| Message ID | 1617620770-26202-1-git-send-email-mkrishn@codeaurora.org (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [v15,1/4] dt-bindings: msm: disp: add yaml schemas for DPU bindings | expand |
On Mon, Apr 05, 2021 at 04:36:07PM +0530, Krishna Manikandan wrote: > MSM Mobile Display Subsytem (MDSS) encapsulates sub-blocks > like DPU display controller, DSI etc. Add YAML schema > for DPU device tree bindings. > > Signed-off-by: Krishna Manikandan <mkrishn@codeaurora.org> > > Changes in v2: > - Changed dpu to DPU (Sam Ravnborg) > - Fixed indentation issues (Sam Ravnborg) > - Added empty line between different properties (Sam Ravnborg) > - Replaced reference txt files with their corresponding > yaml files (Sam Ravnborg) > - Modified the file to use "|" only when it is > necessary (Sam Ravnborg) > > Changes in v3: > - Corrected the license used (Rob Herring) > - Added maxItems for properties (Rob Herring) > - Dropped generic descriptions (Rob Herring) > - Added ranges property (Rob Herring) > - Corrected the indendation (Rob Herring) > - Added additionalProperties (Rob Herring) > - Split dsi file into two, one for dsi controller > and another one for dsi phy per target (Rob Herring) > - Corrected description for pinctrl-names (Rob Herring) > - Corrected the examples used in yaml file (Rob Herring) > - Delete dsi.txt and dpu.txt (Rob Herring) > > Changes in v4: > - Move schema up by one level (Rob Herring) > - Add patternProperties for mdp node (Rob Herring) > - Corrected description of some properties (Rob Herring) > > Changes in v5: > - Correct the indentation (Rob Herring) > - Remove unnecessary description from properties (Rob Herring) > - Correct the number of interconnect entries (Rob Herring) > - Add interconnect names for sc7180 (Rob Herring) > - Add description for ports (Rob Herring) > - Remove common properties (Rob Herring) > - Add unevalutatedProperties (Rob Herring) > - Reference existing dsi controller yaml in the common > dsi controller file (Rob Herring) > - Correct the description of clock names to include only the > clocks that are required (Rob Herring) > - Remove properties which are already covered under the common > binding (Rob Herring) > - Add dsi phy supply nodes which are required for sc7180 and > sdm845 targets (Rob Herring) > - Add type ref for syscon-sfpb (Rob Herring) > > Changes in v6: > - Fixed errors during dt_binding_check (Rob Herring) > - Add maxItems for phys and phys-names (Rob Herring) > - Use unevaluatedProperties wherever required (Rob Herring) > - Removed interrupt controller from required properties for > dsi controller (Rob Herring) > - Add constraints for dsi-phy reg-names based on the compatible > phy version (Rob Herring) > - Add constraints for dsi-phy supply nodes based on the > compatible phy version (Rob Herring) > > Changes in v7: > - Add default value for qcom,mdss-mdp-transfer-time-us (Rob Herring) > - Modify the schema for data-lanes (Rob Herring) > - Split the phy schema into separate schemas based on > the phy version (Rob Herring) > > Changes in v8: > - Resolve merge conflicts with latest dsi.txt file > - Include dp yaml change also in the same series > > Changes in v9: > - Combine target specific dsi controller yaml files > to a single yaml file (Rob Herring) > - Combine target specific dsi phy yaml files into a > single yaml file (Rob Herring) > - Use unevaluatedProperties and additionalProperties > wherever required > - Remove duplicate properties from common yaml files > > Changes in v10: > - Split the patch into separate patches for DPU, DSI and > PHY (Stephen Boyd) > - Drop unnecessary fullstop (Stephen Boyd) > - Add newline whereever required (Stephen Boyd) > - Add description for clock used (Stephen Boyd) > - Modify the description for interconnect entries (Stephen Boyd) > - Drop assigned clock entries as it a generic property (Stephen Boyd) > - Correct the definition for interrupts (Stephen Boyd) > - Drop clock names from required properties (Stephen Boyd) > - Drop labels for display nodes from example (Stephen Boyd) > - Drop flags from interrupts entries (Stephen Boyd) > > Changes in v11: > - Drop maxItems for clocks (Stephen Boyd) > > Changes in v12: > - Add description for register property (Stephen