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Date: Sun, 15 Feb 2015 15:49:30 +0800
From: Wan Zongshun <Vincent.wan@....com>
To: <broonie@...nel.org>, <mcuos.com@...il.com>, <tiwai@...e.de>,
<alsa-devel@...a-project.org>, <lgirdwood@...il.com>
CC: <linux-kernel@...r.kernel.org>, Wan Zongshun <Vincent.wan@....com>,
Chih-Chiang Chang <ccchang12@...oton.com>
Subject: [PATCH] ASoC: Add support for NAU8824 codec to ASoC
Signed-off-by: Wan Zongshun <mcuos.com@...il.com>
Signed-off-by: Chih-Chiang Chang <ccchang12@...oton.com>
---
sound/soc/codecs/Kconfig | 5 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/nau8824.c | 770 +++++++++++++++++++++++++++++++++++++++++++++
sound/soc/codecs/nau8824.h | 379 ++++++++++++++++++++++
4 files changed, 1156 insertions(+)
create mode 100644 sound/soc/codecs/nau8824.c
create mode 100644 sound/soc/codecs/nau8824.h
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 064e6c1..862b7bd 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -75,6 +75,7 @@ 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_NAU8824 if I2C
select SND_SOC_HDMI_CODEC
select SND_SOC_PCM1681 if I2C
select SND_SOC_PCM1792A if SPI_MASTER
@@ -463,6 +464,10 @@ config SND_SOC_MAX98357A
config SND_SOC_MAX9850
tristate
+config SND_SOC_NAU8824
+ tristate "Nuvoton NAU8824 CODEC"
+ depends on I2C
+
config SND_SOC_PCM1681
tristate "Texas Instruments PCM1681 CODEC"
depends on I2C
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 69b8666..acb7bda 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -68,6 +68,7 @@ snd-soc-max98357a-objs := max98357a.o
snd-soc-max9850-objs := max9850.o
snd-soc-mc13783-objs := mc13783.o
snd-soc-ml26124-objs := ml26124.o
+snd-soc-nau8824-objs := nau8824.o
snd-soc-hdmi-codec-objs := hdmi.o
snd-soc-pcm1681-objs := pcm1681.o
snd-soc-pcm1792a-codec-objs := pcm1792a.o
@@ -250,6 +251,7 @@ obj-$(CONFIG_SND_SOC_MAX98357A) += snd-soc-max98357a.o
obj-$(CONFIG_SND_SOC_MAX9850) += snd-soc-max9850.o
obj-$(CONFIG_SND_SOC_MC13783) += snd-soc-mc13783.o
obj-$(CONFIG_SND_SOC_ML26124) += snd-soc-ml26124.o
+obj-$(CONFIG_SND_SOC_NAU8824) += snd-soc-nau8824.o
obj-$(CONFIG_SND_SOC_HDMI_CODEC) += snd-soc-hdmi-codec.o
obj-$(CONFIG_SND_SOC_PCM1681) += snd-soc-pcm1681.o
obj-$(CONFIG_SND_SOC_PCM1792A) += snd-soc-pcm1792a-codec.o
diff --git a/sound/soc/codecs/nau8824.c b/sound/soc/codecs/nau8824.c
new file mode 100644
index 0000000..80c2283
--- /dev/null
+++ b/sound/soc/codecs/nau8824.c
@@ -0,0 +1,770 @@
+/*
+ * linux/sound/soc/codecs/nau8824.c
+ *
+ * Copyright 2015 Nuvoton Technology Corp.
+ * Author: Meng-Huang Kuo <mhkuo@...oton.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.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/gpio.h>
+#include <linux/device.h>
+#include <linux/clk.h>
+#include <linux/regmap.h>
+#include <linux/acpi.h>
+#include <asm/div64.h>
+#include <sound/jack.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <linux/delay.h>
+
+#include "nau8824.h"
+
+static int nau8824_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai);
+static int nau8824_set_dai_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int fmt);
+static int nau8824_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level);
+static int nau8824_set_sysclk(struct snd_soc_codec *codec, int clk_id,
+ int source, unsigned int freq, int dir);
+static const DECLARE_TLV_DB_SCALE(out_spk_vol_tlv, 0, 100, 0);
+static const DECLARE_TLV_DB_SCALE(out_hp_vol_tlv, -3000, 100, 0);
+static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -12800, 50, 0);
+static const DECLARE_TLV_DB_SCALE(in_vol_tlv, -3450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -12800, 50, 0);
+static const DECLARE_TLV_DB_SCALE(adc_left_vol_tlv, -12750, 50, 1);
+static const DECLARE_TLV_DB_SCALE(adc_right_vol_tlv, -12750, 50, 1);
+
+static const struct snd_kcontrol_new nau8824_snd_controls[] = {
+ /* SP Class-D mute control */
+ SOC_DOUBLE("SP Playback Switch", NAU8824_CLASS_D_GAIN1,
+ NAU8824_CLASS_D_SFT, NAU8824_CLASS_D_SFT, 1, 0),
+ /* SP Class-D driver output stage gain control */
+ SOC_SINGLE_TLV("SP Left Volume", NAU8824_CLASS_D_GAIN2,
+ NAU8824_CLASS_D_GAIN_L_SFT,
+ NAU8824_SPK_VOL_RSCL_RANGE, 0, out_spk_vol_tlv),
+ SOC_SINGLE_TLV("SP Right Volume", NAU8824_CLASS_D_GAIN1,
+ NAU8824_CLASS_D_GAIN_R_SFT,
+ NAU8824_SPK_VOL_RSCL_RANGE, 0,
+ out_spk_vol_tlv),
+ /* SP Class-D mute control */
+ SOC_DOUBLE("HP Playback Switch", NAU8824_HP_MUTE, NAU8824_L_MUTE_SFT,
+ NAU8824_R_MUTE_SFT, 1, 1),
+ SOC_SINGLE_TLV("HP Left Volume", NAU8824_HP_VOL, NAU8824_L_VOL_SFT,
+ NAU8824_VOL_RSCL_RANGE, 1, out_hp_vol_tlv),
