Add support for Cirrus Logic CS43130 codec.
Support:
I2S/DSP PCM playback.
DoP/DSD playback.
HP detection and DC/AC impedance measurement.
Signed-off-by: Li Xu <li.xu@xxxxxxxxxx>
---
sound/soc/codecs/Kconfig | 6 +
sound/soc/codecs/Makefile | 2 +
sound/soc/codecs/cs43130.c | 2675 ++++++++++++++++++++++++++++++++++++++++++++
sound/soc/codecs/cs43130.h | 545 +++++++++
4 files changed, 3228 insertions(+)
create mode 100644 sound/soc/codecs/cs43130.c
create mode 100644 sound/soc/codecs/cs43130.h
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 010811e..1f65336 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -60,6 +60,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_CS4271_I2C if I2C
select SND_SOC_CS4271_SPI if SPI_MASTER
select SND_SOC_CS42XX8_I2C if I2C
+ select SND_SOC_CS43130 if I2C
select SND_SOC_CS4349 if I2C
select SND_SOC_CS47L24 if MFD_CS47L24
select SND_SOC_CS53L30 if I2C
@@ -488,6 +489,11 @@ config SND_SOC_CS42XX8_I2C
select SND_SOC_CS42XX8
select REGMAP_I2C
+# Cirrus Logic CS43130 HiFi DAC
+config SND_SOC_CS43130
+ tristate "Cirrus Logic CS43130 CODEC"
+ depends on I2C
+
# Cirrus Logic CS4349 HiFi DAC
config SND_SOC_CS4349
tristate "Cirrus Logic CS4349 CODEC"
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 12dc2f7..896ef5a 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -53,6 +53,7 @@ snd-soc-cs4271-i2c-objs := cs4271-i2c.o
snd-soc-cs4271-spi-objs := cs4271-spi.o
snd-soc-cs42xx8-objs := cs42xx8.o
snd-soc-cs42xx8-i2c-objs := cs42xx8-i2c.o
+snd-soc-cs43130-objs := cs43130.o
snd-soc-cs4349-objs := cs4349.o
snd-soc-cs47l24-objs := cs47l24.o
snd-soc-cs53l30-objs := cs53l30.o
@@ -292,6 +293,7 @@ obj-$(CONFIG_SND_SOC_CS4271_I2C) += snd-soc-cs4271-i2c.o
obj-$(CONFIG_SND_SOC_CS4271_SPI) += snd-soc-cs4271-spi.o
obj-$(CONFIG_SND_SOC_CS42XX8) += snd-soc-cs42xx8.o
obj-$(CONFIG_SND_SOC_CS42XX8_I2C) += snd-soc-cs42xx8-i2c.o
+obj-$(CONFIG_SND_SOC_CS43130) += snd-soc-cs43130.o
obj-$(CONFIG_SND_SOC_CS4349) += snd-soc-cs4349.o
obj-$(CONFIG_SND_SOC_CS47L24) += snd-soc-cs47l24.o
obj-$(CONFIG_SND_SOC_CS53L30) += snd-soc-cs53l30.o
diff --git a/sound/soc/codecs/cs43130.c b/sound/soc/codecs/cs43130.c
new file mode 100644
index 0000000..de22919
--- /dev/null
+++ b/sound/soc/codecs/cs43130.c
@@ -0,0 +1,2675 @@
+/*
+ * cs43130.c -- CS43130 ALSA Soc Audio driver
+ *
+ * Copyright 2016 Cirrus Logic, Inc.
