linux-kernel - Re: [PATCH 0/3] (Qualcomm) UFS device reset support

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Message-ID: <CANcMJZBmgWMZu7Y53Lnx_x3L2UpCmEbFRHVW0SFCXfW=Yw9uYg@mail.gmail.com>
Date:   Tue, 4 Jun 2019 15:00:27 -0700
From:   John Stultz <john.stultz@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Pedro Sousa <pedrom.sousa@...opsys.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-scsi@...r.kernel.org
Subject: Re: [PATCH 0/3] (Qualcomm) UFS device reset support

On Tue, Jun 4, 2019 at 12:22 AM Bjorn Andersson
<bjorn.andersson@...aro.org> wrote:
>
> This series exposes the ufs_reset line as a gpio, adds support for ufshcd to
> acquire and toggle this and then adds this to SDM845 MTP.
>
> Bjorn Andersson (3):
>   pinctrl: qcom: sdm845: Expose ufs_reset as gpio
>   scsi: ufs: Allow resetting the UFS device
>   arm64: dts: qcom: sdm845-mtp: Specify UFS device-reset GPIO

Adding similar change as in sdm845-mtp to the not yet upstream
blueline dts, I validated this allows my micron UFS pixel3 to boot.

Tested-by: John Stultz <john.stultz@...aro.org>

thanks
-john