+ SOC_SINGLE_TLV("HP Right Volume", NAU8824_HP_VOL, NAU8824_R_VOL_SFT,
+ NAU8824_VOL_RSCL_RANGE, 1, out_hp_vol_tlv),
+ /* DMIC control */
+ SOC_DOUBLE("DMIC L R Switch", NAU8824_ENA_CTRL, NAU8824_DMIC_CH0_SFT,
+ NAU8824_DMIC_CH1_SFT, 1, 0),
+ SOC_SINGLE("DMIC Enable", NAU8824_BIAS_ADJ, NAU8824_DMIC1_SFT, 1, 0),
+ SOC_SINGLE("VMID Switch", NAU8824_BIAS_ADJ, NAU8824_VMID_SFT, 1, 0),
+ SOC_SINGLE("BIAS Switch", NAU8824_BOOST, NAU8824_G_BIAS_SFT, 1, 0),
+ SOC_DOUBLE_R_TLV("MIC L R Gain", NAU8824_ADC_CH0_DGAIN_CTRL,
+ NAU8824_ADC_CH1_DGAIN_CTRL, 0,
+ NAU8824_ADC_VOL_RSCL_RANGE, 0, adc_vol_tlv),
+};
+
+static int set_dmic_clk(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ snd_soc_update_bits(codec, NAU8824_CLK_DIVIDER,
+ NAU8824_CLK_DMIC_SRC_MASK,
+ NAU8824_CLK_DMIC_DIV_4);
+ break;
+ default:
+ break;
+ }
+ return 0;
+}
+
+static const struct snd_kcontrol_new nau8824_rec_l_mix[] = {
+ SOC_DAPM_SINGLE("BST1 Switch", SND_SOC_NOPM,
+ 0, 0, 0),
+};
+
+static const struct snd_kcontrol_new nau8824_rec_r_mix[] = {
+ SOC_DAPM_SINGLE("BST2 Switch", SND_SOC_NOPM,
+ 0, 0, 0),
+};
+
+static const struct snd_kcontrol_new nau8824_spo_mix[] = {
+ SOC_DAPM_SINGLE("SP L Switch", SND_SOC_NOPM,
+ 0, 0, 0),
+ SOC_DAPM_SINGLE("SP R Switch", SND_SOC_NOPM,
+ 0, 0, 0),
+};
+
+static const struct snd_kcontrol_new nau8824_hpo_mix[] = {
+ SOC_DAPM_SINGLE("HP L Switch",
+ NAU8824_HPO_MIXER, NAU8824_M_HPVOL_L_HM_SFT,
+ 1, 0),
+ SOC_DAPM_SINGLE("HP R Switch",
+ NAU8824_HPO_MIXER, NAU8824_M_HPVOL_R_HM_SFT,
+ 1, 0),
+};
+
+static const char * const nau8824_stereo_adc1_src[] = { "ADC", "DMIC" };
+
+static const SOC_ENUM_SINGLE_DECL(nau8824_stereo_adc_l1_enum, NAU8824_ENA_CTRL,
+ NAU8824_DMIC_CH0_SFT, nau8824_stereo_adc1_src);
+
+static const SOC_ENUM_SINGLE_DECL(nau8824_stereo_adc_r1_enum, NAU8824_ENA_CTRL,
+ NAU8824_DMIC_CH1_SFT, nau8824_stereo_adc1_src);
+
+static const struct snd_kcontrol_new nau8824_sto_adc_l1_mux =
+ SOC_DAPM_ENUM("Stereo ADC L1 source",
+ nau8824_stereo_adc_l1_enum);
+
+static const struct snd_kcontrol_new nau8824_sto_adc_r1_mux =
+ SOC_DAPM_ENUM("Stereo ADC R1 source",
+ nau8824_stereo_adc_r1_enum);
+
+static int nau8824_spk_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ snd_soc_update_bits(codec, NAU8824_ANALOG_CTRL2,
+ NAU8824_CLASS_D_CLAMP_MSK,
+ NAU8824_CLASS_D_CLAMP_BETTER);
+ break;
+ case SND_SOC_DAPM_PRE_PMD:
+ snd_soc_update_bits(codec, NAU8824_CLASS_D_GAIN1,
+ NAU8824_CLASS_D_MASK, NAU8824_CLASS_D_DIS);
+ default:
+ break;
+ }
+ return 0;
+}
+
+static int nau8824_hp_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ return 0;
+}
+
+static int nau8824_dac1_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ return 0;
+}
+
+static int micbias_power_on_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+
+ if (SND_SOC_DAPM_EVENT_ON(event))
+ snd_soc_update_bits(codec, NAU8824_BOOST, NAU8824_G_BIAS_MASK,
+ NAU8824_G_BIAS_EN);
+ else if (SND_SOC_DAPM_EVENT_OFF(event))
+ snd_soc_update_bits(codec, NAU8824_BOOST, NAU8824_G_BIAS_MASK,
+ NAU8824_G_BIAS_DIS);
+ return 0;
+}
+
+static int vmid_power_on_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = w->codec;
+
+ if (SND_SOC_DAPM_EVENT_ON(event))
+ snd_soc_update_bits(codec, NAU8824_BIAS_ADJ,
+ NAU8824_VMID_MASK, NAU8824_VMID_EN);
+ else if (SND_SOC_DAPM_EVENT_OFF(event))
+ snd_soc_update_bits(codec, NAU8824_BIAS_ADJ,
+ NAU8824_VMID_MASK, NAU8824_VMID_DIS);
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget nau8824_dapm_widgets[] = {
+
+ SND_SOC_DAPM_INPUT("DMIC1"),
+ SND_SOC_DAPM_INPUT("IN1P"),
+ SND_SOC_DAPM_INPUT("IN1N"),
+ SND_SOC_DAPM_INPUT("IN2P"),
+ SND_SOC_DAPM_INPUT("IN2N"),
+
+ SND_SOC_DAPM_SUPPLY("micbias", SND_SOC_NOPM, 0, 0,
+ micbias_power_on_event, SND_SOC_DAPM_PRE_PMU
+ | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_SUPPLY("vmid", SND_SOC_NOPM, 0, 0, vmid_power_on_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
+ SND_SOC_DAPM_PGA("DMIC L1", NAU8824_ENA_CTRL, NAU8824_DMIC_CH0_SFT,
+ 0, NULL, 0),
+ SND_SOC_DAPM_PGA("DMIC R1", NAU8824_ENA_CTRL, NAU8824_DMIC_CH1_SFT,
+ 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("DMIC CLK", SND_SOC_NOPM, 0, 0, set_dmic_clk,
+ SND_SOC_DAPM_PRE_PMU),
+
+ /* REC Mixer */
+ SND_SOC_DAPM_MIXER("RECMIXL", SND_SOC_NOPM, 0, 0, nau8824_rec_l_mix,
+ ARRAY_SIZE(nau8824_rec_l_mix)),
+ SND_SOC_DAPM_MIXER("RECMIXR", SND_SOC_NOPM, 0, 0, nau8824_rec_r_mix,
+ ARRAY_SIZE(nau8824_rec_r_mix)),
+
+ /* ADCs */
+ SND_SOC_DAPM_ADC("ADC L", NULL, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_ADC("ADC R", NULL, SND_SOC_NOPM, 0, 0),
+
+ /* ADC Mux */
+ SND_SOC_DAPM_MUX("Stereo ADC L1 Mux", SND_SOC_NOPM, 0, 0,
