[PATCH 7/8] ASoC: codecs: Add RK3308 internal audio codec driver

From: luca . ceresoli
Date: Wed Sep 07 2022 - 10:22:46 EST

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From: Luca Ceresoli <luca.ceresoli@xxxxxxxxxxx>

Add driver for the internal audio codec of the Rockchip RK3308 SoC.

Initially based on the vendor kernel driver [0], with lots of cleanups,
fixes, improvements and removal of some features.

[0] https://github.com/rockchip-linux/kernel/blob/develop-4.19/sound/soc/codecs/rk3308_codec.c

Signed-off-by: Luca Ceresoli <luca.ceresoli@xxxxxxxxxxx>
---
MAINTAINERS | 2 +
sound/soc/codecs/Kconfig | 11 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/rk3308_codec.c | 2122 +++++++++++++++++++++++++++++++
sound/soc/codecs/rk3308_codec.h | 648 ++++++++++
5 files changed, 2785 insertions(+)
create mode 100644 sound/soc/codecs/rk3308_codec.c
create mode 100644 sound/soc/codecs/rk3308_codec.h

diff --git a/MAINTAINERS b/MAINTAINERS
index 079bdd95dc49..fb2a0a6e3c1f 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17593,6 +17593,8 @@ M: Luca Ceresoli <luca.ceresoli@xxxxxxxxxxx>
S: Maintained
F: Documentation/devicetree/bindings/sound/rockchip,rk3308-codec.yaml
F: include/dt-bindings/sound/rockchip,rk3308-codec.h
+F: sound/soc/codecs/rk3308_codec.c
+F: sound/soc/codecs/rk3308_codec.h

ROCKCHIP RK3308 SOUND CARD DRIVER
M: Luca Ceresoli <luca.ceresoli@xxxxxxxxxxx>
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index c7d83fe999e9..e05b084308f4 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -164,6 +164,7 @@ config SND_SOC_ALL_CODECS
imply SND_SOC_PCM5102A
imply SND_SOC_PCM512x_I2C
imply SND_SOC_PCM512x_SPI
+ imply SND_SOC_RK3308
imply SND_SOC_RK3328
imply SND_SOC_RK817
imply SND_SOC_RT274
@@ -1191,6 +1192,16 @@ config SND_SOC_PCM512x_SPI
select SND_SOC_PCM512x
select REGMAP_SPI

+config SND_SOC_RK3308
+ tristate "Rockchip RK3308 audio CODEC"
+ select REGMAP_MMIO
+ help
+ This is a device driver for the audio codec embedded in the
+ Rockchip RK3308 SoC.
+
+ It has 8 24-bit ADCs and 2 24-bit DACs. The maximum supported
+ sampling rate is 192 kHz.
+
config SND_SOC_RK3328
tristate "Rockchip RK3328 audio CODEC"
select REGMAP_MMIO
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 16a01635dd04..8f6a473c2467 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -181,6 +181,7 @@ snd-soc-pcm5102a-objs := pcm5102a.o
snd-soc-pcm512x-objs := pcm512x.o
snd-soc-pcm512x-i2c-objs := pcm512x-i2c.o
snd-soc-pcm512x-spi-objs := pcm512x-spi.o
+snd-soc-rk3308-objs := rk3308_codec.o
snd-soc-rk3328-objs := rk3328_codec.o
snd-soc-rk817-objs := rk817_codec.o
snd-soc-rl6231-objs := rl6231.o
@@ -534,6 +535,7 @@ obj-$(CONFIG_SND_SOC_PCM5102A) += snd-soc-pcm5102a.o
obj-$(CONFIG_SND_SOC_PCM512x) += snd-soc-pcm512x.o
obj-$(CONFIG_SND_SOC_PCM512x_I2C) += snd-soc-pcm512x-i2c.o
obj-$(CONFIG_SND_SOC_PCM512x_SPI) += snd-soc-pcm512x-spi.o
+obj-$(CONFIG_SND_SOC_RK3308) += snd-soc-rk3308.o
obj-$(CONFIG_SND_SOC_RK3328) += snd-soc-rk3328.o
obj-$(CONFIG_SND_SOC_RK817) += snd-soc-rk817.o
obj-$(CONFIG_SND_SOC_RL6231) += snd-soc-rl6231.o
diff --git a/sound/soc/codecs/rk3308_codec.c b/sound/soc/codecs/rk3308_codec.c
new file mode 100644
index 000000000000..2c001689dce7
--- /dev/null
+++ b/sound/soc/codecs/rk3308_codec.c
@@ -0,0 +1,2122 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Rockchip RK3308 internal audio codec driver
+ *
+ * Copyright (c) 2018, Fuzhou Rockchip Electronics Co., Ltd All rights reserved.
+ * Copyright (c) 2022, Vivax-Metrotech Ltd
+ */
+
+#include <dt-bindings/sound/rockchip,rk3308-codec.h>
+#include <linux/clk.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/mfd/syscon.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+#include <linux/reset.h>
+#include <linux/util_macros.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/tlv.h>
+
+#include "rk3308_codec.h"
+
+#define ADC_LR_GROUP_MAX 4
+#define RK3308_N_MICBIAS_MAX 2
+
+#define GRF_CHIP_ID 0x800
+
+#define ACODEC_VERSION_A 0xa
+#define ACODEC_VERSION_B 0xb
+
+enum {
+ ADC_GRP0_MICIN = 0,
+ ADC_GRP0_LINEIN
+};
+
+enum {
+ DAC_LINEOUT = 0,
+ DAC_HPOUT = 1,
+ DAC_LINEOUT_HPOUT = 11,
+};
+
+struct rk3308_codec_priv {
+ const struct device *dev;
+ struct regmap *regmap;
+ struct regmap *grf;
+ struct reset_control *reset;
+ struct clk *pclk;
+ struct clk *mclk_rx;
+ struct clk *mclk_tx;
+ struct snd_soc_component *component;
+ u32 codec_ver;
+
+ /*
+ * To select ADCs for groups:
+ *
+ * grp 0 -- select ADC1 / ADC2
+ * grp 1 -- select ADC3 / ADC4
+ * grp 2 -- select ADC5 / ADC6
+ * grp 3 -- select ADC7 / ADC8
+ */
+ u32 used_adc_grps;
+ int adc_grp0_using_linein;
+ /* 0: line out, 1: hp out, 11: lineout and hpout */
+ int dac_output;
+
+ /* AGC L/R Off/on */
+ unsigned int agc_l[ADC_LR_GROUP_MAX];
+ unsigned int agc_r[ADC_LR_GROUP_MAX];
+
+ /* Only hpout do fade-in and fade-out */
+ unsigned int hpout_l_dgain;
+ unsigned int hpout_r_dgain;
+
+ bool micbias_enabled[RK3308_N_MICBIAS_MAX];
+ u32 micbias_avdd_mult;
+};
+
+static const DECLARE_TLV_DB_SCALE(rk3308_codec_alc_agc_grp_gain_tlv, -1800, 150, 0);
+static const DECLARE_TLV_DB_SCALE(rk3308_codec_alc_agc_grp_max_gain_tlv, -1350, 600, 0);
+static const DECLARE_TLV_DB_SCALE(rk3308_codec_alc_agc_grp_min_gain_tlv, -1800, 600, 0);
+static const DECLARE_TLV_DB_SCALE(rk3308_codec_adc_alc_gain_tlv, -1800, 150, 0);
+static const DECLARE_TLV_DB_SCALE(rk3308_codec_dac_hpout_gain_tlv, -3900, 150, 0);
+static const DECLARE_TLV_DB_SCALE(rk3308_codec_dac_hpmix_gain_tlv, -600, 600, 0);
+
+static const DECLARE_TLV_DB_RANGE(rk3308_codec_dac_lineout_gain_tlv,
+ 0, 0, TLV_DB_SCALE_ITEM(-600, 0, 0),
+ 1, 1, TLV_DB_SCALE_ITEM(-300, 0, 0),
+ 2, 2, TLV_DB_SCALE_ITEM(-150, 0, 0),
+ 3, 3, TLV_DB_SCALE_ITEM(0, 0, 0),
+);
+
+static int rk3308_codec_hpout_l_get_tlv(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int rk3308_codec_hpout_l_put_tlv(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int rk3308_codec_hpout_r_get_tlv(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int rk3308_codec_hpout_r_put_tlv(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int rk3308_codec_agc_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int rk3308_codec_agc_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int rk3308_codec_micbias_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+static int rk3308_codec_micbias_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+
+static const char *offon_text[2] = {
+ [0] = "Off",
+ [1] = "On",
+};
+
+static const struct soc_enum rk3308_micbias_enum[] = {
+ SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(offon_text), offon_text),
+ SOC_ENUM_SINGLE(1, 0, ARRAY_SIZE(offon_text), offon_text),
+};
+
+/* ALC AGC Switch */
+static const struct soc_enum rk3308_agc_enum_array[] = {
+ SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(offon_text), offon_text),
+ SOC_ENUM_SINGLE(0, 1, ARRAY_SIZE(offon_text), offon_text),
+ SOC_ENUM_SINGLE(1, 0, ARRAY_SIZE(offon_text), offon_text),
+ SOC_ENUM_SINGLE(1, 1, ARRAY_SIZE(offon_text), offon_text),
+ SOC_ENUM_SINGLE(2, 0, ARRAY_SIZE(offon_text), offon_text),
+ SOC_ENUM_SINGLE(2, 1, ARRAY_SIZE(offon_text), offon_text),
+ SOC_ENUM_SINGLE(3, 0, ARRAY_SIZE(offon_text), offon_text),
+ SOC_ENUM_SINGLE(3, 1, ARRAY_SIZE(offon_text), offon_text),
+};
+
+static const unsigned int agc_approx_rate[] = {
+ 96000, 48000, 44100, 32000, 24000, 16000, 12000, 8000
+};
+
+static const struct snd_kcontrol_new rk3308_codec_controls[] = {
+ /* Despite the register names, these set the gain when AGC is OFF */
+ SOC_SINGLE_RANGE_TLV("MIC1 Capture Volume",
+ RK3308_ADC_ANA_CON03(0),
+ RK3308_ADC_CH1_ALC_GAIN_SFT,
+ RK3308_ADC_CH1_ALC_GAIN_MIN,
+ RK3308_ADC_CH1_ALC_GAIN_MAX,
+ 0, rk3308_codec_adc_alc_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC2 Capture Volume",
+ RK3308_ADC_ANA_CON04(0),
+ RK3308_ADC_CH2_ALC_GAIN_SFT,
+ RK3308_ADC_CH2_ALC_GAIN_MIN,
+ RK3308_ADC_CH2_ALC_GAIN_MAX,
+ 0, rk3308_codec_adc_alc_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC3 Capture Volume",
+ RK3308_ADC_ANA_CON03(1),
+ RK3308_ADC_CH1_ALC_GAIN_SFT,
+ RK3308_ADC_CH1_ALC_GAIN_MIN,
+ RK3308_ADC_CH1_ALC_GAIN_MAX,
+ 0, rk3308_codec_adc_alc_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC4 Capture Volume",
+ RK3308_ADC_ANA_CON04(1),
+ RK3308_ADC_CH2_ALC_GAIN_SFT,
+ RK3308_ADC_CH2_ALC_GAIN_MIN,
+ RK3308_ADC_CH2_ALC_GAIN_MAX,
+ 0, rk3308_codec_adc_alc_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC5 Capture Volume",
+ RK3308_ADC_ANA_CON03(2),
+ RK3308_ADC_CH1_ALC_GAIN_SFT,
+ RK3308_ADC_CH1_ALC_GAIN_MIN,
+ RK3308_ADC_CH1_ALC_GAIN_MAX,
+ 0, rk3308_codec_adc_alc_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC6 Capture Volume",
+ RK3308_ADC_ANA_CON04(2),
+ RK3308_ADC_CH2_ALC_GAIN_SFT,
+ RK3308_ADC_CH2_ALC_GAIN_MIN,
+ RK3308_ADC_CH2_ALC_GAIN_MAX,
+ 0, rk3308_codec_adc_alc_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC7 Capture Volume",
+ RK3308_ADC_ANA_CON03(3),
+ RK3308_ADC_CH1_ALC_GAIN_SFT,
+ RK3308_ADC_CH1_ALC_GAIN_MIN,
+ RK3308_ADC_CH1_ALC_GAIN_MAX,
+ 0, rk3308_codec_adc_alc_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC8 Capture Volume",
+ RK3308_ADC_ANA_CON04(3),
+ RK3308_ADC_CH2_ALC_GAIN_SFT,
+ RK3308_ADC_CH2_ALC_GAIN_MIN,
+ RK3308_ADC_CH2_ALC_GAIN_MAX,
+ 0, rk3308_codec_adc_alc_gain_tlv),
+ SOC_SINGLE("MIC1 Capture Switch", RK3308_ADC_DIG_CON03(0), RK3308_ADC_L_CH_BIST_SFT, 1, 1),
+ SOC_SINGLE("MIC2 Capture Switch", RK3308_ADC_DIG_CON03(0), RK3308_ADC_R_CH_BIST_SFT, 1, 1),
+ SOC_SINGLE("MIC3 Capture Switch", RK3308_ADC_DIG_CON03(1), RK3308_ADC_L_CH_BIST_SFT, 1, 1),
+ SOC_SINGLE("MIC4 Capture Switch", RK3308_ADC_DIG_CON03(1), RK3308_ADC_R_CH_BIST_SFT, 1, 1),
+ SOC_SINGLE("MIC5 Capture Switch", RK3308_ADC_DIG_CON03(2), RK3308_ADC_L_CH_BIST_SFT, 1, 1),
+ SOC_SINGLE("MIC6 Capture Switch", RK3308_ADC_DIG_CON03(2), RK3308_ADC_R_CH_BIST_SFT, 1, 1),
+ SOC_SINGLE("MIC7 Capture Switch", RK3308_ADC_DIG_CON03(3), RK3308_ADC_L_CH_BIST_SFT, 1, 1),
+ SOC_SINGLE("MIC8 Capture Switch", RK3308_ADC_DIG_CON03(3), RK3308_ADC_R_CH_BIST_SFT, 1, 1),
+
+ SOC_ENUM_EXT("MIC1 AGC Capture Switch", rk3308_agc_enum_array[0],
+ rk3308_codec_agc_get, rk3308_codec_agc_put),
+ SOC_ENUM_EXT("MIC2 AGC Capture Switch", rk3308_agc_enum_array[1],
+ rk3308_codec_agc_get, rk3308_codec_agc_put),
+ SOC_ENUM_EXT("MIC3 AGC Capture Switch", rk3308_agc_enum_array[2],
+ rk3308_codec_agc_get, rk3308_codec_agc_put),
+ SOC_ENUM_EXT("MIC4 AGC Capture Switch", rk3308_agc_enum_array[3],
+ rk3308_codec_agc_get, rk3308_codec_agc_put),
+ SOC_ENUM_EXT("MIC5 AGC Capture Switch", rk3308_agc_enum_array[4],
+ rk3308_codec_agc_get, rk3308_codec_agc_put),
