ASoC: cs35l36: Add support for Cirrus CS35L36 Amplifier

Add driver support for Cirrus Logic CS35L36 boosted
speaker amplifier

Signed-off-by: James Schulman <james.schulman@cirrus.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Acked-by: Brian Austin <brian.austin@cirrus.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

5 files changed, 2454 insertions, 0 deletions

diff --git a/include/sound/cs35l36.h b/include/sound/cs35l36.h
new file mode 100644
index 000000000000..8f8049d390f0
--- /dev/null
+++ b/include/sound/cs35l36.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * linux/sound/cs35l36.h -- Platform data for CS35L36
+ *
+ * Copyright 2018 Cirrus Logic, Inc.
+ *
+ * Author: James Schulman <james.schulman@cirrus.com>
+ *
+ */
+
+#ifndef __CS35L36_H
+#define __CS35L36_H
+
+struct cs35l36_vpbr_cfg {
+	bool is_present;
+	bool vpbr_en;
+	int vpbr_thld;
+	int vpbr_atk_rate;
+	int vpbr_atk_vol;
+	int vpbr_max_attn;
+	int vpbr_wait;
+	int vpbr_rel_rate;
+	int vpbr_mute_en;
+};
+
+struct cs35l36_platform_data {
+	bool multi_amp_mode;
+	bool dcm_mode;
+	bool amp_pcm_inv;
+	bool imon_pol_inv;
+	bool vmon_pol_inv;
+	int boost_ind;
+	int bst_vctl;
+	int bst_vctl_sel;
+	int bst_ipk;
+	bool extern_boost;
+	int temp_warn_thld;
+	int irq_drv_sel;
+	int irq_gpio_sel;
+	struct cs35l36_vpbr_cfg vpbr_config;
+};
+
+#endif /* __CS35L36_H */
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index e6ce18c21b98..419114edfd57 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -55,6 +55,7 @@ config SND_SOC_ALL_CODECS
 	select SND_SOC_CS35L33 if I2C
 	select SND_SOC_CS35L34 if I2C
 	select SND_SOC_CS35L35 if I2C
+	select SND_SOC_CS35L36 if I2C
 	select SND_SOC_CS42L42 if I2C
 	select SND_SOC_CS42L51_I2C if I2C
 	select SND_SOC_CS42L52 if I2C && INPUT
@@ -484,6 +485,10 @@ config SND_SOC_CS35L35
 	tristate "Cirrus Logic CS35L35 CODEC"
 	depends on I2C
 
+config SND_SOC_CS35L36
+	tristate "Cirrus Logic CS35L36 CODEC"
+	depends on I2C
+
 config SND_SOC_CS42L42
 	tristate "Cirrus Logic CS42L42 CODEC"
 	depends on I2C
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index b07dfb5fa700..aab2ad95a137 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -47,6 +47,7 @@ snd-soc-cs35l32-objs := cs35l32.o
 snd-soc-cs35l33-objs := cs35l33.o
 snd-soc-cs35l34-objs := cs35l34.o
 snd-soc-cs35l35-objs := cs35l35.o
+snd-soc-cs35l36-objs := cs35l36.o
 snd-soc-cs42l42-objs := cs42l42.o
 snd-soc-cs42l51-objs := cs42l51.o
 snd-soc-cs42l51-i2c-objs := cs42l51-i2c.o
@@ -319,6 +320,7 @@ obj-$(CONFIG_SND_SOC_CS35L32)	+= snd-soc-cs35l32.o
 obj-$(CONFIG_SND_SOC_CS35L33)	+= snd-soc-cs35l33.o
 obj-$(CONFIG_SND_SOC_CS35L34)	+= snd-soc-cs35l34.o
 obj-$(CONFIG_SND_SOC_CS35L35)	+= snd-soc-cs35l35.o
+obj-$(CONFIG_SND_SOC_CS35L36)	+= snd-soc-cs35l36.o
 obj-$(CONFIG_SND_SOC_CS42L42)	+= snd-soc-cs42l42.o
 obj-$(CONFIG_SND_SOC_CS42L51)	+= snd-soc-cs42l51.o
 obj-$(CONFIG_SND_SOC_CS42L51_I2C)	+= snd-soc-cs42l51-i2c.o
diff --git a/sound/soc/codecs/cs35l36.c b/sound/soc/codecs/cs35l36.c
new file mode 100644
index 000000000000..4f880a678812
--- /dev/null
+++ b/sound/soc/codecs/cs35l36.c
@@ -0,0 +1,1958 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// cs35l36.c -- CS35L36 ALSA SoC audio driver
+//
+// Copyright 2018 Cirrus Logic, Inc.
+//
+// Author: James Schulman <james.schulman@cirrus.com>
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/version.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/slab.h>
+#include <linux/workqueue.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/consumer.h>
+#include <linux/gpio/consumer.h>
+#include <linux/of_device.h>
+#include <linux/of_gpio.h>
+#include <linux/regmap.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <linux/gpio.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <sound/cs35l36.h>
+#include <linux/of_irq.h>
+#include <linux/completion.h>
+
+#include "cs35l36.h"
+
+/*
+ * Some fields take zero as a valid value so use a high bit flag that won't
+ * get written to the device to mark those.