+ *
+ * Authors: Li Xu <li.xu@xxxxxxxxxx>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
+#include <linux/platform_device.h>
+#include <linux/pm.h>
+#include <linux/i2c.h>
+#include <linux/of_device.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+#include <linux/of_gpio.h>
+#include <linux/regulator/consumer.h>
+#include <linux/pm_runtime.h>
+#include <linux/of_irq.h>
+#include <linux/completion.h>
+#include <linux/mutex.h>
+#include <linux/workqueue.h>
+#include <sound/jack.h>
+
+#include "cs43130.h"
+
+static const struct reg_default cs43130_reg_defaults[] = {
+ {CS43130_SYS_CLK_CTL_1, 0x06},
+ {CS43130_SP_SRATE, 0x01},
+ {CS43130_SP_BITSIZE, 0x05},
+ {CS43130_PAD_INT_CFG, 0x03},
+ {CS43130_PWDN_CTL, 0xFE},
+ {CS43130_CRYSTAL_SET, 0x04},
+ {CS43130_PLL_SET_1, 0x00},
+ {CS43130_PLL_SET_2, 0x00},
+ {CS43130_PLL_SET_3, 0x00},
+ {CS43130_PLL_SET_4, 0x00},
+ {CS43130_PLL_SET_5, 0x40},
+ {CS43130_PLL_SET_6, 0x10},
+ {CS43130_PLL_SET_7, 0x80},
+ {CS43130_PLL_SET_8, 0x03},
+ {CS43130_PLL_SET_9, 0x02},
+ {CS43130_PLL_SET_10, 0x02},
+ {CS43130_CLKOUT_CTL, 0x00},
+ {CS43130_ASP_NUM_1, 0x01},
+ {CS43130_ASP_NUM_2, 0x00},
+ {CS43130_ASP_DEN_1, 0x08},
+ {CS43130_ASP_DEN_2, 0x00},
+ {CS43130_ASP_LRCK_HI_TIME_1, 0x1F},
+ {CS43130_ASP_LRCK_HI_TIME_2, 0x00},
+ {CS43130_ASP_LRCK_PERIOD_1, 0x3F},
+ {CS43130_ASP_LRCK_PERIOD_2, 0x00},
+ {CS43130_ASP_CLOCK_CONF, 0x0C},
+ {CS43130_ASP_FRAME_CONF, 0x0A},
+ {CS43130_XSP_NUM_1, 0x01},
+ {CS43130_XSP_NUM_2, 0x00},
+ {CS43130_XSP_DEN_1, 0x02},
+ {CS43130_XSP_DEN_2, 0x00},
+ {CS43130_XSP_LRCK_HI_TIME_1, 0x1F},
+ {CS43130_XSP_LRCK_HI_TIME_2, 0x00},
+ {CS43130_XSP_LRCK_PERIOD_1, 0x3F},
+ {CS43130_XSP_LRCK_PERIOD_2, 0x00},
+ {CS43130_XSP_CLOCK_CONF, 0x0C},
+ {CS43130_XSP_FRAME_CONF, 0x0A},
+ {CS43130_ASP_CH_1_LOC, 0x00},
+ {CS43130_ASP_CH_2_LOC, 0x00},
+ {CS43130_ASP_CH_1_SZ_EN, 0x06},
+ {CS43130_ASP_CH_2_SZ_EN, 0x0E},
+ {CS43130_XSP_CH_1_LOC, 0x00},
+ {CS43130_XSP_CH_2_LOC, 0x00},
+ {CS43130_XSP_CH_1_SZ_EN, 0x06},
+ {CS43130_XSP_CH_2_SZ_EN, 0x0E},
+ {CS43130_DSD_VOL_B, 0x78},
+ {CS43130_DSD_VOL_A, 0x78},
+ {CS43130_DSD_PATH_CTL_1, 0xA8},
+ {CS43130_DSD_INT_CFG, 0x00},
+ {CS43130_DSD_PATH_CTL_2, 0x02},
+ {CS43130_DSD_PCM_MIX_CTL, 0x00},
+ {CS43130_DSD_PATH_CTL_3, 0x40},
+ {CS43130_HP_OUT_CTL_1, 0x30},
+ {CS43130_PCM_FILT_OPT, 0x02},
+ {CS43130_PCM_VOL_B, 0x78},
+ {CS43130_PCM_VOL_A, 0x78},
+ {CS43130_PCM_PATH_CTL_1, 0xA8},
+ {CS43130_PCM_PATH_CTL_2, 0x00},
+ {CS43130_CLASS_H_CTL, 0x1E},
+ {CS43130_HP_DETECT, 0x04},
+ {CS43130_HP_LOAD_1, 0x00},
+ {CS43130_HP_MEAS_LOAD_1, 0x00},
+ {CS43130_HP_MEAS_LOAD_2, 0x00},
+ {CS43130_INT_MASK_1, 0xFF},
+ {CS43130_INT_MASK_2, 0xFF},
+ {CS43130_INT_MASK_3, 0xFF},
+ {CS43130_INT_MASK_4, 0xFF},
+ {CS43130_INT_MASK_5, 0xFF},
+};
+
+static bool cs43130_volatile_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5:
+ case CS43130_HP_DC_STAT_1 ... CS43130_HP_DC_STAT_2:
+ case CS43130_HP_AC_STAT_1 ... CS43130_HP_AC_STAT_2:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool cs43130_readable_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case CS43130_DEVID_AB ... CS43130_SYS_CLK_CTL_1:
+ case CS43130_SP_SRATE ... CS43130_PAD_INT_CFG:
+ case CS43130_PWDN_CTL:
+ case CS43130_CRYSTAL_SET:
+ case CS43130_PLL_SET_1 ... CS43130_PLL_SET_5:
+ case CS43130_PLL_SET_6:
+ case CS43130_PLL_SET_7:
+ case CS43130_PLL_SET_8:
+ case CS43130_PLL_SET_9:
+ case CS43130_PLL_SET_10:
+ case CS43130_CLKOUT_CTL:
+ case CS43130_ASP_NUM_1 ... CS43130_ASP_FRAME_CONF:
+ case CS43130_XSP_NUM_1 ... CS43130_XSP_FRAME_CONF:
+ case CS43130_ASP_CH_1_LOC:
+ case CS43130_ASP_CH_2_LOC:
+ case CS43130_ASP_CH_1_SZ_EN:
+ case CS43130_ASP_CH_2_SZ_EN:
+ case CS43130_XSP_CH_1_LOC:
