ASoC: rockchip: spdif: Add support for rk3568 spdif

This patch adds support for rk3568 spdif which is the same
with rk3366.
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Link: https://lore.kernel.org/r/1629800162-12824-4-git-send-email-sugar.zhang@rock-chips.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/rockchip/rockchip_spdif.c

@@ -58,6 +58,8 @@ static const struct of_device_id rk_spdif_match[] __maybe_unused = {
 	  .data = (void *)RK_SPDIF_RK3366 },
 	{ .compatible = "rockchip,rk3399-spdif",
 	  .data = (void *)RK_SPDIF_RK3366 },
+	{ .compatible = "rockchip,rk3568-spdif",
+	  .data = (void *)RK_SPDIF_RK3366 },
 	{},
 };
 MODULE_DEVICE_TABLE(of, rk_spdif_match);