ASoC: mediatek: mt8173-rt5650: support HDMI jack reporting

Uses hdmi-codec to support HDMI jack reporting.
Signed-off-by: NTzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20200206102509.3.I253f51edff62df1d88005de12ba601aa029b1e99@changeidSigned-off-by: NMark Brown <broonie@kernel.org>

sound/soc/mediatek/mt8173/mt8173-rt5650.c

@@ -11,6 +11,7 @@
 #include <linux/of_gpio.h>
 #include <sound/soc.h>
 #include <sound/jack.h>
+#include <sound/hdmi-codec.h>
 #include "../../codecs/rt5645.h"
 
 #define MCLK_FOR_CODECS		12288000
@@ -98,7 +99,7 @@ static const struct snd_soc_ops mt8173_rt5650_ops = {
 	.hw_params = mt8173_rt5650_hw_params,
 };
 
-static struct snd_soc_jack mt8173_rt5650_jack;
+static struct snd_soc_jack mt8173_rt5650_jack, mt8173_rt5650_hdmi_jack;
 
 static int mt8173_rt5650_init(struct snd_soc_pcm_runtime *runtime)
 {
@@ -144,6 +145,19 @@ static int mt8173_rt5650_init(struct snd_soc_pcm_runtime *runtime)
 				      &mt8173_rt5650_jack);
 }
 
+static int mt8173_rt5650_hdmi_init(struct snd_soc_pcm_runtime *rtd)
+{
+	int ret;
+
+	ret = snd_soc_card_jack_new(rtd->card, "HDMI Jack", SND_JACK_LINEOUT,
+				    &mt8173_rt5650_hdmi_jack, NULL, 0);
+	if (ret)
+		return ret;
+
+	return hdmi_codec_set_jack_detect(rtd->codec_dai->component,
+					  &mt8173_rt5650_hdmi_jack);
+}
+
 enum {
 	DAI_LINK_PLAYBACK,
 	DAI_LINK_CAPTURE,
@@ -222,6 +236,7 @@ static struct snd_soc_dai_link mt8173_rt5650_dais[] = {
 		.name = "HDMI BE",
 		.no_pcm = 1,
 		.dpcm_playback = 1,
+		.init = mt8173_rt5650_hdmi_init,
 		SND_SOC_DAILINK_REG(hdmi_be),
 	},
 };