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 <chunfeng.yun@xxxxxxxxxxxx> > --- > 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 >
