[PATCH 2/3] USB: add devicetree helpers for determining dr_mode and phy_type

[Marc Kleine-Budde]

On 02/28/2013 08:57 AM, Felipe Balbi wrote:
> On Wed, Feb 27, 2013 at 03:16:29PM +0100, Marc Kleine-Budde wrote:
>> From: Michael Grzeschik <m.grzeschik at pengutronix.de>
>>
>> This adds two little devicetree helper functions for determining the dr_mode
>> (host, peripheral, otg, dual-role) and phy_type (utmi, ulpi,...) from the
>> devicetree.
>>
>> Cc: Felipe Balbi <balbi at ti.com>
>> Signed-off-by: Michael Grzeschik <m.grzeschik at pengutronix.de>
>> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
>> Signed-off-by: Marc Kleine-Budde <mkl at pengutronix.de>
> 
> causes build breakage:
> 
> include/linux/usb/of.h:21:32: error: return type is an incomplete type
> include/linux/usb/of.h: In function ‘of_usb_get_dr_mode’:
> include/linux/usb/of.h:23:9: error: ‘USB_DR_MODE_UNKNOWN’ undeclared (first use in this function)
> include/linux/usb/of.h:23:9: note: each undeclared identifier is reported only once for each function it appears in
> include/linux/usb/of.h:23:2: warning: ‘return’ with a value, in function returning void [enabled by default]
> make[1]: *** [drivers/usb/usb-common.o] Error 1

Doh! That occurs only for non DT kernels, but who doesn't use device
tree these days?

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