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 93159C04AA5 for ; Thu, 25 Aug 2022 10:56:58 +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:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=fPrr5vkd2rYgejIwUMWJzS+nqPWI3EpvuWuHwQVmmTM=; b=hp+I7msJngBpUIbzgA0ppL+YgA xHm4UT6D2oar1ZG798HBSn6GPyZKMDz/z7qJMg01Q/dLLu8U+Ojv6q1A9tEnHiCrGSC6MlGNtUBe0 SAdUb2zdSTasFuF8NHs+Mr0HtX0xZxTQXC15mS4wasSIO5MxW4BZTTrSM8poPvf6E5Z2XMPdFw7OJ joVSNvSCUmFHBxaw9SKjgKqmB6kyah5ZoC1KaCj7/Wjw5o5H/sFSH+fWkupCJ4SdtF3qN938xtacZ PLeh8Tu0LZfW46FA7y+amP6VBafWd3S7p2okiD41bwlfadXFYHvu31y5/viAX274cZ1uVh80bEK1Y tzlul5kA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oRAXb-00CABk-5C; Thu, 25 Aug 2022 10:56:51 +0000 Received: from mail-wr1-x431.google.com ([2a00:1450:4864:20::431]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oRAXM-00C9pw-9n; Thu, 25 Aug 2022 10:56:37 +0000 Received: by mail-wr1-x431.google.com with SMTP id d16so18810467wrr.3; Thu, 25 Aug 2022 03:56:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc; bh=fPrr5vkd2rYgejIwUMWJzS+nqPWI3EpvuWuHwQVmmTM=; b=cXvaY2qOO7GXdF10qORYtkwnYW/U2uYVCxUsFydUQpKoF1XHBGmwRiTjT0ABAr9JvD ARlzpiLEEjjZZgHgFlMzAfwlZKviBb+dpad26IDYFmdSCzUP6orxKYXZVVxmYg/8L1E0 qUUtRg3cdFEpsFePagPneRBkPo0aM0w0shRPLbBTyP3W19kCefJCL18Dd3u0SzaxryWT uEWDBVlzTsE+iExuFOZNAx43Z47EDSYLpVJO29qtiy3c0jAs2ap5KTMnaT3aujKmppso s9YgGUHm6R6ZukXqqZPKh3w7nfUieGQKnjyJeWmb2JeMF3pXpp86if9SGFPHpnDnOIpe HbYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc; bh=fPrr5vkd2rYgejIwUMWJzS+nqPWI3EpvuWuHwQVmmTM=; b=fvUeDTAIJaCmKSTGvCBXCoPKLXKRW+lVJGMhYDCe8L7y6reQHB4MUny7OPi/J81EOC 0tzfgWqw4XvsnSBu5z4T1i8UbySSlm907VjwSF9Z2FYx1KithnHiLKX4IkUQEZjsLQ/p Tv/CGZ25Thibci7ZXQVyCEGLc21xGgAXWl3n1fhyb9Xn6koVth+aFTYlWQSdH/lE1Nn4 NjHVWuxqHM+kBFWFAaAPs2qRq0wPMy5Q+moyzTtjtz5CTWVIr2FNJV1+az1xCzlt5Fa5 gLPSgJnO7hmeD06Jpe5Vsyye7lXs+DSttTyhm2BQ7n75SB/YxoBCLwTWES4ZzJmCCrJ4 AONg== X-Gm-Message-State: ACgBeo3ehFiOVwMzJxffneIVa9ZdVT50m/7eQ/Kr1tGmOjtBbii1iUOj gTbPubC+m8O4FD0VBC5fTZk= X-Google-Smtp-Source: AA6agR48AFG+EbCXcMuPyresO0qOUX5PNhKvhn8fo+4y7J2rjEHtEWHDtMQGSB9W7NgWp4ncKMpC/g== X-Received: by 2002:a05:6000:a0d:b0:225:4bf3:95bd with SMTP id co13-20020a0560000a0d00b002254bf395bdmr1942368wrb.289.1661424994934; Thu, 25 Aug 2022 03:56:34 -0700 (PDT) Received: from [192.168.2.177] ([207.188.167.132]) by smtp.gmail.com with ESMTPSA id w4-20020a05600018c400b0021e5adb92desm19445731wrq.60.2022.08.25.03.56.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 25 Aug 2022 03:56:33 -0700 (PDT) Message-ID: <9ba586d6-bc1b-05b6-1018-d8f774e2c952@gmail.com> Date: Thu, 25 Aug 2022 12:56:32 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.1.2 Subject: Re: [PATCH] dt-bindings: arm: mediatek: mmsys: change compatible for MT8195 Content-Language: en-US To: Bo-Chen Chen , robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: jason-jh.lin@mediatek.com, nancy.lin@mediatek.com, ck.hu@mediatek.com, chunkuang.hu@kernel.org, angelogioacchino.delregno@collabora.com, hsinyi@google.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Project_Global_Chrome_Upstream_Group@mediatek.com References: <20220825055658.12429-1-rex-bc.chen@mediatek.com> From: Matthias Brugger In-Reply-To: <20220825055658.12429-1-rex-bc.chen@mediatek.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220825_035636_372093_5E2EB23C X-CRM114-Status: GOOD ( 18.60 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 25/08/2022 07:56, Bo-Chen Chen wrote: > From: "Jason-JH.Lin" > > For previous MediaTek SoCs, such as MT8173, there are 2 display HW > pipelines binding to 1 mmsys with the same power domain, the same > clock driver and the same mediatek-drm driver. > > For MT8195, VDOSYS0 and VDOSYS1 are 2 display HW pipelines binding to > 2 different power domains, different clock drivers and different > mediatek-drm drivers. > > Therefore, we need to separate these two different mmsys hardwares to > 2 different compatibles for MT8195. > > Fixes: 81c5a41d10b9 ("dt-bindings: arm: mediatek: mmsys: add mt8195 SoC binding") > Signed-off-by: Jason-JH.Lin > Signed-off-by: Bo-Chen Chen > --- > .../devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml > index 6ad023eec193..bfbdd30d2092 100644 > --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml > +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml > @@ -31,7 +31,8 @@ properties: > - mediatek,mt8183-mmsys > - mediatek,mt8186-mmsys > - mediatek,mt8192-mmsys > - - mediatek,mt8195-mmsys > + - mediatek,mt8195-vdosys0 > + - mediatek,mt8195-vdosys1 If I understand correctly support for vdosys0 is merged with the old compatible. We should therefore keep mediatek,mt8195-mmsys as a fallback for mediatek,mt8195-vdosys0. Regards, Matthias > - mediatek,mt8365-mmsys > - const: syscon > - items: