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Signed-off-by: Liu Ying --- .../imx/fsl,imx8qxp-dc-display-engine.yaml | 166 ++++++++++++++++++ 1 file changed, 166 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/imx/fsl,imx8qxp-dc-display-engine.yaml diff --git a/Documentation/devicetree/bindings/display/imx/fsl,imx8qxp-dc-display-engine.yaml b/Documentation/devicetree/bindings/display/imx/fsl,imx8qxp-dc-display-engine.yaml new file mode 100644 index 000000000000..dc9579897b76 --- /dev/null +++ b/Documentation/devicetree/bindings/display/imx/fsl,imx8qxp-dc-display-engine.yaml @@ -0,0 +1,166 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/imx/fsl,imx8qxp-dc-display-engine.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Freescale i.MX8qxp Display Controller Display Engine + +description: + All Processing Units that operate in a display clock domain. Pixel pipeline + is driven by a video timing and cannot be stalled. Implements all display + specific processing. + +maintainers: + - Liu Ying + +properties: + compatible: + const: fsl,imx8qxp-dc-display-engine + + reg: + maxItems: 2 + + reg-names: + items: + - const: top + - const: cfg + + resets: + maxItems: 1 + + interrupts: + maxItems: 3 + + interrupt-names: + items: + - const: shdload + - const: framecomplete + - const: seqcomplete + + power-domains: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + ranges: true + + fsl,dc-de-id: + description: Display Engine instance number + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [0, 1] + + port: + $ref: /schemas/graph.yaml#/properties/port + description: video output + +patternProperties: + "^dither@[0-9a-f]+$": + type: object + additionalProperties: true + + properties: + compatible: + const: fsl,imx8qxp-dc-dither + + "^framegen@[0-9a-f]+$": + type: object + additionalProperties: true + + properties: + compatible: + const: fsl,imx8qxp-dc-framegen + + "^gammacor@[0-9a-f]+$": + type: object + additionalProperties: true + + properties: + compatible: + const: fsl,imx8qxp-dc-gammacor + + "^matrix@[0-9a-f]+$": + type: object + additionalProperties: true + + properties: + compatible: + const: fsl,imx8qxp-dc-matrix + + "^signature@[0-9a-f]+$": + type: object + additionalProperties: true + + properties: + compatible: + const: fsl,imx8qxp-dc-signature + + "^tcon@[0-9a-f]+$": + type: object + additionalProperties: true + + properties: + compatible: + const: fsl,imx8qxp-dc-tcon + +required: + - compatible + - reg + - reg-names + - interrupts + - interrupt-names + - power-domains + - "#address-cells" + - "#size-cells" + - ranges + - fsl,dc-de-id + - port + +additionalProperties: false + +examples: + - | + #include + #include + + display-engine@5618b400 { + compatible = "fsl,imx8qxp-dc-display-engine"; + reg = <0x5618b400 0x14>, <0x5618b800 0x1c00>; + reg-names = "top", "cfg"; + interrupt-parent = <&dc0_intc>; + interrupts = <15>, <16>, <17>; + interrupt-names = "shdload", "framecomplete", "seqcomplete"; + power-domains = <&pd IMX_SC_R_DC_0_PLL_0>; + #address-cells = <1>; + #size-cells = <1>; + ranges; + fsl,dc-de-id = <0>; + + framegen@5618b800 { + compatible = "fsl,imx8qxp-dc-framegen"; + reg = <0x5618b800 0x400>; + clocks = <&dc0_disp_lpcg IMX_LPCG_CLK_0>; + interrupt-parent = <&dc0_intc>; + interrupts = <18>, <19>, <20>, <21>, <41>, <42>, <43>, <44>; + interrupt-names = "int0", "int1", "int2", "int3", + "primsync_on", "primsync_off", + "secsync_on", "secsync_off"; + fsl,dc-fg-id = <0>; + }; + + tcon@5618c800 { + compatible = "fsl,imx8qxp-dc-tcon"; + reg = <0x5618c800 0x800>; + fsl,dc-tc-id = <0>; + }; + + port { + dc0_disp0_dc0_pixel_combiner_ch0: endpoint { + remote-endpoint = <&dc0_pixel_combiner_ch0_dc0_disp0>; + }; + }; + };