From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A9395C7EE31 for ; Fri, 27 Jun 2025 07:57:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=zR4uFATNMv9RglHSXvIBPl+mh/+zjOtDjit754Sxl44=; b=zEuAIKBz+7Mndmq1x9J+3t7GVo 8jFJhgCVfHbJbbYBbV1MdtTsHUbPSrAn/WtTIRuHyI18vEF3UW9v5/a3LiADULsSDc3DnTb+8tRrM RK5x+cid4KGGY6eIHSmfVcfnOjIzTOj54uH5E1oGwFjFQYR6Co67pYCZHA6B1eyEhJb5QhY0VZpiY KiwXrLDdRI+2KML00B6b5//hVp46jXJbi02TfSJ10ZwvO53OStgchJo46+f3jlHI9J8janRjbwEs8 mO0jsz23SAnn3iWNFqm71YRO8NAM+LH4IhcsNsvcBsjSh4iRnsd7w7X1WEbccxR8KE0i/AyuMox/u P5i1NI8g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uV3xW-0000000Dtl0-0E8J; Fri, 27 Jun 2025 07:57:18 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uV3rP-0000000DskH-1UyB for linux-arm-kernel@lists.infradead.org; Fri, 27 Jun 2025 07:50:59 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id D86BA613B1; Fri, 27 Jun 2025 07:50:56 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AD34FC4CEEB; Fri, 27 Jun 2025 07:50:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1751010656; bh=JbS8tm4sqaGviJ8DSlzmMGTIfieonXmx71aSWeZoU2Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=PeJ/n1qq3ZXWmrji1Fxkf4lxd7vQMVfta7pftk2AhMp0U/5OPSsmOlI/rtbbTfOEw Dol/fq67fZUX0i2v3/q7nFlOTOLqSvaAPSWGA5SjPTqjVETnHyv/qs3KEUdnGfnsvh skZkDQjlO4JD80YWV332VoFwQ13PB20Eu8WASTxpZI6L4VaPC0WKxhbLtA9WsYZ1Y3 PAwN1EERW1oBTFy9AXcpR+jcmUpCaa6vmyIAS+qpyGKDJ8chmUj596vFhVM0MNJ7jC c/akt9A4lsLu1cwYJDTlrV/jwXz1KsWABx3G5YG8wKJQaUmmH3Dyj+2clEL95Mw0s8 kQw0PlxoHltFQ== Date: Fri, 27 Jun 2025 09:50:52 +0200 From: Krzysztof Kozlowski To: Kaustabh Chakraborty Cc: Inki Dae , Seung-Woo Kim , Kyungmin Park , David Airlie , Simona Vetter , Alim Akhtar , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Conor Dooley , Ajay Kumar , Akshu Agrawal , Krzysztof Kozlowski , Conor Dooley , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH v3 1/3] dt-bindings: display: samsung,exynos7-decon: add properties for iommus and ports Message-ID: <20250627-literate-talented-panda-cbac89@krzk-bin> References: <20250627-exynosdrm-decon-v3-0-5b456f88cfea@disroot.org> <20250627-exynosdrm-decon-v3-1-5b456f88cfea@disroot.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20250627-exynosdrm-decon-v3-1-5b456f88cfea@disroot.org> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Jun 27, 2025 at 12:50:28AM +0530, Kaustabh Chakraborty wrote: > Similar to FIMD and Exynos5433's DECON, the Exynos7 DECON hardware: > - May optionally require an IOMMU to initialize a display region. > - May require a port connection to another block, say an MIC or a DSI > master. > > Document these bindings in the devicetree schema. > > Signed-off-by: Kaustabh Chakraborty > --- > .../bindings/display/samsung/samsung,exynos7-decon.yaml | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/samsung/samsung,exynos7-decon.yaml b/Documentation/devicetree/bindings/display/samsung/samsung,exynos7-decon.yaml > index 53916e4c95d8c0369138941a556c23f5d42fbd39..1e9500c86590d555cfa6f04790e2b64da291b78b 100644 > --- a/Documentation/devicetree/bindings/display/samsung/samsung,exynos7-decon.yaml > +++ b/Documentation/devicetree/bindings/display/samsung/samsung,exynos7-decon.yaml > @@ -80,6 +80,14 @@ properties: > - const: vsync > - const: lcd_sys > > + iommus: > + maxItems: 1 > + > + ports: > + $ref: /schemas/graph.yaml#/properties/ports > + description: > + Contains a port which is connected to mic or dsim node. You need to list and describe the ports. Best regards, Krzysztof