linux-kernel - Re: [PATCH] arm64: dts: qcom: sm6115p-j606f: Add some peripherals

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Date: Mon, 12 Feb 2024 23:42:04 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Cc: Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>,
 Marijn Suijten <marijn.suijten@...ainline.org>,
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sm6115p-j606f: Add some peripherals

On 12.02.2024 22:19, Dmitry Baryshkov wrote:
> On Mon, 12 Feb 2024 at 15:44, Konrad Dybcio <konrad.dybcio@...aro.org> wrote:
>>
>> This tablet features quite a bunch of I2C-connected devices, such as
>> a Richtek RT1715 USB-C controller, a MM8013 fuel gauge, FSA4480 Type-C
>> audio mux, TPS65132 regulator and some more.
>>
>> Add the aforementioned ones and document others.
>>
>> Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
>> ---

[...]

>> +                       /* TODO: Add a proper PD setup */
>> +                       typec-power-opmode = "default";
>> +                       try-power-role = "sink";
>> +                       power-role = "dual";
>> +                       pd-disable;
>> +
>> +                       port {
>> +                               rt1715_hs_ep: endpoint {
>> +                                       remote-endpoint = <&usb_dwc3_hs>;
> 
> Most likely this port should have the SBU endpoint connected to
> fsa4480. Also, if SS lines are connected, there should be a link
> between this connector and the QMP PHY.

I wish there was usb3. Unless lenovo did that in hw and didn't hook it up
in software, but that's just wishful thinking. I'll give it a shot anyway :P

Konrad