Stefan Bethke stb at
Wed Jan 4 14:45:56 UTC 2012

Am 04.01.2012 um 15:43 schrieb Adrian Chadd:

> On 4 January 2012 00:00, Stefan Bethke <stb at> wrote:
>>> * You've added 'pinon', which lets you set a default output value. I
>>> know at least one board required it for enabling USB power, why's the
>>> tplink need it?
>> Yes, the TL-WR3420 and TL-WR3220 use GPIO 6 to control power to the USB. (That info is in the commit message for that change to ar71xx_gpio.c)
> Cool. I'll merge that into -HEAD then.

Long term we'll want to revisit the gpio infrastructure to be able to make use of i.e. polarity of the pins etc., and a more sophisticated way to configure these functions through hints.  I'd like to avoid adding another three or four bitmasks...


Stefan Bethke <stb at>   Fon +49 151 14070811

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