From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4839F2236EE; Wed, 6 May 2026 19:43:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778096629; cv=none; b=L9/+LuvpHimKBojJfLXn8vsZFYq/4LtAH9a6OgMaeHTmt0bpBtfJfQ05gTOgvVPvdAgqHbMannqmiaFdy/IBF6TnaogyN96G0D2CYFSTKelfKU5KmVnK3LP3tCAP4F+T/fC1ZFxaL7SAZVx61kiRFBsAuDBXLF+G1yoq3SDnrys= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778096629; c=relaxed/simple; bh=yBKhUTLCJ2QHF56yMuQaZcb5yds3Ll46g1mWTKd7ads=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=lmw0D2o9CuIRTFDi7BoAIX5676LiYxN8A+XnM6muNa68jqV52pMk0oym44hvHUCKIjtqfhs7gHb95Mt3K6LujYDIwP5kFZXQVCrhkFCpkEpCMX3cg9kuRAwPF5ubHWceMQAQTBDzUy4OKHYOK5YqEgLIA8wOljme0x+MrFfQ1t8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CCq6KrSN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="CCq6KrSN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8C797C2BCB0; Wed, 6 May 2026 19:43:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778096628; bh=yBKhUTLCJ2QHF56yMuQaZcb5yds3Ll46g1mWTKd7ads=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=CCq6KrSNkSQO91CBMGr4ZxfEL0nMqSHwov+dNb1ce79jaaRcmGUnQST0w5yuS7jON e30q9jKRiWa00x58mJSARedHjp1OsuDFfylHa1yJqERtVSJrmM45yw9Phadc7i232u Ht4p89Hcgwa5Cu3n2k/3kYy75hZOE4PkBmePeyo/F0Lzv1q2jH9+W8/IRuY+ksrAMq uINmzVkT4sCsYW3TTDL4JRl0tPERFaz+Aq/spOPxJodhAr5dwt7XUbZNSI0CPuAkKj RhmTVucwnREQhRPdivWrVmrW80aEHgRG0nmzkFulgI3ajgdmLe2nafQKybBNLe/8rZ N9YClUXE1XUKQ== Date: Wed, 6 May 2026 14:43:46 -0500 From: "Rob Herring (Arm)" To: Prabhakar Cc: dri-devel@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, Maarten Lankhorst , Krzysztof Kozlowski , Thomas Zimmermann , Simona Vetter , Maxime Ripard , Fabrizio Castro , devicetree@vger.kernel.org, Geert Uytterhoeven , David Airlie , Magnus Damm , Lad Prabhakar , Laurent Pinchart , linux-kernel@vger.kernel.org, Philipp Zabel , Conor Dooley , Tommaso Merciai , Biju Das Subject: Re: [PATCH 1/4] dt-bindings: display: renesas,rzg2l-du: Add RZ/T2H and RZ/N2H support Message-ID: <177809662589.2997094.4845644199076103667.robh@kernel.org> References: <20260429170012.366537-1-prabhakar.mahadev-lad.rj@bp.renesas.com> <20260429170012.366537-2-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260429170012.366537-2-prabhakar.mahadev-lad.rj@bp.renesas.com> On Wed, 29 Apr 2026 18:00:09 +0100, Prabhakar wrote: > From: Lad Prabhakar > > Document the Display Unit (DU) support for the RZ/T2H and RZ/N2H SoCs. > > The DU block on RZ/T2H is functionally equivalent to the RZ/G2UL DU and > supports the DPI interface, but includes SoC-specific register differences. > Add a dedicated compatible string to represent this variant. > > As the DU implementation on RZ/N2H matches RZ/T2H, describe it using an > RZ/N2H specific compatible string with the RZ/T2H compatible as fallback. > > Unlike other DU variants which use a multi-port model, the RZ/T2H and > RZ/N2H DU has a single output and is modelled using a single port node > with one endpoint. Add a port property to support this and update the > allOf constraints accordingly. > > Signed-off-by: Lad Prabhakar > --- > .../bindings/display/renesas,rzg2l-du.yaml | 24 +++++++++++++++++-- > 1 file changed, 22 insertions(+), 2 deletions(-) > Reviewed-by: Rob Herring (Arm)