[PATCH 3/4] drivers/misc: Add ASpeed LPC control driver

[Greg KH]

On Thu, Jan 12, 2017 at 11:29:09AM +1100, Cyril Bur wrote:
> This driver exposes a reserved chunk of BMC ram to userspace as well as
> an ioctl interface to control the BMC<->HOST mapping of the LPC bus.
> This allows for a communication channel between the BMC and the host

Why not make this a UIO driver?  Why does it have to be a character
device?

thanks,

greg k-h