Boyd) > - Add maxItems for interrupts (Stephen Boyd) > - Add description for iommus property (Stephen Boyd) > - Add description for interconnects (Stephen Boyd) > - Change display node name to display_controller (Stephen Boyd) > > Changes in v13: > - Add maxItems for reg property (Stephen Boyd) > - Add ranges property in example (Stephen Boyd) > - Modify description for iommus property (Stephen Boyd) > - Add Dp bindings for ports in the same patch (Stephen Boyd) > - Remove soc from examples and change address and size cells > accordingly (Stephen Boyd) > - Add reference for ports > > Changes in v14: > - Modify title for SC7180 and SDM845 yaml files (Stephen Boyd) > - Add required list for display-controller node (Stephen Boyd) > - Rename mdss node name to display-subsytem (Stephen Boyd) I know the DRM maintainers like revision history in the commit, but I think it's pretty pointless in this case. It's *just* a conversion. > --- > .../bindings/display/msm/dpu-sc7180.yaml | 215 +++++++++++++++++++++ > .../bindings/display/msm/dpu-sdm845.yaml | 196 +++++++++++++++++++ > .../devicetree/bindings/display/msm/dpu.txt | 141 -------------- > 3 files changed, 411 insertions(+), 141 deletions(-) > create mode 100644 Documentation/devicetree/bindings/display/msm/dpu-sc7180.yaml > create mode 100644 Documentation/devicetree/bindings/display/msm/dpu-sdm845.yaml > delete mode 100644 Documentation/devicetree/bindings/display/msm/dpu.txt > > diff --git a/Documentation/devicetree/bindings/display/msm/dpu-sc7180.yaml b/Documentation/devicetree/bindings/display/msm/dpu-sc7180.yaml > new file mode 100644 > index 0000000..36531a5 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/msm/dpu-sc7180.yaml > @@ -0,0 +1,215 @@ > +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/msm/dpu-sc7180.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Qualcomm Display DPU dt properties for SC7180 target > + > +maintainers: > + - Krishna Manikandan <mkrishn@codeaurora.org> > + > +description: | > + Device tree bindings for MSM Mobile Display Subsytem(MDSS) that encapsulates > + sub-blocks like DPU display controller, DSI and DP interfaces etc. Device tree > + bindings of MDSS and DPU are mentioned for SC7180 target. > + > +properties: > + compatible: > + items: > + - const: qcom,sc7180-mdss > + > + reg: > + maxItems: 1 > + > + reg-names: > + const: mdss > + > + power-domains: > + maxItems: 1 > + > + clocks: > + items: > + - description: Display AHB clock from gcc > + - description: Display AHB clock from dispcc > + - description: Display core clock > + > + clock-names: > + items: > + - const: iface > + - const: ahb > + - const: core > + > + interrupts: > + maxItems: 1 > + > + interrupt-controller: true > + > + "#interrupt-cells": > + const: 1 > + > + iommus: > + items: > + - description: Phandle to apps_smmu node with SID mask for Hard-Fail port0 > + > + ranges: true > + > + interconnects: > + items: > + - description: Interconnect path specifying the port ids for data bus > + > + interconnect-names: > + const: mdp0-mem > + > +patternProperties: > + "^display-controller@[0-9a-f]+$": > + type: object > + description: Node containing the properties of DPU. > + > + properties: > + compatible: > + items: > + - const: qcom,sc7180-dpu > + > + reg: > + items: > + - description: Address offset and size for mdp register set > + - description: Address offset and size for vbif register set > + > + reg-names: > + items: > + - const: mdp > + - const: vbif > + > + clocks: > + items: > + - description: Display hf axi clock > + - description: Display ahb clock > + - description: Display rotator clock > + - description: Display lut clock > + - description: Display core clock > + - description: Display vsync clock > + > + clock-names: > + items: > + - const: bus > + - const: iface > + - const: rot > + - const: lut > + - const: core > + - const: vsync > + > + interrupts: > + maxItems: 1 > + > + ports: > + $ref: /schemas/graph.yaml#/properties/port s/port/ports/ > + type: object Don't need this. > + description: | > + Contains the list of output ports from DPU device. These ports > + connect to interfaces that are external to the DPU hardware, > + such as DSI, DP etc. Each output port contains an endpoint that > + describes how it is