* [PATCH v2 2/2] support either TAS2764 or TAS2780 device from TI
2022-03-18 9:49 [PATCH v2 1/2] support either TAS2764 or TAS2780 from TI-yaml Raphael-Xu
@ 2022-03-18 9:49 ` Raphael-Xu
2022-03-21 12:40 ` Mark Brown
0 siblings, 1 reply; 4+ messages in thread
From: Raphael-Xu @ 2022-03-18 9:49 UTC (permalink / raw)
To: broonie; +Cc: navada, alsa-devel, shenghao-ding, raphael-xu, Raphael-Xu
Signed-off-by: Raphael-Xu <13691752556@139.com>
---
sound/soc/codecs/Kconfig | 13 +-
sound/soc/codecs/Makefile | 4 +-
sound/soc/codecs/tas2764.c | 688 -----------------
sound/soc/codecs/tas27xx.c | 861 ++++++++++++++++++++++
sound/soc/codecs/{tas2764.h => tas27xx.h} | 27 +-
5 files changed, 890 insertions(+), 703 deletions(-)
delete mode 100644 sound/soc/codecs/tas2764.c
create mode 100644 sound/soc/codecs/tas27xx.c
rename sound/soc/codecs/{tas2764.h => tas27xx.h} (81%)
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index d3e5ae8310ef..95f45f3b6b17 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -212,8 +212,8 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_STI_SAS
imply SND_SOC_TAS2552
imply SND_SOC_TAS2562
- imply SND_SOC_TAS2764
imply SND_SOC_TAS2770
+ imply SND_SOC_TAS27XX
imply SND_SOC_TAS5086
imply SND_SOC_TAS571X
imply SND_SOC_TAS5720
@@ -1459,14 +1459,17 @@ config SND_SOC_TAS2562
tristate "Texas Instruments TAS2562 Mono Audio amplifier"
depends on I2C
-config SND_SOC_TAS2764
- tristate "Texas Instruments TAS2764 Mono Audio amplifier"
- depends on I2C
-
config SND_SOC_TAS2770
tristate "Texas Instruments TAS2770 speaker amplifier"
depends on I2C
+config SND_SOC_TAS27XX
+ tristate "Texas Instruments TAS27xx speaker amplifier"
+ depends on I2C
+ help
+ Enable support for Texas Instruments TAS2764 and TAS2780
+ power amplifiers
+
config SND_SOC_TAS5086
tristate "Texas Instruments TAS5086 speaker amplifier"
depends on I2C
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index ac7f20972470..2cd2b2352ee7 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -334,7 +334,7 @@ snd-soc-simple-amplifier-objs := simple-amplifier.o
snd-soc-tpa6130a2-objs := tpa6130a2.o
snd-soc-tas2552-objs := tas2552.o
snd-soc-tas2562-objs := tas2562.o
-snd-soc-tas2764-objs := tas2764.o
+snd-soc-tas27xx-objs := tas27xx.o
# Mux
snd-soc-simple-mux-objs := simple-mux.o
@@ -570,7 +570,7 @@ obj-$(CONFIG_SND_SOC_STAC9766) += snd-soc-stac9766.o
obj-$(CONFIG_SND_SOC_STI_SAS) += snd-soc-sti-sas.o
obj-$(CONFIG_SND_SOC_TAS2552) += snd-soc-tas2552.o
obj-$(CONFIG_SND_SOC_TAS2562) += snd-soc-tas2562.o
-obj-$(CONFIG_SND_SOC_TAS2764) += snd-soc-tas2764.o
+obj-$(CONFIG_SND_SOC_TAS27XX) += snd-soc-tas27xx.o
obj-$(CONFIG_SND_SOC_TAS5086) += snd-soc-tas5086.o
obj-$(CONFIG_SND_SOC_TAS571X) += snd-soc-tas571x.o
obj-$(CONFIG_SND_SOC_TAS5720) += snd-soc-tas5720.o
diff --git a/sound/soc/codecs/tas2764.c b/sound/soc/codecs/tas2764.c
deleted file mode 100644
index 9265af41c235..000000000000
--- a/sound/soc/codecs/tas2764.c
+++ /dev/null
@@ -1,688 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-//
-// Driver for the Texas Instruments TAS2764 CODEC
-// Copyright (C) 2020 Texas Instruments Inc.
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/err.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/pm.h>
-#include <linux/i2c.h>
-#include <linux/gpio.h>
-#include <linux/gpio/consumer.h>
-#include <linux/regulator/consumer.h>
-#include <linux/regmap.h>
-#include <linux/of.h>
-#include <linux/of_gpio.h>
-#include <linux/slab.h>
-#include <sound/soc.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/initval.h>
-#include <sound/tlv.h>
-
-#include "tas2764.h"
-
-struct tas2764_priv {
- struct snd_soc_component *component;
- struct gpio_desc *reset_gpio;
- struct gpio_desc *sdz_gpio;
- struct regmap *regmap;
- struct device *dev;
-
- int v_sense_slot;
- int i_sense_slot;
-};
-
-static void tas2764_reset(struct tas2764_priv *tas2764)
-{
- if (tas2764->reset_gpio) {
- gpiod_set_value_cansleep(tas2764->reset_gpio, 0);
- msleep(20);
- gpiod_set_value_cansleep(tas2764->reset_gpio, 1);
- }
-
- snd_soc_component_write(tas2764->component, TAS2764_SW_RST,
- TAS2764_RST);
-}
-
-static int tas2764_set_bias_level(struct snd_soc_component *component,
- enum snd_soc_bias_level level)
-{
- struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component);
-
- switch (level) {
- case SND_SOC_BIAS_ON:
- snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- TAS2764_PWR_CTRL_ACTIVE);
- break;
- case SND_SOC_BIAS_STANDBY:
- case SND_SOC_BIAS_PREPARE:
- snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- TAS2764_PWR_CTRL_MUTE);
- break;
- case SND_SOC_BIAS_OFF:
- snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- TAS2764_PWR_CTRL_SHUTDOWN);
- break;
-
- default:
- dev_err(tas2764->dev,
- "wrong power level setting %d\n", level);
- return -EINVAL;
- }
-
- return 0;
-}
-
-#ifdef CONFIG_PM
-static int tas2764_codec_suspend(struct snd_soc_component *component)
-{
- struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component);
- int ret;
-
- ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- TAS2764_PWR_CTRL_SHUTDOWN);
-
- if (ret < 0)
- return ret;
