series UFS host controller Device Tree Bindings +title: Samsung SoC series UFS host controller maintainers: - Alim Akhtar <alim.akhtar@samsung.com> description: | Each Samsung UFS host controller instance should have its own node. - This binding define Samsung specific binding other then what is used - in the common ufshcd bindings - [1] Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt -properties: +allOf: + - $ref: ufs-common.yaml +properties: compatible: enum: - samsung,exynos7-ufs - samsung,exynosautov9-ufs - samsung,exynosautov9-ufs-vh + - tesla,fsd-ufs reg: items: @@ -47,9 +47,6 @@ properties: - const: core_clk - const: sclk_unipro_main - interrupts: - maxItems: 1 - phys: maxItems: 1 @@ -67,13 +64,12 @@ properties: required: - compatible - reg - - interrupts - phys - phy-names - clocks - clock-names -additionalProperties: false +unevaluatedProperties: false examples: - | diff --git a/Documentation/devicetree/bindings/ufs/snps,tc-dwc-g210.yaml b/Documentation/devicetree/bindings/ufs/snps,tc-dwc-g210.yaml new file mode 100644 index 000000000000..671a70d95138 --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/snps,tc-dwc-g210.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/snps,tc-dwc-g210.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys DesignWare Universal Flash Storage (UFS) Controller + +maintainers: + - Li Wei <liwei213@huawei.com> + +# Select only our matches, not all jedec,ufs +select: + properties: + compatible: + contains: + enum: + - snps,dwc-ufshcd-1.40a + required: + - compatible + +allOf: + - $ref: ufs-common.yaml + +properties: + compatible: + items: + - enum: + - snps,g210-tc-6.00-20bit + - snps,g210-tc-6.00-40bit + - const: snps,dwc-ufshcd-1.40a + - const: jedec,ufs-2.0 + + reg: + maxItems: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + ufs@d0000000 { + compatible = "snps,g210-tc-6.00-40bit", + "snps,dwc-ufshcd-1.40a", + "jedec,ufs-2.0"; + reg = <0xd0000000 0x10000>; + interrupts = <24>; + }; diff --git a/Documentation/devicetree/bindings/ufs/tc-dwc-g210-pltfrm.txt b/Documentation/devicetree/bindings/ufs/tc-dwc-g210-pltfrm.txt deleted file mode 100644 index 71c0777960e9..000000000000 --- a/Documentation/devicetree/bindings/ufs/tc-dwc-g210-pltfrm.txt +++ /dev/null @@ -1,26 +0,0 @@ -* Universal Flash Storage (UFS) DesignWare Host Controller - -DWC_UFS nodes are defined to describe on-chip UFS host controllers and MPHY. -Each UFS controller instance should have its own node. - -Required properties: -- compatible : compatible list must contain the PHY type & version: - "snps,g210-tc-6.00-20bit" - "snps,g210-tc-6.00-40bit" - complemented with the Controller IP version: - "snps,dwc-ufshcd-1.40a" - complemented with the JEDEC version: - "jedec,ufs-1.1" - "jedec,ufs-2.0" - -- reg : <registers mapping> -- interrupts : <interrupt mapping for UFS host controller IRQ> - -Example for a setup using a 1.40a DWC Controller with a 6.00 G210 40-bit TC: - dwc-ufs@d0000000 { - compatible = "snps,g210-tc-6.00-40bit", - "snps,dwc-ufshcd-1.40a", - "jedec,ufs-2.0"; - reg = < 0xd0000000 0x10000 >; - interrupts = < 24 >; - }; diff --git a/Documentation/devicetree/bindings/ufs/ti,j721e-ufs.yaml b/Documentation/devicetree/bindings/ufs/ti,j721e-ufs.yaml index 4d13e6bc1c50..c5eca7735f76 100644 --- a/Documentation/devicetree/bindings/ufs/ti,j721e-ufs.yaml +++ b/Documentation/devicetree/bindings/ufs/ti,j721e-ufs.yaml @@ -47,11 +47,10 @@ required: patternProperties: "^ufs@[0-9a-f]+$": - type: object + $ref: cdns,ufshc.yaml description: | - Cadence UFS controller node must be the child node. Refer - Documentation/devicetree/bindings/ufs/cdns,ufshc.txt for binding - documentation of child node + Cadence UFS controller node must be the child node. + unevaluatedProperties: false additionalProperties: false diff --git a/Documentation/devicetree/bindings/ufs/ufs-common.yaml b/Documentation/devicetree/bindings/ufs/ufs-common.yaml new file mode 100644 index 000000000000..47a4e9e1a775 --- /dev/null +++ b/Documentation/devicetree/bindings/ufs/ufs-common.yaml @@ -0,0 +1,82 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ufs/ufs-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Common