[PATCH v11 6/9] usb: chipidea: add vbus regulator control

Peter Chen peter.chen at freescale.com
Wed Mar 6 21:41:03 EST 2013


On Wed, Mar 06, 2013 at 01:29:16PM +0200, Felipe Balbi wrote:
> Hi,
> 
> On Wed, Mar 06, 2013 at 05:56:37PM +0800, Peter Chen wrote:
> > For boards which have board level vbus control (eg, gpio), we
> > need to operation vbus according to below rules:
> > - For host, the vbus should always be on.
> > - For otg, the vbus needs to be turned on/off when usb role switches.
> > 
> > We put vbus operation to host as host is the only vbus user,
> > When we are at host mode, the vbus is on, when we are not at
> > host mode, vbus should be off.
> > 
> > Signed-off-by: Peter Chen <peter.chen at freescale.com>
> > ---
> >  
> > @@ -603,6 +594,7 @@ static int ci_hdrc_probe(struct platform_device *pdev)
> >  
> >  	ci->dev = dev;
> >  	ci->platdata = dev->platform_data;
> > +	ci->reg_vbus = ci->platdata->reg_vbus;
> 
> nak, teach ci_hdrc_probe() how to get its own regulator.
> 
> >  	if (ci->platdata->phy)
> >  		ci->transceiver = ci->platdata->phy;
> 
> this should happen for PHYs as well btw.

Like I said at previous email, core code has NO DTS entry.

> 
> -- 
> balbi



-- 

Best Regards,
Peter Chen




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