+ &nau8824_sto_adc_l1_mux),
+ SND_SOC_DAPM_MUX("Stereo ADC R1 Mux", SND_SOC_NOPM, 0, 0,
+ &nau8824_sto_adc_r1_mux),
+ /* ADC IF1 */
+ SND_SOC_DAPM_PGA("IF1 ADC", SND_SOC_NOPM, 0, 0, NULL, 0),
+
+ /* Audio Interface */
+ SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
+
+ /* DACs */
+ SND_SOC_DAPM_DAC_E("DAC L1", NULL, NAU8824_DAC_CTRL,
+ NAU8824_DAC_L_SFT, 0, nau8824_dac1_event,
+ SND_SOC_DAPM_PRE_PMD),
+ SND_SOC_DAPM_DAC_E("DAC R1", NULL, NAU8824_DAC_CTRL,
+ NAU8824_DAC_R_SFT, 0, nau8824_dac1_event,
+ SND_SOC_DAPM_PRE_PMD),
+
+ /* SPO/HPO/LOUT/Mono Mixer */
+ SND_SOC_DAPM_MIXER("SPO MIX", SND_SOC_NOPM, 0, 0, nau8824_spo_mix,
+ ARRAY_SIZE(nau8824_spo_mix)),
+ SND_SOC_DAPM_MIXER("HPO MIX", SND_SOC_NOPM, 0, 0, nau8824_hpo_mix,
+ ARRAY_SIZE(nau8824_hpo_mix)),
+
+ SND_SOC_DAPM_PGA_S("HP amp", 1, NAU8824_CLASS_G_CTRL,
+ NAU8824_CLASS_G_SHIFT, 0, nau8824_hp_event,
+ SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
+ SND_SOC_DAPM_PGA_S("SPK amp", 1, NAU8824_CLASS_D_GAIN1,
+ NAU8824_CLASS_D_SFT, 0, nau8824_spk_event,
+ SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
+
+ /* Output Lines */
+ SND_SOC_DAPM_OUTPUT("SPK"),
+ SND_SOC_DAPM_OUTPUT("HPOL"),
+ SND_SOC_DAPM_OUTPUT("HPOR"),
+};
+
+static const struct snd_soc_dapm_route nau8824_dapm_routes[] = {
+
+ {"DMIC L1", NULL, "DMIC1"},
+ {"DMIC R1", NULL, "DMIC1"},
+
+ {"BST1", NULL, "IN1P"},
+ {"BST1", NULL, "IN1N"},
+ {"BST2", NULL, "IN2P"},
+ {"BST2", NULL, "IN2N"},
+ {"IN2P", NULL, "micbias"},
+ {"IN2P", NULL, "vmid"},
+
+ {"RECMIXL", "BST1 Switch", "BST1"},
+ {"RECMIXR", "BST2 Switch", "BST2"},
+
+ {"ADC L", NULL, "RECMIXL"},
+ {"ADC R", NULL, "RECMIXR"},
+ {"DMIC L1", NULL, "DMIC CLK"},
+ {"DMIC R1", NULL, "DMIC CLK"},
+
+ {"Stereo ADC L1 Mux", "ADC", "ADC L"},
+ {"Stereo ADC L1 Mux", "DMIC", "DMIC L1"},
+ {"Stereo ADC R1 Mux", "ADC", "ADC R"},
+ {"Stereo ADC R1 Mux", "DMIC", "DMIC R1"},
+ {"AIF1TX", NULL, "IF1 ADC"},
+
+ {"DAC L1", NULL, "AIF1RX"},
+ {"DAC R1", NULL, "AIF1RX"},
+ {"SPO MIX", "SP L Switch", "DAC L1"},
+ {"SPO MIX", "SP R Switch", "DAC R1"},
+ {"SPK amp", NULL, "SPO MIX"},
+ {"SPK", NULL, "SPK amp"},
+
+ {"HPO MIX", "HP L Switch", "DAC L1"},
+ {"HPO MIX", "HP R Switch", "DAC R1"},
+ {"HP amp", NULL, "HPO MIX"},
+ {"HPOL", NULL, "HP amp"},
+ {"HPOR", NULL, "HP amp"},
+};
+
+static int nau8824_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *tmp)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_codec *codec = rtd->codec;
+ unsigned int val_len = 0;
+
+ dev_dbg(codec->dev, "%s\n", __func__);
+ dev_dbg(codec->dev, "##- Data length: %d\n", params_format(params));
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ val_len |= NAU8824_I2S_DL_20;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ val_len |= NAU8824_I2S_DL_24;
+ break;
+ case SNDRV_PCM_FORMAT_S8:
+ case SNDRV_PCM_FORMAT_S32_LE:
+ val_len |= NAU8824_I2S_DL_32;
+ break;
+ default:
+ return -EINVAL;
+ }
+ snd_soc_update_bits(codec, NAU8824_I2S_PCM_CTRL_1, NAU8824_I2S_DL_MASK,
+ val_len);
+ return 0;
+}
+
+static int nau8824_dac_mute(struct snd_soc_dai *codec_dai, int mute)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+
+ if (mute)
+ snd_soc_update_bits(codec, NAU8824_DAC_MUTE_CTRL,
+ NAU8824_SOFT_MUTE_MASK, NAU8824_SOFT_MUTE_EN);
+ else
+ snd_soc_update_bits(codec, NAU8824_DAC_MUTE_CTRL,
+ NAU8824_SOFT_MUTE_MASK, NAU8824_SOFT_MUTE_DIS);
+ return 0;
+}
+
+static int nau8824_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ unsigned int reg_val = 0, reg_val_2 = 0;
+
+ dev_dbg(codec->dev, "%s: Entered\n", __func__);
+ dev_dbg(codec->dev, "###nau8824_set_dai_fmt %x\n", fmt);
+ dev_dbg(codec->dev, "##+ nau8824_set_dai_fmt (%x)\n", fmt);
+
+ /* set master/slave audio interface */
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ reg_val_2 |= NAU8824_I2S_MS_M;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ case SND_SOC_DAIFMT_CBS_CFM:
+ break;
+ default:
+ dev_alert(codec->dev, "Invalid DAI master/slave interface\n");
+ return -EINVAL;
+ }
+
+ /* interface format */
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ reg_val |= NAU8824_I2S_BP_INV;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ reg_val |= NAU8824_I2S_DF_I2S;
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ reg_val |= NAU8824_I2S_DF_LEFT;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ reg_val |= NAU8824_I2S_DF_RIGHT;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ reg_val |= NAU8824_I2S_DF_PCM_A;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ reg_val |= NAU8824_I2S_DF_PCM_B;
