The driver is for codec NAU88C10 of Nuvoton Technology Corporation.
Signed-off-by: John Hsu KCHSU0@nuvoton.com --- .../devicetree/bindings/sound/nau8810.txt | 16 + sound/soc/codecs/Kconfig | 5 + sound/soc/codecs/Makefile | 2 + sound/soc/codecs/nau8810.c | 884 +++++++++++++++++++++ sound/soc/codecs/nau8810.h | 281 +++++++ 5 files changed, 1188 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/nau8810.txt create mode 100644 sound/soc/codecs/nau8810.c create mode 100644 sound/soc/codecs/nau8810.h
diff --git a/Documentation/devicetree/bindings/sound/nau8810.txt b/Documentation/devicetree/bindings/sound/nau8810.txt new file mode 100644 index 0000000..05830e4 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/nau8810.txt @@ -0,0 +1,16 @@ +NAU8810 audio CODEC + +This device supports I2C only. + +Required properties: + + - compatible : "nuvoton,nau8810" + + - reg : the I2C address of the device. + +Example: + +codec: nau8810@1a { + compatible = "nuvoton,nau8810"; + reg = <0x1a>; +}; diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 1cd6ab3..b3fd110 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -92,6 +92,7 @@ config SND_SOC_ALL_CODECS select SND_SOC_MAX9877 if I2C select SND_SOC_MC13783 if MFD_MC13XXX select SND_SOC_ML26124 if I2C + select SND_SOC_NAU8810 if I2C select SND_SOC_NAU8825 if I2C select SND_SOC_HDMI_CODEC select SND_SOC_PCM1681 if I2C @@ -1064,6 +1065,10 @@ config SND_SOC_MC13783 config SND_SOC_ML26124 tristate
+config SND_SOC_NAU8810 + tristate "Nuvoton Technology Corporation NAU88C10 CODEC" + depends on I2C + config SND_SOC_NAU8825 tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index 58036af..ffaa523 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -86,6 +86,7 @@ snd-soc-max9850-objs := max9850.o snd-soc-max9860-objs := max9860.o snd-soc-mc13783-objs := mc13783.o snd-soc-ml26124-objs := ml26124.o +snd-soc-nau8810-objs := nau8810.o snd-soc-nau8825-objs := nau8825.o snd-soc-hdmi-codec-objs := hdmi-codec.o snd-soc-pcm1681-objs := pcm1681.o @@ -307,6 +308,7 @@ obj-$(CONFIG_SND_SOC_MAX9850) += snd-soc-max9850.o obj-$(CONFIG_SND_SOC_MAX9860) += snd-soc-max9860.o obj-$(CONFIG_SND_SOC_MC13783) += snd-soc-mc13783.o obj-$(CONFIG_SND_SOC_ML26124) += snd-soc-ml26124.o +obj-$(CONFIG_SND_SOC_NAU8810) += snd-soc-nau8810.o obj-$(CONFIG_SND_SOC_NAU8825) += snd-soc-nau8825.o obj-$(CONFIG_SND_SOC_HDMI_CODEC) += snd-soc-hdmi-codec.o obj-$(CONFIG_SND_SOC_PCM1681) += snd-soc-pcm1681.o diff --git a/sound/soc/codecs/nau8810.c b/sound/soc/codecs/nau8810.c new file mode 100644 index 0000000..7617dda --- /dev/null +++ b/sound/soc/codecs/nau8810.c @@ -0,0 +1,884 @@ +/* + * nau8810.c -- NAU8810 ALSA Soc Audio driver + * + * Copyright 2016 Nuvoton Technology Corp. + * + * Author: David Lin ctlin0@nuvoton.com + * + * Based on WM8974.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pm.h> +#include <linux/i2c.h> +#include <linux/regmap.h> +#include <linux/slab.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc.h> +#include <sound/initval.h> +#include <sound/tlv.h> + +#include "nau8810.h" + +#define NAU_PLL_FREQ_MAX 100000000 +#define NAU_PLL_FREQ_MIN 90000000 +#define NAU_PLL_REF_MAX 33000000 +#define NAU_PLL_REF_MIN 8000000 +#define NAU_PLL_OPTOP_MIN 6 + + +static const int nau8810_mclk_scaler[] = { 10, 15, 20, 30, 40, 60, 80, 120 }; + +static const struct reg_default nau8810_reg_defaults[] = { + { NAU8810_REG_POWER1, 0x0000 }, + { NAU8810_REG_POWER2, 0x0000 }, + { NAU8810_REG_POWER3, 0x0000 }, + { NAU8810_REG_IFACE, 0x0050 }, + { NAU8810_REG_COMP, 0x0000 }, + { NAU8810_REG_CLOCK, 0x0140 }, + { NAU8810_REG_SMPLR, 0x0000 }, + { NAU8810_REG_DAC, 0x0000 }, + { NAU8810_REG_DACGAIN, 0x00FF }, + { NAU8810_REG_ADC, 0x0100 }, + { NAU8810_REG_ADCGAIN, 0x00FF }, + { NAU8810_REG_EQ1, 0x012C }, + { NAU8810_REG_EQ2, 0x002C }, + { NAU8810_REG_EQ3, 0x002C }, + { NAU8810_REG_EQ4, 0x002C }, + { NAU8810_REG_EQ5, 0x002C }, + { NAU8810_REG_DACLIM1, 0x0032 }, + { NAU8810_REG_DACLIM2, 0x0000 }, + { NAU8810_REG_NOTCH1, 0x0000 }, + { NAU8810_REG_NOTCH2, 0x0000 }, + { NAU8810_REG_NOTCH3, 0x0000 }, + { NAU8810_REG_NOTCH4, 0x0000 }, + { NAU8810_REG_ALC1, 0x0038 }, + { NAU8810_REG_ALC2, 0x000B }, + { NAU8810_REG_ALC3, 0x0032 }, + { NAU8810_REG_NOISEGATE, 0x0000 }, + { NAU8810_REG_PLLN, 0x0008 }, + { NAU8810_REG_PLLK1, 0x000C }, + { NAU8810_REG_PLLK2, 0x0093 }, + { NAU8810_REG_PLLK3, 0x00E9 }, + { NAU8810_REG_ATTEN, 0x0000 }, + { NAU8810_REG_INPUT_SIGNAL, 0x0003 }, + { NAU8810_REG_PGAGAIN, 0x0010 }, + { NAU8810_REG_ADCBOOST, 0x0100 }, + { NAU8810_REG_OUTPUT, 0x0002 }, + { NAU8810_REG_SPKMIX, 0x0001 }, + { NAU8810_REG_SPKGAIN, 0x0039 }, + { NAU8810_REG_MONOMIX, 0x0001 }, + { NAU8810_REG_POWER4, 