+ */
+#define CS35L36_VALID_PDATA 0x80000000
+
+static const char * const cs35l36_supplies[] = {
+	"VA",
+	"VP",
+};
+
+struct  cs35l36_private {
+	struct device *dev;
+	struct cs35l36_platform_data pdata;
+	struct regmap *regmap;
+	struct regulator_bulk_data supplies[2];
+	int num_supplies;
+	int clksrc;
+	int chip_version;
+	int rev_id;
+	int ldm_mode_sel;
+	struct gpio_desc *reset_gpio;
+};
+
+struct cs35l36_pll_config {
+	int freq;
+	int clk_cfg;
+	int fll_igain;
+};
+
+static const struct cs35l36_pll_config cs35l36_pll_sysclk[] = {
+	{32768,		0x00, 0x05},
+	{8000,		0x01, 0x03},
+	{11025,		0x02, 0x03},
+	{12000,		0x03, 0x03},
+	{16000,		0x04, 0x04},
+	{22050,		0x05, 0x04},
+	{24000,		0x06, 0x04},
+	{32000,		0x07, 0x05},
+	{44100,		0x08, 0x05},
+	{48000,		0x09, 0x05},
+	{88200,		0x0A, 0x06},
+	{96000,		0x0B, 0x06},
+	{128000,	0x0C, 0x07},
+	{176400,	0x0D, 0x07},
+	{192000,	0x0E, 0x07},
+	{256000,	0x0F, 0x08},
+	{352800,	0x10, 0x08},
+	{384000,	0x11, 0x08},
+	{512000,	0x12, 0x09},
+	{705600,	0x13, 0x09},
+	{750000,	0x14, 0x09},
+	{768000,	0x15, 0x09},
+	{1000000,	0x16, 0x0A},
+	{1024000,	0x17, 0x0A},
+	{1200000,	0x18, 0x0A},
+	{1411200,	0x19, 0x0A},
+	{1500000,	0x1A, 0x0A},
+	{1536000,	0x1B, 0x0A},
+	{2000000,	0x1C, 0x0A},
+	{2048000,	0x1D, 0x0A},
+	{2400000,	0x1E, 0x0A},
+	{2822400,	0x1F, 0x0A},
+	{3000000,	0x20, 0x0A},
+	{3072000,	0x21, 0x0A},
+	{3200000,	0x22, 0x0A},
+	{4000000,	0x23, 0x0A},
+	{4096000,	0x24, 0x0A},
+	{4800000,	0x25, 0x0A},
+	{5644800,	0x26, 0x0A},
+	{6000000,	0x27, 0x0A},
+	{6144000,	0x28, 0x0A},
+	{6250000,	0x29, 0x08},
+	{6400000,	0x2A, 0x0A},
+	{6500000,	0x2B, 0x08},
+	{6750000,	0x2C, 0x09},
+	{7526400,	0x2D, 0x0A},
+	{8000000,	0x2E, 0x0A},
+	{8192000,	0x2F, 0x0A},
+	{9600000,	0x30, 0x0A},
+	{11289600,	0x31, 0x0A},
+	{12000000,	0x32, 0x0A},
+	{12288000,	0x33, 0x0A},
+	{12500000,	0x34, 0x08},
+	{12800000,	0x35, 0x0A},
+	{13000000,	0x36, 0x0A},
+	{13500000,	0x37, 0x0A},
+	{19200000,	0x38, 0x0A},
+	{22579200,	0x39, 0x0A},
+	{24000000,	0x3A, 0x0A},
+	{24576000,	0x3B, 0x0A},
+	{25000000,	0x3C, 0x0A},
+	{25600000,	0x3D, 0x0A},
+	{26000000,	0x3E, 0x0A},
+	{27000000,	0x3F, 0x0A},
+};
+
+struct reg_default cs35l36_reg[] = {
+	{CS35L36_TESTKEY_CTRL,			0x00000000},
+	{CS35L36_USERKEY_CTL,			0x00000000},
+	{CS35L36_OTP_CTRL1,			0x00002460},
+	{CS35L36_OTP_CTRL2,			0x00000000},
+	{CS35L36_OTP_CTRL3,			0x00000000},
+	{CS35L36_OTP_CTRL4,			0x00000000},
+	{CS35L36_OTP_CTRL5,			0x00000000},
+	{CS35L36_PAC_CTL1,			0x00000004},
+	{CS35L36_PAC_CTL2,			0x00000000},
+	{CS35L36_PAC_CTL3,			0x00000000},
+	{CS35L36_PWR_CTRL1,			0x00000000},
+	{CS35L36_PWR_CTRL2,			0x00003321},
+	{CS35L36_PWR_CTRL3,			0x01000010},
+	{CS35L36_CTRL_OVRRIDE,			0x00000002},
+	{CS35L36_AMP_OUT_MUTE,			0x00000000},
+	{CS35L36_OTP_TRIM_STATUS,		0x00000000},
+	{CS35L36_DISCH_FILT,			0x00000000},
+	{CS35L36_PROTECT_REL_ERR,		0x00000000},
+	{CS35L36_PAD_INTERFACE,			0x00000038},
+	{CS35L36_PLL_CLK_CTRL,			0x00000010},
+	{CS35L36_GLOBAL_CLK_CTRL,		0x00000003},
+	{CS35L36_ADC_CLK_CTRL,			0x00000000},
+	{CS35L36_SWIRE_CLK_CTRL,		0x00000000},
+	{CS35L36_SP_SCLK_CLK_CTRL,		0x00000000},
+	{CS35L36_MDSYNC_EN,			0x00000000},
+	{CS35L36_MDSYNC_TX_ID,			0x00000000},
+	{CS35L36_MDSYNC_PWR_CTRL,		0x00000000},
+	{CS35L36_MDSYNC_DATA_TX,		0x00000000},
+	{CS35L36_MDSYNC_TX_STATUS,		0x00000002},
+	{CS35L36_MDSYNC_RX_STATUS,		0x00000000},
+	{CS35L36_MDSYNC_ERR_STATUS,		0x00000000},
+	{CS35L36_BSTCVRT_VCTRL1,		0x00000000},
+	{CS35L36_BSTCVRT_VCTRL2,		0x00000001},
+	{CS35L36_BSTCVRT_PEAK_CUR,		0x0000004A},
+	{CS35L36_BSTCVRT_SFT_RAMP,		0x00000003},
+	{CS35L36_BSTCVRT_COEFF,			0x00002424},
+	{CS35L36_BSTCVRT_SLOPE_LBST,		0x00005800},
+	{CS35L36_BSTCVRT_SW_FREQ,		0x00010000},
+	{CS35L36_BSTCVRT_DCM_CTRL,		0x00002001},
+	{CS35L36_BSTCVRT_DCM_MODE_FORCE,	0x00000000},
+	{CS35L36_BSTCVRT_OVERVOLT_CTRL,		0x00000130},
+	{CS35L36_VPI_LIMIT_MODE,		0x00000000},
+	{CS35L36_VPI_LIMIT_MINMAX,		0x00003000},
+	{CS35L36_VPI_VP_THLD,			0x00101010},
+	{CS35L36_VPI_TRACK_CTRL,		0x00000000},
+	{CS35L36_VPI_TRIG_MODE_CTRL,		0x00000000},
+	{CS35L36_VPI_TRIG_STEPS,		0x00000000},
+	{CS35L36_VI_SPKMON_FILT,		0x00000003},