+ reg_val |= NAU8824_I2S_PCMB_EN;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ snd_soc_update_bits(codec, NAU8824_I2S_PCM_CTRL_1,
+ NAU8824_I2S_DL_MASK | NAU8824_I2S_DF_MASK
+ | NAU8824_I2S_BP_MASK | NAU8824_I2S_PCMB_MASK,
+ reg_val);
+ snd_soc_update_bits(codec, NAU8824_I2S_PCM_CTRL_2, NAU8824_I2S_MS_MASK,
+ reg_val_2);
+
+ dev_dbg(codec->dev, "##-nau8824_set_dai_fmt Master\n");
+ dev_dbg(codec->dev, "%s: Exiting\n", __func__);
+ return 0;
+}
+
+static int nau8824_FLL_freerun_mode(struct snd_soc_codec *codec, int IsEnable)
+{
+ if (IsEnable == true) {
+ snd_soc_write(codec, 0x03, 0x0853);
+ snd_soc_write(codec, 0x09, 0xE000);
+ snd_soc_write(codec, 0x03, 0x8853);
+ } else {
+ snd_soc_write(codec, 0x03, 0x0853);
+ snd_soc_write(codec, 0x09, 0x6000);
+ snd_soc_write(codec, 0x03, 0x8853);
+ }
+ return 0;
+}
+
+void set_sys_clk(struct snd_soc_codec *codec, int sys_clk)
+{
+ pr_debug("%s sys_clk=%x\n", __func__, sys_clk);
+ switch (sys_clk) {
+ case NAU8824_INTERNALCLOCK:
+ nau8824_FLL_freerun_mode(codec, true);
+ break;
+
+ case NAU8824_MCLK:
+ default:
+ nau8824_FLL_freerun_mode(codec, false);
+ break;
+ }
+}
+
+static int nau8824_set_dai_pll(struct snd_soc_dai *dai,
+ int pll_id, int source, unsigned int freq_in,
+ unsigned int freq_out)
+{
+ struct snd_soc_codec *codec = dai->codec;
+
+ dev_dbg(codec->dev, "In nau8824: dai_set_pll\n");
+ return 0;
+}
+
+static int nau8824_set_sysclk(struct snd_soc_codec *codec,
+ int clk_id, int source, unsigned int freq, int dir)
+{
+ int divider = 1;
+
+ if (clk_id == NAU8824_MCLK) {
+ set_sys_clk(codec, NAU8824_MCLK);
+ dev_dbg(codec->dev, "%s: input freq = %d divider = %d",
+ __func__, freq, divider);
+
+ } else if (clk_id == NAU8824_INTERNALCLOCK) {
+ set_sys_clk(codec, NAU8824_INTERNALCLOCK);
+ } else {
+ dev_err(codec->dev, "Wrong clock src\n");
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int nau8824_set_bias_level(struct snd_soc_codec *codec,
+ enum snd_soc_bias_level level)
+{
+ dev_dbg(codec->dev, "## nau8824_set_bias_level %d\n", level);
+ if (level == codec->dapm.bias_level) {
+ dev_dbg(codec->dev, "##set_bias_level: level returning...\r\n");
+ return -EINVAL;
+ }
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ /* All power is driven by DAPM system*/
+ dev_dbg(codec->dev, "###nau8824_set_bias_level BIAS_ON\n");
+ snd_soc_update_bits(codec, NAU8824_BIAS_ADJ,
+ NAU8824_VMID_MASK, NAU8824_VMID_EN);
+ snd_soc_update_bits(codec, NAU8824_BOOST,
+ NAU8824_G_BIAS_MASK, NAU8824_G_BIAS_EN);
+ break;
+
+ case SND_SOC_BIAS_PREPARE:
+ dev_dbg(codec->dev, "###nau8824_set_bias_level BIAS_PREPARE\n");
+ break;
+
+ case SND_SOC_BIAS_STANDBY:
+ dev_dbg(codec->dev, "###nau8824_set_bias_level STANDBY\n");
+ break;
+
+ case SND_SOC_BIAS_OFF:
+ dev_dbg(codec->dev, "###nau8824_set_bias_level OFF\n");
+ set_sys_clk(codec, NAU8824_INTERNALCLOCK);
+ snd_soc_update_bits(codec, NAU8824_BIAS_ADJ, NAU8824_VMID_MASK,
+ NAU8824_VMID_DIS);
+ snd_soc_update_bits(codec, NAU8824_BOOST,
+ NAU8824_G_BIAS_MASK, NAU8824_G_BIAS_DIS);
+ break;
+ default:
+ break;
+ }
+ codec->dapm.bias_level = level;
+ dev_dbg(codec->dev, "## nau8824_set_bias_level %d\n", level);
+
+ return 0;
+}
+
+static int nau8824_suspend(struct snd_soc_codec *codec)
+{
+ dev_dbg(codec->dev, "%s: Entered\n", __func__);
+ nau8824_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ dev_dbg(codec->dev, "%s: Exiting\n", __func__);
+ return 0;
+}
+
+static int nau8824_resume(struct snd_soc_codec *codec)
+{
+ dev_dbg(codec->dev, "%s: Entered\n", __func__);
+ nau8824_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
+ dev_dbg(codec->dev, "%s: Exiting\n", __func__);
+ return 0;
+}
+
+struct nau8824_init_reg {
+ u8 reg;
+ u16 val;
+};
+
+static struct nau8824_init_reg init_list[] = {
+ {0x0000, 0x0001},
+ {0x0000, 0x0000},
+ {0x0066, 0x0060},
+ {0x0076, 0x3000},
+ {0x0004, 0x0002},
+ {0x0005, 0xDD44},
+ {0x0006, 0x0007},
+ {0x0007, 0x0810},
+ {0x0008, 0xC000},
+ {0x0074, 0x1106},
+ {0x0073, 0x330C},
+ {0x0080, 0x0000},
+ {0x006D, 0x0100},
+ {0x006E, 0x0001},
+ {0x006A, 0x0008},
+ {0x006D, 0x0180},
+ {0x006D, 0x1480},
+ {0x006E, 0x0014},
+ {0x0050, 0x2007},
+ {0x0080, 0x3020},
+ {0x006B, 0xC000},
+ {0x007B, 0x1E1E},
+ {0x006B, 0xC005},
+ {0x0068, 0x8000},
+ {0x0076, 0x300F},
+ {0x007F, 0x000F},
+ {0x0080, 0x0020},
+ {0x006B, 0x0005},
+ {0x007B, 0x0000},
+ {0x0002, 0x0800},
+ {0x0025, 0x1000},
+ {0x0024, 0x0002},
+ {0x0002, 0x0AA5},
+ {0x0020, 0x0000},
+ {0x0025, 0x1082},
+ {0x0031, 0x0800},
+ {0x0032, 0x0100},
+ {0x0033, 0x0300},
+ {0x0034, 0x0000},
+ {0x001C, 0x000A},
+ {0x001F, 0x2000},
+ {0x0001, 0x0030},
+ {0x0002, 0x3AA5},
+ {0x0067, 0x4040},
+ {0x007F, 0x300F},
