ASoC: Intel: boards: Enable HDMI and DP on skl_rt286 machine

Skylake platform has 3 pin widgets in HDMI codec. This patch adds
3 FE and BE dai links to support these in rt286 machine

Also add jack initialization for each of the device.
Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/Kconfig

@@ -164,6 +164,7 @@ config SND_SOC_INTEL_SKL_RT286_MACH
 	select SND_SOC_INTEL_SKYLAKE
 	select SND_SOC_RT286
 	select SND_SOC_DMIC
+	select SND_SOC_HDAC_HDMI
 	help
 	   This adds support for ASoC machine driver for Skylake platforms
 	   with RT286 I2S audio codec.

sound/soc/intel/boards/skl_rt286.c

@@ -26,8 +26,20 @@
 #include <sound/jack.h>
 #include <sound/pcm_params.h>
 #include "../../codecs/rt286.h"
+#include "../../codecs/hdac_hdmi.h"
 
 static struct snd_soc_jack skylake_headset;
+
+enum {
+	SKL_DPCM_AUDIO_PB = 0,
+	SKL_DPCM_AUDIO_CP,
+	SKL_DPCM_AUDIO_REF_CP,
+	SKL_DPCM_AUDIO_DMIC_CP,
+	SKL_DPCM_AUDIO_HDMI1_PB,
+	SKL_DPCM_AUDIO_HDMI2_PB,
+	SKL_DPCM_AUDIO_HDMI3_PB,
+};
+
 /* Headset jack detection DAPM pins */
 static struct snd_soc_jack_pin skylake_headset_pins[] = {
 	{
@@ -53,6 +65,9 @@ static const struct snd_soc_dapm_widget skylake_widgets[] = {
 	SND_SOC_DAPM_MIC("DMIC2", NULL),
 	SND_SOC_DAPM_MIC("SoC DMIC", NULL),
 	SND_SOC_DAPM_SINK("WoV Sink"),
+	SND_SOC_DAPM_SPK("HDMI1", NULL),
+	SND_SOC_DAPM_SPK("HDMI2", NULL),
+	SND_SOC_DAPM_SPK("HDMI3", NULL),
 };
 
 static const struct snd_soc_dapm_route skylake_rt286_map[] = {
@@ -72,6 +87,10 @@ static const struct snd_soc_dapm_route skylake_rt286_map[] = {
 
 	{"WoV Sink", NULL, "hwd_in sink"},
 
+	{"HDMI1", NULL, "hif5 Output"},
+	{"HDMI2", NULL, "hif6 Output"},
+	{"HDMI3", NULL, "hif7 Output"},
+
 	/* CODEC BE connections */
 	{ "AIF1 Playback", NULL, "ssp0 Tx"},
 	{ "ssp0 Tx", NULL, "codec0_out"},
@@ -84,8 +103,12 @@ static const struct snd_soc_dapm_route skylake_rt286_map[] = {
 	{ "dmic01_hifi", NULL, "DMIC01 Rx" },
 	{ "DMIC01 Rx", NULL, "DMIC AIF" },
 
-	{ "hif1", NULL, "iDisp Tx"},
-	{ "iDisp Tx", NULL, "iDisp_out"},
+	{ "hifi3", NULL, "iDisp3 Tx"},
+	{ "iDisp3 Tx", NULL, "iDisp3_out"},
+	{ "hifi2", NULL, "iDisp2 Tx"},
+	{ "iDisp2 Tx", NULL, "iDisp2_out"},
+	{ "hifi1", NULL, "iDisp1 Tx"},
+	{ "iDisp1 Tx", NULL, "iDisp1_out"},
 
 };
 
@@ -121,6 +144,13 @@ static int skylake_rt286_codec_init(struct snd_soc_pcm_runtime *rtd)
 	return 0;
 }
 
