ASoC: mediatek: mt8183-da7219: ignore TDM DAI link by default

hdmi-codec is an optional property.  Ignore to bind TDM DAI link
if the property isn't specified.

Fixes: 5bdbe977 ("ASoC: mediatek: mt8183-da7219: use hdmi-codec")
Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20210120092237.1553938-3-tzungbi@google.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/mediatek/mt8183/mt8183-da7219-max98357.c

@@ -532,6 +532,7 @@ static struct snd_soc_dai_link mt8183_da7219_dai_links[] = {
 		.dpcm_playback = 1,
 		.ignore_suspend = 1,
 		.be_hw_params_fixup = mt8183_i2s_hw_params_fixup,
+		.ignore = 1,
 		.init = mt8183_da7219_max98357_hdmi_init,
 		SND_SOC_DAILINK_REG(tdm),
 	},
@@ -754,8 +755,10 @@ static int mt8183_da7219_max98357_dev_probe(struct platform_device *pdev)
 			}
 		}
 
-		if (hdmi_codec && strcmp(dai_link->name, "TDM") == 0)
+		if (hdmi_codec && strcmp(dai_link->name, "TDM") == 0) {
 			dai_link->codecs->of_node = hdmi_codec;
+			dai_link->ignore = 0;
+		}
 
 		if (!dai_link->platforms->name)
 			dai_link->platforms->of_node = platform_node;