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From: Rob Herring <robh+dt@kernel.org>
To: allen <allen.chen@ite.com.tw>
Cc: "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
	<devicetree@vger.kernel.org>,
	Kenneth Hung <Kenneth.Hung@ite.com.tw>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Neil Armstrong <narmstrong@baylibre.com>,
	David Airlie <airlied@linux.ie>,
	"open list:DRM DRIVERS" <dri-devel@lists.freedesktop.org>,
	Jau-Chih Tseng <Jau-Chih.Tseng@ite.com.tw>,
	open list <linux-kernel@vger.kernel.org>,
	Robert Foss <robert.foss@linaro.org>,
	Pin-yen Lin <treapking@chromium.org>,
	Hermes Wu <Hermes.Wu@ite.com.tw>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Jonas Karlman <jonas@kwiboo.se>
Subject: Re: [PATCH v3 1/2] dt-bindings: it6505: add properties to restrict output bandwidth
Date: Thu, 6 Oct 2022 07:54:06 -0500	[thread overview]
Message-ID: <CAL_JsqJvwi5wL9_POvPcQASXDzrcw0CQ2T7Xig0hCHjiSaQ7Tw@mail.gmail.com> (raw)
In-Reply-To: <20221006020444.15823-2-allen.chen@ite.com.tw>

On Wed, Oct 5, 2022 at 9:05 PM allen <allen.chen@ite.com.tw> wrote:
>
> From: allen chen <allen.chen@ite.com.tw>
>
> Add properties to restrict dp output data-lanes and clock.
>
> Signed-off-by: Pin-Yen Lin <treapking@chromium.org>
> Signed-off-by: Allen Chen <allen.chen@ite.com.tw>
> ---
>  .../bindings/display/bridge/ite,it6505.yaml          | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml
> index 833d11b2303a..f5482a614d05 100644
> --- a/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml
> +++ b/Documentation/devicetree/bindings/display/bridge/ite,it6505.yaml
> @@ -52,6 +52,16 @@ properties:
>      maxItems: 1
>      description: extcon specifier for the Power Delivery
>
> +  ite,dp-output-data-lane-count:
> +    description: restrict the dp output data-lanes with value of 1-4
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [ 1, 2, 4 ]

We have a standard property for lanes: data-lanes

It goes in the endpoint.

> +
> +  ite,dp-output-max-pixel-clock-mhz:
> +    description: restrict max pixel clock
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    default: 150

Also have a common property for this: 'link-frequencies'

  parent reply	other threads:[~2022-10-06 12:54 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-06  2:04 [PATCH v3 0/2] *** IT6505 driver read dt properties *** allen
2022-10-06  2:04 ` [PATCH v3 1/2] dt-bindings: it6505: add properties to restrict output bandwidth allen
2022-10-06  8:16   ` Krzysztof Kozlowski
2022-10-07  3:18     ` allen.chen
2022-10-07  6:58       ` Krzysztof Kozlowski
2022-10-06 12:27   ` Rob Herring
2022-10-06 12:54   ` Rob Herring [this message]
2022-10-06  2:04 ` [PATCH v3 2/2] drm/bridge: add it6505 driver to read data-lanes and max-pixel-clock-mhz from dt allen

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