+ {0x0077, 0x0010},
+ {0x0078, 0x3C00},
+ {0x0076, 0x380F},
+ {0x0076, 0x300F},
+ {0x007A, 0x0202},
+ {0x0067, 0x0000},
+ {0x0072, 0x40A0},
+ {0x0079, 0x0300},
+ {0x0023, 0x1010},
+ {0x0024, 0x0002},
+ {0x0038, 0x1486},
+ {0x003C, 0x1486},
+ {0x0066, 0x0064},
+ {0x0001, 0x40F0},
+ {0x0001, 0x48F0},
+ {0x0025, 0x3082},
+ {0x0020, 0x0003},
+ {0x0024, 0x8102},
+ {0x002D, 0x0108},
+ {0x002E, 0x0308},
+ {0x002F, 0x0500},
+ {0x0030, 0x0700},
+ {0x001C, 0x000A},
+ {0x001F, 0x2000},
+ {0x0002, 0x3BA5},
+ {0x0001, 0x48F3},
+ {0x0002, 0xFBA5},
+ {0x0014, 0x2210},
+ {0x007c, 0x1e1e},
+};
+
+#define NAU8824_INIT_REG_LEN ARRAY_SIZE(init_list)
+static int nau8824_reg_init(struct snd_soc_codec *codec)
+{
+ int i;
+
+ mdelay(1);
+ for (i = 0; i < NAU8824_INIT_REG_LEN; i++) {
+ if (init_list[i].reg == 0xFFFF)
+ mdelay(1);
+ else
+ snd_soc_write(codec, init_list[i].reg,
+ init_list[i].val);
+ }
+ return 0;
+}
+
+static int nau8824_codec_probe(struct snd_soc_codec *codec)
+{
+ int ret = 0;
+ struct nau8824_priv *nau8824;
+
+ nau8824 = snd_soc_codec_get_drvdata(codec);
+ codec->control_data = nau8824->regmap;
+ mutex_init(&nau8824->mutex);
+ nau8824_reg_init(codec);
+
+ /* Dynamic Headset detection enabled */
+ snd_soc_update_bits(codec, 0x01, 0x400, 0x400);
+ snd_soc_update_bits(codec, 0x02, 0x0008, 0x0008);
+ snd_soc_update_bits(codec, 0x0f, 0x0300, 0x0100);
+ snd_soc_write(codec, 0x09, 0xE000);
+ snd_soc_write(codec, NAU8824_IRQ_SETTING, 0x1006);
+ snd_soc_write(codec, 0x13, 0x1615);
+ snd_soc_write(codec, 0x15, 0x0414);
+ snd_soc_update_bits(codec, 0x16, 0xFF00, 0x5900);
+ snd_soc_update_bits(codec, 0x66, 0x0070, 0x0060);
+
+ /* Program codec to use internal clock */
+ nau8824_FLL_freerun_mode(codec, true);
+ return ret;
+}
+
+static int nau8824_codec_remove(struct snd_soc_codec *codec)
+{
+ nau8824_set_bias_level(codec, SND_SOC_BIAS_OFF);
+ return 0;
+}
+
+static struct snd_soc_codec_driver soc_codec_driver_nau8824 = {
+ .probe = nau8824_codec_probe,
+ .remove = nau8824_codec_remove,
+ .suspend = nau8824_suspend,
+ .resume = nau8824_resume,
+ .set_bias_level = nau8824_set_bias_level,
+ .controls = nau8824_snd_controls,
+ .num_controls = ARRAY_SIZE(nau8824_snd_controls),
+ .dapm_widgets = nau8824_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(nau8824_dapm_widgets),
+ .dapm_routes = nau8824_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(nau8824_dapm_routes),
+ .reg_word_size = sizeof(u16),
+ .reg_cache_default = init_list,
+ .set_sysclk = nau8824_set_sysclk,
+};
+
+static struct snd_soc_dai_ops nau8824_dai_ops = {
+ .hw_params = nau8824_hw_params,
+ .set_pll = nau8824_set_dai_pll,
+ .set_fmt = nau8824_set_dai_fmt,
+ .digital_mute = nau8824_dac_mute,
+};
+
+static struct snd_soc_dai_driver nau8824_dai_driver[] = {
+{
+ .name = "nau8824-aif1",
+ .playback = {
+ .stream_name = "AIF1 Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = NAU8824_RATES,
+ .formats = NAU8824_FORMATS,
+ },
+ .capture = {
+ .stream_name = "AIF1 Capture",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = NAU8824_RATES,
+ .formats = NAU8824_FORMATS,
+ },
+ .ops = &nau8824_dai_ops,
+}
+};
+
+static int nau8824_i2c_probe(struct i2c_client *i2c,
+ const struct i2c_device_id *id)
+{
+ struct nau8824_priv *nau8824;
+ int ret;
+
+ pr_debug("%s enter", __func__);
+ nau8824 = kzalloc(sizeof(*nau8824), GFP_KERNEL);
+ if (nau8824 == NULL)
+ return -ENOMEM;
+
+ i2c_set_clientdata(i2c, nau8824);
+ ret = snd_soc_register_codec(&i2c->dev, &soc_codec_driver_nau8824,
+ nau8824_dai_driver,
+ ARRAY_SIZE(nau8824_dai_driver));
+ if (ret < 0)
+ kfree(nau8824);
+
+ return ret;
+}
+
+static int nau8824_i2c_remove(struct i2c_client *i2c)
+{
+ struct nau8824_priv *nau8824 = dev_get_drvdata(&i2c->dev);
+
+ snd_soc_unregister_codec(nau8824->dev);
+
+ return 0;
+}
+
+static const struct i2c_device_id nau8824_i2c_id[] = {
+ { "nau8824", 0},
+ {"10508824:00", 0},
+ {"10508824", 0},
+ { }
+};
+
+MODULE_DEVICE_TABLE(i2c, nau8824_i2c_id);
+static struct i2c_driver nau8824_i2c_driver = {
+ .driver = {
+ .name = "nau8824",
+ .owner = THIS_MODULE,
+ },
+ .probe = nau8824_i2c_probe,
+ .remove = (nau8824_i2c_remove),
+ .id_table = nau8824_i2c_id,
+};
+module_i2c_driver(nau8824_i2c_driver);
+
+MODULE_DESCRIPTION("ASoC NAU8824 codec driver");
+MODULE_AUTHOR("Nuvoton");
+MODULE_LICENSE("GPL");
+
diff --git a/sound/soc/codecs/nau8824.h b/sound/soc/codecs/nau8824.h
new file mode 100644
index 0000000..1745dac
--- /dev/null
+++ b/sound/soc/codecs/nau8824.h
@@ -0,0 +1,379 @@
+/*
+ * linux/sound/soc/codecs/nau8824.h
+ *
+ * Copyright 2015 Nuvoton Technology Corp.
