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[144.178.202.139]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-62fa6f03008sm2972107a12.7.2025.09.19.02.59.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Sep 2025 02:59:19 -0700 (PDT) From: Luca Weiss Date: Fri, 19 Sep 2025 11:57:25 +0200 Subject: [PATCH 3/3] arm64: dts: qcom: sm6350: Add MDSS_CORE reset to mdss Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250919-sm6350-mdss-reset-v1-3-48dcac917c73@fairphone.com> References: <20250919-sm6350-mdss-reset-v1-0-48dcac917c73@fairphone.com> In-Reply-To: <20250919-sm6350-mdss-reset-v1-0-48dcac917c73@fairphone.com> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio Cc: ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Luca Weiss X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758275958; l=960; i=luca.weiss@fairphone.com; s=20250611; h=from:subject:message-id; bh=OUZ9IG+km58rNt7HS8env5yNHx5mMi+2MbMDqULuRsY=; b=itCMelDsenKT4NC/qIf87Yi9X7uzziQSnVu68bi4iCRJjxZ8ytLv2YOjIJ4rlkqTKGrcilOBW i3XJ6jjiISxDxjw32haNv0RDzcg5kyGbOW4ys9WXSkcGiROIp7JJNDb X-Developer-Key: i=luca.weiss@fairphone.com; a=ed25519; pk=O1aw+AAust5lEmgrNJ1Bs7PTY0fEsJm+mdkjExA69q8= Like on other platforms, if the OS does not support recovering the state left by the bootloader it needs access to MDSS_CORE, so that it can clear the MDSS configuration. Add a reference to the relevant reset. This also fixes display init on Linux v6.17. Signed-off-by: Luca Weiss Reviewed-by: Dmitry Baryshkov --- arch/arm64/boot/dts/qcom/sm6350.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qco= m/sm6350.dtsi index ff1eb2c53e7b865350d00ffbfa82d7d1e3cc5aa0..929c8a8b2d446505228531bfc55= f3350ef2980b7 100644 --- a/arch/arm64/boot/dts/qcom/sm6350.dtsi +++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi @@ -2150,6 +2150,8 @@ &clk_virt SLAVE_EBI_CH0 QCOM_ICC_TAG_ALWAYS>, power-domains =3D <&dispcc MDSS_GDSC>; iommus =3D <&apps_smmu 0x800 0x2>; =20 + resets =3D <&dispcc DISP_CC_MDSS_CORE_BCR>; + #address-cells =3D <2>; #size-cells =3D <2>; ranges; --=20 2.51.0