linux-kernel - Re: [PATCH 3/3] arm64: dts: qcom: add basic devicetree for Ayaneo Pocket S2 gaming console

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] [day] [month] [year] [list]

Message-ID: <36533a12-9d92-42ab-9e5f-a26f538520da@oss.qualcomm.com>
Date: Thu, 22 Jan 2026 18:47:25 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Neil Armstrong <neil.armstrong@...aro.org>, 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>,
        Rob Clark <robin.clark@....qualcomm.com>,
        Dmitry Baryshkov
 <lumag@...nel.org>,
        Abhinav Kumar <abhinav.kumar@...ux.dev>,
        Jessica Zhang <jesszhan0024@...il.com>, Sean Paul <sean@...rly.run>,
        Marijn Suijten <marijn.suijten@...ainline.org>,
        David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, KancyJoe <kancy2333@...look.com>
Subject: Re: [PATCH 3/3] arm64: dts: qcom: add basic devicetree for Ayaneo
 Pocket S2 gaming console

On 1/22/26 10:25 AM, Neil Armstrong wrote:
> On 1/22/26 10:15, Konrad Dybcio wrote:
>> On 1/21/26 5:40 PM, Neil Armstrong wrote:
>>> From: KancyJoe <kancy2333@...look.com>
>>>
>>> Add initial Device Tree for the Ayaneo Pocket S2 gaming console based
>>> on the Qualcomm Snapdragon 8 Gen 3 platform.
>>>
>>> The design is similar to a phone wihout the modem, the game control
>>> is handled via a standalone controller connected to a PCIe USB
>>> controller.
>>>
>>> Display support will be added in a second time.
>>>
>>> Signed-off-by: KancyJoe <kancy2333@...look.com>
>>> Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
>>> ---

[...]


>>> +&pcieport1 {
>>> +    pinctrl-0 = <&upd720201_active>;
>>
>> Is this a regulator?
> 
> There's s 3 gpios, the 3 are required to have the controller to show up,
> it could be 3 regulators and a reset line, I don't know. The controller
> needs 1.05v and 3.3v plus a reset signal, but I don't know which one
> is which and if it's really regulators...

I'm not going to make you.. but if you would like to open the device
and poke at it with a multimeter while toggling GPIOs... the footprint
for this controller is freely accessible

Konrad