[alsa-devel] [PATCH 1/2] ASoC: Intel: Support rt5650 codec for Cherrytrail & Braswell
yang.a.fang at intel.com
yang.a.fang at intel.com
Wed Apr 22 01:35:59 CEST 2015
From: "Fang, Yang A" <yang.a.fang at intel.com>
rt5650 and rt5645 are similar codec so reuse the cht_bsw_rt5645 driver
Signed-off-by: Fang, Yang A <yang.a.fang at intel.com>
---
sound/soc/intel/Kconfig | 7 +-
sound/soc/intel/boards/cht_bsw_rt5645.c | 108 +++++++++++++++++++++++++------
2 files changed, 94 insertions(+), 21 deletions(-)
diff --git a/sound/soc/intel/Kconfig b/sound/soc/intel/Kconfig
index ee03dbd..63d7659 100644
--- a/sound/soc/intel/Kconfig
+++ b/sound/soc/intel/Kconfig
@@ -112,12 +112,13 @@ config SND_SOC_INTEL_CHT_BSW_RT5672_MACH
If unsure select "N".
config SND_SOC_INTEL_CHT_BSW_RT5645_MACH
- tristate "ASoC Audio driver for Intel Cherrytrail & Braswell with RT5645 codec"
- depends on X86_INTEL_LPSS
+ tristate "ASoC Audio driver for Intel Cherrytrail & Braswell with RT5645/5650 codec"
+ depends on SND_SOC_INTEL_SST && X86_INTEL_LPSS
+ select SND_SOC_INTEL_BAYTRAIL
select SND_SOC_RT5645
select SND_SST_MFLD_PLATFORM
select SND_SST_IPC_ACPI
help
This adds support for ASoC machine driver for Intel(R) Cherrytrail & Braswell
- platforms with RT5645 audio codec.
+ platforms with RT5645/5650 audio codec.
If unsure select "N".
diff --git a/sound/soc/intel/boards/cht_bsw_rt5645.c b/sound/soc/intel/boards/cht_bsw_rt5645.c
index 20a28b2..8115444 100644
--- a/sound/soc/intel/boards/cht_bsw_rt5645.c
+++ b/sound/soc/intel/boards/cht_bsw_rt5645.c
@@ -21,6 +21,7 @@
*/
#include <linux/module.h>
+#include <linux/acpi.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <sound/pcm.h>
@@ -33,9 +34,16 @@
#define CHT_PLAT_CLK_3_HZ 19200000
#define CHT_CODEC_DAI "rt5645-aif1"
+struct cht_acpi_card {
+ char *codec_id;
+ int codec_type;
+ struct snd_soc_card *soc_card;
+};
+
struct cht_mc_private {
struct snd_soc_jack hp_jack;
struct snd_soc_jack mic_jack;
+ struct cht_acpi_card *acpi_card;
};
static inline struct snd_soc_dai *cht_get_codec_dai(struct snd_soc_card *card)
@@ -94,7 +102,7 @@ static const struct snd_soc_dapm_widget cht_dapm_widgets[] = {
platform_clock_control, SND_SOC_DAPM_POST_PMD),
};
-static const struct snd_soc_dapm_route cht_audio_map[] = {
+static const struct snd_soc_dapm_route cht_5645_audio_map[] = {
{"IN1P", NULL, "Headset Mic"},
{"IN1N", NULL, "Headset Mic"},
{"DMIC L1", NULL, "Int Mic"},
@@ -115,6 +123,27 @@ static const struct snd_soc_dapm_route cht_audio_map[] = {
{"Ext Spk", NULL, "Platform Clock"},
};
+static const struct snd_soc_dapm_route cht_5650_audio_map[] = {
+ {"IN1P", NULL, "Headset Mic"},
+ {"IN1N", NULL, "Headset Mic"},
+ {"DMIC L2", NULL, "Int Mic"},
+ {"DMIC R2", NULL, "Int Mic"},
+ {"Headphone", NULL, "HPOL"},
+ {"Headphone", NULL, "HPOR"},
+ {"Ext Spk", NULL, "SPOL"},
+ {"Ext Spk", NULL, "SPOR"},
+ {"AIF1 Playback", NULL, "ssp2 Tx"},
+ {"ssp2 Tx", NULL, "codec_out0"},
+ {"ssp2 Tx", NULL, "codec_out1"},
+ {"codec_in0", NULL, "ssp2 Rx" },
+ {"codec_in1", NULL, "ssp2 Rx" },
+ {"ssp2 Rx", NULL, "AIF1 Capture"},
+ {"Headphone", NULL, "Platform Clock"},
+ {"Headset Mic", NULL, "Platform Clock"},
+ {"Int Mic", NULL, "Platform Clock"},
+ {"Ext Spk", NULL, "Platform Clock"},
+};
+
static const struct snd_kcontrol_new cht_mc_controls[] = {
SOC_DAPM_PIN_SWITCH("Headphone"),
SOC_DAPM_PIN_SWITCH("Headset Mic"),
@@ -239,7 +268,7 @@ static struct snd_soc_dai_link cht_dailink[] = {
.codec_dai_name = "snd-soc-dummy-dai",
.codec_name = "snd-soc-dummy",
