linux-kernel - Re: [PATCH v2 3/3] arm64: dts: qcom: sm6125-xiaomi-laurel-sprout: Add Focaltech FT3518 touchscreen

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <qd4nu66ph23gtcfybxilpmphsih3e5hkfzpvsmjyxcnep5f5za@rhxwi3rmlx67>
Date: Wed, 14 Jan 2026 15:04:00 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: yedaya.ka@...il.com
Cc: SzczurekYT <szczurek@...zurek.yt>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>, linux-input@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org,
        Kamil Gołda <kamil.golda@...tonmail.com>
Subject: Re: [PATCH v2 3/3] arm64: dts: qcom: sm6125-xiaomi-laurel-sprout:
 Add Focaltech FT3518 touchscreen

On Wed, Jan 14, 2026 at 11:31:08AM +0200, Yedaya Katsman via B4 Relay wrote:
> From: Yedaya Katsman <yedaya.ka@...il.com>
> 
> Add device tree node for the Focaltech FT3518 touchscreen on
> Xiaomi Mi A3 (laurel-sprout).
> 
> Enable qupv3_id_0 and i2c2 bus that the touchscreen is on.
> 
> Co-developed-by: Kamil Gołda <kamil.golda@...tonmail.com>
> Signed-off-by: Kamil Gołda <kamil.golda@...tonmail.com>
> Signed-off-by: Yedaya Katsman <yedaya.ka@...il.com>
> ---
>  .../boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts  | 34 ++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts
> index 994fb0412fcbdf5466f87a325c48b697a37b514b..97feed708d3b6483eab72cfb0ae39be6f5ae3a11 100644
> --- a/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts
> +++ b/arch/arm64/boot/dts/qcom/sm6125-xiaomi-laurel-sprout.dts
> @@ -119,6 +119,18 @@ active-config0 {
>  			};
>  		};
>  	};
> +
> +	ts_vdd_supply: ts-vdd-supply {

ts_vdd_supply: vreg-ts-vdd

OR

ts_vdd_supply: regulator-ts-vdd

(It migth require to be moved up in the file according to the sorting
rules).


> +		compatible = "regulator-fixed";
> +		regulator-name = "ts_vdd_supply";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +
> +		gpio = <&tlmm 83 GPIO_ACTIVE_HIGH>;
> +		enable-active-high;
> +
> +		startup-delay-us = <70000>;
> +	};
>  };
>  

-- 
With best wishes
Dmitry