[PATCH] DT: kirkwood: Fix Openblock A6 external GPIO pins

Andrew Lunn andrew at lunn.ch
Wed Aug 17 07:46:10 PDT 2016


On Mon, Aug 15, 2016 at 02:51:04PM +0000, Jason Cooper wrote:
> By assigning the pin hog to the pinctrl node, we correctly configure the
> MPPs.  However, they are not available to userspace.
> 
> Fix this by assigning the hogs to the gpio node.
> 
> After this, the following works as expected:
> 
>   # echo 28 >/sys/class/gpio/export
>   # echo low >/sys/class/gpio/gpio28/direction
> 
> Signed-off-by: Jason Cooper <jason at lakedaemon.net>

Reviewed-by: Andrew Lunn <andrew at lunn.ch>

    Andrew



More information about the linux-arm-kernel mailing list