+	{CS35L36_VI_SPKMON_GAIN,		0x00000909},
+	{CS35L36_VI_SPKMON_IP_SEL,		0x00000000},
+	{CS35L36_DTEMP_WARN_THLD,		0x00000002},
+	{CS35L36_DTEMP_STATUS,			0x00000000},
+	{CS35L36_VPVBST_FS_SEL,			0x00000001},
+	{CS35L36_VPVBST_VP_CTRL,		0x000001C0},
+	{CS35L36_VPVBST_VBST_CTRL,		0x000001C0},
+	{CS35L36_ASP_TX_PIN_CTRL,		0x00000028},
+	{CS35L36_ASP_RATE_CTRL,			0x00090000},
+	{CS35L36_ASP_FORMAT,			0x00000002},
+	{CS35L36_ASP_FRAME_CTRL,		0x00180018},
+	{CS35L36_ASP_TX1_TX2_SLOT,		0x00010000},
+	{CS35L36_ASP_TX3_TX4_SLOT,		0x00030002},
+	{CS35L36_ASP_TX5_TX6_SLOT,		0x00050004},
+	{CS35L36_ASP_TX7_TX8_SLOT,		0x00070006},
+	{CS35L36_ASP_RX1_SLOT,			0x00000000},
+	{CS35L36_ASP_RX_TX_EN,			0x00000000},
+	{CS35L36_ASP_RX1_SEL,			0x00000008},
+	{CS35L36_ASP_TX1_SEL,			0x00000018},
+	{CS35L36_ASP_TX2_SEL,			0x00000019},
+	{CS35L36_ASP_TX3_SEL,			0x00000028},
+	{CS35L36_ASP_TX4_SEL,			0x00000029},
+	{CS35L36_ASP_TX5_SEL,			0x00000020},
+	{CS35L36_ASP_TX6_SEL,			0x00000000},
+	{CS35L36_SWIRE_P1_TX1_SEL,		0x00000018},
+	{CS35L36_SWIRE_P1_TX2_SEL,		0x00000019},
+	{CS35L36_SWIRE_P2_TX1_SEL,		0x00000028},
+	{CS35L36_SWIRE_P2_TX2_SEL,		0x00000029},
+	{CS35L36_SWIRE_P2_TX3_SEL,		0x00000020},
+	{CS35L36_SWIRE_DP1_FIFO_CFG,		0x0000001B},
+	{CS35L36_SWIRE_DP2_FIFO_CFG,		0x0000001B},
+	{CS35L36_SWIRE_DP3_FIFO_CFG,		0x0000001B},
+	{CS35L36_SWIRE_PCM_RX_DATA,		0x00000000},
+	{CS35L36_SWIRE_FS_SEL,			0x00000001},
+	{CS35L36_AMP_DIG_VOL_CTRL,		0x00008000},
+	{CS35L36_VPBR_CFG,			0x02AA1905},
+	{CS35L36_VBBR_CFG,			0x02AA1905},
+	{CS35L36_VPBR_STATUS,			0x00000000},
+	{CS35L36_VBBR_STATUS,			0x00000000},
+	{CS35L36_OVERTEMP_CFG,			0x00000001},
+	{CS35L36_AMP_ERR_VOL,			0x00000000},
+	{CS35L36_CLASSH_CFG,			0x000B0405},
+	{CS35L36_CLASSH_FET_DRV_CFG,		0x00000111},
+	{CS35L36_NG_CFG,			0x00000033},
+	{CS35L36_AMP_GAIN_CTRL,			0x00000273},
+	{CS35L36_PWM_MOD_IO_CTRL,		0x00000000},
+	{CS35L36_PWM_MOD_STATUS,		0x00000000},
+	{CS35L36_DAC_MSM_CFG,			0x00000000},
+	{CS35L36_AMP_SLOPE_CTRL,		0x00000B00},
+	{CS35L36_AMP_PDM_VOLUME,		0x00000000},
+	{CS35L36_AMP_PDM_RATE_CTRL,		0x00000000},
+	{CS35L36_PDM_CH_SEL,			0x00000000},
+	{CS35L36_AMP_NG_CTRL,			0x0000212F},
+	{CS35L36_PDM_HIGHFILT_CTRL,		0x00000000},
+	{CS35L36_PAC_INT0_CTRL,			0x00000001},
+	{CS35L36_PAC_INT1_CTRL,			0x00000001},
+	{CS35L36_PAC_INT2_CTRL,			0x00000001},
+	{CS35L36_PAC_INT3_CTRL,			0x00000001},
+	{CS35L36_PAC_INT4_CTRL,			0x00000001},
+	{CS35L36_PAC_INT5_CTRL,			0x00000001},
+	{CS35L36_PAC_INT6_CTRL,			0x00000001},
+	{CS35L36_PAC_INT7_CTRL,			0x00000001},
+};
+
+bool cs35l36_readable_reg(struct device *dev, unsigned int reg)
+{
+	switch (reg) {
+	case CS35L36_SW_RESET:
+	case CS35L36_SW_REV:
+	case CS35L36_HW_REV:
+	case CS35L36_TESTKEY_CTRL:
+	case CS35L36_USERKEY_CTL:
+	case CS35L36_OTP_MEM30:
+	case CS35L36_OTP_CTRL1:
+	case CS35L36_OTP_CTRL2:
+	case CS35L36_OTP_CTRL3:
+	case CS35L36_OTP_CTRL4:
+	case CS35L36_OTP_CTRL5:
+	case CS35L36_PAC_CTL1:
+	case CS35L36_PAC_CTL2:
+	case CS35L36_PAC_CTL3:
+	case CS35L36_DEVICE_ID:
+	case CS35L36_FAB_ID:
+	case CS35L36_REV_ID:
+	case CS35L36_PWR_CTRL1:
+	case CS35L36_PWR_CTRL2:
+	case CS35L36_PWR_CTRL3:
+	case CS35L36_CTRL_OVRRIDE:
+	case CS35L36_AMP_OUT_MUTE:
+	case CS35L36_OTP_TRIM_STATUS:
+	case CS35L36_DISCH_FILT:
+	case CS35L36_PROTECT_REL_ERR:
+	case CS35L36_PAD_INTERFACE:
+	case CS35L36_PLL_CLK_CTRL:
+	case CS35L36_GLOBAL_CLK_CTRL:
+	case CS35L36_ADC_CLK_CTRL:
+	case CS35L36_SWIRE_CLK_CTRL:
+	case CS35L36_SP_SCLK_CLK_CTRL:
+	case CS35L36_TST_FS_MON0:
+	case CS35L36_MDSYNC_EN:
+	case CS35L36_MDSYNC_TX_ID:
+	case CS35L36_MDSYNC_PWR_CTRL:
+	case CS35L36_MDSYNC_DATA_TX:
+	case CS35L36_MDSYNC_TX_STATUS:
+	case CS35L36_MDSYNC_RX_STATUS:
+	case CS35L36_MDSYNC_ERR_STATUS:
+	case CS35L36_BSTCVRT_VCTRL1:
+	case CS35L36_BSTCVRT_VCTRL2:
+	case CS35L36_BSTCVRT_PEAK_CUR:
+	case CS35L36_BSTCVRT_SFT_RAMP:
+	case CS35L36_BSTCVRT_COEFF:
+	case CS35L36_BSTCVRT_SLOPE_LBST:
+	case CS35L36_BSTCVRT_SW_FREQ:
+	case CS35L36_BSTCVRT_DCM_CTRL:
+	case CS35L36_BSTCVRT_DCM_MODE_FORCE:
+	case CS35L36_BSTCVRT_OVERVOLT_CTRL:
+	case CS35L36_BST_TST_MANUAL:
+	case CS35L36_BST_ANA2_TEST:
+	case CS35L36_VPI_LIMIT_MODE:
+	case CS35L36_VPI_LIMIT_MINMAX:
+	case CS35L36_VPI_VP_THLD:
+	case CS35L36_VPI_TRACK_CTRL:
+	case CS35L36_VPI_TRIG_MODE_CTRL:
+	case CS35L36_VPI_TRIG_STEPS:
+	case CS35L36_VI_SPKMON_FILT:
+	case CS35L36_VI_SPKMON_GAIN:
+	case CS35L36_VI_SPKMON_IP_SEL:
+	case CS35L36_DTEMP_WARN_THLD:
+	case CS35L36_DTEMP_STATUS:
+	case CS35L36_VPVBST_FS_SEL:
+	case CS35L36_VPVBST_VP_CTRL:
+	case CS35L36_VPVBST_VBST_CTRL:
+	case CS35L36_ASP_TX_PIN_CTRL:
+	case CS35L36_ASP_RATE_CTRL:
+	case CS35L36_ASP_FORMAT:
+	case CS35L36_ASP_FRAME_CTRL:
+	case CS35L36_ASP_TX1_TX2_SLOT:
+	case CS35L36_ASP_TX3_TX4_SLOT:
+	case CS35L36_ASP_TX5_TX6_SLOT:
+	case CS35L36_ASP_TX7_TX8_SLOT:
+	case CS35L36_ASP_RX1_SLOT:
+	case CS35L36_ASP_RX_TX_EN:
+	case CS35L36_ASP_RX1_SEL:
+	case CS35L36_ASP_TX1_SEL:
+	case CS35L36_ASP_TX2_SEL:
+	case CS35L36_ASP_TX3_SEL:
+	case CS35L36_ASP_TX4_SEL:
+	case CS35L36_ASP_TX5_SEL:
+	case CS35L36_ASP_TX6_SEL:
+	case CS35L36_SWIRE_P1_TX1_SEL:
+	case CS35L36_SWIRE_P1_TX2_SEL:
+	case CS35L36_SWIRE_P2_TX1_SEL:
+	case CS35L36_SWIRE_P2_TX2_SEL:
+	case CS35L36_SWIRE_P2_TX3_SEL:
+	case CS35L36_SWIRE_DP1_FIFO_CFG:
+	case CS35L36_SWIRE_DP2_FIFO_CFG:
+	case CS35L36_SWIRE_DP3_FIFO_CFG:
+	case CS35L36_SWIRE_PCM_RX_DATA:
+	case CS35L36_SWIRE_FS_SEL:
+	case CS35L36_AMP_DIG_VOL_CTRL:
+	case CS35L36_VPBR_CFG:
+	case CS35L36_VBBR_CFG:
+	case CS35L36_VPBR_STATUS:
+	case CS35L36_VBBR_STATUS:
+	case CS35L36_OVERTEMP_CFG:
+	case CS35L36_AMP_ERR_VOL:
+	case CS35L36_CLASSH_CFG:
+	case CS35L36_CLASSH_FET_DRV_CFG:
+	case CS35L36_NG_CFG:
+	case CS35L36_AMP_GAIN_CTRL:
+	case CS35L36_PWM_MOD_IO_CTRL:
+	case CS35L36_PWM_MOD_STATUS:
+	case CS35L36_DAC_MSM_CFG:
+	case CS35L36_AMP_SLOPE_CTRL:
+	case CS35L36_AMP_PDM_VOLUME:
+	case CS35L36_AMP_PDM_RATE_CTRL:
+	case CS35L36_PDM_CH_SEL:
+	case CS35L36_AMP_NG_CTRL:
+	case CS35L36_PDM_HIGHFILT_CTRL:
+	case CS35L36_INT1_STATUS:
+	case CS35L36_INT2_STATUS:
+	case CS35L36_INT3_STATUS:
+	case CS35L36_INT4_STATUS:
+	case CS35L36_INT1_RAW_STATUS:
+	case CS35L36_INT2_RAW_STATUS:
+	case CS35L36_INT3_RAW_STATUS:
+	case CS35L36_INT4_RAW_STATUS:
+	case CS35L36_INT1_MASK:
+	case CS35L36_INT2_MASK:
+	case CS35L36_INT3_MASK:
+	case CS35L36_INT4_MASK:
+	case CS35L36_INT1_EDGE_LVL_CTRL:
+	case CS35L36_INT3_EDGE_LVL_CTRL:
+	case CS35L36_PAC_INT_STATUS:
+	case CS35L36_PAC_INT_RAW_STATUS:
+	case CS35L36_PAC_INT_FLUSH_CTRL:
+	case CS35L36_PAC_INT0_CTRL:
+	case CS35L36_PAC_INT1_CTRL:
+	case CS35L36_PAC_INT2_CTRL:
+	case CS35L36_PAC_INT3_CTRL:
+	case CS35L36_PAC_INT4_CTRL:
+	case CS35L36_PAC_INT5_CTRL:
+	case CS35L36_PAC_INT6_CTRL:
+	case CS35L36_PAC_INT7_CTRL:
+		return true;
+	default:
+		if (reg >= CS35L36_PAC_PMEM_WORD0 &&
+			reg <= CS35L36_PAC_PMEM_WORD1023)
+			return true;
+		else
+			return false;
+	}
+}
+
+bool cs35l36_precious_reg(struct device *dev, unsigned int reg)
+{
+	switch (reg) {
+	case CS35L36_TESTKEY_CTRL:
+	case CS35L36_USERKEY_CTL:
+	case CS35L36_TST_FS_MON0:
+		return true;
+	default:
+		return false;
+	}
+}
+
+bool cs35l36_volatile_reg(struct device *dev, unsigned int reg)
+{
+	switch (reg) {
+	case CS35L36_SW_RESET:
+	case CS35L36_SW_REV:
+	case CS35L36_HW_REV:
+	case CS35L36_TESTKEY_CTRL:
+	case CS35L36_USERKEY_CTL:
+	case CS35L36_DEVICE_ID:
+	case CS35L36_FAB_ID:
+	case CS35L36_REV_ID:
+	case CS35L36_INT1_STATUS:
+	case CS35L36_INT2_STATUS:
+	case CS35L36_INT3_STATUS:
+	case CS35L36_INT4_STATUS:
+	case CS35L36_INT1_RAW_STATUS:
+	case CS35L36_INT2_RAW_STATUS:
+	case CS35L36_INT3_RAW_STATUS:
+	case CS35L36_INT4_RAW_STATUS:
+	case CS35L36_INT1_MASK:
+	case CS35L36_INT2_MASK:
+	case CS35L36_INT3_MASK:
+	case CS35L36_INT4_MASK:
+	case CS35L36_INT1_EDGE_LVL_CTRL:
+	case CS35L36_INT3_EDGE_LVL_CTRL:
+	case CS35L36_PAC_INT_STATUS:
+	case CS35L36_PAC_INT_RAW_STATUS:
+	case CS35L36_PAC_INT_FLUSH_CTRL:
+		return true;
+	default:
+		if (reg >= CS35L36_PAC_PMEM_WORD0 &&
+			reg <= CS35L36_PAC_PMEM_WORD1023)
+			return true;
+		else
+			return false;
+	}
+}
+
+static DECLARE_TLV_DB_SCALE(dig_vol_tlv, -10200, 25, 0);
+static DECLARE_TLV_DB_SCALE(amp_gain_tlv, 0, 1, 1);
+
+static const char * const cs35l36_pcm_sftramp_text[] =  {
+	"Off", ".5ms", "1ms", "2ms", "4ms", "8ms", "15ms", "30ms"};
