RE: [PATCH v6 2/2] scsi: ufs-qcom: Fix ufs RST_n specs violation

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To: Ziqi Chen <ziqichen@xxxxxxxxxxxxxx>, "asutoshd@xxxxxxxxxxxxxx" <asutoshd@xxxxxxxxxxxxxx>, "nguyenb@xxxxxxxxxxxxxx" <nguyenb@xxxxxxxxxxxxxx>, "cang@xxxxxxxxxxxxxx" <cang@xxxxxxxxxxxxxx>, "hongwus@xxxxxxxxxxxxxx" <hongwus@xxxxxxxxxxxxxx>, "rnayak@xxxxxxxxxxxxxx" <rnayak@xxxxxxxxxxxxxx>, "vinholikatti@xxxxxxxxx" <vinholikatti@xxxxxxxxx>, "jejb@xxxxxxxxxxxxxxxxxx" <jejb@xxxxxxxxxxxxxxxxxx>, "martin.petersen@xxxxxxxxxx" <martin.petersen@xxxxxxxxxx>, "linux-scsi@xxxxxxxxxxxxxxx" <linux-scsi@xxxxxxxxxxxxxxx>, "kernel-team@xxxxxxxxxxx" <kernel-team@xxxxxxxxxxx>, "saravanak@xxxxxxxxxx" <saravanak@xxxxxxxxxx>, "salyzyn@xxxxxxxxxx" <salyzyn@xxxxxxxxxx>, "kwmad.kim@xxxxxxxxxxx" <kwmad.kim@xxxxxxxxxxx>, "stanley.chu@xxxxxxxxxxxx" <stanley.chu@xxxxxxxxxxxx>
Subject: RE: [PATCH v6 2/2] scsi: ufs-qcom: Fix ufs RST_n specs violation
From: Avri Altman <Avri.Altman@xxxxxxx>
Date: Tue, 12 Jan 2021 09:18:11 +0000
Accept-language: en-US
Cc: Andy Gross <agross@xxxxxxxxxx>, Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>, Alim Akhtar <alim.akhtar@xxxxxxxxxxx>, "James E.J. Bottomley" <jejb@xxxxxxxxxxxxx>, "open list:ARM/QUALCOMM SUPPORT" <linux-arm-msm@xxxxxxxxxxxxxxx>, open list <linux-kernel@xxxxxxxxxxxxxxx>
In-reply-to: <1610103385-45755-3-git-send-email-ziqichen@codeaurora.org>
Wdcipoutbound: EOP-TRUE

> 
> 
> As per specs, e.g, JESD220E chapter 7.2, while powering
> off/on the ufs device, RST_n signal should be between
> VSS(Ground) and VCCQ/VCCQ2.
> 
> Signed-off-by: Ziqi Chen <ziqichen@xxxxxxxxxxxxxx>
Aked-by: Avri Altman <avri.altman@xxxxxxx>

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References:
- [PATCH v6 0/2] Two changes to fix ufs power down/on specs violation
  - From: Ziqi Chen
- [PATCH v6 2/2] scsi: ufs-qcom: Fix ufs RST_n specs violation
  - From: Ziqi Chen

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