+ SOC_ENUM_EXT("MIC6 AGC Capture Switch", rk3308_agc_enum_array[5],
+ rk3308_codec_agc_get, rk3308_codec_agc_put),
+ SOC_ENUM_EXT("MIC7 AGC Capture Switch", rk3308_agc_enum_array[6],
+ rk3308_codec_agc_get, rk3308_codec_agc_put),
+ SOC_ENUM_EXT("MIC8 AGC Capture Switch", rk3308_agc_enum_array[7],
+ rk3308_codec_agc_get, rk3308_codec_agc_put),
+
+ SOC_SINGLE_RANGE_TLV("MIC1 AGC Max Capture Volume",
+ RK3308_ALC_L_DIG_CON09(0),
+ RK3308_AGC_MAX_GAIN_PGA_SFT,
+ RK3308_AGC_MAX_GAIN_PGA_MIN,
+ RK3308_AGC_MAX_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_max_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC2 AGC Max Capture Volume",
+ RK3308_ALC_R_DIG_CON09(0),
+ RK3308_AGC_MAX_GAIN_PGA_SFT,
+ RK3308_AGC_MAX_GAIN_PGA_MIN,
+ RK3308_AGC_MAX_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_max_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC3 AGC Max Capture Volume",
+ RK3308_ALC_L_DIG_CON09(1),
+ RK3308_AGC_MAX_GAIN_PGA_SFT,
+ RK3308_AGC_MAX_GAIN_PGA_MIN,
+ RK3308_AGC_MAX_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_max_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC4 AGC Max Capture Volume",
+ RK3308_ALC_R_DIG_CON09(1),
+ RK3308_AGC_MAX_GAIN_PGA_SFT,
+ RK3308_AGC_MAX_GAIN_PGA_MIN,
+ RK3308_AGC_MAX_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_max_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC5 AGC Max Capture Volume",
+ RK3308_ALC_L_DIG_CON09(2),
+ RK3308_AGC_MAX_GAIN_PGA_SFT,
+ RK3308_AGC_MAX_GAIN_PGA_MIN,
+ RK3308_AGC_MAX_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_max_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC6 AGC Max Capture Volume",
+ RK3308_ALC_R_DIG_CON09(2),
+ RK3308_AGC_MAX_GAIN_PGA_SFT,
+ RK3308_AGC_MAX_GAIN_PGA_MIN,
+ RK3308_AGC_MAX_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_max_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC7 AGC Max Capture Volume",
+ RK3308_ALC_L_DIG_CON09(3),
+ RK3308_AGC_MAX_GAIN_PGA_SFT,
+ RK3308_AGC_MAX_GAIN_PGA_MIN,
+ RK3308_AGC_MAX_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_max_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC8 AGC Max Capture Volume",
+ RK3308_ALC_R_DIG_CON09(3),
+ RK3308_AGC_MAX_GAIN_PGA_SFT,
+ RK3308_AGC_MAX_GAIN_PGA_MIN,
+ RK3308_AGC_MAX_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_max_gain_tlv),
+
+ SOC_SINGLE_RANGE_TLV("MIC1 AGC Min Capture Volume",
+ RK3308_ALC_L_DIG_CON09(0),
+ RK3308_AGC_MIN_GAIN_PGA_SFT,
+ RK3308_AGC_MIN_GAIN_PGA_MIN,
+ RK3308_AGC_MIN_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_min_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC2 AGC Min Capture Volume",
+ RK3308_ALC_R_DIG_CON09(0),
+ RK3308_AGC_MIN_GAIN_PGA_SFT,
+ RK3308_AGC_MIN_GAIN_PGA_MIN,
+ RK3308_AGC_MIN_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_min_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC3 AGC Min Capture Volume",
+ RK3308_ALC_L_DIG_CON09(1),
+ RK3308_AGC_MIN_GAIN_PGA_SFT,
+ RK3308_AGC_MIN_GAIN_PGA_MIN,
+ RK3308_AGC_MIN_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_min_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC4 AGC Min Capture Volume",
+ RK3308_ALC_R_DIG_CON09(1),
+ RK3308_AGC_MIN_GAIN_PGA_SFT,
+ RK3308_AGC_MIN_GAIN_PGA_MIN,
+ RK3308_AGC_MIN_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_min_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC5 AGC Min Capture Volume",
+ RK3308_ALC_L_DIG_CON09(2),
+ RK3308_AGC_MIN_GAIN_PGA_SFT,
+ RK3308_AGC_MIN_GAIN_PGA_MIN,
+ RK3308_AGC_MIN_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_min_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC6 AGC Min Capture Volume",
+ RK3308_ALC_R_DIG_CON09(2),
+ RK3308_AGC_MIN_GAIN_PGA_SFT,
+ RK3308_AGC_MIN_GAIN_PGA_MIN,
+ RK3308_AGC_MIN_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_min_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC7 AGC Min Capture Volume",
+ RK3308_ALC_L_DIG_CON09(3),
+ RK3308_AGC_MIN_GAIN_PGA_SFT,
+ RK3308_AGC_MIN_GAIN_PGA_MIN,
+ RK3308_AGC_MIN_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_min_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC8 AGC Min Capture Volume",
+ RK3308_ALC_R_DIG_CON09(3),
+ RK3308_AGC_MIN_GAIN_PGA_SFT,
+ RK3308_AGC_MIN_GAIN_PGA_MIN,
+ RK3308_AGC_MIN_GAIN_PGA_MAX,
+ 0, rk3308_codec_alc_agc_grp_min_gain_tlv),
+
+ SOC_SINGLE_RANGE_TLV("MIC1 PGA Gain Capture Volume",
+ RK3308_ALC_L_DIG_CON03(0),
+ RK3308_AGC_PGA_GAIN_SFT,
+ RK3308_AGC_PGA_GAIN_MIN,
+ RK3308_AGC_PGA_GAIN_MAX,
+ 0, rk3308_codec_alc_agc_grp_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC2 PGA Gain Capture Volume",
+ RK3308_ALC_R_DIG_CON03(0),
+ RK3308_AGC_PGA_GAIN_SFT,
+ RK3308_AGC_PGA_GAIN_MIN,
+ RK3308_AGC_PGA_GAIN_MAX,
+ 0, rk3308_codec_alc_agc_grp_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC3 PGA Gain Capture Volume",
+ RK3308_ALC_L_DIG_CON03(1),
+ RK3308_AGC_PGA_GAIN_SFT,
+ RK3308_AGC_PGA_GAIN_MIN,
+ RK3308_AGC_PGA_GAIN_MAX,
+ 0, rk3308_codec_alc_agc_grp_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC4 PGA Gain Capture Volume",
+ RK3308_ALC_R_DIG_CON03(1),
+ RK3308_AGC_PGA_GAIN_SFT,
+ RK3308_AGC_PGA_GAIN_MIN,
+ RK3308_AGC_PGA_GAIN_MAX,
+ 0, rk3308_codec_alc_agc_grp_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC5 PGA Gain Capture Volume",
+ RK3308_ALC_L_DIG_CON03(2),
+ RK3308_AGC_PGA_GAIN_SFT,
+ RK3308_AGC_PGA_GAIN_MIN,
+ RK3308_AGC_PGA_GAIN_MAX,
+ 0, rk3308_codec_alc_agc_grp_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC6 PGA Gain Capture Volume",
+ RK3308_ALC_R_DIG_CON03(2),
+ RK3308_AGC_PGA_GAIN_SFT,
+ RK3308_AGC_PGA_GAIN_MIN,
+ RK3308_AGC_PGA_GAIN_MAX,
+ 0, rk3308_codec_alc_agc_grp_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC7 PGA Gain Capture Volume",
+ RK3308_ALC_L_DIG_CON03(3),
+ RK3308_AGC_PGA_GAIN_SFT,
+ RK3308_AGC_PGA_GAIN_MIN,
+ RK3308_AGC_PGA_GAIN_MAX,
+ 0, rk3308_codec_alc_agc_grp_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("MIC8 PGA Gain Capture Volume",
+ RK3308_ALC_R_DIG_CON03(3),
+ RK3308_AGC_PGA_GAIN_SFT,
+ RK3308_AGC_PGA_GAIN_MIN,
+ RK3308_AGC_PGA_GAIN_MAX,
+ 0, rk3308_codec_alc_agc_grp_gain_tlv),
+
+ SOC_ENUM_EXT("MICBIAS1 Capture Switch", rk3308_micbias_enum[0],
+ rk3308_codec_micbias_get, rk3308_codec_micbias_put),
+ SOC_ENUM_EXT("MICBIAS2 Capture Switch", rk3308_micbias_enum[1],
+ rk3308_codec_micbias_get, rk3308_codec_micbias_put),
+
+ SOC_SINGLE_TLV("Line Out Left Playback Volume",
+ RK3308_DAC_ANA_CON04,
+ RK3308_DAC_L_LINEOUT_GAIN_SFT,
+ RK3308_DAC_L_LINEOUT_GAIN_MAX,
+ 0, rk3308_codec_dac_lineout_gain_tlv),
+ SOC_SINGLE_TLV("Line Out Right Playback Volume",
+ RK3308_DAC_ANA_CON04,
+ RK3308_DAC_R_LINEOUT_GAIN_SFT,
+ RK3308_DAC_R_LINEOUT_GAIN_MAX,
+ 0, rk3308_codec_dac_lineout_gain_tlv),
+
+ SOC_SINGLE_EXT_TLV("Headphone Left Playback Volume",
+ RK3308_DAC_ANA_CON05,
+ RK3308_DAC_L_HPOUT_GAIN_SFT,
+ RK3308_DAC_L_HPOUT_GAIN_MAX,
+ 0,
+ rk3308_codec_hpout_l_get_tlv,
+ rk3308_codec_hpout_l_put_tlv,
+ rk3308_codec_dac_hpout_gain_tlv),
+ SOC_SINGLE_EXT_TLV("Headphone Right Playback Volume",
+ RK3308_DAC_ANA_CON06,
+ RK3308_DAC_R_HPOUT_GAIN_SFT,
+ RK3308_DAC_R_HPOUT_GAIN_MAX,
+ 0,
+ rk3308_codec_hpout_r_get_tlv,
+ rk3308_codec_hpout_r_put_tlv,
+ rk3308_codec_dac_hpout_gain_tlv),
+
+ SOC_SINGLE_RANGE_TLV("Headphone Mix Left Playback Volume",
+ RK3308_DAC_ANA_CON12,
+ RK3308_DAC_L_HPMIX_GAIN_SFT,
+ RK3308_DAC_L_HPMIX_GAIN_MIN,
+ RK3308_DAC_L_HPMIX_GAIN_MAX,
+ 0, rk3308_codec_dac_hpmix_gain_tlv),
+ SOC_SINGLE_RANGE_TLV("Headphone Mix Right Playback Volume",
+ RK3308_DAC_ANA_CON12,
+ RK3308_DAC_R_HPMIX_GAIN_SFT,
+ RK3308_DAC_R_HPMIX_GAIN_MIN,
+ RK3308_DAC_R_HPMIX_GAIN_MAX,
+ 0, rk3308_codec_dac_hpmix_gain_tlv),
+};
+
+static void rk3308_codec_update_zerocross(struct rk3308_codec_priv *rk3308)
+{
+ unsigned int agc_on, value;
+ int grp;
+
+ /* 14: enable zero-cross detection if AGC enabled, else AGC won't work */
+ for (grp = 0; grp < rk3308->used_adc_grps; grp++) {
+ regmap_read(rk3308->regmap, RK3308_ALC_L_DIG_CON09(grp), &agc_on);
+ value = (agc_on & RK3308_AGC_FUNC_SEL_MSK) ? RK3308_ADC_CH1_ZEROCROSS_DET_EN : 0;
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH1_ZEROCROSS_DET_EN, value);
+
+ regmap_read(rk3308->regmap, RK3308_ALC_R_DIG_CON09(grp), &agc_on);
+ value = (agc_on & RK3308_AGC_FUNC_SEL_MSK) ? RK3308_ADC_CH2_ZEROCROSS_DET_EN : 0;
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH2_ZEROCROSS_DET_EN, value);
+ }
+}
+
+static int rk3308_codec_agc_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+
+ snd_BUG_ON(e->reg < 0 || e->reg > ADC_LR_GROUP_MAX - 1);
+
+ if (e->shift_l)
+ ucontrol->value.integer.value[0] = rk3308->agc_r[e->reg];
+ else
+ ucontrol->value.integer.value[0] = rk3308->agc_l[e->reg];
+
+ return 0;
+}
+
+static int rk3308_codec_agc_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ unsigned int value = ucontrol->value.integer.value[0];
+ int grp = e->reg;
+
+ snd_BUG_ON(e->reg < 0 || e->reg > ADC_LR_GROUP_MAX - 1);
+
+ if (value) {
+ /* ALC AGC On */
+ if (e->shift_l) {
+ /* ALC AGC Right On */
+ regmap_set_bits(rk3308->regmap, RK3308_ALC_R_DIG_CON09(grp),
+ RK3308_AGC_FUNC_SEL_MSK);
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON11(grp),
+ RK3308_ADC_ALCR_CON_GAIN_PGAR_EN);
+
+ rk3308->agc_r[e->reg] = 1;
+ } else {
+ /* ALC AGC Left On */
+ regmap_set_bits(rk3308->regmap, RK3308_ALC_L_DIG_CON09(grp),
+ RK3308_AGC_FUNC_SEL_MSK);
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON11(grp),
+ RK3308_ADC_ALCL_CON_GAIN_PGAL_EN);
+
+ rk3308->agc_l[e->reg] = 1;
+ }
+ } else {
+ /* ALC AGC Off */
+ if (e->shift_l) {
+ /* ALC AGC Right Off */
+ regmap_clear_bits(rk3308->regmap, RK3308_ALC_R_DIG_CON09(grp),
+ RK3308_AGC_FUNC_SEL_MSK);
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON11(grp),
+ RK3308_ADC_ALCR_CON_GAIN_PGAR_EN);
+
+ rk3308->agc_r[e->reg] = 0;
+ } else {
+ /* ALC AGC Left Off */
+ regmap_clear_bits(rk3308->regmap, RK3308_ALC_L_DIG_CON09(grp),
+ RK3308_AGC_FUNC_SEL_MSK);
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON11(grp),
+ RK3308_ADC_ALCL_CON_GAIN_PGAL_EN);
+
+ rk3308->agc_l[e->reg] = 0;
+ }
+ }
+
+ rk3308_codec_update_zerocross(rk3308);
+
+ return 0;
+}
+
+/*
+ * Disable all BIAS circuits, but do not change the driver status (rk3308->micbias_*).
+ * Useful e.g. for suspend.
+ */
+static void rk3308_codec_micbias_disable(struct rk3308_codec_priv *rk3308)
+{
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON07(1), RK3308_ADC_MIC_BIAS_BUF_EN);
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON07(2), RK3308_ADC_MIC_BIAS_BUF_EN);
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON08(0), RK3308_ADC_MICBIAS_CURRENT_EN);
+}
+
+/*
+ * Enable or disable MIC BIAS HW components based on the status (rk3308->micbias_*).
