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Nguyen" , "cang@codeaurora.org" , "asutoshd@codeaurora.org" , "martin.petersen@oracle.com" , "linux-scsi@vger.kernel.org" CC: "linux-arm-msm@vger.kernel.org" , Rob Herring , Bjorn Andersson , Vinod Koul , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , open list Subject: RE: [PATCH v1 1/2] scsi: dt-bindings: ufs: Add vcc-voltage-level for UFS Thread-Topic: [PATCH v1 1/2] scsi: dt-bindings: ufs: Add vcc-voltage-level for UFS Thread-Index: AQHWgCVXOk5caVA7xEKoLZDnRIQ/FqlmYbkg Date: Sun, 13 Sep 2020 09:35:43 +0000 Message-ID: References: <0a9d395dc38433501f9652a9236856d0ac840b77.1598939393.git.nguyenb@codeaurora.org> In-Reply-To: <0a9d395dc38433501f9652a9236856d0ac840b77.1598939393.git.nguyenb@codeaurora.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: codeaurora.org; dkim=none (message not signed) header.d=none;codeaurora.org; dmarc=none action=none header.from=wdc.com; x-originating-ip: [212.25.79.133] x-ms-publictraffictype: Email x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: d863c7df-ebbf-45b0-85ef-08d857c862ff x-ms-traffictypediagnostic: BYAPR04MB6069: x-microsoft-antispam-prvs: wdcipoutbound: EOP-TRUE x-ms-oob-tlc-oobclassifiers: OLM:2201; x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: g8IC4Ylo121CJnvpC5DuQ0yHzZDd4MBNxf2dq0u0JT3jPp8k/K1IgXH/atKd8r8m/zzH1ZR2jnXcM5tK0sYYQGbhm1qq/pSLDEeC5LTvQWTvWg6K2GjK5J+4U3eq3onXo796iij91B9g4YZdxdbA4PcRoIddmdJ3MxGDqIXPVfzDQXZKRKbZaj3ZUO5SM1HOK8bmi7TcnBnDYZi5nlh5LanNzWkhpFoosJ70Pxyo40pYFRZwzeRRct1O2VQWJuuruXLfYVTQAkLFhPVFHorV4V3axDpawjyOMXjGLkwIPrzSvLsirgaXO+CYNcdAUU9mIEzdi0Yt0eCORaVRzbWqQg== x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BY5PR04MB6705.namprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(136003)(396003)(39850400004)(346002)(366004)(376002)(52536014)(8676002)(478600001)(2906002)(9686003)(55016002)(26005)(7416002)(316002)(86362001)(71200400001)(33656002)(186003)(64756008)(66556008)(66476007)(66946007)(4326008)(7696005)(76116006)(66446008)(5660300002)(6506007)(110136005)(54906003)(8936002);DIR:OUT;SFP:1102; x-ms-exchange-antispam-messagedata: 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 x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: BY5PR04MB6705.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: d863c7df-ebbf-45b0-85ef-08d857c862ff X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Sep 2020 09:35:43.6604 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: Q2PjNJnu4lNLuv+wt0oY2LtA71/NKgAv0yEvmM9mXbJe1bPB4Q0ZckAERLmyVrgQ23r1MNGrB6SyOt2dKKbq1g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR04MB6069 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >=20 >=20 > UFS's specifications supports a range of Vcc operating > voltage levels. Add documentation for the UFS's Vcc voltage > levels setting. >=20 > Signed-off-by: Can Guo > Signed-off-by: Asutosh Das > Signed-off-by: Bao D. Nguyen > --- > Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt | 2 ++ > 1 file changed, 2 insertions(+) >=20 > diff --git a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt > b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt > index 415ccdd..7257b32 100644 > --- a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt > +++ b/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt > @@ -23,6 +23,8 @@ Optional properties: > with "phys" attribute, provides phandle to UFS= PHY node > - vdd-hba-supply : phandle to UFS host controller supply regulato= r node > - vcc-supply : phandle to VCC supply regulator node > +- vcc-voltage-level : specifies voltage levels for VCC supply. For ufs3.1+ devices > + Should be specified in pairs (min, max), units= uV. > - vccq-supply : phandle to VCCQ supply regulator node > - vccq2-supply : phandle to VCCQ2 supply regulator node > - vcc-supply-1p8 : For embedded UFS devices, valid VCC range is 1= .7-1.95V > -- Why are you removing all other docs? They are still relevant for non ufs3.1 devices.