[U-Boot] [PATCH 1/2] usb: host: xhci: make sure to power up PHY

Dan Murphy dmurphy at ti.com
Fri Jun 27 17:37:15 CEST 2014


On 06/27/2014 10:36 AM, Felipe Balbi wrote:
> On Fri, Jun 27, 2014 at 10:27:30AM -0500, Dan Murphy wrote:
>> Hi
>>
>> On 06/23/2014 04:25 PM, Felipe Balbi wrote:
>>> some boards won't work if the PHY isn't explicitly
>>> powered up.
>>>
>>> Signed-off-by: Felipe Balbi <balbi at ti.com>
>>> ---
>>>  drivers/usb/host/xhci-omap.c | 1 +
>>>  1 file changed, 1 insertion(+)
>>>
>>> diff --git a/drivers/usb/host/xhci-omap.c b/drivers/usb/host/xhci-omap.c
>>> index e667810..912b2bd 100644
>>> --- a/drivers/usb/host/xhci-omap.c
>>> +++ b/drivers/usb/host/xhci-omap.c
>>> @@ -98,6 +98,7 @@ static int omap_xhci_core_init(struct omap_xhci *omap)
>>>  {
>>>  	int ret = 0;
>>>  
>>> +	usb_phy_power(1);
>> Should this not be in the omap_usb_phy.c in the omap_enable_phy call below?
>> I mean you are enabling the PHY right?
> no, I'm powering it up :-) moreover omap_xhci_core_exit() calls
> usb_power_power(0), so it's only balancing the calls.
>

OK that makes sense then

-- 
------------------
Dan Murphy



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