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Tue, 24 Feb 2026 21:46:25 -0800 (PST) From: Pengyu Luo To: Rob Clark , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Sean Paul , Marijn Suijten , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Krishna Manikandan , Jonathan Marek Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Tianyu Gao , White Lewis , Pengyu Luo Subject: [PATCH 4/5] drm/msm/dsi: Add DSI PHY configuration on SC8280XP Date: Wed, 25 Feb 2026 13:45:24 +0800 Message-ID: <20260225054525.6803-5-mitltlatltl@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260225054525.6803-1-mitltlatltl@gmail.com> References: <20260225054525.6803-1-mitltlatltl@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: 8bit According to the REG_DSI_7nm_PHY_CMN_GLBL_RESCODE_OFFSET_TOP_CTRL value(0x3c) on Windows OS, we can confirm that the SC8280XP uses the 5nm (v4.2) DSI PHY. Since SC8280XP and SA8775P have the same DSI version (v2.5.1), using SA8775P configuration. Signed-off-by: Pengyu Luo --- drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index 7937266de..4a37c50d9 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -565,6 +565,8 @@ static const struct of_device_id dsi_phy_dt_match[] = { .data = &dsi_phy_5nm_sar2130p_cfgs }, { .compatible = "qcom,sc7280-dsi-phy-7nm", .data = &dsi_phy_7nm_7280_cfgs }, + { .compatible = "qcom,sc8280xp-dsi-phy-5nm", + .data = &dsi_phy_5nm_8775p_cfgs }, { .compatible = "qcom,sm6375-dsi-phy-7nm", .data = &dsi_phy_7nm_6375_cfgs }, { .compatible = "qcom,sm8350-dsi-phy-5nm", -- 2.53.0