ASoC: Intel: boards: Add Cometlake machine driver support

reuse and add Cometlake support with:
SSP0 for DA7219 headphone codec
SSP1 for MAX98357a speaker amp codec
Signed-off-by: Mac Chiang <mac.chiang@intel.com>
Acked-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/1565851909-13825-1-git-send-email-mac.chiang@intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/Kconfig

@@ -256,16 +256,20 @@ config SND_SOC_INTEL_SKL_NAU88L25_MAX98357A_MACH
 
 endif ## SND_SOC_INTEL_SKL
 
+config SND_SOC_INTEL_DA7219_MAX98357A_GENERIC
+	tristate
+	select SND_SOC_DA7219
+	select SND_SOC_MAX98357A
+	select SND_SOC_DMIC
+	select SND_SOC_HDAC_HDMI
+
 if SND_SOC_INTEL_APL
 
 config SND_SOC_INTEL_BXT_DA7219_MAX98357A_MACH
 	tristate "Broxton with DA7219 and MAX98357A in I2S Mode"
 	depends on I2C && ACPI
 	depends on MFD_INTEL_LPSS || COMPILE_TEST
-	select SND_SOC_DA7219
-	select SND_SOC_MAX98357A
-	select SND_SOC_DMIC
-	select SND_SOC_HDAC_HDMI
+	select SND_SOC_INTEL_DA7219_MAX98357A_GENERIC
 	select SND_HDA_DSP_LOADER
 	help
 	   This adds support for ASoC machine driver for Broxton-P platforms
@@ -326,10 +330,7 @@ config SND_SOC_INTEL_KBL_DA7219_MAX98357A_MACH
 	tristate "KBL with DA7219 and MAX98357A in I2S Mode"
 	depends on I2C && ACPI
 	depends on MFD_INTEL_LPSS || COMPILE_TEST
-	select SND_SOC_DA7219
-	select SND_SOC_MAX98357A
-	select SND_SOC_DMIC
-	select SND_SOC_HDAC_HDMI
+	select SND_SOC_INTEL_DA7219_MAX98357A_GENERIC
 	help
 	  This adds support for ASoC Onboard Codec I2S machine driver. This will
 	  create an alsa sound card for DA7219 + MAX98357A I2S audio codec.
@@ -413,4 +414,14 @@ config SND_SOC_INTEL_SOF_RT5682_MACH
 	   If unsure select "N".
 endif ## SND_SOC_SOF_HDA_COMMON || SND_SOC_SOF_BAYTRAIL
 
+if (SND_SOC_SOF_COMETLAKE_LP && SND_SOC_SOF_HDA_LINK)
+
+config SND_SOC_INTEL_CML_LP_DA7219_MAX98357A_MACH
+	tristate "CML_LP with DA7219 and MAX98357A in I2S Mode"
+	depends on I2C && ACPI
+	depends on MFD_INTEL_LPSS || COMPILE_TEST
+	select SND_SOC_INTEL_DA7219_MAX98357A_GENERIC
+
+endif ## SND_SOC_SOF_COMETLAKE_LP && SND_SOC_SOF_HDA_LINK
+
 endif ## SND_SOC_INTEL_MACH

sound/soc/intel/boards/bxt_da7219_max98357a.c

@@ -179,10 +179,17 @@ static int broxton_da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
 	int ret;
 	struct snd_soc_dai *codec_dai = rtd->codec_dai;
 	struct snd_soc_component *component = rtd->codec_dai->component;
+	int clk_freq;
 
