The driver is for codec NAU88C10 of Nuvoton Technology Corporation.
Signed-off-by: John Hsu <KCHSU0(a)nuvoton.com>
---
.../devicetree/bindings/sound/nau8810.txt | 16 +
sound/soc/codecs/Kconfig | 5 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/nau8810.c | 833 +++++++++++++++++++++
sound/soc/codecs/nau8810.h | 272 +++++++
5 files changed, 1128 insertions(+)
create mode 100755 Documentation/devicetree/bindings/sound/nau8810.txt
create mode 100755 sound/soc/codecs/nau8810.c
create mode 100755 sound/soc/codecs/nau8810.h
diff --git a/Documentation/devicetree/bindings/sound/nau8810.txt b/Documentation/devicetree/bindings/sound/nau8810.txt
new file mode 100755
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 cb57f8f..bbd7324 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -91,6 +91,7 @@ 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
@@ -1046,6 +1047,10 @@ 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 550a174..3c15bc5 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -84,6 +84,7 @@ 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
@@ -301,6 +302,7 @@ 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 100755
index 0000000..d03e9c76
--- /dev/null
+++ b/sound/soc/codecs/nau8810.c
@@ -0,0 +1,833 @@
+/*
+ * nau8810.c -- NAU8810 ALSA Soc Audio driver
+ *
+ * Copyright 2016 Nuvoton Technology Corp.
+ *
+ * Author: David Lin <ctlin0(a)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"
+
+
+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, 0x00EF },
+ { NAU8810_REG_I2C_DEVICEID, 0x001A },
+ { NAU8810_REG_ADDITIONID, 0x00CA },
+ { NAU8810_REG_RESERVE, 0x0124 },
+ { NAU8810_REG_OUTCTL, 0x0001 },
+ { NAU8810_REG_ALC1ENHAN1, 0x0000 },
+ { NAU8810_REG_ALC1ENHAN2, 0x0039 },
+ { 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_ALC1ENHAN1 ... 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_ALC1ENHAN1 ... 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_EQ1 ... NAU8810_REG_EQ5:
+ case NAU8810_REG_NOTCH1 ... NAU8810_REG_NOTCH4:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static int nau8810_reg_write(void *context, unsigned int reg,
+ unsigned int value)
+{
+ struct i2c_client *client = context;
+ uint8_t buf[2];
+ __be16 *out = (void *)buf;
+ int ret;
+
+ *out = cpu_to_be16((reg << 9) | value);
+ ret = i2c_master_send(client, buf, sizeof(buf));
+ if (ret == sizeof(buf))
+ return 0;
+ else if (ret < 0)
+ return ret;
+ else
+ return -EIO;
+}
+
+static int nau8810_reg_read(void *context, unsigned int reg,
+ unsigned int *value)
+{
+ struct i2c_client *client = context;
+ struct i2c_msg xfer[2];
+ uint8_t reg_buf;
+ uint16_t val_buf;
+ int ret;
+
+ reg_buf = (uint8_t)(reg << 1);
+ xfer[0].addr = client->addr;
+ xfer[0].len = sizeof(reg_buf);
+ xfer[0].buf = ®_buf;
+ xfer[0].flags = 0;
+
+ xfer[1].addr = client->addr;
+ xfer[1].len = sizeof(val_buf);
+ xfer[1].buf = (uint8_t *)&val_buf;
+ xfer[1].flags = I2C_M_RD;
+
+ ret = i2c_transfer(client->adapter, xfer, ARRAY_SIZE(xfer));
+ if (ret < 0)
+ return ret;
+ else if (ret != ARRAY_SIZE(xfer))
+ return -EIO;
+
+ *value = be16_to_cpu(val_buf);
+
+ return 0;
+}
+
+static const char * const nau8810_companding[] = {
+ "Off", "NC", "u-law", "A-law"
+};
+static const char * const nau8810_deemp[] = {
+ "None", "32kHz", "44.1kHz", "48kHz"
+};
+static const char * const nau8810_eqmode[] = {"Capture", "Playback" };
+static const char * const nau8810_bw[] = {"Narrow", "Wide" };
+static const char * const nau8810_eq1[] = {
+ "80Hz", "105Hz", "135Hz", "175Hz"
+};
+static const char * const nau8810_eq2[] = {
+ "230Hz", "300Hz", "385Hz", "500Hz"
+};
+static const char * const nau8810_eq3[] = {
+ "650Hz", "850Hz", "1.1kHz", "1.4kHz"
+};
+static const char * const nau8810_eq4[] = {
+ "1.8kHz", "2.4kHz", "3.2kHz", "4.1kHz"
+};
+static const char * const nau8810_eq5[] = {
+ "5.3kHz", "6.9kHz", "9kHz", "11.7kHz"
+};
+static const char * const nau8810_alc[] = {"Normal", "Limiter" };
+
+static const struct soc_enum nau8810_enum[] = {
+ SOC_ENUM_SINGLE(NAU8810_REG_COMP, NAU8810_ADCCM_SFT,
+ ARRAY_SIZE(nau8810_companding), nau8810_companding),
