[PATCH v2 06/23] arm64: dts: mt8192: Add usb-phy node

allen-kh.cheng allen-kh.cheng at mediatek.com
Wed Feb 23 05:24:12 PST 2022


On Tue, 2022-02-22 at 15:10 -0500, Nícolas F. R. A. Prado wrote:
> On Fri, Feb 18, 2022 at 05:16:16PM +0800, Allen-KH Cheng wrote:
> > Add xhci node for mt8192 SoC.
> > 
> > Signed-off-by: Allen-KH Cheng <allen-kh.cheng at mediatek.com>
> > ---
> >  arch/arm64/boot/dts/mediatek/mt8192.dtsi | 25
> > ++++++++++++++++++++++++
> >  1 file changed, 25 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > index 61aadd7bd397..ce18d692175f 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > @@ -875,6 +875,31 @@
> >  			#clock-cells = <1>;
> >  		};
> >  
> > +		u3phy0: usb-phy at 11e40000 {
> 
> According to
> Documentation/devicetree/bindings/phy/mediatek,tphy.yaml, this node
> should be called t-phy. Only the child nodes should be usb-phy.
> 
Hi Nícolas,

I think it should be "u3phy0: t-phy at 11e40000". am I right?

Many thanks,
Allen

> > +			compatible = "mediatek,mt8192-tphy",
> > +				     "mediatek,generic-tphy-v2";
> > +			#address-cells = <2>;
> > +			#size-cells = <2>;
> > +			ranges;
> > +			status = "okay";
> 
> "okay" is already the default status, so you can drop this line, as
> well as the
> ones on the child nodes below.
> 
> > +
> > +			u2port0: usb-phy at 11e40000 {
> > +				reg = <0 0x11e40000 0 0x700>;
> > +				clocks = <&clk26m>;
> > +				clock-names = "ref";
> > +				#phy-cells = <1>;
> > +				status = "okay";
> > +			};
> > +
> > +			u3port0: usb-phy at 11e40700 {
> > +				reg = <0 0x11e40700 0 0x900>;
> > +				clocks = <&clk26m>;
> > +				clock-names = "ref";
> > +				#phy-cells = <1>;
> > +				status = "okay";
> > +			};
> > +		};
> > +
> >  		i2c0: i2c at 11f00000 {
> >  			compatible = "mediatek,mt8192-i2c";
> >  			reg = <0 0x11f00000 0 0x1000>,
> > -- 
> > 2.18.0
> > 
> > 




More information about the linux-arm-kernel mailing list