+ * Author: Meng-Huang Kuo <mhkuo@...oton.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 _NAU8824_H
+#define _NAU8824_H
+
+#define NAU8824_RESET 0x00
+#define NAU8824_ENA_CTRL 0x01
+#define NAU8824_CLK_EN 0x02
+#define NAU8824_CLK_DIVIDER 0x03
+#define NAU8824_FL_1 0x04
+#define NAU8824_FL_2 0x05
+#define NAU8824_FL_3 0x06
+#define NAU8824_FL_4 0x07
+#define NAU8824_FL_5 0x08
+#define NAU8824_FL_6 0x09
+#define NAU8824_IRQ_STATUS 0x10
+#define NAU8824_IRQ_CLEAR 0x11
+#define NAU8824_IRQ_SETTING 0x12
+#define NAU8824_SAR_ADC 0x13
+#define NAU8824_VDET_COEFFICIENT 0x14
+#define NAU8824_I2S_PCM_CTRL_1 0x1C
+#define NAU8824_I2S_PCM_CTRL_2 0x1D
+#define NAU8824_ADC_CH0_DGAIN_CTRL 0x2D
+#define NAU8824_ADC_CH1_DGAIN_CTRL 0x2E
+#define NAU8824_DAC_MUTE_CTRL 0x31
+#define NAU8824_DAC0_DIG_VOL 0x32
+#define NAU8824_DAC1_DIG_VOL 0x33
+#define NAU8824_CLASS_G_CTRL 0x50
+#define NAU8824_SAR_ADC_OUTPUT 0x59
+#define NAU8824_BIAS_ADJ 0x66
+#define NAU8824_ANALOG_CTRL2 0x6A
+#define NAU8824_HPO_MIXER 0x6B
+#define NAU8824_CLASS_D_GAIN1 0x6D
+#define NAU8824_CLASS_D_GAIN2 0x6E
+#define NAU8824_DAC_CTRL 0x73
+#define NAU8824_MIC_BIAS 0x74
+#define NAU8824_HP_MUTE 0x75
+#define NAU8824_BOOST 0x76
+#define NAU8824_HP_VOL 0x7B
+
+/* reg. NAU8824_ENA_CTRL (0x01) */
+#define NAU8824_DMIC_EDGE_CH23_MASK (0x01 << 15)
+#define NAU8824_DMIC_EDGE_CH23_SFT 15
+#define NAU8824_DMIC_EDGE_CH01_MASK (0x01 << 14)
+#define NAU8824_DMIC_EDGE_CH01_SFT 14
+#define NAU8824_ADC_OP_EN_MASK (0x01 << 11)
+#define NAU8824_ADC_OP_EN_SFT 11
+#define NAU8824_ADC_OP_EN (0x01 << 11)
+#define NAU8824_ADC_OP_DIS (0x00 << 11)
+#define NAU8824_INT_SLEEP_MASK (0x01 << 10)
+#define NAU8824_INT_SLEEP_SFT 10
+#define NAU8824_INT_SLEEP_ON (0x01 << 10)
+#define NAU8824_INT_SLEEP_OFF (0x00 << 10)
+#define NAU8824_DMIC_CH3_MASK (0x01 << 9)
+#define NAU8824_DMIC_CH3_SFT 9
+#define NAU8824_DMIC_CH3_ON (0x01 << 9)
+#define NAU8824_DMIC_CH3_OFF (0x00 << 9)
+#define NAU8824_DMIC_CH2_MASK (0x01 << 8)
+#define NAU8824_DMIC_CH2_SFT 8
+#define NAU8824_DMIC_CH2_ON (0x01 << 8)
+#define NAU8824_DMIC_CH2_OFF (0x00 << 8)
+#define NAU8824_DMIC_CH1_MASK (0x01 << 7)
+#define NAU8824_DMIC_CH1_SFT 7
+#define NAU8824_DMIC_CH1_ON (0x01 << 7)
+#define NAU8824_DMIC_CH1_OFF (0x00 << 7)
+#define NAU8824_DMIC_CH0_MASK (0x01 << 6)
+#define NAU8824_DMIC_CH0_SFT 6
+#define NAU8824_DMIC_CH0_ON (0x01 << 6)
+#define NAU8824_DMIC_CH0_OFF (0x00 << 6)
+#define NAU8824_DAC_CH1_EN_MASK (0x01 << 5)
+#define NAU8824_DAC_CH1_EN_SFT 5
+#define NAU8824_DAC_CH1_EN (0x01 << 5)
+#define NAU8824_DAC_CH1_DIS (0x00 << 5)
+#define NAU8824_DAC_CH0_EN_MASK (0x01 << 4)
+#define NAU8824_DAC_CH0_EN_SFT 4
+#define NAU8824_DAC_CH0_EN (0x01 << 4)
+#define NAU8824_DAC_CH0_DIS (0x00 << 4)
+#define NAU8824_ADC_CH3_EN_MASK (0x01 << 3)
+#define NAU8824_ADC_CH3_EN_SFT 3
+#define NAU8824_ADC_CH3_EN (0x01 << 3)
+#define NAU8824_ADC_CH3_DIS (0x00 << 3)
+#define NAU8824_ADC_CH2_EN_MASK (0x01 << 2)
+#define NAU8824_ADC_CH2_EN_SFT 2
+#define NAU8824_ADC_CH2_EN (0x01 << 2)
+#define NAU8824_ADC_CH2_DIS (0x00 << 2)
+#define NAU8824_ADC_CH1_EN_MASK (0x01 << 1)
+#define NAU8824_ADC_CH1_EN_SFT 1
+#define NAU8824_ADC_CH1_EN (0x01 << 1)
+#define NAU8824_ADC_CH1_DIS (0x00 << 1)
+#define NAU8824_ADC_CH0_EN_MASK (0x01 << 0)
+#define NAU8824_ADC_CH0_EN_SFT 0
+#define NAU8824_ADC_CH0_EN (0x01 << 0)
+#define NAU8824_ADC_CH0_DIS (0x00 << 0)
+
+/* reg. NAU8824_CLK_EN (0x02) */
+#define NAU8824_CLK_SAR_EN_MASK (0x1 << 3)
+#define NAU8824_CLK_SAR_EN_SFT 3
+#define NAU8824_CLK_SAR_EN (0x1 << 3)
+#define NAU8824_CLK_SAR_DIS (0x0 << 3)
+
+/* reg. NAU8824_CLK_DIVIDER (0x03) */
+#define NAU8824_SYSCLK_SRC_MASK (0x1 << 15)
+#define NAU8824_SYSCLK_SRC_SFT 15
+#define NAU8824_SYSCLK_SRC_VCO (0x1 << 15)
+#define NAU8824_SYSCLK_SRC_MCLK (0x0 << 15)
+#define NAU8824_CLK_CODEC_SRC_MASK (0x1 << 13)
+#define NAU8824_CLK_CODEC_SRC_SFT 13
+#define NAU8824_CODEC_SRC_SYSCLK (0x1 << 13)
+#define NAU8824_CODEC_SRC_MCLK (0x0 << 13)
+#define NAU8824_CLK_DMIC_SRC_MASK (0x7 << 10)
+#define NAU8824_CLK_DMIC_SRC_SFT 10
+#define NAU8824_CLK_DMIC_DIV_4 (0x2 << 10)
+
