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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89CB6C433F5 for ; Fri, 29 Oct 2021 10:03:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6A03361167 for ; Fri, 29 Oct 2021 10:03:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231620AbhJ2KFf (ORCPT ); Fri, 29 Oct 2021 06:05:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231594AbhJ2KFf (ORCPT ); Fri, 29 Oct 2021 06:05:35 -0400 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0FF33C061570; Fri, 29 Oct 2021 03:03:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender: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-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=7buZtiLc/ouuXxjLHbN2EnvR8r028Iyhe9uJXHmOVko=; b=1Vfjr47/HgOcxMDeXVf0ljPiRC 5jQx6W6+7+KXiL4bf8qA0+eRURpDuwbDcvZH0t0X/rn5D2K6BHzqlSxkTkWJk398cFDpt2Af7SBHo 4l2TuWDsKyYYMnxmgwLEkeLlgxIRwumKsMr/Qyr1Z+5ZOInfPjUT3H16Nvdmz3ChQKF0DKIkKpAF3 avQZCxUblXjviaQI9hZKhX6P2Rbs1hfa8IA5VaG/1HaZgho0RfWKRhWGcgSp0aGvayKnAcU7xR93l Mmehd8N+kRdfdZl9Xl3UEUNB47ZGQ5JVytLyHi6+oKv1galh7wZU39uoydqI5XvVnngWqeUH3CEA4 D/otjkQA==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:55378) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mgOiy-0008Tt-1X; Fri, 29 Oct 2021 11:03:00 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1mgOiv-0001Vw-Ru; Fri, 29 Oct 2021 11:02:57 +0100 Date: Fri, 29 Oct 2021 11:02:57 +0100 From: "Russell King (Oracle)" To: Geert Uytterhoeven Cc: Rob Herring , =?iso-8859-1?Q?Beno=EEt?= Cousson , Tony Lindgren , Magnus Damm , Fabrizio Castro , David Airlie , Daniel Vetter , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , DRI Development , "open list:TI ETHERNET SWITCH DRIVER (CPSW)" , Linux-Renesas Subject: Re: [PATCH 3/3] [RFC] dt-bindings: display: bridge: nxp,tda998x: Convert to json-schema Message-ID: References: <1f6bf58d76efc2e869b800534b818d1451ef98a2.1634822085.git.geert+renesas@glider.be> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: Russell King (Oracle) Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Fri, Oct 29, 2021 at 11:40:26AM +0200, Geert Uytterhoeven wrote: > Hi Russell, > > On Fri, Oct 29, 2021 at 11:33 AM Russell King (Oracle) > wrote: > > On Fri, Oct 29, 2021 at 10:28:22AM +0200, Geert Uytterhoeven wrote: > > > No, you can still use port: > > > > > > +oneOf: > > > + - required: > > > + - port > > > + - required: > > > + - ports > > > > > > When using ports, no further requirements are set, but perhaps port@0 > > > should be made required in that case? > > > > Maybe I don't understand the binding description then, but to me it > > looks like you require both port@0 and port@1. > > "make dtbs_check" disagrees. > > > The reality of the driver is that it makes almost no use of the graph > > itself, except via drm_of_find_possible_crtcs() to find the connected > > CRTCs. If it is connected to an I2S source, then it probably needs a > > port specification for that. If someone wants to describe the HDMI > > connector (which I don't see any point in) then they likely need a > > I can't comment on the point of describing the HDMI connector. > > > port specification for that too. However, the driver itself doesn't > > care about any of those. > > DT describes hardware, not software limitations. Sigh. There's no point discussing this further, my replies seem to be interpreted out of context. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!