-
- if (tas2764->sdz_gpio)
- gpiod_set_value_cansleep(tas2764->sdz_gpio, 0);
-
- regcache_cache_only(tas2764->regmap, true);
- regcache_mark_dirty(tas2764->regmap);
-
- return 0;
-}
-
-static int tas2764_codec_resume(struct snd_soc_component *component)
-{
- struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component);
- int ret;
-
- if (tas2764->sdz_gpio)
- gpiod_set_value_cansleep(tas2764->sdz_gpio, 1);
-
- ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- TAS2764_PWR_CTRL_ACTIVE);
-
- if (ret < 0)
- return ret;
-
- regcache_cache_only(tas2764->regmap, false);
-
- return regcache_sync(tas2764->regmap);
-}
-#else
-#define tas2764_codec_suspend NULL
-#define tas2764_codec_resume NULL
-#endif
-
-static const char * const tas2764_ASI1_src[] = {
- "I2C offset", "Left", "Right", "LeftRightDiv2",
-};
-
-static SOC_ENUM_SINGLE_DECL(
- tas2764_ASI1_src_enum, TAS2764_TDM_CFG2, 4, tas2764_ASI1_src);
-
-static const struct snd_kcontrol_new tas2764_asi1_mux =
- SOC_DAPM_ENUM("ASI1 Source", tas2764_ASI1_src_enum);
-
-static int tas2764_dac_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event)
-{
- struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
- struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component);
- int ret;
-
- switch (event) {
- case SND_SOC_DAPM_POST_PMU:
- ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- TAS2764_PWR_CTRL_MUTE);
- break;
- case SND_SOC_DAPM_PRE_PMD:
- ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- TAS2764_PWR_CTRL_SHUTDOWN);
- break;
- default:
- dev_err(tas2764->dev, "Unsupported event\n");
- return -EINVAL;
- }
-
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static const struct snd_kcontrol_new isense_switch =
- SOC_DAPM_SINGLE("Switch", TAS2764_PWR_CTRL, TAS2764_ISENSE_POWER_EN, 1, 1);
-static const struct snd_kcontrol_new vsense_switch =
- SOC_DAPM_SINGLE("Switch", TAS2764_PWR_CTRL, TAS2764_VSENSE_POWER_EN, 1, 1);
-
-static const struct snd_soc_dapm_widget tas2764_dapm_widgets[] = {
- SND_SOC_DAPM_AIF_IN("ASI1", "ASI1 Playback", 0, SND_SOC_NOPM, 0, 0),
- SND_SOC_DAPM_MUX("ASI1 Sel", SND_SOC_NOPM, 0, 0, &tas2764_asi1_mux),
- SND_SOC_DAPM_SWITCH("ISENSE", TAS2764_PWR_CTRL, TAS2764_ISENSE_POWER_EN,
- 1, &isense_switch),
- SND_SOC_DAPM_SWITCH("VSENSE", TAS2764_PWR_CTRL, TAS2764_VSENSE_POWER_EN,
- 1, &vsense_switch),
- SND_SOC_DAPM_DAC_E("DAC", NULL, SND_SOC_NOPM, 0, 0, tas2764_dac_event,
- SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
- SND_SOC_DAPM_OUTPUT("OUT"),
- SND_SOC_DAPM_SIGGEN("VMON"),
- SND_SOC_DAPM_SIGGEN("IMON")
-};
-
-static const struct snd_soc_dapm_route tas2764_audio_map[] = {
- {"ASI1 Sel", "I2C offset", "ASI1"},
- {"ASI1 Sel", "Left", "ASI1"},
- {"ASI1 Sel", "Right", "ASI1"},
- {"ASI1 Sel", "LeftRightDiv2", "ASI1"},
- {"DAC", NULL, "ASI1 Sel"},
- {"OUT", NULL, "DAC"},
- {"ISENSE", "Switch", "IMON"},
- {"VSENSE", "Switch", "VMON"},
-};
-
-static int tas2764_mute(struct snd_soc_dai *dai, int mute, int direction)
-{
- struct snd_soc_component *component = dai->component;
- int ret;
-
- ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- mute ? TAS2764_PWR_CTRL_MUTE : 0);
-
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static int tas2764_set_bitwidth(struct tas2764_priv *tas2764, int bitwidth)
-{
- struct snd_soc_component *component = tas2764->component;
- int sense_en;
- int val;
- int ret;
-
- switch (bitwidth) {
- case SNDRV_PCM_FORMAT_S16_LE:
- ret = snd_soc_component_update_bits(component,
- TAS2764_TDM_CFG2,
- TAS2764_TDM_CFG2_RXW_MASK,
- TAS2764_TDM_CFG2_RXW_16BITS);
- break;
- case SNDRV_PCM_FORMAT_S24_LE:
- ret = snd_soc_component_update_bits(component,
- TAS2764_TDM_CFG2,
- TAS2764_TDM_CFG2_RXW_MASK,
- TAS2764_TDM_CFG2_RXW_24BITS);
- break;
- case SNDRV_PCM_FORMAT_S32_LE:
- ret = snd_soc_component_update_bits(component,
- TAS2764_TDM_CFG2,
- TAS2764_TDM_CFG2_RXW_MASK,
- TAS2764_TDM_CFG2_RXW_32BITS);
- break;
-
- default:
- return -EINVAL;
- }
-
- if (ret < 0)
- return ret;
-
- val = snd_soc_component_read(tas2764->component, TAS2764_PWR_CTRL);
- if (val < 0)
- return val;
-
- if (val & (1 << TAS2764_VSENSE_POWER_EN))
- sense_en = 0;
- else
- sense_en = TAS2764_TDM_CFG5_VSNS_ENABLE;
-
- ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG5,
- TAS2764_TDM_CFG5_VSNS_ENABLE,
- sense_en);
- if (ret < 0)
- return ret;
-
- if (val & (1 << TAS2764_ISENSE_POWER_EN))
- sense_en = 0;
- else
- sense_en = TAS2764_TDM_CFG6_ISNS_ENABLE;
-
- ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG6,
- TAS2764_TDM_CFG6_ISNS_ENABLE,
- sense_en);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static int tas2764_set_samplerate(struct tas2764_priv *tas2764, int samplerate)
-{
- struct snd_soc_component *component = tas2764->component;
- int ramp_rate_val;
- int ret;
-
- switch (samplerate) {
- case 48000:
- ramp_rate_val = TAS2764_TDM_CFG0_SMP_48KHZ |
- TAS2764_TDM_CFG0_44_1_48KHZ;
- break;
- case 44100:
- ramp_rate_val = TAS2764_TDM_CFG0_SMP_44_1KHZ |
- TAS2764_TDM_CFG0_44_1_48KHZ;
- break;
- case 96000:
- ramp_rate_val = TAS2764_TDM_CFG0_SMP_48KHZ |
- TAS2764_TDM_CFG0_88_2_96KHZ;
- break;
- case 88200:
- ramp_rate_val = TAS2764_TDM_CFG0_SMP_44_1KHZ |
- TAS2764_TDM_CFG0_88_2_96KHZ;
- break;
- default:
- return -EINVAL;
- }
-
- ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG0,
- TAS2764_TDM_CFG0_SMP_MASK |
- TAS2764_TDM_CFG0_MASK,
- ramp_rate_val);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static int tas2764_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *dai)
-{
- struct snd_soc_component *component = dai->component;
- struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component);
- int ret;
-
- ret = tas2764_set_bitwidth(tas2764, params_format(params));
- if (ret < 0)
- return ret;
-
- return tas2764_set_samplerate(tas2764, params_rate(params));
-}
-
-static int tas2764_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
-{
- struct snd_soc_component *component = dai->component;
- struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component);
- u8 tdm_rx_start_slot = 0, asi_cfg_1 = 0;
- int iface;
- int ret;
-
- switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
- case SND_SOC_DAIFMT_NB_NF:
- asi_cfg_1 = TAS2764_TDM_CFG1_RX_RISING;
- break;
- case SND_SOC_DAIFMT_IB_NF:
- asi_cfg_1 = TAS2764_TDM_CFG1_RX_FALLING;
- break;
- default:
- dev_err(tas2764->dev, "ASI format Inverse is not found\n");
- return -EINVAL;
- }
-
- ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG1,
- TAS2764_TDM_CFG1_RX_MASK,
- asi_cfg_1);
- if (ret < 0)
- return ret;
-
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_I2S:
- case SND_SOC_DAIFMT_DSP_A:
- iface = TAS2764_TDM_CFG2_SCFG_I2S;
- tdm_rx_start_slot = 1;
- break;
- case SND_SOC_DAIFMT_DSP_B:
- case SND_SOC_DAIFMT_LEFT_J:
- iface = TAS2764_TDM_CFG2_SCFG_LEFT_J;
- tdm_rx_start_slot = 0;
- break;
- default:
- dev_err(tas2764->dev,
- "DAI Format is not found, fmt=0x%x\n", fmt);
- return -EINVAL;
- }
-
- ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG1,
- TAS2764_TDM_CFG1_MASK,
- (tdm_rx_start_slot << TAS2764_TDM_CFG1_51_SHIFT));
- if (ret < 0)
- return ret;
-
- ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG2,
- TAS2764_TDM_CFG2_SCFG_MASK, iface);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static int tas2764_set_dai_tdm_slot(struct snd_soc_dai *dai,
- unsigned int tx_mask,
- unsigned int rx_mask,
- int slots, int slot_width)
-{
- struct snd_soc_component *component = dai->component;
- struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component);
- int left_slot, right_slot;
- int slots_cfg;
- int slot_size;
- int ret;
-
- if (tx_mask == 0 || rx_mask != 0)
- return -EINVAL;
-
- if (slots == 1) {
- if (tx_mask != 1)
- return -EINVAL;
- left_slot = 0;
- right_slot = 0;
- } else {
- left_slot = __ffs(tx_mask);
- tx_mask &= ~(1 << left_slot);
- if (tx_mask == 0) {
- right_slot = left_slot;
- } else {
- right_slot = __ffs(tx_mask);
- tx_mask &= ~(1 << right_slot);
- }
- }
-
- if (tx_mask != 0 || left_slot >= slots || right_slot >= slots)
- return -EINVAL;
-
- slots_cfg = (right_slot << TAS2764_TDM_CFG3_RXS_SHIFT) | left_slot;
-
- ret = snd_soc_component_write(component, TAS2764_TDM_CFG3, slots_cfg);
- if (ret)
- return ret;
-
- switch (slot_width) {
- case 16:
- slot_size = TAS2764_TDM_CFG2_RXS_16BITS;
- break;
- case 24:
- slot_size = TAS2764_TDM_CFG2_RXS_24BITS;
- break;
- case 32:
- slot_size = TAS2764_TDM_CFG2_RXS_32BITS;
- break;
- default:
- return -EINVAL;
- }
-
- ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG2,
- TAS2764_TDM_CFG2_RXS_MASK,
- slot_size);
- if (ret < 0)
- return ret;
-
- ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG5,
- TAS2764_TDM_CFG5_50_MASK,
- tas2764->v_sense_slot);
- if (ret < 0)
- return ret;
-
- ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG6,
- TAS2764_TDM_CFG6_50_MASK,
- tas2764->i_sense_slot);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static const struct snd_soc_dai_ops tas2764_dai_ops = {
- .mute_stream = tas2764_mute,
- .hw_params = tas2764_hw_params,
- .set_fmt = tas2764_set_fmt,
- .set_tdm_slot = tas2764_set_dai_tdm_slot,
- .no_capture_mute = 1,
-};
-
-#define TAS2764_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
- SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
-
-#define TAS2764_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
- SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_88200)
-
-static struct snd_soc_dai_driver tas2764_dai_driver[] = {
- {
- .name = "tas2764 ASI1",
- .id = 0,
- .playback = {
- .stream_name = "ASI1 Playback",
- .channels_min = 2,
- .channels_max = 2,
- .rates = TAS2764_RATES,
- .formats = TAS2764_FORMATS,
- },
- .capture = {
- .stream_name = "ASI1 Capture",
- .channels_min = 0,
- .channels_max = 2,
- .rates = TAS2764_RATES,
- .formats = TAS2764_FORMATS,
- },
- .ops = &tas2764_dai_ops,
- .symmetric_rate = 1,
- },
-};
-
-static int tas2764_codec_probe(struct snd_soc_component *component)
-{
- struct tas2764_priv *tas2764 = snd_soc_component_get_drvdata(component);
- int ret;
-
- tas2764->component = component;
-
- if (tas2764->sdz_gpio)
- gpiod_set_value_cansleep(tas2764->sdz_gpio, 1);
-
- tas2764_reset(tas2764);
-
- ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG5,
