[media] media: rc: meson: document device tree bindings
[media] media: rc: meson: document device tree bindings

This adds binding documentation for the infrared remote control
receiver available in Amlogic Meson SoCs.

Signed-off-by: Beniamino Galvani <0a204c0ed8670f52f51e6619404e025b8f375a15@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@osg.samsung.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs