diff options
Diffstat (limited to 'Documentation/devicetree/bindings/display/bridge/fsl,ldb.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/display/bridge/fsl,ldb.yaml | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/bridge/fsl,ldb.yaml b/Documentation/devicetree/bindings/display/bridge/fsl,ldb.yaml new file mode 100644 index 0000000000..07388bf2b9 --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/fsl,ldb.yaml @@ -0,0 +1,122 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/fsl,ldb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX8MP DPI to LVDS bridge chip + +maintainers: + - Marek Vasut <marex@denx.de> + +description: | + The i.MX8MP mediamix contains two registers which are responsible + for configuring the on-SoC DPI-to-LVDS serializer. This describes + those registers as bridge within the DT. + +properties: + compatible: + enum: + - fsl,imx6sx-ldb + - fsl,imx8mp-ldb + - fsl,imx93-ldb + + clocks: + maxItems: 1 + + clock-names: + const: ldb + + reg: + maxItems: 2 + + reg-names: + items: + - const: ldb + - const: lvds + + ports: + $ref: /schemas/graph.yaml#/properties/ports + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: Video port for DPI input. + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: Video port for LVDS Channel-A output (panel or bridge). + + port@2: + $ref: /schemas/graph.yaml#/properties/port + description: Video port for LVDS Channel-B output (panel or bridge). + + required: + - port@0 + - port@1 + +required: + - compatible + - clocks + - ports + +allOf: + - if: + properties: + compatible: + contains: + enum: + - fsl,imx6sx-ldb + - fsl,imx93-ldb + then: + properties: + ports: + properties: + port@2: false + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/imx8mp-clock.h> + + blk-ctrl { + #address-cells = <1>; + #size-cells = <1>; + + bridge@5c { + compatible = "fsl,imx8mp-ldb"; + clocks = <&clk IMX8MP_CLK_MEDIA_LDB>; + clock-names = "ldb"; + reg = <0x5c 0x4>, <0x128 0x4>; + reg-names = "ldb", "lvds"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + ldb_from_lcdif2: endpoint { + remote-endpoint = <&lcdif2_to_ldb>; + }; + }; + + port@1 { + reg = <1>; + + ldb_lvds_ch0: endpoint { + remote-endpoint = <&ldb_to_lvdsx4panel>; + }; + }; + + port@2 { + reg = <2>; + + ldb_lvds_ch1: endpoint { + }; + }; + }; + }; + }; |