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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F350C32771 for ; Mon, 26 Sep 2022 21:54:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230084AbiIZVyo (ORCPT ); Mon, 26 Sep 2022 17:54:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42354 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229591AbiIZVyn (ORCPT ); Mon, 26 Sep 2022 17:54:43 -0400 Received: from mail-ot1-f48.google.com (mail-ot1-f48.google.com [209.85.210.48]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B16D74B0D4; Mon, 26 Sep 2022 14:54:42 -0700 (PDT) Received: by mail-ot1-f48.google.com with SMTP id cm7-20020a056830650700b006587fe87d1aso5298917otb.10; Mon, 26 Sep 2022 14:54:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date; bh=w2QQwnQgmCoCtfJGgTC/b/2B1KxxxneV73oIJQj+vXs=; b=JY5L2qEb3tkXIEiWWz7HsEUvlHhLQVVL74D/ONXI9WL+PHKGU0oNDKVi4g73yK3fdg KOTB7ZS2ygtErTBW72X2ErinJxmZBvyGBYm8BWjIff+jI5pLdnxuHHpPR328pcSTQdwV 7w2qNkvOpmSvXNZmynWhHLLjhDG9gKyXyiWepyps7UERA3YngQ6fRfslEW/63ySq5osH AunvsDvQ9Nu/vct8Lw4rPG0j1+rgL503JkTTn2FKy8HvbduETkoU/bdsxqzZqhruEiKx 10BFI3Dn5jrI5azTmwU7g/1z9Ocm/QdoQC7wahZ0ewFW0NDGOzDnuoDTHscgiMm+mlHg ZJGA== X-Gm-Message-State: ACrzQf2/zGNWMeQMGLSVdBGEnFlUsQSwqWE5+uAR5yhHb44fEpf1ySVR qocDawkEVyTd1v6ldT0UgBMW7sG2Hw== X-Google-Smtp-Source: AMsMyM6bmE7R0bTAstFX4jVboHAVQz30IQaE1gTw1Ch1FS7J/e50TEWed28r2+CwdBjQaLYnUzf7RA== X-Received: by 2002:a9d:6e0f:0:b0:655:f372:f18b with SMTP id e15-20020a9d6e0f000000b00655f372f18bmr11294695otr.206.1664229281970; Mon, 26 Sep 2022 14:54:41 -0700 (PDT) Received: from robh.at.kernel.org (66-90-144-107.dyn.grandenetworks.net. [66.90.144.107]) by smtp.gmail.com with ESMTPSA id bm43-20020a0568081aab00b0034d14c6ce3dsm7615607oib.16.2022.09.26.14.54.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Sep 2022 14:54:41 -0700 (PDT) Received: (nullmailer pid 2894496 invoked by uid 1000); Mon, 26 Sep 2022 21:54:40 -0000 Date: Mon, 26 Sep 2022 16:54:40 -0500 From: Rob Herring To: "liangxu.xu" Cc: Krzysztof Kozlowski , chunkuang.hu@kernel.org, p.zabel@pengutronix.de, airlied@linux.ie, daniel@ffwll.ch, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, jitao.shi@mediatek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Project_Global_Chrome_Upstream_Group@mediatek.com, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] dt-bindings: display: mediatek: dp: Add compatible for MediaTek MT8188 Message-ID: <20220926215440.GA2888681-robh@kernel.org> References: <20220923013953.5043-1-liangxu.xu@mediatek.com> <2afb5b7f761c7931eaf93f2f8a0fd268a39e1b02.camel@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2afb5b7f761c7931eaf93f2f8a0fd268a39e1b02.camel@mediatek.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Mon, Sep 26, 2022 at 10:52:04AM +0800, liangxu.xu wrote: > On Fri, 2022-09-23 at 13:16 +0200, Krzysztof Kozlowski wrote: > > On 23/09/2022 03:39, liangxu.xu@mediatek.com wrote: > > > From: liangxu xu > > > > > > Add dt-binding documentation of dp for MediaTek MT8188 SoC. > > > > > > Signed-off-by: liangxu xu > > > --- > > > > Where is the DTS? Where are driver changes? > > > > Best regards, > > Krzysztof > > > > Hi Krzysztof: > > If you want to see the synchronous changes of dts and binding files, > then I will attach this binding file changes when sending dts later. > > The driver change of mt8188 reuses that of mt8195. The driver link is > as follows: > > https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/tree/drivers/gpu/drm/mediatek/mtk_dp.c?id=48f4230642ee32a97ddf4be492838ce96089f040 So the 8188 block is backwards compatible with the 8195 block? That's good, but not what your schema says because you have not defined a fallback compatible for the driver to use. Rob