+ case CS43130_XSP_CH_2_LOC:
+ case CS43130_XSP_CH_1_SZ_EN:
+ case CS43130_XSP_CH_2_SZ_EN:
+ case CS43130_DSD_VOL_B ... CS43130_DSD_PATH_CTL_3:
+ case CS43130_HP_OUT_CTL_1:
+ case CS43130_PCM_FILT_OPT ... CS43130_PCM_PATH_CTL_2:
+ case CS43130_CLASS_H_CTL:
+ case CS43130_HP_DETECT:
+ case CS43130_HP_STATUS:
+ case CS43130_HP_LOAD_1:
+ case CS43130_HP_MEAS_LOAD_1:
+ case CS43130_HP_MEAS_LOAD_2:
+ case CS43130_HP_DC_STAT_1:
+ case CS43130_HP_DC_STAT_2:
+ case CS43130_HP_AC_STAT_1:
+ case CS43130_HP_AC_STAT_2:
+ case CS43130_HP_LOAD_STAT:
+ case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5:
+ case CS43130_INT_MASK_1 ... CS43130_INT_MASK_5:
+ return true;
+ default:
+ return false;
+ }
+}
+
+static bool cs43130_precious_register(struct device *dev, unsigned int reg)
+{
+ switch (reg) {
+ case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5:
+ return true;
+ default:
+ return false;
+ }
+}
+
+struct cs43130_pll_params {
+ unsigned int pll_in;
+ u8 sclk_prediv;
+ u8 pll_div_int;
+ u32 pll_div_frac;
+ u8 pll_mode;
+ u8 pll_divout;
+ unsigned int pll_out;
+ u8 pll_cal_ratio;
+};
+
+static const struct cs43130_pll_params pll_ratio_table[] = {
+ {9600000, 0x02, 0x49, 0x800000, 0x00, 0x08, 22579200, 151},
+ {9600000, 0x02, 0x50, 0x000000, 0x00, 0x08, 24576000, 164},
+
+ {11289600, 0x02, 0X40, 0, 0x01, 0x08, 22579200, 128},
+ {11289600, 0x02, 0x44, 0x06F700, 0x0, 0x08, 24576000, 139},
+
+ {12000000, 0x02, 0x49, 0x800000, 0x00, 0x0A, 22579200, 120},
+ {12000000, 0x02, 0x40, 0x000000, 0x00, 0x08, 24576000, 131},
+
+ {12288000, 0x02, 0x49, 0x800000, 0x01, 0x0A, 22579200, 118},
+ {12288000, 0x02, 0x40, 0x000000, 0x01, 0x08, 24576000, 128},
+
+ {13000000, 0x02, 0x45, 0x797680, 0x01, 0x0A, 22579200, 111},
+ {13000000, 0x02, 0x3C, 0x7EA940, 0x01, 0x08, 24576000, 121},
+
+ {19200000, 0x03, 0x49, 0x800000, 0x00, 0x08, 22579200, 151},
+ {19200000, 0x03, 0x50, 0x000000, 0x00, 0x08, 24576000, 164},
+
+ {22579200, 0, 0, 0, 0, 0, 22579200, 0},
+ {22579200, 0x03, 0x44, 0x06F700, 0x00, 0x08, 24576000, 139},
+
+ {24000000, 0x03, 0x49, 0x800000, 0x00, 0x0A, 22579200, 120},
+ {24000000, 0x03, 0x40, 0x000000, 0x00, 0x08, 24576000, 131},
+
+ {24576000, 0x03, 0x49, 0x800000, 0x01, 0x0A, 22579200, 118},
+ {24576000, 0, 0, 0, 0, 0, 24576000, 0},
+
+ {26000000, 0x03, 0x45, 0x797680, 0x01, 0x0A, 22579200, 111},
+ {26000000, 0x03, 0x3C, 0x7EA940, 0x01, 0x08, 24576000, 121},
+};
+
+static const struct cs43130_pll_params *cs43130_get_pll_table(
+ unsigned int freq_in, unsigned int freq_out)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(pll_ratio_table); i++) {
+ if (pll_ratio_table[i].pll_in == freq_in &&
+ pll_ratio_table[i].pll_out == freq_out)
+ return &pll_ratio_table[i];
+ }
+
+ return NULL;
+}
+
+static int cs43130_pll_config(struct snd_soc_codec *codec)
+{
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+ const struct cs43130_pll_params *pll_entry;
+
+ dev_dbg(codec->dev, "cs43130->mclk = %u, cs43130->mclk_int = %u\n",
+ cs43130->mclk, cs43130->mclk_int);
+
+ pll_entry = cs43130_get_pll_table(cs43130->mclk, cs43130->mclk_int);
+ if (!pll_entry)
+ return -EINVAL;
+
+ if (pll_entry->pll_cal_ratio == 0) {
+ regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_1,
+ CS43130_PLL_START_MASK, 0);
+
+ cs43130->pll_bypass = true;
+ return 0;
+ }
+
+ cs43130->pll_bypass = false;
+
+ regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_2,
+ CS43130_PLL_DIV_DATA_MASK,
+ pll_entry->pll_div_frac >>
+ CS43130_PLL_DIV_FRAC_0_DATA_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_3,
+ CS43130_PLL_DIV_DATA_MASK,
+ pll_entry->pll_div_frac >>
+ CS43130_PLL_DIV_FRAC_1_DATA_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_4,