+/* reg. NAU8824_IRQ_STATUS (0x10) */
+#define NAU8824_IRQ_KEY_RELEASE (0x1 << 5)
+#define NAU8824_IRQ_LONGKEY (0x1 << 4)
+#define NAU8824_IRQ_SHORTKEY (0x1 << 3)
+#define NAU8824_IRQ_MIC_INSERTED (0x1 << 2)
+#define NAU8824_IRQ_JACK_EJECTED (0x1 << 1)
+#define NAU8824_IRQ_JACK_INSERTED (0x1 << 0)
+
+/* reg. NAU8824_IRQ_CLEAR (0x11) */
+#define NAU8824_IRQ_KEY_RELEASE_CLR (0x1 << 5)
+#define NAU8824_IRQ_LONGKEY_CLR (0x1 << 4)
+#define NAU8824_IRQ_SHORTKEY_CLR (0x1 << 3)
+#define NAU8824_IRQ_MIC_INSERTED_CLR (0x1 << 2)
+#define NAU8824_IRQ_JACK_EJECTED_CLR (0x1 << 1)
+#define NAU8824_IRQ_JACK_INSERTED_CLR (0x1 << 0)
+
+/* reg NAU8824_SAR_ADC (0x13) */
+#define NAU8824_SAR_EN_MASK (0x1 << 12)
+#define NAU8824_SAR_EN_SFT 12
+#define NAU8824_SAR_EN (0x1 << 12)
+#define NAU8824_SAR_DIS (0x0 << 12)
+
+/* reg. NAU8824_I2S_PCM_CTRL_1 (0x1C) */
+#define NAU8824_I2S_BP_MASK (0x1 << 7)
+#define NAU8824_I2S_BP_SFT 7
+#define NAU8824_I2S_BP_NOR (0x0 << 7)
+#define NAU8824_I2S_BP_INV (0x1 << 7)
+#define NAU8824_I2S_PCMB_MASK (0x1 << 6)
+#define NAU8824_I2S_PCMB_SFT 6
+#define NAU8824_I2S_PCMB_EN (0x1 << 6)
+#define NAU8824_I2S_PCMB_DIS (0x0 << 6)
+#define NAU8824_I2S_DL_MASK (0x3 << 2)
+#define NAU8824_I2S_DL_SFT 2
+#define NAU8824_I2S_DF_MASK (0x3)
+#define NAU8824_I2S_DF_SFT 0
+#define NAU8824_I2S_DF_RIGHT (0x0)
+#define NAU8824_I2S_DF_LEFT (0x1)
+#define NAU8824_I2S_DF_I2S (0x2)
+#define NAU8824_I2S_DF_PCM_A (0x3)
+#define NAU8824_I2S_DF_PCM_B (0x3)
+
+/* reg. NAU8824_I2S_PCM_CTRL_2 (0x1D) */
+#define NAU8824_I2S_BCLKDIV_MASK 7
+#define NAU8824_I2S_BCLKDIV_SFT 0
+
+#define NAU8824_I2S_MS_MASK (0x1 << 3)
+#define NAU8824_I2S_MS_SFT 3
+#define NAU8824_I2S_MS_M (0x1 << 3)
+#define NAU8824_I2S_MS_S (0x0 << 3)
+
+/* reg. NAU8824_DAC_MUTE_CTRL (0x31) */
+#define NAU8824_SOFT_MUTE_MASK (0x1 << 13)
+#define NAU8824_SOFT_MUTE_SFT 13
+#define NAU8824_SOFT_MUTE_EN (0x1 << 13)
+#define NAU8824_SOFT_MUTE_DIS (0x0 << 13)
+
+/* reg NAU8824_DAC0_DIG_VOL (0x32) */
+#define NAU8824_DAC0_GAIN_MASK (0x1FF << 0)
+
+/* reg NAU8824_DAC1_DIG_VOL (0x33) */
+#define NAU8824_DAC1_GAIN_MASK (0x1FF << 0)
+
+/* reg. NAU8824_CLASS_G_CTRL (0x50) */
+#define NAU8824_CLASS_G_CLK_SRC_MSK (0x3 << 14)
+#define NAU8824_CLASS_G_CLK_DIS (0x3 << 14)
+#define NAU8824_CLASS_G_CLK_SRC_MCLK (0x2 << 14)
+#define NAU8824_CLASS_G_CLK_SRC_660K (0x1 << 14)
+#define NAU8824_CLASS_G_CLK_SRC_2M (0x0 << 14)
+#define NAU8824_CLASS_G_TIMER_MSK (0x3F << 8)
+#define NAU8824_CLASS_G_TIMER_SFT 8
+#define NAU8824_CLASS_G_THRSLD_MSK (0x3 << 4)
+#define NAU8824_CLASS_G_THRSLD_SFT 4
+#define NAU8824_CLASS_G_RIGHT_EN_MSK (0x1 << 2)
+#define NAU8824_CLASS_G_RIGHT_EN (0x1 << 2)
+#define NAU8824_CLASS_G_RIGHT_DIS (0x0 << 2)
+#define NAU8824_CLASS_G_LEFT_EN_MSK (0x1 << 1)
+#define NAU8824_CLASS_G_LEFT_EN (0x1 << 1)
+#define NAU8824_CLASS_G_LEFT_DIS (0x0 << 1)
+#define NAU8824_CLASS_G_EN_MSK (0x1 << 0)
+#define NAU8824_CLASS_G_SHIFT 0
+#define NAU8824_CLASS_G_EN (0x1 << 0)
+#define NAU8824_CLASS_G_DIS (0x0 << 0)
+
+/* reg NAU8824_SAR_ADC_OUTPUT (0x59) */
+#define NAU8824_ADC_OUTPUT_MASK (0xFF << 0)
+#define NAU8824_ADC_OUTPUT_SFT 0
+
+/* reg. NAU8824_BIAS_ADJ_2 (0x66) */
+#define NAU8824_VMID_MASK (0x1 << 6)
+#define NAU8824_VMID_SFT 6
+#define NAU8824_VMID_EN (0x1 << 6)
+#define NAU8824_VMID_DIS (0x0 << 6)
+#define NAU8824_VMID_OPTION_MASK (0x1 << 4)
+#define NAU8824_VMID_OPTION_SFT 4
+#define NAU8824_DMIC2_MASK (0x1 << 3)
+#define NAU8824_DMIC2_SFT 3
+#define NAU8824_DMIC2_EN (0x1 << 3)
+#define NAU8824_DMIC2_DIS (0x0 << 3)
+#define NAU8824_DMIC1_MASK (0x1 << 2)
+#define NAU8824_DMIC1_SFT 2
+#define NAU8824_DMIC1_EN (0x1 << 2)
+#define NAU8824_DMIC1_DIS (0x0 << 2)
+
+/* reg. NAU8824_ANALOG_CTRL2 (0x6A) */
+#define NAU8824_CLASS_D_CLAMP_MSK (0x1 << 3)
+#define NAU8824_CLASS_D_CLAMP_SFT 3
+#define NAU8824_CLASS_D_CLAMP_BETTER (0x1 << 3)
+#define NAU8824_CLASS_D_CLAMP_DEFAULT (0x0 << 3)
+
+/* reg. NAU8824_HPO_MIXER (0x6B) */
+#define NAU8824_M_HPVOL_R_HM (0x1 << 2)
+#define NAU8824_M_HPVOL_R_HM_SFT 2
+#define NAU8824_M_HPVOL_L_HM (0x1 << 0)
+#define NAU8824_M_HPVOL_L_HM_SFT 0
+
+/* reg. NAU8824_CLASS_D_GAIN1 (0x6D) */