+
+static SOC_ENUM_SINGLE_DECL(pcm_sft_ramp, CS35L36_AMP_DIG_VOL_CTRL, 0,
+			    cs35l36_pcm_sftramp_text);
+
+static int cs35l36_ldm_sel_get(struct snd_kcontrol *kcontrol,
+			       struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component =
+			snd_soc_kcontrol_component(kcontrol);
+	struct cs35l36_private *cs35l36 =
+			snd_soc_component_get_drvdata(component);
+
+	ucontrol->value.integer.value[0] = cs35l36->ldm_mode_sel;
+
+	return 0;
+}
+
+static int cs35l36_ldm_sel_put(struct snd_kcontrol *kcontrol,
+			       struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_soc_component *component =
+			snd_soc_kcontrol_component(kcontrol);
+	struct cs35l36_private *cs35l36 =
+			snd_soc_component_get_drvdata(component);
+	int val = (ucontrol->value.integer.value[0]) ? CS35L36_NG_AMP_EN_MASK :
+						       0;
+
+	cs35l36->ldm_mode_sel = val;
+
+	regmap_update_bits(cs35l36->regmap, CS35L36_NG_CFG,
+			   CS35L36_NG_AMP_EN_MASK, val);
+
+	return 0;
+}
+
+static const struct snd_kcontrol_new cs35l36_aud_controls[] = {
+	SOC_SINGLE_SX_TLV("Digital PCM Volume", CS35L36_AMP_DIG_VOL_CTRL,
+		3, 0x4D0, 0x390, dig_vol_tlv),
+	SOC_SINGLE_TLV("Analog PCM Volume", CS35L36_AMP_GAIN_CTRL, 5, 0x13, 0,
+		amp_gain_tlv),
+	SOC_ENUM("PCM Soft Ramp", pcm_sft_ramp),
+	SOC_SINGLE("Amp Gain Zero-Cross Switch", CS35L36_AMP_GAIN_CTRL,
+		CS35L36_AMP_ZC_SHIFT, 1, 0),
+	SOC_SINGLE("PDM LDM Enter Ramp Switch", CS35L36_DAC_MSM_CFG,
+		CS35L36_PDM_LDM_ENTER_SHIFT, 1, 0),
+	SOC_SINGLE("PDM LDM Exit Ramp Switch", CS35L36_DAC_MSM_CFG,
+		CS35L36_PDM_LDM_EXIT_SHIFT, 1, 0),
+	SOC_SINGLE_BOOL_EXT("LDM Select Switch", 0, cs35l36_ldm_sel_get,
+		cs35l36_ldm_sel_put),
+};
+
+static int cs35l36_main_amp_event(struct snd_soc_dapm_widget *w,
+				  struct snd_kcontrol *kcontrol, int event)
+{
+	struct snd_soc_component *component =
+			snd_soc_dapm_to_component(w->dapm);
+	struct cs35l36_private *cs35l36 =
+			snd_soc_component_get_drvdata(component);
+	u32 reg;
+
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		regmap_update_bits(cs35l36->regmap, CS35L36_PWR_CTRL1,
+				   CS35L36_GLOBAL_EN_MASK,
+				   1 << CS35L36_GLOBAL_EN_SHIFT);
+
+		usleep_range(2000, 2100);
+
+		regmap_read(cs35l36->regmap, CS35L36_INT4_RAW_STATUS, &reg);
+
+		if (WARN_ON_ONCE(reg & CS35L36_PLL_UNLOCK_MASK))
+			dev_crit(cs35l36->dev, "PLL Unlocked\n");
+
+		regmap_update_bits(cs35l36->regmap, CS35L36_ASP_RX1_SEL,
+				   CS35L36_PCM_RX_SEL_MASK,
+				   CS35L36_PCM_RX_SEL_PCM);
+		regmap_update_bits(cs35l36->regmap, CS35L36_AMP_OUT_MUTE,
+				   CS35L36_AMP_MUTE_MASK,
+				   0 << CS35L36_AMP_MUTE_SHIFT);
+		break;
+	case SND_SOC_DAPM_PRE_PMD:
+		regmap_update_bits(cs35l36->regmap, CS35L36_ASP_RX1_SEL,
+				   CS35L36_PCM_RX_SEL_MASK,
+				   CS35L36_PCM_RX_SEL_ZERO);
+		regmap_update_bits(cs35l36->regmap, CS35L36_AMP_OUT_MUTE,
+				   CS35L36_AMP_MUTE_MASK,
+				   1 << CS35L36_AMP_MUTE_SHIFT);
+		break;
+	case SND_SOC_DAPM_POST_PMD:
+		regmap_update_bits(cs35l36->regmap, CS35L36_PWR_CTRL1,
+				   CS35L36_GLOBAL_EN_MASK,
+				   0 << CS35L36_GLOBAL_EN_SHIFT);
+
+		usleep_range(2000, 2100);
+		break;
+	default:
+		dev_dbg(component->dev, "Invalid event = 0x%x\n", event);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int cs35l36_boost_event(struct snd_soc_dapm_widget *w,
+			       struct snd_kcontrol *kcontrol, int event)
+{
+	struct snd_soc_component *component =
+			snd_soc_dapm_to_component(w->dapm);
+	struct cs35l36_private *cs35l36 =
+			snd_soc_component_get_drvdata(component);
+
+	switch (event) {
+	case SND_SOC_DAPM_POST_PMU:
+		if (!cs35l36->pdata.extern_boost)
+			regmap_update_bits(cs35l36->regmap, CS35L36_PWR_CTRL2,
+					   CS35L36_BST_EN_MASK,
+					   CS35L36_BST_EN <<
+					   CS35L36_BST_EN_SHIFT);
+		break;
+	case SND_SOC_DAPM_POST_PMD:
+		if (!cs35l36->pdata.extern_boost)
+			regmap_update_bits(cs35l36->regmap, CS35L36_PWR_CTRL2,
+					   CS35L36_BST_EN_MASK,
+					   CS35L36_BST_DIS_VP <<
+					   CS35L36_BST_EN_SHIFT);
+		break;
+	default:
+		dev_dbg(component->dev, "Invalid event = 0x%x\n", event);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static const char * const cs35l36_chan_text[] = {