+ CS43130_PLL_DIV_DATA_MASK,
+ pll_entry->pll_div_frac >>
+ CS43130_PLL_DIV_FRAC_2_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_PLL_SET_5,
+ pll_entry->pll_div_int);
+ regmap_write(cs43130->regmap, CS43130_PLL_SET_6, pll_entry->pll_divout);
+ regmap_write(cs43130->regmap, CS43130_PLL_SET_7,
+ pll_entry->pll_cal_ratio);
+ regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_8,
+ CS43130_PLL_MODE_MASK,
+ pll_entry->pll_mode << CS43130_PLL_MODE_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_PLL_SET_9,
+ pll_entry->sclk_prediv);
+ regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_1,
+ CS43130_PLL_START_MASK, 1);
+
+ return 0;
+}
+
+static int cs43130_set_pll(struct snd_soc_codec *codec, int pll_id, int source,
+ unsigned int freq_in, unsigned int freq_out)
+{
+ int ret = 0;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ switch (freq_in) {
+ case 9600000:
+ case 11289600:
+ case 12000000:
+ case 12288000:
+ case 13000000:
+ case 19200000:
+ case 22579200:
+ case 24000000:
+ case 24576000:
+ case 26000000:
+ cs43130->mclk = freq_in;
+ break;
+ default:
+ dev_err(codec->dev,
+ "unsupported pll input reference clock:%d\n", freq_in);
+ return -EINVAL;
+ }
+
+ switch (freq_out) {
+ case 22579200:
+ cs43130->mclk_int = freq_out;
+ break;
+ case 24576000:
+ cs43130->mclk_int = freq_out;
+ break;
+ default:
+ dev_err(codec->dev,
+ "unsupported pll output ref clock: %u\n", freq_out);
+ return -EINVAL;
+ }
+
+ ret = cs43130_pll_config(codec);
+ dev_dbg(codec->dev, "cs43130->pll_bypass = %d", cs43130->pll_bypass);
+ return ret;
+}
+
+static int cs43130_change_clksrc(struct snd_soc_codec *codec,
+ enum cs43130_mclk_src_sel src)
+{
+ int ret;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+ int mclk_int_decoded;
+
+ if (src == cs43130->mclk_int_src) {
+ /* clk source has not changed */
+ return 0;
+ }
+
+ switch (cs43130->mclk_int) {
+ case CS43130_MCLK_22M:
+ mclk_int_decoded = CS43130_MCLK_22P5;
+ break;
+ case CS43130_MCLK_24M:
+ mclk_int_decoded = CS43130_MCLK_24P5;
+ break;
+ default:
+ dev_err(codec->dev, "Invalid MCLK INT freq: %u\n", cs43130->mclk_int);
+ return -EINVAL;
+ }
+
+ switch (src) {
+ case CS43130_MCLK_SRC_EXT:
+ cs43130->pll_bypass = true;
+ cs43130->mclk_int_src = CS43130_MCLK_SRC_EXT;
+ if (cs43130->xtal_ibias == CS43130_XTAL_UNUSED) {
+ regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL,
+ CS43130_PDN_XTAL_MASK,
+ 1 << CS43130_PDN_XTAL_SHIFT);
+ } else {
+ reinit_completion(&cs43130->xtal_rdy);
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_XTAL_RDY_INT_MASK, 0);
+ regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL,
+ CS43130_PDN_XTAL_MASK, 0);
+ ret = wait_for_completion_timeout(&cs43130->xtal_rdy,
+ msecs_to_jiffies(100));
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_XTAL_RDY_INT_MASK,
+ 1 << CS43130_XTAL_RDY_INT_SHIFT);
+ if (ret == 0) {
+ dev_err(codec->dev, "Timeout waiting for XTAL_READY interrupt\n");
+ return -ETIMEDOUT;
+ }
+ }
+
+ regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1,
+ CS43130_MCLK_SRC_SEL_MASK,
+ src << CS43130_MCLK_SRC_SEL_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1,
+ CS43130_MCLK_INT_MASK,
+ mclk_int_decoded << CS43130_MCLK_INT_SHIFT);
+ usleep_range(150, 200);
+
+ regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL,
+ CS43130_PDN_PLL_MASK,
+ 1 << CS43130_PDN_PLL_SHIFT);
+ break;
+ case CS43130_MCLK_SRC_PLL:
+ cs43130->pll_bypass = false;
+ cs43130->mclk_int_src = CS43130_MCLK_SRC_PLL;
+ if (cs43130->xtal_ibias == CS43130_XTAL_UNUSED) {
+ regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL,
+ CS43130_PDN_XTAL_MASK,
+ 1 << CS43130_PDN_XTAL_SHIFT);
+ } else {
