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From: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>
To: Tomi Valkeinen <tomi.valkeinen+renesas@ideasonboard.com>
Cc: linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	devicetree@vger.kernel.org,
	Geert Uytterhoeven <geert+renesas@glider.be>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Andrzej Hajda <andrzej.hajda@intel.com>,
	Neil Armstrong <neil.armstrong@linaro.org>,
	Robert Foss <rfoss@kernel.org>,
	Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
	Jonas Karlman <jonas@kwiboo.se>,
	Jernej Skrabec <jernej.skrabec@gmail.com>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Magnus Damm <magnus.damm@gmail.com>,
	Marek Vasut <marek.vasut+renesas@mailbox.org>,
	Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>,
	Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	Conor Dooley <conor.dooley@microchip.com>
Subject: Re: [PATCH v4 2/7] dt-bindings: display: bridge: Document Renesas R-Car V4H DSC bindings
Date: Mon, 15 Jun 2026 09:39:34 +0300	[thread overview]
Message-ID: <7e0fc443-62a7-425b-8960-583fbad8aced@ideasonboard.com> (raw)
In-Reply-To: <20260615-rcar-du-dsc-v4-2-93096a1b56a3@ideasonboard.com>

Hi,

On 15/06/2026 09:28, Tomi Valkeinen wrote:
> From: Marek Vasut <marek.vasut+renesas@mailbox.org>
> 
> The Renesas DSC Display Stream Compression is a bridge embedded in the
> Renesas R-Car V4H SoC. The bridge performs VESA DSC encoding of up to
> 8k or 400 Mpixel/s .
> 
> Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>
> [tomi.valkeinen: fix the example]
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen+renesas@ideasonboard.com>
> Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
> Acked-by: Conor Dooley <conor.dooley@microchip.com>
> ---
>   .../bindings/display/bridge/renesas,dsc.yaml       | 99 ++++++++++++++++++++++
>   1 file changed, 99 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/renesas,dsc.yaml b/Documentation/devicetree/bindings/display/bridge/renesas,dsc.yaml
> new file mode 100644
> index 000000000000..4d2c2c6cb1f0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/display/bridge/renesas,dsc.yaml
> @@ -0,0 +1,99 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/display/bridge/renesas,dsc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Renesas R-Car DSC Display Stream Compression
> +
> +maintainers:
> +  - Marek Vasut <marek.vasut+renesas@mailbox.org>
> +
> +description: |
> +  This binding describes the VESA DSC Display Stream Compression encoder
> +  embedded in the Renesas R-Car V4H SoC. The encoder supports all DSC1.1
> +  encoding mechanisms, configurable bits-per-pixel, resolution up to 8k.
> +
> +properties:
> +  compatible:
> +    items:
> +      - enum:
> +          - renesas,r8a779g0-dsc
> +      - const: renesas,rcar-dsc
> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  power-domains:
> +    maxItems: 1
> +
> +  resets:
> +    maxItems: 1
> +
> +  ports:
> +    $ref: /schemas/graph.yaml#/properties/ports
> +
> +    properties:
> +      port@0:
> +        $ref: /schemas/graph.yaml#/properties/port
> +        description: R-Car DU input port
> +
> +      port@1:
> +        $ref: /schemas/graph.yaml#/properties/port
> +        description: R-Car DSI output port
> +
> +    required:
> +      - port@0
> +      - port@1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +  - interrupts
> +  - power-domains
> +  - resets
> +  - ports
> +
> +unevaluatedProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/r8a779g0-cpg-mssr.h>
> +    #include <dt-bindings/interrupt-controller/arm-gic.h>
> +    #include <dt-bindings/power/r8a779g0-sysc.h>
> +
> +    bridge@feb8d000 {
> +        compatible = "renesas,r8a779g0-dsc";

I missed adding "renesas,rcar-dsc" here.

  Tomi


  reply	other threads:[~2026-06-15  6:39 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-06-15  6:28 [PATCH v4 0/7] drm/rcar-du: Add support for DSI pipelines with DSC Tomi Valkeinen
2026-06-15  6:28 ` [PATCH v4 1/7] clk: renesas: r8a779g0: Add DSC clock Tomi Valkeinen
2026-06-15  6:28 ` [PATCH v4 2/7] dt-bindings: display: bridge: Document Renesas R-Car V4H DSC bindings Tomi Valkeinen
2026-06-15  6:39   ` Tomi Valkeinen [this message]
2026-06-15  9:24   ` Geert Uytterhoeven
2026-06-15 11:06     ` Tomi Valkeinen
2026-06-15  9:38   ` Conor Dooley
2026-06-15 11:07     ` Tomi Valkeinen
2026-06-15  6:28 ` [PATCH v4 3/7] drm/rcar-du: dsc: Add rudimentary Renesas R-Car V4H DSC driver Tomi Valkeinen
2026-06-15  9:16   ` Laurent Pinchart
2026-06-15  6:28 ` [PATCH v4 4/7] drm/rcar-du: dsi: Support DSC in the pipeline Tomi Valkeinen
2026-06-15  9:19   ` Laurent Pinchart
2026-06-15 12:15     ` Tomi Valkeinen
2026-06-15  6:28 ` [PATCH v4 5/7] arm64: dts: renesas: r8a779g0: Add DSC Tomi Valkeinen
2026-06-15  6:28 ` [PATCH v4 6/7] arm64: dts: renesas: sparrow-hawk: Enable DisplayPort by adding DSC Tomi Valkeinen
2026-06-15  6:28 ` [PATCH v4 7/7] arm64: dts: renesas: white-hawk: Add second mini-DP output support Tomi Valkeinen

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