properties for Universal Flash Storage (UFS) Host Controllers + +maintainers: + - Alim Akhtar <alim.akhtar@samsung.com> + - Avri Altman <avri.altman@wdc.com> + +properties: + clocks: true + + clock-names: true + + freq-table-hz: + items: + items: + - description: Minimum frequency for given clock in Hz + - description: Maximum frequency for given clock in Hz + description: | + Array of <min max> operating frequencies in Hz stored in the same order + as the clocks property. If this property is not defined or a value in the + array is "0" then it is assumed that the frequency is set by the parent + clock or a fixed rate clock source. + + interrupts: + maxItems: 1 + + lanes-per-direction: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2] + default: 2 + description: + Number of lanes available per direction. Note that it is assume same + number of lanes is used both directions at once. + + vdd-hba-supply: + description: + Phandle to UFS host controller supply regulator node. + + vcc-supply: + description: + Phandle to VCC supply regulator node. + + vccq-supply: + description: + Phandle to VCCQ supply regulator node. + + vccq2-supply: + description: + Phandle to VCCQ2 supply regulator node. + + vcc-supply-1p8: + type: boolean + description: + For embedded UFS devices, valid VCC range is 1.7-1.95V or 2.7-3.6V. This + boolean property when set, specifies to use low voltage range of + 1.7-1.95V. Note for external UFS cards this property is invalid and valid + VCC range is always 2.7-3.6V. + + vcc-max-microamp: + description: + Specifies max. load that can be drawn from VCC supply. + + vccq-max-microamp: + description: + Specifies max. load that can be drawn from VCCQ supply. + + vccq2-max-microamp: + description: + Specifies max. load that can be drawn from VCCQ2 supply. + +dependencies: + freq-table-hz: [ 'clocks' ] + +required: + - interrupts + +additionalProperties: true diff --git a/Documentation/devicetree/bindings/ufs/ufs-hisi.txt b/Documentation/devicetree/bindings/ufs/ufs-hisi.txt deleted file mode 100644 index 0b83df1a5418..000000000000 --- a/Documentation/devicetree/bindings/ufs/ufs-hisi.txt +++ /dev/null @@ -1,42 +0,0 @@ -* Hisilicon Universal Flash Storage (UFS) Host Controller - -UFS nodes are defined to describe on-chip UFS hardware macro. -Each UFS Host Controller should have its own node. - -Required properties: -- compatible : compatible list, contains one of the following - - "hisilicon,hi3660-ufs", "jedec,ufs-1.1" for hisi ufs - host controller present on Hi3660 chipset. - "hisilicon,hi3670-ufs", "jedec,ufs-2.1" for hisi ufs - host controller present on Hi3670 chipset. -- reg : should contain UFS register address space & UFS SYS CTRL register address, -- interrupts : interrupt number -- clocks : List of phandle and clock specifier pairs -- clock-names : List of clock input name strings sorted in the same - order as the clocks property. "ref_clk", "phy_clk" is optional -- freq-table-hz : Array of <min max> operating frequencies stored in the same - order as the clocks property. If this property is not - defined or a value in the array is "0" then it is assumed - that the frequency is set by the parent clock or a - fixed rate clock source. -- resets : describe reset node register -- reset-names : reset node register, the "rst" corresponds to reset the whole UFS IP. - -Example: - - ufs: ufs@ff3b0000 { - compatible = "hisilicon,hi3660-ufs", "jedec,ufs-1.1"; - /* 0: HCI standard */ - /* 1: UFS SYS CTRL */ - reg = <0x0 0xff3b0000 0x0 0x1000>, - <0x0 0xff3b1000 0x0 0x1000>; - interrupt-parent = <&gic>; - interrupts = <GIC_SPI 278 IRQ_TYPE_LEVEL_HIGH>; - clocks = <&crg_ctrl HI3660_CLK_GATE_UFSIO_REF>, - <&crg_ctrl HI3660_CLK_GATE_UFSPHY_CFG>; - clock-names = "ref_clk", "phy_clk"; - freq-table-hz = <0 0>, <0 0>; - /* offset: 0x84; bit: 12 */ - resets = <&crg_rst 0x84 12>; - reset-names = "rst"; - }; diff --git a/Documentation/devicetree/bindings/ufs/ufs-mediatek.txt b/Documentation/devicetree/bindings/ufs/ufs-mediatek.txt deleted file mode 100644 index 63a953b672d2..000000000000 --- a/Documentation/devicetree/bindings/ufs/ufs-mediatek.txt +++ /dev/null @@ -1,45 +0,0 @@ -* Mediatek Universal Flash Storage (UFS) Host Controller - -UFS nodes are defined to describe on-chip UFS hardware macro. -Each UFS Host Controller should have its own node. - -To bind UFS PHY with UFS host controller, the controller node should -contain a phandle reference to UFS M-PHY node. - -Required properties for UFS nodes: -- compatible : Compatible list, contains the following controller: - "mediatek,mt8183-ufshci" for MediaTek UFS host controller - present on MT8183 chipsets. - "mediatek,mt8192-ufshci" for MediaTek UFS host controller - present on MT8192 chipsets. -- reg : Address and length of the UFS register set. -- phys : phandle to m-phy. -- clocks : List of phandle and clock specifier pairs. -- clock-names : List of clock input name strings sorted in the same - order as the clocks property. "ufs" is mandatory. - "ufs": ufshci core control clock. -- freq-table-hz : Array of <min max> operating frequencies stored in the same - order as the clocks property. If this property is not - defined or a value in the array is "0" then it is assumed - that the frequency is set by the parent clock or a - fixed rate clock source. -- vcc-supply : phandle to VCC supply regulator node. - -Example: - - ufsphy: phy@11fa0000 { - ... - }; - - ufshci@11270000 { - compatible = "mediatek,mt8183-ufshci"; - reg = <0 0x11270000 0 0x2300>; - interrupts = <GIC_SPI 104 IRQ_TYPE_LEVEL_LOW>; - phys = <&ufsphy>; - - clocks = <&infracfg_ao INFRACFG_AO_UFS_CG>; - clock-names = "ufs"; - freq-table-hz = <0 0>; - - vcc-supply = <&mt_pmic_vemc_ldo_reg>; - }; diff --git a/Documentation/devicetree/bindings/ufs/ufs-qcom.txt b/Documentation/devicetree/bindings/ufs/ufs-qcom.txt deleted file mode 100644 index fd59f93e9556..000000000000 --- a/Documentation/devicetree/bindings/ufs/ufs-qcom.txt +++ /dev/null @@ -1,63 +0,0 @@ -* Qualcomm Technologies Inc Universal Flash Storage (UFS) PHY - -UFSPHY nodes are defined to describe on-chip UFS PHY hardware macro. -Each UFS PHY node should have its own node. - -To bind UFS PHY with UFS host controller, the controller node should -contain a phandle reference to UFS PHY node. - -Required properties: -- compatible : compatible list, contains one of the following - - "qcom,ufs-phy-qmp-20nm" for 20nm ufs phy, - "qcom,ufs-phy-qmp-14nm" for legacy 14nm ufs phy, - "qcom,msm8996-ufs-phy-qmp-14nm" for 14nm ufs phy - present on MSM8996 chipset. -- reg : should contain PHY register address space (mandatory), -- reg-names : indicates various resources passed to driver (via reg proptery) by name. - Required "reg-names" is "phy_mem". -- #phy-cells : This property shall be set to 0 -- vdda-phy-supply : phandle to main PHY supply for analog domain -- vdda-pll-supply : phandle to PHY PLL and Power-Gen block power supply -- clocks : List of phandle and clock specifier pairs -- clock-names : List of clock input name strings sorted in the same - order as the clocks property. "ref_clk_src", "ref_clk", - "tx_iface_clk" & "rx_iface_clk" are mandatory but - "ref_clk_parent" is optional - -Optional properties: -- vdda-phy-max-microamp : specifies max. load that can be drawn from phy supply -- vdda-pll-max-microamp : specifies max. load that can be drawn from pll supply -- vddp-ref-clk-supply : phandle to UFS device ref_clk pad power supply -- vddp-ref-clk-max-microamp : specifies max. load that can be drawn from this supply -- resets : specifies the PHY reset in the UFS controller - -Example: - - ufsphy1: ufsphy@fc597000 { - compatible = "qcom,ufs-phy-qmp-20nm"; - reg = <0xfc597000 0x800>; - reg-names = "phy_mem"; - #phy-cells = <0>; - vdda-phy-supply = <&pma8084_l4>; - vdda-pll-supply = <&pma8084_l12>; - vdda-phy-max-microamp = <50000>; - vdda-pll-max-microamp = <1000>; - clock-names = "ref_clk_src", - "ref_clk_parent", - "ref_clk", - "tx_iface_clk", - "rx_iface_clk"; - clocks = <&clock_rpm clk_ln_bb_clk>, - <&clock_gcc clk_pcie_1_phy_ldo >, - <&clock_gcc clk_ufs_phy_ldo>, - <&clock_gcc clk_gcc_ufs_tx_cfg_clk>, - <&clock_gcc clk_gcc_ufs_rx_cfg_clk>; - resets = <&ufshc 0>; - }; - - ufshc: ufshc@fc598000 { - #reset-cells = <1>; - ... - phys = <&ufsphy1>; - phy-names = "ufsphy"; - }; diff --git a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt deleted file mode 100644 index d8fd4df81743..000000000000 --- a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt +++ /dev/null @@ -1,89 +0,0 @@ -* Universal Flash Storage (UFS) Host Controller - -UFSHC nodes are defined to describe on-chip UFS host controllers. -Each UFS controller instance should have its own node. - -Required properties: -- compatible : must contain "jedec,ufs-1.1" or "jedec,ufs-2.0" - - For Qualcomm SoCs must contain, as below, an - SoC-specific compatible along with "qcom,ufshc" and - the appropriate jedec string: - "qcom,msm8994-ufshc", "qcom,ufshc", "jedec,ufs-2.0" - "qcom,msm8996-ufshc", "qcom,ufshc", "jedec,ufs-2.0" - "qcom,msm8998-ufshc", "qcom,ufshc", "jedec,ufs-2.0" - "qcom,sdm845-ufshc", "qcom,ufshc", "jedec,ufs-2.0" - "qcom,sm8150-ufshc", "qcom,ufshc", "jedec,ufs-2.0" - "qcom,sm8250-ufshc", "qcom,ufshc", "jedec,ufs-2.0" - "qcom,sm8350-ufshc", "qcom,ufshc", "jedec,ufs-2.0" -- interrupts : <interrupt mapping for UFS host controller IRQ> -- reg : <registers mapping> - -Optional properties: -- phys : phandle to UFS PHY node -- phy-names : the string "ufsphy" when is found in a node, along - with "phys" attribute, provides phandle to UFS PHY node -- vdd-hba-supply : phandle to UFS host controller supply regulator node -- vcc-supply : phandle to VCC supply regulator node -- vccq-supply : phandle to VCCQ supply regulator node -- vccq2-supply : phandle to VCCQ2 supply regulator node -- vcc-supply-1p8 : For embedded UFS devices, valid VCC range is 1.7-1.95V - or 2.7-3.6V. This boolean property when set, specifies - to use low voltage range of 1.7-1.95V. Note for external - UFS cards this property is invalid and valid VCC range is - always 2.7-3.6V. -- vcc-max-microamp : specifies max. load that can be drawn from vcc supply -- vccq-max-microamp : specifies max. load that can be drawn from vccq supply -- vccq2-max-microamp : specifies max. load that can be drawn from vccq2 supply - -- clocks : List of phandle and clock specifier pairs -- clock-names : List of clock input name strings sorted in the same - order as the clocks property. - "ref_clk" indicates reference clock frequency. - UFS host supplies reference clock to UFS device and UFS device - specification allows host to provide one of the 4 frequencies (19.2 MHz, - 26 MHz, 38.4 MHz, 52MHz) for reference clock. This "ref_clk" entry is - parsed and used to update the reference clock setting in device. - Defaults to 26 MHz(as per specification) if not specified by host. -- freq-table-hz : Array of <min max> operating frequencies stored in the same - order as the clocks property. If this property is not - defined or a value in the array is "0" then it is assumed - that the frequency is set by the parent clock or a - fixed rate clock source. --lanes-per-direction : number of lanes available per direction - either 1 or 2. - Note that it is assume same number of lanes is used both - directions at once. If not specified, default is 2 lanes per direction. -- #reset-cells : Must be <1> for Qualcomm UFS controllers that expose - PHY reset from the UFS controller. -- resets : reset node register -- reset-names : describe reset node register, the "rst" corresponds to reset the whole UFS IP. -- reset-gpios : A phandle and gpio specifier denoting the GPIO connected - to the RESET pin of the UFS memory device. - -Note: If above properties are not defined it can be assumed that the supply -regulators or clocks are always on. - -Example: - ufshc@fc598000 { - compatible = "jedec,ufs-1.1"; - reg = <0xfc598000 0x800>; - interrupts = <0 28 0>; - - vdd-hba-supply = <&xxx_reg0>; - vcc-supply = <&xxx_reg1>; - vcc-supply-1p8; - vccq-supply = <&xxx_reg2>; - vccq2-supply = <&xxx_reg3>; - vcc-max-microamp = 500000; - vccq-max-microamp = 200000; - vccq2-max-microamp = 200000; - - clocks = <&core 0>, <&ref 0>, <&phy 0>, <&iface 0>; - clock-names = "core_clk", "ref_clk", "phy_clk", "iface_clk"; - freq-table-hz = <100000000 200000000>, <0 0>, <0 0>, <0 0>; - resets = <&reset 0 1>; - reset-names = "rst"; - phys = <&ufsphy1>; - phy-names = "ufsphy"; - #reset-cells = <1>; - }; |