SPDIF device nodes for the newly added driver.
* tag 'v4.4-rockchip-dts32-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
ARM: dts: rockchip: Add SPDIF optical out on Radxa Rock2 Square
ARM: dts: rockchip: Add SPDIF transceiver for RK3288
ARM: dts: rockchip: Add SPDIF optical out on Radxa Rock
ARM: dts: rockchip: Add SPDIF transceiver for RK3188
Signed-off-by: Olof Johansson <olof@lixom.net>