1 files changed, 490 insertions, 0 deletions

diff --git a/sound/soc/intel/boards/sof_da7219.c b/sound/soc/intel/boards/sof_da7219.c
new file mode 100644
index 000000000000..ad845d32f642
--- /dev/null
+++ b/sound/soc/intel/boards/sof_da7219.c
@@ -0,0 +1,490 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright(c) 2019 Intel Corporation.
+
+/*
+ * Intel SOF Machine driver for Dialog headphone codec
+ */
+
+#include <linux/input.h>
+#include <linux/module.h>
+#include <sound/jack.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <linux/platform_device.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include <sound/sof.h>
+#include "../../codecs/da7219.h"
+#include "sof_board_helpers.h"
+#include "sof_maxim_common.h"
+
+/* Driver-specific board quirks: from bit 0 to 7 */
+#define SOF_DA7219_GLK_BOARD			BIT(0)
+#define SOF_DA7219_CML_BOARD			BIT(1)
+#define SOF_DA7219_JSL_BOARD			BIT(2)
+#define SOF_DA7219_MCLK_EN			BIT(3)
+
+#define DIALOG_CODEC_DAI	"da7219-hifi"
+
+static int platform_clock_control(struct snd_soc_dapm_widget *w,
+				  struct snd_kcontrol *k, int  event)
+{
+	struct snd_soc_card *card = snd_soc_dapm_to_card(w->dapm);
+	struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
+	struct snd_soc_dai *codec_dai;
+	int ret = 0;
+
+	if (ctx->da7219.pll_bypass)
+		return ret;
+
+	/* PLL SRM mode */
+	codec_dai = snd_soc_card_get_codec_dai(card, DIALOG_CODEC_DAI);
+	if (!codec_dai) {
+		dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n");
+		return -EIO;
+	}
+
+	if (SND_SOC_DAPM_EVENT_OFF(event)) {
+		ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_MCLK,
+					  0, 0);
+		if (ret)
+			dev_err(card->dev, "failed to stop PLL: %d\n", ret);
+	} else if (SND_SOC_DAPM_EVENT_ON(event)) {
+		dev_dbg(card->dev, "pll srm mode\n");
+
+		ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM,
+					  0, DA7219_PLL_FREQ_OUT_98304);
+		if (ret)
+			dev_err(card->dev, "failed to start PLL: %d\n", ret);
+	}
+
+	return ret;
+}
+
+static const struct snd_kcontrol_new controls[] = {
+	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
+	SOC_DAPM_PIN_SWITCH("Headset Mic"),
+	SOC_DAPM_PIN_SWITCH("Line Out"),
+};
+
+static const struct snd_soc_dapm_widget widgets[] = {
+	SND_SOC_DAPM_HP("Headphone Jack", NULL),
+	SND_SOC_DAPM_MIC("Headset Mic", NULL),
+	SND_SOC_DAPM_LINE("Line Out", NULL),
+
+	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
+			    platform_clock_control, SND_SOC_DAPM_POST_PMD |
+			    SND_SOC_DAPM_PRE_PMU),
+};
+
+static const struct snd_soc_dapm_route audio_map[] = {
+	{ "Headphone Jack", NULL, "HPL" },
+	{ "Headphone Jack", NULL, "HPR" },
+
+	{ "MIC", NULL, "Headset Mic" },
+
+	{ "Headphone Jack", NULL, "Platform Clock" },
+	{ "Headset Mic", NULL, "Platform Clock" },
+	{ "Line Out", NULL, "Platform Clock" },
+};
+
+static struct snd_soc_jack_pin jack_pins[] = {
+	{
+		.pin    = "Headphone Jack",
+		.mask   = SND_JACK_HEADPHONE,
+	},
+	{
+		.pin    = "Headset Mic",
+		.mask   = SND_JACK_MICROPHONE,
+	},
+	{
+		.pin    = "Line Out",
+		.mask   = SND_JACK_LINEOUT,
+	},
+};
+
+static int da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
+{
+	struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
+	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
+	struct snd_soc_component *component = codec_dai->component;
+	struct snd_soc_jack *jack = &ctx->headset_jack;
+	int mclk_rate, ret;
+
+	mclk_rate = sof_dai_get_mclk(rtd);
+	if (mclk_rate <= 0) {
+		dev_err(rtd->dev, "invalid mclk freq %d\n", mclk_rate);
+		return -EINVAL;
+	}
+
+	ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, mclk_rate,
+				     SND_SOC_CLOCK_IN);
+	if (ret) {
+		dev_err(rtd->dev, "fail to set sysclk, ret %d\n", ret);
+		return ret;
+	}
+
+	/*
+	 * Use PLL bypass mode if MCLK is available, be sure to set the
+	 * frequency of MCLK to 12.288 or 24.576MHz on topology side.