+	"RX1",
+	"RX2",
+};
+
+static SOC_ENUM_SINGLE_DECL(chansel_enum, CS35L36_ASP_RX1_SLOT, 0,
+			    cs35l36_chan_text);
+
+static const struct snd_kcontrol_new cs35l36_chan_mux =
+		SOC_DAPM_ENUM("Input Mux", chansel_enum);
+
+static const struct snd_kcontrol_new amp_enable_ctrl =
+		SOC_DAPM_SINGLE_AUTODISABLE("Switch", CS35L36_AMP_OUT_MUTE,
+					    CS35L36_AMP_MUTE_SHIFT, 1, 1);
+
+static const struct snd_kcontrol_new boost_ctrl =
+		SOC_DAPM_SINGLE_VIRT("Switch", 1);
+
+static const char * const asp_tx_src_text[] = {
+	"Zero Fill", "ASPRX1", "VMON", "IMON", "ERRVOL", "VPMON", "VBSTMON"
+};
+
+static const unsigned int asp_tx_src_values[] = {
+	0x00, 0x08, 0x18, 0x19, 0x20, 0x28, 0x29
+};
+
+static SOC_VALUE_ENUM_SINGLE_DECL(asp_tx1_src_enum, CS35L36_ASP_TX1_SEL, 0,
+				  CS35L36_APS_TX_SEL_MASK, asp_tx_src_text,
+				  asp_tx_src_values);
+
+static const struct snd_kcontrol_new asp_tx1_src =
+		SOC_DAPM_ENUM("ASPTX1SRC", asp_tx1_src_enum);
+
+static SOC_VALUE_ENUM_SINGLE_DECL(asp_tx2_src_enum, CS35L36_ASP_TX2_SEL, 0,
+				  CS35L36_APS_TX_SEL_MASK, asp_tx_src_text,
+				  asp_tx_src_values);
+
+static const struct snd_kcontrol_new asp_tx2_src =
+		SOC_DAPM_ENUM("ASPTX2SRC", asp_tx2_src_enum);
+
+static SOC_VALUE_ENUM_SINGLE_DECL(asp_tx3_src_enum, CS35L36_ASP_TX3_SEL, 0,
+				  CS35L36_APS_TX_SEL_MASK, asp_tx_src_text,
+				  asp_tx_src_values);
+
+static const struct snd_kcontrol_new asp_tx3_src =
+		SOC_DAPM_ENUM("ASPTX3SRC", asp_tx3_src_enum);
+
+static SOC_VALUE_ENUM_SINGLE_DECL(asp_tx4_src_enum, CS35L36_ASP_TX4_SEL, 0,
+				  CS35L36_APS_TX_SEL_MASK, asp_tx_src_text,
+				  asp_tx_src_values);
+
+static const struct snd_kcontrol_new asp_tx4_src =
+		SOC_DAPM_ENUM("ASPTX4SRC", asp_tx4_src_enum);
+
+static SOC_VALUE_ENUM_SINGLE_DECL(asp_tx5_src_enum, CS35L36_ASP_TX5_SEL, 0,
+				  CS35L36_APS_TX_SEL_MASK, asp_tx_src_text,
+				  asp_tx_src_values);
+
+static const struct snd_kcontrol_new asp_tx5_src =
+		SOC_DAPM_ENUM("ASPTX5SRC", asp_tx5_src_enum);
+
+static SOC_VALUE_ENUM_SINGLE_DECL(asp_tx6_src_enum, CS35L36_ASP_TX6_SEL, 0,
+				  CS35L36_APS_TX_SEL_MASK, asp_tx_src_text,
+				  asp_tx_src_values);
+
+static const struct snd_kcontrol_new asp_tx6_src =
+		SOC_DAPM_ENUM("ASPTX6SRC", asp_tx6_src_enum);
+
+static const struct snd_soc_dapm_widget cs35l36_dapm_widgets[] = {
+	SND_SOC_DAPM_MUX("Channel Mux", SND_SOC_NOPM, 0, 0, &cs35l36_chan_mux),
+	SND_SOC_DAPM_AIF_IN("SDIN", NULL, 0, CS35L36_ASP_RX_TX_EN, 16, 0),
+
+	SND_SOC_DAPM_OUT_DRV_E("Main AMP", CS35L36_PWR_CTRL2, 0, 0, NULL, 0,
+			       cs35l36_main_amp_event, SND_SOC_DAPM_POST_PMD |
+			       SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
+
+	SND_SOC_DAPM_OUTPUT("SPK"),
+	SND_SOC_DAPM_SWITCH("AMP Enable", SND_SOC_NOPM, 0, 1, &amp_enable_ctrl),
+	SND_SOC_DAPM_MIXER("CLASS H", CS35L36_PWR_CTRL3, 4, 0, NULL, 0),
+	SND_SOC_DAPM_SWITCH_E("BOOST Enable", SND_SOC_NOPM, 0, 0, &boost_ctrl,
+			      cs35l36_boost_event, SND_SOC_DAPM_POST_PMD |
+			      SND_SOC_DAPM_POST_PMU),
+
+	SND_SOC_DAPM_AIF_OUT("ASPTX1", NULL, 0, CS35L36_ASP_RX_TX_EN, 0, 0),
+	SND_SOC_DAPM_AIF_OUT("ASPTX2", NULL, 1, CS35L36_ASP_RX_TX_EN, 1, 0),
+	SND_SOC_DAPM_AIF_OUT("ASPTX3", NULL, 2, CS35L36_ASP_RX_TX_EN, 2, 0),
+	SND_SOC_DAPM_AIF_OUT("ASPTX4", NULL, 3, CS35L36_ASP_RX_TX_EN, 3, 0),
+	SND_SOC_DAPM_AIF_OUT("ASPTX5", NULL, 4, CS35L36_ASP_RX_TX_EN, 4, 0),
+	SND_SOC_DAPM_AIF_OUT("ASPTX6", NULL, 5, CS35L36_ASP_RX_TX_EN, 5, 0),
+
+	SND_SOC_DAPM_MUX("ASPTX1SRC", SND_SOC_NOPM, 0, 0, &asp_tx1_src),
+	SND_SOC_DAPM_MUX("ASPTX2SRC", SND_SOC_NOPM, 0, 0, &asp_tx2_src),
+	SND_SOC_DAPM_MUX("ASPTX3SRC", SND_SOC_NOPM, 0, 0, &asp_tx3_src),
+	SND_SOC_DAPM_MUX("ASPTX4SRC", SND_SOC_NOPM, 0, 0, &asp_tx4_src),
+	SND_SOC_DAPM_MUX("ASPTX5SRC", SND_SOC_NOPM, 0, 0, &asp_tx5_src),
+	SND_SOC_DAPM_MUX("ASPTX6SRC", SND_SOC_NOPM, 0, 0, &asp_tx6_src),
+
+	SND_SOC_DAPM_ADC("VMON ADC", NULL, CS35L36_PWR_CTRL2, 12, 0),
+	SND_SOC_DAPM_ADC("IMON ADC", NULL, CS35L36_PWR_CTRL2, 13, 0),
+	SND_SOC_DAPM_ADC("VPMON ADC", NULL, CS35L36_PWR_CTRL2, 8, 0),
+	SND_SOC_DAPM_ADC("VBSTMON ADC", NULL, CS35L36_PWR_CTRL2, 9, 0),
