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-rw-r--r--sound/soc/omap/Kconfig3
-rw-r--r--sound/soc/omap/omap-mcpdm.c74
-rw-r--r--sound/soc/omap/rx51.c46
3 files changed, 89 insertions, 34 deletions
diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig
index 5185a3844da9..f5451c78ede5 100644
--- a/sound/soc/omap/Kconfig
+++ b/sound/soc/omap/Kconfig
@@ -100,13 +100,14 @@ config SND_OMAP_SOC_OMAP_TWL4030
config SND_OMAP_SOC_OMAP_ABE_TWL6040
tristate "SoC Audio support for OMAP boards using ABE and twl6040 codec"
- depends on TWL6040_CORE && SND_OMAP_SOC
+ depends on TWL6040_CORE && SND_OMAP_SOC && COMMON_CLK
depends on ARCH_OMAP4 || (SOC_OMAP5 && MFD_PALMAS) || COMPILE_TEST
select SND_OMAP_SOC_DMIC
select SND_OMAP_SOC_MCPDM
select SND_SOC_TWL6040
select SND_SOC_DMIC
select COMMON_CLK_PALMAS if (SOC_OMAP5 && MFD_PALMAS)
+ select CLK_TWL6040
help
Say Y if you want to add support for SoC audio on OMAP boards using
ABE and twl6040 codec. This driver currently supports:
diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c
index b837265ac3e9..e7cdc51fd806 100644
--- a/sound/soc/omap/omap-mcpdm.c
+++ b/sound/soc/omap/omap-mcpdm.c
@@ -31,6 +31,7 @@
#include <linux/err.h>
#include <linux/io.h>
#include <linux/irq.h>
+#include <linux/clk.h>
#include <linux/slab.h>
#include <linux/pm_runtime.h>
#include <linux/of_device.h>
@@ -54,6 +55,7 @@ struct omap_mcpdm {
unsigned long phys_base;
void __iomem *io_base;
int irq;
+ struct clk *pdmclk;
struct mutex mutex;
@@ -66,6 +68,9 @@ struct omap_mcpdm {
/* McPDM needs to be restarted due to runtime reconfiguration */
bool restart;
+ /* pm state for suspend/resume handling */
+ int pm_active_count;
+
struct snd_dmaengine_dai_dma_data dma_data[2];
};
@@ -173,6 +178,10 @@ static inline int omap_mcpdm_active(struct omap_mcpdm *mcpdm)
*/
static void omap_mcpdm_open_streams(struct omap_mcpdm *mcpdm)
{
+ u32 ctrl = omap_mcpdm_read(mcpdm, MCPDM_REG_CTRL);
+
+ omap_mcpdm_write(mcpdm, MCPDM_REG_CTRL, ctrl | MCPDM_WD_EN);
+
omap_mcpdm_write(mcpdm, MCPDM_REG_IRQENABLE_SET,
MCPDM_DN_IRQ_EMPTY | MCPDM_DN_IRQ_FULL |
MCPDM_UP_IRQ_EMPTY | MCPDM_UP_IRQ_FULL);
@@ -258,12 +267,9 @@ static int omap_mcpdm_dai_startup(struct snd_pcm_substream *substream,
mutex_lock(&mcpdm->mutex);
- if (!dai->active) {
- u32 ctrl = omap_mcpdm_read(mcpdm, MCPDM_REG_CTRL);
-
- omap_mcpdm_write(mcpdm, MCPDM_REG_CTRL, ctrl | MCPDM_WD_EN);
+ if (!dai->active)
omap_mcpdm_open_streams(mcpdm);
- }
+
mutex_unlock(&mcpdm->mutex);
return 0;
@@ -384,6 +390,7 @@ static int omap_mcpdm_probe(struct snd_soc_dai *dai)
struct omap_mcpdm *mcpdm = snd_soc_dai_get_drvdata(dai);
int ret;
+ clk_prepare_enable(mcpdm->pdmclk);
pm_runtime_enable(mcpdm->dev);
/* Disable lines while request is ongoing */
