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[217.155.193.229]) by smtp.gmail.com with UTF8SMTPSA id ffacd0b85a97d-3b79c3b9160sm3534633f8f.21.2025.07.31.13.51.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 31 Jul 2025 13:51:36 -0700 (PDT) From: Christopher Obbard Date: Thu, 31 Jul 2025 21:51:26 +0100 Subject: [PATCH v6 1/2] arm64: dts: qcom: x1e78100-t14s: add hpd gpio to dp controller 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: <20250731-wip-obbardc-qcom-t14s-oled-panel-v6-1-4782074104d1@linaro.org> References: <20250731-wip-obbardc-qcom-t14s-oled-panel-v6-0-4782074104d1@linaro.org> In-Reply-To: <20250731-wip-obbardc-qcom-t14s-oled-panel-v6-0-4782074104d1@linaro.org> To: Douglas Anderson , Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Dmitry Baryshkov Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Johan Hovold , Rui Miguel Silva , Abel Vesa , devicetree@vger.kernel.org, Christopher Obbard X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1628; i=christopher.obbard@linaro.org; h=from:subject:message-id; bh=2IIOOJv4YbwpvL/BVb0O1hrl3nXkJFZe7UmfdKaEDFw=; b=owEBbQKS/ZANAwAKAWNNxPBocEb4AcsmYgBoi9dWQLp6O5DslUOJC1AF4eOEKb3goQXj3m2jH al5BjwpQGeJAjMEAAEKAB0WIQTxi9yLbCX5CqI9UXRjTcTwaHBG+AUCaIvXVgAKCRBjTcTwaHBG +NbDD/9jkYDOd15vrbb49+K+c8aKuJACyRfHhbGIGM40ARYVhOG9I8RPGsIegUMP0UbubhRmVgM eecrT62ywMcqveEqnK6faWVwyUUt3UIsa3t3kmdLACP++xo2RcG54vZK/Kqj2v/V1CHAyqXom+w abNJOlMFpZwpKLrOHdnMjDXz4UCpU6RjD8dkZ/4dil25UVFhst1oZcBeq3d/vq6zrSAWQ7x0vPF MiiqVMgHv5RPZifkYHXtNqThKhyDQmWA+kTli//acCH0iQl+IMz34PnTKqxgeWr2FmceuDmSvwo 6SsJ8s0HjcpcQVxiRz2RPvew4pUmMPr8HGZpBaAZa4z6jn7N6wLZpYflIj+Mwj6ZcDLtPZopSJc vRhTv8rmbW1d8CayCldqITHONoXUSkwHjIHxrIWu7LKFnAlKR/BT5MYNPDiREOgG2Kkgv51GrIl IGCbQXOcA3jfX+OzsdT8a4lJU5KM8hlwn4nyKZN+k0dKW3Wm5C6GD2rv6J+SL5np1STH9SBrxKa sWzCV9P/Cf+g92czF9+CeiA2GTfRh9g31p9DFilpWHG6ehCM5atmtmhGcR+39t51sLYZafYUyoV CS8XGOdpAERq8xf3k3dP6pfBoI8173tNt6G7dx7zVvG3zWIzwXMX6/XlsL+Z3tIBbRFJ0T6iNaf cn7FU3+Z+iFkkfg== X-Developer-Key: i=christopher.obbard@linaro.org; a=openpgp; fpr=F18BDC8B6C25F90AA23D5174634DC4F0687046F8 The eDP controller has an HPD GPIO. Describe it in the device tree for the generic T14s model, as the HPD GPIO is used in both the OLED and LCD models which inherit this device tree. Signed-off-by: Christopher Obbard --- arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi | 3 +++ arch/arm64/boot/dts/qcom/x1e80100.dtsi | 5 +++++ 2 files changed, 8 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi b/= arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi index ac1dddf27da30e6a9f7e1d1ecbd5192bf2d0671e..c33dce6fec6746cc7fe2f7a1ab5= e9f99feea5535 100644 --- a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dtsi @@ -1008,6 +1008,9 @@ &mdss_dp1_out { &mdss_dp3 { /delete-property/ #sound-dai-cells; =20 + pinctrl-names =3D "default"; + pinctrl-0 =3D <&edp_hpd_active>; + status =3D "okay"; =20 aux-bus { diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/q= com/x1e80100.dtsi index 5e9a8fa3cf96468b12775f91192cbd779d5ce946..8efd045af778beb30831f3af5ad= 2b901a72d87d7 100644 --- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi +++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi @@ -5779,6 +5779,11 @@ tlmm: pinctrl@f100000 { gpio-ranges =3D <&tlmm 0 0 239>; wakeup-parent =3D <&pdc>; =20 + edp_hpd_active: edp-hpd-active-state { + pins =3D "gpio119"; + function =3D "edp0_hot"; + }; + qup_i2c0_data_clk: qup-i2c0-data-clk-state { /* SDA, SCL */ pins =3D "gpio0", "gpio1"; --=20 2.50.1