Messages in this thread | | | Date | Tue, 10 Jul 2012 12:32:17 +0530 | From | Rajendra Nayak <> | Subject | Re: [PATCH v1 07/11] drivers: usb: twl4030: Add device tree support for twl4030 usb |
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On Tuesday 10 July 2012 12:22 PM, ABRAHAM, KISHON VIJAY wrote: >>> +TWL4030 USB PHY AND COMPARATOR >>> >> + - compatible : Should be "ti,twl4030-usb" >>> >> + - interrupts : The interrupt numbers to the cpu should be specified. >>> >> First >>> >> + interrupt number is the otg interrupt number that raises ID interrupts >>> >> + and VBUS interrupts. The second interrupt number is optional. >>> >> + -<supply-name>-supply : phandle to the regulator device tree node. >>> >> +<supply-name> should be vusb1v5, vusb1v8 and vusb3v1 >>> >> + - usb_mode : The mode used by the phy to connect to the controller. "1" >>> >> + specifies "ULPI" mode and "2" specifies "CEA2011_3PIN" mode. >> > >> > >> > Are these standard usb phy modes or something specific to the twl4030 >> > usb phy? > These are standard modes used to connect the phy to the controller. I > think it's used by other chips other than twl4030 (Something in > am35xx??).
So would it make sense to document these bindings independent of a given phy and a given controller, so it could be reused and not duplicated in various forms for various different controllers.
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