On 31/01/2012 18:52, Eric Nelson wrote:
> The interface to the mxc_gpio driver uses integer (ordinal) values to
> refer to all GPIOs on the i.MX processors. The registers themselves
> and much of the i.MX documentation are banked in groups of 32, and these
> macros allow the use of the port:index n
The interface to the mxc_gpio driver uses integer (ordinal) values to
refer to all GPIOs on the i.MX processors. The registers themselves
and much of the i.MX documentation are banked in groups of 32, and these
macros allow the use of the port:index numbering for clarity.
GPIO_NUMBER() converts to
2 matches
Mail list logo
