diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/Kconfig | 10 | ||||
| -rw-r--r-- | sound/soc/codecs/Makefile | 2 | ||||
| -rw-r--r-- | sound/soc/codecs/rt9120.c | 489 |
3 files changed, 0 insertions, 501 deletions
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index b58fd2aebe91..75506bd8fc0d 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -191,7 +191,6 @@ config SND_SOC_ALL_CODECS imply SND_SOC_RT715_SDCA_SDW imply SND_SOC_RT1308_SDW imply SND_SOC_RT1316_SDW - imply SND_SOC_RT9120 imply SND_SOC_SDW_MOCKUP imply SND_SOC_SGTL5000 imply SND_SOC_SI476X @@ -1308,15 +1307,6 @@ config SND_SOC_RT715_SDCA_SDW select REGMAP_SOUNDWIRE select REGMAP_SOUNDWIRE_MBQ -config SND_SOC_RT9120 - tristate "Richtek RT9120 Stereo Class-D Amplifier" - depends on I2C - select REGMAP_I2C - select GPIOLIB - help - Enable support for Richtek RT9120 20W, stereo, inductor-less, - high-efficiency Class-D audio amplifier. - config SND_SOC_SDW_MOCKUP tristate "SoundWire mockup codec" depends on EXPERT diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index 905de0d5d62d..90eedab4ee7a 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -207,7 +207,6 @@ snd-soc-rt711-objs := rt711.o rt711-sdw.o snd-soc-rt711-sdca-objs := rt711-sdca.o rt711-sdca-sdw.o snd-soc-rt715-objs := rt715.o rt715-sdw.o snd-soc-rt715-sdca-objs := rt715-sdca.o rt715-sdca-sdw.o -snd-soc-rt9120-objs := rt9120.o snd-soc-sdw-mockup-objs := sdw-mockup.o snd-soc-sgtl5000-objs := sgtl5000.o snd-soc-alc5623-objs := alc5623.o @@ -540,7 +539,6 @@ obj-$(CONFIG_SND_SOC_RT711) += snd-soc-rt711.o obj-$(CONFIG_SND_SOC_RT711_SDCA_SDW) += snd-soc-rt711-sdca.o obj-$(CONFIG_SND_SOC_RT715) += snd-soc-rt715.o obj-$(CONFIG_SND_SOC_RT715_SDCA_SDW) += snd-soc-rt715-sdca.o -obj-$(CONFIG_SND_SOC_RT9120) += snd-soc-rt9120.o obj-$(CONFIG_SND_SOC_SDW_MOCKUP) += snd-soc-sdw-mockup.o obj-$(CONFIG_SND_SOC_SGTL5000) += snd-soc-sgtl5000.o obj-$(CONFIG_SND_SOC_SIGMADSP) += snd-soc-sigmadsp.o diff --git a/sound/soc/codecs/rt9120.c b/sound/soc/codecs/rt9120.c deleted file mode 100644 index 2c95178f4ff8..000000000000 --- a/sound/soc/codecs/rt9120.c +++ /dev/null @@ -1,489 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 - -#include <linux/bits.h> -#include <linux/delay.h> -#include <linux/gpio/consumer.h> -#include <linux/i2c.h> -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/regmap.h> -#include <linux/regulator/consumer.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <sound/tlv.h> - -#define RT9120_REG_DEVID 0x00 -#define RT9120_REG_I2SFMT 0x02 -#define RT9120_REG_I2SWL 0x03 -#define RT9120_REG_SDIOSEL 0x04 -#define RT9120_REG_SYSCTL 0x05 -#define RT9120_REG_SPKGAIN 0x07 -#define RT9120_REG_VOLRAMP 0x0A -#define RT9120_REG_ERRRPT 0x10 -#define RT9120_REG_MSVOL 0x20 -#define RT9120_REG_SWRESET 0x40 -#define RT9120_REG_INTERNAL0 0x65 -#define RT9120_REG_INTERNAL1 0x69 -#define RT9120_REG_UVPOPT 0x6C - -#define RT9120_VID_MASK GENMASK(15, 8) -#define RT9120_SWRST_MASK BIT(7) -#define