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[24.155.109.49]) by smtp.gmail.com with ESMTPSA id v1sm1055259ota.60.2019.08.29.13.05.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Aug 2019 13:05:03 -0700 (PDT) Date: Thu, 29 Aug 2019 15:05:03 -0500 From: Rob Herring To: Chunfeng Yun Subject: Re: [PATCH 04/11] dt-bindings: phy-mtk-tphy: add a new reference clock Message-ID: <20190829200503.GA2542@bogus> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190829_130505_346352_E0FDD18F X-CRM114-Status: GOOD ( 16.55 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Kishon Vijay Abraham I , linux-mediatek@lists.infradead.org, Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Aug 23, 2019 at 03:00:11PM +0800, Chunfeng Yun wrote: > Usually the digital and anolog phys use the same reference clock, > but on some platforms, they are separated, so add another optional > clock to support it. > In order to keep the clock names consistent with PHY IP's, use > the da_ref for anolog phy and ref clock for digital phy. > > Signed-off-by: Chunfeng Yun > --- > Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt b/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt > index dbc143ed5999..ed9a2641f204 100644 > --- a/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt > +++ b/Documentation/devicetree/bindings/phy/phy-mtk-tphy.txt > @@ -41,9 +41,12 @@ Optional properties (PHY_TYPE_USB2 port (child) node): > - clocks : a list of phandle + clock-specifier pairs, one for each > entry in clock-names > - clock-names : may contain > - "ref": 48M reference clock for HighSpeed anolog phy; and 26M > - reference clock for SuperSpeed anolog phy, sometimes is > + "ref": 48M reference clock for HighSpeed (digital) phy; and 26M > + reference clock for SuperSpeed (digital) phy, sometimes is > 24M, 25M or 27M, depended on platform. > + "da_ref": the reference clock of anolog phy, used if the clocks > + of anolog and digital phys are separated, otherwise uses s/amolog/analog/ > + "ref" clock only if need. needed. > > - mediatek,eye-src : u32, the value of slew rate calibrate > - mediatek,eye-vrt : u32, the selection of VRT reference voltage > -- > 2.23.0 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel