From: "Martin K. Petersen" <martin.petersen@oracle.com>
To: alim.akhtar@samsung.com, stanley.chu@mediatek.com,
jejb@linux.ibm.com, linux-scsi@vger.kernel.org,
peter.wang@mediatek.com, avri.altman@wdc.com
Cc: "Martin K . Petersen" <martin.petersen@oracle.com>,
jiajie.hao@mediatek.com, chun-hung.wu@mediatek.com,
cc.chou@mediatek.com, wsd_upstream@mediatek.com,
alice.chao@mediatek.com, chaotian.jing@mediatek.com
Subject: Re: [PATCH v4] scsi: ufs-mediatek: fix ufs power down specs violation
Date: Fri, 14 May 2021 23:13:53 -0400 [thread overview]
Message-ID: <162104840194.20119.14495605358253459911.b4-ty@oracle.com> (raw)
In-Reply-To: <1620813706-25331-1-git-send-email-peter.wang@mediatek.com>
On Wed, 12 May 2021 18:01:45 +0800, peter.wang@mediatek.com wrote:
> As per specs, e.g, JESD220E chapter 7.2, while powering off
> the ufs device, RST_N signal should be between VSS(Ground)
> and VCCQ/VCCQ2. The power down sequence after fixing as below:
>
> Power down:
> 1. Assert RST_N low
> 2. Turn-off VCC
> 3. Turn-off VCCQ/VCCQ2
Applied to 5.13/scsi-fixes, thanks!
[1/1] scsi: ufs-mediatek: fix ufs power down specs violation
https://git.kernel.org/mkp/scsi/c/c625b80b9d00
--
Martin K. Petersen Oracle Linux Engineering
prev parent reply other threads:[~2021-05-15 3:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-12 10:01 [PATCH v4] scsi: ufs-mediatek: fix ufs power down specs violation peter.wang
2021-05-12 10:01 ` [PATCH] " peter.wang
2021-05-12 10:11 ` [PATCH v4] " Stanley Chu
2021-05-13 6:45 ` Avri Altman
2021-05-13 7:58 ` Peter Wang
2021-05-13 8:15 ` Avri Altman
2021-05-15 3:13 ` Martin K. Petersen [this message]
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