RT9120_MUTE_MASK GENMASK(5, 4) -#define RT9120_I2SFMT_MASK GENMASK(4, 2) -#define RT9120_I2SFMT_SHIFT 2 -#define RT9120_CFG_FMT_I2S 0 -#define RT9120_CFG_FMT_LEFTJ 1 -#define RT9120_CFG_FMT_RIGHTJ 2 -#define RT9120_CFG_FMT_DSPA 3 -#define RT9120_CFG_FMT_DSPB 7 -#define RT9120_AUDBIT_MASK GENMASK(1, 0) -#define RT9120_CFG_AUDBIT_16 0 -#define RT9120_CFG_AUDBIT_20 1 -#define RT9120_CFG_AUDBIT_24 2 -#define RT9120_AUDWL_MASK GENMASK(5, 0) -#define RT9120_CFG_WORDLEN_16 16 -#define RT9120_CFG_WORDLEN_24 24 -#define RT9120_CFG_WORDLEN_32 32 -#define RT9120_DVDD_UVSEL_MASK GENMASK(5, 4) - -#define RT9120_VENDOR_ID 0x4200 -#define RT9120_RESET_WAITMS 20 -#define RT9120_CHIPON_WAITMS 20 -#define RT9120_AMPON_WAITMS 50 -#define RT9120_AMPOFF_WAITMS 100 -#define RT9120_LVAPP_THRESUV 2000000 - -/* 8000 to 192000 supported , only 176400 not support */ -#define RT9120_RATES_MASK (SNDRV_PCM_RATE_8000_192000 &\ - ~SNDRV_PCM_RATE_176400) -#define RT9120_FMTS_MASK (SNDRV_PCM_FMTBIT_S16_LE |\ - SNDRV_PCM_FMTBIT_S24_LE |\ - SNDRV_PCM_FMTBIT_S32_LE) - -struct rt9120_data { - struct device *dev; - struct regmap *regmap; -}; - -/* 11bit [min,max,step] = [-103.9375dB, 24dB, 0.0625dB] */ -static const DECLARE_TLV_DB_SCALE(digital_gain, -1039375, 625, -1039375); - -static const char * const sdo_select_text[] = { - "None", "INTF", "Final", "RMS Detect" -}; - -static const struct soc_enum sdo_select_enum = - SOC_ENUM_SINGLE(RT9120_REG_SDIOSEL, 4, ARRAY_SIZE(sdo_select_text), - sdo_select_text); - -static const struct snd_kcontrol_new rt9120_snd_controls[] = { - SOC_SINGLE_TLV("MS Volume", RT9120_REG_MSVOL, 0, 2047, 1, digital_gain), - SOC_SINGLE("SPK Volume", RT9120_REG_SPKGAIN, 0, 7, 0), - SOC_SINGLE("PBTL Switch", RT9120_REG_SYSCTL, 3, 1, 0), - SOC_ENUM("SDO Select", sdo_select_enum), -}; - -static int internal_power_event(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *kcontrol, int event) -{ - struct snd_soc_component *comp = snd_soc_dapm_to_component(w->dapm); - - switch (event) { - case SND_SOC_DAPM_PRE_PMU: - snd_soc_component_write(comp, RT9120_REG_ERRRPT, 0); - break; - case SND_SOC_DAPM_POST_PMU: - msleep(RT9120_AMPON_WAITMS); - break; - case SND_SOC_DAPM_POST_PMD: - msleep(RT9120_AMPOFF_WAITMS); - break; - default: - break; - } - - return 0; -} - -static const struct snd_soc_dapm_widget rt9120_dapm_widgets[] = { - SND_SOC_DAPM_MIXER("DMIX", SND_SOC_NOPM, 0, 0, NULL, 0), - SND_SOC_DAPM_DAC("LDAC", NULL, SND_SOC_NOPM, 0, 0), - SND_SOC_DAPM_DAC("RDAC", NULL, SND_SOC_NOPM, 0, 0), - SND_SOC_DAPM_SUPPLY("PWND", RT9120_REG_SYSCTL, 6, 1, - internal_power_event, SND_SOC_DAPM_PRE_PMU | - SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), - SND_SOC_DAPM_PGA("SPKL PA", SND_SOC_NOPM, 0, 0, NULL, 0), - SND_SOC_DAPM_PGA("SPKR PA", SND_SOC_NOPM, 0, 0, NULL, 0), - SND_SOC_DAPM_OUTPUT("SPKL"), - SND_SOC_DAPM_OUTPUT("SPKR"), -}; - -static const struct snd_soc_dapm_route rt9120_dapm_routes[] = { - { "DMIX", NULL, "AIF Playback" }, - /* SPKL */ - { "LDAC", NULL, "PWND" }, - { "LDAC", NULL, "DMIX" }, - { "SPKL PA", NULL, "LDAC" }, - { "SPKL", NULL, "SPKL PA" }, - /* SPKR */ - { "RDAC", NULL, "PWND" }, - { "RDAC", NULL, "DMIX" }, - { "SPKR PA", NULL, "RDAC" }, - { "SPKR", NULL, "SPKR PA" }, - /* Cap */ - { "AIF Capture", NULL, "LDAC" }, - { "AIF Capture", NULL, "RDAC" }, -}; - -static int rt9120_codec_probe(struct snd_soc_component *comp) -{ - struct rt9120_data *data = snd_soc_component_get_drvdata(comp); - - snd_soc_component_init_regmap(comp, data->regmap); - - /* Internal setting */ - snd_soc_component_write(comp, RT9120_REG_INTERNAL1, 0x03); - snd_soc_component_write(comp, RT9120_REG_INTERNAL0, 0x69); - return 0; -} - -static const struct snd_soc_component_driver rt9120_component_driver = { - .probe = rt9120_codec_probe, - .controls = rt9120_snd_controls, - .num_controls = ARRAY_SIZE(rt9120_snd_controls), - .dapm_widgets = rt9120_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(rt9120_dapm_widgets), - .dapm_routes = rt9120_dapm_routes, - .num_dapm_routes = ARRAY_SIZE(rt9120_dapm_routes), -}; - -static int rt9120_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) -{ - struct snd_soc_component *comp = dai->component; - unsigned int format; - - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - format = RT9120_CFG_FMT_I2S; - break; - case SND_SOC_DAIFMT_LEFT_J: - format = RT9120_CFG_FMT_LEFTJ; - break; - case SND_SOC_DAIFMT_RIGHT_J: - format = RT9120_CFG_FMT_RIGHTJ; - break; - case SND_SOC_DAIFMT_DSP_A: - format = RT9120_CFG_FMT_DSPA; - break; - case SND_SOC_DAIFMT_DSP_B: - format = RT9120_CFG_FMT_DSPB; - break; - default: - dev_err(dai->dev, "Unknown dai format\n"); - return -EINVAL; - } - - snd_soc_component_update_bits(comp, RT9120_REG_I2SFMT, - RT9120_I2SFMT_MASK, - format << RT9120_I2SFMT_SHIFT); - return 0; -} - -static int rt9120_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *param, - struct snd_soc_dai *dai) -{ - struct snd_soc_component *comp = dai->component; - unsigned int param_width, param_slot_width; - int width; - - switch (width = params_width(param)) { - case 16: - param_width = RT9120_CFG_AUDBIT_16; - break; - case 20: - param_width = RT9120_CFG_AUDBIT_20; - break; - case 24: - case 32: - param_width = RT9120_CFG_AUDBIT_24; - break; - default: - dev_err(dai->dev, "Unsupported data width [%d]\n", width); - return -EINVAL; - } - - snd_soc_component_update_bits(comp, RT9120_REG_I2SFMT, - RT9120_AUDBIT_MASK, param_width); - - switch (width = params_physical_width(param)) { - case 16: - param_slot_width = RT9120_CFG_WORDLEN_16; - break; - case 24: - param_slot_width = RT9120_CFG_WORDLEN_24; - break; - case 32: - param_slot_width = RT9120_CFG_WORDLEN_32; - break; - default: - dev_err(dai->dev, "Unsupported slot width [%d]\n", width); - return -EINVAL; - } - - snd_soc_component_update_bits(comp, RT9120_REG_I2SWL, - RT9120_AUDWL_MASK, param_slot_width); - return 0; -} - -static const struct snd_soc_dai_ops rt9120_dai_ops = { - .set_fmt = rt9120_set_fmt, - .hw_params = rt9120_hw_params, -}; - -static struct snd_soc_dai_driver rt9120_dai = { - .name = "rt9120_aif", - .playback = { - .stream_name = "AIF Playback", - .rates = RT9120_RATES_MASK, - .formats = RT9120_FMTS_MASK, - .rate_max = 192000, - .rate_min = 8000, - .channels_min = 1, - .channels_max = 2, - }, - .capture = { - .stream_name = "AIF Capture", - .rates = RT9120_RATES_MASK, - .formats = RT9120_FMTS_MASK, - .rate_max = 192000, - .rate_min = 8000, - .channels_min = 1, - .channels_max = 2, - }, - .ops = &rt9120_dai_ops, - .symmetric_rate = 1, - .symmetric_sample_bits = 1, -}; - -static const struct regmap_range rt9120_rd_yes_ranges[] = { - regmap_reg_range(0x00, 0x0C), - regmap_reg_range(0x10, 0x15), - regmap_reg_range(0x20, 0x27), - regmap_reg_range(0x30, 0x38), - regmap_reg_range(0x3A, 0x40), - regmap_reg_range(0x65, 0x65), - regmap_reg_range(0x69, 0x69), - regmap_reg_range(0x6C, 0x6C) -}; - -static const struct regmap_access_table rt9120_rd_table = { - .yes_ranges = rt9120_rd_yes_ranges, - .n_yes_ranges = ARRAY_SIZE(rt9120_rd_yes_ranges), -}; - -static const struct regmap_range rt9120_wr_yes_ranges[] = { - regmap_reg_range(0x00, 0x00), - regmap_reg_range(0x02, 0x0A), - regmap_reg_range(0x10, 0x15), - regmap_reg_range(0x20, 0x27), - regmap_reg_range(0x30, 0x38), - regmap_reg_range(0x3A, 0x3D), - regmap_reg_range(0x40, 0x40), - regmap_reg_range(0x65, 0x65), - regmap_reg_range(0x69, 0x69), - regmap_reg_range(0x6C, 0x6C) -}; - -static const struct regmap_access_table rt9120_wr_table = { - .yes_ranges = rt9120_wr_yes_ranges, - .n_yes_ranges = ARRAY_SIZE(rt9120_wr_yes_ranges), -}; - -static int rt9120_get_reg_size(unsigned int reg) -{ - switch (reg) { - case 0x00: - case 0x09: - case 0x20 ... 0x27: - return 2; - case 0x30 ... 0x3D: - return 3; - case 0x3E ... 0x3F: - return 4; - default: - return 1; - } -} - -static int rt9120_reg_read(void *context, unsigned int reg, unsigned int *val) -{ - struct rt9120_data *data = context; - struct i2c_client *i2c = to_i2c_client(data->dev); - int size = rt9120_get_reg_size(reg); - u8 raw[4] = {0}; - int ret; - - ret = i2c_smbus_read_i2c_block_data(i2c, reg, size, raw); - if (ret < 0) - return ret; - else if (ret != size) - return -EIO; - - switch (size) { - case 4: - *val = be32_to_cpup((__be32 *)raw); - break; - case 3: - *val = raw[0] << 16 | raw[1] << 8 | raw[0]; - break; - case 2: - *val = be16_to_cpup((__be16 *)raw); - break; - default: - *val = raw[0]; - } - - return 0; -} - -static int rt9120_reg_write(void *context, unsigned int reg, unsigned int val) -{ - struct rt9120_data *data = context; - struct i2c_client *i2c = to_i2c_client(data->dev); - int size = rt9120_get_reg_size(reg); - __be32 be32_val; - u8 *rawp = (u8 *)&be32_val; - int offs = 4 - size; - - be32_val = cpu_to_be32(val); - return i2c_smbus_write_i2c_block_data(i2c, reg, size, rawp + offs); -} - -static const struct regmap_config rt9120_regmap_config = { - .reg_bits = 8, - .val_bits = 32, - .max_register = RT9120_REG_UVPOPT, - - .reg_read = rt9120_reg_read, - .reg_write = rt9120_reg_write, - - .wr_table = &rt9120_wr_table, - .rd_table = &rt9120_rd_table, -}; - -static int rt9120_check_vendor_info(struct rt9120_data *data) -{ - unsigned int devid; - int ret; - - ret = regmap_read(data->regmap, RT9120_REG_DEVID, &devid); - if (ret) - return ret; - - if ((devid & RT9120_VID_MASK) != RT9120_VENDOR_ID) { - dev_err(data->dev, "DEVID not correct [0x%04x]\n", devid); - return -ENODEV; - } - - return 0; -} - -static int rt9120_do_register_reset(struct rt9120_data *data) -{ - int ret; - - ret = regmap_write(data->regmap, RT9120_REG_SWRESET, - RT9120_SWRST_MASK); - if (ret) - return ret; - - msleep(RT9120_RESET_WAITMS); - return 0; -} - -static int rt9120_probe(struct i2c_client *i2c) -{ - struct rt9120_data *data; - struct gpio_desc *pwdnn_gpio; - struct regulator *dvdd_supply; - int dvdd_supply_volt, ret; - - data = devm_kzalloc(&i2c->dev, sizeof(*data), GFP_KERNEL); - if (!data) - return -ENOMEM; - - data->dev = &i2c->dev; - i2c_set_clientdata(i2c, data); - - pwdnn_gpio = devm_gpiod_get_optional(&i2c->dev, "pwdnn", - GPIOD_OUT_HIGH); - if (IS_ERR(pwdnn_gpio)) { - dev_err(&i2c->dev, "Failed to initialize 'pwdnn' gpio\n"); - return PTR_ERR(pwdnn_gpio); - } else if (pwdnn_gpio) { - dev_dbg(&i2c->dev, "'pwdnn' from low to high, wait chip on\n"); - msleep(RT9120_CHIPON_WAITMS); - } - - data->regmap = devm_regmap_init(&i2c->dev, NULL, data, - &rt9120_regmap_config); - if (IS_ERR(data->regmap)) { - ret = PTR_ERR(data->regmap); - dev_err(&i2c->dev, "Failed to init regmap [%d]\n", ret); - return ret; - } - - ret = rt9120_check_vendor_info(data); - if (ret) { - dev_err(&i2c->dev, "Failed to check vendor info\n"); - return ret; - } - - ret = rt9120_do_register_reset(data); - if (ret) { - dev_err(&i2c->dev, "Failed to do register reset\n"); - return ret; - } - - dvdd_supply = devm_regulator_get(&i2c->dev, "dvdd"); - if (IS_ERR(dvdd_supply)) { - dev_err(&i2c->dev, "No dvdd regulator found\n"); - return PTR_ERR(dvdd_supply); - } - - dvdd_supply_volt = regulator_get_voltage(dvdd_supply); - if (dvdd_supply_volt <= RT9120_LVAPP_THRESUV) { - dev_dbg(&i2c->dev, "dvdd low voltage design\n"); - ret = regmap_update_bits(data->regmap, RT9120_REG_UVPOPT, - RT9120_DVDD_UVSEL_MASK, 0); - if (ret) { - dev_err(&i2c->dev, "Failed to config dvdd uvsel\n"); - return ret; - } - } - - return devm_snd_soc_register_component(&i2c->dev, - &rt9120_component_driver, - &rt9120_dai, 1); -} - -static const struct of_device_id __maybe_unused rt9120_device_table[] = { - { .compatible = "richtek,rt9120", }, - { } -}; -MODULE_DEVICE_TABLE(of, rt9120_device_table); - -static struct i2c_driver rt9120_driver = { - .driver = { - .name = "rt9120", - .of_match_table = rt9120_device_table, - }, - .probe_new = rt9120_probe, -}; -module_i2c_driver(rt9120_driver); - -MODULE_AUTHOR("ChiYuan Huang <cy_huang@richtek.com>"); -MODULE_DESCRIPTION("RT9120 Audio Amplifier Driver"); -MODULE_LICENSE("GPL"); |