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From: Caleb Connolly Date: Sun, 30 Jun 2024 20:36:25 +0200 Subject: [PATCH v2 2/8] dt-bindings: input: touchscreen: document synaptics TCM oncell Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240630-oneplus8-v2-2-c4a1f8da74f1@postmarketos.org> References: <20240630-oneplus8-v2-0-c4a1f8da74f1@postmarketos.org> In-Reply-To: <20240630-oneplus8-v2-0-c4a1f8da74f1@postmarketos.org> To: Caleb Connolly , Neil Armstrong , Jessica Zhang , David Airlie , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Dmitry Torokhov , Bjorn Andersson , Konrad Dybcio , Henrik Rydberg Cc: Dmitry Baryshkov , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-arm-msm@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht X-Developer-Signature: v=1; a=openpgp-sha256; l=2098; i=caleb@postmarketos.org; h=from:subject:message-id; bh=XL5TcWDmclGnBkenp9Wm9HwFQWHhCM5cOKm1DOPdk6k=; b=owEBbQKS/ZANAwAIAQWDMSsZX2S2AcsmYgBmgaWzCd60t6AOzbkYJCsy1RmzqLlkpK03uXyb4 aFrFHSqZe6JAjMEAAEIAB0WIQS2UaFGPGq+0GkMVc0FgzErGV9ktgUCZoGlswAKCRAFgzErGV9k tvqmD/4hxnXUzUEcQ6Wm8IIt1YhkO6B6Lsalzw1i2BTO7N5Z1gySLQod9ZBHJwIq2/McIzIC+01 KXLn2JU+C8Y4IFoPmBbAQygivnNDR0oXqYH6JW/D5jWIIuZqL3MDNpa4fdkZbh/FmOffZFzdXah 2gvZCLl0PAYXAAhD3J7P6ShhJbto56KA4ojs6rXz+/ZNg5B7LgQMUSutPjOuWnBIwVPExKD0jl5 RllLKPLUKoj1Pw/fIbMOBh1T14ovjOpX9+zX9c84PPEPjMjGxxAS4UrlEz3LEVgO+HHpUofNEGi rNjGLglowsCzcNIenPZogX9mLs3W17vcS4a8KNuy81SbKuUOEWSZjsWUr07iLNi/VakK1YwDJhN UZgiHzKiFphvNtgVOwn8TUMuwkiA++guKwjRs1iw/fIjR4tPqduJMbCVKYCpt4h1qF/6tSFK0jT P0BYax56LF53IGCgfq+Zl9dlplfgkhesWKapmGp5VXaKQIq+13L+2XvfT++HagEpoJYRbAD05Ty OfcBve782wlAmUK/6YfRyhG/h/Fy4LchCYc+/NdUmXk6KrQjwKbg5ld941/S7qWzysh64HAwmnz 3JZx8w1PJ54XA6RnxEQXZb2OI2/cXmmkIMiOc+sgV/8JRo891zxEEkNz47Rc7DBi1F4tihDaIh3 +yCMT61aD9u/4og== X-Developer-Key: i=caleb@postmarketos.org; a=openpgp; fpr=83B24DA7FE145076BC38BB250CD904EB673A7C47 X-Migadu-Flow: FLOW_OUT Document the Synaptics TCM oncell series of touchscreens, starting with the s3908. Signed-off-by: Caleb Connolly --- .../input/touchscreen/syna,tcm-oncell.yaml | 68 ++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/syna,tcm-oncell.yaml b/Documentation/devicetree/bindings/input/touchscreen/syna,tcm-oncell.yaml new file mode 100644 index 000000000000..6e366c9446f8 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/syna,tcm-oncell.yaml @@ -0,0 +1,68 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/syna,tcm-oncell.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synaptics TCM Oncell i2c touchscreen + +maintainers: + - Caleb Connolly + +allOf: + - $ref: touchscreen.yaml# + +properties: + compatible: + enum: + - syna,s3908 + + reg: + maxItems: 1 + + interrupts-extended: + maxItems: 1 + + reset-gpios: + maxItems: 1 + description: Reset GPIO the chip is connected to. + + vdd-supply: + description: a phandle for the regulator supplying 3V power. + + vcc-supply: + description: a phandle for the regulator supplying IO power. + +additionalProperties: false + +required: + - compatible + - reg + - interrupts-extended + - reset-gpios + - vdd-supply + - vcc-supply + +examples: + - | + #include + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <400000>; + status = "okay"; + + touchscreen@4b { + compatible = "syna,s3908"; + reg = <0x4B>; + + interrupts-extended = <&tlmm 39 0x2008>; + + reset-gpios = <&tlmm 38 GPIO_ACTIVE_LOW>; + + vdd-supply = <&vreg_l13a_ts_3p0>; + vcc-supply = <&vreg_l1c_1p8>; + }; + };