+ SOC_ENUM_SINGLE(NAU8810_REG_COMP, NAU8810_DACCM_SFT,
+ ARRAY_SIZE(nau8810_companding), nau8810_companding),
+ SOC_ENUM_SINGLE(NAU8810_REG_DAC, NAU8810_DEEMP_SFT,
+ ARRAY_SIZE(nau8810_deemp), nau8810_deemp),
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ1, NAU8810_EQM_SFT,
+ ARRAY_SIZE(nau8810_eqmode), nau8810_eqmode),
+
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ1, NAU8810_EQ1CF_SFT,
+ ARRAY_SIZE(nau8810_eq1), nau8810_eq1),
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ2, NAU8810_EQ2BW_SFT,
+ ARRAY_SIZE(nau8810_bw), nau8810_bw),
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ2, NAU8810_EQ2CF_SFT,
+ ARRAY_SIZE(nau8810_eq2), nau8810_eq2),
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ3, NAU8810_EQ3BW_SFT,
+ ARRAY_SIZE(nau8810_bw), nau8810_bw),
+
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ3, NAU8810_EQ3CF_SFT,
+ ARRAY_SIZE(nau8810_eq3), nau8810_eq3),
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ4, NAU8810_EQ4BW_SFT,
+ ARRAY_SIZE(nau8810_bw), nau8810_bw),
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ4, NAU8810_EQ4CF_SFT,
+ ARRAY_SIZE(nau8810_eq4), nau8810_eq4),
+ SOC_ENUM_SINGLE(NAU8810_REG_EQ5, NAU8810_EQ5CF_SFT,
+ ARRAY_SIZE(nau8810_eq5), nau8810_eq5),
+
+ 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_enum[0]),
+ SOC_ENUM("DAC Companding", nau8810_enum[1]),
+ SOC_ENUM("DAC De-emphasis", nau8810_enum[2]),
+ SOC_ENUM("EQ Function", nau8810_enum[3]),
+ SOC_ENUM("EQ1 Cut Off", nau8810_enum[4]),
+ SOC_ENUM("EQ2 Bandwidth", nau8810_enum[5]),
+ SOC_ENUM("EQ2 Cut Off", nau8810_enum[6]),
+ SOC_ENUM("EQ3 Bandwidth", nau8810_enum[7]),
+ SOC_ENUM("EQ3 Cut Off", nau8810_enum[8]),
+ SOC_ENUM("EQ4 Bandwidth", nau8810_enum[9]),
+ SOC_ENUM("EQ4 Cut Off", nau8810_enum[10]),
+ SOC_ENUM("EQ5 Cut Off", nau8810_enum[11]),
+ SOC_ENUM("ALC Mode", nau8810_enum[12]),
+
+ SOC_SINGLE("Digital Loopback Switch", NAU8810_REG_COMP,
+ NAU8810_ADDAP_SFT, 1, 0),
+
+ SOC_SINGLE("DAC Inversion Switch", NAU8810_REG_DAC,
+ NAU8810_DACPL_SFT, 1, 0),
+ SOC_SINGLE_TLV("Playback Gain", 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 Gain", NAU8810_REG_ADCGAIN,
+ NAU8810_ADCGAIN_SFT, 0xff, 0, digital_tlv),
+
+ SOC_SINGLE_TLV("EQ1 Gain", NAU8810_REG_EQ1,
+ NAU8810_EQ1GC_SFT, 0x18, 1, eq_tlv),
+ SOC_SINGLE_TLV("EQ2 Gain", NAU8810_REG_EQ2,
+ NAU8810_EQ2GC_SFT, 0x18, 1, eq_tlv),
+ SOC_SINGLE_TLV("EQ3 Gain", NAU8810_REG_EQ3,
+ NAU8810_EQ3GC_SFT, 0x18, 1, eq_tlv),
+ SOC_SINGLE_TLV("EQ4 Gain", NAU8810_REG_EQ4,
+ NAU8810_EQ4GC_SFT, 0x18, 1, eq_tlv),
+ SOC_SINGLE_TLV("EQ5 Gain", 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_SINGLE("ALC Enable Switch", NAU8810_REG_ALC1,
+ NAU8810_ALCEN_SFT, 1, 0),
+ SOC_SINGLE("ALC Max Gain", NAU8810_REG_ALC1,
+ NAU8810_ALCMXGAIN_SFT, 0x7, 0),
+ SOC_SINGLE("ALC Min Gain", 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);
+
+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_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[] = {
+ /* 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"},
+ {"Input Boost Stage", NULL, "Input PGA"},
+ {"Input Boost Stage", NULL, "MICP"},
+
+ /* Input PGA */
+ {"Input PGA", "MicN Switch", "MICN"},
+ {"Input PGA", "MicP Switch", "MICP"},
+};
+
+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->sysclk = freq;
+ dev_dbg(nau8810->dev, "master sysclk %dHz\n", nau8810->sysclk);
+
+ return 0;
+}
+
+static int nau8810_config_clkdiv(struct nau8810 *nau8810, int div, int rate)
+{
+ struct regmap *regmap = nau8810->regmap;
+ int i, sclk, imclk;
+
+ switch (nau8810->div_id) {
+ case NAU8810_MCLK_DIV_PLL:
+ /* master clock from PLL and enable PLL */
+ regmap_update_bits(regmap, NAU8810_REG_CLOCK,
+ NAU8810_MCLKSEL_MASK, (div << NAU8810_MCLKSEL_SFT));
+ regmap_update_bits(regmap, NAU8810_REG_POWER1,
+ NAU8810_PLL_EN, NAU8810_PLL_EN);
+ regmap_update_bits(regmap, NAU8810_REG_CLOCK,
+ NAU8810_CLKM_MASK, NAU8810_CLKM_PLL);
+ break;
+
+ case NAU8810_MCLK_DIV_MCLK:
+ /* Configure the master clock prescaler div to make system
+ * clock to approximate the internal master clock (IMCLK);
+ * and large or equal to IMCLK.
