linux-kernel - Re: [PATCH v2 2/5] ARM: dts: qcom: msm8960: expressatt: Add Light/Proximity Sensor

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Message-ID: <98d599fc-3a9d-4191-b085-c5ed444c095e@oss.qualcomm.com>
Date: Fri, 21 Nov 2025 15:38:41 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: guptarud@...il.com, Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/5] ARM: dts: qcom: msm8960: expressatt: Add
 Light/Proximity Sensor

On 11/21/25 12:44 PM, Rudraksha Gupta via B4 Relay wrote:
> From: Rudraksha Gupta <guptarud@...il.com>
> 
> 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 <guptarud@...il.com>
> ---
>  .../dts/qcom/qcom-msm8960-samsung-expressatt.dts   | 35 ++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts b/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts
> index 5ee919dce75b..b68da548a985 100644
> --- a/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts
> +++ b/arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts
> @@ -54,6 +54,32 @@ key-volume-down {
>  	};
>  };
>  
> +&gsbi2 {
> +	qcom,mode = <GSBI_PROT_I2C>;
> +
> +	status = "okay";
> +};
> +
> +&gsbi2_i2c {
> +	status = "okay";
> +
> +	light-sensor@39 {
> +		compatible = "amstaos,tmd2772";
> +		reg = <0x39>;
> +		interrupt-parent = <&pm8921_gpio>;
> +		interrupts = <6 IRQ_TYPE_EDGE_FALLING>;

interrupts-extended = <&pm8921_gpio 6 IRQ_TYPE_EDGE_FALLING>;

Reviewed-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Konrad