connected to an external interface. > + > + properties: > + port@0: > + type: object Drop 'type' and add: $ref: /schemas/graph.yaml#/properties/port > + description: DPU_INTF1 (DSI1) > + > + port@1: > + type: object And here. > + description: DPU_INTF2 (DSI2) blank line > + port@2: > + type: object And here. > + description: DPU_INTF0 (DP) > + All the port nodes are optional? > + required: > + - compatible > + - reg > + - reg-names > + - clocks > + - interrupts > + - ports > + > +required: > + - compatible > + - reg > + - reg-names > + - power-domains > + - clocks > + - interrupts > + - interrupt-controller > + - iommus > + - ranges > + > +additionalProperties: true This should be false. > + > +examples: > + - | > + #include <dt-bindings/clock/qcom,dispcc-sc7180.h> > + #include <dt-bindings/clock/qcom,gcc-sc7180.h> > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + #include <dt-bindings/interconnect/qcom,sdm845.h> > + > + display-subsystem@ae00000 { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "qcom,sc7180-mdss"; > + reg = <0xae00000 0x1000>; > + reg-names = "mdss"; > + power-domains = <&dispcc MDSS_GDSC>; > + clocks = <&gcc GCC_DISP_AHB_CLK>, > + <&dispcc DISP_CC_MDSS_AHB_CLK>, > + <&dispcc DISP_CC_MDSS_MDP_CLK>; > + clock-names = "iface", "ahb", "core"; > + > + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; > + interrupt-controller; > + #interrupt-cells = <1>; > + > + interconnects = <&mmss_noc MASTER_MDP0 &mc_virt SLAVE_EBI1>; > + interconnect-names = "mdp0-mem"; > + > + iommus = <&apps_smmu 0x800 0x2>; > + ranges; > + > + display-controller@ae01000 { > + compatible = "qcom,sc7180-dpu"; > + reg = <0x0ae01000 0x8f000>, > + <0x0aeb0000 0x2008>; > + > + reg-names = "mdp", "vbif"; > + > + clocks = <&gcc GCC_DISP_HF_AXI_CLK>, > + <&dispcc DISP_CC_MDSS_AHB_CLK>, > + <&dispcc DISP_CC_MDSS_ROT_CLK>, > + <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>, > + <&dispcc DISP_CC_MDSS_MDP_CLK>, > + <&dispcc DISP_CC_MDSS_VSYNC_CLK>; > + clock-names = "bus", "iface", "rot", "lut", "core", > + "vsync"; > + > + interrupt-parent = <&mdss>; > + interrupts = <0>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + dpu_intf1_out: endpoint { > + remote-endpoint = <&dsi0_in>; > + }; > + }; > + > + port@2 { > + reg = <2>; > + dpu_intf0_out: endpoint { > + remote-endpoint = <&dp_in>; > + }; > + }; > + }; > + }; > + }; > +... > diff --git a/Documentation/devicetree/bindings/display/msm/dpu-sdm845.yaml b/Documentation/devicetree/bindings/display/msm/dpu-sdm845.yaml > new file mode 100644 > index 0000000..c744559 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/msm/dpu-sdm845.yaml > @@ -0,0 +1,196 @@ > +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/msm/dpu-sdm845.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Qualcomm Display DPU dt properties for SDM845 target > + > +maintainers: > + - Krishna Manikandan <mkrishn@codeaurora.org> > + > +description: | > + Device tree bindings for MSM Mobile Display Subsytem(MDSS) that encapsulates > + sub-blocks like DPU display controller, DSI and DP interfaces etc. Device tree > + bindings of MDSS and DPU are mentioned for SDM845 target. > + > +properties: > + compatible: > + items: > + - const: qcom,sdm845-mdss > + > + reg: > + maxItems: 1 > + > + reg-names: > + const: mdss > + > + power-domains: > + maxItems: 1 > + > + clocks: > + items: > + - description: Display AHB clock from gcc > + - description: Display AXI clock > + - description: Display core clock > + > + clock-names: > + items: > + - const: iface > + - const: bus > + - const: core > + > + interrupts: > + maxItems: 1 > + > + interrupt-controller: true > + > + "#interrupt-cells": > + const: 1 > + > + iommus: > + items: > + - description: Phandle to apps_smmu node with SID mask for Hard-Fail port0 > + - description: Phandle to apps_smmu node with SID mask for Hard-Fail port1 > + > + ranges: true > + > +patternProperties: > + "^display-controller@[0-9a-f]+$": > + type: object > + description: Node containing the properties of DPU. > + > + properties: > + compatible: > + items: > + - const: qcom,sdm845-dpu > + > + reg: > + items: > + - description: Address offset and size for mdp register set > + - description: Address offset and size for vbif register set > + > + reg-names: > + items: > + - const: mdp > + - const: vbif > + > + clocks: > + items: > + - description: Display ahb clock > + - description: Display axi clock > + - description: Display core clock > + - description: Display vsync clock > + > + clock-names: > + items: > + - const: iface > + - const: bus > + - const: core > + - const: vsync > + > + interrupts: > + maxItems: 1 > + > + ports: Same issues in this one... > + $ref: /schemas/graph.yaml#/properties/port > + type: object > + description: | > + Contains the list of output ports from DPU device. These ports > + connect to interfaces that are external to the DPU hardware, > + such as DSI, DP etc. Each output port contains an endpoint that > + describes how it is connected to an external interface. > + > + properties: > + port@0: > + type: object > + description: DPU_INTF1 (DSI1) > + > + port@1: > + type: object > + description: DPU_INTF2 (DSI2) > + > + required: > + - compatible > + - reg > + - reg-names > + - clocks > + - interrupts > + - ports > + > +required: > + - compatible > + - reg > + - reg-names > + - power-domains > + - clocks > + - interrupts > + - interrupt-controller > + - iommus > + - ranges > + > +additionalProperties: true false > + > +examples: > +- | > + #include <dt-bindings/clock/qcom,dispcc-sdm845.h> > + #include <dt-bindings/clock/qcom,gcc-sdm845.h> > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + > + display-subsystem@ae00000 { > + #address-cells = <1>; > + #size-cells = <1>; > + compatible = "qcom,sdm845-mdss"; > + reg = <0x0ae00000 0x1000>; > + reg-names = "mdss"; > + power-domains = <&dispcc MDSS_GDSC>; > + > + clocks = <&gcc GCC_DISP_AHB_CLK>, > + <&gcc GCC_DISP_AXI_CLK>, > + <&dispcc DISP_CC_MDSS_MDP_CLK>; > + clock-names = "iface", "bus", "core"; > + > + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; > + interrupt-controller; > + #interrupt-cells = <1>; > + > + iommus = <&apps_smmu 0x880 0x8>, > + <&apps_smmu 0xc80 0x8>; > + ranges; > + > + display-controller@ae01000 { > + compatible = "qcom,sdm845-dpu"; > + reg = <0x0ae01000 0x8f000>, > + <0x0aeb0000 0x2008>; > + reg-names = "mdp", "vbif"; > + > + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>, > + <&dispcc DISP_CC_MDSS_AXI_CLK>, > + <&dispcc DISP_CC_MDSS_MDP_CLK>, > + <&dispcc DISP_CC_MDSS_VSYNC_CLK>; > + clock-names = "iface", "bus", "core", "vsync"; > + > + interrupt-parent = <&mdss>; > + interrupts = <0>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + dpu_intf1_out: endpoint { > + remote-endpoint = <&dsi0_in>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + dpu_intf2_out: endpoint { > + remote-endpoint = <&dsi1_in>; > + }; > + }; > + }; > + }; > + }; > +...
diff --git a/Documentation/devicetree/bindings/display/msm/dpu-sc7180.yaml b/Documentation/devicetree/bindings/display/msm/dpu-sc7180.yaml new file mode 100644 index 0000000..36531a5 --- /dev/null +++ b/Documentation/devicetree/bindings/display/msm/dpu-sc7180.yaml @@ -0,0 +1,215 @@ +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/msm/dpu-sc7180.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Display DPU dt properties for SC7180 target + +maintainers: + - Krishna Manikandan <mkrishn@codeaurora.org> + +description: | + Device tree bindings for MSM Mobile Display Subsytem(MDSS) that encapsulates + sub-blocks like DPU display controller, DSI and DP interfaces etc. Device tree + bindings of MDSS and DPU are mentioned for SC7180 target. + +properties: + compatible: + items: + - const: qcom,sc7180-mdss + + reg: + maxItems: 1 + + reg-names: + const: mdss + + power-domains: + maxItems: 1 + + clocks: + items: + - description: Display AHB clock from gcc + - description: Display AHB clock from dispcc + - description: Display core clock + + clock-names: + items: + - const: iface + - const: ahb + - const: core + + interrupts: + maxItems: 1 + + interrupt-controller: true + + "#interrupt-cells": + const: 1 + + iommus: + items: + - description: Phandle to apps_smmu node with SID mask for Hard-Fail port0 + + ranges: true + + interconnects: + items: + - description: Interconnect path specifying the port ids for data bus + + interconnect-names: + const: mdp0-mem + +patternProperties: + "^display-controller@[0-9a-f]+$": + type: object + description: Node containing the properties