// 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_dapm_context *dapm = w->dapm;
struct snd_soc_card *card = dapm->card;
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 = &card->dapm;
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 <[email protected]>");
MODULE_AUTHOR("Brent Lu <[email protected]>");
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_BOARD_HELPERS);
MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON);
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