+ reinit_completion(&cs43130->xtal_rdy);
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_XTAL_RDY_INT_MASK, 0);
+ regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL,
+ CS43130_PDN_XTAL_MASK, 0);
+ ret = wait_for_completion_timeout(&cs43130->xtal_rdy,
+ msecs_to_jiffies(100));
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_XTAL_RDY_INT_MASK,
+ 1 << CS43130_XTAL_RDY_INT_SHIFT);
+ if (ret == 0) {
+ dev_err(codec->dev, "Timeout waiting for XTAL_READY interrupt\n");
+ return -ETIMEDOUT;
+ }
+ }
+
+ reinit_completion(&cs43130->pll_rdy);
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_PLL_RDY_INT_MASK, 0);
+ regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL,
+ CS43130_PDN_PLL_MASK, 0);
+ ret = wait_for_completion_timeout(&cs43130->pll_rdy,
+ msecs_to_jiffies(100));
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_PLL_RDY_INT_MASK,
+ 1 << CS43130_PLL_RDY_INT_SHIFT);
+ if (ret == 0) {
+ dev_err(codec->dev, "Timeout waiting for PLL_READY interrupt\n");
+ return -ETIMEDOUT;
+ }
+
+ regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1,
+ CS43130_MCLK_SRC_SEL_MASK,
+ src << CS43130_MCLK_SRC_SEL_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1,
+ CS43130_MCLK_INT_MASK,
+ mclk_int_decoded << CS43130_MCLK_INT_SHIFT);
+ usleep_range(150, 200);
+ break;
+ case CS43130_MCLK_SRC_RCO:
+ cs43130->mclk_int_src = CS43130_MCLK_SRC_RCO;
+
+ regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1,
+ CS43130_MCLK_SRC_SEL_MASK,
+ src << CS43130_MCLK_SRC_SEL_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1,
+ CS43130_MCLK_INT_MASK,
+ CS43130_MCLK_22P5 << CS43130_MCLK_INT_SHIFT);
+ usleep_range(150, 200);
+
+ regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL,
+ CS43130_PDN_XTAL_MASK,
+ 1 << CS43130_PDN_XTAL_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL,
+ CS43130_PDN_PLL_MASK,
+ 1 << CS43130_PDN_PLL_SHIFT);
+ break;
+ default:
+ dev_err(codec->dev, "Invalid MCLK source value\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct cs43130_bitwidth_map cs43130_bitwidth_table[] = {
+ {8, CS43130_SP_BIT_SIZE_8, CS43130_CH_BIT_SIZE_8},
+ {16, CS43130_SP_BIT_SIZE_16, CS43130_CH_BIT_SIZE_16},
+ {24, CS43130_SP_BIT_SIZE_24, CS43130_CH_BIT_SIZE_24},
+ {32, CS43130_SP_BIT_SIZE_32, CS43130_CH_BIT_SIZE_32},
+};
+
+static const struct cs43130_bitwidth_map *cs43130_get_bitwidth_table(
+ unsigned int bitwidth)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(cs43130_bitwidth_table); i++) {
+ if (cs43130_bitwidth_table[i].bitwidth == bitwidth)
+ return &cs43130_bitwidth_table[i];
+ }
+
+ return NULL;
+}
+
+static int cs43130_set_bitwidth(int dai_id, unsigned int bitwidth_dai,
+ struct regmap *regmap)
+{
+ const struct cs43130_bitwidth_map *bw_map;
+
+ bw_map = cs43130_get_bitwidth_table(bitwidth_dai);
+ if (!bw_map)
+ return -EINVAL;
+
+ switch (dai_id) {
+ case CS43130_ASP_PCM_DAI:
+ case CS43130_ASP_DOP_DAI:
+ regmap_update_bits(regmap, CS43130_ASP_CH_1_SZ_EN,
+ CS43130_CH_BITSIZE_MASK, bw_map->ch_bit);
+ regmap_update_bits(regmap, CS43130_ASP_CH_2_SZ_EN,
+ CS43130_CH_BITSIZE_MASK, bw_map->ch_bit);
+ regmap_update_bits(regmap, CS43130_SP_BITSIZE,
+ CS43130_ASP_BITSIZE_MASK, bw_map->sp_bit);
+ break;
+ case CS43130_XSP_DOP_DAI:
+ regmap_update_bits(regmap, CS43130_XSP_CH_1_SZ_EN,
+ CS43130_CH_BITSIZE_MASK, bw_map->ch_bit);
+ regmap_update_bits(regmap, CS43130_XSP_CH_2_SZ_EN,
+ CS43130_CH_BITSIZE_MASK, bw_map->ch_bit);
+ regmap_update_bits(regmap, CS43130_SP_BITSIZE,
+ CS43130_XSP_BITSIZE_MASK, bw_map->sp_bit <<
+ CS43130_XSP_BITSIZE_SHIFT);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct cs43130_rate_map cs43130_rate_table[] = {
+ {32000, CS43130_ASP_SPRATE_32K},
