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Mon, 30 Jun 2025 13:55:17 -0700 (PDT) Received: from alex-9345.localdomain ([84.226.118.249]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a88c7ec6aesm11322814f8f.5.2025.06.30.13.55.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Jun 2025 13:55:17 -0700 (PDT) From: Aleksandrs Vinarskis To: Bjorn Andersson , Johan Hovold , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Aleksandrs Vinarskis Subject: [PATCH v1 1/2] arm64: dts: qcom: x1-crd: Enable HBR3 on external DPs Date: Mon, 30 Jun 2025 22:54:10 +0200 Message-ID: <20250630205514.14022-2-alex.vinarskis@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250630205514.14022-1-alex.vinarskis@gmail.com> References: <20250630205514.14022-1-alex.vinarskis@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" When no link frequencies are set, msm/dp driver defaults to HBR2 speed. Explicitly list supported frequencies including HBR3/8.1Gbps for all external DisplayPort(s). Signed-off-by: Aleksandrs Vinarskis --- arch/arm64/boot/dts/qcom/x1-crd.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/x1-crd.dtsi b/arch/arm64/boot/dts/qco= m/x1-crd.dtsi index c9f0d5052670..bbaa1f34b804 100644 --- a/arch/arm64/boot/dts/qcom/x1-crd.dtsi +++ b/arch/arm64/boot/dts/qcom/x1-crd.dtsi @@ -1129,6 +1129,7 @@ &mdss_dp0 { =20 &mdss_dp0_out { data-lanes =3D <0 1>; + link-frequencies =3D /bits/ 64 <1620000000 2700000000 5400000000 81000000= 00>; }; =20 &mdss_dp1 { @@ -1137,6 +1138,7 @@ &mdss_dp1 { =20 &mdss_dp1_out { data-lanes =3D <0 1>; + link-frequencies =3D /bits/ 64 <1620000000 2700000000 5400000000 81000000= 00>; }; =20 &mdss_dp2 { @@ -1145,6 +1147,7 @@ &mdss_dp2 { =20 &mdss_dp2_out { data-lanes =3D <0 1>; + link-frequencies =3D /bits/ 64 <1620000000 2700000000 5400000000 81000000= 00>; }; =20 &mdss_dp3 { --=20 2.48.1