forked from Minki/linux
ASoC: max98373: Added Amplifier Driver
Signed-off-by: Ryan Lee <ryans.lee@maximintegrated.com> Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Ryan Lee
Mark Brown
parent
bab4a10f0d
commit
2f3d24a135
@ -95,6 +95,7 @@ config SND_SOC_ALL_CODECS
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select SND_SOC_MAX98925 if I2C
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select SND_SOC_MAX98926 if I2C
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select SND_SOC_MAX98927 if I2C
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select SND_SOC_MAX98373 if I2C
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select SND_SOC_MAX9850 if I2C
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select SND_SOC_MAX9860 if I2C
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select SND_SOC_MAX9768 if I2C
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@ -623,6 +624,10 @@ config SND_SOC_MAX98927
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tristate "Maxim Integrated MAX98927 Speaker Amplifier"
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depends on I2C
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config SND_SOC_MAX98373
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tristate "Maxim Integrated MAX98373 Speaker Amplifier"
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depends on I2C
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config SND_SOC_MAX9850
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tristate
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@ -90,6 +90,7 @@ snd-soc-max9867-objs := max9867.o
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snd-soc-max98925-objs := max98925.o
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snd-soc-max98926-objs := max98926.o
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snd-soc-max98927-objs := max98927.o
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snd-soc-max98373-objs := max98373.o
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snd-soc-max9850-objs := max9850.o
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snd-soc-max9860-objs := max9860.o
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snd-soc-mc13783-objs := mc13783.o
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@ -330,6 +331,7 @@ obj-$(CONFIG_SND_SOC_MAX9867) += snd-soc-max9867.o
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obj-$(CONFIG_SND_SOC_MAX98925) += snd-soc-max98925.o
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obj-$(CONFIG_SND_SOC_MAX98926) += snd-soc-max98926.o
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obj-$(CONFIG_SND_SOC_MAX98927) += snd-soc-max98927.o
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obj-$(CONFIG_SND_SOC_MAX98373) += snd-soc-max98373.o
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obj-$(CONFIG_SND_SOC_MAX9850) += snd-soc-max9850.o
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obj-$(CONFIG_SND_SOC_MAX9860) += snd-soc-max9860.o
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obj-$(CONFIG_SND_SOC_MC13783) += snd-soc-mc13783.o
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971
sound/soc/codecs/max98373.c
Normal file
971
sound/soc/codecs/max98373.c
Normal file
@ -0,0 +1,971 @@
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/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2017, Maxim Integrated */
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#include <linux/acpi.h>
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#include <linux/i2c.h>
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#include <linux/module.h>
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#include <linux/regmap.h>
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#include <linux/slab.h>
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#include <linux/cdev.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/soc.h>
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#include <linux/gpio.h>
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#include <linux/of_gpio.h>
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#include <sound/tlv.h>
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#include "max98373.h"
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static struct reg_default max98373_reg[] = {
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{MAX98373_R2000_SW_RESET, 0x00},
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{MAX98373_R2001_INT_RAW1, 0x00},
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{MAX98373_R2002_INT_RAW2, 0x00},
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{MAX98373_R2003_INT_RAW3, 0x00},
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{MAX98373_R2004_INT_STATE1, 0x00},
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{MAX98373_R2005_INT_STATE2, 0x00},
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{MAX98373_R2006_INT_STATE3, 0x00},
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{MAX98373_R2007_INT_FLAG1, 0x00},
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{MAX98373_R2008_INT_FLAG2, 0x00},
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{MAX98373_R2009_INT_FLAG3, 0x00},
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{MAX98373_R200A_INT_EN1, 0x00},
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{MAX98373_R200B_INT_EN2, 0x00},
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{MAX98373_R200C_INT_EN3, 0x00},
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{MAX98373_R200D_INT_FLAG_CLR1, 0x00},
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{MAX98373_R200E_INT_FLAG_CLR2, 0x00},
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{MAX98373_R200F_INT_FLAG_CLR3, 0x00},
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{MAX98373_R2010_IRQ_CTRL, 0x00},
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{MAX98373_R2014_THERM_WARN_THRESH, 0x10},
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{MAX98373_R2015_THERM_SHDN_THRESH, 0x27},
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{MAX98373_R2016_THERM_HYSTERESIS, 0x01},
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{MAX98373_R2017_THERM_FOLDBACK_SET, 0xC0},
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{MAX98373_R2018_THERM_FOLDBACK_EN, 0x00},
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{MAX98373_R201E_PIN_DRIVE_STRENGTH, 0x55},
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{MAX98373_R2020_PCM_TX_HIZ_EN_1, 0xFE},
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{MAX98373_R2021_PCM_TX_HIZ_EN_2, 0xFF},
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{MAX98373_R2022_PCM_TX_SRC_1, 0x00},
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{MAX98373_R2023_PCM_TX_SRC_2, 0x00},
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{MAX98373_R2024_PCM_DATA_FMT_CFG, 0xC0},
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{MAX98373_R2025_AUDIO_IF_MODE, 0x00},
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{MAX98373_R2026_PCM_CLOCK_RATIO, 0x04},
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{MAX98373_R2027_PCM_SR_SETUP_1, 0x08},
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{MAX98373_R2028_PCM_SR_SETUP_2, 0x88},
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{MAX98373_R2029_PCM_TO_SPK_MONO_MIX_1, 0x00},
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{MAX98373_R202A_PCM_TO_SPK_MONO_MIX_2, 0x00},
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{MAX98373_R202B_PCM_RX_EN, 0x00},
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{MAX98373_R202C_PCM_TX_EN, 0x00},
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{MAX98373_R202E_ICC_RX_CH_EN_1, 0x00},
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{MAX98373_R202F_ICC_RX_CH_EN_2, 0x00},
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{MAX98373_R2030_ICC_TX_HIZ_EN_1, 0xFF},
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{MAX98373_R2031_ICC_TX_HIZ_EN_2, 0xFF},
