linux-kernel - RE: [PATCH v3 2/4] scsi: ufs: Update VCCQ2 and VCCQ min/max voltage hard codes

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Date:   Tue, 26 Nov 2019 07:13:24 +0000
From:   Avri Altman <Avri.Altman@....com>
To:     Can Guo <cang@....qualcomm.com>,
        "asutoshd@...eaurora.org" <asutoshd@...eaurora.org>,
        "nguyenb@...eaurora.org" <nguyenb@...eaurora.org>,
        "rnayak@...eaurora.org" <rnayak@...eaurora.org>,
        "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "kernel-team@...roid.com" <kernel-team@...roid.com>,
        "saravanak@...gle.com" <saravanak@...gle.com>,
        "salyzyn@...gle.com" <salyzyn@...gle.com>,
        "cang@...eaurora.org" <cang@...eaurora.org>
CC:     Alim Akhtar <alim.akhtar@...sung.com>,
        Pedro Sousa <pedrom.sousa@...opsys.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Tomas Winkler <tomas.winkler@...el.com>,
        Stanley Chu <stanley.chu@...iatek.com>,
        open list <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v3 2/4] scsi: ufs: Update VCCQ2 and VCCQ min/max voltage
 hard codes

> 
> From: Can Guo <cang@...eaurora.org>
> 
> Per UFS 3.0 JEDEC standard, the VCCQ2 min voltage is 1.7v and the VCCQ
> voltage range is 1.14v ~ 1.26v. Update their hard codes accordingly to make
> sure they work in a safe range compliant for ver 1.0/1.1/2.0/2.1/3.0 UFS
> devices.
> 
> Signed-off-by: Can Guo <cang@...eaurora.org>
Reviewed-by Avri Altman <avri.altman@....com>