0x0000 }, + { NAU8810_REG_TSLOTCTL1, 0x0000 }, + { NAU8810_REG_TSLOTCTL2, 0x0020 }, + { NAU8810_REG_DEVICE_REVID, 0x0000 }, + { NAU8810_REG_I2C_DEVICEID, 0x001A }, + { NAU8810_REG_ADDITIONID, 0x00CA }, + { NAU8810_REG_RESERVE, 0x0124 }, + { NAU8810_REG_OUTCTL, 0x0001 }, + { NAU8810_REG_ALC1ENHAN1, 0x0010 }, + { NAU8810_REG_ALC1ENHAN2, 0x0000 }, + { NAU8810_REG_MISCCTL, 0x0000 }, + { NAU8810_REG_OUTTIEOFF, 0x0000 }, + { NAU8810_REG_AGCP2POUT, 0x0000 }, + { NAU8810_REG_AGCPOUT, 0x0000 }, + { NAU8810_REG_AMTCTL, 0x0000 }, + { NAU8810_REG_OUTTIEOFFMAN, 0x0000 }, +}; + +static bool nau8810_readable_reg(struct device *dev, unsigned int reg) +{ + switch (reg) { + case NAU8810_REG_RESET ... NAU8810_REG_SMPLR: + case NAU8810_REG_DAC ... NAU8810_REG_DACGAIN: + case NAU8810_REG_ADC ... NAU8810_REG_ADCGAIN: + case NAU8810_REG_EQ1 ... NAU8810_REG_EQ5: + case NAU8810_REG_DACLIM1 ... NAU8810_REG_DACLIM2: + case NAU8810_REG_NOTCH1 ... NAU8810_REG_NOTCH4: + case NAU8810_REG_ALC1 ... NAU8810_REG_ATTEN: + case NAU8810_REG_INPUT_SIGNAL ... NAU8810_REG_PGAGAIN: + case NAU8810_REG_ADCBOOST: + case NAU8810_REG_OUTPUT ... NAU8810_REG_SPKMIX: + case NAU8810_REG_SPKGAIN: + case NAU8810_REG_MONOMIX: + case NAU8810_REG_POWER4 ... NAU8810_REG_TSLOTCTL2: + case NAU8810_REG_DEVICE_REVID ... NAU8810_REG_RESERVE: + case NAU8810_REG_OUTCTL ... NAU8810_REG_ALC1ENHAN2: + case NAU8810_REG_MISCCTL: + case NAU8810_REG_OUTTIEOFF ... NAU8810_REG_OUTTIEOFFMAN: + return true; + default: + return false; + } +} + +static bool nau8810_writeable_reg(struct device *dev, unsigned int reg) +{ + switch (reg) { + case NAU8810_REG_RESET ... NAU8810_REG_SMPLR: + case NAU8810_REG_DAC ... NAU8810_REG_DACGAIN: + case NAU8810_REG_ADC ... NAU8810_REG_ADCGAIN: + case NAU8810_REG_EQ1 ... NAU8810_REG_EQ5: + case NAU8810_REG_DACLIM1 ... NAU8810_REG_DACLIM2: + case NAU8810_REG_NOTCH1 ... NAU8810_REG_NOTCH4: + case NAU8810_REG_ALC1 ... NAU8810_REG_ATTEN: + case NAU8810_REG_INPUT_SIGNAL ... NAU8810_REG_PGAGAIN: + case NAU8810_REG_ADCBOOST: + case NAU8810_REG_OUTPUT ... NAU8810_REG_SPKMIX: + case NAU8810_REG_SPKGAIN: + case NAU8810_REG_MONOMIX: + case NAU8810_REG_POWER4 ... NAU8810_REG_TSLOTCTL2: + case NAU8810_REG_OUTCTL ... NAU8810_REG_ALC1ENHAN2: + case NAU8810_REG_MISCCTL: + case NAU8810_REG_OUTTIEOFF ... NAU8810_REG_OUTTIEOFFMAN: + return true; + default: + return false; + } +} + +static bool nau8810_volatile_reg(struct device *dev, unsigned int reg) +{ + switch (reg) { + case NAU8810_REG_RESET: + case NAU8810_REG_DEVICE_REVID ... NAU8810_REG_RESERVE: + return true; + default: + return false; + } +} + +/* The EQ parameters get function is to get the 5 band equalizer control. + * The regmap raw read can't work here because regmap doesn't provide + * value format for value width of 9 bits. Therefore, the driver reads data + * from cache and makes value format according to the endianness of + * bytes type control element. + */ +static int nau8810_eq_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); + struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec); + struct soc_bytes_ext *params = (void *)kcontrol->private_value; + int i, reg, reg_val; + u16 *val; + + val = (u16 *)ucontrol->value.bytes.data; + reg = NAU8810_REG_EQ1; + for (i = 0; i < params->max / sizeof(u16); i++) { + regmap_read(nau8810->regmap, reg + i, ®_val); + /* conversion of 16-bit integers between native CPU format + * and big endian format + */ + reg_val = cpu_to_be16(reg_val); + memcpy(val + i, ®_val, sizeof(reg_val)); + } + + return 0; +} + +/* The EQ parameters put function is to make configuration of 5 band equalizer + * control. These configuration includes central frequency, equalizer gain, + * cut-off frequency, bandwidth control, and equalizer path. + * The regmap raw write can't work here because regmap doesn't provide + * register and value format for register with address 7 bits and value 9 bits. + * Therefore, the driver makes value format according to the endianness of + * bytes type control element and writes data to codec. + */ +static int nau8810_eq_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); + struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec); + struct soc_bytes_ext *params = (void *)kcontrol->private_value; + void *data; + u16 *val, value; + int i, reg, ret; + + data = kmemdup(ucontrol->value.bytes.data, + params->max, GFP_KERNEL | GFP_DMA); + if (!data) + return -ENOMEM; + + val = (u16 *)data; + reg = NAU8810_REG_EQ1; + for (i = 0; i < params->max / sizeof(u16); i++) { + /* conversion of 16-bit integers between native CPU format + * and big endian format + */ + value = be16_to_cpu(*(val + i)); + ret = regmap_write(nau8810->regmap, reg + i, value); + if (ret) { + dev_err(codec->dev, "EQ configuration fail, register: %x ret: %d\n", + reg + i, ret); + return ret; + } + } + kfree(data); + + return 0; +} + +static const char * const nau8810_companding[] = { + "Off", "NC", "u-law", "A-law" }; + +static const struct soc_enum nau8810_companding_adc_enum = + SOC_ENUM_SINGLE(NAU8810_REG_COMP, NAU8810_ADCCM_SFT, + ARRAY_SIZE(nau8810_companding), nau8810_companding); + +static const struct soc_enum nau8810_companding_dac_enum = + SOC_ENUM_SINGLE(NAU8810_REG_COMP, NAU8810_DACCM_SFT, + ARRAY_SIZE(nau8810_companding), nau8810_companding); + +static const char * const nau8810_deemp[] = { + "None", "32kHz", "44.1kHz", "48kHz" }; + +static const struct soc_enum nau8810_deemp_enum = + SOC_ENUM_SINGLE(NAU8810_REG_DAC, NAU8810_DEEMP_SFT, + ARRAY_SIZE(nau8810_deemp), nau8810_deemp); + +static const char * const nau8810_eqmode[] = {"Capture", "Playback" }; + +static const struct soc_enum nau8810_eqmode_enum = + SOC_ENUM_SINGLE(NAU8810_REG_EQ1, NAU8810_EQM_SFT, + ARRAY_SIZE(nau8810_eqmode), nau8810_eqmode); + +static const char * const nau8810_alc[] = {"Normal", "Limiter" }; + +static const struct soc_enum nau8810_alc_enum = + SOC_ENUM_SINGLE(NAU8810_REG_ALC3, NAU8810_ALCM_SFT, + ARRAY_SIZE(nau8810_alc), nau8810_alc); + +static const DECLARE_TLV_DB_SCALE(digital_tlv, -12750, 50, 1); +static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0); +static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1200, 75, 0); +static const DECLARE_TLV_DB_SCALE(spk_tlv, -5700, 100, 0); + +static const struct snd_kcontrol_new nau8810_snd_controls[] = { + SOC_ENUM("ADC Companding", nau8810_companding_adc_enum), + SOC_ENUM("DAC Companding", nau8810_companding_dac_enum), + SOC_ENUM("DAC De-emphasis", nau8810_deemp_enum), + + SOC_ENUM("EQ Function", nau8810_eqmode_enum), + SND_SOC_BYTES_EXT("EQ Parameters", 10, + nau8810_eq_get, nau8810_eq_put), + + SOC_SINGLE("DAC Inversion Switch", NAU8810_REG_DAC, + NAU8810_DACPL_SFT, 1, 0), + SOC_SINGLE_TLV("Playback Volume", NAU8810_REG_DACGAIN, + NAU8810_DACGAIN_SFT, 0xff, 0, digital_tlv), + + SOC_SINGLE("High Pass Filter Switch", NAU8810_REG_ADC, + NAU8810_HPFEN_SFT, 1, 0), + SOC_SINGLE("High Pass Cut Off", NAU8810_REG_ADC, + NAU8810_HPF_SFT, 0x7, 0), + + SOC_SINGLE("ADC Inversion Switch", NAU8810_REG_ADC, + NAU8810_ADCPL_SFT, 1, 0), + SOC_SINGLE_TLV("Capture Volume", NAU8810_REG_ADCGAIN, + NAU8810_ADCGAIN_SFT, 0xff, 0, digital_tlv), + + SOC_SINGLE_TLV("EQ1 Volume", NAU8810_REG_EQ1, + NAU8810_EQ1GC_SFT, 0x18, 1, eq_tlv), + SOC_SINGLE_TLV("EQ2 Volume", NAU8810_REG_EQ2, + NAU8810_EQ2GC_SFT, 0x18, 1, eq_tlv), + SOC_SINGLE_TLV("EQ3 Volume", NAU8810_REG_EQ3, + NAU8810_EQ3GC_SFT, 0x18, 1, eq_tlv), + SOC_SINGLE_TLV("EQ4 Volume", NAU8810_REG_EQ4, + NAU8810_EQ4GC_SFT, 0x18, 1, eq_tlv), + SOC_SINGLE_TLV("EQ5 Volume", NAU8810_REG_EQ5, + NAU8810_EQ5GC_SFT, 0x18, 1, eq_tlv), + + SOC_SINGLE("DAC Limiter Switch", NAU8810_REG_DACLIM1, + NAU8810_DACLIMEN_SFT, 1, 0), + SOC_SINGLE("DAC Limiter Decay", NAU8810_REG_DACLIM1, + NAU8810_DACLIMDCY_SFT, 0xf, 0), + SOC_SINGLE("DAC Limiter Attack", NAU8810_REG_DACLIM1, + NAU8810_DACLIMATK_SFT, 0xf, 0), + SOC_SINGLE("DAC Limiter Threshold", NAU8810_REG_DACLIM2, + NAU8810_DACLIMTHL_SFT, 0x7, 0), + SOC_SINGLE("DAC Limiter Boost", NAU8810_REG_DACLIM2, + NAU8810_DACLIMBST_SFT, 0xf, 0), + + SOC_ENUM("ALC Mode", nau8810_alc_enum), + SOC_SINGLE("ALC Enable Switch", NAU8810_REG_ALC1, + NAU8810_ALCEN_SFT, 1, 0), + SOC_SINGLE("ALC Max Volume", NAU8810_REG_ALC1, + NAU8810_ALCMXGAIN_SFT, 0x7, 0), + SOC_SINGLE("ALC Min Volume", NAU8810_REG_ALC1, + NAU8810_ALCMINGAIN_SFT, 0x7, 0), + SOC_SINGLE("ALC ZC Switch", NAU8810_REG_ALC2, + NAU8810_ALCZC_SFT, 1, 0), + SOC_SINGLE("ALC Hold", NAU8810_REG_ALC2, + NAU8810_ALCHT_SFT, 0xf, 0), + SOC_SINGLE("ALC Target", NAU8810_REG_ALC2, + NAU8810_ALCSL_SFT, 0xf, 0), + SOC_SINGLE("ALC Decay", NAU8810_REG_ALC3, + NAU8810_ALCDCY_SFT, 0xf, 0), + SOC_SINGLE("ALC Attack", NAU8810_REG_ALC3, + NAU8810_ALCATK_SFT, 0xf, 0), + SOC_SINGLE("ALC Noise Gate Switch", NAU8810_REG_NOISEGATE, + NAU8810_ALCNEN_SFT, 1, 0), + SOC_SINGLE("ALC Noise Gate Threshold", NAU8810_REG_NOISEGATE, + NAU8810_ALCNTH_SFT, 0x7, 0), + + SOC_SINGLE("PGA ZC Switch", NAU8810_REG_PGAGAIN, + NAU8810_PGAZC_SFT, 1, 0), + SOC_SINGLE_TLV("PGA Volume", NAU8810_REG_PGAGAIN, + NAU8810_PGAGAIN_SFT, 0x3f, 0, inpga_tlv), + + SOC_SINGLE("Speaker ZC Switch", NAU8810_REG_SPKGAIN, + NAU8810_SPKZC_SFT, 1, 0), + SOC_SINGLE("Speaker Mute Switch", NAU8810_REG_SPKGAIN, + NAU8810_SPKMT_SFT, 1, 0), + SOC_SINGLE_TLV("Speaker Volume", NAU8810_REG_SPKGAIN, + NAU8810_SPKGAIN_SFT, 0x3f, 0, spk_tlv), + + SOC_SINGLE("Capture