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{MAX98373_R2032_ICC_LINK_EN_CFG, 0x30},
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{MAX98373_R2034_ICC_TX_CNTL, 0x00},
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{MAX98373_R2035_ICC_TX_EN, 0x00},
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{MAX98373_R2036_SOUNDWIRE_CTRL, 0x05},
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{MAX98373_R203D_AMP_DIG_VOL_CTRL, 0x00},
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{MAX98373_R203E_AMP_PATH_GAIN, 0x08},
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{MAX98373_R203F_AMP_DSP_CFG, 0x02},
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{MAX98373_R2040_TONE_GEN_CFG, 0x00},
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{MAX98373_R2041_AMP_CFG, 0x03},
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{MAX98373_R2042_AMP_EDGE_RATE_CFG, 0x00},
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{MAX98373_R2043_AMP_EN, 0x00},
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{MAX98373_R2046_IV_SENSE_ADC_DSP_CFG, 0x04},
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{MAX98373_R2047_IV_SENSE_ADC_EN, 0x00},
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{MAX98373_R2051_MEAS_ADC_SAMPLING_RATE, 0x00},
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{MAX98373_R2052_MEAS_ADC_PVDD_FLT_CFG, 0x00},
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{MAX98373_R2053_MEAS_ADC_THERM_FLT_CFG, 0x00},
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{MAX98373_R2054_MEAS_ADC_PVDD_CH_READBACK, 0x00},
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{MAX98373_R2055_MEAS_ADC_THERM_CH_READBACK, 0x00},
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{MAX98373_R2056_MEAS_ADC_PVDD_CH_EN, 0x00},
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{MAX98373_R2090_BDE_LVL_HOLD, 0x00},
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{MAX98373_R2091_BDE_GAIN_ATK_REL_RATE, 0x00},
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{MAX98373_R2092_BDE_CLIPPER_MODE, 0x00},
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{MAX98373_R2097_BDE_L1_THRESH, 0x00},
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{MAX98373_R2098_BDE_L2_THRESH, 0x00},
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{MAX98373_R2099_BDE_L3_THRESH, 0x00},
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{MAX98373_R209A_BDE_L4_THRESH, 0x00},
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{MAX98373_R209B_BDE_THRESH_HYST, 0x00},
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{MAX98373_R20A8_BDE_L1_CFG_1, 0x00},
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{MAX98373_R20A9_BDE_L1_CFG_2, 0x00},
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{MAX98373_R20AA_BDE_L1_CFG_3, 0x00},
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{MAX98373_R20AB_BDE_L2_CFG_1, 0x00},
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{MAX98373_R20AC_BDE_L2_CFG_2, 0x00},
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{MAX98373_R20AD_BDE_L2_CFG_3, 0x00},
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{MAX98373_R20AE_BDE_L3_CFG_1, 0x00},
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{MAX98373_R20AF_BDE_L3_CFG_2, 0x00},
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{MAX98373_R20B0_BDE_L3_CFG_3, 0x00},
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{MAX98373_R20B1_BDE_L4_CFG_1, 0x00},
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{MAX98373_R20B2_BDE_L4_CFG_2, 0x00},
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{MAX98373_R20B3_BDE_L4_CFG_3, 0x00},
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{MAX98373_R20B4_BDE_INFINITE_HOLD_RELEASE, 0x00},
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{MAX98373_R20B5_BDE_EN, 0x00},
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{MAX98373_R20B6_BDE_CUR_STATE_READBACK, 0x00},
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{MAX98373_R20D1_DHT_CFG, 0x01},
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{MAX98373_R20D2_DHT_ATTACK_CFG, 0x02},
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{MAX98373_R20D3_DHT_RELEASE_CFG, 0x03},
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{MAX98373_R20D4_DHT_EN, 0x00},
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{MAX98373_R20E0_LIMITER_THRESH_CFG, 0x00},
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{MAX98373_R20E1_LIMITER_ATK_REL_RATES, 0x00},
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{MAX98373_R20E2_LIMITER_EN, 0x00},
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{MAX98373_R20FE_DEVICE_AUTO_RESTART_CFG, 0x00},
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{MAX98373_R20FF_GLOBAL_SHDN, 0x00},
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{MAX98373_R21FF_REV_ID, 0x42},
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};
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static int max98373_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
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{
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struct snd_soc_codec *codec = codec_dai->codec;
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struct max98373_priv *max98373 = snd_soc_codec_get_drvdata(codec);
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unsigned int format = 0;
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unsigned int invert = 0;
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dev_dbg(codec->dev, "%s: fmt 0x%08X\n", __func__, fmt);
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switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
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case SND_SOC_DAIFMT_NB_NF:
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break;
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case SND_SOC_DAIFMT_IB_NF:
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invert = MAX98373_PCM_MODE_CFG_PCM_BCLKEDGE;
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break;
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default:
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dev_err(codec->dev, "DAI invert mode unsupported\n");
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return -EINVAL;
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}
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regmap_update_bits(max98373->regmap,
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MAX98373_R2026_PCM_CLOCK_RATIO,
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MAX98373_PCM_MODE_CFG_PCM_BCLKEDGE,
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invert);
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/* interface format */
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switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
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case SND_SOC_DAIFMT_I2S:
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format = MAX98373_PCM_FORMAT_I2S;
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break;
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case SND_SOC_DAIFMT_LEFT_J:
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format = MAX98373_PCM_FORMAT_LJ;
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break;
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case SND_SOC_DAIFMT_DSP_A:
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format = MAX98373_PCM_FORMAT_TDM_MODE1;
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break;
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case SND_SOC_DAIFMT_DSP_B:
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format = MAX98373_PCM_FORMAT_TDM_MODE0;
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break;
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default:
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return -EINVAL;
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}
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regmap_update_bits(max98373->regmap,