+ {44100, CS43130_ASP_SPRATE_44_1K},
+ {48000, CS43130_ASP_SPRATE_48K},
+ {88200, CS43130_ASP_SPRATE_88_2K},
+ {96000, CS43130_ASP_SPRATE_96K},
+ {176400, CS43130_ASP_SPRATE_176_4K},
+ {192000, CS43130_ASP_SPRATE_192K},
+ {352800, CS43130_ASP_SPRATE_352_8K},
+ {384000, CS43130_ASP_SPRATE_384K},
+};
+
+static const struct cs43130_rate_map *cs43130_get_rate_table(int fs)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(cs43130_rate_table); i++) {
+ if (cs43130_rate_table[i].fs == fs)
+ return &cs43130_rate_table[i];
+ }
+
+ return NULL;
+}
+
+static const struct cs43130_clk_gen *cs43130_get_clk_gen(int mclk_int, int fs,
+ const struct cs43130_clk_gen *clk_gen_table, int len_clk_gen_table)
+{
+ int i;
+
+ for (i = 0; i < len_clk_gen_table; i++) {
+ if (clk_gen_table[i].mclk_int == mclk_int &&
+ clk_gen_table[i].fs == fs)
+ return &clk_gen_table[i];
+ }
+
+ return NULL;
+}
+
+static int cs43130_set_sp_fmt(int dai_id, unsigned int bitwidth_sclk,
+ struct snd_pcm_hw_params *params,
+ struct cs43130_private *cs43130)
+{
+ u16 frm_size;
+ u16 hi_size;
+ u8 frm_delay;
+ u8 frm_phase;
+ u8 frm_data;
+ u8 sclk_edge;
+ u8 lrck_edge;
+ u8 clk_data;
+ u8 loc_ch1;
+ u8 loc_ch2;
+ u8 dai_mode_val;
+ const struct cs43130_clk_gen *clk_gen;
+
+ switch (cs43130->dais[dai_id].dai_format) {
+ case SND_SOC_DAIFMT_I2S:
+ hi_size = bitwidth_sclk;
+ frm_delay = 2;
+ frm_phase = 0;
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ hi_size = bitwidth_sclk;
+ frm_delay = 2;
+ frm_phase = 1;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ hi_size = 1;
+ frm_delay = 2;
+ frm_phase = 1;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ hi_size = 1;
+ frm_delay = 0;
+ frm_phase = 1;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (cs43130->dais[dai_id].dai_mode) {
+ case SND_SOC_DAIFMT_CBS_CFS:
+ dai_mode_val = 0;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFM:
+ dai_mode_val = 1;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ frm_size = bitwidth_sclk * params_channels(params);
+ sclk_edge = 1;
+ lrck_edge = 0;
+ loc_ch1 = 0;
+ loc_ch2 = bitwidth_sclk * (params_channels(params) - 1);
+
+ frm_data = frm_delay & CS43130_SP_FSD_MASK;
+ frm_data |= (frm_phase << CS43130_SP_STP_SHIFT) & CS43130_SP_STP_MASK;
+
+ clk_data = lrck_edge & CS43130_SP_LCPOL_IN_MASK;
+ clk_data |= (lrck_edge << CS43130_SP_LCPOL_OUT_SHIFT) &
+ CS43130_SP_LCPOL_OUT_MASK;
+ clk_data |= (sclk_edge << CS43130_SP_SCPOL_IN_SHIFT) &
+ CS43130_SP_SCPOL_IN_MASK;
+ clk_data |= (sclk_edge << CS43130_SP_SCPOL_OUT_SHIFT) &
+ CS43130_SP_SCPOL_OUT_MASK;
+ clk_data |= (dai_mode_val << CS43130_SP_MODE_SHIFT) &
+ CS43130_SP_MODE_MASK;
+
+ switch (dai_id) {
+ case CS43130_ASP_PCM_DAI:
+ case CS43130_ASP_DOP_DAI:
+ regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_PERIOD_1,
+ CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >>
+ CS43130_SP_LCPR_LSB_DATA_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_PERIOD_2,
+ CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >>
+ CS43130_SP_LCPR_MSB_DATA_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_HI_TIME_1,
+ CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >>
+ CS43130_SP_LCHI_LSB_DATA_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_HI_TIME_2,
+ CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >>
+ CS43130_SP_LCHI_MSB_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_ASP_FRAME_CONF, frm_data);
+ regmap_write(cs43130->regmap, CS43130_ASP_CH_1_LOC, loc_ch1);
+ regmap_write(cs43130->regmap, CS43130_ASP_CH_2_LOC, loc_ch2);
+ regmap_update_bits(cs43130->regmap, CS43130_ASP_CH_1_SZ_EN,
+ CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_ASP_CH_2_SZ_EN,
+ CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_ASP_CLOCK_CONF, clk_data);
+ break;
+ case CS43130_XSP_DOP_DAI:
+ regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_PERIOD_1,
+ CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >>
+ CS43130_SP_LCPR_LSB_DATA_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_PERIOD_2,
+ CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >>
+ CS43130_SP_LCPR_MSB_DATA_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_HI_TIME_1,
+ CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >>
+ CS43130_SP_LCHI_LSB_DATA_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_HI_TIME_2,
+ CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >>
+ CS43130_SP_LCHI_MSB_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_XSP_FRAME_CONF, frm_data);
+ regmap_write(cs43130->regmap, CS43130_XSP_CH_1_LOC, loc_ch1);
+ regmap_write(cs43130->regmap, CS43130_XSP_CH_2_LOC, loc_ch2);
+ regmap_update_bits(cs43130->regmap, CS43130_XSP_CH_1_SZ_EN,
+ CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_XSP_CH_2_SZ_EN,
+ CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_XSP_CLOCK_CONF, clk_data);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (frm_size) {
+ case 16:
+ clk_gen = cs43130_get_clk_gen(cs43130->mclk_int,
+ params_rate(params),
+ cs43130_16_clk_gen,
+ ARRAY_SIZE(cs43130_16_clk_gen));
+ break;
+ case 32:
+ clk_gen = cs43130_get_clk_gen(cs43130->mclk_int,
+ params_rate(params),
+ cs43130_32_clk_gen,
+ ARRAY_SIZE(cs43130_32_clk_gen));
+ break;
+ case 48:
+ clk_gen = cs43130_get_clk_gen(cs43130->mclk_int,
+ params_rate(params),
+ cs43130_48_clk_gen,
+ ARRAY_SIZE(cs43130_48_clk_gen));
+ break;
+ case 64:
+ clk_gen = cs43130_get_clk_gen(cs43130->mclk_int,
+ params_rate(params),
+ cs43130_64_clk_gen,
+ ARRAY_SIZE(cs43130_64_clk_gen));
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (!clk_gen)
+ return -EINVAL;
+
+ switch (dai_id) {
+ case CS43130_ASP_PCM_DAI:
+ case CS43130_ASP_DOP_DAI:
+ regmap_write(cs43130->regmap, CS43130_ASP_DEN_1,
+ (clk_gen->den & CS43130_SP_M_LSB_DATA_MASK) >>
+ CS43130_SP_M_LSB_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_ASP_DEN_2,
+ (clk_gen->den & CS43130_SP_M_MSB_DATA_MASK) >>
+ CS43130_SP_M_MSB_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_ASP_NUM_1,
+ (clk_gen->num & CS43130_SP_N_LSB_DATA_MASK) >>
+ CS43130_SP_N_LSB_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_ASP_NUM_2,
+ (clk_gen->num & CS43130_SP_N_MSB_DATA_MASK) >>
+ CS43130_SP_N_MSB_DATA_SHIFT);
+ break;
+ case CS43130_XSP_DOP_DAI:
+ regmap_write(cs43130->regmap, CS43130_XSP_DEN_1,
+ (clk_gen->den & CS43130_SP_M_LSB_DATA_MASK) >>
+ CS43130_SP_M_LSB_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_XSP_DEN_2,
+ (clk_gen->den & CS43130_SP_M_MSB_DATA_MASK) >>
+ CS43130_SP_M_MSB_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_XSP_NUM_1,
+ (clk_gen->num & CS43130_SP_N_LSB_DATA_MASK) >>
+ CS43130_SP_N_LSB_DATA_SHIFT);
+ regmap_write(cs43130->regmap, CS43130_XSP_NUM_2,
+ (clk_gen->num & CS43130_SP_N_MSB_DATA_MASK) >>
+ CS43130_SP_N_MSB_DATA_SHIFT);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int cs43130_pcm_dsd_mix(bool en, struct regmap *regmap)
+{
+ if (en) {
+ regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL,
+ CS43130_MIX_PCM_PREP_MASK,
+ 1 << CS43130_MIX_PCM_PREP_SHIFT);
+ usleep_range(6000, 6050);
+ regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL,
+ CS43130_MIX_PCM_DSD_MASK,
+ 1 << CS43130_MIX_PCM_DSD_SHIFT);
+ } else {
+ regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL,
+ CS43130_MIX_PCM_DSD_MASK,
+ 0 << CS43130_MIX_PCM_DSD_SHIFT);
+ usleep_range(1600, 1650);
+ regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL,