- TAS2764_TDM_CFG5_VSNS_ENABLE, 0);
- if (ret < 0)
- return ret;
-
- ret = snd_soc_component_update_bits(tas2764->component, TAS2764_TDM_CFG6,
- TAS2764_TDM_CFG6_ISNS_ENABLE, 0);
- if (ret < 0)
- return ret;
-
- ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
- TAS2764_PWR_CTRL_MASK,
- TAS2764_PWR_CTRL_MUTE);
- if (ret < 0)
- return ret;
-
- return 0;
-}
-
-static DECLARE_TLV_DB_SCALE(tas2764_digital_tlv, 1100, 50, 0);
-static DECLARE_TLV_DB_SCALE(tas2764_playback_volume, -10000, 50, 0);
-
-static const struct snd_kcontrol_new tas2764_snd_controls[] = {
- SOC_SINGLE_TLV("Speaker Volume", TAS2764_DVC, 0,
- TAS2764_DVC_MAX, 1, tas2764_playback_volume),
- SOC_SINGLE_TLV("Amp Gain Volume", TAS2764_CHNL_0, 0, 0x14, 0,
- tas2764_digital_tlv),
-};
-
-static const struct snd_soc_component_driver soc_component_driver_tas2764 = {
- .probe = tas2764_codec_probe,
- .suspend = tas2764_codec_suspend,
- .resume = tas2764_codec_resume,
- .set_bias_level = tas2764_set_bias_level,
- .controls = tas2764_snd_controls,
- .num_controls = ARRAY_SIZE(tas2764_snd_controls),
- .dapm_widgets = tas2764_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(tas2764_dapm_widgets),
- .dapm_routes = tas2764_audio_map,
- .num_dapm_routes = ARRAY_SIZE(tas2764_audio_map),
- .idle_bias_on = 1,
- .endianness = 1,
- .non_legacy_dai_naming = 1,
-};
-
-static const struct reg_default tas2764_reg_defaults[] = {
- { TAS2764_PAGE, 0x00 },
- { TAS2764_SW_RST, 0x00 },
- { TAS2764_PWR_CTRL, 0x1a },
- { TAS2764_DVC, 0x00 },
- { TAS2764_CHNL_0, 0x00 },
- { TAS2764_TDM_CFG0, 0x09 },
- { TAS2764_TDM_CFG1, 0x02 },
- { TAS2764_TDM_CFG2, 0x0a },
- { TAS2764_TDM_CFG3, 0x10 },
- { TAS2764_TDM_CFG5, 0x42 },
-};
-
-static const struct regmap_range_cfg tas2764_regmap_ranges[] = {
- {
- .range_min = 0,
- .range_max = 1 * 128,
- .selector_reg = TAS2764_PAGE,
- .selector_mask = 0xff,
- .selector_shift = 0,
- .window_start = 0,
- .window_len = 128,
- },
-};
-
-static const struct regmap_config tas2764_i2c_regmap = {
- .reg_bits = 8,
- .val_bits = 8,
- .reg_defaults = tas2764_reg_defaults,
- .num_reg_defaults = ARRAY_SIZE(tas2764_reg_defaults),
- .cache_type = REGCACHE_RBTREE,
- .ranges = tas2764_regmap_ranges,
- .num_ranges = ARRAY_SIZE(tas2764_regmap_ranges),
- .max_register = 1 * 128,
-};
-
-static int tas2764_parse_dt(struct device *dev, struct tas2764_priv *tas2764)
-{
- int ret = 0;
-
- tas2764->reset_gpio = devm_gpiod_get_optional(tas2764->dev, "reset",
- GPIOD_OUT_HIGH);
- if (IS_ERR(tas2764->reset_gpio)) {
- if (PTR_ERR(tas2764->reset_gpio) == -EPROBE_DEFER) {
- tas2764->reset_gpio = NULL;
- return -EPROBE_DEFER;
- }
- }
-
- tas2764->sdz_gpio = devm_gpiod_get_optional(dev, "shutdown", GPIOD_OUT_HIGH);
- if (IS_ERR(tas2764->sdz_gpio)) {
- if (PTR_ERR(tas2764->sdz_gpio) == -EPROBE_DEFER)
- return -EPROBE_DEFER;
-
- tas2764->sdz_gpio = NULL;
- }
-
- ret = fwnode_property_read_u32(dev->fwnode, "ti,imon-slot-no",
- &tas2764->i_sense_slot);
- if (ret)
- tas2764->i_sense_slot = 0;
-
- ret = fwnode_property_read_u32(dev->fwnode, "ti,vmon-slot-no",
- &tas2764->v_sense_slot);
- if (ret)
- tas2764->v_sense_slot = 2;
-
- return 0;
-}
-
-static int tas2764_i2c_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
-{
- struct tas2764_priv *tas2764;
- int result;
-
- tas2764 = devm_kzalloc(&client->dev, sizeof(struct tas2764_priv),
- GFP_KERNEL);
- if (!tas2764)
- return -ENOMEM;
-
- tas2764->dev = &client->dev;
- i2c_set_clientdata(client, tas2764);
- dev_set_drvdata(&client->dev, tas2764);
-
- tas2764->regmap = devm_regmap_init_i2c(client, &tas2764_i2c_regmap);
- if (IS_ERR(tas2764->regmap)) {
- result = PTR_ERR(tas2764->regmap);
- dev_err(&client->dev, "Failed to allocate register map: %d\n",
- result);
- return result;
- }
-
- if (client->dev.of_node) {
- result = tas2764_parse_dt(&client->dev, tas2764);
- if (result) {
- dev_err(tas2764->dev, "%s: Failed to parse devicetree\n",
- __func__);
- return result;
- }
- }
-
- return devm_snd_soc_register_component(tas2764->dev,
- &soc_component_driver_tas2764,
- tas2764_dai_driver,
- ARRAY_SIZE(tas2764_dai_driver));
-}
-
-static const struct i2c_device_id tas2764_i2c_id[] = {
- { "tas2764", 0},
- { }
-};
-MODULE_DEVICE_TABLE(i2c, tas2764_i2c_id);
-
-#if defined(CONFIG_OF)
-static const struct of_device_id tas2764_of_match[] = {
- { .compatible = "ti,tas2764" },
- {},
-};
-MODULE_DEVICE_TABLE(of, tas2764_of_match);
-#endif
-
-static struct i2c_driver tas2764_i2c_driver = {
- .driver = {
- .name = "tas2764",
- .of_match_table = of_match_ptr(tas2764_of_match),
- },
- .probe = tas2764_i2c_probe,
- .id_table = tas2764_i2c_id,
-};
-module_i2c_driver(tas2764_i2c_driver);
-
-MODULE_AUTHOR("Dan Murphy <dmurphy@ti.com>");
-MODULE_DESCRIPTION("TAS2764 I2C Smart Amplifier driver");
-MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/tas27xx.c b/sound/soc/codecs/tas27xx.c
new file mode 100644
index 000000000000..4a0ba32bdcdb
--- /dev/null
+++ b/sound/soc/codecs/tas27xx.c
@@ -0,0 +1,861 @@
+// SPDX-License-Identifier: GPL-2.0
+// Driver for the Texas Instruments TAS2764/TAS2780 Mono
+// Audio amplifier
+// Copyright (C) 2022 Texas Instruments Inc.