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MAX98373_R2024_PCM_DATA_FMT_CFG,
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MAX98373_PCM_MODE_CFG_FORMAT_MASK,
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format << MAX98373_PCM_MODE_CFG_FORMAT_SHIFT);
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return 0;
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}
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/* BCLKs per LRCLK */
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static const int bclk_sel_table[] = {
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32, 48, 64, 96, 128, 192, 256, 384, 512, 320,
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};
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static int max98373_get_bclk_sel(int bclk)
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{
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int i;
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/* match BCLKs per LRCLK */
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for (i = 0; i < ARRAY_SIZE(bclk_sel_table); i++) {
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if (bclk_sel_table[i] == bclk)
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return i + 2;
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}
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return 0;
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}
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static int max98373_set_clock(struct snd_soc_codec *codec,
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struct snd_pcm_hw_params *params)
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{
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struct max98373_priv *max98373 = snd_soc_codec_get_drvdata(codec);
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/* BCLK/LRCLK ratio calculation */
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int blr_clk_ratio = params_channels(params) * max98373->ch_size;
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int value;
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if (!max98373->tdm_mode) {
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/* BCLK configuration */
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value = max98373_get_bclk_sel(blr_clk_ratio);
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if (!value) {
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dev_err(codec->dev, "format unsupported %d\n",
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params_format(params));
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return -EINVAL;
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}
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regmap_update_bits(max98373->regmap,
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MAX98373_R2026_PCM_CLOCK_RATIO,
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MAX98373_PCM_CLK_SETUP_BSEL_MASK,
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value);
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}
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return 0;
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}
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static int max98373_dai_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params,
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struct snd_soc_dai *dai)
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{
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struct snd_soc_codec *codec = dai->codec;
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struct max98373_priv *max98373 = snd_soc_codec_get_drvdata(codec);
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unsigned int sampling_rate = 0;
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unsigned int chan_sz = 0;
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/* pcm mode configuration */
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switch (snd_pcm_format_width(params_format(params))) {
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case 16:
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chan_sz = MAX98373_PCM_MODE_CFG_CHANSZ_16;
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break;
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case 24:
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chan_sz = MAX98373_PCM_MODE_CFG_CHANSZ_24;
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break;
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case 32:
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chan_sz = MAX98373_PCM_MODE_CFG_CHANSZ_32;
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break;
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default:
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dev_err(codec->dev, "format unsupported %d\n",
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params_format(params));
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goto err;
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}
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max98373->ch_size = snd_pcm_format_width(params_format(params));
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regmap_update_bits(max98373->regmap,
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MAX98373_R2024_PCM_DATA_FMT_CFG,
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MAX98373_PCM_MODE_CFG_CHANSZ_MASK, chan_sz);
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dev_dbg(codec->dev, "format supported %d",
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params_format(params));
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/* sampling rate configuration */
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switch (params_rate(params)) {
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case 8000:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_8000;
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break;
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case 11025:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_11025;
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break;
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case 12000:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_12000;
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break;
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case 16000:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_16000;
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break;
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case 22050:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_22050;
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break;
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case 24000:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_24000;
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break;
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case 32000:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_32000;
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break;
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case 44100:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_44100;
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break;
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case 48000:
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sampling_rate = MAX98373_PCM_SR_SET1_SR_48000;
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break;
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default:
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dev_err(codec->dev, "rate %d not supported\n",
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params_rate(params));
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goto err;
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}
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/* set DAI_SR to correct LRCLK frequency */
