On Wed, Feb 24, 2016 at 04:26:13PM +0100, Petr Kulhavy wrote: > DT binding for the TI DA8xx/OMAP-L1x/AM17xx/AM18xx MUSB driver. > > Signed-off-by: Petr Kulhavy <petr@xxxxxxxxx> > --- > v1: <initial> > > v2: > - using standard properties "dr_mode", "mentor,power", "mentor,num-eps", "mentor,multipoint", "mentor,ram-bits" > - using "ti," prefix instead of "da8xx," for specific property names > - no wildcards in compatibility string > > v3: > - added "reg", "interrupts" and "interrupt-names" properties > - wildcards in compatibility string > > v4: > - compatibility string set to "ti,da830-musb" > - "mentor,num-eps", "mentor,multipoint", "mentor,ram-bits" properties removed and hardcoded > - "ti,phy20-clkmux-cfg" renamed to "ti,phy20-clkmux-pll" and changed to boolean > - removed "ti,hwmods" > > v5: > - "ti,phy20-refclock-frequency" property made mandatory > > v6: > - using "ti,usb2-phy-" prefix instead of "ti,phy20-" for the specific properties > > v7: > - removed the "mentor,power" property; hard coded to 500mA in the code > > .../devicetree/bindings/usb/da8xx-usb.txt | 43 ++++++++++++++++++++++ > 1 file changed, 43 insertions(+) > create mode 100644 Documentation/devicetree/bindings/usb/da8xx-usb.txt > > diff --git a/Documentation/devicetree/bindings/usb/da8xx-usb.txt b/Documentation/devicetree/bindings/usb/da8xx-usb.txt > new file mode 100644 > index 0000000..e281829 > --- /dev/null > +++ b/Documentation/devicetree/bindings/usb/da8xx-usb.txt > @@ -0,0 +1,43 @@ > +TI DA8xx MUSB > +~~~~~~~~~~~~~ > +For DA8xx/OMAP-L1x/AM17xx/AM18xx platforms. > + > +Required properties: > +~~~~~~~~~~~~~~~~~~~~ > + - compatible : Should be set to "ti,da830-musb". > + > + - reg: Offset and length of the USB controller register set. > + > + - interrupts: The USB interrupt number. > + > + - interrupt-names: Should be set to "mc". > + > + - dr_mode: The USB operation mode. Should be one of "host", "peripheral" or "otg". > + > + - ti,usb2-phy-refclock-frequency : Integer. Defines the USB 2.0 PHY reference clock input > + frequency in Hz in case the clock is generated by the internal PLL. > + Supported values are 12MHz, 13MHz, 19.2MHz, 20MHz, 24MHz, 26MHz, 38.4MHz, 40MHz, 48MHz Shouldn't this be optional if it only applies for the internal PLL? I'd prefer "ti,usb2-phy-refclock-hz" so the units are clear. > +Optional properties: > +~~~~~~~~~~~~~~~~~~~~ > + - ti,usb2-phy-clkmux-pll: Boolean. Defines the USB 2.0 PHY reference clock source. > + If present the internal PLL is used as a clock source, otherwise the external > + USB_REFCLKIN pin is used. External is the more common case? The property should be present for the less common case. Rob -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html