ASoC: Intel: sof_rt5682: Add rt1015 speaker amp support

This patch adds jsl_rt5682_rt1015 which supports the
RT5682 headset codec and RT1015 speaker amplifier combination
on JasperLake platform.
Signed-off-by: Yong Zhi <yong.zhi@intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200312194859.4051-10-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/Kconfig

@@ -450,6 +450,7 @@ config SND_SOC_INTEL_SOF_RT5682_MACH
 	depends on (SND_SOC_SOF_HDA_LINK && (MFD_INTEL_LPSS || COMPILE_TEST)) ||\
 		   (SND_SOC_SOF_BAYTRAIL && (X86_INTEL_LPSS || COMPILE_TEST))
 	depends on SND_HDA_CODEC_HDMI
+	select SND_SOC_RT1015
 	select SND_SOC_RT5682
 	select SND_SOC_DMIC
 	select SND_SOC_HDAC_HDMI

sound/soc/intel/boards/sof_rt5682.c

 // SPDX-License-Identifier: GPL-2.0
-// Copyright(c) 2019 Intel Corporation.
+// Copyright(c) 2019-2020 Intel Corporation.
 
 /*
  * Intel SOF Machine Driver with Realtek rt5682 Codec
- * and speaker codec MAX98357A
+ * and speaker codec MAX98357A or RT1015.
  */
 #include <linux/i2c.h>
 #include <linux/input.h>
@@ -18,6 +18,7 @@
 #include <sound/soc.h>
 #include <sound/rt5682.h>
 #include <sound/soc-acpi.h>
+#include "../../codecs/rt1015.h"
 #include "../../codecs/rt5682.h"
 #include "../../codecs/hdac_hdmi.h"
 #include "../common/soc-intel-quirks.h"
@@ -39,6 +40,7 @@
 #define SOF_RT5682_NUM_HDMIDEV_MASK		(GENMASK(12, 10))
 #define SOF_RT5682_NUM_HDMIDEV(quirk)	\
 	((quirk << SOF_RT5682_NUM_HDMIDEV_SHIFT) & SOF_RT5682_NUM_HDMIDEV_MASK)
+#define SOF_RT1015_SPEAKER_AMP_PRESENT		BIT(13)
 
 /* Default: MCLK on, MCLK 19.2M, SSP0  */
 static unsigned long sof_rt5682_quirk = SOF_RT5682_MCLK_EN |
@@ -260,6 +262,42 @@ static struct snd_soc_ops sof_rt5682_ops = {
 	.hw_params = sof_rt5682_hw_params,
 };
 
+static int sof_rt1015_hw_params(struct snd_pcm_substream *substream,
+				struct snd_pcm_hw_params *params)
+{
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct snd_soc_card *card = rtd->card;
+	struct snd_soc_dai *codec_dai;
+	int i, ret;
+
+	if (!snd_soc_card_get_codec_dai(card, "rt1015-aif"))
+		return 0;
+
+	for_each_rtd_codec_dais(rtd, i, codec_dai) {
+		ret = snd_soc_dai_set_pll(codec_dai, 0, RT1015_PLL_S_BCLK,
+					  params_rate(params) * 50,
+					  params_rate(params) * 256);
+		if (ret < 0) {
+			dev_err(card->dev, "failed to set pll\n");
+			return ret;
+		}
+		/* Configure sysclk for codec */
+		ret = snd_soc_dai_set_sysclk(codec_dai, RT1015_SCLK_S_PLL,
+					     params_rate(params) * 256,
+					     SND_SOC_CLOCK_IN);
+		if (ret < 0) {
+			dev_err(card->dev, "failed to set sysclk\n");
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static struct snd_soc_ops sof_rt1015_ops = {
+	.hw_params = sof_rt1015_hw_params,
+};
+
 static struct snd_soc_dai_link_component platform_component[] = {
 	{
 		/* name might be overridden during probe */
@@ -316,12 +354,17 @@ static const struct snd_kcontrol_new sof_controls[] = {
 	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
 	SOC_DAPM_PIN_SWITCH("Spk"),
+	SOC_DAPM_PIN_SWITCH("Left Spk"),
+	SOC_DAPM_PIN_SWITCH("Right Spk"),
+
 };
 
 static const struct snd_soc_dapm_widget sof_widgets[] = {
 	SND_SOC_DAPM_HP("Headphone Jack", NULL),
 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
 	SND_SOC_DAPM_SPK("Spk", NULL),
+	SND_SOC_DAPM_SPK("Left Spk", NULL),
+	SND_SOC_DAPM_SPK("Right Spk", NULL),
 };
 
 static const struct snd_soc_dapm_widget dmic_widgets[] = {
@@ -342,11 +385,22 @@ static const struct snd_soc_dapm_route speaker_map[] = {
 	{ "Spk", NULL, "Speaker" },
 };
 
+static const struct snd_soc_dapm_route speaker_map_lr[] = {
+	{ "Left Spk", NULL, "Left SPO" },
+	{ "Right Spk", NULL, "Right SPO" },
+};
+
 static const struct snd_soc_dapm_route dmic_map[] = {
 	/* digital mics */
 	{"DMic", NULL, "SoC DMIC"},
 };
 