@@ -418,8 +425,54 @@ static int omap_mcpdm_remove(struct snd_soc_dai *dai)
pm_runtime_disable(mcpdm->dev);
+ clk_disable_unprepare(mcpdm->pdmclk);
+ return 0;
+}
+
+#ifdef CONFIG_PM_SLEEP
+static int omap_mcpdm_suspend(struct snd_soc_dai *dai)
+{
+ struct omap_mcpdm *mcpdm = snd_soc_dai_get_drvdata(dai);
+
+ if (dai->active) {
+ omap_mcpdm_stop(mcpdm);
+ omap_mcpdm_close_streams(mcpdm);
+ }
+
+ mcpdm->pm_active_count = 0;
+ while (pm_runtime_active(mcpdm->dev)) {
+ pm_runtime_put_sync(mcpdm->dev);
+ mcpdm->pm_active_count++;
+ }
+
+ clk_disable_unprepare(mcpdm->pdmclk);
+
+ return 0;
+}
+
+static int omap_mcpdm_resume(struct snd_soc_dai *dai)
+{
+ struct omap_mcpdm *mcpdm = snd_soc_dai_get_drvdata(dai);
+
+ clk_prepare_enable(mcpdm->pdmclk);
+
+ if (mcpdm->pm_active_count) {
+ while (mcpdm->pm_active_count--)
+ pm_runtime_get_sync(mcpdm->dev);
+
+ if (dai->active) {
+ omap_mcpdm_open_streams(mcpdm);
+ omap_mcpdm_start(mcpdm);
+ }
+ }
+
+
return 0;
}
+#else
+#define omap_mcpdm_suspend NULL
+#define omap_mcpdm_resume NULL
+#endif
#define OMAP_MCPDM_RATES (SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000)
#define OMAP_MCPDM_FORMATS SNDRV_PCM_FMTBIT_S32_LE
@@ -427,6 +480,8 @@ static int omap_mcpdm_remove(struct snd_soc_dai *dai)
static struct snd_soc_dai_driver omap_mcpdm_dai = {
.probe = omap_mcpdm_probe,
.remove = omap_mcpdm_remove,
+ .suspend = omap_mcpdm_suspend,
+ .resume = omap_mcpdm_resume,
.probe_order = SND_SOC_COMP_ORDER_LATE,
.remove_order = SND_SOC_COMP_ORDER_EARLY,
.playback = {
@@ -494,6 +549,15 @@ static int asoc_mcpdm_probe(struct platform_device *pdev)
mcpdm->dev = &pdev->dev;
+ mcpdm->pdmclk = devm_clk_get(&pdev->dev, "pdmclk");
+ if (IS_ERR(mcpdm->pdmclk)) {
+ if (PTR_ERR(mcpdm->pdmclk) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+ dev_warn(&pdev->dev, "Error getting pdmclk (%ld)!\n",
+ PTR_ERR(mcpdm->pdmclk));
+ mcpdm->pdmclk = NULL;
+ }
+
ret = devm_snd_soc_register_component(&pdev->dev,
&omap_mcpdm_component,
&omap_mcpdm_dai, 1);
diff --git a/sound/soc/omap/rx51.c b/sound/soc/omap/rx51.c
index 54949242bc70..a76845748a10 100644
--- a/sound/soc/omap/rx51.c
+++ b/sound/soc/omap/rx51.c
@@ -33,7 +33,6 @@
#include <sound/pcm.h>
#include <sound/soc.h>
#include <linux/platform_data/asoc-ti-mcbsp.h>
-#include "../codecs/tpa6130a2.h"
#include <asm/mach-types.h>
@@ -164,19 +163,6 @@ static int rx51_spk_event(struct snd_soc_dapm_widget *w,
return 0;
}
-static int rx51_hp_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *k, int event)
-{
- struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
-
- if (SND_SOC_DAPM_EVENT_ON(event))
- tpa6130a2_stereo_enable(codec, 1);
- else
- tpa6130a2_stereo_enable(codec, 0);
-
- return 0;
-}
-