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/err.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
+#include <linux/regmap.h>
+#include <linux/of.h>
+#include <linux/of_gpio.h>
+#include <sound/soc.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <linux/version.h>
+
+#include "tas27xx.h"
+
+struct tas27xx_priv {
+ struct snd_soc_component *component;
+ struct gpio_desc *reset_gpio;
+ struct gpio_desc *sdz_gpio;
+ struct regmap *regmap;
+ struct device *dev;
+ struct mutex codec_lock;
+ int v_sense_slot;
+ int i_sense_slot;
+ int device_id;
+ bool mbPowerUp;
+};
+
+typedef enum tas27xx {
+ TAS2764 = 0,
+ TAS2780 = 1,
+} tas27xx_t;
+
+static void tas27xx_reset(struct tas27xx_priv *tas27xx)
+{
+ if (tas27xx->reset_gpio) {
+ gpiod_set_value_cansleep(tas27xx->reset_gpio, 0);
+ msleep(20);
+ gpiod_set_value_cansleep(tas27xx->reset_gpio, 1);
+ }
+
+ snd_soc_component_write(tas27xx->component, TAS2764_SW_RST,
+ TAS2764_RST);
+}
+
+static int tas27xx_set_bias_level(
+ struct snd_soc_component *component,
+ enum snd_soc_bias_level level)
+{
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ int ret = 0;
+
+ mutex_lock(&tas27xx->codec_lock);
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ ret = snd_soc_component_update_bits(component,
+ TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK,
+ TAS2764_PWR_CTRL_ACTIVE);
+ if (ret >= 0) {
+ tas27xx->mbPowerUp = true;
+ ret = 0;
+ }
+ break;
+ case SND_SOC_BIAS_STANDBY:
+ case SND_SOC_BIAS_PREPARE:
+ ret = snd_soc_component_update_bits(component,
+ TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK,
+ TAS2764_PWR_CTRL_MUTE);
+ if (ret >= 0) {
+ tas27xx->mbPowerUp = true;
+ ret = 0;
+ }
+ break;
+ case SND_SOC_BIAS_OFF:
+ ret = snd_soc_component_update_bits(component,
+ TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK,
+ TAS2764_PWR_CTRL_SHUTDOWN);
+ if (ret >= 0) {
+ tas27xx->mbPowerUp = false;
+ ret = 0;
+ }
+ break;
+ default:
+ dev_err(tas27xx->dev,
+ "wrong power level setting %d\n", level);
+ ret = -EINVAL;
+ }
+ if (ret < 0)
+ pr_err("%s:%u:errCode:0x%0x:set BIAS error\n",
+ __func__, __LINE__, ret);
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+
+#ifdef CONFIG_PM
+static int tas27xx_codec_suspend(
+ struct snd_soc_component *component)
+{
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ int ret = 0;
+
+ mutex_lock(&tas27xx->codec_lock);
+ ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK,
+ TAS2764_PWR_CTRL_SHUTDOWN);
+
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%0x:power down error\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+ ret = 0;
+ tas27xx->mbPowerUp = false;
+ if (tas27xx->sdz_gpio)
+ gpiod_set_value_cansleep(tas27xx->sdz_gpio, 0);
+
+ regcache_cache_only(tas27xx->regmap, true);
+ regcache_mark_dirty(tas27xx->regmap);
+EXIT:
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+
+static int tas27xx_codec_resume(
+ struct snd_soc_component *component)
+{
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ int ret = 0;
+
+ mutex_lock(&tas27xx->codec_lock);
+ if (tas27xx->sdz_gpio)
+ gpiod_set_value_cansleep(tas27xx->sdz_gpio, 1);
+
+ ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK, TAS2764_PWR_CTRL_ACTIVE);
+
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%0x:power down error\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+ ret = 0;
+ tas27xx->mbPowerUp = false;
+ regcache_cache_only(tas27xx->regmap, false);
+ ret = regcache_sync(tas27xx->regmap);
+EXIT:
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+#endif
+
+static const char * const tas2764_ASI1_src[] = {
+ "I2C offset", "Left", "Right", "LeftRightDiv2",
+};
+
+static SOC_ENUM_SINGLE_DECL(
+ tas2764_ASI1_src_enum, TAS2764_TDM_CFG2, 4, tas2764_ASI1_src);
+
+static const struct snd_kcontrol_new tas2764_asi1_mux =
+ SOC_DAPM_ENUM("ASI1 Source", tas2764_ASI1_src_enum);
+
+static int tas27xx_dac_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_component *component =
+ snd_soc_dapm_to_component(w->dapm);
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ int ret = 0;
+
+ mutex_lock(&tas27xx->codec_lock);
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ ret = snd_soc_component_update_bits(component,
+ TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK,
+ TAS2764_PWR_CTRL_MUTE);
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ ret = snd_soc_component_update_bits(component,
+ TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK,
+ TAS2764_PWR_CTRL_SHUTDOWN);
+ break;
+ default:
+ dev_err(tas27xx->dev, "Unsupported event\n");
+ ret = -EINVAL;
+ }
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%0x:PWR_CTRL error\n",
+ __func__, __LINE__, ret);
+ } else {
+ ret = 0;
+ }
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+
+static const struct snd_kcontrol_new isense_switch =
+ SOC_DAPM_SINGLE("Switch", TAS2764_PWR_CTRL,
+ TAS2764_ISENSE_POWER_EN, 1, 1);
+static const struct snd_kcontrol_new vsense_switch =
+ SOC_DAPM_SINGLE("Switch", TAS2764_PWR_CTRL,
+ TAS2764_VSENSE_POWER_EN, 1, 1);
+
+static const struct snd_soc_dapm_widget tas2764_dapm_widgets[] = {
+ SND_SOC_DAPM_AIF_IN("ASI1", "ASI1 Playback", 0,
+ SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_MUX("ASI1 Sel", SND_SOC_NOPM, 0, 0,
+ &tas2764_asi1_mux),
+ SND_SOC_DAPM_SWITCH("ISENSE", TAS2764_PWR_CTRL,
+ TAS2764_ISENSE_POWER_EN, 1, &isense_switch),
+ SND_SOC_DAPM_SWITCH("VSENSE", TAS2764_PWR_CTRL,
+ TAS2764_VSENSE_POWER_EN, 1, &vsense_switch),
+ SND_SOC_DAPM_DAC_E("DAC", NULL, SND_SOC_NOPM, 0, 0,
+ tas27xx_dac_event,
+ SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_OUTPUT("OUT"),
+ SND_SOC_DAPM_SIGGEN("VMON"),
+ SND_SOC_DAPM_SIGGEN("IMON")
+};
+
+static const struct snd_soc_dapm_route tas2764_audio_map[] = {