+ */
+static void rk3308_codec_micbias_apply(struct rk3308_codec_priv *rk3308)
+{
+ bool any_micbias_enabled = (rk3308->micbias_enabled[0] || rk3308->micbias_enabled[1]);
+ unsigned int i;
+
+ /*
+ * MICBIAS programming sequence from TRM:
+ *
+ * - Enable MICBIAS:
+ * 1. Configure ACODEC_ADC_ANA_CON7[2:0] (AVDD voltage multiplier)
+ * 2. Wait until the VCMH stable
+ * 3. Configure ACODEC_ADC_ANA_CON8[4] to 1 (enable current source)
+ * 4. Configure the (ADC_ANA_CON7+{0x40|0x80})[3] (enable MICBIAS{1|2})
+ *
+ * - Disable MICBIAS:
+ * 1. Clear (ADC_ANA_CON7+{0x40|0x80})[3] (disable MICBIAS{1|2})
+ * 2. Clear ACODEC_ADC_ANA_CON8[4] (disenable current source)
+ */
+
+ if (any_micbias_enabled) {
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON07(0),
+ RK3308_ADC_LEVEL_RANGE_MICBIAS_MSK,
+ rk3308->micbias_avdd_mult);
+
+ /* Wait until the VCMH keep stable */
+ msleep(20); /* estimated value */
+
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON08(0),
+ RK3308_ADC_MICBIAS_CURRENT_EN);
+ }
+
+ for (i = 0; i < RK3308_N_MICBIAS_MAX; i++)
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON07(i + 1),
+ RK3308_ADC_MIC_BIAS_BUF_EN,
+ rk3308->micbias_enabled[i] ? RK3308_ADC_MIC_BIAS_BUF_EN : 0);
+
+ if (!any_micbias_enabled)
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON08(0),
+ RK3308_ADC_MICBIAS_CURRENT_EN);
+}
+
+static int rk3308_codec_micbias_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+ struct soc_enum *priv = (struct soc_enum *)kcontrol->private_value;
+
+ ucontrol->value.integer.value[0] = rk3308->micbias_enabled[priv->reg];
+
+ return 0;
+}
+
+static int rk3308_codec_micbias_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+ struct soc_enum *priv = (struct soc_enum *)kcontrol->private_value;
+ unsigned int on = ucontrol->value.integer.value[0];
+
+ rk3308->micbias_enabled[priv->reg] = on;
+
+ rk3308_codec_micbias_apply(rk3308);
+
+ return 0;
+}
+
+static int rk3308_codec_hpout_l_get_tlv(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return snd_soc_get_volsw_range(kcontrol, ucontrol);
+}
+
+static int rk3308_codec_hpout_l_put_tlv(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+ unsigned int dgain = ucontrol->value.integer.value[0];
+
+ rk3308->hpout_l_dgain = dgain;
+
+ return snd_soc_put_volsw_range(kcontrol, ucontrol);
+}
+
+static int rk3308_codec_hpout_r_get_tlv(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return snd_soc_get_volsw_range(kcontrol, ucontrol);
+}
+
+static int rk3308_codec_hpout_r_put_tlv(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+ unsigned int dgain = ucontrol->value.integer.value[0];
+
+ rk3308->hpout_r_dgain = dgain;
+
+ return snd_soc_put_volsw_range(kcontrol, ucontrol);
+}
+
+static int rk3308_codec_reset(struct snd_soc_component *component)
+{
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+
+ reset_control_assert(rk3308->reset);
+ usleep_range(10000, 11000); /* estimated value */
+ reset_control_deassert(rk3308->reset);
+
+ regmap_write(rk3308->regmap, RK3308_GLB_CON, 0x00);
+ usleep_range(10000, 11000); /* estimated value */
+ regmap_write(rk3308->regmap, RK3308_GLB_CON,
+ RK3308_SYS_WORK |
+ RK3308_DAC_DIG_WORK |
+ RK3308_ADC_DIG_WORK);
+
+ return 0;
+}
+
+static int rk3308_codec_adc_dig_reset(struct rk3308_codec_priv *rk3308)
+{
+ regmap_clear_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_ADC_DIG_WORK);
+ usleep_range(50, 100);
+ regmap_set_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_ADC_DIG_WORK);
+
+ return 0;
+}
+
+static int rk3308_codec_dac_dig_reset(struct rk3308_codec_priv *rk3308)
+{
+ regmap_clear_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_DAC_DIG_WORK);
+ usleep_range(10000, 11000);
+ regmap_set_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_DAC_DIG_WORK);
+
+ return 0;
+}
+
+static int rk3308_set_bias_level(struct snd_soc_component *component,
+ enum snd_soc_bias_level level)
+{
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+
+ switch (level) {
+ case SND_SOC_BIAS_ON:
+ break;
+ case SND_SOC_BIAS_PREPARE:
+ rk3308_codec_micbias_apply(rk3308);
+ break;
+ case SND_SOC_BIAS_STANDBY:
+ rk3308_codec_micbias_disable(rk3308);
+ break;
+ case SND_SOC_BIAS_OFF:
+ break;
+ }
+
+ return 0;
+}
+
+static int rk3308_set_dai_fmt(struct snd_soc_dai *codec_dai,
+ unsigned int fmt)
+{
+ struct snd_soc_component *component = codec_dai->component;
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+ const unsigned int inv_bits = fmt & SND_SOC_DAIFMT_INV_MASK;
+ const bool inv_bitclk =
+ (inv_bits & SND_SOC_DAIFMT_IB_IF) ||
+ (inv_bits & SND_SOC_DAIFMT_IB_NF);
+ const bool inv_frmclk =
+ (inv_bits & SND_SOC_DAIFMT_IB_IF) ||
+ (inv_bits & SND_SOC_DAIFMT_NB_IF);
+
+ unsigned int adc_aif1 = 0, adc_aif2 = 0, dac_aif1 = 0, dac_aif2 = 0;
+ int grp, is_master;
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBC_CFC:
+ break;
+ case SND_SOC_DAIFMT_CBP_CFP:
+ adc_aif2 |= RK3308_ADC_IO_MODE_MASTER;
+ adc_aif2 |= RK3308_ADC_MODE_MASTER;
+ dac_aif2 |= RK3308_DAC_IO_MODE_MASTER;
+ dac_aif2 |= RK3308_DAC_MODE_MASTER;
+ is_master = 1;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_DSP_A:
+ adc_aif1 |= RK3308_ADC_I2S_MODE_PCM;
+ dac_aif1 |= RK3308_DAC_I2S_MODE_PCM;
+ break;
+ case SND_SOC_DAIFMT_I2S:
+ adc_aif1 |= RK3308_ADC_I2S_MODE_I2S;
+ dac_aif1 |= RK3308_DAC_I2S_MODE_I2S;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ adc_aif1 |= RK3308_ADC_I2S_MODE_RJ;
+ dac_aif1 |= RK3308_DAC_I2S_MODE_RJ;
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ adc_aif1 |= RK3308_ADC_I2S_MODE_LJ;
+ dac_aif1 |= RK3308_DAC_I2S_MODE_LJ;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (inv_bitclk) {
+ adc_aif2 |= RK3308_ADC_I2S_BIT_CLK_POL_REVERSAL;
+ dac_aif2 |= RK3308_DAC_I2S_BIT_CLK_POL_REVERSAL;
+ }
+
+ if (inv_frmclk) {
+ adc_aif1 |= RK3308_ADC_I2S_LRC_POL_REVERSAL;
+ dac_aif1 |= RK3308_DAC_I2S_LRC_POL_REVERSAL;
+ }
+
+ /*
+ * Hold ADC Digital registers start at master mode
+ *
+ * There are 8 ADCs and use the same SCLK and LRCK internal for master
+ * mode, We need to make sure that they are in effect at the same time,
+ * otherwise they will cause the abnormal clocks.
+ */
+ if (is_master)
+ regmap_clear_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_ADC_DIG_WORK);
+
+ for (grp = 0; grp < ADC_LR_GROUP_MAX; grp++) {
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_DIG_CON01(grp),
+ RK3308_ADC_I2S_LRC_POL_REVERSAL |
+ RK3308_ADC_I2S_MODE_MSK,
+ adc_aif1);
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_DIG_CON02(grp),
+ RK3308_ADC_IO_MODE_MASTER |
+ RK3308_ADC_MODE_MASTER |
+ RK3308_ADC_I2S_BIT_CLK_POL_REVERSAL,
+ adc_aif2);
+ }
+
+ /* Hold ADC Digital registers end at master mode */
+ if (is_master)
+ regmap_set_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_ADC_DIG_WORK);
+
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_DIG_CON01,
+ RK3308_DAC_I2S_LRC_POL_REVERSAL |
+ RK3308_DAC_I2S_MODE_MSK,
+ dac_aif1);
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_DIG_CON02,
+ RK3308_DAC_IO_MODE_MASTER |
+ RK3308_DAC_MODE_MASTER |
+ RK3308_DAC_I2S_BIT_CLK_POL_REVERSAL,
+ dac_aif2);
+
+ return 0;
+}
+
+static int rk3308_codec_dac_dig_config(struct rk3308_codec_priv *rk3308,
+ struct snd_pcm_hw_params *params)
+{
+ unsigned int dac_aif1 = 0;
+
+ /* Clear the status of DAC DIG Digital reigisters */
+ rk3308_codec_dac_dig_reset(rk3308);
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ dac_aif1 |= RK3308_DAC_I2S_VALID_LEN_16BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ dac_aif1 |= RK3308_DAC_I2S_VALID_LEN_20BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ dac_aif1 |= RK3308_DAC_I2S_VALID_LEN_24BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ dac_aif1 |= RK3308_DAC_I2S_VALID_LEN_32BITS;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_DIG_CON01,
+ RK3308_DAC_I2S_VALID_LEN_MSK, dac_aif1);
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_DIG_CON02, RK3308_DAC_I2S_WORK);
+
+ return 0;
+}
+
+static int rk3308_codec_adc_dig_config(struct rk3308_codec_priv *rk3308,
+ struct snd_pcm_hw_params *params)
+{
+ unsigned int adc_aif1 = 0;
+ int grp;
+
+ /* Clear the status of ADC DIG Digital reigisters */
+ rk3308_codec_adc_dig_reset(rk3308);
+
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_S16_LE:
+ adc_aif1 |= RK3308_ADC_I2S_VALID_LEN_16BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S20_3LE:
+ adc_aif1 |= RK3308_ADC_I2S_VALID_LEN_20BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S24_LE:
+ adc_aif1 |= RK3308_ADC_I2S_VALID_LEN_24BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S32_LE:
+ adc_aif1 |= RK3308_ADC_I2S_VALID_LEN_32BITS;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (params_channels(params)) {
+ case 1:
+ adc_aif1 |= RK3308_ADC_I2S_MONO;
+ break;
+ case 2:
+ case 4:
+ case 6:
+ case 8:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ for (grp = 0; grp < rk3308->used_adc_grps; grp++) {
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_DIG_CON01(grp),
+ RK3308_ADC_I2S_VALID_LEN_MSK | RK3308_ADC_I2S_MONO, adc_aif1);
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_DIG_CON02(grp), RK3308_ADC_I2S_WORK);
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_agc_dig_config(struct rk3308_codec_priv *rk3308,
+ struct snd_pcm_hw_params *params)
+{
+ int grp;
+
+ unsigned int value = find_closest_descending(params_rate(params),
+ agc_approx_rate, ARRAY_SIZE(agc_approx_rate));
+
+ for (grp = 0; grp < rk3308->used_adc_grps; grp++) {
+ regmap_update_bits(rk3308->regmap, RK3308_ALC_L_DIG_CON04(grp),
+ RK3308_AGC_APPROX_RATE_MSK, value);
+ regmap_update_bits(rk3308->regmap, RK3308_ALC_R_DIG_CON04(grp),
+ RK3308_AGC_APPROX_RATE_MSK, value);
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_update_adc_grps(struct rk3308_codec_priv *rk3308,
+ struct snd_pcm_hw_params *params)
+{
+ switch (params_channels(params)) {
+ case 1:
+ rk3308->used_adc_grps = 1;
+ break;
+ case 2:
+ case 4:
+ case 6:
+ case 8:
+ rk3308->used_adc_grps = params_channels(params) / 2;
+ break;
+ default:
+ dev_err(rk3308->dev, "Invalid channels: %d\n",
+ params_channels(params));
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int rk3308_mute_stream(struct snd_soc_dai *dai, int mute, int stream)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ int dgain;
+
+ if (mute) {
+ for (dgain = 0x2; dgain <= 0x7; dgain++) {
+ /*
+ * Keep the max -> min digital CIC interpolation
+ * filter gain step by step.
+ *
+ * loud: 0x2; whisper: 0x7
+ */
+ regmap_update_bits(rk3308->regmap,
+ RK3308_DAC_DIG_CON04,
+ RK3308_DAC_CIC_IF_GAIN_MSK,
+ dgain);
+ usleep_range(200, 300); /* estimated value */
+ }
+ } else {
+ for (dgain = 0x7; dgain >= 0x2; dgain--) {
+ /*
+ * Keep the min -> max digital CIC interpolation
+ * filter gain step by step
+ *
+ * loud: 0x2; whisper: 0x7
+ */
+ regmap_update_bits(rk3308->regmap,
+ RK3308_DAC_DIG_CON04,
+ RK3308_DAC_CIC_IF_GAIN_MSK,
+ dgain);
+ usleep_range(200, 300); /* estimated value */
+ }
+ }
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_digital_fadein(struct rk3308_codec_priv *rk3308)
+{
+ unsigned int dgain, dgain_ref;
+
+ if (rk3308->hpout_l_dgain != rk3308->hpout_r_dgain) {
+ pr_warn("HPOUT l_dgain: 0x%x != r_dgain: 0x%x\n",
+ rk3308->hpout_l_dgain, rk3308->hpout_r_dgain);
+ dgain_ref = min(rk3308->hpout_l_dgain, rk3308->hpout_r_dgain);
+ } else {
+ dgain_ref = rk3308->hpout_l_dgain;
+ }
+
+ /*
+ * We'd better change the gain of the left and right channels
+ * at the same time to avoid different listening
+ */
+ for (dgain = RK3308_DAC_L_HPOUT_GAIN_NDB_39;
+ dgain <= dgain_ref; dgain++) {
+ /* Step 02 decrease dgains for de-pop */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON05,
+ RK3308_DAC_L_HPOUT_GAIN_MSK,
+ dgain);
+
+ /* Step 02 decrease dgains for de-pop */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON06,
+ RK3308_DAC_R_HPOUT_GAIN_MSK,
+ dgain);
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_digital_fadeout(struct rk3308_codec_priv *rk3308)
+{
+ unsigned int l_dgain, r_dgain;
+
+ /*
+ * Note. In the step2, adjusting the register step by step to
+ * the appropriate value and taking 20ms as time step
+ */
+ regmap_read(rk3308->regmap, RK3308_DAC_ANA_CON05, &l_dgain);
+ l_dgain &= RK3308_DAC_L_HPOUT_GAIN_MSK;
+
+ regmap_read(rk3308->regmap, RK3308_DAC_ANA_CON06, &r_dgain);
+ r_dgain &= RK3308_DAC_R_HPOUT_GAIN_MSK;
+
+ if (l_dgain != r_dgain) {
+ pr_warn("HPOUT l_dgain: 0x%x != r_dgain: 0x%x\n",
+ l_dgain, r_dgain);
+ l_dgain = min(l_dgain, r_dgain);
+ }
+
+ /*
+ * We'd better change the gain of the left and right channels
+ * at the same time to avoid different listening
+ */
+ while (l_dgain >= RK3308_DAC_L_HPOUT_GAIN_NDB_39) {
+ /* Step 02 decrease dgains for de-pop */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON05,
+ RK3308_DAC_L_HPOUT_GAIN_MSK,
+ l_dgain);
+
+ /* Step 02 decrease dgains for de-pop */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON06,
+ RK3308_DAC_R_HPOUT_GAIN_MSK,
+ l_dgain);
+
+ usleep_range(200, 300); /* estimated value */
+
+ if (l_dgain == RK3308_DAC_L_HPOUT_GAIN_NDB_39)
+ break;
+
+ l_dgain--;
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_dac_enable(struct rk3308_codec_priv *rk3308)
+{
+ /*
+ * Note1. If the ACODEC_DAC_ANA_CON12[6] or ACODEC_DAC_ANA_CON12[2]
+ * is set to 0x1, ignoring the step9~12.
+ */
+
+ /*
+ * Note2. If the ACODEC_ DAC_ANA_CON12[7] or ACODEC_DAC_ANA_CON12[3]
+ * is set to 0x1, the ADC0 or ADC1 should be enabled firstly, and
+ * please refer to Enable ADC Configuration Standard Usage Flow(expect
+ * step7~step9,step14).
+ */
+
+ /*
+ * Note3. If no opening the line out, ignoring the step6, step17 and
+ * step19.
+ */
+
+ /*
+ * Note4. If no opening the headphone out, ignoring the step3,step7~8,
+ * step16 and step18.