static int rx51_get_input(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
@@ -235,7 +221,7 @@ static struct snd_soc_jack_gpio rx51_av_jack_gpios[] = {
static const struct snd_soc_dapm_widget aic34_dapm_widgets[] = {
SND_SOC_DAPM_SPK("Ext Spk", rx51_spk_event),
SND_SOC_DAPM_MIC("DMic", NULL),
- SND_SOC_DAPM_HP("Headphone Jack", rx51_hp_event),
+ SND_SOC_DAPM_HP("Headphone Jack", NULL),
SND_SOC_DAPM_MIC("HS Mic", NULL),
SND_SOC_DAPM_LINE("FM Transmitter", NULL),
SND_SOC_DAPM_SPK("Earphone", NULL),
@@ -246,11 +232,14 @@ static const struct snd_soc_dapm_route audio_map[] = {
{"Ext Spk", NULL, "HPROUT"},
{"Ext Spk", NULL, "HPLCOM"},
{"Ext Spk", NULL, "HPRCOM"},
- {"Headphone Jack", NULL, "LLOUT"},
- {"Headphone Jack", NULL, "RLOUT"},
{"FM Transmitter", NULL, "LLOUT"},
{"FM Transmitter", NULL, "RLOUT"},
+ {"Headphone Jack", NULL, "TPA6130A2 HPLEFT"},
+ {"Headphone Jack", NULL, "TPA6130A2 HPRIGHT"},
+ {"TPA6130A2 LEFTIN", NULL, "LLOUT"},
+ {"TPA6130A2 RIGHTIN", NULL, "RLOUT"},
+
{"DMic Rate 64", NULL, "DMic"},
{"DMic", NULL, "Mic Bias"},
@@ -286,16 +275,10 @@ static const struct snd_kcontrol_new aic34_rx51_controls[] = {
static int rx51_aic34_init(struct snd_soc_pcm_runtime *rtd)
{
- struct snd_soc_codec *codec = rtd->codec;
struct snd_soc_card *card = rtd->card;
struct rx51_audio_pdata *pdata = snd_soc_card_get_drvdata(card);
int err;
- err = tpa6130a2_add_controls(codec);
- if (err < 0) {
- dev_err(card->dev, "Failed to add TPA6130A2 controls\n");
- return err;
- }
snd_soc_limit_volume(card, "TPA6130A2 Headphone Playback Volume", 42);
err = omap_mcbsp_st_add_controls(rtd, 2);
@@ -357,6 +340,10 @@ static struct snd_soc_aux_dev rx51_aux_dev[] = {
.name = "TLV320AIC34b",
.codec_name = "tlv320aic3x-codec.2-0019",
},
+ {
+ .name = "TPA61320A2",
+ .codec_name = "tpa6130a2.2-0060",
+ },
};
static struct snd_soc_codec_conf rx51_codec_conf[] = {
@@ -364,6 +351,10 @@ static struct snd_soc_codec_conf rx51_codec_conf[] = {
.dev_name = "tlv320aic3x-codec.2-0019",
.name_prefix = "b",
},
+ {
+ .dev_name = "tpa6130a2.2-0060",
+ .name_prefix = "TPA6130A2",
+ },
};
/* Audio card */
@@ -435,11 +426,10 @@ static int rx51_soc_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "Headphone amplifier node is not provided\n");
return -EINVAL;
}
-
- /* TODO: tpa6130a2a driver supports only a single instance, so
- * this driver ignores the headphone-amplifier node for now.
- * It's already mandatory in the DT binding to be future proof.
- */
+ rx51_aux_dev[1].codec_name = NULL;
+ rx51_aux_dev[1].codec_of_node = dai_node;
+ rx51_codec_conf[1].dev_name = NULL;
+ rx51_codec_conf[1].of_node = dai_node;
}
pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
generated by cgit v1.2.3 (git 2.0.4) at 2025-05-14 21:42:35 +0000