From nobody Tue Dec 2 02:30:33 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 EBFB430147A; Thu, 20 Nov 2025 07:14:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763622886; cv=none; b=GY5tkLmQMVy1cvsNlqDVkcUnDFIeUHEe/em81FhRRWuzLT9Y2LaHM+xtLY3lfsqzrjr00iHzpMQYWlbxdXZRqmrAhRaIMfyaZUd26788Vwg99tg/liwJ06oz7Qsp8zDkMzPNdeMHSf1fQJ7tQWxuqsRqIMiyV8IpJsjGrV7sOXU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763622886; c=relaxed/simple; bh=HbpjlJC5wjiJJwt5Em64pMo2FXgLoSKkzcg2EQqvFX4=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=J28Fuha2q+vxlX1VXD0APrr3jm/bB9QASfujNkOsxGGpO1ysy2IVR45SfrzuGPn21T4SoVDj0Ey81DfIk5AEAS00SjWiXC4S0KNyAxqM6PaQZg4ifTgikWXWGt4Tt9b2BPJb13/IpN9MQBxX3NDw/q7G40jLi56h86IaCZStu8k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=YrrkbxcV; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="YrrkbxcV" Received: by smtp.kernel.org (Postfix) with ESMTPS id 8F4E2C116B1; Thu, 20 Nov 2025 07:14:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763622885; bh=HbpjlJC5wjiJJwt5Em64pMo2FXgLoSKkzcg2EQqvFX4=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=YrrkbxcVFHCGySQQ3bLa3qB1eRefdANHdVRbpQjP7t+sU+T+0fLFYgdZ1Qk3d1fBV aFgXS8QWOvb5qVlxUKlbgd7vv92RkI+De2/XQD6FsCyDBHc2wde3Imw3I+V7H5f/J9 sea5Ktj77gCLTEpsi+HXdHCj5yZ77JO06UyP2mMqCHXM8o7BxtxumH3nHeXXdEkKOR QQvOGZznGYm/RKmlRBS34YEwhvgLR+FMZzcxWpZQxIEO/6Y0+n/KXtM1LP8sndUx2Y kyJSF0fhA3MSJOKzLHgwV7r973kZflOz/9jsQi9+jIEzODpBpqvZM2Rv0HPVNSRBpu R18EZFyRGS56A== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 888EDCF8549; Thu, 20 Nov 2025 07:14:45 +0000 (UTC) From: Rudraksha Gupta via B4 Relay Date: Wed, 19 Nov 2025 23:14:42 -0800 Subject: [PATCH 1/4] ARM: dts: qcom: msm8960: expressatt: Add Light/Proximity Sensor 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: <20251119-expressatt_nfc_accel_magn_light-v1-1-636f16f05cf4@gmail.com> References: <20251119-expressatt_nfc_accel_magn_light-v1-0-636f16f05cf4@gmail.com> In-Reply-To: <20251119-expressatt_nfc_accel_magn_light-v1-0-636f16f05cf4@gmail.com> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Rudraksha Gupta X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1763622884; l=2089; i=guptarud@gmail.com; s=20240916; h=from:subject:message-id; bh=3y/PevugngpXnTyFIerATqp8HygnxRp+u1TfLII58QU=; b=LagrKQ+BSjYyxXq0usvsRwsh+wEO+8m2HP/0WG/GjT0hVI/WolqnLCIkdtwbUcrMQIT3cnjO+ IBWkE9OOAA7DRAFNROgjj8gjJUbfv0N7XDg5uWtF7JCgVGmNz7N8EoO X-Developer-Key: i=guptarud@gmail.com; a=ed25519; pk=ETrudRugWAtOpr0OhRiheQ1lXM4Kk4KGFnBySlKDi2I= X-Endpoint-Received: by B4 Relay for guptarud@gmail.com/20240916 with auth_id=211 X-Original-From: Rudraksha Gupta Reply-To: guptarud@gmail.com From: Rudraksha Gupta Currently the Proximity Sensor doesn't work, but light sensor does. Left the proximity sensor as a TODO for later. Signed-off-by: Rudraksha Gupta --- .../dts/qcom/qcom-msm8960-samsung-expressatt.dts | 36 ++++++++++++++++++= ++++ 1 file changed, 36 insertions(+) diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts b/a= rch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts index 5ee919dce75b..1e331a046e7b 100644 --- a/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts +++ b/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts @@ -52,6 +52,31 @@ key-volume-down { linux,code =3D ; }; }; + + i2c-gpio-sensors { + compatible =3D "i2c-gpio"; + sda-gpios =3D <&tlmm 12 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios =3D <&tlmm 13 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + i2c-gpio,delay-us =3D <5>; + #address-cells =3D <1>; + #size-cells =3D <0>; + + light-sensor@39 { + compatible =3D "amstaos,tmd2772"; + reg =3D <0x39>; + interrupt-parent =3D <&pm8921_gpio>; + interrupts =3D <6 IRQ_TYPE_EDGE_FALLING>; + vdd-supply =3D <&pm8921_l9>; + vddio-supply =3D <&pm8921_lvs4>; + + // TODO: Proximity doesn't work + amstaos,proximity-diodes =3D <0>; + led-max-microamp =3D <100000>; + + pinctrl-names =3D "default"; + pinctrl-0 =3D <&prox_sensor_int>; + }; + }; }; =20 &gsbi5 { @@ -163,6 +188,15 @@ &pm8921 { interrupts-extended =3D <&tlmm 104 IRQ_TYPE_LEVEL_LOW>; }; =20 +&pm8921_gpio { + prox_sensor_int: prox-sensor-int-state { + pins =3D "gpio6"; + function =3D "normal"; + input-enable; + bias-disable; + }; +}; + &rpm { regulators { compatible =3D "qcom,rpm-pm8921-regulators"; @@ -280,6 +314,7 @@ pm8921_l9: l9 { regulator-min-microvolt =3D <2850000>; regulator-max-microvolt =3D <2850000>; bias-pull-down; + regulator-always-on; }; =20 pm8921_l10: l10 { @@ -377,6 +412,7 @@ pm8921_lvs3: lvs3 { =20 pm8921_lvs4: lvs4 { bias-pull-down; + regulator-always-on; }; =20 pm8921_lvs5: lvs5 { --=20 2.51.2