This patch adds bindings for i.MX8qxp pixel link to DPI(PXL2DPI).
Signed-off-by: Liu Ying victor.liu@nxp.com --- .../display/bridge/fsl,imx8qxp-pxl2dpi.yaml | 134 +++++++++++++++++++++ 1 file changed, 134 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pxl2dpi.yaml
diff --git a/Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pxl2dpi.yaml b/Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pxl2dpi.yaml new file mode 100644 index 00000000..1649622 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/fsl,imx8qxp-pxl2dpi.yaml @@ -0,0 +1,134 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/fsl,imx8qxp-pxl2dpi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX8qxp Pixel Link to Display Pixel Interface + +maintainers: + - Liu Ying victor.liu@nxp.com + +description: | + The Freescale i.MX8qxp Pixel Link to Display Pixel Interface(PXL2DPI) + interfaces the pixel link 36-bit data output and the DSI controller’s + MIPI-DPI 24-bit data input, and inputs of LVDS Display Bridge(LDB) module + used in LVDS mode, to remap the pixel color codings between those modules. + This module is purely combinatorial. + +properties: + compatible: + const: fsl,imx8qxp-pxl2dpi + + power-domains: + maxItems: 1 + + fsl,syscon: + $ref: /schemas/types.yaml#/definitions/phandle + description: | + A phandle which points to Control and Status Registers(CSR) module. + + fsl,companion-pxl2dpi: + $ref: /schemas/types.yaml#/definitions/phandle + description: | + A phandle which points to companion PXL2DPI which is used by downstream + LVDS Display Bridge(LDB) in split mode. + + ports: + type: object + description: | + A node containing PXL2DPI input & output port nodes with endpoint + definitions as documented in + Documentation/devicetree/bindings/media/video-interfaces.txt + Documentation/devicetree/bindings/graph.txt + + properties: + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + port@0: + type: object + description: The PXL2DPI input port node from pixel link. + + properties: + reg: + const: 0 + + required: + - reg + + port@1: + type: object + description: The PXL2DPI output port node to downstream bridge. + + properties: + reg: + const: 1 + + required: + - reg + + required: + - "#address-cells" + - "#size-cells" + - port@0 + - port@1 + + additionalProperties: false + +required: + - compatible + - power-domains + - fsl,syscon + - ports + +additionalProperties: false + +examples: + - | + #include <dt-bindings/firmware/imx/rsrc.h> + pxl2dpi { + compatible = "fsl,imx8qxp-pxl2dpi"; + power-domains = <&pd IMX_SC_R_MIPI_0>; + fsl,syscon = <&mipi_lvds_0_csr>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + mipi_lvds_0_pxl2dpi_dc_pixel_link0: endpoint@0 { + reg = <0>; + remote-endpoint = <&dc_pixel_link0_mipi_lvds_0_pxl2dpi>; + }; + + mipi_lvds_0_pxl2dpi_dc_pixel_link1: endpoint@1 { + reg = <1>; + remote-endpoint = <&dc_pixel_link1_mipi_lvds_0_pxl2dpi>; + }; + }; + + port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + mipi_lvds_0_pxl2dpi_mipi_lvds_0_ldb_ch0: endpoint@0 { + reg = <0>; + remote-endpoint = <&mipi_lvds_0_ldb_ch0_mipi_lvds_0_pxl2dpi>; + }; + + mipi_lvds_0_pxl2dpi_mipi_lvds_0_ldb_ch1: endpoint@1 { + reg = <1>; + remote-endpoint = <&mipi_lvds_0_ldb_ch1_mipi_lvds_0_pxl2dpi>; + }; + }; + }; + };