From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C37B02D73A6; Wed, 10 Jun 2026 23:20:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781133635; cv=none; b=ExXygbCR4490zRq63r4EdxfcLZrW/mXmPEnToIsiicrb5jFOGy7WVVWksiUrA7Yf7Ny/kM5v7ZXMqbQ2ONR9KqaFDRyh3TgZNl7OOaiOp47STF7pFXN9IU9dYQquoYyBdqV/geR9RikLofAR/QNBzAG7RiKInb5kyf1pJt3I7ug= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781133635; c=relaxed/simple; bh=1sBfgUpTaMt3+5XDmLI9dhmy6pYrizel4o+tCMTtBq0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=In+tBSZeuEZRJwBYEO7oi7oyiykFm1htiV+nQFXOmL5AhaS/jSLK72i7BSJLMDSVniaik2R/MnaHv/agt7nCSlHaTqjvbK0+dlP3186WiovxAR4sibHcScCabVONrLDC6YpnEYNurC1lm16E0OJPnDBywYTTy+p2vzLYu2quMoM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=oKe6LGbz; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="oKe6LGbz" Received: from killaraus.ideasonboard.com (2001-14ba-70f3-e800--a06.rev.dnainternet.fi [IPv6:2001:14ba:70f3:e800::a06]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id CB5691283; Thu, 11 Jun 2026 01:20:01 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1781133602; bh=1sBfgUpTaMt3+5XDmLI9dhmy6pYrizel4o+tCMTtBq0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=oKe6LGbzyVucGlmDps3xkBk/Oe5+4XfOzgqlk3tkSxfJ5QDNI3rdyRhAZHzJ2IRZO BNrlCg+2fNXqsZb0NlGeYX7pADzmLZbF6ZhO9ettaZrWuGKpVH/+DP4+j3mG0UIYER Jln+gwfc+DtfyUfywxeFhUfV5s/ceu3KisOoy884= Date: Thu, 11 Jun 2026 02:20:29 +0300 From: Laurent Pinchart To: Tomi Valkeinen Cc: Geert Uytterhoeven , Michael Turquette , Stephen Boyd , Andrzej Hajda , Neil Armstrong , Robert Foss , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Magnus Damm , Marek Vasut , Kieran Bingham , Philipp Zabel , 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 Subject: Re: [PATCH v3 2/7] dt-bindings: display: bridge: Document Renesas R-Car V4H DSC bindings Message-ID: <20260610232029.GC1632628@killaraus.ideasonboard.com> References: <20260515-rcar-du-dsc-v3-0-164157820498@ideasonboard.com> <20260515-rcar-du-dsc-v3-2-164157820498@ideasonboard.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260515-rcar-du-dsc-v3-2-164157820498@ideasonboard.com> Hi Tomi and Marek, Thank you for the patch. On Fri, May 15, 2026 at 12:09:27PM +0300, Tomi Valkeinen wrote: > From: Marek Vasut > > 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 > [tomi.valkeinen: fix the example] > Signed-off-by: Tomi Valkeinen With the comments from Conor in v2 addressed, Reviewed-by: Laurent Pinchart > --- > .../bindings/display/bridge/renesas,dsc.yaml | 96 ++++++++++++++++++++++ > 1 file changed, 96 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..2918d592732b > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/bridge/renesas,dsc.yaml > @@ -0,0 +1,96 @@ > +# 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 > + > +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: > + const: renesas,r8a779g0-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 > + #include > + #include > + > + dsc@feb8d000 { > + compatible = "renesas,r8a779g0-dsc"; > + reg = <0xfeb8d000 0x400>; > + interrupts = ; > + clocks = <&cpg CPG_MOD 2819>; > + power-domains = <&sysc R8A779G0_PD_ALWAYS_ON>; > + resets = <&cpg 2819>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + dsc_in_dsi1: endpoint { > + remote-endpoint = <&du_out_dsi1>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + dsc_out_dsi1: endpoint { > + remote-endpoint = <&dsi1_in>; > + }; > + }; > + }; > + }; > +... -- Regards, Laurent Pinchart