+ {"ASI1 Sel", "I2C offset", "ASI1"},
+ {"ASI1 Sel", "Left", "ASI1"},
+ {"ASI1 Sel", "Right", "ASI1"},
+ {"ASI1 Sel", "LeftRightDiv2", "ASI1"},
+ {"DAC", NULL, "ASI1 Sel"},
+ {"OUT", NULL, "DAC"},
+ {"ISENSE", "Switch", "IMON"},
+ {"VSENSE", "Switch", "VMON"},
+};
+
+static int tas27xx_mute(struct snd_soc_dai *dai, int mute,
+ int direction)
+{
+ struct snd_soc_component *component = dai->component;
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ int ret = 0;
+
+ mutex_lock(&tas27xx->codec_lock);
+
+ if (mute == 0) {
+ ret = snd_soc_component_update_bits(component,
+ TAS27XX_CLK_CFG,
+ TAS27XX_CLK_CFG_MASK,
+ TAS27XX_CLK_CFG_ENABLE);
+ if (ret < 0) {
+ dev_err(tas27xx->dev,
+ "%s:%u: Failed to CLK_CFG_ENABLE\n",
+ __func__, __LINE__);
+ goto EXIT;
+ }
+ usleep_range(2000, 2000);
+ }
+ ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK,
+ mute ? TAS2764_PWR_CTRL_MUTE : 0);
+ if (ret >= 0) {
+ tas27xx->mbPowerUp = mute?false:true;
+ ret = 0;
+ }
+
+ if (ret < 0) {
+ pr_err("%s:%u: Failed to set powercontrol\n",
+ __func__, __LINE__);
+ }
+EXIT:
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+
+static int tas27xx_set_bitwidth(struct tas27xx_priv *tas27xx,
+ int bitwidth)
+{
+ struct snd_soc_component *component = tas27xx->component;
+ int sense_en, val, ret, slot_size;
+
+ mutex_lock(&tas27xx->codec_lock);
+ switch (bitwidth) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ ret = snd_soc_component_update_bits(component,
+ TAS2764_TDM_CFG2,
+ TAS2764_TDM_CFG2_RXW_MASK,
+ TAS2764_TDM_CFG2_RXW_16BITS);
+ slot_size = TAS2764_TDM_CFG2_RXS_16BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ ret = snd_soc_component_update_bits(component,
+ TAS2764_TDM_CFG2, TAS2764_TDM_CFG2_RXW_MASK,
+ TAS2764_TDM_CFG2_RXW_24BITS);
+ slot_size = TAS2764_TDM_CFG2_RXS_24BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ ret = snd_soc_component_update_bits(component,
+ TAS2764_TDM_CFG2, TAS2764_TDM_CFG2_RXW_MASK,
+ TAS2764_TDM_CFG2_RXW_32BITS);
+ slot_size = TAS2764_TDM_CFG2_RXS_32BITS;
+ break;
+ default:
+ ret = -EINVAL;
+ }
+
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x set bitwidth error\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG2,
+ TAS2764_TDM_CFG2_RXS_MASK, slot_size);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x set RX slot size error\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+
+ val = snd_soc_component_read(tas27xx->component,
+ TAS2764_PWR_CTRL);
+
+ if (val < 0) {
+ pr_err("%s:%u:errCode:0x%x read PWR_CTRL error\n",
+ __func__, __LINE__, val);
+ ret = val;
+ goto EXIT;
+ }
+
+ if (val & (1 << TAS2764_VSENSE_POWER_EN))
+ sense_en = 0;
+ else
+ sense_en = TAS2764_TDM_CFG5_VSNS_ENABLE;
+
+ ret = snd_soc_component_update_bits(tas27xx->component,
+ TAS2764_TDM_CFG5, TAS2764_TDM_CFG5_VSNS_ENABLE, sense_en);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x enable vSNS error\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+
+ if (val & (1 << TAS2764_ISENSE_POWER_EN))
+ sense_en = 0;
+ else
+ sense_en = TAS2764_TDM_CFG6_ISNS_ENABLE;
+
+ ret = snd_soc_component_update_bits(tas27xx->component,
+ TAS2764_TDM_CFG6, TAS2764_TDM_CFG6_ISNS_ENABLE, sense_en);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x enable iSNS error\n",
+ __func__, __LINE__, ret);
+ }
+ ret = 0;
+EXIT:
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+
+static int tas27xx_set_samplerate(
+ struct tas27xx_priv *tas27xx, int samplerate)
+{
+ struct snd_soc_component *component = tas27xx->component;
+ int ramp_rate_val;
+ int ret;
+
+ switch (samplerate) {
+ case 48000:
+ ramp_rate_val = TAS2764_TDM_CFG0_SMP_48KHZ |
+ TAS2764_TDM_CFG0_44_1_48KHZ;
+ break;
+ case 44100:
+ ramp_rate_val = TAS2764_TDM_CFG0_SMP_44_1KHZ |
+ TAS2764_TDM_CFG0_44_1_48KHZ;
+ break;
+ case 96000:
+ ramp_rate_val = TAS2764_TDM_CFG0_SMP_48KHZ |
+ TAS2764_TDM_CFG0_88_2_96KHZ;
+ break;
+ case 88200:
+ ramp_rate_val = TAS2764_TDM_CFG0_SMP_44_1KHZ |
+ TAS2764_TDM_CFG0_88_2_96KHZ;
+ break;
+ default:
+ return -EINVAL;
+ }
+ mutex_lock(&tas27xx->codec_lock);
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG0,
+ TAS2764_TDM_CFG0_SMP_MASK |
+ TAS2764_TDM_CFG0_MASK,
+ ramp_rate_val);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x Failed to set ramp_rate_val\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+ ret = 0;
+EXIT:
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+
+static int tas27xx_hw_params(
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *component = dai->component;
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ int ret;
+
+ ret = tas27xx_set_bitwidth(tas27xx, params_format(params));
+ if (ret < 0)
+ return ret;
+
+ return tas27xx_set_samplerate(tas27xx, params_rate(params));
+}
+
+static int tas27xx_set_fmt(struct snd_soc_dai *dai,
+ unsigned int fmt)
+{
+ struct snd_soc_component *component = dai->component;
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ u8 tdm_rx_start_slot = 0, asi_cfg_1 = 0;
+ int iface;
+ int ret = 0;
+
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ asi_cfg_1 = TAS2764_TDM_CFG1_RX_RISING;
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ asi_cfg_1 = TAS2764_TDM_CFG1_RX_FALLING;
+ break;
+ default:
+ dev_err(tas27xx->dev, "ASI format Inverse is not found\n");
+ return -EINVAL;
+ }
+ mutex_lock(&tas27xx->codec_lock);
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG1,
+ TAS2764_TDM_CFG1_RX_MASK, asi_cfg_1);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x Failed to set asi_cfg_1\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ case SND_SOC_DAIFMT_DSP_A:
+ iface = TAS2764_TDM_CFG2_SCFG_I2S;
+ tdm_rx_start_slot = 1;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ case SND_SOC_DAIFMT_LEFT_J:
+ iface = TAS2764_TDM_CFG2_SCFG_LEFT_J;
+ tdm_rx_start_slot = 0;