of DPU. + + properties: + compatible: + items: + - const: qcom,sc7180-dpu + + reg: + items: + - description: Address offset and size for mdp register set + - description: Address offset and size for vbif register set + + reg-names: + items: + - const: mdp + - const: vbif + + clocks: + items: + - description: Display hf axi clock + - description: Display ahb clock + - description: Display rotator clock + - description: Display lut clock + - description: Display core clock + - description: Display vsync clock + + clock-names: + items: + - const: bus + - const: iface + - const: rot + - const: lut + - const: core + - const: vsync + + interrupts: + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/port + type: object + description: | + Contains the list of output ports from DPU device. These ports + connect to interfaces that are external to the DPU hardware, + such as DSI, DP etc. Each output port contains an endpoint that + describes how it is connected to an external interface. + + properties: + port@0: + type: object + description: DPU_INTF1 (DSI1) + + port@1: + type: object + description: DPU_INTF2 (DSI2) + port@2: + type: object + description: DPU_INTF0 (DP) + + required: + - compatible + - reg + - reg-names + - clocks + - interrupts + - ports + +required: + - compatible + - reg + - reg-names + - power-domains + - clocks + - interrupts + - interrupt-controller + - iommus + - ranges + +additionalProperties: true + +examples: + - | + #include <dt-bindings/clock/qcom,dispcc-sc7180.h> + #include <dt-bindings/clock/qcom,gcc-sc7180.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interconnect/qcom,sdm845.h> + + display-subsystem@ae00000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "qcom,sc7180-mdss"; + reg = <0xae00000 0x1000>; + reg-names = "mdss"; + power-domains = <&dispcc MDSS_GDSC>; + clocks = <&gcc GCC_DISP_AHB_CLK>, + <&dispcc DISP_CC_MDSS_AHB_CLK>, + <&dispcc DISP_CC_MDSS_MDP_CLK>; + clock-names = "iface", "ahb", "core"; + + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #interrupt-cells = <1>; + + interconnects = <&mmss_noc MASTER_MDP0 &mc_virt SLAVE_EBI1>; + interconnect-names = "mdp0-mem"; + + iommus = <&apps_smmu 0x800 0x2>; + ranges; + + display-controller@ae01000 { + compatible = "qcom,sc7180-dpu"; + reg = <0x0ae01000 0x8f000>, + <0x0aeb0000 0x2008>; + + reg-names = "mdp", "vbif"; + + clocks = <&gcc GCC_DISP_HF_AXI_CLK>, + <&dispcc DISP_CC_MDSS_AHB_CLK>, + <&dispcc DISP_CC_MDSS_ROT_CLK>, + <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>, + <&dispcc DISP_CC_MDSS_MDP_CLK>, + <&dispcc DISP_CC_MDSS_VSYNC_CLK>; + clock-names = "bus", "iface", "rot", "lut", "core", + "vsync"; + + interrupt-parent = <&mdss>; + interrupts = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + dpu_intf1_out: endpoint { + remote-endpoint = <&dsi0_in>; + }; + }; + + port@2 { + reg = <2>; + dpu_intf0_out: endpoint { + remote-endpoint = <&dp_in>; + }; + }; + }; + }; + }; +... diff --git a/Documentation/devicetree/bindings/display/msm/dpu-sdm845.yaml b/Documentation/devicetree/bindings/display/msm/dpu-sdm845.yaml new file mode 100644 index 0000000..c744559 --- /dev/null +++ b/Documentation/devicetree/bindings/display/msm/dpu-sdm845.yaml @@ -0,0 +1,196 @@ +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/msm/dpu-sdm845.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Display DPU dt properties for SDM845 target + +maintainers: + - Krishna Manikandan <mkrishn@codeaurora.org> + +description: | + Device tree bindings for MSM Mobile Display Subsytem(MDSS) that encapsulates + sub-blocks like DPU display controller, DSI and DP interfaces etc. Device tree + bindings of MDSS and DPU are mentioned for SDM845 target. + +properties: + compatible: + items: + - const: qcom,sdm845-mdss + + reg: + maxItems: 1 + + reg-names: + const: mdss + + power-domains: + maxItems: 1 + + clocks: + items: + - description: Display AHB clock from gcc + - description: Display AXI clock + - description: Display core clock + + clock-names: + items: + - const: iface + - const: bus + - const: core + + interrupts: + maxItems: 1 + + interrupt-controller: true + + "#interrupt-cells": + const: 1 + + iommus: + items: + - description: Phandle to apps_smmu node with SID mask for Hard-Fail port0 + - description: Phandle to apps_smmu node with SID mask for Hard-Fail port1 + + ranges: true + +patternProperties: + "^display-controller@[0-9a-f]+$": + type: object + description: Node containing the properties of DPU. + + properties: + compatible: + items: + - const: qcom,sdm845-dpu + + reg: + items: + - description: Address offset and size for mdp register set + - description: Address offset and size for vbif register set + + reg-names: + items: + - const: mdp + - const: vbif + + clocks: + items: + - description: Display ahb clock + - description: Display axi clock + - description: Display core clock + - description: Display vsync clock + + clock-names: + items: + - const: iface + - const: bus + - const: core + - const: vsync + + interrupts: + maxItems: 1 + + ports: + $ref: /schemas/graph.yaml#/properties/port + type: object + description: | + Contains the list of output ports from DPU device. These ports + connect to interfaces that are external to the DPU hardware, + such as DSI, DP etc. Each output port contains an endpoint that + describes how it is connected to an external interface. + + properties: + port@0: + type: object + description: DPU_INTF1 (DSI1) + + port@1: + type: object + description: DPU_INTF2 (DSI2) + + required: + - compatible + - reg + - reg-names + - clocks + - interrupts + - ports + +required: + - compatible + - reg + - reg-names + - power-domains + - clocks + - interrupts + - interrupt-controller + - iommus + - ranges + +additionalProperties: true + +examples: +- | + #include <dt-bindings/clock/qcom,dispcc-sdm845.h> + #include <dt-bindings/clock/qcom,gcc-sdm845.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + display-subsystem@ae00000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "qcom,sdm845-mdss"; + reg = <0x0ae00000 0x1000>; + reg-names = "mdss"; + power-domains = <&dispcc MDSS_GDSC>; + + clocks = <&gcc GCC_DISP_AHB_CLK>, + <&gcc GCC_DISP_AXI_CLK>, + <&dispcc DISP_CC_MDSS_MDP_CLK>; + clock-names = "iface", "bus", "core"; + + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; + interrupt-controller; + #interrupt-cells = <1>; + + iommus = <&apps_smmu 0x880 0x8>, + <&apps_smmu 0xc80 0x8>; + ranges; + + display-controller@ae01000 { + compatible = "qcom,sdm845-dpu"; + reg = <0x0ae01000 0x8f000>, + <0x0aeb0000 0x2008>; + reg-names = "mdp", "vbif"; + + clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>, + <&dispcc DISP_CC_MDSS_AXI_CLK>, + <&dispcc DISP_CC_MDSS_MDP_CLK>, + <&dispcc DISP_CC_MDSS_VSYNC_CLK>; + clock-names = "iface", "bus", "core", "vsync"; + + interrupt-parent = <&mdss>; + interrupts = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + dpu_intf1_out: endpoint { + remote-endpoint = <&dsi0_in>; + }; + }; + + port@1 { + reg = <1>; + dpu_intf2_out: endpoint { + remote-endpoint = <&dsi1_in>; + }; + }; + }; + }; + }; +... diff --git a/Documentation/devicetree/bindings/display/msm/dpu.txt b/Documentation/devicetree/bindings/display/msm/dpu.txt deleted file mode 100644 index 551ae26..0000000 --- a/Documentation/devicetree/bindings/display/msm/dpu.txt +++ /dev/null @@ -1,141 +0,0 @@ -Qualcomm Technologies, Inc. DPU KMS - -Description: - -Device tree bindings for MSM Mobile Display Subsytem(MDSS) that encapsulates -sub-blocks like DPU display controller, DSI and DP interfaces etc. -The DPU display controller is found in SDM845 SoC. - -MDSS: -Required properties: -- compatible: "qcom,sdm845-mdss", "qcom,sc7180-mdss" -- reg: physical base address and length of contoller's registers. -- reg-names: register region names. The following region is required: - * "mdss" -- power-domains: a power domain consumer specifier according to - Documentation/devicetree/bindings/power/power_domain.txt -- clocks: list of clock specifiers for clocks needed by the device. -- clock-names: device clock names, must be in same order as clocks property. - The following clocks are required: - * "iface" - * "bus" - * "core" -- interrupts: interrupt signal from MDSS. -- interrupt-controller: identifies the node as an interrupt controller. -- #interrupt-cells: specifies the number of cells needed to encode an interrupt - source, should be 1. -- iommus: phandle of iommu device node. -- #address-cells: number of address cells for the MDSS children. Should be 1. -- #size-cells: Should be 1. -- ranges: parent bus address space is the same as the child bus address space. -- interconnects : interconnect path specifier for MDSS according to - Documentation/devicetree/bindings/interconnect/interconnect.txt. Should be - 2 paths corresponding to 2 AXI ports. -- interconnect-names : MDSS will have 2 port names to differentiate between the - 2 interconnect paths defined with interconnect specifier. - -Optional properties: -- assigned-clocks: list of clock specifiers for clocks needing rate assignment -- assigned-clock-rates: list of clock frequencies sorted in the same order as - the assigned-clocks property. - -MDP: -Required properties: -- compatible: "qcom,sdm845-dpu", "qcom,sc7180-dpu" -- reg: physical base address and length of controller's registers. -- reg-names : register region names. The following region is required: - * "mdp" - * "vbif" -- clocks: list of clock specifiers for clocks needed by the device. -- clock-names: device clock names, must be in same order as clocks property. - The following clocks are required. - * "bus" - * "iface" - * "core" - * "vsync" -- interrupts: interrupt line from DPU to MDSS. -- ports: contains the list of output ports from DPU device. These ports connect - to interfaces that are external to the DPU hardware, such as DSI, DP etc. - - Each output port contains an endpoint that describes how it is connected to an - external interface. These are described by the standard properties documented - here: - Documentation/devicetree/bindings/graph.txt - Documentation/devicetree/bindings/media/video-interfaces.txt - - Port 0 -> DPU_INTF1 (DSI1) - Port 1 -> DPU_INTF2 (DSI2) - -Optional properties: -- assigned-clocks: list of clock specifiers for clocks needing rate assignment -- assigned-clock-rates: list of clock frequencies sorted in the same order as - the assigned-clocks property. - -Example: - - mdss: mdss@ae00000 { - compatible = "qcom,sdm845-mdss"; - reg = <0xae00000 0x1000>; - reg-names = "mdss"; - - power-domains = <&clock_dispcc 0>; - - clocks = <&gcc GCC_DISP_AHB_CLK>, <&gcc GCC_DISP_AXI_CLK>, - <&clock_dispcc DISP_CC_MDSS_MDP_CLK>; - clock-names = "iface", "bus", "core"; - - assigned-clocks = <&clock_dispcc DISP_CC_MDSS_MDP_CLK>; - assigned-clock-rates = <300000000>; - - interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; - interrupt-controller; - #interrupt-cells = <1>; - - interconnects = <&rsc_hlos MASTER_MDP0 &rsc_hlos SLAVE_EBI1>, - <&rsc_hlos MASTER_MDP1 &rsc_hlos SLAVE_EBI1>; - - interconnect-names = "mdp0-mem", "mdp1-mem"; - - iommus = <&apps_iommu 0>; - - #address-cells = <2>; - #size-cells = <1>; - ranges = <0 0 0xae00000 0xb2008>; - - mdss_mdp: mdp@ae01000 { - compatible = "qcom,sdm845-dpu"; - reg = <0 0x1000 0x8f000>, <0 0xb0000 0x2008>; - reg-names = "mdp", "vbif"; - - clocks = <&clock_dispcc DISP_CC_MDSS_AHB_CLK>, - <&clock_dispcc DISP_CC_MDSS_AXI_CLK>, - <&clock_dispcc DISP_CC_MDSS_MDP_CLK>, - <&clock_dispcc DISP_CC_MDSS_VSYNC_CLK>; - clock-names = "iface", "bus", "core", "vsync"; - - assigned-clocks = <&clock_dispcc DISP_CC_MDSS_MDP_CLK>, - <&clock_dispcc DISP_CC_MDSS_VSYNC_CLK>; - assigned-clock-rates = <0 0 300000000 19200000>; - - interrupts = <0 IRQ_TYPE_LEVEL_HIGH>; - - ports { - #address-cells = <1>; - #size-cells = <0>; - - port@0 { - reg = <0>; - dpu_intf1_out: endpoint { - remote-endpoint = <&dsi0_in>; - }; - }; - - port@1 { - reg = <1>; - dpu_intf2_out: endpoint { - remote-endpoint = <&dsi1_in>; - }; - }; - }; - }; - };
MSM Mobile Display Subsytem (MDSS) encapsulates sub-blocks like DPU display controller, DSI etc. Add YAML schema for DPU device tree bindings. Signed-off-by: Krishna Manikandan <mkrishn@codeaurora.org> Changes in v2: - Changed dpu to DPU (Sam Ravnborg) - Fixed indentation issues (Sam Ravnborg) - Added empty line between different properties (Sam Ravnborg) - Replaced reference txt files with their corresponding yaml files (Sam Ravnborg) - Modified the file to use "|" only when it is necessary (Sam Ravnborg) Changes in v3: - Corrected the license used (Rob Herring) - Added maxItems for properties (Rob Herring) - Dropped generic descriptions (Rob Herring) - Added ranges property (Rob Herring) - Corrected the indendation (Rob Herring) - Added additionalProperties (Rob