On Sun, 2015-10-18 at 14:01 +0300, Sergei Shtylyov wrote:
> Hello.
>
> On 10/18/2015 6:51 AM, Chunfeng Yun wrote:
>
> > add xHCI and phy drivers for MT8173-EVB
> >
> > Signed-off-by: Chunfeng Yun <chunfeng....@mediatek.com>
>
> [...]
>
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> > b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> > index d18ee42..46f5f50 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> > +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> [...]
> > @@ -487,6 +488,47 @@
> > clock-names = "source", "hclk";
> > status = "disabled";
> > };
> > +
> > + usb30: usb@11270000 {
> > + compatible = "mediatek,mt8173-xhci";
> > + reg = <0 0x11270000 0 0x1000>,
> > + <0 0x11280700 0 0x0100>;
> > + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
> > + power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>;
> > + clocks = <&topckgen CLK_TOP_USB30_SEL>,
> > + <&pericfg CLK_PERI_USB0>,
> > + <&pericfg CLK_PERI_USB1>;
> > + clock-names = "sys_ck",
> > + "wakeup_deb_p0",
> > + "wakeup_deb_p1";
> > + phys = <&phy_port0 PHY_TYPE_USB3>,
> > + <&phy_port1 PHY_TYPE_USB2>;
> > + mediatek,syscon-wakeup = <&pericfg>;
> > + status = "okay";
> > + };
> > +
> > + u3phy: usb-phy@11290000 {
> > + compatible = "mediatek,mt8173-u3phy";
> > + reg = <0 0x11290000 0 0x800>;
> > + clocks = <&apmixedsys CLK_APMIXED_REF2USB_TX>;
> > + clock-names = "u3phya_ref";
> > + #address-cells = <2>;
> > + #size-cells = <2>;
> > + ranges;
> > + status = "okay";
>
> Don't you need the "power-domains" prop here as well?
No, the power-domains of MAC and PHY are separated, but PHY's can't be
operated by software.
Thanks.
>
> > +
> > + phy_port0: port@11290800 {
> > + reg = <0 0x11290800 0 0x800>;
> > + #phy-cells = <1>;
> > + status = "okay";
> > + };
> > +
> > + phy_port1: port@11291000 {
> > + reg = <0 0x11291000 0 0x800>;
> > + #phy-cells = <1>;
> > + status = "okay";
> > + };
> > + };
> > };
> > };
> >
>
> MBR, Sergei
>
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