linux-kernel - Re: [PATCH v17 3/8] dt-bindings: display: bridge: Add Cadence MHDP8501

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Message-ID: <wfdanj6ibwybx2puqvi6xjy6h5t4yagnb2mod7ln3zca4dl5wz@4mvbe6wjavb6>
Date: Tue, 24 Sep 2024 10:26:39 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Sandor Yu <Sandor.yu@....com>
Cc: dmitry.baryshkov@...aro.org, andrzej.hajda@...el.com, 
	neil.armstrong@...aro.org, Laurent.pinchart@...asonboard.com, jonas@...boo.se, 
	jernej.skrabec@...il.com, airlied@...il.com, daniel@...ll.ch, robh+dt@...nel.org, 
	krzysztof.kozlowski+dt@...aro.org, shawnguo@...nel.org, s.hauer@...gutronix.de, festevam@...il.com, 
	vkoul@...nel.org, dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org, 
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, linux-phy@...ts.infradead.org, 
	mripard@...nel.org, kernel@...gutronix.de, linux-imx@....com, oliver.brown@....com, 
	alexander.stein@...tq-group.com, sam@...nborg.org
Subject: Re: [PATCH v17 3/8] dt-bindings: display: bridge: Add Cadence
 MHDP8501

On Tue, Sep 24, 2024 at 03:36:48PM +0800, Sandor Yu wrote:
> Add bindings for Cadence MHDP8501 DisplayPort/HDMI bridge.
> 
> Signed-off-by: Sandor Yu <Sandor.yu@....com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Drop

> ---
> v16->v17:
> - Add lane-mapping property

That's a significant change.

> 
> v9->v16:
>  *No change
> 
> .../display/bridge/cdns,mhdp8501.yaml         | 109 ++++++++++++++++++
>  1 file changed, 109 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/display/bridge/cdns,mhdp8501.yaml
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8501.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8501.yaml
> new file mode 100644
> index 0000000000000..3f79f328c7425
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8501.yaml

> @@ -0,0 +1,109 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/bridge/cdns,mhdp8501.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Cadence MHDP8501 DP/HDMI bridge
> +
> +maintainers:
> +  - Sandor Yu <Sandor.yu@....com>
> +
> +description:
> +  Cadence MHDP8501 DisplayPort/HDMI interface.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - fsl,imx8mq-mhdp8501
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +    description: MHDP8501 DP/HDMI APB clock.
> +
> +  phys:
> +    maxItems: 1
> +    description:
> +      phandle to the DP/HDMI PHY
> +
> +  interrupts:
> +    items:
> +      - description: Hotplug cable plugin.
> +      - description: Hotplug cable plugout.
> +
> +  interrupt-names:
> +    items:
> +      - const: plug_in
> +      - const: plug_out
> +
> +  lane-mapping:
> +    description: lane mapping for HDMI or DisplayPort interface.

Where is the definition of this property? I do not see any $ref here, so
did you add it to dtschema?

Best regards,
Krzysztof