| Message ID | 1547709348-17506-2-git-send-email-min.guo@mediatek.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Add MediaTek MUSB Controller Driver | expand |
Hello! On 01/17/2019 10:15 AM, min.guo@mediatek.com wrote: > From: Min Guo <min.guo@mediatek.com> > > This adds support for MediaTek musb controller in > host, peripheral and otg mode. > > Signed-off-by: Min Guo <min.guo@mediatek.com> > --- > .../devicetree/bindings/usb/mediatek,musb.txt | 43 ++++++++++++++++++++++ > 1 file changed, 43 insertions(+) > create mode 100644 Documentation/devicetree/bindings/usb/mediatek,musb.txt > > diff --git a/Documentation/devicetree/bindings/usb/mediatek,musb.txt b/Documentation/devicetree/bindings/usb/mediatek,musb.txt > new file mode 100644 > index 0000000..3e3f671 > --- /dev/null > +++ b/Documentation/devicetree/bindings/usb/mediatek,musb.txt > @@ -0,0 +1,43 @@ > +MediaTek musb DRD/OTG controller > +------------------------------------------- > + > +Required properties: > + - compatible : should be "mediatek,mtk-musb" > + - reg : specifies physical base address and size of > + the registers I'd indent it more to align with "specifies", else it looks weird. > + - interrupts : interrupt used by musb controller > + - interrupt-names : must be "mc" > + - phys : PHY specifier for the OTG phy > + - dr_mode : should be one of "host", "peripheral" or "otg", > + refer to usb/generic.txt Same here... > + - clocks : a list of phandle + clock-specifier pairs, one for > + each entry in clock-names Here... > + - clock-names : must contain "main", "mcu", "univpll" > + for clocks of controller And here. > + > +Optional properties: > + - extcon : external connector for VBUS and IDPIN changes detection, ID pin, maybe? > + needed when supports dual-role mode. > + - vbus-supply : reference to the VBUS regulator, needed when supports > + dual-role mode. > + - power-domains : a phandle to USB power domain node to control USB's > + MTCMOS [...] MBR, Sergei
Hello! On Thu, 2019-01-17 at 14:06 +0300, Sergei Shtylyov wrote: > Hello! > > On 01/17/2019 10:15 AM, min.guo@mediatek.com wrote: > > > From: Min Guo <min.guo@mediatek.com> > > > > This adds support for MediaTek musb controller in > > host, peripheral and otg mode. > > > > Signed-off-by: Min Guo <min.guo@mediatek.com> > > --- > > .../devicetree/bindings/usb/mediatek,musb.txt | 43 ++++++++++++++++++++++ > > 1 file changed, 43 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/usb/mediatek,musb.txt > > > > diff --git a/Documentation/devicetree/bindings/usb/mediatek,musb.txt b/Documentation/devicetree/bindings/usb/mediatek,musb.txt > > new file mode 100644 > > index 0000000..3e3f671 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/usb/mediatek,musb.txt > > @@ -0,0 +1,43 @@ > > +MediaTek musb DRD/OTG controller > > +------------------------------------------- > > + > > +Required properties: > > + - compatible : should be "mediatek,mtk-musb" > > + - reg : specifies physical base address and size of > > + the registers > > I'd indent it more to align with "specifies", else it looks weird. Okay. > > + - interrupts : interrupt used by musb controller > > + - interrupt-names : must be "mc" > > + - phys : PHY specifier for the OTG phy > > + - dr_mode : should be one of "host", "peripheral" or "otg", > > + refer to usb/generic.txt > > Same here... Okay. > > + - clocks : a list of phandle + clock-specifier pairs, one for > > + each entry in clock-names > > Here... Okay. > > + - clock-names : must contain "main", "mcu", "univpll" > > + for clocks of controller > > And here. Okay. > > + > > +Optional properties: > > + - extcon : external connector for VBUS and IDPIN changes detection, > > ID pin, maybe? Okay. > > + needed when supports dual-role mode. > > + - vbus-supply : reference to the VBUS regulator, needed when supports > > + dual-role mode. > > + - power-domains : a phandle to USB power domain node to control USB's > > + MTCMOS > [...] > > MBR, Sergei
diff --git a/Documentation/devicetree/bindings/usb/mediatek,musb.txt b/Documentation/devicetree/bindings/usb/mediatek,musb.txt new file mode 100644 index 0000000..3e3f671 --- /dev/null +++ b/Documentation/devicetree/bindings/usb/mediatek,musb.txt @@ -0,0 +1,43 @@ +MediaTek musb DRD/OTG controller +------------------------------------------- + +Required properties: + - compatible : should be "mediatek,mtk-musb" + - reg : specifies physical base address and size of + the registers + - interrupts : interrupt used by musb controller + - interrupt-names : must be "mc" + - phys : PHY specifier for the OTG phy + - dr_mode : should be one of "host", "peripheral" or "otg", + refer to usb/generic.txt + - clocks : a list of phandle + clock-specifier pairs, one for + each entry in clock-names + - clock-names : must contain "main", "mcu", "univpll" + for clocks of controller + +Optional properties: + - extcon : external connector for VBUS and IDPIN changes detection, + needed when supports dual-role mode. + - vbus-supply : reference to the VBUS regulator, needed when supports + dual-role mode. + - power-domains : a phandle to USB power domain node to control USB's + MTCMOS + +Example: + +usb2: usb@11200000 { + compatible = "mediatek,mt2701-musb", + "mediatek,mtk-musb"; + reg = <0 0x11200000 0 0x1000>; + interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>; + interrupt-names = "mc"; + phys = <&u2port2 PHY_TYPE_USB2>; + vbus-supply = <&usb_vbus>; + extcon = <&extcon_usb>; + dr_mode = "otg"; + clocks = <&pericfg CLK_PERI_USB0>, + <&pericfg CLK_PERI_USB0_MCU>, + <&pericfg CLK_PERI_USB_SLV>; + clock-names = "main","mcu","univpll"; + power-domains = <&scpsys MT2701_POWER_DOMAIN_IFR_MSC>; +};