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regmap_update_bits(max98373->regmap,
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MAX98373_R2027_PCM_SR_SETUP_1,
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MAX98373_PCM_SR_SET1_SR_MASK,
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sampling_rate);
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regmap_update_bits(max98373->regmap,
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MAX98373_R2028_PCM_SR_SETUP_2,
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MAX98373_PCM_SR_SET2_SR_MASK,
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sampling_rate << MAX98373_PCM_SR_SET2_SR_SHIFT);
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/* set sampling rate of IV */
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if (max98373->interleave_mode &&
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sampling_rate > MAX98373_PCM_SR_SET1_SR_16000)
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regmap_update_bits(max98373->regmap,
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MAX98373_R2028_PCM_SR_SETUP_2,
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MAX98373_PCM_SR_SET2_IVADC_SR_MASK,
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sampling_rate - 3);
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else
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regmap_update_bits(max98373->regmap,
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MAX98373_R2028_PCM_SR_SETUP_2,
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MAX98373_PCM_SR_SET2_IVADC_SR_MASK,
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sampling_rate);
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return max98373_set_clock(codec, params);
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err:
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return -EINVAL;
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}
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static int max98373_dai_tdm_slot(struct snd_soc_dai *dai,
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unsigned int tx_mask, unsigned int rx_mask,
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int slots, int slot_width)
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{
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struct snd_soc_codec *codec = dai->codec;
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struct max98373_priv *max98373 = snd_soc_codec_get_drvdata(codec);
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int bsel = 0;
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unsigned int chan_sz = 0;
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unsigned int mask;
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int x, slot_found;
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max98373->tdm_mode = true;
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/* BCLK configuration */
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bsel = max98373_get_bclk_sel(slots * slot_width);
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if (bsel == 0) {
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dev_err(codec->dev, "BCLK %d not supported\n",
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slots * slot_width);
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return -EINVAL;
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}
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regmap_update_bits(max98373->regmap,
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MAX98373_R2026_PCM_CLOCK_RATIO,
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MAX98373_PCM_CLK_SETUP_BSEL_MASK,
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bsel);
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/* Channel size configuration */
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switch (slot_width) {
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case 16:
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chan_sz = MAX98373_PCM_MODE_CFG_CHANSZ_16;
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break;
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case 24:
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chan_sz = MAX98373_PCM_MODE_CFG_CHANSZ_24;
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break;
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case 32:
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chan_sz = MAX98373_PCM_MODE_CFG_CHANSZ_32;
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break;
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default:
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dev_err(codec->dev, "format unsupported %d\n",
|
||||
slot_width);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R2024_PCM_DATA_FMT_CFG,
|
||||
MAX98373_PCM_MODE_CFG_CHANSZ_MASK, chan_sz);
|
||||
|
||||
/* Rx slot configuration */
|
||||
slot_found = 0;
|
||||
mask = rx_mask;
|
||||
for (x = 0 ; x < 16 ; x++, mask >>= 1) {
|
||||
if (mask & 0x1) {
|
||||
if (slot_found == 0)
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R2029_PCM_TO_SPK_MONO_MIX_1,
|
||||
MAX98373_PCM_TO_SPK_CH0_SRC_MASK, x);
|
||||
else
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R202A_PCM_TO_SPK_MONO_MIX_2,
|
||||
x);
|
||||
slot_found++;
|
||||
if (slot_found > 1)
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/* Tx slot Hi-Z configuration */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2020_PCM_TX_HIZ_EN_1,
|
||||
~tx_mask & 0xFF);
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2021_PCM_TX_HIZ_EN_2,
|
||||
(~tx_mask & 0xFF00) >> 8);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#define MAX98373_RATES SNDRV_PCM_RATE_8000_96000
|
||||
|
||||
#define MAX98373_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
|
||||
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
|
||||
|
||||
static const struct snd_soc_dai_ops max98373_dai_ops = {
|
||||
.set_fmt = max98373_dai_set_fmt,
|
||||
.hw_params = max98373_dai_hw_params,
|
||||
.set_tdm_slot = max98373_dai_tdm_slot,
|
||||
};
|
||||
|
||||
static int max98373_dac_event(struct snd_soc_dapm_widget *w,
|
||||
struct snd_kcontrol *kcontrol, int event)
|
||||
{
|
||||
struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
|
||||
struct max98373_priv *max98373 = snd_soc_codec_get_drvdata(codec);
|
||||
|
||||
switch (event) {
|
||||
case SND_SOC_DAPM_POST_PMU:
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R20FF_GLOBAL_SHDN,
|
||||
MAX98373_GLOBAL_EN_MASK, 1);
|
||||
break;
|
||||
case SND_SOC_DAPM_POST_PMD:
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R20FF_GLOBAL_SHDN,
|
||||
MAX98373_GLOBAL_EN_MASK, 0);
|
||||
max98373->tdm_mode = 0;
|
||||
break;
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const char * const max98373_switch_text[] = {
|
||||
"Left", "Right", "LeftRight"};
|
||||
|
||||
static const struct soc_enum dai_sel_enum =
|
||||
SOC_ENUM_SINGLE(MAX98373_R2029_PCM_TO_SPK_MONO_MIX_1,
|
||||
MAX98373_PCM_TO_SPK_MONOMIX_CFG_SHIFT,
|
||||
3, max98373_switch_text);
|
||||
|
||||
static const struct snd_kcontrol_new max98373_dai_controls =
|
||||
SOC_DAPM_ENUM("DAI Sel", dai_sel_enum);
|
||||
|
||||
static const struct snd_kcontrol_new max98373_vi_control =
|
||||
SOC_DAPM_SINGLE("Switch", MAX98373_R202C_PCM_TX_EN, 0, 1, 0);
|
||||
|
||||
static const struct snd_kcontrol_new max98373_spkfb_control =
|
||||
SOC_DAPM_SINGLE("Switch", MAX98373_R2043_AMP_EN, 1, 1, 0);
|
||||
|
||||
static const struct snd_soc_dapm_widget max98373_dapm_widgets[] = {
|
||||
SND_SOC_DAPM_DAC_E("Amp Enable", "HiFi Playback",
|
||||
MAX98373_R202B_PCM_RX_EN, 0, 0, max98373_dac_event,
|
||||
SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
|
||||
SND_SOC_DAPM_MUX("DAI Sel Mux", SND_SOC_NOPM, 0, 0,
|
||||
&max98373_dai_controls),
|
||||
SND_SOC_DAPM_OUTPUT("BE_OUT"),
|
||||
SND_SOC_DAPM_AIF_OUT("Voltage Sense", "HiFi Capture", 0,
|
||||
