Re: [PATCH 3/5] USB chipidea: introduce dual role mode pdata flags

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On 03/08/2013 05:46 PM, Alexander Shishkin wrote:
> On 8 March 2013 18:33, Felipe Balbi <balbi@xxxxxx> wrote:
>> Hi,
>>
>> On Thu, Feb 28, 2013 at 11:57:02AM +0100, Marc Kleine-Budde wrote:
>>> @@ -487,14 +488,23 @@ static int ci_hdrc_probe(struct platform_device *pdev)
>>>               return -ENODEV;
>>>       }
>>>
>>> +     /* For now we treat dual-role as otg */
>>> +     dr_mode = ci->platdata->dr_mode;
>>> +     if (dr_mode == USB_DR_MODE_UNKNOWN || dr_mode == USB_DR_MODE_DUAL_ROLE)
>>> +             dr_mode = USB_DR_MODE_OTG;
>>> +
>>>       /* initialize role(s) before the interrupt is requested */
>>> -     ret = ci_hdrc_host_init(ci);
>>> -     if (ret)
>>> -             dev_info(dev, "doesn't support host\n");
>>> +     if (dr_mode == USB_DR_MODE_OTG || dr_mode == USB_DR_MODE_HOST) {
>>
>> this is not something you should be passing via pdata; chipidea core
>> should know how to read this data by itself. Meaning that chipidea core
>> should be taught about devicetree. But make it optional since now all
>> users use DT.
> 
> And I don't think I like the idea of chipidea core calling into device
> tree code directly.

Hmmm....this means draw :)

Marc

-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
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