+#define NAU8824_CLASS_D_GAIN_R_MSK (0x1F << 8)
+#define NAU8824_CLASS_D_GAIN_R_SFT 8
+#define NAU8824_CLASS_D_MASK (0x1 << 7)
+#define NAU8824_CLASS_D_SFT 7
+#define NAU8824_CLASS_D_EN_MSK (0x1 << 7)
+#define NAU8824_CLASS_D_EN (0x1 << 7)
+#define NAU8824_CLASS_D_DIS (0x0 << 7)
+
+/* reg. NAU8824_CLASS_D_GAIN2 (0x6E) */
+#define NAU8824_CLASS_D_GAIN_L_MSK (0x1F << 0)
+#define NAU8824_CLASS_D_GAIN_L_SFT 0
+
+/* reg. NAU8824_DAC_CTRL (0x73) */
+#define NAU8824_DAC_R_MASK (0x1 << 13)
+#define NAU8824_DAC_R_SFT 13
+#define NAU8824_DAC_R_EN (0x1 << 13)
+#define NAU8824_DAC_R_DIS (0x0 << 13)
+#define NAU8824_DAC_L_MASK (0x1 << 12)
+#define NAU8824_DAC_L_SFT 12
+#define NAU8824_DAC_L_EN (0x1 << 12)
+#define NAU8824_DAC_L_DIS (0x0 << 12)
+
+/* reg. NAU8824_MIC_BIAS (0x74) */
+#define NAU8824_BIAS_POWER_MASK (0x1 << 8)
+#define NAU8824_BIAS_POWER_SFT 8
+#define NAU8824_BIAS_POWER_ON (0x1 << 8)
+#define NAU8824_BIAS_POWER_DOWN (0x0 << 8)
+#define NAU8824_BIAS_LEVEL_MASK (0x7 << 0)
+#define NAU8824_BIAS_LEVEL_SFT 0
+#define NAU8824_BIAS_LEVEL_VDDA (0x0 << 0)
+
+/* reg. NAU8824_HP_MUTE (0x75) */
+#define NAU8824_R_MUTE (0x1 << 14)
+#define NAU8824_R_MUTE_SFT 14
+#define NAU8824_L_MUTE (0x1 << 6)
+#define NAU8824_L_MUTE_SFT 6
+
+/* reg. NAU8824_BOOST (0x76) */
+#define NAU8824_VMID_PRECHARGE_MASK (0x1 << 13)
+#define NAU8824_VMID_PRECHARGE_SFT 13
+#define NAU8824_VMID_PRECHARGE_DIS (0x1 << 13)
+#define NAU8824_VMID_PRECHARGE_EN (0x0 << 13)
+#define NAU8824_G_BIAS_MASK (0x1 << 12)
+#define NAU8824_G_BIAS_SFT 12
+#define NAU8824_G_BIAS_EN (0x1 << 12)
+#define NAU8824_G_BIAS_DIS (0x0 << 12)
+
+/* reg. NAU8824_HP_VOL (0x7B) */
+#define NAU8824_R_VOL_MASK (0x1f << 8)
+#define NAU8824_R_VOL_SFT 8
+#define NAU8824_SPK_L_VOL_MASK (0x1f)
+#define NAU8824_SPK_R_VOL_MASK (0x1f << 8)
+#define NAU8824_L_VOL_MASK (0x1f)
+#define NAU8824_L_VOL_SFT 0
+
+/* Volume Rescale */
+#define NAU8824_VOL_RSCL_MAX 0x1E
+#define NAU8824_VOL_RSCL_RANGE 0x1E
+#define NAU8824_SPK_VOL_RSCL_MAX 0x19
+#define NAU8824_SPK_VOL_RSCL_RANGE 0x19
+#define NAU8824_DAC_VOL_RSCL_RANGE 0x164
+#define NAU8824_ADC_VOL_RSCL_RANGE 0x164
+
+/* Data Format */
+#define NAU8824_I2S_DL_32 (0x3 << 2)
+#define NAU8824_I2S_DL_24 (0x2 << 2)
+#define NAU8824_I2S_DL_20 (0x1 << 2)
+#define NAU8824_I2S_DL_16 (0x0 << 2)
+
+#define NAU8824_FREQ_25000000 25000000
+#define NAU8824_PLL_CLKIN_MCLK 0
+#define NAU8824_BUTTONPRESS_MASK 0x20
+#define NAU8824_HSPLUG_MASK 0x10
+
+enum {
+ NAU8824_INTERNALCLOCK = 0,
+ NAU8824_MCLK,
+};
+
+enum {
+ NAU8824_J_IN_EVENT,
+ NAU8824_J_OUT_EVENT,
+ NAU8824_BP_EVENT,
+ NAU8824_BR_EVENT,
+ NAU8824_UN_EVENT,
+};
+
+enum {
+ S_NAU8824_J_OUT,
+ S_NAU8824_J_IN_TEMP,
+ S_NAU8824_J_IN,
+ S_NAU8824_BUTTON_DECT,
+ S_NAU8824_NO_BUTTON_DECT,
+};
+
+#define NAU8824_RATES SNDRV_PCM_RATE_8000_192000
+#define NAU8824_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE \
+ | SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)
+
+struct nau8824_jack_data {
+ struct snd_soc_jack *jack;
+ int report;
+};
+
+struct nau8824_gpio_setup {
+ unsigned int reg;
+ u8 value;
+};
+
+struct nau8824_pdata {
+ unsigned int audio_mclk1;
+ unsigned int gpio_irq;
+ int naudint_irq;
+ int headset_detect;
+ int button_press_detect;
+};
+
+struct nau8824_priv {
+ struct nau8824_jack_data hs_jack;
+ struct workqueue_struct *workqueue;
+ struct delayed_work delayed_work;
+ struct snd_soc_codec *codec;
+ u8 i2c_regs_status;
+ struct device *dev;
+ struct regmap *regmap;
+ struct mutex mutex;
+ struct nau8824_pdata pdata;
+ unsigned int irq;
+ bool jd_status;
+ bool bp_status;
+ int jack_type;
+};
+
+int nau8824_device_init(struct nau8824_priv *nau8824);
+void nau8824_device_exit(struct nau8824_priv *nau8824);
+void nau8824_enable_mic_bias(struct snd_soc_codec *codec, int enable);
+int nau8824_query_jack_status(struct snd_soc_codec *codec);
+int nau8824_query_btn_press(struct snd_soc_codec *codec);
+void nau8824_btn_press_intr_enable(struct snd_soc_codec *codec, int enable);
+
+#endif /* _NAU8824_H */
--
1.8.1.2
--
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