Convert cdns,dsi.txt binding to yaml format Signed-off-by: Rahul T R <r-ravikumar@xxxxxx> Reviewed-by: Rob Herring <robh@xxxxxxxxxx> --- .../bindings/display/bridge/cdns,dsi.txt | 112 ------------- .../bindings/display/bridge/cdns,dsi.yaml | 157 ++++++++++++++++++ 2 files changed, 157 insertions(+), 112 deletions(-) delete mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,dsi.txt create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,dsi.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,dsi.txt b/Documentation/devicetree/bindings/display/bridge/cdns,dsi.txt deleted file mode 100644 index 525a4bfd8634..000000000000 --- a/Documentation/devicetree/bindings/display/bridge/cdns,dsi.txt +++ /dev/null @@ -1,112 +0,0 @@ -Cadence DSI bridge -================== - -The Cadence DSI bridge is a DPI to DSI bridge supporting up to 4 DSI lanes. - -Required properties: -- compatible: should be set to "cdns,dsi". -- reg: physical base address and length of the controller's registers. -- interrupts: interrupt line connected to the DSI bridge. -- clocks: DSI bridge clocks. -- clock-names: must contain "dsi_p_clk" and "dsi_sys_clk". -- phys: phandle link to the MIPI D-PHY controller. -- phy-names: must contain "dphy". -- #address-cells: must be set to 1. -- #size-cells: must be set to 0. - -Optional properties: -- resets: DSI reset lines. -- reset-names: can contain "dsi_p_rst". - -Required subnodes: -- ports: Ports as described in Documentation/devicetree/bindings/graph.txt. - 2 ports are available: - * port 0: this port is only needed if some of your DSI devices are - controlled through an external bus like I2C or SPI. Can have at - most 4 endpoints. The endpoint number is directly encoding the - DSI virtual channel used by this device. - * port 1: represents the DPI input. - Other ports will be added later to support the new kind of inputs. - -- one subnode per DSI device connected on the DSI bus. Each DSI device should - contain a reg property encoding its virtual channel. - -Example: - dsi0: dsi@fd0c0000 { - compatible = "cdns,dsi"; - reg = <0x0 0xfd0c0000 0x0 0x1000>; - clocks = <&pclk>, <&sysclk>; - clock-names = "dsi_p_clk", "dsi_sys_clk"; - interrupts = <1>; - phys = <&dphy0>; - phy-names = "dphy"; - #address-cells = <1>; - #size-cells = <0>; - - ports { - #address-cells = <1>; - #size-cells = <0>; - - port@1 { - reg = <1>; - dsi0_dpi_input: endpoint { - remote-endpoint = <&xxx_dpi_output>; - }; - }; - }; - - panel: dsi-dev@0 { - compatible = "<vendor,panel>"; - reg = <0>; - }; - }; - -or - - dsi0: dsi@fd0c0000 { - compatible = "cdns,dsi"; - reg = <0x0 0xfd0c0000 0x0 0x1000>; - clocks = <&pclk>, <&sysclk>; - clock-names = "dsi_p_clk", "dsi_sys_clk"; - interrupts = <1>; - phys = <&dphy1>; - phy-names = "dphy"; - #address-cells = <1>; - #size-cells = <0>; - - ports { - #address-cells = <1>; - #size-cells = <0>; - - port@0 { - reg = <0>; - #address-cells = <1>; - #size-cells = <0>; - - dsi0_output: endpoint@0 { - reg = <0>; - remote-endpoint = <&dsi_panel_input>; - }; - }; - - port@1 { - reg = <1>; - dsi0_dpi_input: endpoint { - remote-endpoint = <&xxx_dpi_output>; - }; - }; - }; - }; - - i2c@xxx { - panel: panel@59 { - compatible = "<vendor,panel>"; - reg = <0x59>; - - port { - dsi_panel_input: endpoint { - remote-endpoint = <&dsi0_output>; - }; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,dsi.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,dsi.yaml new file mode 100644 index 000000000000..3161c33093c1 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/cdns,dsi.yaml @@ -0,0 +1,157 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/cdns,dsi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cadence DSI bridge + +maintainers: + - Boris Brezillon <boris.brezillon@xxxxxxxxxxx> + +description: | + CDNS DSI is a bridge device which converts DPI to DSI + +properties: + compatible: + enum: + - cdns,dsi + + reg: + maxItems: 1 + + clocks: + items: + - description: PSM clock, used by the IP + - description: sys clock, used by the IP + + clock-names: + items: + - const: dsi_p_clk + - const: dsi_sys_clk + + phys: + maxItems: 1 + + phy-names: + const: dphy + + interrupts: + maxItems: 1 + + resets: + maxItems: 1 + + reset-names: + const: dsi_p_rst + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: + Output port representing the DSI output. It can have + at most 4 endpoints. The endpoint number is directly encoding + the DSI virtual channel used by this device. + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: + Input port representing the DPI input. + + required: + - port@1 + +allOf: + - $ref: ../dsi-controller.yaml# + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - phys + - phy-names + - ports + +unevaluatedProperties: false + +examples: + - | + bus { + #address-cells = <2>; + #size-cells = <2>; + + dsi@fd0c0000 { + compatible = "cdns,dsi"; + reg = <0x0 0xfd0c0000 0x0 0x1000>; + clocks = <&pclk>, <&sysclk>; + clock-names = "dsi_p_clk", "dsi_sys_clk"; + interrupts = <1>; + phys = <&dphy0>; + phy-names = "dphy"; + + #address-cells = <1>; + #size-cells = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + endpoint { + remote-endpoint = <&xxx_dpi_output>; + }; + }; + }; + + panel@0 { + compatible = "panasonic,vvx10f034n00"; + reg = <0>; + power-supply = <&vcc_lcd_reg>; + }; + }; + }; + + - | + bus { + #address-cells = <2>; + #size-cells = <2>; + + dsi@fd0c0000 { + compatible = "cdns,dsi"; + reg = <0x0 0xfd0c0000 0x0 0x1000>; + clocks = <&pclk>, <&sysclk>; + clock-names = "dsi_p_clk", "dsi_sys_clk"; + interrupts = <1>; + phys = <&dphy1>; + phy-names = "dphy"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + #address-cells = <1>; + #size-cells = <0>; + + endpoint@0 { + reg = <0>; + remote-endpoint = <&dsi_panel_input>; + }; + }; + + port@1 { + reg = <1>; + endpoint { + remote-endpoint = <&xxx_dpi_output>; + }; + }; + }; + }; + }; -- 2.37.3