+ break;
+ default:
+ pr_err("%s:%u:DAI Format is not found, fmt=0x%x\n",
+ __func__, __LINE__, fmt);
+ ret = -EINVAL;
+ goto EXIT;
+ }
+
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG1,
+ TAS2764_TDM_CFG1_MASK,
+ (tdm_rx_start_slot << TAS2764_TDM_CFG1_51_SHIFT));
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x Failed to set tdm_rx_start_slot\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG2,
+ TAS2764_TDM_CFG2_SCFG_MASK, iface);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x Failed to set iface\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+ ret = 0;
+EXIT:
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+
+static int tas27xx_set_dai_tdm_slot(
+ struct snd_soc_dai *dai, unsigned int tx_mask,
+ unsigned int rx_mask, int slots, int slot_width)
+{
+ struct snd_soc_component *component = dai->component;
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ int left_slot, right_slot;
+ int slots_cfg;
+ int slot_size;
+ int ret = 0;
+
+ if (tx_mask == 0 || rx_mask != 0)
+ return -EINVAL;
+
+ if (slots == 1) {
+ if (tx_mask != 1)
+ return -EINVAL;
+ left_slot = 0;
+ right_slot = 0;
+ } else {
+ left_slot = __ffs(tx_mask);
+ tx_mask &= ~(1 << left_slot);
+ if (tx_mask == 0) {
+ right_slot = left_slot;
+ } else {
+ right_slot = __ffs(tx_mask);
+ tx_mask &= ~(1 << right_slot);
+ }
+ }
+
+ if (tx_mask != 0 || left_slot >= slots || right_slot >= slots)
+ return -EINVAL;
+
+ slots_cfg = (right_slot << TAS2764_TDM_CFG3_RXS_SHIFT) |
+ left_slot;
+ mutex_lock(&tas27xx->codec_lock);
+ ret = snd_soc_component_write(component, TAS2764_TDM_CFG3,
+ slots_cfg);
+ if (ret) {
+ pr_err("%s:%u:errCode:0x%x Failed to set slots_cfg\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+
+ switch (slot_width) {
+ case 16:
+ slot_size = TAS2764_TDM_CFG2_RXS_16BITS;
+ break;
+ case 24:
+ slot_size = TAS2764_TDM_CFG2_RXS_24BITS;
+ break;
+ case 32:
+ slot_size = TAS2764_TDM_CFG2_RXS_32BITS;
+ break;
+ default:
+ ret = -EINVAL;
+ goto EXIT;
+ }
+
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG2,
+ TAS2764_TDM_CFG2_RXS_MASK, slot_size);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x Failed to set slot_size\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG5,
+ TAS2764_TDM_CFG5_50_MASK, tas27xx->v_sense_slot);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x Failed to set v_sense_slot\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG6,
+ TAS2764_TDM_CFG6_50_MASK,
+ tas27xx->i_sense_slot);
+ if (ret < 0) {
+ pr_err("%s:%u:errCode:0x%x Failed to set i_sense_slot\n",
+ __func__, __LINE__, ret);
+ goto EXIT;
+ }
+ ret = 0;
+EXIT:
+ mutex_unlock(&tas27xx->codec_lock);
+ return ret;
+}
+
+static const struct snd_soc_dai_ops tas2764_dai_ops = {
+ .mute_stream = tas27xx_mute,
+ .hw_params = tas27xx_hw_params,
+ .set_fmt = tas27xx_set_fmt,
+ .set_tdm_slot = tas27xx_set_dai_tdm_slot,
+ .no_capture_mute = 1,
+};
+
+#define TAS2764_FORMATS \
+ (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
+ SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
+
+#define TAS2764_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
+ SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_88200)
+
+static struct snd_soc_dai_driver tas2764_dai_driver[] = {
+ {
+ .name = "tas2764 ASI1",
+ .id = 0,
+ .playback = {
+ .stream_name = "ASI1 Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = TAS2764_RATES,
+ .formats = TAS2764_FORMATS,
+ },
+ .capture = {
+ .stream_name = "ASI1 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = TAS2764_RATES,
+ .formats = TAS2764_FORMATS,
+ },
+ .ops = &tas2764_dai_ops,
+ .symmetric_rates = 1,
+ },
+};
+
+static int tas27xx_codec_probe(
+ struct snd_soc_component *component)
+{
+ struct tas27xx_priv *tas27xx =
+ snd_soc_component_get_drvdata(component);
+ int ret = 0;
+
+ tas27xx->component = component;
+
+ if (tas27xx->sdz_gpio)
+ gpiod_set_value_cansleep(tas27xx->sdz_gpio, 1);
+
+ tas27xx_reset(tas27xx);
+
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG5,
+ TAS2764_TDM_CFG5_VSNS_ENABLE, 0);
+ if (ret < 0) {
+ dev_err(tas27xx->dev, "%s:%u: Failed to enable vSNS\n",
+ __func__, __LINE__);
+ goto EXIT;
+ }
+ ret = snd_soc_component_update_bits(component, TAS2764_TDM_CFG6,
+ TAS2764_TDM_CFG6_ISNS_ENABLE, 0);
+ if (ret < 0) {
+ dev_err(tas27xx->dev, "%s:%u: Failed to enable iSNS\n",
+ __func__, __LINE__);
+ goto EXIT;
+ }
+ ret = snd_soc_component_update_bits(component, TAS2764_PWR_CTRL,
+ TAS2764_PWR_CTRL_MASK,
+ TAS2764_PWR_CTRL_MUTE);
+ if (ret < 0) {
+ dev_err(tas27xx->dev, "%s:%u: Failed to PWR_CTRL_MUTE\n",
+ __func__, __LINE__);
+ goto EXIT;
+ }
+
+ ret = snd_soc_component_write(component, TAS2764_PWR_CTRL, 0x02);
+
+ if (ret < 0) {
+ dev_err(tas27xx->dev, "%s:%u: Failed to initial active\n",
+ __func__, __LINE__);
+ goto EXIT;
+ }
+ ret = 0;
+EXIT:
+ return ret;
+}
+
+static DECLARE_TLV_DB_SCALE(tas2764_digital_tlv, 1100, 50, 0);
+static DECLARE_TLV_DB_SCALE(tas2764_playback_volume,
+ -10000, 50, 0);
+
+static const struct snd_kcontrol_new tas2764_snd_controls[] = {
+ SOC_SINGLE_TLV("Speaker Volume", TAS2764_DVC, 0,
+ TAS2764_DVC_MAX, 1, tas2764_playback_volume),
+ SOC_SINGLE_TLV("Amp Gain Volume", TAS2764_CHNL_0, 0, 0x14, 0,
+ tas2764_digital_tlv),
+};
+
+static const struct snd_soc_component_driver
+ soc_component_driver_tas2764 = {
+ .probe = tas27xx_codec_probe,
+#ifdef CONFIG_PM
+ .suspend = tas27xx_codec_suspend,
+ .resume = tas27xx_codec_resume,
+#endif
+ .set_bias_level = tas27xx_set_bias_level,
+ .controls = tas2764_snd_controls,
+ .num_controls = ARRAY_SIZE(tas2764_snd_controls),
+ .dapm_widgets = tas2764_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(tas2764_dapm_widgets),
+ .dapm_routes = tas2764_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(tas2764_audio_map),