MAX98373_R2047_IV_SENSE_ADC_EN, 0, 0),
|
||||
SND_SOC_DAPM_AIF_OUT("Current Sense", "HiFi Capture", 0,
|
||||
MAX98373_R2047_IV_SENSE_ADC_EN, 1, 0),
|
||||
SND_SOC_DAPM_AIF_OUT("Speaker FB Sense", "HiFi Capture", 0,
|
||||
SND_SOC_NOPM, 0, 0),
|
||||
SND_SOC_DAPM_SWITCH("VI Sense", SND_SOC_NOPM, 0, 0,
|
||||
&max98373_vi_control),
|
||||
SND_SOC_DAPM_SWITCH("SpkFB Sense", SND_SOC_NOPM, 0, 0,
|
||||
&max98373_spkfb_control),
|
||||
SND_SOC_DAPM_SIGGEN("VMON"),
|
||||
SND_SOC_DAPM_SIGGEN("IMON"),
|
||||
SND_SOC_DAPM_SIGGEN("FBMON"),
|
||||
};
|
||||
|
||||
static DECLARE_TLV_DB_SCALE(max98373_digital_tlv, 0, -50, 0);
|
||||
static const DECLARE_TLV_DB_RANGE(max98373_spk_tlv,
|
||||
0, 8, TLV_DB_SCALE_ITEM(0, 50, 0),
|
||||
9, 10, TLV_DB_SCALE_ITEM(500, 100, 0),
|
||||
);
|
||||
static const DECLARE_TLV_DB_RANGE(max98373_spkgain_max_tlv,
|
||||
0, 9, TLV_DB_SCALE_ITEM(800, 100, 0),
|
||||
);
|
||||
static const DECLARE_TLV_DB_RANGE(max98373_dht_step_size_tlv,
|
||||
0, 1, TLV_DB_SCALE_ITEM(25, 25, 0),
|
||||
2, 4, TLV_DB_SCALE_ITEM(100, 100, 0),
|
||||
);
|
||||
static const DECLARE_TLV_DB_RANGE(max98373_dht_spkgain_min_tlv,
|
||||
0, 9, TLV_DB_SCALE_ITEM(800, 100, 0),
|
||||
);
|
||||
static const DECLARE_TLV_DB_RANGE(max98373_dht_rotation_point_tlv,
|
||||
0, 1, TLV_DB_SCALE_ITEM(-50, -50, 0),
|
||||
2, 7, TLV_DB_SCALE_ITEM(-200, -100, 0),
|
||||
8, 9, TLV_DB_SCALE_ITEM(-1000, -200, 0),
|
||||
10, 11, TLV_DB_SCALE_ITEM(-1500, -300, 0),
|
||||
12, 13, TLV_DB_SCALE_ITEM(-2000, -200, 0),
|
||||
14, 15, TLV_DB_SCALE_ITEM(-2500, -500, 0),
|
||||
);
|
||||
static const DECLARE_TLV_DB_RANGE(max98373_limiter_thresh_tlv,
|
||||
0, 15, TLV_DB_SCALE_ITEM(0, -100, 0),
|
||||
);
|
||||
|
||||
static const DECLARE_TLV_DB_RANGE(max98373_bde_gain_tlv,
|
||||
0, 60, TLV_DB_SCALE_ITEM(0, -25, 0),
|
||||
);
|
||||
|
||||
static bool max98373_readable_register(struct device *dev, unsigned int reg)
|
||||
{
|
||||
switch (reg) {
|
||||
case MAX98373_R2001_INT_RAW1 ... MAX98373_R200C_INT_EN3:
|
||||
case MAX98373_R2010_IRQ_CTRL:
|
||||
case MAX98373_R2014_THERM_WARN_THRESH
|
||||
... MAX98373_R2018_THERM_FOLDBACK_EN:
|
||||
case MAX98373_R201E_PIN_DRIVE_STRENGTH
|
||||
... MAX98373_R2036_SOUNDWIRE_CTRL:
|
||||
case MAX98373_R203D_AMP_DIG_VOL_CTRL ... MAX98373_R2043_AMP_EN:
|
||||
case MAX98373_R2046_IV_SENSE_ADC_DSP_CFG
|
||||
... MAX98373_R2047_IV_SENSE_ADC_EN:
|
||||
case MAX98373_R2051_MEAS_ADC_SAMPLING_RATE
|
||||
... MAX98373_R2056_MEAS_ADC_PVDD_CH_EN:
|
||||
case MAX98373_R2090_BDE_LVL_HOLD ... MAX98373_R2092_BDE_CLIPPER_MODE:
|
||||
case MAX98373_R2097_BDE_L1_THRESH
|
||||
... MAX98373_R209B_BDE_THRESH_HYST:
|
||||
case MAX98373_R20A8_BDE_L1_CFG_1 ... MAX98373_R20B3_BDE_L4_CFG_3:
|
||||
case MAX98373_R20B5_BDE_EN ... MAX98373_R20B6_BDE_CUR_STATE_READBACK:
|
||||
case MAX98373_R20D1_DHT_CFG ... MAX98373_R20D4_DHT_EN:
|
||||
case MAX98373_R20E0_LIMITER_THRESH_CFG ... MAX98373_R20E2_LIMITER_EN:
|
||||
case MAX98373_R20FE_DEVICE_AUTO_RESTART_CFG
|
||||
... MAX98373_R20FF_GLOBAL_SHDN:
|
||||
case MAX98373_R21FF_REV_ID:
|
||||
return true;
|
||||
default:
|
||||
return false;
|
||||
}
|
||||
};
|
||||
|
||||
static bool max98373_volatile_reg(struct device *dev, unsigned int reg)
|
||||
{
|
||||
switch (reg) {
|
||||
case MAX98373_R2000_SW_RESET ... MAX98373_R2009_INT_FLAG3:
|
||||
case MAX98373_R2054_MEAS_ADC_PVDD_CH_READBACK:
|
||||
case MAX98373_R2055_MEAS_ADC_THERM_CH_READBACK:
|
||||
case MAX98373_R20B6_BDE_CUR_STATE_READBACK:
|
||||
case MAX98373_R21FF_REV_ID:
|
||||
return true;
|
||||
default:
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
static const char * const max98373_output_voltage_lvl_text[] = {
|
||||
"5.43V", "6.09V", "6.83V", "7.67V", "8.60V",
|
||||
"9.65V", "10.83V", "12.15V", "13.63V", "15.29V"
|
||||
};
|
||||
|
||||
static SOC_ENUM_SINGLE_DECL(max98373_out_volt_enum,
|
||||
MAX98373_R203E_AMP_PATH_GAIN, 0,
|
||||
max98373_output_voltage_lvl_text);
|
||||
|
||||
static const char * const max98373_dht_attack_rate_text[] = {
|
||||
"17.5us", "35us", "70us", "140us",
|
||||
"280us", "560us", "1120us", "2240us"
|
||||
};
|
||||
|
||||
static SOC_ENUM_SINGLE_DECL(max98373_dht_attack_rate_enum,
|
||||
MAX98373_R20D2_DHT_ATTACK_CFG, 0,
|
||||
max98373_dht_attack_rate_text);
|
||||
|
||||
static const char * const max98373_dht_release_rate_text[] = {
|
||||
"45ms", "225ms", "450ms", "1150ms",
|
||||
"2250ms", "3100ms", "4500ms", "6750ms"
|
||||
};
|
||||
|
||||
static SOC_ENUM_SINGLE_DECL(max98373_dht_release_rate_enum,
|
||||
MAX98373_R20D3_DHT_RELEASE_CFG, 0,
|
||||
max98373_dht_release_rate_text);
|
||||
|
||||
static const char * const max98373_limiter_attack_rate_text[] = {
|
||||
"10us", "20us", "40us", "80us",
|
||||
"160us", "320us", "640us", "1.28ms",
|
||||
"2.56ms", "5.12ms", "10.24ms", "20.48ms",
|
||||
"40.96ms", "81.92ms", "16.384ms", "32.768ms"
|
||||
};
|
||||
|
||||
static SOC_ENUM_SINGLE_DECL(max98373_limiter_attack_rate_enum,
|
||||
MAX98373_R20E1_LIMITER_ATK_REL_RATES, 4,
|
||||
max98373_limiter_attack_rate_text);
|
||||
|
||||
static const char * const max98373_limiter_release_rate_text[] = {
|
||||
"40us", "80us", "160us", "320us",
|
||||
"640us", "1.28ms", "2.56ms", "5.120ms",
|
||||
"10.24ms", "20.48ms", "40.96ms", "81.92ms",
|
||||
"163.84ms", "327.68ms", "655.36ms", "1310.72ms"
|
||||
};
|
||||
|
||||
static SOC_ENUM_SINGLE_DECL(max98373_limiter_release_rate_enum,
|
||||
MAX98373_R20E1_LIMITER_ATK_REL_RATES, 0,
|
||||
max98373_limiter_release_rate_text);
|
||||
|
||||
static const char * const max98373_ADC_samplerate_text[] = {
|
||||
"333kHz", "192kHz", "64kHz", "48kHz"
|
||||
};
|
||||
|
||||
static SOC_ENUM_SINGLE_DECL(max98373_adc_samplerate_enum,
|
||||
MAX98373_R2051_MEAS_ADC_SAMPLING_RATE, 0,
|
||||
max98373_ADC_samplerate_text);
|
||||
|
||||
static const struct snd_kcontrol_new max98373_snd_controls[] = {
|
||||
SOC_SINGLE("Digital Vol Sel Switch", MAX98373_R203F_AMP_DSP_CFG,
|
||||
MAX98373_AMP_VOL_SEL_SHIFT, 1, 0),
|
||||
SOC_SINGLE("Volume Location Switch", MAX98373_R203F_AMP_DSP_CFG,
|
||||
MAX98373_AMP_VOL_SEL_SHIFT, 1, 0),
|
||||
SOC_SINGLE("Ramp Up Switch", MAX98373_R203F_AMP_DSP_CFG,
|
||||
MAX98373_AMP_DSP_CFG_RMP_UP_SHIFT, 1, 0),
|
||||
SOC_SINGLE("Ramp Down Switch", MAX98373_R203F_AMP_DSP_CFG,
|
||||
MAX98373_AMP_DSP_CFG_RMP_DN_SHIFT, 1, 0),
|
||||
SOC_SINGLE("CLK Monitor Switch", MAX98373_R20FE_DEVICE_AUTO_RESTART_CFG,
|
||||
MAX98373_CLOCK_MON_SHIFT, 1, 0),
|
||||
SOC_SINGLE("Dither Switch", MAX98373_R203F_AMP_DSP_CFG,
|
||||
MAX98373_AMP_DSP_CFG_DITH_SHIFT, 1, 0),
|
||||
SOC_SINGLE("DC Blocker Switch", MAX98373_R203F_AMP_DSP_CFG,
|
||||
MAX98373_AMP_DSP_CFG_DCBLK_SHIFT, 1, 0),
|
||||
SOC_SINGLE_TLV("Digital Volume", MAX98373_R203D_AMP_DIG_VOL_CTRL,
|
||||
0, 0x7F, 0, max98373_digital_tlv),
|
||||
SOC_SINGLE_TLV("Speaker Volume", MAX98373_R203E_AMP_PATH_GAIN,
|
||||
MAX98373_SPK_DIGI_GAIN_SHIFT, 10, 0, max98373_spk_tlv),
|
||||
SOC_SINGLE_TLV("FS Max Volume", MAX98373_R203E_AMP_PATH_GAIN,
|
||||
MAX98373_FS_GAIN_MAX_SHIFT, 9, 0, max98373_spkgain_max_tlv),
|
||||
SOC_ENUM("Output Voltage", max98373_out_volt_enum),
|
||||
/* Dynamic Headroom Tracking */
|
||||
SOC_SINGLE("DHT Switch", MAX98373_R20D4_DHT_EN,
|
||||
MAX98373_DHT_EN_SHIFT, 1, 0),
|
||||
SOC_SINGLE_TLV("DHT Gain Min", MAX98373_R20D1_DHT_CFG,
|
||||
MAX98373_DHT_SPK_GAIN_MIN_SHIFT, 9, 0, max98373_dht_spkgain_min_tlv),
|
||||
SOC_SINGLE_TLV("DHT Rot Pnt", MAX98373_R20D1_DHT_CFG,
|
||||
MAX98373_DHT_ROT_PNT_SHIFT, 15, 0, max98373_dht_rotation_point_tlv),
|
||||
SOC_SINGLE_TLV("DHT Attack Step", MAX98373_R20D2_DHT_ATTACK_CFG,
|
||||
MAX98373_DHT_ATTACK_STEP_SHIFT, 4, 0, max98373_dht_step_size_tlv),
|
||||
SOC_SINGLE_TLV("DHT Release Step", MAX98373_R20D3_DHT_RELEASE_CFG,
|
||||
MAX98373_DHT_RELEASE_STEP_SHIFT, 4, 0, max98373_dht_step_size_tlv),
|
||||
SOC_ENUM("DHT Attack Rate", max98373_dht_attack_rate_enum),
|
||||
SOC_ENUM("DHT Release Rate", max98373_dht_release_rate_enum),
|
||||
/* ADC configuration */
|
||||
