GPIO support for Silicon Labs cp210x USB serial

2015-07-23 Thread John D. Blair
Dear USB devs, I have a question regarding GPIO support for the Silicon Labs cp210x USB serial driver. Silicon Labs provides GPIOs on the CP210x USB serial hardware. Silicon Labs also supplies a version of the cp210x driver which provides ioctl() support allowing control of these GPIOs. Support

Re: GPIO support for Silicon Labs cp210x USB serial

2015-07-23 Thread John D. Blair
On Thu, 2015-07-23 at 18:00 +0200, Johan Hovold wrote: > The short answer is that we do not want custom driver ioctls. Any gpio > implementation needs to based on gpiolib, which provides a > standardised > interface. > I understand. We will evaluate and decide if the work is worth it for us to do

Re: GPIO support for Silicon Labs cp210x USB serial

2015-07-24 Thread John D. Blair
wrote: > On Thu, 23 Jul 2015 14:59:32 -0700 > "John D. Blair" > wrote: > > > On Thu, 2015-07-23 at 18:00 +0200, Johan Hovold wrote: > > > The short answer is that we do not want custom driver ioctls. Any gpio > > > implementation needs to ba