From nobody Fri Apr 3 06:27:15 2026 Received: from mail.mainlining.org (mail.mainlining.org [5.75.144.95]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A7F802FDC37; Sat, 28 Feb 2026 01:57:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=5.75.144.95 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772243869; cv=none; b=IJshqEA+yfINsYhwQqVUi9/r3ipPY/ULEx2GXx6cclMYzAvEBKe3jHxL9X/S/+EEuOm5zMXvZhRPnmU4rG3eOi5emULBxXDNp2LUNX4LJy5Smot9mgNtCG9egH4Dz2HetYtYZFnbcZlH0gZ8NZdY8GYmiC/tfyvxH8pexKGMAP8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772243869; c=relaxed/simple; bh=hLEJw7NfpeakgWD5ooAEJP4vVxpcsaKGoIj7IO2V05M=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=HPEWTVUMTj2EzcJo8xeEFAq7sPz1y1JyVHHQ7udtZzhMkMTaD77RO6ANJA0sJTiGhIat82HnJoY67rywkkpEC/H+Kz6NIXQadwLxb33s2GzIkz83MZiNMeRwvDjCrHSn+CPh81/u/Th7JLm/Cg5u8+mLCbDiQ7QowY8FdlpTb/s= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=mainlining.org; spf=pass smtp.mailfrom=mainlining.org; dkim=pass (2048-bit key) header.d=mainlining.org header.i=@mainlining.org header.b=SD1wmzrE; dkim=permerror (0-bit key) header.d=mainlining.org header.i=@mainlining.org header.b=xGG6EyKO; arc=none smtp.client-ip=5.75.144.95 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=mainlining.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mainlining.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=mainlining.org header.i=@mainlining.org header.b="SD1wmzrE"; dkim=permerror (0-bit key) header.d=mainlining.org header.i=@mainlining.org header.b="xGG6EyKO" DKIM-Signature: v=1; a=rsa-sha256; s=202507r; d=mainlining.org; c=relaxed/relaxed; h=To:Message-Id:Subject:Date:From; t=1772243805; bh=d7WI4CCze1zokydljk3Xtok 4i1TlNCgc0AyutExxLSc=; b=SD1wmzrEZdu7TtG1zGrpXFZFio8MT5TVivjARxgNUidfbAjhl/ jvIRPlliBvg9W1J5wjwhgyqHSaZY0sZESgzKCPtOSWEn99gFi8hh+t1ymqjSqu//DoRifbN3bkB 8XBlpr/lEf+f21/EaS5/k0GyVbbV39YHvpclsanUrE9JDLNYID9klScFbQZ3G3PXszObW9A5C0a u0bqMVbpCMe2cD9DK2a2+W243HhITrvYdo7Ynkk38INSfOvNzq3eF0G7QP4rERxCas2Www7G4gh 50E+IbT3O+wT2B4Bn4d3aKhWZEdi0GaM2z9GMeKLltLA6Ah58qwfuSrof+vBVWgp4rQ==; DKIM-Signature: v=1; a=ed25519-sha256; s=202507e; d=mainlining.org; c=relaxed/relaxed; h=To:Message-Id:Subject:Date:From; t=1772243805; bh=d7WI4CCze1zokydljk3Xtok 4i1TlNCgc0AyutExxLSc=; b=xGG6EyKO0YJR+0/e0LFzVEBPDhitJCsjVDVV8LTzw5Oq9eMrHk EI0eq/u1TRPtAeeEUrm89ppbfstYMnUxDsDQ==; From: Aelin Reidel Date: Sat, 28 Feb 2026 02:56:10 +0100 Subject: [PATCH v2 1/3] dt-bindings: input: document Goodix GTX8 Touchscreen ICs 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: <20260228-gtx8-v2-1-3a408c365f6c@mainlining.org> References: <20260228-gtx8-v2-0-3a408c365f6c@mainlining.org> In-Reply-To: <20260228-gtx8-v2-0-3a408c365f6c@mainlining.org> To: Dmitry Torokhov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Hans de Goede , Neil Armstrong , Henrik Rydberg Cc: linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux@mainlining.org, phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Aelin Reidel X-Mailer: b4 0.14.2 Document the Goodix GT9886 and GT9896 which are part of the GTX8 series of Touchscreen controller ICs from Goodix. Reviewed-by: Rob Herring (Arm) Signed-off-by: Aelin Reidel --- .../bindings/input/touchscreen/goodix,gt9886.yaml | 71 ++++++++++++++++++= ++++ 1 file changed, 71 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/goodix,gt9= 886.yaml b/Documentation/devicetree/bindings/input/touchscreen/goodix,gt988= 6.yaml new file mode 100644 index 0000000000000000000000000000000000000000..6307495c2746313cfc32cdbb701= 455d1596be435 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/goodix,gt9886.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/goodix,gt9886.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Goodix GTX8 series touchscreen controller + +maintainers: + - Aelin Reidel + +allOf: + - $ref: touchscreen.yaml# + +properties: + compatible: + enum: + - goodix,gt9886 + - goodix,gt9896 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + avdd-supply: + description: Analog power supply regulator on AVDD pin + + vddio-supply: + description: power supply regulator on VDDIO pin + + touchscreen-inverted-x: true + touchscreen-inverted-y: true + touchscreen-size-x: true + touchscreen-size-y: true + touchscreen-swapped-x-y: true + +additionalProperties: false + +required: + - compatible + - reg + - interrupts + - avdd-supply + - touchscreen-size-x + - touchscreen-size-y + +examples: + - | + #include + #include + i2c { + #address-cells =3D <1>; + #size-cells =3D <0>; + touchscreen@5d { + compatible =3D "goodix,gt9886"; + reg =3D <0x5d>; + interrupt-parent =3D <&gpio>; + interrupts =3D <9 IRQ_TYPE_LEVEL_LOW>; + reset-gpios =3D <&gpio1 8 GPIO_ACTIVE_LOW>; + avdd-supply =3D <&ts_avdd>; + touchscreen-size-x =3D <1080>; + touchscreen-size-y =3D <2340>; + }; + }; + +... --=20 2.53.0