.platform_name = "sst-mfld-platform",
- .ignore_suspend = 1,
+ .nonatomic = true,
.dynamic = 1,
.dpcm_playback = 1,
.dpcm_capture = 1,
@@ -267,7 +296,7 @@ static struct snd_soc_dai_link cht_dailink[] = {
| SND_SOC_DAIFMT_CBS_CFS,
.init = cht_codec_init,
.be_hw_params_fixup = cht_codec_fixup,
- .ignore_suspend = 1,
+ .nonatomic = true,
.dpcm_playback = 1,
.dpcm_capture = 1,
.ops = &cht_be_ssp2_ops,
@@ -275,43 +304,86 @@ static struct snd_soc_dai_link cht_dailink[] = {
};
/* SoC card */
-static struct snd_soc_card snd_soc_card_cht = {
- .name = "chtrt5645",
- .dai_link = cht_dailink,
- .num_links = ARRAY_SIZE(cht_dailink),
- .dapm_widgets = cht_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(cht_dapm_widgets),
- .dapm_routes = cht_audio_map,
- .num_dapm_routes = ARRAY_SIZE(cht_audio_map),
- .controls = cht_mc_controls,
- .num_controls = ARRAY_SIZE(cht_mc_controls),
+static struct snd_soc_card snd_soc_card_cht[] = {
+ {
+ .name = "chtrt5645",
+ .dai_link = cht_dailink,
+ .num_links = ARRAY_SIZE(cht_dailink),
+ .dapm_widgets = cht_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(cht_dapm_widgets),
+ .dapm_routes = cht_5645_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(cht_5645_audio_map),
+ .controls = cht_mc_controls,
+ .num_controls = ARRAY_SIZE(cht_mc_controls),
+ },
+ {
+ .name = "chtrt5650",
+ .dai_link = cht_dailink,
+ .num_links = ARRAY_SIZE(cht_dailink),
+ .dapm_widgets = cht_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(cht_dapm_widgets),
+ .dapm_routes = cht_5650_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(cht_5650_audio_map),
+ .controls = cht_mc_controls,
+ .num_controls = ARRAY_SIZE(cht_mc_controls),
+ }
};
+static struct cht_acpi_card snd_soc_cards[] = {
+ {"10EC5645", CODEC_TYPE_RT5645, &snd_soc_card_cht[0]},
+ {"10EC5650", CODEC_TYPE_RT5650, &snd_soc_card_cht[1]},
+};
+
+static acpi_status snd_acpi_codec_match(acpi_handle handle, u32 level,
+ void *context, void **ret)
+{
+ *(bool *)context = true;
+ return AE_OK;
+}
+
static int snd_cht_mc_probe(struct platform_device *pdev)
{
int ret_val = 0;
+ int i;
struct cht_mc_private *drv;
+ struct snd_soc_card *card = snd_soc_cards[0].soc_card;
+ bool found = false;
+ char codec_name[32];
drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_ATOMIC);
if (!drv)
return -ENOMEM;
- snd_soc_card_cht.dev = &pdev->dev;
- snd_soc_card_set_drvdata(&snd_soc_card_cht, drv);
- ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cht);
+ for (i = 0; i < ARRAY_SIZE(snd_soc_cards); i++) {
+ if (ACPI_SUCCESS(acpi_get_devices(
+ snd_soc_cards[i].codec_id,
+ snd_acpi_codec_match,
+ &found, NULL)) && found) {
+ dev_dbg(&pdev->dev,
+ "found codec %s\n", snd_soc_cards[i].codec_id);
+ card = snd_soc_cards[i].soc_card;
+ drv->acpi_card = &snd_soc_cards[i];
+ break;
+ }
+ }
+ card->dev = &pdev->dev;
+ sprintf(codec_name, "i2c-%s:00", drv->acpi_card->codec_id);
+ /* set correct codec name */
+ strcpy((char *)card->dai_link[2].codec_name, codec_name);
+ snd_soc_card_set_drvdata(card, drv);
+ ret_val = devm_snd_soc_register_card(&pdev->dev, card);
if (ret_val) {
dev_err(&pdev->dev,
"snd_soc_register_card failed %d\n", ret_val);
return ret_val;
}
- platform_set_drvdata(pdev, &snd_soc_card_cht);
+ platform_set_drvdata(pdev, card);
return ret_val;
}
static struct platform_driver snd_cht_mc_driver = {
.driver = {
.name = "cht-bsw-rt5645",
- .pm = &snd_soc_pm_ops,
},
.probe = snd_cht_mc_probe,
};
--
1.7.9.5
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