On Wed, Oct 28, 2020 at 12:43:22PM +0100, Andy Shevchenko wrote: > On Wed, Oct 28, 2020 at 10:00 AM Vincent Whitchurch > <vincent.whitchurch@xxxxxxxx> wrote: > > Allow the mockup driver to be probed via the device tree without any > > module parameters, allowing it to be used to configure and test higher > > level drivers like the leds-gpio driver and corresponding userspace > > before actual hardware is available. > > You have to officially announce a DT binding for that. Rob Herring has earlier said that was not required for this driver. As I mentioned a little further down in the email you are replying to: | Drop DT binding document, since Rob Herring was OK with not documenting | this: | https://lore.kernel.org/linux-devicetree/5baa1ae6.1c69fb81.847f2.3ab1@xxxxxxxxxxxxx/