Boost(+20dB)", NAU8810_REG_ADCBOOST, + NAU8810_PGABST_SFT, 1, 0), + SOC_SINGLE("Mono Mute Switch", NAU8810_REG_MONOMIX, + NAU8810_MOUTMXMT_SFT, 1, 0), + + SOC_SINGLE("DAC Oversampling Rate(128x) Switch", NAU8810_REG_DAC, + NAU8810_DACOS_SFT, 1, 0), + SOC_SINGLE("ADC Oversampling Rate(128x) Switch", NAU8810_REG_ADC, + NAU8810_ADCOS_SFT, 1, 0), +}; + +/* Speaker Output Mixer */ +static const struct snd_kcontrol_new nau8810_speaker_mixer_controls[] = { + SOC_DAPM_SINGLE("Line Bypass Switch", NAU8810_REG_SPKMIX, + NAU8810_BYPSPK_SFT, 1, 0), + SOC_DAPM_SINGLE("PCM Playback Switch", NAU8810_REG_SPKMIX, + NAU8810_DACSPK_SFT, 1, 0), +}; + +/* Mono Output Mixer */ +static const struct snd_kcontrol_new nau8810_mono_mixer_controls[] = { + SOC_DAPM_SINGLE("Line Bypass Switch", NAU8810_REG_MONOMIX, + NAU8810_BYPMOUT_SFT, 1, 0), + SOC_DAPM_SINGLE("PCM Playback Switch", NAU8810_REG_MONOMIX, + NAU8810_DACMOUT_SFT, 1, 0), +}; + +/* PGA Mute */ +static const struct snd_kcontrol_new nau8810_inpga_mute[] = { + SOC_DAPM_SINGLE("PGA Mute Switch", NAU8810_REG_PGAGAIN, + NAU8810_PGAMT_SFT, 1, 0), +}; + +/* Input PGA */ +static const struct snd_kcontrol_new nau8810_inpga[] = { + SOC_DAPM_SINGLE("MicN Switch", NAU8810_REG_INPUT_SIGNAL, + NAU8810_NMICPGA_SFT, 1, 0), + SOC_DAPM_SINGLE("MicP Switch", NAU8810_REG_INPUT_SIGNAL, + NAU8810_PMICPGA_SFT, 1, 0), +}; + +/* Mic Input boost vol */ +static const struct snd_kcontrol_new nau8810_mic_boost_controls = + SOC_DAPM_SINGLE("Mic Volume", NAU8810_REG_ADCBOOST, + NAU8810_PMICBSTGAIN_SFT, 0x7, 0); + +/* Loopback Switch */ +static const struct snd_kcontrol_new nau8810_loopback[] = { + SOC_DAPM_SINGLE("Switch", NAU8810_REG_COMP, + NAU8810_ADDAP_SFT, 1, 0), +}; + +static int check_mclk_select_pll(struct snd_soc_dapm_widget *source, + struct snd_soc_dapm_widget *sink) +{ + struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm); + struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec); + unsigned int value; + + regmap_read(nau8810->regmap, NAU8810_REG_CLOCK, &value); + return (value & NAU8810_CLKM_MASK); +} + +static const struct snd_soc_dapm_widget nau8810_dapm_widgets[] = { + SND_SOC_DAPM_MIXER("Speaker Mixer", NAU8810_REG_POWER3, + NAU8810_SPKMX_EN_SFT, 0, &nau8810_speaker_mixer_controls[0], + ARRAY_SIZE(nau8810_speaker_mixer_controls)), + SND_SOC_DAPM_MIXER("Mono Mixer", NAU8810_REG_POWER3, + NAU8810_MOUTMX_EN_SFT, 0, &nau8810_mono_mixer_controls[0], + ARRAY_SIZE(nau8810_mono_mixer_controls)), + SND_SOC_DAPM_DAC("DAC", "HiFi Playback", NAU8810_REG_POWER3, + NAU8810_DAC_EN_SFT, 0), + SND_SOC_DAPM_ADC("ADC", "HiFi Capture", NAU8810_REG_POWER2, + NAU8810_ADC_EN_SFT, 0), + SND_SOC_DAPM_PGA("SpkN Out", NAU8810_REG_POWER3, + NAU8810_NSPK_EN_SFT, 0, NULL, 0), + SND_SOC_DAPM_PGA("SpkP Out", NAU8810_REG_POWER3, + NAU8810_PSPK_EN_SFT, 0, NULL, 0), + SND_SOC_DAPM_PGA("Mono Out", NAU8810_REG_POWER3, + NAU8810_MOUT_EN_SFT, 0, NULL, 0), + + SND_SOC_DAPM_MIXER("Input PGA", NAU8810_REG_POWER2, + NAU8810_PGA_EN_SFT, 0, nau8810_inpga, + ARRAY_SIZE(nau8810_inpga)), + SND_SOC_DAPM_MIXER("Input Boost Stage", NAU8810_REG_POWER2, + NAU8810_BST_EN_SFT, 0, nau8810_inpga_mute, + ARRAY_SIZE(nau8810_inpga_mute)), + + SND_SOC_DAPM_SUPPLY("Mic Bias", NAU8810_REG_POWER1, + NAU8810_MICBIAS_EN_SFT, 0, NULL, 0), + SND_SOC_DAPM_SUPPLY("PLL", NAU8810_REG_POWER1, + NAU8810_PLL_EN_SFT, 0, NULL, 0), + + SND_SOC_DAPM_SWITCH("Digital Loopback", SND_SOC_NOPM, 0, 0, + &nau8810_loopback), + + SND_SOC_DAPM_INPUT("MICN"), + SND_SOC_DAPM_INPUT("MICP"), + SND_SOC_DAPM_OUTPUT("MONOOUT"), + SND_SOC_DAPM_OUTPUT("SPKOUTP"), + SND_SOC_DAPM_OUTPUT("SPKOUTN"), +}; + +static const struct snd_soc_dapm_route nau8810_dapm_routes[] = { + {"DAC", NULL, "PLL", check_mclk_select_pll}, + + /* Mono output mixer */ + {"Mono Mixer", "PCM Playback Switch", "DAC"}, + {"Mono Mixer", "Line Bypass Switch", "Input Boost Stage"}, + + /* Speaker output mixer */ + {"Speaker Mixer", "PCM Playback Switch", "DAC"}, + {"Speaker Mixer", "Line Bypass Switch", "Input Boost Stage"}, + + /* Outputs */ + {"Mono Out", NULL, "Mono Mixer"}, + {"MONOOUT", NULL, "Mono Out"}, + {"SpkN Out", NULL, "Speaker Mixer"}, + {"SpkP Out", NULL, "Speaker Mixer"}, + {"SPKOUTN", NULL, "SpkN Out"}, + {"SPKOUTP", NULL, "SpkP Out"}, + + /* Input Boost Stage */ + {"ADC", NULL, "Input Boost Stage"}, + {"ADC", NULL, "PLL", check_mclk_select_pll}, + {"Input Boost Stage", NULL, "Input PGA"}, + {"Input Boost Stage", NULL, "MICP"}, + + /* Input PGA */ + {"Input PGA", NULL, "Mic Bias"}, + {"Input PGA", "MicN Switch", "MICN"}, + {"Input PGA", "MicP Switch", "MICP"}, + + /* Digital Looptack */ + {"Digital Loopback", "Switch", "ADC"}, + {"DAC", NULL, "Digital