+	 */
+	if (ctx->da7219.mclk_en &&
+	    (mclk_rate == 12288000 || mclk_rate == 24576000)) {
+		/* PLL bypass mode */
+		dev_dbg(rtd->dev, "pll bypass mode, mclk rate %d\n", mclk_rate);
+
+		ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_MCLK, 0, 0);
+		if (ret) {
+			dev_err(rtd->dev, "fail to set pll, ret %d\n", ret);
+			return ret;
+		}
+
+		ctx->da7219.pll_bypass = true;
+	}
+
+	/*
+	 * Headset buttons map to the google Reference headset.
+	 * These can be configured by userspace.
+	 */
+	ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack",
+					 SND_JACK_HEADSET | SND_JACK_BTN_0 |
+					 SND_JACK_BTN_1 | SND_JACK_BTN_2 |
+					 SND_JACK_BTN_3 | SND_JACK_LINEOUT,
+					 jack, jack_pins, ARRAY_SIZE(jack_pins));
+	if (ret) {
+		dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
+		return ret;
+	}
+
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
+	snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
+
+	ret = snd_soc_component_set_jack(component, jack, NULL);
+	if (ret) {
+		dev_err(rtd->dev, "fail to set component jack, ret %d\n", ret);
+		return ret;
+	}
+
+	return ret;
+}
+
+static void da7219_codec_exit(struct snd_soc_pcm_runtime *rtd)
+{
+	struct snd_soc_component *component = snd_soc_rtd_to_codec(rtd, 0)->component;
+
+	snd_soc_component_set_jack(component, NULL, NULL);
+}
+
+static int card_late_probe(struct snd_soc_card *card)
+{
+	struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
+	struct snd_soc_dapm_context *dapm = snd_soc_card_to_dapm(card);
+	int err;
+
+	if (ctx->amp_type == CODEC_MAX98373) {
+		/* Disable Left and Right Spk pin after boot */
+		snd_soc_dapm_disable_pin(dapm, "Left Spk");
+		snd_soc_dapm_disable_pin(dapm, "Right Spk");
+		err = snd_soc_dapm_sync(dapm);
+		if (err < 0)
+			return err;
+	}
+
+	return sof_intel_board_card_late_probe(card);
+}
+
+static struct snd_soc_card card_da7219 = {
+	.name = "da7219", /* the sof- prefix is added by the core */
+	.owner = THIS_MODULE,
+	.controls = controls,
+	.num_controls = ARRAY_SIZE(controls),
+	.dapm_widgets = widgets,
+	.num_dapm_widgets = ARRAY_SIZE(widgets),
+	.dapm_routes = audio_map,
+	.num_dapm_routes = ARRAY_SIZE(audio_map),
+	.fully_routed = true,
+	.late_probe = card_late_probe,
+};
+
+static struct snd_soc_dai_link_component da7219_component[] = {
+	{
+		.name = "i2c-DLGS7219:00",
+		.dai_name = DIALOG_CODEC_DAI,
+	}
+};
+
+static int
+sof_card_dai_links_create(struct device *dev, struct snd_soc_card *card,
+			  struct sof_card_private *ctx)
+{
+	int ret;
+
+	ret = sof_intel_board_set_dai_link(dev, card, ctx);
+	if (ret)
+		return ret;
+
+	if (!ctx->codec_link) {
+		dev_err(dev, "codec link not available");
+		return -EINVAL;
+	}
+
+	/* codec-specific fields for headphone codec */
+	ctx->codec_link->codecs = da7219_component;
+	ctx->codec_link->num_codecs = ARRAY_SIZE(da7219_component);
+	ctx->codec_link->init = da7219_codec_init;
+	ctx->codec_link->exit = da7219_codec_exit;
+
+	if (ctx->amp_type == CODEC_NONE)
+		return 0;
+
+	if (!ctx->amp_link) {
+		dev_err(dev, "amp link not available");
+		return -EINVAL;
+	}
+
+	/* codec-specific fields for speaker amplifier */