+static int skylake_hdmi_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_dai *dai = rtd->codec_dai;
+
+	return hdac_hdmi_jack_init(dai, SKL_DPCM_AUDIO_HDMI1_PB + dai->id);
+}
+
 static unsigned int rates[] = {
 	48000,
 };
@@ -249,7 +279,7 @@ static struct snd_soc_ops skylake_dmic_ops = {
 /* skylake digital audio interface glue - connects codec <--> CPU */
 static struct snd_soc_dai_link skylake_rt286_dais[] = {
 	/* Front End DAI links */
-	{
+	[SKL_DPCM_AUDIO_PB] = {
 		.name = "Skl Audio Port",
 		.stream_name = "Audio",
 		.cpu_dai_name = "System Pin",
@@ -266,7 +296,7 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = {
 		.dpcm_playback = 1,
 		.ops = &skylake_rt286_fe_ops,
 	},
-	{
+	[SKL_DPCM_AUDIO_CP] = {
 		.name = "Skl Audio Capture Port",
 		.stream_name = "Audio Record",
 		.cpu_dai_name = "System Pin",
@@ -282,7 +312,7 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = {
 		.dpcm_capture = 1,
 		.ops = &skylake_rt286_fe_ops,
 	},
-	{
+	[SKL_DPCM_AUDIO_REF_CP] = {
 		.name = "Skl Audio Reference cap",
 		.stream_name = "refcap",
 		.cpu_dai_name = "Reference Pin",
@@ -295,7 +325,7 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = {
 		.nonatomic = 1,
 		.dynamic = 1,
 	},
-	{
+	[SKL_DPCM_AUDIO_DMIC_CP] = {
 		.name = "Skl Audio DMIC cap",
 		.stream_name = "dmiccap",
 		.cpu_dai_name = "DMIC Pin",
@@ -308,6 +338,42 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = {
 		.dynamic = 1,
 		.ops = &skylake_dmic_ops,
 	},
+	[SKL_DPCM_AUDIO_HDMI1_PB] = {
+		.name = "Skl HDMI Port1",
+		.stream_name = "Hdmi1",
+		.cpu_dai_name = "HDMI1 Pin",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.dpcm_playback = 1,
+		.init = NULL,
+		.nonatomic = 1,
+		.dynamic = 1,
+	},
+	[SKL_DPCM_AUDIO_HDMI2_PB] = {
+		.name = "Skl HDMI Port2",
+		.stream_name = "Hdmi2",
+		.cpu_dai_name = "HDMI2 Pin",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.dpcm_playback = 1,
+		.init = NULL,
+		.nonatomic = 1,
+		.dynamic = 1,
+	},
+	[SKL_DPCM_AUDIO_HDMI3_PB] = {
+		.name = "Skl HDMI Port3",
+		.stream_name = "Hdmi3",
+		.cpu_dai_name = "HDMI3 Pin",
+		.codec_name = "snd-soc-dummy",
+		.codec_dai_name = "snd-soc-dummy-dai",
+		.platform_name = "0000:00:1f.3",
+		.dpcm_playback = 1,
+		.init = NULL,
+		.nonatomic = 1,
+		.dynamic = 1,
+	},
 
 	/* Back End DAI links */
 	{
@@ -341,6 +407,39 @@ static struct snd_soc_dai_link skylake_rt286_dais[] = {
 		.dpcm_capture = 1,
 		.no_pcm = 1,
 	},
+	{
+		.name = "iDisp1",
+		.be_id = 2,
+		.cpu_dai_name = "iDisp1 Pin",
+		.codec_name = "ehdaudio0D2",
+		.codec_dai_name = "intel-hdmi-hifi1",
+		.platform_name = "0000:00:1f.3",
+		.init = skylake_hdmi_init,
+		.dpcm_playback = 1,
+		.no_pcm = 1,
+	},
+	{
+		.name = "iDisp2",
+		.be_id = 3,
+		.cpu_dai_name = "iDisp2 Pin",
+		.codec_name = "ehdaudio0D2",
+		.codec_dai_name = "intel-hdmi-hifi2",
+		.platform_name = "0000:00:1f.3",
+		.init = skylake_hdmi_init,
+		.dpcm_playback = 1,
+		.no_pcm = 1,
+	},
+	{
+		.name = "iDisp3",
+		.be_id = 4,
+		.cpu_dai_name = "iDisp3 Pin",
+		.codec_name = "ehdaudio0D2",
+		.codec_dai_name = "intel-hdmi-hifi3",
+		.platform_name = "0000:00:1f.3",
+		.init = skylake_hdmi_init,
+		.dpcm_playback = 1,
+		.no_pcm = 1,
+	},
 };
 
 /* skylake audio machine driver for SPT + RT286S */