+
+	SND_SOC_DAPM_INPUT("VP"),
+	SND_SOC_DAPM_INPUT("VBST"),
+	SND_SOC_DAPM_INPUT("VSENSE"),
+};
+
+static const struct snd_soc_dapm_route cs35l36_audio_map[] = {
+	{"VPMON ADC", NULL, "VP"},
+	{"VBSTMON ADC", NULL, "VBST"},
+	{"IMON ADC", NULL, "VSENSE"},
+	{"VMON ADC", NULL, "VSENSE"},
+
+	{"ASPTX1SRC", "IMON", "IMON ADC"},
+	{"ASPTX1SRC", "VMON", "VMON ADC"},
+	{"ASPTX1SRC", "VBSTMON", "VBSTMON ADC"},
+	{"ASPTX1SRC", "VPMON", "VPMON ADC"},
+
+	{"ASPTX2SRC", "IMON", "IMON ADC"},
+	{"ASPTX2SRC", "VMON", "VMON ADC"},
+	{"ASPTX2SRC", "VBSTMON", "VBSTMON ADC"},
+	{"ASPTX2SRC", "VPMON", "VPMON ADC"},
+
+	{"ASPTX3SRC", "IMON", "IMON ADC"},
+	{"ASPTX3SRC", "VMON", "VMON ADC"},
+	{"ASPTX3SRC", "VBSTMON", "VBSTMON ADC"},
+	{"ASPTX3SRC", "VPMON", "VPMON ADC"},
+
+	{"ASPTX4SRC", "IMON", "IMON ADC"},
+	{"ASPTX4SRC", "VMON", "VMON ADC"},
+	{"ASPTX4SRC", "VBSTMON", "VBSTMON ADC"},
+	{"ASPTX4SRC", "VPMON", "VPMON ADC"},
+
+	{"ASPTX5SRC", "IMON", "IMON ADC"},
+	{"ASPTX5SRC", "VMON", "VMON ADC"},
+	{"ASPTX5SRC", "VBSTMON", "VBSTMON ADC"},
+	{"ASPTX5SRC", "VPMON", "VPMON ADC"},
+
+	{"ASPTX6SRC", "IMON", "IMON ADC"},
+	{"ASPTX6SRC", "VMON", "VMON ADC"},
+	{"ASPTX6SRC", "VBSTMON", "VBSTMON ADC"},
+	{"ASPTX6SRC", "VPMON", "VPMON ADC"},
+
+	{"ASPTX1", NULL, "ASPTX1SRC"},
+	{"ASPTX2", NULL, "ASPTX2SRC"},
+	{"ASPTX3", NULL, "ASPTX3SRC"},
+	{"ASPTX4", NULL, "ASPTX4SRC"},
+	{"ASPTX5", NULL, "ASPTX5SRC"},
+	{"ASPTX6", NULL, "ASPTX6SRC"},
+
+	{"AMP Capture", NULL, "ASPTX1"},
+	{"AMP Capture", NULL, "ASPTX2"},
+	{"AMP Capture", NULL, "ASPTX3"},
+	{"AMP Capture", NULL, "ASPTX4"},
+	{"AMP Capture", NULL, "ASPTX5"},
+	{"AMP Capture", NULL, "ASPTX6"},
+
+	{"AMP Enable", "Switch", "AMP Playback"},
+	{"SDIN", NULL, "AMP Enable"},
+	{"Channel Mux", "RX1", "SDIN"},
+	{"Channel Mux", "RX2", "SDIN"},
+	{"BOOST Enable", "Switch", "Channel Mux"},
+	{"CLASS H", NULL, "BOOST Enable"},
+	{"Main AMP", NULL, "Channel Mux"},
+	{"Main AMP", NULL, "CLASS H"},
+	{"SPK", NULL, "Main AMP"},
+};
+
+static int cs35l36_set_dai_fmt(struct snd_soc_dai *component_dai,
+			       unsigned int fmt)
+{
+	struct cs35l36_private *cs35l36 =
+			snd_soc_component_get_drvdata(component_dai->component);
+	unsigned int asp_fmt, lrclk_fmt, sclk_fmt, slave_mode, clk_frc;
+
+	switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+	case SND_SOC_DAIFMT_CBM_CFM:
+		slave_mode = 1;
+		break;
+	case SND_SOC_DAIFMT_CBS_CFS:
+		slave_mode = 0;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	regmap_update_bits(cs35l36->regmap, CS35L36_ASP_TX_PIN_CTRL,
+				CS35L36_SCLK_MSTR_MASK,
+				slave_mode << CS35L36_SCLK_MSTR_SHIFT);
+	regmap_update_bits(cs35l36->regmap, CS35L36_ASP_RATE_CTRL,
+				CS35L36_LRCLK_MSTR_MASK,
+				slave_mode << CS35L36_LRCLK_MSTR_SHIFT);
+
+	switch (fmt & SND_SOC_DAIFMT_CLOCK_MASK) {
+	case SND_SOC_DAIFMT_CONT:
+		clk_frc = 1;
+		break;
+	case SND_SOC_DAIFMT_GATED:
+		clk_frc = 0;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	regmap_update_bits(cs35l36->regmap, CS35L36_ASP_TX_PIN_CTRL,
+			   CS35L36_SCLK_FRC_MASK, clk_frc <<
+			   CS35L36_SCLK_FRC_SHIFT);
+	regmap_update_bits(cs35l36->regmap, CS35L36_ASP_RATE_CTRL,
+			   CS35L36_LRCLK_FRC_MASK, clk_frc <<
+			   CS35L36_LRCLK_FRC_SHIFT);
+
+	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+	case SND_SOC_DAIFMT_DSP_A:
+		asp_fmt = 0;
+		break;
+	case SND_SOC_DAIFMT_I2S:
+		asp_fmt = 2;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+	case SND_SOC_DAIFMT_NB_IF:
+		lrclk_fmt = 1;
+		sclk_fmt = 0;
+		break;
+	case SND_SOC_DAIFMT_IB_NF:
+		lrclk_fmt = 0;
+		sclk_fmt = 1;
+		break;
+	case SND_SOC_DAIFMT_IB_IF:
+		lrclk_fmt = 1;
+		sclk_fmt = 1;
+		break;
+	case SND_SOC_DAIFMT_NB_NF:
+		lrclk_fmt = 0;
+		sclk_fmt = 0;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	regmap_update_bits(cs35l36->regmap, CS35L36_ASP_RATE_CTRL,
+			   CS35L36_LRCLK_INV_MASK,
+			   lrclk_fmt << CS35L36_LRCLK_INV_SHIFT);
+	regmap_update_bits(cs35l36->regmap, CS35L36_ASP_TX_PIN_CTRL,
+			   CS35L36_SCLK_INV_MASK,
+			   sclk_fmt << CS35L36_SCLK_INV_SHIFT);
+	regmap_update_bits(cs35l36->regmap, CS35L36_ASP_FORMAT,
+			   CS35L36_ASP_FMT_MASK, asp_fmt);
+
+	return 0;