+ */
+
+ /*
+ * Note5. In the step18, adjust the register step by step to the
+ * appropriate value and taking 10ms as one time step
+ */
+
+ /*
+ * 1. Set the ACODEC_DAC_ANA_CON0[0] to 0x1, to enable the current
+ * source of DAC
+ */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON00,
+ RK3308_DAC_CURRENT_EN);
+
+ usleep_range(20, 40);
+
+ /*
+ * 2. Set the ACODEC_DAC_ANA_CON1[6] and ACODEC_DAC_ANA_CON1[2] to 0x1,
+ * to enable the reference voltage buffer
+ */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON01,
+ RK3308_DAC_BUF_REF_L_EN |
+ RK3308_DAC_BUF_REF_R_EN);
+
+ /* Waiting the stable reference voltage */
+ mdelay(1);
+
+ /* Step 03 */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON01,
+ RK3308_DAC_HPOUT_POP_SOUND_L_MSK |
+ RK3308_DAC_HPOUT_POP_SOUND_R_MSK,
+ RK3308_DAC_HPOUT_POP_SOUND_L_WORK |
+ RK3308_DAC_HPOUT_POP_SOUND_R_WORK);
+
+ usleep_range(20, 40);
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B &&
+ (rk3308->dac_output == DAC_LINEOUT ||
+ rk3308->dac_output == DAC_LINEOUT_HPOUT)) {
+ /* Step 04 */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON15,
+ RK3308_DAC_LINEOUT_POP_SOUND_L_MSK |
+ RK3308_DAC_LINEOUT_POP_SOUND_R_MSK,
+ RK3308_DAC_L_SEL_DC_FROM_INTERNAL |
+ RK3308_DAC_R_SEL_DC_FROM_INTERNAL);
+
+ usleep_range(20, 40);
+ }
+
+ /* Step 05 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON13,
+ RK3308_DAC_L_HPMIX_EN |
+ RK3308_DAC_R_HPMIX_EN);
+
+ /* Waiting the stable HPMIX */
+ mdelay(1);
+
+ /* Step 06. Reset HPMIX and recover HPMIX gains */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON13,
+ RK3308_DAC_L_HPMIX_WORK |
+ RK3308_DAC_R_HPMIX_WORK);
+ usleep_range(50, 100);
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON13,
+ RK3308_DAC_L_HPMIX_WORK |
+ RK3308_DAC_R_HPMIX_WORK);
+
+ usleep_range(20, 40);
+
+ if (rk3308->dac_output == DAC_LINEOUT ||
+ rk3308->dac_output == DAC_LINEOUT_HPOUT) {
+ /* Step 07 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON04,
+ RK3308_DAC_L_LINEOUT_EN |
+ RK3308_DAC_R_LINEOUT_EN);
+
+ usleep_range(20, 40);
+ }
+
+ if (rk3308->dac_output == DAC_HPOUT ||
+ rk3308->dac_output == DAC_LINEOUT_HPOUT) {
+ /* Step 08 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON03,
+ RK3308_DAC_L_HPOUT_EN |
+ RK3308_DAC_R_HPOUT_EN);
+
+ usleep_range(20, 40);
+
+ /* Step 09 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON03,
+ RK3308_DAC_L_HPOUT_WORK |
+ RK3308_DAC_R_HPOUT_WORK);
+
+ usleep_range(20, 40);
+ }
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /* Step 10 */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON15,
+ RK3308_DAC_LINEOUT_POP_SOUND_L_MSK |
+ RK3308_DAC_LINEOUT_POP_SOUND_R_MSK,
+ RK3308_DAC_L_SEL_LINEOUT_FROM_INTERNAL |
+ RK3308_DAC_R_SEL_LINEOUT_FROM_INTERNAL);
+
+ usleep_range(20, 40);
+ }
+
+ /* Step 11 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,
+ RK3308_DAC_L_REF_EN | RK3308_DAC_R_REF_EN);
+
+ usleep_range(20, 40);
+
+ /* Step 12 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,
+ RK3308_DAC_L_CLK_EN | RK3308_DAC_R_CLK_EN);
+
+ usleep_range(20, 40);
+
+ /* Step 13 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,
+ RK3308_DAC_L_DAC_EN | RK3308_DAC_R_DAC_EN);
+
+ usleep_range(20, 40);
+
+ /* Step 14 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,
+ RK3308_DAC_L_DAC_WORK | RK3308_DAC_R_DAC_WORK);
+
+ usleep_range(20, 40);
+
+ /* Step 15 */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON12,
+ RK3308_DAC_L_HPMIX_SEL_MSK |
+ RK3308_DAC_R_HPMIX_SEL_MSK,
+ RK3308_DAC_L_HPMIX_I2S |
+ RK3308_DAC_R_HPMIX_I2S);
+
+ usleep_range(20, 40);
+
+ /* Step 16 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON13,
+ RK3308_DAC_L_HPMIX_UNMUTE | RK3308_DAC_R_HPMIX_UNMUTE);
+
+ usleep_range(20, 40);
+
+ /* Step 17: Put configuration HPMIX Gain */
+
+ if (rk3308->dac_output == DAC_HPOUT ||
+ rk3308->dac_output == DAC_LINEOUT_HPOUT) {
+ /* Step 18 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON03,
+ RK3308_DAC_L_HPOUT_UNMUTE | RK3308_DAC_R_HPOUT_UNMUTE);
+
+ usleep_range(20, 40);
+ }
+
+ if (rk3308->dac_output == DAC_LINEOUT ||
+ rk3308->dac_output == DAC_LINEOUT_HPOUT) {
+ /* Step 19 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON04,
+ RK3308_DAC_L_LINEOUT_UNMUTE | RK3308_DAC_R_LINEOUT_UNMUTE);
+ usleep_range(20, 40);
+ }
+
+ /* Step 20, put configuration HPOUT gain control */
+ /* Step 21, put configuration LINEOUT gain control */
+
+ if (rk3308->dac_output == DAC_HPOUT ||
+ rk3308->dac_output == DAC_LINEOUT_HPOUT) {
+ /* Just for HPOUT */
+ rk3308_codec_digital_fadein(rk3308);
+ }
+
+ /* TODO: TRY TO TEST DRIVE STRENGTH */
+
+ return 0;
+}
+
+static int rk3308_codec_dac_disable(struct rk3308_codec_priv *rk3308)
+{
+ /*
+ * Step 00 skipped. Keep the DAC channel work and input the mute signal.
+ */
+
+ /* Step 01 skipped. May set the min gain for LINEOUT. */
+
+ /* Step 02 skipped. May set the min gain for HPOUT. */
+
+ if (rk3308->dac_output == DAC_HPOUT ||
+ rk3308->dac_output == DAC_LINEOUT_HPOUT) {
+ /* Just for HPOUT */
+ rk3308_codec_digital_fadeout(rk3308);
+ }
+
+ /* Step 03 */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON13,
+ RK3308_DAC_L_HPMIX_UNMUTE | RK3308_DAC_R_HPMIX_UNMUTE);
+
+ /* Step 04 */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON12,
+ RK3308_DAC_L_HPMIX_SEL_MSK |
+ RK3308_DAC_R_HPMIX_SEL_MSK,
+ RK3308_DAC_L_HPMIX_NONE |
+ RK3308_DAC_R_HPMIX_NONE);
+ /* Step 05 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON03,
+ RK3308_DAC_L_HPOUT_UNMUTE |
+ RK3308_DAC_R_HPOUT_UNMUTE);
+
+ /* Step 06 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,
+ RK3308_DAC_L_DAC_WORK |
+ RK3308_DAC_R_DAC_WORK);
+
+ /* Step 07 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON03,
+ RK3308_DAC_L_HPOUT_EN |
+ RK3308_DAC_R_HPOUT_EN);
+
+ /* Step 08 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON04,
+ RK3308_DAC_L_LINEOUT_UNMUTE |
+ RK3308_DAC_R_LINEOUT_UNMUTE);
+
+ /* Step 09 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON04,
+ RK3308_DAC_L_LINEOUT_EN |
+ RK3308_DAC_R_LINEOUT_EN);
+
+ /* Step 10 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON13,
+ RK3308_DAC_L_HPMIX_EN |
+ RK3308_DAC_R_HPMIX_EN);
+
+ /* Step 11 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,
+ RK3308_DAC_L_DAC_EN |
+ RK3308_DAC_R_DAC_EN);
+
+ /* Step 12 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,
+ RK3308_DAC_L_CLK_EN |
+ RK3308_DAC_R_CLK_EN);
+
+ /* Step 13 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON02,
+ RK3308_DAC_L_REF_EN |
+ RK3308_DAC_R_REF_EN);
+
+ /* Step 14 */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON01,
+ RK3308_DAC_HPOUT_POP_SOUND_L_MSK |
+ RK3308_DAC_HPOUT_POP_SOUND_R_MSK,
+ RK3308_DAC_HPOUT_POP_SOUND_L_INIT |
+ RK3308_DAC_HPOUT_POP_SOUND_R_INIT);
+
+ /* Step 15 */
+ if (rk3308->codec_ver == ACODEC_VERSION_B &&
+ (rk3308->dac_output == DAC_LINEOUT ||
+ rk3308->dac_output == DAC_LINEOUT_HPOUT)) {
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON15,
+ RK3308_DAC_LINEOUT_POP_SOUND_L_MSK |
+ RK3308_DAC_LINEOUT_POP_SOUND_R_MSK,
+ RK3308_DAC_L_SEL_DC_FROM_VCM |
+ RK3308_DAC_R_SEL_DC_FROM_VCM);
+ }
+
+ /* Step 16 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON01,
+ RK3308_DAC_BUF_REF_L_EN |
+ RK3308_DAC_BUF_REF_R_EN);
+
+ /* Step 17 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON00,
+ RK3308_DAC_CURRENT_EN);
+
+ /* Step 18 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON03,
+ RK3308_DAC_L_HPOUT_WORK |
+ RK3308_DAC_R_HPOUT_WORK);
+
+ /* Step 19 */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON13,
+ RK3308_DAC_L_HPMIX_WORK |
+ RK3308_DAC_R_HPMIX_WORK,
+ RK3308_DAC_L_HPMIX_WORK |
+ RK3308_DAC_R_HPMIX_WORK);
+
+ /* Step 20 skipped, may set the min gain for HPOUT. */
+
+ /*
+ * Note2. If the ACODEC_DAC_ANA_CON12[7] or ACODEC_DAC_ANA_CON12[3]
+ * is set to 0x1, add the steps from the section Disable ADC
+ * Configuration Standard Usage Flow after complete the step 19
+ *
+ * IF USING LINE-IN
+ * rk3308_codec_adc_ana_disable(rk3308, type);
+ */
+
+ return 0;
+}
+
+static int rk3308_codec_power_on(struct rk3308_codec_priv *rk3308)
+{
+ unsigned int v;
+
+ /* TRM Section 8.6.3 Power Up */
+
+ /* 0. Supply the power of digital part and reset the Audio Codec */
+
+ /*
+ * 1. Configure ACODEC_DAC_ANA_CON1[1:0] and ACODEC_DAC_ANA_CON1[5:4]
+ * to 0x1, to setup dc voltage of the DAC channel output.
+ */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON01,
+ RK3308_DAC_HPOUT_POP_SOUND_L_MSK |
+ RK3308_DAC_HPOUT_POP_SOUND_R_MSK,
+ RK3308_DAC_HPOUT_POP_SOUND_L_INIT |
+ RK3308_DAC_HPOUT_POP_SOUND_R_INIT);
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /*
+ * 2. Configure ACODEC_DAC_ANA_CON15[1:0] and
+ * ACODEC_DAC_ANA_CON15[5:4] to 0x1, to setup dc voltage of
+ * the DAC channel output.
+ */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON15,
+ RK3308_DAC_LINEOUT_POP_SOUND_L_MSK |
+ RK3308_DAC_LINEOUT_POP_SOUND_R_MSK,
+ RK3308_DAC_L_SEL_DC_FROM_VCM |
+ RK3308_DAC_R_SEL_DC_FROM_VCM);
+ }
+
+ /*
+ * 3. Configure the register ACODEC_ADC_ANA_CON10[6:0] to 7’b000_0001.
+ */
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),
+ RK3308_ADC_CURRENT_CHARGE_MSK,
+ RK3308_ADC_SEL_I(0x1));
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /*
+ * 4. Configure the register ACODEC_ADC_ANA_CON14[3:0] to
+ * 4’b0001.
+ */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON14,
+ RK3308_DAC_CURRENT_CHARGE_MSK,
+ RK3308_DAC_SEL_I(0x1));
+ }
+
+ /* 5. Supply the power of the analog part(AVDD,AVDDRV) */
+
+ /*
+ * 6. Configure the register ACODEC_ADC_ANA_CON10[7] to 0x1 to setup
+ * reference voltage
+ */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0), RK3308_ADC_REF_EN);
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /*
+ * 7. Configure the register ACODEC_ADC_ANA_CON14[4] to 0x1 to
+ * setup reference voltage
+ */
+ regmap_set_bits(rk3308->regmap, RK3308_DAC_ANA_CON14,
+ RK3308_DAC_VCM_LINEOUT_EN);
+ }
+
+ /*
+ * 8. Change the register ACODEC_ADC_ANA_CON10[6:0] from the 0x1 to
+ * 0x7f step by step or configure the ACODEC_ADC_ANA_CON10[6:0] to
+ * 0x7f directly. Here the slot time of the step is 200us.
+ */
+ for (v = 0x1; v <= 0x7f; v++) {
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),
+ RK3308_ADC_CURRENT_CHARGE_MSK, v);
+ usleep_range(200, 400);
+ }
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /*
+ * 9. Change the register ACODEC_ADC_ANA_CON14[3:0] from the 0x1
+ * to 0xf step by step or configure the
+ * ACODEC_ADC_ANA_CON14[3:0] to 0xf directly. Here the slot
+ * time of the step is 200us.
+ */
+ for (v = 0x1; v <= 0xf; v++) {
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON14,
+ RK3308_DAC_CURRENT_CHARGE_MSK, v);
+ usleep_range(200, 400);
+ }
+ }
+
+ /* 10. Wait until the voltage of VCM keeps stable at the AVDD/2 */
+ msleep(20); /* estimated value */
+
+ /*
+ * 11. Configure the register ACODEC_ADC_ANA_CON10[6:0] to the
+ * appropriate value (expect 0x0) for reducing power.
+ */
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),
+ RK3308_ADC_CURRENT_CHARGE_MSK, 0x7c);
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /*
+ * 12. Configure the register ACODEC_DAC_ANA_CON14[6:0] to the
+ * appropriate value(expect 0x0) for reducing power.
+ */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON14,
+ RK3308_DAC_CURRENT_CHARGE_MSK, 0xf);
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_power_off(struct rk3308_codec_priv *rk3308)
+{
+ unsigned int v;
+
+ /*
+ * 0. Keep the power on and disable the DAC and ADC path according to
+ * the section power on configuration standard usage flow.
+ */
+
+ /*
+ * 1. Configure the register ACODEC_ADC_ANA_CON10[6:0] to 7’b000_0001.
+ */
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),
+ RK3308_ADC_CURRENT_CHARGE_MSK,
+ RK3308_ADC_SEL_I(0x1));
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /*
+ * 2. Configure the register ACODEC_DAC_ANA_CON14[3:0] to
+ * 4’b0001.
+ */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON14,
+ RK3308_DAC_CURRENT_CHARGE_MSK,
+ RK3308_DAC_SEL_I(0x1));
+ }
+
+ /* 3. Configure the register ACODEC_ADC_ANA_CON10[7] to 0x0 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0), RK3308_ADC_REF_EN);
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /* 4. Configure the register ACODEC_DAC_ANA_CON14[7] to 0x0 */
+ regmap_clear_bits(rk3308->regmap, RK3308_DAC_ANA_CON14,
+ RK3308_DAC_VCM_LINEOUT_EN);
+ }
+
+ /*
+ * 5. Change the register ACODEC_ADC_ANA_CON10[6:0] from the 0x1 to 0x7f
+ * step by step or configure the ACODEC_ADC_ANA_CON10[6:0] to 0x7f
+ * directly. Here the slot time of the step is 200us.
+ */
+ for (v = 0x1; v <= 0x7f; v++) {
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON10(0),
+ RK3308_ADC_CURRENT_CHARGE_MSK, v);
+ usleep_range(200, 400);
+ }
+
+ if (rk3308->codec_ver == ACODEC_VERSION_B) {
+ /*
+ * 6. Change the register ACODEC_DAC_ANA_CON14[3:0] from the 0x1
+ * to 0xf step by step or configure the
+ * ACODEC_DAC_ANA_CON14[3:0] to 0xf directly. Here the slot
+ * time of the step is 200us.
+ */
+ for (v = 0x1; v <= 0x7f; v++) {
+ regmap_update_bits(rk3308->regmap,
+ RK3308_ADC_ANA_CON10(0),
+ RK3308_ADC_CURRENT_CHARGE_MSK, v);
+ usleep_range(200, 400);
+ }
+ }
+
+ /* 7. Wait until the voltage of VCM keeps stable at the AGND */
+ msleep(20); /* estimated value */
+
+ /* 8. Power off the analog power supply */
+ /* 9. Power off the digital power supply */
+
+ /* Do something via hardware */
+
+ return 0;
+}
+
+static int rk3308_codec_adc_reinit_mics(struct rk3308_codec_priv *rk3308)
+{
+ int grp;
+
+ for (grp = 0; grp < rk3308->used_adc_grps; grp++) {
+ /* vendor step 1 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON05(grp),
+ RK3308_ADC_CH1_ADC_WORK |
+ RK3308_ADC_CH2_ADC_WORK);
+
+ /* vendor step 2 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH1_ALC_WORK |
+ RK3308_ADC_CH2_ALC_WORK);
+
+ /* vendor step 3 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_MIC_WORK |
+ RK3308_ADC_CH2_MIC_WORK);
+ }
+
+ usleep_range(200, 250); /* estimated value */
+
+ for (grp = 0; grp < rk3308->used_adc_grps; grp++) {
+ /* vendor step 1 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON05(grp),
+ RK3308_ADC_CH1_ADC_WORK |
+ RK3308_ADC_CH2_ADC_WORK);
+
+ /* vendor step 2 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH1_ALC_WORK |
+ RK3308_ADC_CH2_ALC_WORK);
+
+ /* vendor step 3 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_MIC_WORK |
+ RK3308_ADC_CH2_MIC_WORK);
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_adc_ana_enable(struct rk3308_codec_priv *rk3308)
+{
+ int grp = 0;
+
+ /*
+ * 1. Set the ACODEC_ADC_ANA_CON7[7:6] and ACODEC_ADC_ANA_CON7[5:4],
+ * to select the line-in or microphone as input of ADC
+ *
+ * Note1. Please ignore the step1 for enabling ADC3, ADC4, ADC5,
+ * ADC6, ADC7, and ADC8
+ */
+ if (rk3308->adc_grp0_using_linein) {
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON07(0),
+ RK3308_ADC_CH1_IN_SEL_MSK |
+ RK3308_ADC_CH2_IN_SEL_MSK,
+ RK3308_ADC_CH1_IN_LINEIN |
+ RK3308_ADC_CH2_IN_LINEIN);
+ grp++;
+ }
+
+ for (; grp < rk3308->used_adc_grps; grp++) {
+ regmap_update_bits(rk3308->regmap,
+ RK3308_ADC_ANA_CON07(grp),
+ RK3308_ADC_CH1_IN_SEL_MSK |
+ RK3308_ADC_CH2_IN_SEL_MSK,
+ RK3308_ADC_CH1_IN_MIC |
+ RK3308_ADC_CH2_IN_MIC);
+ }
+
+ for (grp = 0; grp < rk3308->used_adc_grps; grp++) {
+ /*
+ * 2. Set ACODEC_ADC_ANA_CON0[7] and [3] to 0x1, to end the mute station
+ * of ADC, to enable the MIC module, to enable the reference voltage
+ * buffer, and to end the initialization of MIC
+ */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_MIC_UNMUTE |
+ RK3308_ADC_CH2_MIC_UNMUTE);
+
+ /*
+ * 3. Set ACODEC_ADC_ANA_CON6[0] to 0x1, to enable the current source
+ * of audio
+ */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON06(grp),
+ RK3308_ADC_CURRENT_EN);
+ }
+
+ /*
+ * This is mainly used for BIST mode that wait ADCs are stable.
