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 742E037AA8A; Tue, 17 Feb 2026 23:51:43 +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=1771372305; cv=none; b=mmYJ3s8nm6Hh3o8cP8pL8+dusVGXZc4VGHJXBNFtGSnmhB2jAMov7fg7RBCcu42dW8b2W93dHRuR55vFgnKsflfva6zGswacOmsOmpb/zob99Zr99FF3rhq7txIoJRb52yR7ihfJYqPZn/E88OMQFzYk635PVIFVoYSVpw761QE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771372305; c=relaxed/simple; bh=hLEJw7NfpeakgWD5ooAEJP4vVxpcsaKGoIj7IO2V05M=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=te1ZUzq0H5nGensr+WxfULGH8jrD4yqNabgaIVBmG5nW//eernBW06zXRPEbMVYMFqvtcwAsq+TdTLAn590VW3ObkxVkk+qr1WGW8TMi3Wd2o0Vh3lufVF80/qK9mCVNWUAVLFkfR4za2HPPi297uVpgjyedK9LYMAgm2QIuNus= 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=kq334GCj; dkim=permerror (0-bit key) header.d=mainlining.org header.i=@mainlining.org header.b=KMpD2/vZ; 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="kq334GCj"; dkim=permerror (0-bit key) header.d=mainlining.org header.i=@mainlining.org header.b="KMpD2/vZ" DKIM-Signature: v=1; a=rsa-sha256; s=202507r; d=mainlining.org; c=relaxed/relaxed; h=To:Message-Id:Subject:Date:From; t=1771372265; bh=d7WI4CCze1zokydljk3Xtok 4i1TlNCgc0AyutExxLSc=; b=kq334GCjOU+MsIACkLQgGz5OPL0K6Vud03WaQxKKDfpoStgIQA LH2GN3wSvNK7NtuiIhgq07YYtUSJQytsJCfqc/cutgoIfSx5kd42ut08VQ8Qxr+FmGfXUDVaDHa km76zTooxdDVLM7ocwqWcfxG7IsEPxDd90CLvpahZYt+4UUtQaceYL0+HSlrnlm2aqmA6ZCcyqp KslvgQKftZz5K4WhvKCOagdvhk4+u/n/FODwGjXBWJN3jWPenOXh2kLKnvdEokn4+W8Ss/HTbkf 3i7wWdeLhrUlohH7huUS5X24cm2KqNw+CQJ/bR5/fVl0Sr7fD2RRbC5Z/X3Xqwa9LKg==; DKIM-Signature: v=1; a=ed25519-sha256; s=202507e; d=mainlining.org; c=relaxed/relaxed; h=To:Message-Id:Subject:Date:From; t=1771372265; bh=d7WI4CCze1zokydljk3Xtok 4i1TlNCgc0AyutExxLSc=; b=KMpD2/vZ/3saCz3YDK6ts1g0CeR8GRw/PoBwFpIiNUaY7EWFxF 8aTHIsrtWUXGDpNhD68vxQS4YpNO9Wnng6Ag==; From: Aelin Reidel Date: Wed, 18 Feb 2026 00:50:47 +0100 Subject: [PATCH 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: <20260218-gtx8-v1-1-0d575b3dedc5@mainlining.org> References: <20260218-gtx8-v1-0-0d575b3dedc5@mainlining.org> In-Reply-To: <20260218-gtx8-v1-0-0d575b3dedc5@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