[PATCH v4,1/3] dt-bindings: display: mediatek: dsi: Convert dsi_dtbinding to .yaml

Rob Herring robh at kernel.org
Wed Apr 13 14:20:38 PDT 2022


On Sat, Apr 09, 2022 at 05:11:52PM +0800, xinlei.lee at mediatek.com wrote:
> From: Xinlei Lee <xinlei.lee at mediatek.com>
> 
> Convert mediatek,dsi.txt to mediatek,dsi.yaml format
> 
> Signed-off-by: Xinlei Lee <xinlei.lee at mediatek.com>
> ---
>  .../display/mediatek/mediatek,dsi.txt         |  62 ---------
>  .../display/mediatek/mediatek,dsi.yaml        | 118 ++++++++++++++++++
>  2 files changed, 118 insertions(+), 62 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
>  create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.yaml


> diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.yaml
> new file mode 100644
> index 000000000000..431bb981394f
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.yaml
> @@ -0,0 +1,118 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/mediatek/mediatek,dsi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: MediaTek DSI Controller Device Tree Bindings
> +
> +maintainers:
> +  - CK Hu <ck.hu at mediatek.com>
> +  - Jitao Shi <jitao.shi at mediatek.com>
> +  - Xinlei Lee <xinlei.lee at mediatek.com>
> +
> +description: |
> +  The MediaTek DSI function block is a sink of the display subsystem and can
> +  drive up to 4-lane MIPI DSI output. Two DSIs can be synchronized for dual-
> +  channel output.

allOf:
  - $ref: /schemas/display/dsi-controller.yaml#

> +
> +properties:
> +  compatible:
> +    enum:
> +      - mediatek,mt2701-dsi
> +      - mediatek,mt7623-dsi
> +      - mediatek,mt8167-dsi
> +      - mediatek,mt8173-dsi
> +      - mediatek,mt8183-dsi
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: Engine Clock
> +      - description: Digital Clock
> +      - description: HS Clock
> +
> +  clock-names:
> +    items:
> +      - const: engine
> +      - const: digital
> +      - const: hs
> +
> +  resets:
> +    maxItems: 1
> +
> +  phys:
> +    maxItems: 1
> +
> +  phy-names:
> +    items:
> +      - const: dphy
> +
> +  port:
> +    $ref: /schemas/graph.yaml#/properties/port
> +    description:
> +      Output port node. This port should be connected to the input
> +      port of an attached DSI panel or DSI-to-eDP encoder chip.
> +
> +
> +  "#address-cells":
> +    const: 2
> +
> +  "#size-cells":
> +    const: 2
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - power-domains
> +  - clocks
> +  - clock-names
> +  - phys
> +  - phy-names
> +  - port
> +
> +additionalProperties: false

with the above,

unevaluatedProperties: false

> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/mt8183-clk.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/interrupt-controller/irq.h>
> +    #include <dt-bindings/power/mt8183-power.h>
> +    #include <dt-bindings/phy/phy.h>
> +    #include <dt-bindings/reset/mt8183-resets.h>
> +
> +    soc {
> +        #address-cells = <2>;
> +        #size-cells = <2>;
> +
> +        dsi0: dsi at 14014000 {
> +            compatible = "mediatek,mt8183-dsi";
> +            reg = <0 0x14014000 0 0x1000>;
> +            interrupts = <GIC_SPI 236 IRQ_TYPE_LEVEL_LOW>;
> +            power-domains = <&spm MT8183_POWER_DOMAIN_DISP>;
> +            clocks = <&mmsys CLK_MM_DSI0_MM>,
> +                <&mmsys CLK_MM_DSI0_IF>,
> +                <&mipi_tx0>;
> +            clock-names = "engine", "digital", "hs";
> +            resets = <&mmsys MT8183_MMSYS_SW0_RST_B_DISP_DSI0>;
> +            phys = <&mipi_tx0>;
> +            phy-names = "dphy";
> +            port {
> +                dsi0_out: endpoint {
> +                    remote-endpoint = <&panel_in>;
> +                };
> +            };
> +        };
> +    };
> +
> +...
> -- 
> 2.18.0
> 
> 



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