+ *
+ * By tested results, the type delay is >40us, but we need to leave
+ * enough delay margin.
+ */
+ usleep_range(400, 500);
+
+ for (grp = 0; grp < rk3308->used_adc_grps; grp++) {
+ /* vendor step 4 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_BUF_REF_EN |
+ RK3308_ADC_CH2_BUF_REF_EN);
+
+ /* vendor step 5 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_MIC_EN |
+ RK3308_ADC_CH2_MIC_EN);
+
+ /* vendor step 6 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH1_ALC_EN |
+ RK3308_ADC_CH2_ALC_EN);
+
+ /* vendor step 7 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON05(grp),
+ RK3308_ADC_CH1_CLK_EN |
+ RK3308_ADC_CH2_CLK_EN);
+
+ /* vendor step 8 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON05(grp),
+ RK3308_ADC_CH1_ADC_EN |
+ RK3308_ADC_CH2_ADC_EN);
+
+ /* vendor step 9 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON05(grp),
+ RK3308_ADC_CH1_ADC_WORK |
+ RK3308_ADC_CH2_ADC_WORK);
+
+ /* vendor step 10 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH1_ALC_WORK |
+ RK3308_ADC_CH2_ALC_WORK);
+
+ /* vendor step 11 */
+ regmap_set_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_MIC_WORK |
+ RK3308_ADC_CH2_MIC_WORK);
+ }
+
+ rk3308_codec_update_zerocross(rk3308);
+
+ return 0;
+}
+
+static int rk3308_codec_adc_ana_disable(struct rk3308_codec_priv *rk3308,
+ unsigned int num_grps)
+{
+ int grp;
+
+ for (grp = 0; grp < num_grps; grp++) {
+ /* vendor step 1 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH1_ZEROCROSS_DET_EN |
+ RK3308_ADC_CH2_ZEROCROSS_DET_EN);
+
+ /* vendor step 2 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON05(grp),
+ RK3308_ADC_CH1_ADC_EN |
+ RK3308_ADC_CH2_ADC_EN);
+
+ /* vendor step 3 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON05(grp),
+ RK3308_ADC_CH1_CLK_EN |
+ RK3308_ADC_CH2_CLK_EN);
+
+ /* vendor step 4 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH1_ALC_EN |
+ RK3308_ADC_CH2_ALC_EN);
+
+ /* vendor step 5 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_MIC_EN |
+ RK3308_ADC_CH2_MIC_EN);
+
+ /* vendor step 6 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_BUF_REF_EN |
+ RK3308_ADC_CH2_BUF_REF_EN);
+
+ /* vendor step 7 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON06(grp),
+ RK3308_ADC_CURRENT_EN);
+
+ /* vendor step 8 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON05(grp),
+ RK3308_ADC_CH1_ADC_WORK |
+ RK3308_ADC_CH2_ADC_WORK);
+
+ /* vendor step 9 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON02(grp),
+ RK3308_ADC_CH1_ALC_WORK |
+ RK3308_ADC_CH2_ALC_WORK);
+
+ /* vendor step 10 */
+ regmap_clear_bits(rk3308->regmap, RK3308_ADC_ANA_CON00(grp),
+ RK3308_ADC_CH1_MIC_WORK |
+ RK3308_ADC_CH2_MIC_WORK);
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_open_capture(struct rk3308_codec_priv *rk3308)
+{
+ int grp = 0;
+
+ rk3308_codec_adc_ana_enable(rk3308);
+ rk3308_codec_adc_reinit_mics(rk3308);
+
+ if (rk3308->adc_grp0_using_linein) {
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_DIG_CON03(0),
+ RK3308_ADC_L_CH_BIST_MSK,
+ RK3308_ADC_L_CH_NORMAL_LEFT);
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_DIG_CON03(0),
+ RK3308_ADC_R_CH_BIST_MSK,
+ RK3308_ADC_R_CH_NORMAL_RIGHT);
+ } else {
+ for (grp = 0; grp < rk3308->used_adc_grps; grp++) {
+ regmap_update_bits(rk3308->regmap,
+ RK3308_ADC_DIG_CON03(grp),
+ RK3308_ADC_L_CH_BIST_MSK,
+ RK3308_ADC_L_CH_NORMAL_LEFT);
+ regmap_update_bits(rk3308->regmap,
+ RK3308_ADC_DIG_CON03(grp),
+ RK3308_ADC_R_CH_BIST_MSK,
+ RK3308_ADC_R_CH_NORMAL_RIGHT);
+ }
+ }
+
+ return 0;
+}
+
+static void rk3308_codec_adc_mclk_disable(struct rk3308_codec_priv *rk3308)
+{
+ regmap_set_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_ADC_MCLK_GATING_MSK);
+}
+
+static void rk3308_codec_adc_mclk_enable(struct rk3308_codec_priv *rk3308)
+{
+ regmap_clear_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_ADC_MCLK_GATING_MSK);
+ usleep_range(20, 40);
+}
+
+static void rk3308_codec_dac_mclk_disable(struct rk3308_codec_priv *rk3308)
+{
+ regmap_set_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_DAC_MCLK_GATING_MSK);
+}
+
+static void rk3308_codec_dac_mclk_enable(struct rk3308_codec_priv *rk3308)
+{
+ regmap_clear_bits(rk3308->regmap, RK3308_GLB_CON, RK3308_DAC_MCLK_GATING_MSK);
+ usleep_range(20, 40);
+}
+
+static int rk3308_codec_llp_down(struct rk3308_codec_priv *rk3308)
+{
+ rk3308_codec_adc_mclk_disable(rk3308);
+ rk3308_codec_dac_mclk_disable(rk3308);
+
+ return 0;
+}
+
+static int rk3308_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+ int ret;
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ /* DAC only supports 2 channels */
+ rk3308_codec_dac_mclk_enable(rk3308);
+ rk3308_codec_dac_enable(rk3308);
+ rk3308_codec_dac_dig_config(rk3308, params);
+ } else {
+ rk3308_codec_micbias_apply(rk3308);
+ rk3308_codec_adc_mclk_enable(rk3308);
+ ret = rk3308_codec_update_adc_grps(rk3308, params);
+ if (ret < 0)
+ return ret;
+
+ rk3308_codec_open_capture(rk3308);
+ rk3308_codec_agc_dig_config(rk3308, params);
+ rk3308_codec_adc_dig_config(rk3308, params);
+ }
+
+ return 0;
+}
+
+static void rk3308_pcm_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_component *component = dai->component;
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ rk3308_codec_dac_disable(rk3308);
+ rk3308_codec_dac_mclk_disable(rk3308);
+ } else {
+ rk3308_codec_adc_ana_disable(rk3308, rk3308->used_adc_grps);
+ rk3308_codec_adc_mclk_disable(rk3308);
+ rk3308_codec_micbias_disable(rk3308);
+ }
+}
+
+static const struct snd_soc_dai_ops rk3308_dai_ops = {
+ .hw_params = rk3308_hw_params,
+ .set_fmt = rk3308_set_dai_fmt,
+ .mute_stream = rk3308_mute_stream,
+ .shutdown = rk3308_pcm_shutdown,
+};
+
+static struct snd_soc_dai_driver rk3308_dai[] = {
+ {
+ .name = "rk3308-hifi",
+ .id = RK3308_HIFI,
+ .playback = {
+ .stream_name = "HiFi Playback",
+ .channels_min = 2,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S20_3LE |
+ SNDRV_PCM_FMTBIT_S24_LE |
+ SNDRV_PCM_FMTBIT_S32_LE),
+ },
+ .capture = {
+ .stream_name = "HiFi Capture",
+ .channels_min = 1,
+ .channels_max = 8,
+ .rates = SNDRV_PCM_RATE_8000_192000,
+ .formats = (SNDRV_PCM_FMTBIT_S16_LE |
+ SNDRV_PCM_FMTBIT_S20_3LE |
+ SNDRV_PCM_FMTBIT_S24_LE |
+ SNDRV_PCM_FMTBIT_S32_LE),
+ },
+ .ops = &rk3308_dai_ops,
+ },
+};
+
+static int rk3308_codec_default_gains(struct rk3308_codec_priv *rk3308)
+{
+ int grp;
+
+ for (grp = 0; grp < ADC_LR_GROUP_MAX; grp++) {
+ /* 12: set ADC gain to 20 dB (recommended by TRM when using MIC input) */
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON01(grp),
+ RK3308_ADC_CH1_MIC_GAIN_MSK |
+ RK3308_ADC_CH2_MIC_GAIN_MSK,
+ RK3308_ADC_CH1_MIC_GAIN_20DB |
+ RK3308_ADC_CH2_MIC_GAIN_20DB);
+
+ /* vendor step 13, set ALC default gains */
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON03(grp),
+ RK3308_ADC_CH1_ALC_GAIN_MSK,
+ RK3308_ADC_CH1_ALC_GAIN_0DB);
+ regmap_update_bits(rk3308->regmap, RK3308_ADC_ANA_CON04(grp),
+ RK3308_ADC_CH2_ALC_GAIN_MSK,
+ RK3308_ADC_CH2_ALC_GAIN_0DB);
+ }
+
+ /* Prepare DAC gains */
+ /* Step 15, set HPMIX default gains */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON12,
+ RK3308_DAC_L_HPMIX_GAIN_MSK |
+ RK3308_DAC_R_HPMIX_GAIN_MSK,
+ RK3308_DAC_L_HPMIX_GAIN_NDB_6 |
+ RK3308_DAC_R_HPMIX_GAIN_NDB_6);
+
+ /* Step 18, set HPOUT default gains */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON05,
+ RK3308_DAC_L_HPOUT_GAIN_MSK,
+ RK3308_DAC_L_HPOUT_GAIN_NDB_39);
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON06,
+ RK3308_DAC_R_HPOUT_GAIN_MSK,
+ RK3308_DAC_R_HPOUT_GAIN_NDB_39);
+
+ /* Using the same gain to HPOUT LR channels */
+ rk3308->hpout_l_dgain = RK3308_DAC_L_HPOUT_GAIN_NDB_39;
+
+ /* Step 19, set LINEOUT default gains */
+ regmap_update_bits(rk3308->regmap, RK3308_DAC_ANA_CON04,
+ RK3308_DAC_L_LINEOUT_GAIN_MSK |
+ RK3308_DAC_R_LINEOUT_GAIN_MSK,
+ RK3308_DAC_L_LINEOUT_GAIN_NDB_6 |
+ RK3308_DAC_R_LINEOUT_GAIN_NDB_6);
+
+ return 0;
+}
+
+static int rk3308_codec_controls_prepare(struct rk3308_codec_priv *rk3308)
+{
+ int grp;
+
+ for (grp = 0; grp < ADC_LR_GROUP_MAX; grp++) {
+ rk3308->agc_l[grp] = 0;
+ rk3308->agc_r[grp] = 0;
+ }
+
+ return 0;
+}
+
+static int rk3308_codec_prepare(struct rk3308_codec_priv *rk3308)
+{
+ /* Clear registers for ADC and DAC */
+ rk3308_codec_dac_disable(rk3308);
+ rk3308_codec_adc_ana_disable(rk3308, ADC_LR_GROUP_MAX);
+ rk3308_codec_default_gains(rk3308);
+ rk3308_codec_llp_down(rk3308);
+ rk3308_codec_controls_prepare(rk3308);
+
+ return 0;
+}
+
+static int rk3308_probe(struct snd_soc_component *component)
+{
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+
+ rk3308->component = component;
+
+ rk3308_codec_reset(component);
+ rk3308_codec_power_on(rk3308);
+
+ rk3308_codec_micbias_disable(rk3308);
+
+ rk3308_codec_prepare(rk3308);
+
+ return 0;
+}
+
+static void rk3308_remove(struct snd_soc_component *component)
+{
+ struct rk3308_codec_priv *rk3308 = snd_soc_component_get_drvdata(component);
+
+ rk3308_codec_micbias_disable(rk3308);
+ rk3308_codec_power_off(rk3308);
+}
+
+static const struct snd_soc_component_driver soc_codec_dev_rk3308 = {
+ .probe = rk3308_probe,
+ .remove = rk3308_remove,
+ .set_bias_level = rk3308_set_bias_level,
+ .controls = rk3308_codec_controls,
+ .num_controls = ARRAY_SIZE(rk3308_codec_controls),
+};
+
+static const struct regmap_config rk3308_codec_regmap_config = {
+ .reg_bits = 32,
+ .reg_stride = 4,
+ .val_bits = 32,
+ .max_register = RK3308_DAC_ANA_CON15,
+};
+
+static int rk3308_codec_get_version(struct rk3308_codec_priv *rk3308)
+{
+ unsigned int chip_id;
+
+ regmap_read(rk3308->grf, GRF_CHIP_ID, &chip_id);
+ switch (chip_id) {
+ case 3306:
+ rk3308->codec_ver = ACODEC_VERSION_A;
+ break;
+ case 0x3308:
+ rk3308->codec_ver = ACODEC_VERSION_B;
+ break;
+ default:
+ return dev_err_probe(rk3308->dev, -EINVAL, "Unknown chip_id: 0x%x\n", chip_id);
+ }
+
+ dev_info(rk3308->dev, "Found codec version %X\n", rk3308->codec_ver);
+ return 0;
+}
+
+static int rk3308_codec_parse_dt(struct rk3308_codec_priv *rk3308)
+{
+ struct device_node *np = rk3308->dev->of_node;
+ int err;
+
+ /* Default value is 0 */
+ err = of_property_read_u32(np, "rockchip,micbias-avdd-multiplier",
+ &rk3308->micbias_avdd_mult);
+ if (rk3308->micbias_avdd_mult >= RK3308_CODEC_MICBIAS_NUM)
+ return dev_err_probe(rk3308->dev, -EINVAL,
+ "Invalid value for 'rockchip,micbias-avdd-multiplier'\n");
+
+ return 0;
+}
+
+static int rk3308_platform_probe(struct platform_device *pdev)
+{
+ struct device_node *np = pdev->dev.of_node;
+ struct rk3308_codec_priv *rk3308;
+ struct resource *res;
+ void __iomem *base;
+ int err;
+
+ rk3308 = devm_kzalloc(&pdev->dev, sizeof(*rk3308), GFP_KERNEL);
+ if (!rk3308)
+ return -ENOMEM;
+
+ rk3308->grf = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
+ if (IS_ERR(rk3308->grf))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rk3308->grf),
+ "Missing 'rockchip,grf' property\n");
+
+ rk3308->dev = &pdev->dev;
+
+ err = rk3308_codec_parse_dt(rk3308);
+ if (err)
+ return err;
+
+ rk3308->reset = devm_reset_control_get(&pdev->dev, "acodec");
+ if (IS_ERR(rk3308->reset)) {
+ err = PTR_ERR(rk3308->reset);
+ if (err != -ENOENT)
+ return err;
+
+ dev_dbg(&pdev->dev, "No reset control found\n");
+ rk3308->reset = NULL;
+ }
+
+ rk3308->pclk = devm_clk_get(&pdev->dev, "hclk");
+ if (IS_ERR(rk3308->pclk))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rk3308->pclk), "Can't get hclk\n");
+
+ rk3308->mclk_rx = devm_clk_get(&pdev->dev, "mclk_rx");
+ if (IS_ERR(rk3308->mclk_rx))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rk3308->mclk_rx), "Can't get mclk_rx\n");
+
+ rk3308->mclk_tx = devm_clk_get(&pdev->dev, "mclk_tx");
+ if (IS_ERR(rk3308->mclk_tx))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rk3308->mclk_tx), "Can't get mclk_tx\n");
+
+ err = clk_prepare_enable(rk3308->pclk);
+ if (err)
+ return dev_err_probe(&pdev->dev, err, "Failed to enable acodec pclk\n");
+
+ err = clk_prepare_enable(rk3308->mclk_rx);
+ if (err)
+ return dev_err_probe(&pdev->dev, err, "Failed to enable i2s mclk_rx\n");
+
+ err = clk_prepare_enable(rk3308->mclk_tx);
+ if (err)
+ return dev_err_probe(&pdev->dev, err, "Failed to enable i2s mclk_tx\n");
+
+ err = rk3308_codec_get_version(rk3308);
+ if (err)
+ return dev_err_probe(&pdev->dev, err, "Failed to get acodec version\n");
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base))
+ return dev_err_probe(&pdev->dev, PTR_ERR(base), "Failed to ioremap resource\n");
+
+ rk3308->regmap = devm_regmap_init_mmio(&pdev->dev, base,
+ &rk3308_codec_regmap_config);
+ if (IS_ERR(rk3308->regmap))
+ return dev_err_probe(&pdev->dev, PTR_ERR(rk3308->regmap),
+ "Failed to init regmap\n");
+
+ rk3308->adc_grp0_using_linein = ADC_GRP0_MICIN;
+ rk3308->dac_output = DAC_LINEOUT;
+
+ platform_set_drvdata(pdev, rk3308);
+
+ err = devm_snd_soc_register_component(&pdev->dev, &soc_codec_dev_rk3308,
+ rk3308_dai, ARRAY_SIZE(rk3308_dai));
+ if (err)
+ return dev_err_probe(&pdev->dev, err, "Failed to register codec\n");
+
+ return 0;
+}
+
+static const struct of_device_id rk3308codec_of_match[] = {
+ { .compatible = "rockchip,rk3308-codec", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, rk3308codec_of_match);
+
+static struct platform_driver rk3308_codec_driver = {
+ .driver = {
+ .name = "rk3308-acodec",
+ .of_match_table = of_match_ptr(rk3308codec_of_match),
+ },
+ .probe = rk3308_platform_probe,
+};
+module_platform_driver(rk3308_codec_driver);
+
+MODULE_AUTHOR("Xing Zheng <zhengxing@xxxxxxxxxxxxxx>");
+MODULE_AUTHOR("Luca Ceresoli <luca.ceresoli@xxxxxxxxxxx>");
+MODULE_DESCRIPTION("ASoC RK3308 Codec Driver");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/rk3308_codec.h b/sound/soc/codecs/rk3308_codec.h
new file mode 100644
index 000000000000..7ab08972141d
--- /dev/null
+++ b/sound/soc/codecs/rk3308_codec.h
@@ -0,0 +1,648 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Rockchip RK3308 internal audio codec driver -- register definitions
+ *
+ * Copyright (c) 2018, Fuzhou Rockchip Electronics Co., Ltd All rights reserved.
