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Sun, 22 Feb 2026 22:55:12 -0800 (PST) From: Svyatoslav Ryhel To: David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Thierry Reding , Jonathan Hunter , Svyatoslav Ryhel Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 1/2] dt-bindings: display: tegra: document Tegra20 HDMI port Date: Mon, 23 Feb 2026 08:54:59 +0200 Message-ID: <20260223065500.13357-2-clamor95@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260223065500.13357-1-clamor95@gmail.com> References: <20260223065500.13357-1-clamor95@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" Tegra HDMI can be modeled using an OF graph. Reflect this in the bindings. Signed-off-by: Svyatoslav Ryhel Reviewed-by: Rob Herring (Arm) --- .../bindings/display/tegra/nvidia,tegra20-hdmi.yaml | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20= -hdmi.yaml b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20= -hdmi.yaml index f77197e4869f..b4bf2662780b 100644 --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-hdmi.y= aml +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-hdmi.y= aml @@ -82,6 +82,10 @@ properties: description: phandle of a display panel $ref: /schemas/types.yaml#/definitions/phandle =20 + port: + description: HDMI output port for connection to HDMI connector or brid= ge + $ref: /schemas/graph.yaml#/properties/port + "#sound-dai-cells": const: 0 =20 @@ -97,8 +101,13 @@ required: - reset-names - pll-supply - vdd-supply - - nvidia,ddc-i2c-bus - - nvidia,hpd-gpio + +anyOf: + - required: + - nvidia,ddc-i2c-bus + - nvidia,hpd-gpio + - required: + - port =20 examples: - | --=20 2.51.0 From nobody Thu Apr 2 14:14:41 2026 Received: from mail-lj1-f179.google.com (mail-lj1-f179.google.com [209.85.208.179]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C2652349AF8 for ; 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Sun, 22 Feb 2026 22:55:13 -0800 (PST) Received: from xeon ([188.163.112.76]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5a0eeb4c60bsm1373802e87.84.2026.02.22.22.55.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 22 Feb 2026 22:55:13 -0800 (PST) From: Svyatoslav Ryhel To: David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Thierry Reding , Jonathan Hunter , Svyatoslav Ryhel Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/2] ARM: tegra: transformers: add connector node Date: Mon, 23 Feb 2026 08:55:00 +0200 Message-ID: <20260223065500.13357-3-clamor95@gmail.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260223065500.13357-1-clamor95@gmail.com> References: <20260223065500.13357-1-clamor95@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" All ASUS Transformers have micro-HDMI connector directly available. After Tegra HDMI got bridge/connector support, we should use connector framework for proper HW description. Tested-by: Andreas Westman Dorcsak # ASUS TF T30 Tested-by: Robert Eckelmann # ASUS TF101 T20 Tested-by: Svyatoslav Ryhel # ASUS TF201 T30 Signed-off-by: Svyatoslav Ryhel --- .../boot/dts/nvidia/tegra30-asus-tf600t.dts | 21 +++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/nvidia/tegra30-asus-tf600t.dts b/arch/arm/bo= ot/dts/nvidia/tegra30-asus-tf600t.dts index 1ed0536ae3fa..498780a96cf9 100644 --- a/arch/arm/boot/dts/nvidia/tegra30-asus-tf600t.dts +++ b/arch/arm/boot/dts/nvidia/tegra30-asus-tf600t.dts @@ -67,8 +67,11 @@ hdmi: hdmi@54280000 { pll-supply =3D <&vdd_1v8_vio>; vdd-supply =3D <&vdd_3v3_sys>; =20 - nvidia,hpd-gpio =3D <&gpio TEGRA_GPIO(N, 7) GPIO_ACTIVE_HIGH>; - nvidia,ddc-i2c-bus =3D <&hdmi_ddc>; + port { + hdmi_out: endpoint { + remote-endpoint =3D <&connector_in>; + }; + }; }; =20 lcd: dsi@54300000 { @@ -2302,6 +2305,20 @@ clk32k_in: clock-32k { clock-output-names =3D "pmic-oscillator"; }; =20 + connector { + compatible =3D "hdmi-connector"; + type =3D "d"; + + hpd-gpios =3D <&gpio TEGRA_GPIO(N, 7) GPIO_ACTIVE_HIGH>; + ddc-i2c-bus =3D <&hdmi_ddc>; + + port { + connector_in: endpoint { + remote-endpoint =3D <&hdmi_out>; + }; + }; + }; + cpus { cpu0: cpu@0 { cpu-supply =3D <&vdd_cpu>; --=20 2.51.0