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 5988A1898FB; Wed, 10 Jun 2026 23:18:47 +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=1781133529; cv=none; b=Wzmd8NyDZBlpu39ERHfp+vy2+0J3UQ/+mmUQcLAjcXXeHw6Uy/dZ59cSMnUgM9Fjb80A0gIPwQJESRU1btWRAXWE03GQn+MR/C05tVdBZZEepAGdr044bRhFWb4mnlFz9v1xWyKXYqUIqBh89Ond1npTCIufKjekdhtfMiAfyLg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781133529; c=relaxed/simple; bh=bDutxsDGuo64IizNyxZ3PZMW7vgf15RM9takx0DvE9g=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=eqkcCvWr0ILfVssPNmrSV415kygUxLI1weIY8pxwvzRXypJ8pISrXbImXNBk3ld5G69k4T6kWeEpZVZnS3277e9OG/blizBs2IW7lkkLaTD37WaqPmlgHckXvU30Kjc2nS/pO9GmqDnJ8IIoXL3kE0PK5xVNGS6FGT4lcVKDKoY= 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=IU0H9k89; 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="IU0H9k89" 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 C4C419D1; Thu, 11 Jun 2026 01:18:14 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1781133495; bh=bDutxsDGuo64IizNyxZ3PZMW7vgf15RM9takx0DvE9g=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=IU0H9k89utnCTP8294WQVrX4V7yUu1dCAp/7cj2CxziK3GlvEP7jp4nxaWe60bykX 0YR2Nt6KMs7QgEF2RP+wqg6h05arbJb4q4SQvh3BN0KhqLiFPGpvKOYstMthRFIQMM Ka287by0WrkpCnyCg4fTZQCOa17uSWpZrlacTa3s= Date: Thu, 11 Jun 2026 02:18:42 +0300 From: Laurent Pinchart To: Conor Dooley Cc: Tomi Valkeinen , 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 v2 2/5] dt-bindings: display: bridge: Document Renesas R-Car V4H DSC bindings Message-ID: <20260610231842.GA1751568@killaraus.ideasonboard.com> References: <20260515-rcar-du-dsc-v2-0-f6b9240a1240@ideasonboard.com> <20260515-rcar-du-dsc-v2-2-f6b9240a1240@ideasonboard.com> <20260515-fraying-trickle-7511a2eeaf44@spud> 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-fraying-trickle-7511a2eeaf44@spud> On Fri, May 15, 2026 at 06:32:27PM +0100, Conor Dooley wrote: > On Fri, May 15, 2026 at 10:56:15AM +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 > > --- > > .../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 > > Filename matching the compatible please. > > pw-bot: changes-requested > > > @@ -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 { > > Speaking of fixing the example, should this not be "decoder" or Or rather "encoder" > "bridge"? > Not a big deal though. > With the changed filename > Acked-by: Conor Dooley > > > + 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