+ * Copyright (c) 2022, Vivax-Metrotech Ltd
+ */
+
+#ifndef __RK3308_CODEC_H__
+#define __RK3308_CODEC_H__
+
+#define RK3308_GLB_CON 0x00
+
+/* ADC DIGITAL REGISTERS */
+
+/*
+ * The ADC group are 0 ~ 3, that control:
+ *
+ * CH0: left_0(ADC1) and right_0(ADC2)
+ * CH1: left_1(ADC3) and right_1(ADC4)
+ * CH2: left_2(ADC5) and right_2(ADC6)
+ * CH3: left_3(ADC7) and right_3(ADC8)
+ */
+#define RK3308_ADC_DIG_OFFSET(ch) (((ch) & 0x3) * 0xc0 + 0x0)
+
+#define RK3308_ADC_DIG_CON01(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x04)
+#define RK3308_ADC_DIG_CON02(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x08)
+#define RK3308_ADC_DIG_CON03(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x0c)
+#define RK3308_ADC_DIG_CON04(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x10)
+#define RK3308_ADC_DIG_CON07(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x1c)
+
+#define RK3308_ALC_L_DIG_CON00(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x40)
+#define RK3308_ALC_L_DIG_CON01(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x44)
+#define RK3308_ALC_L_DIG_CON02(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x48)
+#define RK3308_ALC_L_DIG_CON03(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x4c)
+#define RK3308_ALC_L_DIG_CON04(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x50)
+#define RK3308_ALC_L_DIG_CON05(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x54)
+#define RK3308_ALC_L_DIG_CON06(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x58)
+#define RK3308_ALC_L_DIG_CON07(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x5c)
+#define RK3308_ALC_L_DIG_CON08(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x60)
+#define RK3308_ALC_L_DIG_CON09(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x64)
+#define RK3308_ALC_L_DIG_CON12(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x70)
+
+#define RK3308_ALC_R_DIG_CON00(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x80)
+#define RK3308_ALC_R_DIG_CON01(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x84)
+#define RK3308_ALC_R_DIG_CON02(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x88)
+#define RK3308_ALC_R_DIG_CON03(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x8c)
+#define RK3308_ALC_R_DIG_CON04(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x90)
+#define RK3308_ALC_R_DIG_CON05(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x94)
+#define RK3308_ALC_R_DIG_CON06(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x98)
+#define RK3308_ALC_R_DIG_CON07(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0x9c)
+#define RK3308_ALC_R_DIG_CON08(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0xa0)
+#define RK3308_ALC_R_DIG_CON09(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0xa4)
+#define RK3308_ALC_R_DIG_CON12(ch) (RK3308_ADC_DIG_OFFSET((ch)) + 0xb0)
+
+/* DAC DIGITAL REGISTERS */
+#define RK3308_DAC_DIG_OFFSET 0x300
+#define RK3308_DAC_DIG_CON01 (RK3308_DAC_DIG_OFFSET + 0x04)
+#define RK3308_DAC_DIG_CON02 (RK3308_DAC_DIG_OFFSET + 0x08)
+#define RK3308_DAC_DIG_CON03 (RK3308_DAC_DIG_OFFSET + 0x0c)
+#define RK3308_DAC_DIG_CON04 (RK3308_DAC_DIG_OFFSET + 0x10)
+#define RK3308_DAC_DIG_CON05 (RK3308_DAC_DIG_OFFSET + 0x14)
+#define RK3308_DAC_DIG_CON10 (RK3308_DAC_DIG_OFFSET + 0x28)
+#define RK3308_DAC_DIG_CON11 (RK3308_DAC_DIG_OFFSET + 0x2c)
+#define RK3308_DAC_DIG_CON13 (RK3308_DAC_DIG_OFFSET + 0x34)
+#define RK3308_DAC_DIG_CON14 (RK3308_DAC_DIG_OFFSET + 0x38)
+
+/* ADC ANALOG REGISTERS */
+/*
+ * The ADC group are 0 ~ 3, that control:
+ *
+ * CH0: left_0(ADC1) and right_0(ADC2)
+ * CH1: left_1(ADC3) and right_1(ADC4)
+ * CH2: left_2(ADC5) and right_2(ADC6)
+ * CH3: left_3(ADC7) and right_3(ADC8)
+ */
+#define RK3308_ADC_ANA_OFFSET(ch) (((ch) & 0x3) * 0x40 + 0x340)
+#define RK3308_ADC_ANA_CON00(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x00)
+#define RK3308_ADC_ANA_CON01(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x04)
+#define RK3308_ADC_ANA_CON02(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x08)
+#define RK3308_ADC_ANA_CON03(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x0c)
+#define RK3308_ADC_ANA_CON04(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x10)
+#define RK3308_ADC_ANA_CON05(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x14)
+#define RK3308_ADC_ANA_CON06(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x18)
+#define RK3308_ADC_ANA_CON07(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x1c)
+#define RK3308_ADC_ANA_CON08(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x20)
+#define RK3308_ADC_ANA_CON10(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x28)
+#define RK3308_ADC_ANA_CON11(ch) (RK3308_ADC_ANA_OFFSET((ch)) + 0x2c)
+
+/* DAC ANALOG REGISTERS */
+#define RK3308_DAC_ANA_OFFSET 0x440
+#define RK3308_DAC_ANA_CON00 (RK3308_DAC_ANA_OFFSET + 0x00)
+#define RK3308_DAC_ANA_CON01 (RK3308_DAC_ANA_OFFSET + 0x04)
+#define RK3308_DAC_ANA_CON02 (RK3308_DAC_ANA_OFFSET + 0x08)
+#define RK3308_DAC_ANA_CON03 (RK3308_DAC_ANA_OFFSET + 0x0c)
+#define RK3308_DAC_ANA_CON04 (RK3308_DAC_ANA_OFFSET + 0x10)
+#define RK3308_DAC_ANA_CON05 (RK3308_DAC_ANA_OFFSET + 0x14)
+#define RK3308_DAC_ANA_CON06 (RK3308_DAC_ANA_OFFSET + 0x18)
+#define RK3308_DAC_ANA_CON07 (RK3308_DAC_ANA_OFFSET + 0x1c)
+#define RK3308_DAC_ANA_CON08 (RK3308_DAC_ANA_OFFSET + 0x20)
+#define RK3308_DAC_ANA_CON12 (RK3308_DAC_ANA_OFFSET + 0x30)
+#define RK3308_DAC_ANA_CON13 (RK3308_DAC_ANA_OFFSET + 0x34)
+#define RK3308_DAC_ANA_CON14 (RK3308_DAC_ANA_OFFSET + 0x38)
+#define RK3308_DAC_ANA_CON15 (RK3308_DAC_ANA_OFFSET + 0x3c)
+
+/*
+ * These are the bits for registers
+ */
+
+/* RK3308_GLB_CON - REG: 0x0000 */
+#define RK3308_ADC_BIST_WORK BIT(7)
+#define RK3308_DAC_BIST_WORK BIT(6)
+#define RK3308_ADC_MCLK_GATING_MSK BIT(5)
+#define RK3308_DAC_MCLK_GATING_MSK BIT(4)
+#define RK3308_CODEC_RST_MSK (0x7 << 0)
+#define RK3308_ADC_DIG_WORK BIT(2)
+#define RK3308_DAC_DIG_WORK BIT(1)
+#define RK3308_SYS_WORK BIT(0)
+
+/* RK3308_ADC_DIG_CON01 - REG: 0x0004 */
+#define RK3308_ADC_I2S_LRC_POL_REVERSAL BIT(7)
+#define RK3308_ADC_I2S_VALID_LEN_SFT 5
+#define RK3308_ADC_I2S_VALID_LEN_MSK (0x3 << RK3308_ADC_I2S_VALID_LEN_SFT)
+#define RK3308_ADC_I2S_VALID_LEN_32BITS (0x3 << RK3308_ADC_I2S_VALID_LEN_SFT)
+#define RK3308_ADC_I2S_VALID_LEN_24BITS (0x2 << RK3308_ADC_I2S_VALID_LEN_SFT)
+#define RK3308_ADC_I2S_VALID_LEN_20BITS (0x1 << RK3308_ADC_I2S_VALID_LEN_SFT)
+#define RK3308_ADC_I2S_VALID_LEN_16BITS (0x0 << RK3308_ADC_I2S_VALID_LEN_SFT)
+#define RK3308_ADC_I2S_MODE_SFT 3
+#define RK3308_ADC_I2S_MODE_MSK (0x3 << RK3308_ADC_I2S_MODE_SFT)
+#define RK3308_ADC_I2S_MODE_PCM (0x3 << RK3308_ADC_I2S_MODE_SFT)
+#define RK3308_ADC_I2S_MODE_I2S (0x2 << RK3308_ADC_I2S_MODE_SFT)
+#define RK3308_ADC_I2S_MODE_LJ (0x1 << RK3308_ADC_I2S_MODE_SFT)
+#define RK3308_ADC_I2S_MODE_RJ (0x0 << RK3308_ADC_I2S_MODE_SFT)
+#define RK3308_ADC_I2S_LR_SWAP BIT(1)
+#define RK3308_ADC_I2S_MONO BIT(0)
+
+/* RK3308_ADC_DIG_CON02 - REG: 0x0008 */
+#define RK3308_ADC_IO_MODE_MASTER BIT(5)
+#define RK3308_ADC_MODE_MASTER BIT(4)
+#define RK3308_ADC_I2S_FRAME_LEN_SFT 2
+#define RK3308_ADC_I2S_FRAME_LEN_MSK (0x3 << RK3308_ADC_I2S_FRAME_LEN_SFT)
+#define RK3308_ADC_I2S_FRAME_32BITS (0x3 << RK3308_ADC_I2S_FRAME_LEN_SFT)
+#define RK3308_ADC_I2S_FRAME_24BITS (0x2 << RK3308_ADC_I2S_FRAME_LEN_SFT)
+#define RK3308_ADC_I2S_FRAME_20BITS (0x1 << RK3308_ADC_I2S_FRAME_LEN_SFT)
+#define RK3308_ADC_I2S_FRAME_16BITS (0x0 << RK3308_ADC_I2S_FRAME_LEN_SFT)
+#define RK3308_ADC_I2S_WORK BIT(1)
+#define RK3308_ADC_I2S_BIT_CLK_POL_REVERSAL BIT(0)
+
+/* RK3308_ADC_DIG_CON03 - REG: 0x000c */
+#define RK3308_ADC_L_CH_BIST_SFT 2
+#define RK3308_ADC_L_CH_BIST_MSK (0x3 << RK3308_ADC_L_CH_BIST_SFT)
+#define RK3308_ADC_L_CH_NORMAL_RIGHT (0x3 << RK3308_ADC_L_CH_BIST_SFT) /* normal mode */
+#define RK3308_ADC_L_CH_BIST_CUBE (0x2 << RK3308_ADC_L_CH_BIST_SFT)
+#define RK3308_ADC_L_CH_BIST_SINE (0x1 << RK3308_ADC_L_CH_BIST_SFT)
+#define RK3308_ADC_L_CH_NORMAL_LEFT (0x0 << RK3308_ADC_L_CH_BIST_SFT) /* normal mode */
+#define RK3308_ADC_R_CH_BIST_SFT 0
+#define RK3308_ADC_R_CH_BIST_MSK (0x3 << RK3308_ADC_R_CH_BIST_SFT)
+#define RK3308_ADC_R_CH_NORMAL_LEFT (0x3 << RK3308_ADC_R_CH_BIST_SFT) /* normal mode */
+#define RK3308_ADC_R_CH_BIST_CUBE (0x2 << RK3308_ADC_R_CH_BIST_SFT)
+#define RK3308_ADC_R_CH_BIST_SINE (0x1 << RK3308_ADC_R_CH_BIST_SFT)
+#define RK3308_ADC_R_CH_NORMAL_RIGHT (0x0 << RK3308_ADC_R_CH_BIST_SFT) /* normal mode */
+
+/* RK3308_ADC_DIG_CON04 - REG: 0x0010 */
+#define RK3308_ADC_HPF_PATH_DIS BIT(2)
+#define RK3308_ADC_HPF_CUTOFF_SFT 0
+#define RK3308_ADC_HPF_CUTOFF_MSK (0x3 << RK3308_ADC_HPF_CUTOFF_SFT)
+#define RK3308_ADC_HPF_CUTOFF_612HZ (0x2 << RK3308_ADC_HPF_CUTOFF_SFT)
+#define RK3308_ADC_HPF_CUTOFF_245HZ (0x1 << RK3308_ADC_HPF_CUTOFF_SFT)
+#define RK3308_ADC_HPF_CUTOFF_20HZ (0x0 << RK3308_ADC_HPF_CUTOFF_SFT)
+
+/* RK3308_ADC_DIG_CON07 - REG: 0x001c */
+#define RK3308_ADCL_DATA_SFT 4
+#define RK3308_ADCR_DATA_SFT 2
+#define RK3308_ADCL_DATA_SEL_ADCL BIT(1)
+#define RK3308_ADCR_DATA_SEL_ADCR BIT(0)
+
+/*
+ * RK3308_ALC_L_DIG_CON00 - REG: 0x0040 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON00 - REG: 0x0080 + ch * 0xc0
+ */
+#define RK3308_GAIN_ATTACK_JACK BIT(6)
+#define RK3308_CTRL_GEN_SFT 4
+#define RK3308_CTRL_GEN_MSK (0x3 << RK3308_ALC_CTRL_GEN_SFT)
+#define RK3308_CTRL_GEN_JACK3 (0x3 << RK3308_ALC_CTRL_GEN_SFT)
+#define RK3308_CTRL_GEN_JACK2 (0x2 << RK3308_ALC_CTRL_GEN_SFT)
+#define RK3308_CTRL_GEN_JACK1 (0x1 << RK3308_ALC_CTRL_GEN_SFT)
+#define RK3308_CTRL_GEN_NORMAL (0x0 << RK3308_ALC_CTRL_GEN_SFT)
+#define RK3308_AGC_HOLD_TIME_SFT 0
+#define RK3308_AGC_HOLD_TIME_MSK (0xf << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_1S (0xa << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_512MS (0x9 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_256MS (0x8 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_128MS (0x7 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_64MS (0x6 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_32MS (0x5 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_16MS (0x4 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_8MS (0x3 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_4MS (0x2 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_2MS (0x1 << RK3308_AGC_HOLD_TIME_SFT)
+#define RK3308_AGC_HOLD_TIME_0MS (0x0 << RK3308_AGC_HOLD_TIME_SFT)
+
+/*
+ * RK3308_ALC_L_DIG_CON01 - REG: 0x0044 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON01 - REG: 0x0084 + ch * 0xc0
+ */
+#define RK3308_AGC_DECAY_TIME_SFT 4
+#define RK3308_AGC_ATTACK_TIME_SFT 0