SOC_SINGLE("ADC PVDD CH Switch", MAX98373_R2056_MEAS_ADC_PVDD_CH_EN, 0, 1, 0),
|
||||
SOC_SINGLE("ADC PVDD FLT Switch", MAX98373_R2052_MEAS_ADC_PVDD_FLT_CFG,
|
||||
MAX98373_FLT_EN_SHIFT, 1, 0),
|
||||
SOC_SINGLE("ADC TEMP FLT Switch", MAX98373_R2053_MEAS_ADC_THERM_FLT_CFG,
|
||||
MAX98373_FLT_EN_SHIFT, 1, 0),
|
||||
SOC_SINGLE("ADC PVDD", MAX98373_R2054_MEAS_ADC_PVDD_CH_READBACK, 0, 0xFF, 0),
|
||||
SOC_SINGLE("ADC TEMP", MAX98373_R2055_MEAS_ADC_THERM_CH_READBACK, 0, 0xFF, 0),
|
||||
SOC_SINGLE("ADC PVDD FLT Coeff", MAX98373_R2052_MEAS_ADC_PVDD_FLT_CFG,
|
||||
0, 0x3, 0),
|
||||
SOC_SINGLE("ADC TEMP FLT Coeff", MAX98373_R2053_MEAS_ADC_THERM_FLT_CFG,
|
||||
0, 0x3, 0),
|
||||
SOC_ENUM("ADC SampleRate", max98373_adc_samplerate_enum),
|
||||
/* Brownout Detection Engine */
|
||||
SOC_SINGLE("BDE Switch", MAX98373_R20B5_BDE_EN, MAX98373_BDE_EN_SHIFT, 1, 0),
|
||||
SOC_SINGLE("BDE LVL4 Mute Switch", MAX98373_R20B2_BDE_L4_CFG_2,
|
||||
MAX98373_LVL4_MUTE_EN_SHIFT, 1, 0),
|
||||
SOC_SINGLE("BDE LVL4 Hold Switch", MAX98373_R20B2_BDE_L4_CFG_2,
|
||||
MAX98373_LVL4_HOLD_EN_SHIFT, 1, 0),
|
||||
SOC_SINGLE("BDE LVL1 Thresh", MAX98373_R2097_BDE_L1_THRESH, 0, 0xFF, 0),
|
||||
SOC_SINGLE("BDE LVL2 Thresh", MAX98373_R2098_BDE_L2_THRESH, 0, 0xFF, 0),
|
||||
SOC_SINGLE("BDE LVL3 Thresh", MAX98373_R2099_BDE_L3_THRESH, 0, 0xFF, 0),
|
||||
SOC_SINGLE("BDE LVL4 Thresh", MAX98373_R209A_BDE_L4_THRESH, 0, 0xFF, 0),
|
||||
SOC_SINGLE("BDE Active Level", MAX98373_R20B6_BDE_CUR_STATE_READBACK, 0, 8, 0),
|
||||
SOC_SINGLE("BDE Clip Mode Switch", MAX98373_R2092_BDE_CLIPPER_MODE, 0, 1, 0),
|
||||
SOC_SINGLE("BDE Thresh Hysteresis", MAX98373_R209B_BDE_THRESH_HYST, 0, 0xFF, 0),
|
||||
SOC_SINGLE("BDE Hold Time", MAX98373_R2090_BDE_LVL_HOLD, 0, 0xFF, 0),
|
||||
SOC_SINGLE("BDE Attack Rate", MAX98373_R2091_BDE_GAIN_ATK_REL_RATE, 4, 0xF, 0),
|
||||
SOC_SINGLE("BDE Release Rate", MAX98373_R2091_BDE_GAIN_ATK_REL_RATE, 0, 0xF, 0),
|
||||
SOC_SINGLE_TLV("BDE LVL1 Clip Thresh", MAX98373_R20A9_BDE_L1_CFG_2,
|
||||
0, 0x3C, 0, max98373_bde_gain_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL2 Clip Thresh", MAX98373_R20AC_BDE_L2_CFG_2,
|
||||
0, 0x3C, 0, max98373_bde_gain_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL3 Clip Thresh", MAX98373_R20AF_BDE_L3_CFG_2,
|
||||
0, 0x3C, 0, max98373_bde_gain_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL4 Clip Thresh", MAX98373_R20B2_BDE_L4_CFG_2,
|
||||
0, 0x3C, 0, max98373_bde_gain_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL1 Clip Gain Reduct", MAX98373_R20AA_BDE_L1_CFG_3,
|
||||
0, 0x3C, 0, max98373_bde_gain_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL2 Clip Gain Reduct", MAX98373_R20AD_BDE_L2_CFG_3,
|
||||
0, 0x3C, 0, max98373_bde_gain_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL3 Clip Gain Reduct", MAX98373_R20B0_BDE_L3_CFG_3,
|
||||
0, 0x3C, 0, max98373_bde_gain_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL4 Clip Gain Reduct", MAX98373_R20B3_BDE_L4_CFG_3,
|
||||
0, 0x3C, 0, max98373_bde_gain_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL1 Limiter Thresh", MAX98373_R20A8_BDE_L1_CFG_1,
|
||||
0, 0xF, 0, max98373_limiter_thresh_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL2 Limiter Thresh", MAX98373_R20AB_BDE_L2_CFG_1,
|
||||
0, 0xF, 0, max98373_limiter_thresh_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL3 Limiter Thresh", MAX98373_R20AE_BDE_L3_CFG_1,
|
||||
0, 0xF, 0, max98373_limiter_thresh_tlv),
|
||||
SOC_SINGLE_TLV("BDE LVL4 Limiter Thresh", MAX98373_R20B1_BDE_L4_CFG_1,
|
||||
0, 0xF, 0, max98373_limiter_thresh_tlv),
|
||||
/* Limiter */
|
||||
SOC_SINGLE("Limiter Switch", MAX98373_R20E2_LIMITER_EN,
|
||||
MAX98373_LIMITER_EN_SHIFT, 1, 0),
|
||||
SOC_SINGLE("Limiter Src Switch", MAX98373_R20E0_LIMITER_THRESH_CFG,
|
||||
MAX98373_LIMITER_THRESH_SRC_SHIFT, 1, 0),
|
||||
SOC_SINGLE_TLV("Limiter Thresh", MAX98373_R20E0_LIMITER_THRESH_CFG,
|
||||
MAX98373_LIMITER_THRESH_SHIFT, 15, 0, max98373_limiter_thresh_tlv),
|
||||
SOC_ENUM("Limiter Attack Rate", max98373_limiter_attack_rate_enum),
|
||||
SOC_ENUM("Limiter Release Rate", max98373_limiter_release_rate_enum),
|
||||
};
|
||||
|
||||
static const struct snd_soc_dapm_route max98373_audio_map[] = {
|
||||
/* Plabyack */
|
||||
{"DAI Sel Mux", "Left", "Amp Enable"},
|
||||
{"DAI Sel Mux", "Right", "Amp Enable"},
|
||||
{"DAI Sel Mux", "LeftRight", "Amp Enable"},
|
||||
{"BE_OUT", NULL, "DAI Sel Mux"},
|
||||
/* Capture */
|
||||
{ "VI Sense", "Switch", "VMON" },
|
||||
{ "VI Sense", "Switch", "IMON" },
|
||||
{ "SpkFB Sense", "Switch", "FBMON" },
|
||||
{ "Voltage Sense", NULL, "VI Sense" },
|
||||
{ "Current Sense", NULL, "VI Sense" },
|
||||
{ "Speaker FB Sense", NULL, "SpkFB Sense" },
|
||||
};
|
||||
|
||||
static struct snd_soc_dai_driver max98373_dai[] = {
|
||||
{
|
||||
.name = "max98373-aif1",
|
||||
.playback = {
|
||||
.stream_name = "HiFi Playback",
|
||||
.channels_min = 1,
|
||||
.channels_max = 2,
|
||||
.rates = MAX98373_RATES,
|
||||
.formats = MAX98373_FORMATS,
|
||||
},
|
||||
.capture = {
|
||||
.stream_name = "HiFi Capture",
|
||||
.channels_min = 1,
|
||||
.channels_max = 2,
|
||||
.rates = MAX98373_RATES,
|
||||
.formats = MAX98373_FORMATS,
|
||||
},
|
||||
.ops = &max98373_dai_ops,
|
||||
}
|
||||
};
|
||||
|
||||
static int max98373_probe(struct snd_soc_codec *codec)
|
||||
{
|
||||
struct max98373_priv *max98373 = snd_soc_codec_get_drvdata(codec);
|
||||
|
||||
codec->control_data = max98373->regmap;
|
||||
|
||||
/* Software Reset */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2000_SW_RESET, MAX98373_SOFT_RESET);
|
||||
|
||||
/* IV default slot configuration */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2020_PCM_TX_HIZ_EN_1,
|
||||
0xFF);
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2021_PCM_TX_HIZ_EN_2,
|
||||
0xFF);
|
||||
/* L/R mix configuration */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2029_PCM_TO_SPK_MONO_MIX_1,
|
||||
0x80);
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R202A_PCM_TO_SPK_MONO_MIX_2,
|
||||
0x1);
|
||||
/* Set inital volume (0dB) */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R203D_AMP_DIG_VOL_CTRL,
|
||||
0x00);
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R203E_AMP_PATH_GAIN,
|
||||
0x00);
|
||||
/* Enable DC blocker */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R203F_AMP_DSP_CFG,
|
||||
0x3);
|
||||
/* Enable IMON VMON DC blocker */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2046_IV_SENSE_ADC_DSP_CFG,
|
||||
0x7);
|
||||
/* voltage, current slot configuration */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2022_PCM_TX_SRC_1,
|
||||
(max98373->i_slot << MAX98373_PCM_TX_CH_SRC_A_I_SHIFT |
|
||||
max98373->v_slot) & 0xFF);
|
||||
if (max98373->v_slot < 8)
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R2020_PCM_TX_HIZ_EN_1,
|
||||
1 << max98373->v_slot, 0);
|
||||
else
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R2021_PCM_TX_HIZ_EN_2,
|
||||
1 << (max98373->v_slot - 8), 0);
|
||||
|
||||
if (max98373->i_slot < 8)
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R2020_PCM_TX_HIZ_EN_1,
|
||||
1 << max98373->i_slot, 0);
|
||||
else
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R2021_PCM_TX_HIZ_EN_2,
|
||||
1 << (max98373->i_slot - 8), 0);
|
||||
|
||||
/* speaker feedback slot configuration */
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2023_PCM_TX_SRC_2,
|
||||
max98373->spkfb_slot & 0xFF);
|
||||
|
||||
/* Set interleave mode */
|
||||
if (max98373->interleave_mode)
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R2024_PCM_DATA_FMT_CFG,
|
||||
MAX98373_PCM_TX_CH_INTERLEAVE_MASK,
|
||||
MAX98373_PCM_TX_CH_INTERLEAVE_MASK);
|
||||
|
||||
/* Speaker enable */
|
||||
regmap_update_bits(max98373->regmap,
|
||||
MAX98373_R2043_AMP_EN,
|
||||
MAX98373_SPK_EN_MASK, 1);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_PM_SLEEP
|
||||
static int max98373_suspend(struct device *dev)
|
||||
{
|
||||