Loopback"}, +}; + +static int nau8810_set_sysclk(struct snd_soc_dai *dai, + int clk_id, unsigned int freq, int dir) +{ + struct snd_soc_codec *codec = dai->codec; + struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec); + + nau8810->clk_id = clk_id; + nau8810->sysclk = freq; + dev_dbg(nau8810->dev, "master sysclk %dHz, source %s\n", + freq, clk_id == NAU8810_SCLK_PLL ? "PLL" : "MCLK"); + + return 0; +} + +static int nau88l0_calc_pll(unsigned int pll_in, + unsigned int fs, struct nau8810_pll *pll_param) +{ + u64 f2, f2_max, pll_ratio; + int i, scal_sel; + + if (pll_in > NAU_PLL_REF_MAX || pll_in < NAU_PLL_REF_MIN) + return -EINVAL; + + f2_max = 0; + scal_sel = ARRAY_SIZE(nau8810_mclk_scaler); + for (i = 0; i < ARRAY_SIZE(nau8810_mclk_scaler); i++) { + f2 = 256 * fs * 4 * nau8810_mclk_scaler[i] / 10; + if (f2 > NAU_PLL_FREQ_MIN && f2 < NAU_PLL_FREQ_MAX && + f2_max < f2) { + f2_max = f2; + scal_sel = i; + } + } + if (ARRAY_SIZE(nau8810_mclk_scaler) == scal_sel) + return -EINVAL; + pll_param->mclk_scaler = scal_sel; + f2 = f2_max; + + /* Calculate the PLL 4-bit integer input and the PLL 24-bit fractional + * input; round up the 24+4bit. + */ + pll_ratio = div_u64(f2 << 28, pll_in); + pll_param->pre_factor = 0; + if (((pll_ratio >> 28) & 0xF) < NAU_PLL_OPTOP_MIN) { + pll_ratio <<= 1; + pll_param->pre_factor = 1; + } + pll_param->pll_int = (pll_ratio >> 28) & 0xF; + pll_param->pll_frac = ((pll_ratio & 0xFFFFFFF) >> 4); + + return 0; +} + +static int nau8810_set_pll(struct snd_soc_dai *codec_dai, int pll_id, + int source, unsigned int freq_in, unsigned int freq_out) +{ + struct snd_soc_codec *codec = codec_dai->codec; + struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec); + struct regmap *map = nau8810->regmap; + struct nau8810_pll *pll_param = &nau8810->pll; + int ret, fs; + + fs = freq_out / 256; + ret = nau88l0_calc_pll(freq_in, fs, pll_param); + if (ret < 0) { + dev_err(nau8810->dev, "Unsupported input clock %d\n", freq_in); + return ret; + } + dev_info(nau8810->dev, "pll_int=%x pll_frac=%x mclk_scaler=%x pre_factor=%x\n", + pll_param->pll_int, pll_param->pll_frac, pll_param->mclk_scaler, + pll_param->pre_factor); + + regmap_update_bits(map, NAU8810_REG_PLLN, + NAU8810_PLLMCLK_DIV2 | NAU8810_PLLN_MASK, + (pll_param->pre_factor ? NAU8810_PLLMCLK_DIV2 : 0) | + pll_param->pll_int); + regmap_write(map, NAU8810_REG_PLLK1, + (pll_param->pll_frac >> NAU8810_PLLK1_SFT) & + NAU8810_PLLK1_MASK); + regmap_write(map, NAU8810_REG_PLLK2, + (pll_param->pll_frac >> NAU8810_PLLK2_SFT) & + NAU8810_PLLK2_MASK); + regmap_write(map, NAU8810_REG_PLLK3, + pll_param->pll_frac & NAU8810_PLLK3_MASK); + regmap_update_bits(map, NAU8810_REG_CLOCK, NAU8810_MCLKSEL_MASK, + pll_param->mclk_scaler << NAU8810_MCLKSEL_SFT); + regmap_update_bits(map, NAU8810_REG_CLOCK, + NAU8810_CLKM_MASK, NAU8810_CLKM_PLL); + + return 0; +} + +static int nau8810_set_dai_fmt(struct snd_soc_dai *codec_dai, + unsigned int fmt) +{ + struct snd_soc_codec *codec = codec_dai->codec; + struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec); + u16 ctrl1_val = 0, ctrl2_val = 0; + + switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { + case SND_SOC_DAIFMT_CBM_CFM: + ctrl2_val |= NAU8810_CLKIO_MASTER; + break; + case SND_SOC_DAIFMT_CBS_CFS: + break; + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_I2S: + ctrl1_val |= NAU8810_AIFMT_I2S; + break; + case SND_SOC_DAIFMT_RIGHT_J: + break; + case SND_SOC_DAIFMT_LEFT_J: + ctrl1_val |= NAU8810_AIFMT_LEFT; + break; + case SND_SOC_DAIFMT_DSP_A: + ctrl1_val |= NAU8810_AIFMT_PCM_A; + break; + default: + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + break; + case SND_SOC_DAIFMT_IB_IF: + ctrl1_val |= NAU8810_BCLKP_IB | NAU8810_FSP_IF; + break; + case SND_SOC_DAIFMT_IB_NF: + ctrl1_val |= NAU8810_BCLKP_IB; + break; + case SND_SOC_DAIFMT_NB_IF: + ctrl1_val |= NAU8810_FSP_IF; + break; + default: + return -EINVAL; + } + + regmap_update_bits(nau8810->regmap, NAU8810_REG_IFACE, + NAU8810_AIFMT_MASK | NAU8810_FSP_IF | + NAU8810_BCLKP_IB, ctrl1_val); + regmap_update_bits(nau8810->regmap, NAU8810_REG_CLOCK, + NAU8810_CLKIO_MASK, ctrl2_val); + + return 0; +} + +static int nau8810_mclk_clkdiv(struct nau8810 *nau8810, int rate) +{ + int i, sclk, imclk = rate * 256, div = 0; + + if (!nau8810->sysclk) { + dev_err(nau8810->dev, "Make mclk div configuration fail because of invalid system clock\n"); + return -EINVAL; + } + + /* Configure the master clock prescaler div to make system + * clock to approximate the internal master clock (IMCLK); + * and large or equal to IMCLK. + */ + for (i = 1; i < ARRAY_SIZE(nau8810_mclk_scaler); i++) { + sclk = (nau8810->sysclk * 