+}
+
+struct cs35l36_global_fs_config {
+	int rate;
+	int fs_cfg;
+};
+
+static const struct cs35l36_global_fs_config cs35l36_fs_rates[] = {
+	{12000, 0x01},
+	{24000, 0x02},
+	{48000, 0x03},
+	{96000, 0x04},
+	{192000, 0x05},
+	{384000, 0x06},
+	{11025, 0x09},
+	{22050, 0x0A},
+	{44100, 0x0B},
+	{88200, 0x0C},
+	{176400, 0x0D},
+	{8000, 0x11},
+	{16000, 0x12},
+	{32000, 0x13},
+};
+
+static int cs35l36_pcm_hw_params(struct snd_pcm_substream *substream,
+				 struct snd_pcm_hw_params *params,
+				 struct snd_soc_dai *dai)
+{
+	struct cs35l36_private *cs35l36 =
+			snd_soc_component_get_drvdata(dai->component);
+	unsigned int asp_width, global_fs = params_rate(params);
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(cs35l36_fs_rates); i++) {
+		if (global_fs == cs35l36_fs_rates[i].rate)
+			regmap_update_bits(cs35l36->regmap,
+					   CS35L36_GLOBAL_CLK_CTRL,
+					   CS35L36_GLOBAL_FS_MASK,
+					   cs35l36_fs_rates[i].fs_cfg <<
+					   CS35L36_GLOBAL_FS_SHIFT);
+	}
+
+	switch (params_width(params)) {
+	case 16:
+		asp_width = CS35L36_ASP_WIDTH_16;
+		break;
+	case 24:
+		asp_width = CS35L36_ASP_WIDTH_24;
+		break;
+	case 32:
+		asp_width = CS35L36_ASP_WIDTH_32;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+		regmap_update_bits(cs35l36->regmap, CS35L36_ASP_FRAME_CTRL,
+				   CS35L36_ASP_RX_WIDTH_MASK,
+				   asp_width << CS35L36_ASP_RX_WIDTH_SHIFT);
+	} else {
+		regmap_update_bits(cs35l36->regmap, CS35L36_ASP_FRAME_CTRL,
+				   CS35L36_ASP_TX_WIDTH_MASK,
+				   asp_width << CS35L36_ASP_TX_WIDTH_SHIFT);
+	}
+
+	return 0;
+}
+
+static int cs35l36_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id,
+				  unsigned int freq, int dir)
+{
+	struct snd_soc_component *component = dai->component;
+	struct cs35l36_private *cs35l36 =
+			snd_soc_component_get_drvdata(component);
+	int fs1, fs2;
+
+	if (freq > CS35L36_FS_NOM_6MHZ) {
+		fs1 = CS35L36_FS1_DEFAULT_VAL;
+		fs2 = CS35L36_FS2_DEFAULT_VAL;
+	} else {
+		fs1 = 3 * ((CS35L36_FS_NOM_6MHZ * 4 + freq - 1) / freq) + 4;
+		fs2 = 5 * ((CS35L36_FS_NOM_6MHZ * 4 + freq - 1) / freq) + 4;
+	}
+
+	regmap_write(cs35l36->regmap, CS35L36_TESTKEY_CTRL,
+			CS35L36_TEST_UNLOCK1);
+	regmap_write(cs35l36->regmap, CS35L36_TESTKEY_CTRL,
+			CS35L36_TEST_UNLOCK2);
+
+	regmap_update_bits(cs35l36->regmap, CS35L36_TST_FS_MON0,
+			   CS35L36_FS1_WINDOW_MASK | CS35L36_FS2_WINDOW_MASK,
+			   fs1 | (fs2 << CS35L36_FS2_WINDOW_SHIFT));
+
+	regmap_write(cs35l36->regmap, CS35L36_TESTKEY_CTRL,
+			CS35L36_TEST_LOCK1);
+	regmap_write(cs35l36->regmap, CS35L36_TESTKEY_CTRL,
+			CS35L36_TEST_LOCK2);
+	return 0;
+}
+
+static const struct cs35l36_pll_config *cs35l36_get_clk_config(
+		struct cs35l36_private *cs35l36, int freq)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(cs35l36_pll_sysclk); i++) {
+		if (cs35l36_pll_sysclk[i].freq == freq)
+			return &cs35l36_pll_sysclk[i];
+	}
+
+	return NULL;
+}
+
+static const unsigned int cs35l36_src_rates[] = {
+	8000, 12000, 11025, 16000, 22050, 24000, 32000,
+	44100, 48000, 88200, 96000, 176400, 192000, 384000
+};
+
+static const struct snd_pcm_hw_constraint_list cs35l36_constraints = {
+	.count  = ARRAY_SIZE(cs35l36_src_rates),
+	.list   = cs35l36_src_rates,
+};
+
+static int cs35l36_pcm_startup(struct snd_pcm_substream *substream,
+			       struct snd_soc_dai *dai)
+{
+	snd_pcm_hw_constraint_list(substream->runtime, 0,
+				SNDRV_PCM_HW_PARAM_RATE, &cs35l36_constraints);
+
+	return 0;
+}
+
+static const struct snd_soc_dai_ops cs35l36_ops = {
+	.startup = cs35l36_pcm_startup,
+	.set_fmt = cs35l36_set_dai_fmt,
+	.hw_params = cs35l36_pcm_hw_params,
+	.set_sysclk = cs35l36_dai_set_sysclk,
+};
+
+static struct snd_soc_dai_driver cs35l36_dai[] = {
+	{
+		.name = "cs35l36-pcm",
+		.id = 0,
+		.playback = {
+			.stream_name = "AMP Playback",
+			.channels_min = 1,
+			.channels_max = 8,
+			.rates = SNDRV_PCM_RATE_KNOT,
+			.formats = CS35L36_RX_FORMATS,
+		},
+		.capture = {
+			.stream_name = "AMP Capture",
+			.channels_min = 1,
+			.channels_max = 8,
+			.rates = SNDRV_PCM_RATE_KNOT,
+			.formats = CS35L36_TX_FORMATS,
+		},
+		.ops = &cs35l36_ops,
+		.symmetric_rates = 1,
+	},