 	/* Configure sysclk for codec */
-	ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 19200000,
+	if (soc_intel_is_cml())
+		clk_freq = 24000000;
+	else
+		clk_freq = 19200000;
+
+	ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, clk_freq,
 				     SND_SOC_CLOCK_IN);
+
 	if (ret) {
 		dev_err(rtd->dev, "can't set codec sysclk configuration\n");
 		return ret;
@@ -683,6 +690,25 @@ static int broxton_audio_probe(struct platform_device *pdev)
 				broxton_dais[i].cpus->dai_name = "SSP2 Pin";
 			}
 		}
+	} else if (soc_intel_is_cml()) {
+		unsigned int i;
+
+		broxton_audio_card.name = "cmlda7219max";
+
+		for (i = 0; i < ARRAY_SIZE(broxton_dais); i++) {
+			/* MAXIM_CODEC is connected to SSP1. */
+			if (!strcmp(broxton_dais[i].codecs->dai_name,
+					BXT_MAXIM_CODEC_DAI)) {
+				broxton_dais[i].name = "SSP1-Codec";
+				broxton_dais[i].cpus->dai_name = "SSP1 Pin";
+			}
+			/* DIALOG_CODEC is connected to SSP0 */
+			else if (!strcmp(broxton_dais[i].codecs->dai_name,
+					BXT_DIALOG_CODEC_DAI)) {
+				broxton_dais[i].name = "SSP0-Codec";
+				broxton_dais[i].cpus->dai_name = "SSP0 Pin";
+			}
+		}
 	}
 
 	/* override plaform name, if required */
@@ -700,6 +726,7 @@ static int broxton_audio_probe(struct platform_device *pdev)
 static const struct platform_device_id bxt_board_ids[] = {
 	{ .name = "bxt_da7219_max98357a" },
 	{ .name = "glk_da7219_max98357a" },
+	{ .name = "cml_da7219_max98357a" },
 	{ }
 };
 
@@ -720,6 +747,8 @@ MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com>");
 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
 MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>");
 MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>");
+MODULE_AUTHOR("Mac Chiang <mac.chiang@intel.com>");
 MODULE_LICENSE("GPL v2");
 MODULE_ALIAS("platform:bxt_da7219_max98357a");
 MODULE_ALIAS("platform:glk_da7219_max98357a");
+MODULE_ALIAS("platform:cml_da7219_max98357a");

sound/soc/intel/common/soc-acpi-intel-cnl-match.c

@@ -19,6 +19,11 @@ static struct snd_soc_acpi_codecs cml_codecs = {
 	.codecs = {"10EC5682"}
 };
 
+static struct snd_soc_acpi_codecs cml_spk_codecs = {
+	.num_codecs = 1,
+	.codecs = {"MX98357A"}
+};
+
 struct snd_soc_acpi_mach snd_soc_acpi_intel_cnl_machines[] = {
 	{
 		.id = "INT34C2",
@@ -28,6 +33,13 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_cnl_machines[] = {
 		.sof_fw_filename = "sof-cnl.ri",
 		.sof_tplg_filename = "sof-cnl-rt274.tplg",
 	},
+	{
+		.id = "DLGS7219",
+		.drv_name = "cml_da7219_max98357a",
+		.quirk_data = &cml_spk_codecs,
+		.sof_fw_filename = "sof-cnl.ri",
+		.sof_tplg_filename = "sof-cml-da7219-max98357a.tplg",
+	},
 	{
 		.id = "MX98357A",
 		.drv_name = "sof_rt5682",

sound/soc/intel/common/soc-intel-quirks.h

@@ -36,6 +36,7 @@ SOC_INTEL_IS_CPU(byt, INTEL_FAM6_ATOM_SILVERMONT);
 SOC_INTEL_IS_CPU(cht, INTEL_FAM6_ATOM_AIRMONT);
 SOC_INTEL_IS_CPU(apl, INTEL_FAM6_ATOM_GOLDMONT);
 SOC_INTEL_IS_CPU(glk, INTEL_FAM6_ATOM_GOLDMONT_PLUS);
+SOC_INTEL_IS_CPU(cml, INTEL_FAM6_KABYLAKE_MOBILE);
 
 static inline bool soc_intel_is_byt_cr(struct platform_device *pdev)
 {
@@ -110,6 +111,10 @@ static inline bool soc_intel_is_glk(void)
 	return false;
 }
 
+static inline bool soc_intel_is_cml(void)
+{
+	return false;
+}
 #endif
 
  #endif /* _SND_SOC_INTEL_QUIRKS_H */