Merge tag 'v4.16-rockchip-dts32fixes-2' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into fixes

Pull "Rockchip dts32 fixes for 4.16" from Heiko Stübner:

Fix for a new dtc warning.

* tag 'v4.16-rockchip-dts32fixes-2' of ssh://gitolite.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
  ARM: dts: rockchip: Add missing #sound-dai-cells on rk3288