+
+/*
+ * RK3308_ALC_L_DIG_CON02 - REG: 0x0048 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON02 - REG: 0x0088 + ch * 0xc0
+ */
+#define RK3308_AGC_MODE_LIMITER BIT(7)
+#define RK3308_AGC_ZERO_CRO_EN BIT(6)
+#define RK3308_AGC_AMP_RECOVER_GAIN BIT(5)
+#define RK3308_AGC_FAST_DEC_EN BIT(4)
+#define RK3308_AGC_NOISE_GATE_EN BIT(3)
+#define RK3308_AGC_NOISE_GATE_THRESH_SFT 0
+#define RK3308_AGC_NOISE_GATE_THRESH_MSK (0x7 << RK3308_AGC_NOISE_GATE_THRESH_SFT)
+
+/*
+ * RK3308_ALC_L_DIG_CON03 - REG: 0x004c + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON03 - REG: 0x008c + ch * 0xc0
+ */
+#define RK3308_AGC_PGA_ZERO_CRO_EN BIT(5)
+#define RK3308_AGC_PGA_GAIN_MAX 0x1f
+#define RK3308_AGC_PGA_GAIN_MIN 0
+#define RK3308_AGC_PGA_GAIN_SFT 0
+
+/*
+ * RK3308_ALC_L_DIG_CON04 - REG: 0x0050 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON04 - REG: 0x0090 + ch * 0xc0
+ */
+#define RK3308_AGC_SLOW_CLK_EN BIT(3)
+#define RK3308_AGC_APPROX_RATE_SFT 0
+#define RK3308_AGC_APPROX_RATE_MSK (0x7 << RK3308_AGC_APPROX_RATE_SFT)
+
+/*
+ * RK3308_ALC_L_DIG_CON05 - REG: 0x0054 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON05 - REG: 0x0094 + ch * 0xc0
+ */
+#define RK3308_AGC_LO_8BITS_AGC_MAX_MSK 0xff
+
+/*
+ * RK3308_ALC_L_DIG_CON06 - REG: 0x0058 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON06 - REG: 0x0098 + ch * 0xc0
+ */
+#define RK3308_AGC_HI_8BITS_AGC_MAX_MSK 0xff
+
+/*
+ * RK3308_ALC_L_DIG_CON07 - REG: 0x005c + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON07 - REG: 0x009c + ch * 0xc0
+ */
+#define RK3308_AGC_LO_8BITS_AGC_MIN_MSK 0xff
+
+/*
+ * RK3308_ALC_L_DIG_CON08 - REG: 0x0060 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON08 - REG: 0x00a0 + ch * 0xc0
+ */
+#define RK3308_AGC_HI_8BITS_AGC_MIN_MSK 0xff
+
+/*
+ * RK3308_ALC_L_DIG_CON09 - REG: 0x0064 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON09 - REG: 0x00a4 + ch * 0xc0
+ */
+#define RK3308_AGC_FUNC_SEL_MSK BIT(6)
+#define RK3308_AGC_MAX_GAIN_PGA_MAX 0x7
+#define RK3308_AGC_MAX_GAIN_PGA_MIN 0
+#define RK3308_AGC_MAX_GAIN_PGA_SFT 3
+#define RK3308_AGC_MAX_GAIN_PGA_MSK (0x7 << RK3308_AGC_MAX_GAIN_PGA_SFT)
+#define RK3308_AGC_MIN_GAIN_PGA_MAX 0x7
+#define RK3308_AGC_MIN_GAIN_PGA_MIN 0
+#define RK3308_AGC_MIN_GAIN_PGA_SFT 0
+#define RK3308_AGC_MIN_GAIN_PGA_MSK (0x7 << RK3308_AGC_MIN_GAIN_PGA_SFT)
+
+/*
+ * RK3308_ALC_L_DIG_CON12 - REG: 0x0068 + ch * 0xc0
+ * RK3308_ALC_R_DIG_CON12 - REG: 0x00a8 + ch * 0xc0
+ */
+#define RK3308_AGC_GAIN_MSK 0x1f
+
+/* RK3308_DAC_DIG_CON01 - REG: 0x0304 */
+#define RK3308_DAC_I2S_LRC_POL_REVERSAL BIT(7)
+#define RK3308_DAC_I2S_VALID_LEN_SFT 5
+#define RK3308_DAC_I2S_VALID_LEN_MSK (0x3 << RK3308_DAC_I2S_VALID_LEN_SFT)
+#define RK3308_DAC_I2S_VALID_LEN_32BITS (0x3 << RK3308_DAC_I2S_VALID_LEN_SFT)
+#define RK3308_DAC_I2S_VALID_LEN_24BITS (0x2 << RK3308_DAC_I2S_VALID_LEN_SFT)
+#define RK3308_DAC_I2S_VALID_LEN_20BITS (0x1 << RK3308_DAC_I2S_VALID_LEN_SFT)
+#define RK3308_DAC_I2S_VALID_LEN_16BITS (0x0 << RK3308_DAC_I2S_VALID_LEN_SFT)
+#define RK3308_DAC_I2S_MODE_SFT 3
+#define RK3308_DAC_I2S_MODE_MSK (0x3 << RK3308_DAC_I2S_MODE_SFT)
+#define RK3308_DAC_I2S_MODE_PCM (0x3 << RK3308_DAC_I2S_MODE_SFT)
+#define RK3308_DAC_I2S_MODE_I2S (0x2 << RK3308_DAC_I2S_MODE_SFT)
+#define RK3308_DAC_I2S_MODE_LJ (0x1 << RK3308_DAC_I2S_MODE_SFT)
+#define RK3308_DAC_I2S_MODE_RJ (0x0 << RK3308_DAC_I2S_MODE_SFT)
+#define RK3308_DAC_I2S_LR_SWAP BIT(2)
+
+/* RK3308_DAC_DIG_CON02 - REG: 0x0308 */
+#define RK3308_DAC_IO_MODE_MASTER BIT(5)
+#define RK3308_DAC_MODE_MASTER BIT(4)
+#define RK3308_DAC_I2S_FRAME_LEN_SFT 2
+#define RK3308_DAC_I2S_FRAME_LEN_MSK (0x3 << RK3308_DAC_I2S_FRAME_LEN_SFT)
+#define RK3308_DAC_I2S_FRAME_32BITS (0x3 << RK3308_DAC_I2S_FRAME_LEN_SFT)
+#define RK3308_DAC_I2S_FRAME_24BITS (0x2 << RK3308_DAC_I2S_FRAME_LEN_SFT)
+#define RK3308_DAC_I2S_FRAME_20BITS (0x1 << RK3308_DAC_I2S_FRAME_LEN_SFT)
+#define RK3308_DAC_I2S_FRAME_16BITS (0x0 << RK3308_DAC_I2S_FRAME_LEN_SFT)
+#define RK3308_DAC_I2S_WORK BIT(1)
+#define RK3308_DAC_I2S_BIT_CLK_POL_REVERSAL BIT(0)
+
+/* RK3308_DAC_DIG_CON03 - REG: 0x030C */
+#define RK3308_DAC_L_CH_BIST_SFT 2
+#define RK3308_DAC_L_CH_BIST_MSK (0x3 << RK3308_DAC_L_CH_BIST_SFT)
+#define RK3308_DAC_L_CH_BIST_LEFT (0x3 << RK3308_DAC_L_CH_BIST_SFT) /* normal mode */
+#define RK3308_DAC_L_CH_BIST_CUBE (0x2 << RK3308_DAC_L_CH_BIST_SFT)
+#define RK3308_DAC_L_CH_BIST_SINE (0x1 << RK3308_DAC_L_CH_BIST_SFT)
+#define RK3308_DAC_L_CH_BIST_RIGHT (0x0 << RK3308_DAC_L_CH_BIST_SFT) /* normal mode */
+#define RK3308_DAC_R_CH_BIST_SFT 0
+#define RK3308_DAC_R_CH_BIST_MSK (0x3 << RK3308_DAC_R_CH_BIST_SFT)
+#define RK3308_DAC_R_CH_BIST_LEFT (0x3 << RK3308_DAC_R_CH_BIST_SFT) /* normal mode */
+#define RK3308_DAC_R_CH_BIST_CUBE (0x2 << RK3308_DAC_R_CH_BIST_SFT)
+#define RK3308_DAC_R_CH_BIST_SINE (0x1 << RK3308_DAC_R_CH_BIST_SFT)
+#define RK3308_DAC_R_CH_BIST_RIGHT (0x0 << RK3308_DAC_R_CH_BIST_SFT) /* normal mode */
+
+/* RK3308_DAC_DIG_CON04 - REG: 0x0310 */
+#define RK3308_DAC_MODULATOR_GAIN_SFT 4
+#define RK3308_DAC_MODULATOR_GAIN_MSK (0x7 << RK3308_DAC_MODULATOR_GAIN_SFT)
+#define RK3308_DAC_CIC_IF_GAIN_SFT 0
+#define RK3308_DAC_CIC_IF_GAIN_MSK (0x7 << RK3308_DAC_CIC_IF_GAIN_SFT)
+
+/* RK3308_DAC_DIG_CON05 - REG: 0x0314 */
+#define RK3308_DAC_L_REG_CTL_INDATA BIT(2)
+#define RK3308_DAC_R_REG_CTL_INDATA BIT(1)
+
+/* RK3308_DAC_DIG_CON10 - REG: 0x0328 */
+#define RK3308_DAC_DATA_HI4(x) ((x) & 0xf)
+
+/* RK3308_DAC_DIG_CON11 - REG: 0x032c */
+#define RK3308_DAC_DATA_LO8(x) ((x) & 0xff)
+
+/* RK3308_ADC_ANA_CON00 - REG: 0x0340 */
+#define RK3308_ADC_CH1_CH2_MIC_ALL_MSK (0xff << 0)
+#define RK3308_ADC_CH1_CH2_MIC_ALL 0xff
+#define RK3308_ADC_CH2_MIC_UNMUTE BIT(7)
+#define RK3308_ADC_CH2_MIC_WORK BIT(6)
+#define RK3308_ADC_CH2_MIC_EN BIT(5)
+#define RK3308_ADC_CH2_BUF_REF_EN BIT(4)
+#define RK3308_ADC_CH1_MIC_UNMUTE BIT(3)
+#define RK3308_ADC_CH1_MIC_WORK BIT(2)
+#define RK3308_ADC_CH1_MIC_EN BIT(1)
+#define RK3308_ADC_CH1_BUF_REF_EN BIT(0)
+
+/* RK3308_ADC_ANA_CON01 - REG: 0x0344
+ *
+ * The PGA of MIC-INs:
+ * - HW version A:
+ * 0x0 - MIC1~MIC8 0 dB (recommended when ADC used as loopback)
+ * 0x3 - MIC1~MIC8 20 dB (recommended when ADC used as MIC input)
+ * - HW version B:
+ * 0x0 - MIC1~MIC8 0 dB
+ * 0x1 - MIC1~MIC8 6.6 dB
+ * 0x2 - MIC1~MIC8 13 dB
+ * 0x3 - MIC1~MIC8 20 dB
+ */
+#define RK3308_ADC_CH2_MIC_GAIN_MAX 0x3
+#define RK3308_ADC_CH2_MIC_GAIN_MIN 0
+#define RK3308_ADC_CH2_MIC_GAIN_SFT 4
+#define RK3308_ADC_CH2_MIC_GAIN_MSK (0x3 << RK3308_ADC_CH2_MIC_GAIN_SFT)
+#define RK3308_ADC_CH2_MIC_GAIN_20DB (0x3 << RK3308_ADC_CH2_MIC_GAIN_SFT)
+#define RK3308_ADC_CH2_MIC_GAIN_13DB (0x2 << RK3308_ADC_CH2_MIC_GAIN_SFT)
+#define RK3308_ADC_CH2_MIC_GAIN_6_6DB (0x1 << RK3308_ADC_CH2_MIC_GAIN_SFT)
+#define RK3308_ADC_CH2_MIC_GAIN_0DB (0x0 << RK3308_ADC_CH2_MIC_GAIN_SFT)
+
+#define RK3308_ADC_CH1_MIC_GAIN_MAX 0x3
+#define RK3308_ADC_CH1_MIC_GAIN_MIN 0
+#define RK3308_ADC_CH1_MIC_GAIN_SFT 0
+#define RK3308_ADC_CH1_MIC_GAIN_MSK (0x3 << RK3308_ADC_CH1_MIC_GAIN_SFT)
+#define RK3308_ADC_CH1_MIC_GAIN_20DB (0x3 << RK3308_ADC_CH1_MIC_GAIN_SFT)
+#define RK3308_ADC_CH1_MIC_GAIN_13DB (0x2 << RK3308_ADC_CH1_MIC_GAIN_SFT)
+#define RK3308_ADC_CH1_MIC_GAIN_6_6DB (0x1 << RK3308_ADC_CH1_MIC_GAIN_SFT)
+#define RK3308_ADC_CH1_MIC_GAIN_0DB (0x0 << RK3308_ADC_CH1_MIC_GAIN_SFT)
+
+/* RK3308_ADC_ANA_CON02 - REG: 0x0348 */
+#define RK3308_ADC_CH2_ZEROCROSS_DET_EN BIT(6)
+#define RK3308_ADC_CH2_ALC_WORK BIT(5)
+#define RK3308_ADC_CH2_ALC_EN BIT(4)
+#define RK3308_ADC_CH1_ZEROCROSS_DET_EN BIT(2)
+#define RK3308_ADC_CH1_ALC_WORK BIT(1)
+#define RK3308_ADC_CH1_ALC_EN BIT(0)
+
+/* RK3308_ADC_ANA_CON03 - REG: 0x034c */
+#define RK3308_ADC_CH1_ALC_GAIN_MAX 0x1f
+#define RK3308_ADC_CH1_ALC_GAIN_MIN 0
+#define RK3308_ADC_CH1_ALC_GAIN_SFT 0
+#define RK3308_ADC_CH1_ALC_GAIN_MSK (0x1f << RK3308_ADC_CH1_ALC_GAIN_SFT)
+#define RK3308_ADC_CH1_ALC_GAIN_0DB (0x0c << RK3308_ADC_CH1_ALC_GAIN_SFT)
+
+/* RK3308_ADC_ANA_CON04 - REG: 0x0350 */
+#define RK3308_ADC_CH2_ALC_GAIN_MAX 0x1f
+#define RK3308_ADC_CH2_ALC_GAIN_MIN 0
+#define RK3308_ADC_CH2_ALC_GAIN_SFT 0
+#define RK3308_ADC_CH2_ALC_GAIN_MSK (0x1f << RK3308_ADC_CH2_ALC_GAIN_SFT)
+#define RK3308_ADC_CH2_ALC_GAIN_0DB (0x0c << RK3308_ADC_CH2_ALC_GAIN_SFT)
+
+/* RK3308_ADC_ANA_CON05 - REG: 0x0354 */
+#define RK3308_ADC_CH2_ADC_WORK BIT(6)
+#define RK3308_ADC_CH2_ADC_EN BIT(5)
+#define RK3308_ADC_CH2_CLK_EN BIT(4)
+#define RK3308_ADC_CH1_ADC_WORK BIT(2)
+#define RK3308_ADC_CH1_ADC_EN BIT(1)
+#define RK3308_ADC_CH1_CLK_EN BIT(0)
+
+/* RK3308_ADC_ANA_CON06 - REG: 0x0358 */
+#define RK3308_ADC_CURRENT_EN BIT(0)
+
+/* RK3308_ADC_ANA_CON07 - REG: 0x035c */
+/* Note: The register configuration is only valid for ADC2 */
+#define RK3308_ADC_CH2_IN_SEL_SFT 6
+#define RK3308_ADC_CH2_IN_SEL_MSK (0x3 << RK3308_ADC_CH2_IN_SEL_SFT)
+#define RK3308_ADC_CH2_IN_LINEIN_MIC (0x3 << RK3308_ADC_CH2_IN_SEL_SFT)
+#define RK3308_ADC_CH2_IN_LINEIN (0x2 << RK3308_ADC_CH2_IN_SEL_SFT)
+#define RK3308_ADC_CH2_IN_MIC (0x1 << RK3308_ADC_CH2_IN_SEL_SFT)
+#define RK3308_ADC_CH2_IN_NONE (0x0 << RK3308_ADC_CH2_IN_SEL_SFT)
+/* Note: The register configuration is only valid for ADC1 */
+#define RK3308_ADC_CH1_IN_SEL_SFT 4
+#define RK3308_ADC_CH1_IN_SEL_MSK (0x3 << RK3308_ADC_CH1_IN_SEL_SFT)
+#define RK3308_ADC_CH1_IN_LINEIN_MIC (0x3 << RK3308_ADC_CH1_IN_SEL_SFT)
+#define RK3308_ADC_CH1_IN_LINEIN (0x2 << RK3308_ADC_CH1_IN_SEL_SFT)
+#define RK3308_ADC_CH1_IN_MIC (0x1 << RK3308_ADC_CH1_IN_SEL_SFT)
+#define RK3308_ADC_CH1_IN_NONE (0x0 << RK3308_ADC_CH1_IN_SEL_SFT)
+#define RK3308_ADC_MIC_BIAS_BUF_EN BIT(3)
+#define RK3308_ADC_LEVEL_RANGE_MICBIAS_SFT 0
+#define RK3308_ADC_LEVEL_RANGE_MICBIAS_MSK (0x7 << RK3308_ADC_LEVEL_RANGE_MICBIAS_SFT)
+
+/* RK3308_ADC_ANA_CON08 - REG: 0x0360 */
+#define RK3308_ADC_MICBIAS_CURRENT_EN BIT(4)
+
+/* RK3308_ADC_ANA_CON10 - REG: 0x0368 */
+#define RK3308_ADC_REF_EN BIT(7)
+#define RK3308_ADC_CURRENT_CHARGE_SFT 0
+#define RK3308_ADC_CURRENT_CHARGE_MSK (0x7f << RK3308_ADC_CURRENT_CHARGE_SFT)
+/*
+ * 1: Choose the current I
+ * 0: Don't choose the current I
+ */
+#define RK3308_ADC_SEL_I(x) ((x) & 0x7f)
+
+/* RK3308_ADC_ANA_CON11 - REG: 0x036c */
+#define RK3308_ADC_ALCR_CON_GAIN_PGAR_EN BIT(1)
+#define RK3308_ADC_ALCL_CON_GAIN_PGAL_EN BIT(0)
+
+/* RK3308_DAC_ANA_CON00 - REG: 0x0440 */
+#define RK3308_DAC_HEADPHONE_DET_EN BIT(1)
+#define RK3308_DAC_CURRENT_EN BIT(0)
+
+/* RK3308_DAC_ANA_CON01 - REG: 0x0444 */
+#define RK3308_DAC_BUF_REF_R_EN BIT(6)
+#define RK3308_DAC_HPOUT_POP_SOUND_R_SFT 4
+#define RK3308_DAC_HPOUT_POP_SOUND_R_MSK (0x3 << RK3308_DAC_HPOUT_POP_SOUND_R_SFT)
+#define RK3308_DAC_HPOUT_POP_SOUND_R_WORK (0x2 << RK3308_DAC_HPOUT_POP_SOUND_R_SFT)