+ */
+ div = 0;
+ imclk = rate * 256;
+ 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(regmap, NAU8810_REG_CLOCK,
+ NAU8810_MCLKSEL_MASK, (div << NAU8810_MCLKSEL_SFT));
+ regmap_update_bits(regmap, NAU8810_REG_CLOCK,
+ NAU8810_CLKM_MASK, NAU8810_CLKM_MCLK);
+ regmap_update_bits(regmap, NAU8810_REG_POWER1,
+ NAU8810_PLL_EN, 0);
+ break;
+
+ case NAU8810_BCLK_DIV:
+ regmap_update_bits(regmap, NAU8810_REG_CLOCK,
+ NAU8810_BCLKSEL_MASK, (div << NAU8810_BCLKSEL_SFT));
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int nau8810_set_clkdiv(struct snd_soc_dai *dai, int div_id, int div)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec);
+ int ret = 0;
+
+ nau8810->div_id = div_id;
+ if (div_id != NAU8810_MCLK_DIV_MCLK)
+ /* Defer the master clock prescaler configuration to DAI
+ * hardware parameter if master clock from MCLK because
+ * it needs runtime fs information to get the proper div.
+ */
+ ret = nau8810_config_clkdiv(nau8810, div, 0);
+
+ return ret;
+}
+
+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_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;
+
+ 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->div_id == NAU8810_MCLK_DIV_MCLK)
+ nau8810_config_clkdiv(nau8810, 0, params_rate(params));
+
+ return 0;
+}
+
+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_clkdiv = nau8810_set_clkdiv,
+};
+
+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,
+ .reg_read = nau8810_reg_read,
+ .reg_write = nau8810_reg_write,
+
+ .cache_type = REGCACHE_RBTREE,
+ .reg_defaults = nau8810_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(nau8810_reg_defaults),
+};
+
+static int nau8810_probe(struct snd_soc_codec *codec)
+{
+ struct nau8810 *nau8810 = snd_soc_codec_get_drvdata(codec);
+
+ regmap_write(nau8810->regmap, NAU8810_REG_RESET, 0x00);
+
+ return 0;
+}
+
+static struct snd_soc_codec_driver soc_codec_dev_nau8810 = {
+ .probe = nau8810_probe,
+ .set_bias_level = nau8810_set_bias_level,
+ .suspend_bias_off = true,
+
+ .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(dev, NULL,
+ i2c, &nau8810_regmap_config);
+ if (IS_ERR(nau8810->regmap))
+ return PTR_ERR(nau8810->regmap);
+
+ nau8810->dev = dev;
+
+ return snd_soc_register_codec(dev,
+ &soc_codec_dev_nau8810, &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(a)nuvoton.com>");
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/codecs/nau8810.h b/sound/soc/codecs/nau8810.h
new file mode 100755
index 0000000..174d26e
--- /dev/null
+++ b/sound/soc/codecs/nau8810.h
@@ -0,0 +1,272 @@
+/*
+ * NAU8810 ALSA SoC audio driver
+ *
+ * Copyright 2016 Nuvoton Technology Corp.
+ * Author: David Lin <ctlin0(a)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 (0x1 << 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_MASK 0x3F
+
+/* NAU8810_REG_PLLK2 (0x26) */
+#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
+
+
+/* Clock divider Id's */
+enum {
+ NAU8810_MCLK_DIV_PLL,
+ NAU8810_MCLK_DIV_MCLK,
+ NAU8810_BCLK_DIV,
+};
+
+struct nau8810 {
+ struct device *dev;
+ struct regmap *regmap;
+ int sysclk;
+ int div_id;
+};
+
+#endif
--
2.6.4