10) / + nau8810_mclk_scaler[i]; + if (sclk < imclk) + break; + div = i; + } + dev_dbg(nau8810->dev, + "master clock prescaler %x for fs %d\n", div, rate); + + /* master clock from MCLK and disable PLL */ + regmap_update_bits(nau8810->regmap, NAU8810_REG_CLOCK, + NAU8810_MCLKSEL_MASK, (div << NAU8810_MCLKSEL_SFT)); + regmap_update_bits(nau8810->regmap, NAU8810_REG_CLOCK, + NAU8810_CLKM_MASK, NAU8810_CLKM_MCLK); + + return 0; +} + +static int nau8810_pcm_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) +{ + struct snd_soc_codec *codec = dai->codec; + struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec); + int val_len = 0, val_rate = 0, ret = 0; + + switch (params_width(params)) { + case 16: + break; + case 20: + val_len |= NAU8810_WLEN_20; + break; + case 24: + val_len |= NAU8810_WLEN_24; + break; + case 32: + val_len |= NAU8810_WLEN_32; + break; + } + + switch (params_rate(params)) { + case 8000: + val_rate |= NAU8810_SMPLR_8K; + break; + case 11025: + val_rate |= NAU8810_SMPLR_12K; + break; + case 16000: + val_rate |= NAU8810_SMPLR_16K; + break; + case 22050: + val_rate |= NAU8810_SMPLR_24K; + break; + case 32000: + val_rate |= NAU8810_SMPLR_32K; + break; + case 44100: + case 48000: + break; + } + + regmap_update_bits(nau8810->regmap, NAU8810_REG_IFACE, + NAU8810_WLEN_MASK, val_len); + regmap_update_bits(nau8810->regmap, NAU8810_REG_SMPLR, + NAU8810_SMPLR_MASK, val_rate); + + /* If the master clock is from MCLK, provide the runtime FS for driver + * to get the master clock prescaler configuration. + */ + if (nau8810->clk_id == NAU8810_SCLK_MCLK) { + ret = nau8810_mclk_clkdiv(nau8810, params_rate(params)); + if (ret < 0) + dev_err(nau8810->dev, "MCLK div configuration fail\n"); + } + + return ret; +} + +static int nau8810_set_bias_level(struct snd_soc_codec *codec, + enum snd_soc_bias_level level) +{ + struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec); + struct regmap *map = nau8810->regmap; + + switch (level) { + case SND_SOC_BIAS_ON: + case SND_SOC_BIAS_PREPARE: + regmap_update_bits(map, NAU8810_REG_POWER1, + NAU8810_REFIMP_MASK, NAU8810_REFIMP_80K); + break; + + case SND_SOC_BIAS_STANDBY: + regmap_update_bits(map, NAU8810_REG_POWER1, + NAU8810_IOBUF_EN | NAU8810_ABIAS_EN, + NAU8810_IOBUF_EN | NAU8810_ABIAS_EN); + + if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { + regcache_sync(map); + regmap_update_bits(map, NAU8810_REG_POWER1, + NAU8810_REFIMP_MASK, NAU8810_REFIMP_3K); + mdelay(100); + } + regmap_update_bits(map, NAU8810_REG_POWER1, + NAU8810_REFIMP_MASK, NAU8810_REFIMP_300K); + break; + + case SND_SOC_BIAS_OFF: + regmap_write(map, NAU8810_REG_POWER1, 0); + regmap_write(map, NAU8810_REG_POWER2, 0); + regmap_write(map, NAU8810_REG_POWER3, 0); + break; + } + + return 0; +} + + +#define NAU8810_RATES (SNDRV_PCM_RATE_8000_48000) + +#define NAU8810_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) + +static const struct snd_soc_dai_ops nau8810_ops = { + .hw_params = nau8810_pcm_hw_params, + .set_fmt = nau8810_set_dai_fmt, + .set_sysclk = nau8810_set_sysclk, + .set_pll = nau8810_set_pll, +}; + +static struct snd_soc_dai_driver nau8810_dai = { + .name = "nau8810-hifi", + .playback = { + .stream_name = "Playback", + .channels_min = 1, + .channels_max = 2, /* Only 1 channel of data */ + .rates = NAU8810_RATES, + .formats = NAU8810_FORMATS, + }, + .capture = { + .stream_name = "Capture", + .channels_min = 1, + .channels_max = 2, /* Only 1 channel of data */ + .rates = NAU8810_RATES, + .formats = NAU8810_FORMATS, + }, + .ops = &nau8810_ops, + .symmetric_rates = 1, +}; + +static const struct regmap_config nau8810_regmap_config = { + .reg_bits = 7, + .val_bits = 9, + + .max_register = NAU8810_REG_MAX, + .readable_reg = nau8810_readable_reg, + .writeable_reg = nau8810_writeable_reg, + .volatile_reg = nau8810_volatile_reg, + + .cache_type = REGCACHE_RBTREE, + .reg_defaults = nau8810_reg_defaults, + .num_reg_defaults = ARRAY_SIZE(nau8810_reg_defaults), +}; + +static struct snd_soc_codec_driver nau8810_codec_driver = { + .set_bias_level = nau8810_set_bias_level, + .suspend_bias_off = true, + + .component_driver = { + .controls = nau8810_snd_controls, + .num_controls = ARRAY_SIZE(nau8810_snd_controls), + .dapm_widgets = nau8810_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(nau8810_dapm_widgets), + .dapm_routes = nau8810_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(nau8810_dapm_routes), + }, +}; + +static int nau8810_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct device *dev = &i2c->dev; + struct nau8810 *nau8810 = dev_get_platdata(dev); + + if (!nau8810) { + nau8810 = devm_kzalloc(dev, sizeof(*nau8810), GFP_KERNEL); + if (!nau8810) + return -ENOMEM; + } + i2c_set_clientdata(i2c, nau8810); + + nau8810->regmap = devm_regmap_init_i2c(i2c, &nau8810_regmap_config); + if (IS_ERR(nau8810->regmap)) + return PTR_ERR(nau8810->regmap); + nau8810->dev = dev; + + regmap_write(nau8810->regmap, NAU8810_REG_RESET, 0x00); + + return snd_soc_register_codec(dev, + &nau8810_codec_driver, &nau8810_dai, 1); +} + +static int nau8810_i2c_remove(struct i2c_client *client) +{ + snd_soc_unregister_codec(&client->dev); + + return 0; +} + +static const struct i2c_device_id nau8810_i2c_id[] = { + { "nau8810", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, nau8810_i2c_id); + +#ifdef CONFIG_OF +static const struct of_device_id nau8810_of_match[] = { + { .compatible = "nuvoton,nau8810", }, + { } +}; +MODULE_DEVICE_TABLE(of, nau8810_of_match); +#endif + +static struct i2c_driver nau8810_i2c_driver = { + .driver = { + .name = "nau8810", + .of_match_table = of_match_ptr(nau8810_of_match), + }, + .probe = nau8810_i2c_probe, + .remove = nau8810_i2c_remove, + .id_table = nau8810_i2c_id, +}; + +module_i2c_driver(nau8810_i2c_driver); + +MODULE_DESCRIPTION("ASoC NAU8810 driver"); +MODULE_AUTHOR("David Lin ctlin0@nuvoton.com"); +MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/codecs/nau8810.h b/sound/soc/codecs/nau8810.h new file mode 100644 index 0000000..df88265 --- /dev/null +++ b/sound/soc/codecs/nau8810.h @@ -0,0 +1,281 @@ +/* + * NAU8810 ALSA SoC audio driver + * + * Copyright 2016 Nuvoton Technology Corp. + * Author: David Lin ctlin0@nuvoton.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __NAU8810_H__ +#define __NAU8810_H__ + +#define NAU8810_REG_RESET 0x00 +#define NAU8810_REG_POWER1 0x01 +#define NAU8810_REG_POWER2 0x02 +#define NAU8810_REG_POWER3 0x03 +#define NAU8810_REG_IFACE 0x04 +#define NAU8810_REG_COMP 0x05 +#define NAU8810_REG_CLOCK 0x06 +#define NAU8810_REG_SMPLR 0x07 +#define NAU8810_REG_DAC 0x0A +#define NAU8810_REG_DACGAIN 0x0B +#define NAU8810_REG_ADC 0x0E +#define NAU8810_REG_ADCGAIN 0x0F +#define NAU8810_REG_EQ1 0x12 +#define NAU8810_REG_EQ2 0x13 +#define NAU8810_REG_EQ3 0x14 +#define NAU8810_REG_EQ4 0x15 +#define NAU8810_REG_EQ5 0x16 +#define NAU8810_REG_DACLIM1 0x18 +#define NAU8810_REG_DACLIM2 0x19 +#define NAU8810_REG_NOTCH1 0x1B +#define NAU8810_REG_NOTCH2 0x1C +#define NAU8810_REG_NOTCH3 0x1D +#define NAU8810_REG_NOTCH4 0x1E +#define NAU8810_REG_ALC1 0x20 +#define NAU8810_REG_ALC2 0x21 +#define NAU8810_REG_ALC3 0x22 +#define NAU8810_REG_NOISEGATE 0x23 +#define NAU8810_REG_PLLN 0x24 +#define NAU8810_REG_PLLK1 0x25 +#define NAU8810_REG_PLLK2 0x26 +#define NAU8810_REG_PLLK3 0x27 +#define NAU8810_REG_ATTEN 0x28 +#define NAU8810_REG_INPUT_SIGNAL 0x2C +#define NAU8810_REG_PGAGAIN 0x2D +#define NAU8810_REG_ADCBOOST 0x2F +#define NAU8810_REG_OUTPUT 0x31 +#define NAU8810_REG_SPKMIX 0x32 +#define NAU8810_REG_SPKGAIN 0x36 +#define NAU8810_REG_MONOMIX 0x38 +#define NAU8810_REG_POWER4 0x3A +#define NAU8810_REG_TSLOTCTL1 0x3B +#define NAU8810_REG_TSLOTCTL2 0x3C +#define NAU8810_REG_DEVICE_REVID 0x3E +#define NAU8810_REG_I2C_DEVICEID 0x3F +#define NAU8810_REG_ADDITIONID 0x40 +#define NAU8810_REG_RESERVE 0x41 +#define NAU8810_REG_OUTCTL 0x45 +#define NAU8810_REG_ALC1ENHAN1 0x46 +#define NAU8810_REG_ALC1ENHAN2 0x47 +#define NAU8810_REG_MISCCTL 0x49 +#define NAU8810_REG_OUTTIEOFF 0x4B +#define NAU8810_REG_AGCP2POUT 0x4C +#define NAU8810_REG_AGCPOUT 0x4D +#define NAU8810_REG_AMTCTL 0x4E +#define NAU8810_REG_OUTTIEOFFMAN 0x4F +#define NAU8810_REG_MAX NAU8810_REG_OUTTIEOFFMAN + + +/* NAU8810_REG_POWER1 (0x1) */ +#define NAU8810_DCBUF_EN (0x1 << 8) +#define NAU8810_PLL_EN_SFT 5 +#define NAU8810_MICBIAS_EN_SFT 4 +#define NAU8810_ABIAS_EN (0x1 << 3) +#define NAU8810_IOBUF_EN (0x1 << 2) +#define NAU8810_REFIMP_MASK 0x3 +#define NAU8810_REFIMP_DIS 0x0 +#define NAU8810_REFIMP_80K 0x1 +#define NAU8810_REFIMP_300K 0x2 +#define NAU8810_REFIMP_3K 0x3 + +/* NAU8810_REG_POWER2 (0x2) */ +#define NAU8810_BST_EN_SFT 4 +#define NAU8810_PGA_EN_SFT 2 +#define NAU8810_ADC_EN_SFT 0 + +/* NAU8810_REG_POWER3 (0x3) */ +#define NAU8810_DAC_EN_SFT 0 +#define NAU8810_SPKMX_EN_SFT 2 +#define NAU8810_MOUTMX_EN_SFT 3 +#define NAU8810_PSPK_EN_SFT 5 +#define NAU8810_NSPK_EN_SFT 6 +#define NAU8810_MOUT_EN_SFT 7 + +/* NAU8810_REG_IFACE (0x4) */ +#define NAU8810_AIFMT_SFT 3 +#define NAU8810_AIFMT_MASK (0x3 << NAU8810_AIFMT_SFT) +#define NAU8810_AIFMT_RIGHT (0x0 << NAU8810_AIFMT_SFT) +#define NAU8810_AIFMT_LEFT (0x1 << NAU8810_AIFMT_SFT) +#define NAU8810_AIFMT_I2S (0x2 << NAU8810_AIFMT_SFT) +#define NAU8810_AIFMT_PCM_A (0x3 << NAU8810_AIFMT_SFT) +#define NAU8810_WLEN_SFT 5 +#define NAU8810_WLEN_MASK (0x3 << NAU8810_WLEN_SFT) +#define NAU8810_WLEN_16 (0x0 << NAU8810_WLEN_SFT) +#define NAU8810_WLEN_20 (0x1 << NAU8810_WLEN_SFT) +#define NAU8810_WLEN_24 (0x2 << NAU8810_WLEN_SFT) +#define NAU8810_WLEN_32 (0x3 << NAU8810_WLEN_SFT) +#define NAU8810_FSP_IF (0x1 << 7) +#define NAU8810_BCLKP_IB (0x1 << 8) + +/* NAU8810_REG_COMP (0x5) */ +#define NAU8810_ADDAP_SFT 0 +#define NAU8810_ADCCM_SFT 1 +#define NAU8810_DACCM_SFT 3 + +/* NAU8810_REG_CLOCK (0x6) */ +#define NAU8810_CLKIO_MASK 0x1 +#define NAU8810_CLKIO_SLAVE 0x0 +#define NAU8810_CLKIO_MASTER 0x1 +#define NAU8810_BCLKSEL_SFT 2 +#define NAU8810_BCLKSEL_MASK (0x7 << NAU8810_BCLKSEL_SFT) +#define NAU8810_BCLKDIV_1 (0x0 << NAU8810_BCLKSEL_SFT) +#define NAU8810_BCLKDIV_2 (0x1 << NAU8810_BCLKSEL_SFT) +#define NAU8810_BCLKDIV_4 (0x2 << NAU8810_BCLKSEL_SFT) +#define NAU8810_BCLKDIV_8 (0x3 << NAU8810_BCLKSEL_SFT) +#define NAU8810_BCLKDIV_16 (0x4 << NAU8810_BCLKSEL_SFT) +#define NAU8810_BCLKDIV_32 (0x5 << NAU8810_BCLKSEL_SFT) +#define NAU8810_MCLKSEL_SFT 5 +#define NAU8810_MCLKSEL_MASK (0x7 << NAU8810_MCLKSEL_SFT) +#define NAU8810_CLKM_SFT 8 +#define NAU8810_CLKM_MASK (0x1 << NAU8810_CLKM_SFT) +#define NAU8810_CLKM_MCLK (0x0 << NAU8810_CLKM_SFT) +#define NAU8810_CLKM_PLL (0x1 << NAU8810_CLKM_SFT) + +/* NAU8810_REG_SMPLR (0x7) */ +#define NAU8810_SMPLR_SFT 1 +#define NAU8810_SMPLR_MASK (0x7 << NAU8810_SMPLR_SFT) +#define NAU8810_SMPLR_48K (0x0 << NAU8810_SMPLR_SFT) +#define NAU8810_SMPLR_32K (0x1 << NAU8810_SMPLR_SFT) +#define NAU8810_SMPLR_24K (0x2 << NAU8810_SMPLR_SFT) +#define NAU8810_SMPLR_16K (0x3 << NAU8810_SMPLR_SFT) +#define NAU8810_SMPLR_12K (0x4 << NAU8810_SMPLR_SFT) +#define NAU8810_SMPLR_8K (0x5 << NAU8810_SMPLR_SFT) + +/* NAU8810_REG_DAC (0xA) */ +#define NAU8810_DACPL_SFT 0 +#define NAU8810_DACOS_SFT 3 +#define NAU8810_DEEMP_SFT 4 + +/* NAU8810_REG_DACGAIN (0xB) */ +#define NAU8810_DACGAIN_SFT 0 + +/* NAU8810_REG_ADC (0xE) */ +#define NAU8810_ADCPL_SFT 0 +#define NAU8810_ADCOS_SFT 3 +#define NAU8810_HPF_SFT 4 +#define NAU8810_HPFEN_SFT 8 + +/* NAU8810_REG_ADCGAIN (0xF) */ +#define NAU8810_ADCGAIN_SFT 0 + +/* NAU8810_REG_EQ1 (0x12) */ +#define NAU8810_EQ1GC_SFT 0 +#define NAU8810_EQ1CF_SFT 5 +#define NAU8810_EQM_SFT 8 + +/* NAU8810_REG_EQ2 (0x13) */ +#define NAU8810_EQ2GC_SFT 0 +#define NAU8810_EQ2CF_SFT 5 +#define NAU8810_EQ2BW_SFT 8 + +/* NAU8810_REG_EQ3 (0x14) */ +#define NAU8810_EQ3GC_SFT 0 +#define NAU8810_EQ3CF_SFT 5 +#define NAU8810_EQ3BW_SFT 8 + +/* NAU8810_REG_EQ4 (0x15) */ +#define NAU8810_EQ4GC_SFT 0 +#define NAU8810_EQ4CF_SFT 5 +#define NAU8810_EQ4BW_SFT 8 + +/* NAU8810_REG_EQ5 (0x16) */ +#define NAU8810_EQ5GC_SFT 0 +#define NAU8810_EQ5CF_SFT 5 + +/* NAU8810_REG_DACLIM1 (0x18) */ +#define NAU8810_DACLIMATK_SFT 0 +#define NAU8810_DACLIMDCY_SFT 4 +#define NAU8810_DACLIMEN_SFT 8 + +/* NAU8810_REG_DACLIM2 (0x19) */ +#define NAU8810_DACLIMBST_SFT 0 +#define NAU8810_DACLIMTHL_SFT 4 + +/* NAU8810_REG_ALC1 (0x20) */ +#define NAU8810_ALCMINGAIN_SFT 0 +#define NAU8810_ALCMXGAIN_SFT 3 +#define NAU8810_ALCEN_SFT 8 + +/* NAU8810_REG_ALC2 (0x21) */ +#define NAU8810_ALCSL_SFT 0 +#define NAU8810_ALCHT_SFT 4 +#define NAU8810_ALCZC_SFT 8 + +/* NAU8810_REG_ALC3 (0x22) */ +#define NAU8810_ALCATK_SFT 0 +#define NAU8810_ALCDCY_SFT 4 +#define NAU8810_ALCM_SFT 8 + +/* NAU8810_REG_NOISEGATE (0x23) */ +#define NAU8810_ALCNTH_SFT 0 +#define NAU8810_ALCNEN_SFT 3 + +/* NAU8810_REG_PLLN (0x24) */ +#define NAU8810_PLLN_MASK 0xF +#define NAU8810_PLLMCLK_DIV2 (0x1 << 4) + +/* NAU8810_REG_PLLK1 (0x25) */ +#define NAU8810_PLLK1_SFT 18 +#define NAU8810_PLLK1_MASK 0x3F + +/* NAU8810_REG_PLLK2 (0x26) */ +#define NAU8810_PLLK2_SFT 9 +#define NAU8810_PLLK2_MASK 0x1FF + +/* NAU8810_REG_PLLK3 (0x27) */ +#define NAU8810_PLLK3_MASK 0x1FF + +/* NAU8810_REG_INPUT_SIGNAL (0x2C) */ +#define NAU8810_PMICPGA_SFT 0 +#define NAU8810_NMICPGA_SFT 1 + +/* NAU8810_REG_PGAGAIN (0x2D) */ +#define NAU8810_PGAGAIN_SFT 0 +#define NAU8810_PGAMT_SFT 6 +#define NAU8810_PGAZC_SFT 7 + +/* NAU8810_REG_ADCBOOST (0x2F) */ +#define NAU8810_PMICBSTGAIN_SFT 4 +#define NAU8810_PGABST_SFT 8 + +/* NAU8810_REG_SPKMIX (0x32) */ +#define NAU8810_DACSPK_SFT 0 +#define NAU8810_BYPSPK_SFT 1 + +/* NAU8810_REG_SPKGAIN (0x36) */ +#define NAU8810_SPKGAIN_SFT 0 +#define NAU8810_SPKMT_SFT 6 +#define NAU8810_SPKZC_SFT 7 + +/* NAU8810_REG_MONOMIX (0x38) */ +#define NAU8810_DACMOUT_SFT 0 +#define NAU8810_BYPMOUT_SFT 1 +#define NAU8810_MOUTMXMT_SFT 6 + + +/* System Clock Source */ +enum { + NAU8810_SCLK_MCLK, + NAU8810_SCLK_PLL, +}; + +struct nau8810_pll { + int pre_factor; + int mclk_scaler; + int pll_frac; + int pll_int; +}; + +struct nau8810 { + struct device *dev; + struct regmap *regmap; + struct nau8810_pll pll; + int sysclk; + int clk_id; +}; + +#endif