+ .idle_bias_on = 1,
+ .endianness = 1,
+ .non_legacy_dai_naming = 1,
+};
+
+static const struct reg_default tas2764_reg_defaults[] = {
+ { TAS2764_PAGE, 0x00 },
+ { TAS2764_SW_RST, 0x00 },
+ { TAS2764_PWR_CTRL, 0x1a },
+ { TAS2764_DVC, 0x00 },
+ { TAS2764_CHNL_0, 0x00 },
+ { TAS2764_TDM_CFG0, 0x09 },
+ { TAS2764_TDM_CFG1, 0x02 },
+ { TAS2764_TDM_CFG2, 0x0a },
+ { TAS2764_TDM_CFG3, 0x10 },
+ { TAS2764_TDM_CFG5, 0x42 },
+};
+
+static const struct regmap_range_cfg tas2764_regmap_ranges[] = {
+ {
+ .range_min = 0,
+ .range_max = 1 * 128,
+ .selector_reg = TAS2764_PAGE,
+ .selector_mask = 0xff,
+ .selector_shift = 0,
+ .window_start = 0,
+ .window_len = 128,
+ },
+};
+
+static bool tas27xx_volatile(struct device *dev,
+ unsigned int reg)
+{
+ return true;
+}
+
+static const struct regmap_config tas2764_i2c_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .reg_defaults = tas2764_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(tas2764_reg_defaults),
+ .cache_type = REGCACHE_RBTREE,
+ .ranges = tas2764_regmap_ranges,
+ .num_ranges = ARRAY_SIZE(tas2764_regmap_ranges),
+ .max_register = 1 * 128,
+ .volatile_reg = tas27xx_volatile,
+};
+
+static int tas27xx_parse_dt(struct device *dev,
+ struct tas27xx_priv *tas27xx)
+{
+ int ret = 0;
+
+ tas27xx->reset_gpio = devm_gpiod_get_optional(tas27xx->dev,
+ "reset", GPIOD_OUT_HIGH);
+ if (IS_ERR(tas27xx->reset_gpio)) {
+ if (PTR_ERR(tas27xx->reset_gpio) == -EPROBE_DEFER) {
+ tas27xx->reset_gpio = NULL;
+ return -EPROBE_DEFER;
+ }
+ }
+
+ tas27xx->sdz_gpio = devm_gpiod_get_optional(dev, "shutdown",
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(tas27xx->sdz_gpio)) {
+ if (PTR_ERR(tas27xx->sdz_gpio) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+
+ tas27xx->sdz_gpio = NULL;
+ }
+
+ ret = fwnode_property_read_u32(dev->fwnode, "ti,imon-slot-no",
+ &tas27xx->i_sense_slot);
+ if (ret)
+ tas27xx->i_sense_slot = 0;
+
+ ret = fwnode_property_read_u32(dev->fwnode, "ti,vmon-slot-no",
+ &tas27xx->v_sense_slot);
+ if (ret)
+ tas27xx->v_sense_slot = 2;
+
+ return 0;
+}
+
+static int tas27xx_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct tas27xx_priv *tas27xx;
+ int result;
+
+ tas27xx = devm_kzalloc(&client->dev, sizeof(struct tas27xx_priv),
+ GFP_KERNEL);
+ if (!tas27xx)
+ return -ENOMEM;
+ mutex_init(&tas27xx->codec_lock);
+ tas27xx->dev = &client->dev;
+ i2c_set_clientdata(client, tas27xx);
+ dev_set_drvdata(&client->dev, tas27xx);
+
+ tas27xx->regmap = devm_regmap_init_i2c(client,
+ &tas2764_i2c_regmap);
+ if (IS_ERR(tas27xx->regmap)) {
+ result = PTR_ERR(tas27xx->regmap);
+ dev_err(&client->dev, "Failed to allocate register map: %d\n",
+ result);
+ return result;
+ }
+
+ if (client->dev.of_node) {
+ result = tas27xx_parse_dt(&client->dev, tas27xx);
+ if (result) {
+ dev_err(tas27xx->dev,
+ "%s: Failed to parse devicetree\n", __func__);
+ return result;
+ }
+ }
+
+ tas27xx->device_id = id->driver_data;
+ dev_info(tas27xx->dev, "chip_id: %u\n", tas27xx->device_id);
+
+ return devm_snd_soc_register_component(tas27xx->dev,
+ &soc_component_driver_tas2764, tas2764_dai_driver,
+ ARRAY_SIZE(tas2764_dai_driver));
+}
+
+static const struct i2c_device_id tas2764_i2c_id[] = {
+ { "tas2764", TAS2764},
+ { "tas2780", TAS2780},
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, tas2764_i2c_id);
+
+#if defined(CONFIG_OF)
+static const struct of_device_id tas2764_of_match[] = {
+ { .compatible = "ti,tas2764" },
+ { .compatible = "ti,tas2780" },
+ {},
+};
+MODULE_DEVICE_TABLE(of, tas2764_of_match);
+#endif
+
+static struct i2c_driver tas2764_i2c_driver = {
+ .driver = {
+ .name = "tas27xx",
+ .of_match_table = of_match_ptr(tas2764_of_match),
+ },
+ .probe = tas27xx_i2c_probe,
+ .id_table = tas2764_i2c_id,
+};
+module_i2c_driver(tas2764_i2c_driver);
+
+MODULE_AUTHOR("Raphael Xu <raphael-xu@ti.com>");
+MODULE_DESCRIPTION("TAS27XX I2C Smart Amplifier driver");
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/tas2764.h b/sound/soc/codecs/tas27xx.h
similarity index 81%
rename from sound/soc/codecs/tas2764.h
rename to sound/soc/codecs/tas27xx.h
index 67d6fd903c42..02b29c030d37 100644
--- a/sound/soc/codecs/tas2764.h
+++ b/sound/soc/codecs/tas27xx.h
@@ -1,18 +1,20 @@
/* SPDX-License-Identifier: GPL-2.0-only */
/*
- * tas2764.h - ALSA SoC Texas Instruments TAS2764 Mono Audio Amplifier
+ * tas27xx.h - ALSA SoC Texas Instruments TAS2764/TAS2780
+ * Mono Audio Amplifier
*
- * Copyright (C) 2020 Texas Instruments Incorporated - https://www.ti.com
+ * Copyright (C) 2022 Texas Instruments Incorporated -
+ * https://www.ti.com
*
- * Author: Dan Murphy <dmurphy@ti.com>
+ * Author:
*/
-#ifndef __TAS2764__
-#define __TAS2764__
+#ifndef __TAS27XX__H_
+#define __TAS27XX__H_
/* Book Control Register */
-#define TAS2764_BOOKCTL_PAGE 0
-#define TAS2764_BOOKCTL_REG 127
+#define TAS27XX_BOOKCTL_PAGE 0
+#define TAS27XX_BOOKCTL_REG 127
#define TAS2764_REG(page, reg) ((page * 128) + reg)
/* Page */
@@ -77,6 +79,10 @@
#define TAS2764_TDM_CFG3_RXS_SHIFT 0x4
#define TAS2764_TDM_CFG3_MASK GENMASK(3, 0)
+/* TDM Configuration Reg4 */
+#define TAS2764_TDM_CFG4 TAS2764_REG(0X0, 0x0d)
+#define TAS2764_TDM_CFG4_TX_OFFSET_MASK GENMASK(3, 1)
+
/* TDM Configuration Reg5 */
#define TAS2764_TDM_CFG5 TAS2764_REG(0X0, 0x0e)
#define TAS2764_TDM_CFG5_VSNS_MASK BIT(6)
@@ -89,4 +95,9 @@
#define TAS2764_TDM_CFG6_ISNS_ENABLE BIT(6)
#define TAS2764_TDM_CFG6_50_MASK GENMASK(5, 0)
-#endif /* __TAS2764__ */
+/* INT&CLK CFG */
+#define TAS27XX_CLK_CFG TAS2764_REG(0X0, 0x5c)
+#define TAS27XX_CLK_CFG_MASK GENMASK(7, 6)
+#define TAS27XX_CLK_CFG_ENABLE (BIT(7) | BIT(6))
+
+#endif /* __TAS27XX__H_ */
\ No newline at end of file
--
2.35.1
^ permalink raw reply related [flat|nested] 4+ messages in thread