+static int speaker_codec_init_lr(struct snd_soc_pcm_runtime *rtd)
+{
+	return snd_soc_dapm_add_routes(&rtd->card->dapm, speaker_map_lr,
+				       ARRAY_SIZE(speaker_map_lr));
+}
+
 static int speaker_codec_init(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_soc_card *card = rtd->card;
@@ -382,6 +436,17 @@ static int dmic_init(struct snd_soc_pcm_runtime *rtd)
 	return ret;
 }
 
+static struct snd_soc_codec_conf rt1015_amp_conf[] = {
+	{
+		.dlc = COMP_CODEC_CONF("i2c-10EC1015:00"),
+		.name_prefix = "Left",
+	},
+	{
+		.dlc = COMP_CODEC_CONF("i2c-10EC1015:01"),
+		.name_prefix = "Right",
+	},
+};
+
 /* sof audio machine driver for rt5682 codec */
 static struct snd_soc_card sof_audio_card_rt5682 = {
 	.name = "rt5682", /* the sof- prefix is added by the core */
@@ -417,6 +482,17 @@ static struct snd_soc_dai_link_component max98357a_component[] = {
 	}
 };
 
+static struct snd_soc_dai_link_component rt1015_components[] = {
+	{
+		.name = "i2c-10EC1015:00",
+		.dai_name = "rt1015-aif",
+	},
+	{
+		.name = "i2c-10EC1015:01",
+		.dai_name = "rt1015-aif",
+	},
+};
+
 static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
 							  int ssp_codec,
 							  int ssp_amp,
@@ -556,11 +632,18 @@ static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
 			goto devm_err;
 
 		links[id].id = id;
+		if (sof_rt5682_quirk & SOF_RT1015_SPEAKER_AMP_PRESENT) {
+			links[id].codecs = rt1015_components;
+			links[id].num_codecs = ARRAY_SIZE(rt1015_components);
+			links[id].init = speaker_codec_init_lr;
+			links[id].ops = &sof_rt1015_ops;
+		} else {
 			links[id].codecs = max98357a_component;
 			links[id].num_codecs = ARRAY_SIZE(max98357a_component);
+			links[id].init = speaker_codec_init;
+		}
 		links[id].platforms = platform_component;
 		links[id].num_platforms = ARRAY_SIZE(platform_component);
-		links[id].init = speaker_codec_init,
 		links[id].nonatomic = true;
 		links[id].dpcm_playback = 1;
 		links[id].no_pcm = 1;
@@ -669,6 +752,11 @@ static int sof_audio_probe(struct platform_device *pdev)
 
 	sof_audio_card_rt5682.dai_link = dai_links;
 
+	if (sof_rt5682_quirk & SOF_RT1015_SPEAKER_AMP_PRESENT) {
+		sof_audio_card_rt5682.codec_conf = rt1015_amp_conf;
+		sof_audio_card_rt5682.num_configs = ARRAY_SIZE(rt1015_amp_conf);
+	}
+
 	INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 
 	sof_audio_card_rt5682.dev = &pdev->dev;
@@ -714,6 +802,15 @@ static const struct platform_device_id board_ids[] = {
 					SOF_RT5682_SSP_AMP(1) |
 					SOF_RT5682_NUM_HDMIDEV(4)),
 	},
+	{
+		.name = "jsl_rt5682_rt1015",
+		.driver_data = (kernel_ulong_t)(SOF_RT5682_MCLK_EN |
+					SOF_RT5682_MCLK_24MHZ |
+					SOF_RT5682_SSP_CODEC(0) |
+					SOF_SPEAKER_AMP_PRESENT |
+					SOF_RT1015_SPEAKER_AMP_PRESENT |
+					SOF_RT5682_SSP_AMP(1)),
+	},
 	{ }
 };
 
@@ -735,3 +832,4 @@ MODULE_AUTHOR("Sathya Prakash M R <sathya.prakash.m.r@intel.com>");
 MODULE_LICENSE("GPL v2");
 MODULE_ALIAS("platform:sof_rt5682");
 MODULE_ALIAS("platform:tgl_max98357a_rt5682");
+MODULE_ALIAS("platform:jsl_rt5682_rt1015");

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

@@ -2,7 +2,7 @@
 /*
  * soc-apci-intel-jsl-match.c - tables and support for JSL ACPI enumeration.
  *
- * Copyright (c) 2019, Intel Corporation.
+ * Copyright (c) 2019-2020, Intel Corporation.
  *
  */
 
@@ -14,6 +14,11 @@ static struct snd_soc_acpi_codecs jsl_7219_98373_codecs = {
 	.codecs = {"MX98373"}
 };
 
+static struct snd_soc_acpi_codecs rt1015_spk = {
+	.num_codecs = 1,
+	.codecs = {"10EC1015"}
+};
+
 /*
  * When adding new entry to the snd_soc_acpi_intel_jsl_machines array,
  * use .quirk_data member to distinguish different machine driver,
@@ -34,6 +39,14 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_jsl_machines[] = {
 		.sof_fw_filename = "sof-jsl.ri",
 		.sof_tplg_filename = "sof-jsl-da7219-mx98360a.tplg",
 	},
+	{
+		.id = "10EC5682",
+		.drv_name = "jsl_rt5682_rt1015",
+		.sof_fw_filename = "sof-jsl.ri",
+		.machine_quirk = snd_soc_acpi_codec_list,
+		.quirk_data = &rt1015_spk,
+		.sof_tplg_filename = "sof-jsl-rt5682-rt1015.tplg",
+	},
 	{},
 };
 EXPORT_SYMBOL_GPL(snd_soc_acpi_intel_jsl_machines);