[PATCH v6 4/4] ASoC: rockchip_max98090: Add HDMI jack support

[Cheng-Yi Chiang]

In machine driver, create a jack and let hdmi-codec report jack status.

Signed-off-by: Cheng-Yi Chiang <cychi...@chromium.org>
---
 sound/soc/rockchip/Kconfig             |  3 ++-
 sound/soc/rockchip/rockchip_max98090.c | 20 ++++++++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/sound/soc/rockchip/Kconfig b/sound/soc/rockchip/Kconfig
index b43657e6e655..d610b553ea3b 100644
--- a/sound/soc/rockchip/Kconfig
+++ b/sound/soc/rockchip/Kconfig
@@ -40,9 +40,10 @@ config SND_SOC_ROCKCHIP_MAX98090
        select SND_SOC_ROCKCHIP_I2S
        select SND_SOC_MAX98090
        select SND_SOC_TS3A227E
+       select SND_SOC_HDMI_CODEC
        help
          Say Y or M here if you want to add support for SoC audio on Rockchip
-         boards using the MAX98090 codec, such as Veyron.
+         boards using the MAX98090 codec and HDMI codec, such as Veyron.
 
 config SND_SOC_ROCKCHIP_RT5645
        tristate "ASoC support for Rockchip boards using a RT5645/RT5650 codec"
diff --git a/sound/soc/rockchip/rockchip_max98090.c 
b/sound/soc/rockchip/rockchip_max98090.c
index c82948e383da..c81c4acda917 100644
--- a/sound/soc/rockchip/rockchip_max98090.c
+++ b/sound/soc/rockchip/rockchip_max98090.c
@@ -134,6 +134,25 @@ enum {
        DAILINK_HDMI,
 };
 
+static struct snd_soc_jack rk_hdmi_jack;
+
+static int rk_hdmi_init(struct snd_soc_pcm_runtime *runtime)
+{
+       struct snd_soc_card *card = runtime->card;
+       struct snd_soc_component *component = runtime->codec_dai->component;
+       int ret;
+
+       /* enable jack detection */
+       ret = snd_soc_card_jack_new(card, "HDMI Jack", SND_JACK_LINEOUT,
+                                   &rk_hdmi_jack, NULL, 0);
+       if (ret) {
+               dev_err(card->dev, "Can't new HDMI Jack %d\n", ret);
+               return ret;
+       }
+
+       return hdmi_codec_set_jack_detect(component, &rk_hdmi_jack);
+}
+
 /* max98090 and HDMI codec dai_link */
 static struct snd_soc_dai_link rk_dailinks[] = {
        [DAILINK_MAX98090] = {
@@ -151,6 +170,7 @@ static struct snd_soc_dai_link rk_dailinks[] = {
                .ops = &rk_aif1_ops,
                .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
                        SND_SOC_DAIFMT_CBS_CFS,
+               .init = rk_hdmi_init,
                SND_SOC_DAILINK_REG(hdmi),
        }
 };
-- 
2.23.0.237.gc6a4ce50a0-goog