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 081001C1F02; Mon, 1 Sep 2025 03:47:06 +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=1756698427; cv=none; b=f6mYxdkCIweTQx41rCRDX+lejDz+WxfKUG/X29UMcrFdiCZ4QwVJehLt8kbEVQ3WQlpW3Y2GdYg3Gzg4MZr0GuC4erkeqOwhDA44M/rB03ZejrsP+eFllXAdzG/co9/TpGHCW3hiBvtodhQo9ewlP5cdZ+e7FNQ7Os8raQRnJi0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756698427; c=relaxed/simple; bh=uDc+Ss6sFCk8RQ/1G3aJdXZMhJzTYDRGFWvMizIDvzU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=V1MHTarDTqvw8B6zv4n7gXevHvpk5tcEJFr77uIvb72kKYrLOIt0/BHJkujZwqjTVlma1TK+G/Otj855vrpuBHuEXBcO8l0TvEdJ+NEhn2/mMWCeBcA7E/aIPXPVFdlLhN2AY+/3XiRAGFEBEZOUtITJTeIxsh+o789krP4xO9U= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id F3BDFC4CEF0; Mon, 1 Sep 2025 03:47:05 +0000 (UTC) Date: Mon, 1 Sep 2025 05:47:04 +0200 From: Krzysztof Kozlowski To: Dmitry Baryshkov Cc: Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Kuogee Hsieh , Abel Vesa , Mahadevan , Bjorn Andersson , Konrad Dybcio , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v7 8/9] arm64: dts: qcom: sm6350: correct DP compatibility strings Message-ID: <20250901-defiant-illegal-marmot-7ce0db@kuoka> References: <20250829-dp_mst_bindings-v7-0-2b268a43917b@oss.qualcomm.com> <20250829-dp_mst_bindings-v7-8-2b268a43917b@oss.qualcomm.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20250829-dp_mst_bindings-v7-8-2b268a43917b@oss.qualcomm.com> On Fri, Aug 29, 2025 at 01:48:21AM +0300, Dmitry Baryshkov wrote: > SM6350 doesn't have MST support, as such in DT schema it has been > switched to use SC7180 as a fallback compatible. Make DT file implement That's insufficient. You basically claim to do it only because bindings change. Bindings were changed only because devices differ, so that's your true explanation here as well. > this change. > > Fixes: 62f87a3cac4e ("arm64: dts: qcom: sm6350: Add DisplayPort controller") > Signed-off-by: Dmitry Baryshkov > --- > arch/arm64/boot/dts/qcom/sm6350.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi > index 2493b9611dcb675f4c33794ecc0ee9e8823e24d4..8459b27cacc72a4827a2e289e669163ad6250059 100644 > --- a/arch/arm64/boot/dts/qcom/sm6350.dtsi > +++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi > @@ -2249,7 +2249,7 @@ opp-560000000 { > }; > > mdss_dp: displayport-controller@ae90000 { > - compatible = "qcom,sm6350-dp", "qcom,sm8350-dp"; > + compatible = "qcom,sm6350-dp", "qcom,sc7180-dp"; No, that's breaking all the users. Best regards, Krzysztof