On Mon, 2016-04-25 at 04:12 -0700, Irvin Probst wrote: > Hi, > I'm trying to upgrade a pcduino 3 to the 4.4.x kernel branch and > configure it as it was by default when unboxing. > > The easy part was to re-enable i2c-1 and i2c-2 and modify the &gmac > section to have the ethernet port again. However I'm now lost about > what I should change in the device tree to configure GPIOS 1->13 on > J8 and J11 (see [1]) in order to get access to them through the > standard /sys interface for gpios > > I know that in sun7i-a20-pcduino3.dts I have to add lines such as > gpios = <&pio bank pin GPIO_ACTIVE_whatever> and so on, I'm trying to > adapt what is done in led_pins_pcduino3 and key_pins_pcduino3 but > without any luck and there are so many levels of definitions and > includes in this dts that I'm not even sure I'm modifying the right > file. > > Does anyone have useful pointers to documentation, examples, etc ?
Please use (and improve) our Wiki: https://linux-sunxi.org/GPIO https://linux-sunxi.org/LinkSprite_pcDuino3 > > Thanks ! > > [1] http://learn.linksprite.com/wp-content/uploads/2014/10/pcDuino3-N > ano_header-Model.jpg > -- > You received this message because you are subscribed to the Google > Groups "linux-sunxi" group. > To unsubscribe from this group and stop receiving emails from it, > send an email to [email protected]. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