+#define RK3308_DAC_HPOUT_POP_SOUND_R_INIT (0x1 << RK3308_DAC_HPOUT_POP_SOUND_R_SFT)
+#define RK3308_DAC_BUF_REF_L_EN BIT(2)
+#define RK3308_DAC_HPOUT_POP_SOUND_L_SFT 0
+#define RK3308_DAC_HPOUT_POP_SOUND_L_MSK (0x3 << RK3308_DAC_HPOUT_POP_SOUND_L_SFT)
+#define RK3308_DAC_HPOUT_POP_SOUND_L_WORK (0x2 << RK3308_DAC_HPOUT_POP_SOUND_L_SFT)
+#define RK3308_DAC_HPOUT_POP_SOUND_L_INIT (0x1 << RK3308_DAC_HPOUT_POP_SOUND_L_SFT)
+
+/* RK3308_DAC_ANA_CON02 - REG: 0x0448 */
+#define RK3308_DAC_R_DAC_WORK BIT(7)
+#define RK3308_DAC_R_DAC_EN BIT(6)
+#define RK3308_DAC_R_CLK_EN BIT(5)
+#define RK3308_DAC_R_REF_EN BIT(4)
+#define RK3308_DAC_L_DAC_WORK BIT(3)
+#define RK3308_DAC_L_DAC_EN BIT(2)
+#define RK3308_DAC_L_CLK_EN BIT(1)
+#define RK3308_DAC_L_REF_EN BIT(0)
+
+/* RK3308_DAC_ANA_CON03 - REG: 0x044c */
+#define RK3308_DAC_R_HPOUT_WORK BIT(6)
+#define RK3308_DAC_R_HPOUT_EN BIT(5)
+#define RK3308_DAC_R_HPOUT_UNMUTE BIT(4)
+#define RK3308_DAC_L_HPOUT_WORK BIT(2)
+#define RK3308_DAC_L_HPOUT_EN BIT(1)
+#define RK3308_DAC_L_HPOUT_UNMUTE BIT(0)
+
+/* RK3308_DAC_ANA_CON04 - REG: 0x0450 */
+#define RK3308_DAC_R_LINEOUT_GAIN_MAX 0x3
+#define RK3308_DAC_R_LINEOUT_GAIN_SFT 6
+#define RK3308_DAC_R_LINEOUT_GAIN_MSK (0x3 << RK3308_DAC_R_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_R_LINEOUT_GAIN_0DB (0x3 << RK3308_DAC_R_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_R_LINEOUT_GAIN_NDB_1_5 (0x2 << RK3308_DAC_R_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_R_LINEOUT_GAIN_NDB_3 (0x1 << RK3308_DAC_R_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_R_LINEOUT_GAIN_NDB_6 (0x0 << RK3308_DAC_R_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_R_LINEOUT_UNMUTE BIT(5)
+#define RK3308_DAC_R_LINEOUT_EN BIT(4)
+#define RK3308_DAC_L_LINEOUT_GAIN_MAX 0x3
+#define RK3308_DAC_L_LINEOUT_GAIN_SFT 2
+#define RK3308_DAC_L_LINEOUT_GAIN_MSK (0x3 << RK3308_DAC_L_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_L_LINEOUT_GAIN_0DB (0x3 << RK3308_DAC_L_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_L_LINEOUT_GAIN_NDB_1_5 (0x2 << RK3308_DAC_L_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_L_LINEOUT_GAIN_NDB_3 (0x1 << RK3308_DAC_L_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_L_LINEOUT_GAIN_NDB_6 (0x0 << RK3308_DAC_L_LINEOUT_GAIN_SFT)
+#define RK3308_DAC_L_LINEOUT_UNMUTE BIT(1)
+#define RK3308_DAC_L_LINEOUT_EN BIT(0)
+
+/* RK3308_DAC_ANA_CON05 - REG: 0x0454, step is 1.5db */
+#define RK3308_DAC_L_HPOUT_GAIN_MAX 0x1e
+#define RK3308_DAC_L_HPOUT_GAIN_SFT 0
+#define RK3308_DAC_L_HPOUT_GAIN_MSK (0x1f << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_PDB_6 (0x1e << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_PDB_4_5 (0x1d << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_PDB_3 (0x1c << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_PDB_1_5 (0x1b << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_0DB (0x1a << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_1_5 (0x19 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_3 (0x18 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_4_5 (0x17 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_6 (0x16 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_7_5 (0x15 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_9 (0x14 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_10_5 (0x13 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_12 (0x12 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_13_5 (0x11 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_15 (0x10 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_16_5 (0x0f << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_18 (0x0e << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_19_5 (0x0d << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_21 (0x0c << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_22_5 (0x0b << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_24 (0x0a << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_25_5 (0x09 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_27 (0x08 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_28_5 (0x07 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_30 (0x06 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_31_5 (0x05 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_33 (0x04 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_34_5 (0x03 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_36 (0x02 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_37_5 (0x01 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+#define RK3308_DAC_L_HPOUT_GAIN_NDB_39 (0x00 << RK3308_DAC_L_HPOUT_GAIN_SFT)
+
+/* RK3308_DAC_ANA_CON06 - REG: 0x0458, step is 1.5db */
+#define RK3308_DAC_R_HPOUT_GAIN_MAX 0x1e
+#define RK3308_DAC_R_HPOUT_GAIN_SFT 0
+#define RK3308_DAC_R_HPOUT_GAIN_MSK (0x1f << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_PDB_6 (0x1e << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_PDB_4_5 (0x1d << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_PDB_3 (0x1c << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_PDB_1_5 (0x1b << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_0DB (0x1a << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_1_5 (0x19 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_3 (0x18 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_4_5 (0x17 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_6 (0x16 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_7_5 (0x15 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_9 (0x14 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_10_5 (0x13 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_12 (0x12 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_13_5 (0x11 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_15 (0x10 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_16_5 (0x0f << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_18 (0x0e << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_19_5 (0x0d << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_21 (0x0c << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_22_5 (0x0b << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_24 (0x0a << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_25_5 (0x09 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_27 (0x08 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_28_5 (0x07 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_30 (0x06 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_31_5 (0x05 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_33 (0x04 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_34_5 (0x03 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_36 (0x02 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_37_5 (0x01 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+#define RK3308_DAC_R_HPOUT_GAIN_NDB_39 (0x00 << RK3308_DAC_R_HPOUT_GAIN_SFT)
+
+/* RK3308_DAC_ANA_CON07 - REG: 0x045c */
+#define RK3308_DAC_R_HPOUT_DRV_SFT 4
+#define RK3308_DAC_R_HPOUT_DRV_MSK (0xf << RK3308_DAC_R_HPOUT_DRV_SFT)
+#define RK3308_DAC_L_HPOUT_DRV_SFT 0
+#define RK3308_DAC_L_HPOUT_DRV_MSK (0xf << RK3308_DAC_L_HPOUT_DRV_SFT)
+
+/* RK3308_DAC_ANA_CON08 - REG: 0x0460 */
+#define RK3308_DAC_R_LINEOUT_DRV_SFT 4
+#define RK3308_DAC_R_LINEOUT_DRV_MSK (0xf << RK3308_DAC_R_LINEOUT_DRV_SFT)
+#define RK3308_DAC_L_LINEOUT_DRV_SFT 0
+#define RK3308_DAC_L_LINEOUT_DRV_MSK (0xf << RK3308_DAC_L_LINEOUT_DRV_SFT)
+
+/* RK3308_DAC_ANA_CON12 - REG: 0x0470 */
+#define RK3308_DAC_R_HPMIX_SEL_SFT 6
+#define RK3308_DAC_R_HPMIX_SEL_MSK (0x3 << RK3308_DAC_R_HPMIX_SEL_SFT)
+#define RK3308_DAC_R_HPMIX_LINEIN_I2S (0x3 << RK3308_DAC_R_HPMIX_SEL_SFT)
+#define RK3308_DAC_R_HPMIX_LINEIN (0x2 << RK3308_DAC_R_HPMIX_SEL_SFT)
+#define RK3308_DAC_R_HPMIX_I2S (0x1 << RK3308_DAC_R_HPMIX_SEL_SFT)
+#define RK3308_DAC_R_HPMIX_NONE (0x0 << RK3308_DAC_R_HPMIX_SEL_SFT)
+#define RK3308_DAC_R_HPMIX_GAIN_MIN 0x1 /* 0xx0 and 0x3 are reserved */
+#define RK3308_DAC_R_HPMIX_GAIN_MAX 0x2
+#define RK3308_DAC_R_HPMIX_GAIN_SFT 4
+#define RK3308_DAC_R_HPMIX_GAIN_MSK (0x3 << RK3308_DAC_R_HPMIX_GAIN_SFT)
+#define RK3308_DAC_R_HPMIX_GAIN_0DB (0x2 << RK3308_DAC_R_HPMIX_GAIN_SFT)
+#define RK3308_DAC_R_HPMIX_GAIN_NDB_6 (0x1 << RK3308_DAC_R_HPMIX_GAIN_SFT)
+#define RK3308_DAC_L_HPMIX_SEL_SFT 2
+#define RK3308_DAC_L_HPMIX_SEL_MSK (0x3 << RK3308_DAC_L_HPMIX_SEL_SFT)
+#define RK3308_DAC_L_HPMIX_LINEIN_I2S (0x3 << RK3308_DAC_L_HPMIX_SEL_SFT)
+#define RK3308_DAC_L_HPMIX_LINEIN (0x2 << RK3308_DAC_L_HPMIX_SEL_SFT)
+#define RK3308_DAC_L_HPMIX_I2S (0x1 << RK3308_DAC_L_HPMIX_SEL_SFT)
+#define RK3308_DAC_L_HPMIX_NONE (0x0 << RK3308_DAC_L_HPMIX_SEL_SFT)
+#define RK3308_DAC_L_HPMIX_GAIN_MIN 0x1 /* 0xx0 and 0x3 are reserved */
+#define RK3308_DAC_L_HPMIX_GAIN_MAX 0x2
+#define RK3308_DAC_L_HPMIX_GAIN_SFT 0
+#define RK3308_DAC_L_HPMIX_GAIN_MSK (0x3 << RK3308_DAC_L_HPMIX_GAIN_SFT)
+#define RK3308_DAC_L_HPMIX_GAIN_0DB (0x2 << RK3308_DAC_L_HPMIX_GAIN_SFT)
+#define RK3308_DAC_L_HPMIX_GAIN_NDB_6 (0x1 << RK3308_DAC_L_HPMIX_GAIN_SFT)
+
+/* RK3308_DAC_ANA_CON13 - REG: 0x0474 */
+#define RK3308_DAC_R_HPMIX_UNMUTE BIT(6)
+#define RK3308_DAC_R_HPMIX_WORK BIT(5)
+#define RK3308_DAC_R_HPMIX_EN BIT(4)
+#define RK3308_DAC_L_HPMIX_UNMUTE BIT(2)
+#define RK3308_DAC_L_HPMIX_WORK BIT(1)
+#define RK3308_DAC_L_HPMIX_EN BIT(0)
+
+/* RK3308_DAC_ANA_CON14 - REG: 0x0478 */
+#define RK3308_DAC_VCM_LINEOUT_EN (0x1 << 4)
+#define RK3308_DAC_CURRENT_CHARGE_SFT 0
+#define RK3308_DAC_CURRENT_CHARGE_MSK (0xf << RK3308_DAC_CURRENT_CHARGE_SFT)
+
+/*
+ * 1: Choose the current I
+ * 0: Don't choose the current I
+ */
+#define RK3308_DAC_SEL_I(x) ((x) & 0xf)
+
+/* RK3308_DAC_ANA_CON15 - REG: 0x047C */
+#define RK3308_DAC_LINEOUT_POP_SOUND_R_SFT 4
+#define RK3308_DAC_LINEOUT_POP_SOUND_R_MSK (0x3 << RK3308_DAC_LINEOUT_POP_SOUND_R_SFT)
+#define RK3308_DAC_R_SEL_DC_FROM_INTERNAL (0x2 << RK3308_DAC_LINEOUT_POP_SOUND_R_SFT)
+#define RK3308_DAC_R_SEL_DC_FROM_VCM (0x1 << RK3308_DAC_LINEOUT_POP_SOUND_R_SFT)
+#define RK3308_DAC_R_SEL_LINEOUT_FROM_INTERNAL (0x0 << RK3308_DAC_LINEOUT_POP_SOUND_R_SFT)
+#define RK3308_DAC_LINEOUT_POP_SOUND_L_SFT 0
+#define RK3308_DAC_LINEOUT_POP_SOUND_L_MSK (0x3 << RK3308_DAC_LINEOUT_POP_SOUND_L_SFT)
+#define RK3308_DAC_L_SEL_DC_FROM_INTERNAL (0x2 << RK3308_DAC_LINEOUT_POP_SOUND_L_SFT)
+#define RK3308_DAC_L_SEL_DC_FROM_VCM (0x1 << RK3308_DAC_LINEOUT_POP_SOUND_L_SFT)
+#define RK3308_DAC_L_SEL_LINEOUT_FROM_INTERNAL (0x0 << RK3308_DAC_LINEOUT_POP_SOUND_L_SFT)
+
+#define RK3308_HIFI 0x0
+
+#endif /* __RK3308_CODEC_H__ */
--
2.34.1

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