+	switch (ctx->amp_type) {
+	case CODEC_MAX98357A:
+		max_98357a_dai_link(ctx->amp_link);
+		break;
+	case CODEC_MAX98360A:
+		max_98360a_dai_link(ctx->amp_link);
+		break;
+	case CODEC_MAX98373:
+		max_98373_dai_link(dev, ctx->amp_link);
+		break;
+	case CODEC_MAX98390:
+		max_98390_dai_link(dev, ctx->amp_link);
+		break;
+	default:
+		dev_err(dev, "invalid amp type %d\n", ctx->amp_type);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+#define GLK_LINK_ORDER	SOF_LINK_ORDER(SOF_LINK_AMP,         \
+					SOF_LINK_CODEC,      \
+					SOF_LINK_DMIC01,     \
+					SOF_LINK_IDISP_HDMI, \
+					SOF_LINK_NONE,       \
+					SOF_LINK_NONE,       \
+					SOF_LINK_NONE)
+
+#define CML_LINK_ORDER	SOF_LINK_ORDER(SOF_LINK_AMP,         \
+					SOF_LINK_CODEC,      \
+					SOF_LINK_DMIC01,     \
+					SOF_LINK_IDISP_HDMI, \
+					SOF_LINK_DMIC16K,    \
+					SOF_LINK_NONE,       \
+					SOF_LINK_NONE)
+
+#define JSL_LINK_ORDER	SOF_LINK_ORDER(SOF_LINK_AMP,         \
+					SOF_LINK_CODEC,      \
+					SOF_LINK_DMIC01,     \
+					SOF_LINK_IDISP_HDMI, \
+					SOF_LINK_DMIC16K,    \
+					SOF_LINK_NONE,       \
+					SOF_LINK_NONE)
+
+static int audio_probe(struct platform_device *pdev)
+{
+	struct snd_soc_acpi_mach *mach = pdev->dev.platform_data;
+	struct sof_card_private *ctx;
+	char *card_name;
+	unsigned long board_quirk = 0;
+	int ret;
+
+	if (pdev->id_entry && pdev->id_entry->driver_data)
+		board_quirk = (unsigned long)pdev->id_entry->driver_data;
+
+	dev_dbg(&pdev->dev, "board_quirk = %lx\n", board_quirk);
+
+	/* initialize ctx with board quirk */
+	ctx = sof_intel_board_get_ctx(&pdev->dev, board_quirk);
+	if (!ctx)
+		return -ENOMEM;
+
+	if (mach->mach_params.codec_mask & IDISP_CODEC_MASK)
+		ctx->hdmi.idisp_codec = true;
+
+	if (board_quirk & SOF_DA7219_GLK_BOARD) {
+		/* dmic16k not support */
+		ctx->dmic_be_num = 1;
+
+		/* overwrite the DAI link order for GLK boards */
+		ctx->link_order_overwrite = GLK_LINK_ORDER;
+
+		/* backward-compatible with existing devices */
+		switch (ctx->amp_type) {
+		case CODEC_MAX98357A:
+			card_name = devm_kstrdup(&pdev->dev, "glkda7219max",
+						 GFP_KERNEL);
+			if (!card_name)
+				return -ENOMEM;
+
+			card_da7219.name = card_name;
+			break;
+		default:
+			break;
+		}
+	} else if (board_quirk & SOF_DA7219_CML_BOARD) {
+		/* overwrite the DAI link order for CML boards */
+		ctx->link_order_overwrite = CML_LINK_ORDER;
+
+		/* backward-compatible with existing devices */
+		switch (ctx->amp_type) {
+		case CODEC_MAX98357A:
+			card_name = devm_kstrdup(&pdev->dev, "cmlda7219max",
+						 GFP_KERNEL);
+			if (!card_name)
+				return -ENOMEM;
+
+			card_da7219.name = card_name;
+			break;
+		case CODEC_MAX98390:
+			card_name = devm_kstrdup(&pdev->dev,
+						 "cml_max98390_da7219",
+						 GFP_KERNEL);
+			if (!card_name)
+				return -ENOMEM;
+
+			card_da7219.name = card_name;
+			break;
+		default:
+			break;
+		}
+	} else if (board_quirk & SOF_DA7219_JSL_BOARD) {
+		/* overwrite the DAI link order for JSL boards */
+		ctx->link_order_overwrite = JSL_LINK_ORDER;
+
+		/* backward-compatible with existing devices */
+		switch (ctx->amp_type) {
+		case CODEC_MAX98360A:
+			card_name = devm_kstrdup(&pdev->dev, "da7219max98360a",
+						 GFP_KERNEL);
+			if (!card_name)
+				return -ENOMEM;
+
+			card_da7219.name = card_name;
+			break;
+		case CODEC_MAX98373:
+			card_name = devm_kstrdup(&pdev->dev, "da7219max",
+						 GFP_KERNEL);
+			if (!card_name)
+				return -ENOMEM;
+
+			card_da7219.name = card_name;
+			break;
+		default:
+			break;
+		}
+	}
+
+	if (board_quirk & SOF_DA7219_MCLK_EN)
+		ctx->da7219.mclk_en = true;
+
+	/* update dai_link */
+	ret = sof_card_dai_links_create(&pdev->dev, &card_da7219, ctx);
+	if (ret)
+		return ret;
+
+	/* update codec_conf */
+	switch (ctx->amp_type) {
+	case CODEC_MAX98373:
+		max_98373_set_codec_conf(&card_da7219);
+		break;
+	case CODEC_MAX98390:
+		max_98390_set_codec_conf(&pdev->dev, &card_da7219);
+		break;
+	case CODEC_MAX98357A:
+	case CODEC_MAX98360A:
+	case CODEC_NONE:
+		/* no codec conf required */
+		break;
+	default:
+		dev_err(&pdev->dev, "invalid amp type %d\n", ctx->amp_type);
+		return -EINVAL;
+	}
+
+	card_da7219.dev = &pdev->dev;
+
+	ret = snd_soc_fixup_dai_links_platform_name(&card_da7219,
+						    mach->mach_params.platform);
+	if (ret)
+		return ret;
+
+	snd_soc_card_set_drvdata(&card_da7219, ctx);
+
+	return devm_snd_soc_register_card(&pdev->dev, &card_da7219);
+}
+
+static const struct platform_device_id board_ids[] = {
+	{
+		.name = "glk_da7219_def",
+		.driver_data = (kernel_ulong_t)(SOF_DA7219_GLK_BOARD |
+					SOF_SSP_PORT_CODEC(2) |
+					SOF_SSP_PORT_AMP(1)),
+	},
+	{
+		.name = "cml_da7219_def",
+		.driver_data = (kernel_ulong_t)(SOF_DA7219_CML_BOARD |
+					SOF_SSP_PORT_CODEC(0) |
+					SOF_SSP_PORT_AMP(1)),
+	},
+	{
+		.name = "jsl_da7219_def",
+		.driver_data = (kernel_ulong_t)(SOF_DA7219_JSL_BOARD |
+					SOF_SSP_PORT_CODEC(0) |
+					SOF_SSP_PORT_AMP(1)),
+	},
+	{
+		.name = "adl_da7219_def",
+		.driver_data = (kernel_ulong_t)(SOF_DA7219_MCLK_EN |
+					SOF_SSP_PORT_CODEC(0) |
+					SOF_SSP_PORT_AMP(1) |
+					SOF_NUM_IDISP_HDMI(4) |
+					SOF_SSP_PORT_BT_OFFLOAD(2) |
+					SOF_BT_OFFLOAD_PRESENT),
+	},
+	{
+		.name = "rpl_da7219_def",
+		.driver_data = (kernel_ulong_t)(SOF_DA7219_MCLK_EN |
+					SOF_SSP_PORT_CODEC(0) |
+					SOF_SSP_PORT_AMP(1) |
+					SOF_NUM_IDISP_HDMI(4) |
+					SOF_SSP_PORT_BT_OFFLOAD(2) |
+					SOF_BT_OFFLOAD_PRESENT),
+	},
+	{
+		.name = "mtl_da7219_def",
+		.driver_data = (kernel_ulong_t)(SOF_DA7219_MCLK_EN |
+					SOF_SSP_PORT_CODEC(2) |
+					SOF_SSP_PORT_AMP(0) |
+					SOF_SSP_PORT_BT_OFFLOAD(1) |
+					SOF_BT_OFFLOAD_PRESENT),
+	},
+	{ }
+};
+MODULE_DEVICE_TABLE(platform, board_ids);
+
+static struct platform_driver audio = {
+	.probe = audio_probe,
+	.driver = {
+		.name = "sof_da7219",
+		.pm = &snd_soc_pm_ops,
+	},
+	.id_table = board_ids,
+};
+module_platform_driver(audio)
+
+/* Module information */
+MODULE_DESCRIPTION("ASoC Intel(R) SOF Machine driver for Dialog codec");
+MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>");
+MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>");
+MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS("SND_SOC_INTEL_SOF_BOARD_HELPERS");
+MODULE_IMPORT_NS("SND_SOC_INTEL_SOF_MAXIM_COMMON");