struct max98373_priv *max98373 = dev_get_drvdata(dev);
|
||||
|
||||
regcache_cache_only(max98373->regmap, true);
|
||||
regcache_mark_dirty(max98373->regmap);
|
||||
return 0;
|
||||
}
|
||||
static int max98373_resume(struct device *dev)
|
||||
{
|
||||
struct max98373_priv *max98373 = dev_get_drvdata(dev);
|
||||
|
||||
regmap_write(max98373->regmap,
|
||||
MAX98373_R2000_SW_RESET, MAX98373_SOFT_RESET);
|
||||
regcache_cache_only(max98373->regmap, false);
|
||||
regcache_sync(max98373->regmap);
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
static const struct dev_pm_ops max98373_pm = {
|
||||
SET_SYSTEM_SLEEP_PM_OPS(max98373_suspend, max98373_resume)
|
||||
};
|
||||
|
||||
static const struct snd_soc_codec_driver soc_codec_dev_max98373 = {
|
||||
.probe = max98373_probe,
|
||||
.component_driver = {
|
||||
.controls = max98373_snd_controls,
|
||||
.num_controls = ARRAY_SIZE(max98373_snd_controls),
|
||||
.dapm_widgets = max98373_dapm_widgets,
|
||||
.num_dapm_widgets = ARRAY_SIZE(max98373_dapm_widgets),
|
||||
.dapm_routes = max98373_audio_map,
|
||||
.num_dapm_routes = ARRAY_SIZE(max98373_audio_map),
|
||||
},
|
||||
};
|
||||
|
||||
static const struct regmap_config max98373_regmap = {
|
||||
.reg_bits = 16,
|
||||
.val_bits = 8,
|
||||
.max_register = MAX98373_R21FF_REV_ID,
|
||||
.reg_defaults = max98373_reg,
|
||||
.num_reg_defaults = ARRAY_SIZE(max98373_reg),
|
||||
.readable_reg = max98373_readable_register,
|
||||
.volatile_reg = max98373_volatile_reg,
|
||||
.cache_type = REGCACHE_RBTREE,
|
||||
};
|
||||
|
||||
static void max98373_slot_config(struct i2c_client *i2c,
|
||||
struct max98373_priv *max98373)
|
||||
{
|
||||
int value;
|
||||
struct device *dev = &i2c->dev;
|
||||
|
||||
if (!device_property_read_u32(dev, "maxim,vmon-slot-no", &value))
|
||||
max98373->v_slot = value & 0xF;
|
||||
else
|
||||
max98373->v_slot = 0;
|
||||
|
||||
if (!device_property_read_u32(dev, "maxim,imon-slot-no", &value))
|
||||
max98373->i_slot = value & 0xF;
|
||||
else
|
||||
max98373->i_slot = 1;
|
||||
|
||||
if (!device_property_read_u32(dev, "maxim,spkfb-slot-no", &value))
|
||||
max98373->spkfb_slot = value & 0xF;
|
||||
else
|
||||
max98373->spkfb_slot = 2;
|
||||
}
|
||||
|
||||
static int max98373_i2c_probe(struct i2c_client *i2c,
|
||||
const struct i2c_device_id *id)
|
||||
{
|
||||
|
||||
int ret = 0;
|
||||
int reg = 0;
|
||||
struct max98373_priv *max98373 = NULL;
|
||||
|
||||
max98373 = devm_kzalloc(&i2c->dev, sizeof(*max98373), GFP_KERNEL);
|
||||
|
||||
if (!max98373) {
|
||||
ret = -ENOMEM;
|
||||
return ret;
|
||||
}
|
||||
i2c_set_clientdata(i2c, max98373);
|
||||
|
||||
/* update interleave mode info */
|
||||
if (device_property_read_bool(&i2c->dev, "maxim,interleave_mode"))
|
||||
max98373->interleave_mode = 1;
|
||||
else
|
||||
max98373->interleave_mode = 0;
|
||||
|
||||
|
||||
/* regmap initialization */
|
||||
max98373->regmap
|
||||
= devm_regmap_init_i2c(i2c, &max98373_regmap);
|
||||
if (IS_ERR(max98373->regmap)) {
|
||||
ret = PTR_ERR(max98373->regmap);
|
||||
dev_err(&i2c->dev,
|
||||
"Failed to allocate regmap: %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Check Revision ID */
|
||||
ret = regmap_read(max98373->regmap,
|
||||
MAX98373_R21FF_REV_ID, ®);
|
||||
if (ret < 0) {
|
||||
dev_err(&i2c->dev,
|
||||
"Failed to read: 0x%02X\n", MAX98373_R21FF_REV_ID);
|
||||
return ret;
|
||||
}
|
||||
dev_info(&i2c->dev, "MAX98373 revisionID: 0x%02X\n", reg);
|
||||
|
||||
/* voltage/current slot configuration */
|
||||
max98373_slot_config(i2c, max98373);
|
||||
|
||||
/* codec registeration */
|
||||
ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_max98373,
|
||||
max98373_dai, ARRAY_SIZE(max98373_dai));
|
||||
if (ret < 0)
|
||||
dev_err(&i2c->dev, "Failed to register codec: %d\n", ret);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int max98373_i2c_remove(struct i2c_client *client)
|
||||
{
|
||||
snd_soc_unregister_codec(&client->dev);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct i2c_device_id max98373_i2c_id[] = {
|
||||
{ "max98373", 0},
|
||||
{ },
|
||||
};
|
||||
|
||||
MODULE_DEVICE_TABLE(i2c, max98373_i2c_id);
|
||||
|
||||
#if defined(CONFIG_OF)
|
||||
static const struct of_device_id max98373_of_match[] = {
|
||||
{ .compatible = "maxim,max98373", },
|
||||
{ }
|
||||
};
|
||||
MODULE_DEVICE_TABLE(of, max98373_of_match);
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_ACPI
|
||||
static const struct acpi_device_id max98373_acpi_match[] = {
|
||||
{ "MX98373", 0 },
|
||||
{},
|
||||
};
|
||||
MODULE_DEVICE_TABLE(acpi, max98373_acpi_match);
|
||||
#endif
|
||||
|
||||
static struct i2c_driver max98373_i2c_driver = {
|
||||
.driver = {
|
||||
.name = "max98373",
|
||||
.of_match_table = of_match_ptr(max98373_of_match),
|
||||
.acpi_match_table = ACPI_PTR(max98373_acpi_match),
|
||||
.pm = &max98373_pm,
|
||||
},
|
||||
.probe = max98373_i2c_probe,
|
||||
.remove = max98373_i2c_remove,
|
||||
.id_table = max98373_i2c_id,
|
||||
};
|
||||
|
||||
module_i2c_driver(max98373_i2c_driver)
|
||||
|
||||
MODULE_DESCRIPTION("ALSA SoC MAX98373 driver");
|
||||
MODULE_AUTHOR("Ryan Lee <ryans.lee@maximintegrated.com>");
|
||||
MODULE_LICENSE("GPL");
|
||||
212
sound/soc/codecs/max98373.h
Normal file
212
sound/soc/codecs/max98373.h
Normal file
@ -0,0 +1,212 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0 */
|
||||
/* Copyright (c) 2017, Maxim Integrated */
|
||||
#ifndef _MAX98373_H
|
||||
#define _MAX98373_H
|
||||
|
||||
#define MAX98373_R2000_SW_RESET 0x2000
|
||||
#define MAX98373_R2001_INT_RAW1 0x2001
|
||||
#define MAX98373_R2002_INT_RAW2 0x2002
|
||||
#define MAX98373_R2003_INT_RAW3 0x2003
|
||||
#define MAX98373_R2004_INT_STATE1 0x2004
|
||||
#define MAX98373_R2005_INT_STATE2 0x2005
|
||||
#define MAX98373_R2006_INT_STATE3 0x2006
|
||||
#define MAX98373_R2007_INT_FLAG1 0x2007
|
||||
#define MAX98373_R2008_INT_FLAG2 0x2008
|
||||
#define MAX98373_R2009_INT_FLAG3 0x2009
|
||||
#define MAX98373_R200A_INT_EN1 0x200A
|
||||
#define MAX98373_R200B_INT_EN2 0x200B
|
||||
#define MAX98373_R200C_INT_EN3 0x200C
|
||||
#define MAX98373_R200D_INT_FLAG_CLR1 0x200D
|
||||
#define MAX98373_R200E_INT_FLAG_CLR2 0x200E
|
||||
#define MAX98373_R200F_INT_FLAG_CLR3 0x200F
|
||||
#define MAX98373_R2010_IRQ_CTRL 0x2010
|
||||
#define MAX98373_R2014_THERM_WARN_THRESH 0x2014
|
||||
#define MAX98373_R2015_THERM_SHDN_THRESH 0x2015
|
||||
#define MAX98373_R2016_THERM_HYSTERESIS 0x2016
|
||||
#define MAX98373_R2017_THERM_FOLDBACK_SET 0x2017
|
||||
#define MAX98373_R2018_THERM_FOLDBACK_EN 0x2018
|
||||
#define MAX98373_R201E_PIN_DRIVE_STRENGTH 0x201E
|
||||
#define MAX98373_R2020_PCM_TX_HIZ_EN_1 0x2020
|
||||
#define MAX98373_R2021_PCM_TX_HIZ_EN_2 0x2021
|
||||
#define MAX98373_R2022_PCM_TX_SRC_1 0x2022
|
||||
#define MAX98373_R2023_PCM_TX_SRC_2 0x2023
|
||||
#define MAX98373_R2024_PCM_DATA_FMT_CFG 0x2024
|
||||
#define MAX98373_R2025_AUDIO_IF_MODE 0x2025
|
||||
#define MAX98373_R2026_PCM_CLOCK_RATIO 0x2026
|
||||
#define MAX98373_R2027_PCM_SR_SETUP_1 0x2027
|
||||
#define MAX98373_R2028_PCM_SR_SETUP_2 0x2028
|
||||
#define MAX98373_R2029_PCM_TO_SPK_MONO_MIX_1 0x2029
|
||||
#define MAX98373_R202A_PCM_TO_SPK_MONO_MIX_2 0x202A
|
||||
#define MAX98373_R202B_PCM_RX_EN 0x202B
|
||||
#define MAX98373_R202C_PCM_TX_EN 0x202C
|
||||
#define MAX98373_R202E_ICC_RX_CH_EN_1 0x202E
|
||||
#define MAX98373_R202F_ICC_RX_CH_EN_2 0x202F
|
||||
#define MAX98373_R2030_ICC_TX_HIZ_EN_1 0x2030
|
||||
#define MAX98373_R2031_ICC_TX_HIZ_EN_2 0x2031
|
||||
#define MAX98373_R2032_ICC_LINK_EN_CFG 0x2032
|
||||
#define MAX98373_R2034_ICC_TX_CNTL 0x2034
|
||||
#define MAX98373_R2035_ICC_TX_EN 0x2035
|
||||
#define MAX98373_R2036_SOUNDWIRE_CTRL 0x2036
|
||||
#define MAX98373_R203D_AMP_DIG_VOL_CTRL 0x203D
|
||||
#define MAX98373_R203E_AMP_PATH_GAIN 0x203E
|
||||
#define MAX98373_R203F_AMP_DSP_CFG 0x203F
|
||||
#define MAX98373_R2040_TONE_GEN_CFG 0x2040
|
||||
#define MAX98373_R2041_AMP_CFG 0x2041
|
||||
