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Reviewed-by: Rob Herring (Arm) Reviewed-by: Frank Li Signed-off-by: Laurentiu Palcu --- .../bindings/display/imx/nxp,imx94-dcif.yaml | 90 ++++++++++++++++++++++ MAINTAINERS | 8 ++ 2 files changed, 98 insertions(+) diff --git a/Documentation/devicetree/bindings/display/imx/nxp,imx94-dcif.yaml b/Documentation/devicetree/bindings/display/imx/nxp,imx94-dcif.yaml new file mode 100644 index 0000000000000..8894e87666972 --- /dev/null +++ b/Documentation/devicetree/bindings/display/imx/nxp,imx94-dcif.yaml @@ -0,0 +1,90 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2025 NXP +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/imx/nxp,imx94-dcif.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: i.MX94 Display Control Interface (DCIF) + +maintainers: + - Laurentiu Palcu + +description: + The Display Control Interface(DCIF) is a system master that fetches graphics + stored in memory and displays them on a TFT LCD panel or connects to a + display interface depending on the chip configuration. + +properties: + compatible: + const: nxp,imx94-dcif + + reg: + maxItems: 1 + + interrupts: + items: + - description: CPU domain 0 (controlled by common registers group). + - description: CPU domain 1 (controlled by background layer registers group). + - description: CPU domain 2 (controlled by foreground layer registers group). + + interrupt-names: + items: + - const: common + - const: bg_layer + - const: fg_layer + + clocks: + maxItems: 3 + + clock-names: + items: + - const: apb + - const: axi + - const: pix + + power-domains: + maxItems: 1 + + port: + $ref: /schemas/graph.yaml#/$defs/port-base + unevaluatedProperties: false + description: Display Pixel Interface(DPI) output port + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + +required: + - compatible + - reg + - interrupts + - clocks + - power-domains + - port + +additionalProperties: false + +examples: + - | + #include + + display-controller@4b120000 { + compatible = "nxp,imx94-dcif"; + reg = <0x4b120000 0x300000>; + interrupts = , + , + ; + interrupt-names = "common", "bg_layer", "fg_layer"; + clocks = <&scmi_clk 69>, <&scmi_clk 70>, <&dispmix_csr 0>; + clock-names = "apb", "axi", "pix"; + assigned-clocks = <&dispmix_csr 0>; + assigned-clock-parents = <&ldb_pll_pixel>; + power-domains = <&scmi_devpd 11>; + port { + dcif_out: endpoint { + remote-endpoint = <&ldb_in>; + }; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index c57be10c87296..2f87d0b02ccfe 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -20313,6 +20313,14 @@ S: Maintained F: Documentation/devicetree/bindings/media/nxp,imx8-jpeg.yaml F: drivers/media/platform/nxp/imx-jpeg +NXP i.MX 94 DCIF DRIVER +M: Laurentiu Palcu +L: dri-devel@lists.freedesktop.org +L: imx@lists.linux.dev +S: Maintained +T: git https://gitlab.freedesktop.org/drm/misc/kernel.git +F: Documentation/devicetree/bindings/display/imx/nxp,imx94-dcif.yaml + NXP i.MX 95 CSI PIXEL FORMATTER V4L2 DRIVER M: Guoniu Zhou L: imx@lists.linux.dev -- 2.53.0