[PATCH v1 4/4] ASoC: dt-bindings: rockchip: Add compatible for rk3568 spdif

[Sugar Zhang]

This patch adds compatible string for rk3568 spdif.

Signed-off-by: Sugar Zhang <sugar.zhang at rock-chips.com>
---

 Documentation/devicetree/bindings/sound/rockchip-spdif.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/sound/rockchip-spdif.yaml b/Documentation/devicetree/bindings/sound/rockchip-spdif.yaml
index 62a61b6..d0a24bf 100644
--- a/Documentation/devicetree/bindings/sound/rockchip-spdif.yaml
+++ b/Documentation/devicetree/bindings/sound/rockchip-spdif.yaml
@@ -23,6 +23,7 @@ properties:
       - const: rockchip,rk3366-spdif
       - const: rockchip,rk3368-spdif
       - const: rockchip,rk3399-spdif
+      - const: rockchip,rk3568-spdif
       - items:
           - enum:
               - rockchip,rk3188-spdif
-- 
2.7.4