* Roger Quadros <rogerq@xxxxxx> [130415 05:44]:
> On 04/15/2013 03:35 PM, Roger Quadros wrote:
> > Provide RESET and Power regulators for the USB PHY,
> > the USB Host port mode and the PHY device.
> >
> > Also provide pin multiplexer information for USB host
> > pins.
> >
> > This will not work for Rev Cx boards because of reversed logic
> > for USB_POWER_Enable.
> >
> > CC: Benoît Cousson <b-cousson@xxxxxx>
> > Signed-off-by: Roger Quadros <rogerq@xxxxxx>
> > ---
> > arch/arm/boot/dts/omap3-beagle-xm.dts | 62 +++++++++++++++++++++++++++++++++
> > 1 files changed, 62 insertions(+), 0 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/omap3-beagle-xm.dts b/arch/arm/boot/dts/omap3-beagle-xm.dts
> > index 5a31964..d394c51 100644
> > --- a/arch/arm/boot/dts/omap3-beagle-xm.dts
> > +++ b/arch/arm/boot/dts/omap3-beagle-xm.dts
> > @@ -57,6 +57,60 @@
> > ti,mcbsp = <&mcbsp2>;
> > ti,codec = <&twl_audio>;
> > };
> > +
> > + /* HS USB Port 2 RESET */
> > + hsusb2_reset: hsusb2_reset_reg {
> > + compatible = "regulator-fixed";
> > + regulator-name = "hsusb2_reset";
> > + regulator-min-microvolt = <3300000>;
> > + regulator-max-microvolt = <3300000>;
> > + gpio = <&gpio5 19 0>; /* gpio_147 */
> > + startup-delay-us = <70000>;
> > + enable-active-high;
> > + };
> > +
> > + /* HS USB Port 2 Power */
> > + hsusb2_power: hsusb2_power_reg {
> > + compatible = "regulator-fixed";
> > + regulator-name = "hsusb2_vbus";
> > + regulator-min-microvolt = <3300000>;
> > + regulator-max-microvolt = <3300000>;
> > + gpio = <&twl_gpio 18 0>; /* GPIO LEDA */
> > + startup-delay-us = <70000>;
> > + enable-active-high; /* FIXME: active-low for Rev. C */
>
> Benoit & Tony,
>
> Any ideas how to tackle the reversed logic for Rev. C boards?
Sounds like we need a shared omap3-beage.dtsi, then omap3-beagle-xm.dts
and omap3-beagle-rev-c.dts. Then xm and rev-c can both include the
common .dtsi.
Regards,
Tony
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