#define MAX98373_R2042_AMP_EDGE_RATE_CFG 0x2042
|
||||
#define MAX98373_R2043_AMP_EN 0x2043
|
||||
#define MAX98373_R2046_IV_SENSE_ADC_DSP_CFG 0x2046
|
||||
#define MAX98373_R2047_IV_SENSE_ADC_EN 0x2047
|
||||
#define MAX98373_R2051_MEAS_ADC_SAMPLING_RATE 0x2051
|
||||
#define MAX98373_R2052_MEAS_ADC_PVDD_FLT_CFG 0x2052
|
||||
#define MAX98373_R2053_MEAS_ADC_THERM_FLT_CFG 0x2053
|
||||
#define MAX98373_R2054_MEAS_ADC_PVDD_CH_READBACK 0x2054
|
||||
#define MAX98373_R2055_MEAS_ADC_THERM_CH_READBACK 0x2055
|
||||
#define MAX98373_R2056_MEAS_ADC_PVDD_CH_EN 0x2056
|
||||
#define MAX98373_R2090_BDE_LVL_HOLD 0x2090
|
||||
#define MAX98373_R2091_BDE_GAIN_ATK_REL_RATE 0x2091
|
||||
#define MAX98373_R2092_BDE_CLIPPER_MODE 0x2092
|
||||
#define MAX98373_R2097_BDE_L1_THRESH 0x2097
|
||||
#define MAX98373_R2098_BDE_L2_THRESH 0x2098
|
||||
#define MAX98373_R2099_BDE_L3_THRESH 0x2099
|
||||
#define MAX98373_R209A_BDE_L4_THRESH 0x209A
|
||||
#define MAX98373_R209B_BDE_THRESH_HYST 0x209B
|
||||
#define MAX98373_R20A8_BDE_L1_CFG_1 0x20A8
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#define MAX98373_R20A9_BDE_L1_CFG_2 0x20A9
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#define MAX98373_R20AA_BDE_L1_CFG_3 0x20AA
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#define MAX98373_R20AB_BDE_L2_CFG_1 0x20AB
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#define MAX98373_R20AC_BDE_L2_CFG_2 0x20AC
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#define MAX98373_R20AD_BDE_L2_CFG_3 0x20AD
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#define MAX98373_R20AE_BDE_L3_CFG_1 0x20AE
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#define MAX98373_R20AF_BDE_L3_CFG_2 0x20AF
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#define MAX98373_R20B0_BDE_L3_CFG_3 0x20B0
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#define MAX98373_R20B1_BDE_L4_CFG_1 0x20B1
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#define MAX98373_R20B2_BDE_L4_CFG_2 0x20B2
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#define MAX98373_R20B3_BDE_L4_CFG_3 0x20B3
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#define MAX98373_R20B4_BDE_INFINITE_HOLD_RELEASE 0x20B4
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#define MAX98373_R20B5_BDE_EN 0x20B5
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#define MAX98373_R20B6_BDE_CUR_STATE_READBACK 0x20B6
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#define MAX98373_R20D1_DHT_CFG 0x20D1
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#define MAX98373_R20D2_DHT_ATTACK_CFG 0x20D2
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#define MAX98373_R20D3_DHT_RELEASE_CFG 0x20D3
|
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#define MAX98373_R20D4_DHT_EN 0x20D4
|
||||
#define MAX98373_R20E0_LIMITER_THRESH_CFG 0x20E0
|
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#define MAX98373_R20E1_LIMITER_ATK_REL_RATES 0x20E1
|
||||
#define MAX98373_R20E2_LIMITER_EN 0x20E2
|
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#define MAX98373_R20FE_DEVICE_AUTO_RESTART_CFG 0x20FE
|
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#define MAX98373_R20FF_GLOBAL_SHDN 0x20FF
|
||||
#define MAX98373_R21FF_REV_ID 0x21FF
|
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|
||||
/* MAX98373_R2022_PCM_TX_SRC_1 */
|
||||
#define MAX98373_PCM_TX_CH_SRC_A_V_SHIFT (0)
|
||||
#define MAX98373_PCM_TX_CH_SRC_A_I_SHIFT (4)
|
||||
|
||||
/* MAX98373_R2024_PCM_DATA_FMT_CFG */
|
||||
#define MAX98373_PCM_MODE_CFG_FORMAT_MASK (0x7 << 3)
|
||||
#define MAX98373_PCM_MODE_CFG_FORMAT_SHIFT (3)
|
||||
#define MAX98373_PCM_TX_CH_INTERLEAVE_MASK (0x1 << 2)
|
||||
#define MAX98373_PCM_FORMAT_I2S (0x0 << 0)
|
||||
#define MAX98373_PCM_FORMAT_LJ (0x1 << 0)
|
||||
#define MAX98373_PCM_FORMAT_TDM_MODE0 (0x3 << 0)
|
||||
#define MAX98373_PCM_FORMAT_TDM_MODE1 (0x4 << 0)
|
||||
#define MAX98373_PCM_FORMAT_TDM_MODE2 (0x5 << 0)
|
||||
#define MAX98373_PCM_MODE_CFG_CHANSZ_MASK (0x3 << 6)
|
||||
#define MAX98373_PCM_MODE_CFG_CHANSZ_16 (0x1 << 6)
|
||||
#define MAX98373_PCM_MODE_CFG_CHANSZ_24 (0x2 << 6)
|
||||
#define MAX98373_PCM_MODE_CFG_CHANSZ_32 (0x3 << 6)
|
||||
|
||||
/* MAX98373_R2026_PCM_CLOCK_RATIO */
|
||||
#define MAX98373_PCM_MODE_CFG_PCM_BCLKEDGE (0x1 << 4)
|
||||
#define MAX98373_PCM_CLK_SETUP_BSEL_MASK (0xF << 0)
|
||||
|
||||
/* MAX98373_R2027_PCM_SR_SETUP_1 */
|
||||
#define MAX98373_PCM_SR_SET1_SR_MASK (0xF << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_8000 (0x0 << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_11025 (0x1 << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_12000 (0x2 << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_16000 (0x3 << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_22050 (0x4 << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_24000 (0x5 << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_32000 (0x6 << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_44100 (0x7 << 0)
|
||||
#define MAX98373_PCM_SR_SET1_SR_48000 (0x8 << 0)
|
||||
|
||||
/* MAX98373_R2028_PCM_SR_SETUP_2 */
|
||||
#define MAX98373_PCM_SR_SET2_SR_MASK (0xF << 4)
|
||||
#define MAX98373_PCM_SR_SET2_SR_SHIFT (4)
|
||||
#define MAX98373_PCM_SR_SET2_IVADC_SR_MASK (0xF << 0)
|
||||
|
||||
/* MAX98373_R2029_PCM_TO_SPK_MONO_MIX_1 */
|
||||
#define MAX98373_PCM_TO_SPK_MONOMIX_CFG_MASK (0x3 << 6)
|
||||
#define MAX98373_PCM_TO_SPK_MONOMIX_CFG_SHIFT (6)
|
||||
#define MAX98373_PCM_TO_SPK_CH0_SRC_MASK (0xF << 0)
|
||||
|
||||
/* MAX98373_R203E_AMP_PATH_GAIN */
|
||||
#define MAX98373_SPK_DIGI_GAIN_MASK (0xF << 4)
|
||||
#define MAX98373_SPK_DIGI_GAIN_SHIFT (4)
|
||||
#define MAX98373_FS_GAIN_MAX_MASK (0xF << 0)
|
||||
#define MAX98373_FS_GAIN_MAX_SHIFT (0)
|
||||
|
||||
/* MAX98373_R203F_AMP_DSP_CFG */
|
||||
#define MAX98373_AMP_DSP_CFG_DCBLK_SHIFT (0)
|
||||
#define MAX98373_AMP_DSP_CFG_DITH_SHIFT (1)
|
||||
#define MAX98373_AMP_DSP_CFG_RMP_UP_SHIFT (2)
|
||||
#define MAX98373_AMP_DSP_CFG_RMP_DN_SHIFT (3)
|
||||
#define MAX98373_AMP_DSP_CFG_DAC_INV_SHIFT (5)
|
||||
#define MAX98373_AMP_VOL_SEL_SHIFT (7)
|
||||
|
||||
/* MAX98373_R2043_AMP_EN */
|
||||
#define MAX98373_SPKFB_EN_MASK (0x1 << 1)
|
||||
#define MAX98373_SPK_EN_MASK (0x1 << 0)
|
||||
#define MAX98373_SPKFB_EN_SHIFT (1)
|
||||
|
||||
/*MAX98373_R2052_MEAS_ADC_PVDD_FLT_CFG */
|
||||
#define MAX98373_FLT_EN_SHIFT (4)
|
||||
|
||||
/* MAX98373_R20B2_BDE_L4_CFG_2 */
|
||||
#define MAX98373_LVL4_MUTE_EN_SHIFT (7)
|
||||
#define MAX98373_LVL4_HOLD_EN_SHIFT (6)
|
||||
|
||||
/* MAX98373_R20B5_BDE_EN */
|
||||
#define MAX98373_BDE_EN_SHIFT (0)
|
||||
|
||||
/* MAX98373_R20D1_DHT_CFG */
|
||||
#define MAX98373_DHT_SPK_GAIN_MIN_SHIFT (4)
|
||||
#define MAX98373_DHT_ROT_PNT_SHIFT (0)
|
||||
|
||||
/* MAX98373_R20D2_DHT_ATTACK_CFG */
|
||||
#define MAX98373_DHT_ATTACK_STEP_SHIFT (3)
|
||||
#define MAX98373_DHT_ATTACK_RATE_SHIFT (0)
|
||||
|
||||
/* MAX98373_R20D3_DHT_RELEASE_CFG */
|
||||
#define MAX98373_DHT_RELEASE_STEP_SHIFT (3)
|
||||
#define MAX98373_DHT_RELEASE_RATE_SHIFT (0)
|
||||
|
||||
/* MAX98373_R20D4_DHT_EN */
|
||||
#define MAX98373_DHT_EN_SHIFT (0)
|
||||
|
||||
/* MAX98373_R20E0_LIMITER_THRESH_CFG */
|
||||
#define MAX98373_LIMITER_THRESH_SHIFT (2)
|
||||
#define MAX98373_LIMITER_THRESH_SRC_SHIFT (0)
|
||||
|
||||
/* MAX98373_R20E2_LIMITER_EN */
|
||||
#define MAX98373_LIMITER_EN_SHIFT (0)
|
||||
|
||||
/* MAX98373_R20FE_DEVICE_AUTO_RESTART_CFG */
|
||||
#define MAX98373_CLOCK_MON_SHIFT (0)
|
||||
|
||||
/* MAX98373_R20FF_GLOBAL_SHDN */
|
||||
#define MAX98373_GLOBAL_EN_MASK (0x1 << 0)
|
||||
|
||||
/* MAX98373_R2000_SW_RESET */
|
||||
#define MAX98373_SOFT_RESET (0x1 << 0)
|
||||
|
||||
struct max98373_priv {
|
||||
struct regmap *regmap;
|
||||
unsigned int v_slot;
|
||||
unsigned int i_slot;
|
||||
unsigned int spkfb_slot;
|
||||
bool interleave_mode;
|
||||
unsigned int ch_size;
|
||||
bool tdm_mode;
|
||||
};
|
||||
#endif
|
||||
Loading…
Reference in New Issue
Block a user