Herring) - Split dsi file into two, one for dsi controller and another one for dsi phy per target (Rob Herring) - Corrected description for pinctrl-names (Rob Herring) - Corrected the examples used in yaml file (Rob Herring) - Delete dsi.txt and dpu.txt (Rob Herring) Changes in v4: - Move schema up by one level (Rob Herring) - Add patternProperties for mdp node (Rob Herring) - Corrected description of some properties (Rob Herring) Changes in v5: - Correct the indentation (Rob Herring) - Remove unnecessary description from properties (Rob Herring) - Correct the number of interconnect entries (Rob Herring) - Add interconnect names for sc7180 (Rob Herring) - Add description for ports (Rob Herring) - Remove common properties (Rob Herring) - Add unevalutatedProperties (Rob Herring) - Reference existing dsi controller yaml in the common dsi controller file (Rob Herring) - Correct the description of clock names to include only the clocks that are required (Rob Herring) - Remove properties which are already covered under the common binding (Rob Herring) - Add dsi phy supply nodes which are required for sc7180 and sdm845 targets (Rob Herring) - Add type ref for syscon-sfpb (Rob Herring) Changes in v6: - Fixed errors during dt_binding_check (Rob Herring) - Add maxItems for phys and phys-names (Rob Herring) - Use unevaluatedProperties wherever required (Rob Herring) - Removed interrupt controller from required properties for dsi controller (Rob Herring) - Add constraints for dsi-phy reg-names based on the compatible phy version (Rob Herring) - Add constraints for dsi-phy supply nodes based on the compatible phy version (Rob Herring) Changes in v7: - Add default value for qcom,mdss-mdp-transfer-time-us (Rob Herring) - Modify the schema for data-lanes (Rob Herring) - Split the phy schema into separate schemas based on the phy version (Rob Herring) Changes in v8: - Resolve merge conflicts with latest dsi.txt file - Include dp yaml change also in the same series Changes in v9: - Combine target specific dsi controller yaml files to a single yaml file (Rob Herring) - Combine target specific dsi phy yaml files into a single yaml file (Rob Herring) - Use unevaluatedProperties and additionalProperties wherever required - Remove duplicate properties from common yaml files Changes in v10: - Split the patch into separate patches for DPU, DSI and PHY (Stephen Boyd) - Drop unnecessary fullstop (Stephen Boyd) - Add newline whereever required (Stephen Boyd) - Add description for clock used (Stephen Boyd) - Modify the description for interconnect entries (Stephen Boyd) - Drop assigned clock entries as it a generic property (Stephen Boyd) - Correct the definition for interrupts (Stephen Boyd) - Drop clock names from required properties (Stephen Boyd) - Drop labels for display nodes from example (Stephen Boyd) - Drop flags from interrupts entries (Stephen Boyd) Changes in v11: - Drop maxItems for clocks (Stephen Boyd) Changes in v12: - Add description for register property (Stephen Boyd) - Add maxItems for interrupts (Stephen Boyd) - Add description for iommus property (Stephen Boyd) - Add description for interconnects (Stephen Boyd) - Change display node name to display_controller (Stephen Boyd) Changes in v13: - Add maxItems for reg property (Stephen Boyd) - Add ranges property in example (Stephen Boyd) - Modify description for iommus property (Stephen Boyd) - Add Dp bindings for ports in the same patch (Stephen Boyd) - Remove soc from examples and change address and size cells accordingly (Stephen Boyd) - Add reference for ports Changes in v14: - Modify title for SC7180 and SDM845 yaml files (Stephen Boyd) - Add required list for display-controller node (Stephen Boyd) - Rename mdss node name to display-subsytem (Stephen Boyd) --- .../bindings/display/msm/dpu-sc7180.yaml | 215 +++++++++++++++++++++ .../bindings/display/msm/dpu-sdm845.yaml | 196 +++++++++++++++++++ .../devicetree/bindings/display/msm/dpu.txt | 141 -------------- 3 files changed, 411 insertions(+), 141 deletions(-) create mode 100644 Documentation/devicetree/bindings/display/msm/dpu-sc7180.yaml create mode 100644 Documentation/devicetree/bindings/display/msm/dpu-sdm845.yaml delete mode 100644 Documentation/devicetree/bindings/display/msm/dpu.txt