linux-kernel - RE: [PATCH] arm64: dts: qcom: sc7280: Configure cts sleep pinctrl to bias-disable for sc7280-idp

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Message-ID: <BL0PR02MB456419577460FFDE351AE7B7FA119@BL0PR02MB4564.namprd02.prod.outlook.com>
Date:   Wed, 16 Mar 2022 04:52:30 +0000
From:   "Vijaya Krishna Nivarthi (Temp) (QUIC)" <quic_vnivarth@...cinc.com>
To:     "Vijaya Krishna Nivarthi (Temp) (QUIC)" <quic_vnivarth@...cinc.com>,
        Doug Anderson <dianders@...omium.org>
CC:     Andy Gross <agross@...nel.org>,
        "bjorn.andersson@...aro.org" <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, LKML <linux-kernel@...r.kernel.org>,
        Mukesh Savaliya <msavaliy@....qualcomm.com>,
        Matthias Kaehlcke <mka@...omium.org>,
        Stephen Boyd <swboyd@...omium.org>,
        Dilip Kammath <dkammath@....qualcomm.com>
Subject: RE: [PATCH] arm64: dts: qcom: sc7280: Configure cts sleep pinctrl to
 bias-disable for sc7280-idp

Test readings have shown some degradation with bias-bus-hold compared to bias-disable when device is powered up and BT is off.
We are double checking with team.


-----Original Message-----
From: Vijaya Krishna Nivarthi (Temp) 
Sent: Wednesday, March 9, 2022 7:02 PM
To: Vijaya Krishna Nivarthi (Temp) (QUIC) <quic_vnivarth@...cinc.com>; 'Doug Anderson' <dianders@...omium.org>
Cc: 'Andy Gross' <agross@...nel.org>; 'bjorn.andersson@...aro.org' <bjorn.andersson@...aro.org>; 'Rob Herring' <robh+dt@...nel.org>; 'linux-arm-msm' <linux-arm-msm@...r.kernel.org>; 'open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS' <devicetree@...r.kernel.org>; 'LKML' <linux-kernel@...r.kernel.org>; Mukesh Savaliya <msavaliy@....qualcomm.com>; 'Matthias Kaehlcke' <mka@...omium.org>; 'Stephen Boyd' <swboyd@...omium.org>; Dilip Kammath <dkammath@....qualcomm.com>
Subject: RE: [PATCH] arm64: dts: qcom: sc7280: Configure cts sleep pinctrl to bias-disable for sc7280-idp

We are testing power readings with bias-bus-hold change.
Will update progress.