+ CS43130_MIX_PCM_PREP_MASK,
+ 0 << CS43130_MIX_PCM_PREP_SHIFT);
+ }
+
+ return 0;
+}
+
+static int cs43130_dsd_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+ unsigned int required_clk;
+ u8 dsd_speed;
+
+ mutex_lock(&cs43130->clk_mutex);
+ if (!cs43130->clk_req) {
+ /* no DAI is currently using clk */
+ if (!(CS43130_MCLK_22M % params_rate(params)))
+ required_clk = CS43130_MCLK_22M;
+ else
+ required_clk = CS43130_MCLK_24M;
+
+ cs43130_set_pll(codec, 0, 0, cs43130->mclk, required_clk);
+ if (cs43130->pll_bypass)
+ cs43130_change_clksrc(codec, CS43130_MCLK_SRC_EXT);
+ else
+ cs43130_change_clksrc(codec, CS43130_MCLK_SRC_PLL);
+ }
+
+ cs43130->clk_req++;
+ if (cs43130->clk_req == 2)
+ cs43130_pcm_dsd_mix(true, cs43130->regmap);
+ mutex_unlock(&cs43130->clk_mutex);
+
+ switch (params_rate(params)) {
+ case 176400:
+ dsd_speed = 0;
+ break;
+ case 352800:
+ dsd_speed = 1;
+ break;
+ default:
+ dev_err(codec->dev, "Rate(%u) not supported\n",
+ params_rate(params));
+ return -EINVAL;
+ }
+
+ if (cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM)
+ regmap_update_bits(cs43130->regmap, CS43130_DSD_INT_CFG,
+ CS43130_DSD_MASTER, CS43130_DSD_MASTER);
+ else
+ regmap_update_bits(cs43130->regmap, CS43130_DSD_INT_CFG,
+ CS43130_DSD_MASTER, 0);
+
+ regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2,
+ CS43130_DSD_SPEED_MASK,
+ dsd_speed << CS43130_DSD_SPEED_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2,
+ CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_DSD <<
+ CS43130_DSD_SRC_SHIFT);
+
+ return 0;
+}
+
+static int cs43130_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+ const struct cs43130_rate_map *rate_map;
+ unsigned int sclk = cs43130->dais[dai->id].sclk;
+ unsigned int bitwidth_sclk;
+ unsigned int bitwidth_dai = (unsigned int)(params_width(params));
+ unsigned int required_clk;
+ u8 dsd_speed;
+
+ mutex_lock(&cs43130->clk_mutex);
+ if (!cs43130->clk_req) {
+ /* no DAI is currently using clk */
+ if (!(CS43130_MCLK_22M % params_rate(params)))
+ required_clk = CS43130_MCLK_22M;
+ else
+ required_clk = CS43130_MCLK_24M;
+
+ cs43130_set_pll(codec, 0, 0, cs43130->mclk, required_clk);
+ if (cs43130->pll_bypass)
+ cs43130_change_clksrc(codec, CS43130_MCLK_SRC_EXT);
+ else
+ cs43130_change_clksrc(codec, CS43130_MCLK_SRC_PLL);
+ }
+
+ cs43130->clk_req++;
+ if (cs43130->clk_req == 2)
+ cs43130_pcm_dsd_mix(true, cs43130->regmap);
+ mutex_unlock(&cs43130->clk_mutex);
+
+ if (dai->id == CS43130_ASP_DOP_DAI ||
+ dai->id == CS43130_XSP_DOP_DAI) {
+ /* DoP bitwidth is always 24-bit */
+ bitwidth_dai = 24;
+ sclk = params_rate(params) * bitwidth_dai *
+ params_channels(params);
+
+ switch (params_rate(params)) {
+ case 176400:
+ dsd_speed = 0;
+ break;
+ case 352800:
+ dsd_speed = 1;
+ break;
+ default:
+ dev_err(codec->dev, "Rate(%u) not supported\n",
+ params_rate(params));
+ return -EINVAL;
+ }
+
+ regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2,
+ CS43130_DSD_SPEED_MASK,
+ dsd_speed << CS43130_DSD_SPEED_SHIFT);
+ } else {
+ /* ASP PCM format */
+ rate_map = cs43130_get_rate_table(params_rate(params));
+ if (!rate_map)
+ return -EINVAL;
+
+ regmap_write(cs43130->regmap, CS43130_SP_SRATE, rate_map->val);
+ }
+
+ if (dai->id == CS43130_ASP_DOP_DAI) {
+ regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2,
+ CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_ASP <<
+ CS43130_DSD_SRC_SHIFT);
+ } else if (dai->id == CS43130_XSP_DOP_DAI) {
+ regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2,
+ CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_XSP <<
+ CS43130_DSD_SRC_SHIFT);
+ }
+
+
+ if (!sclk && cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM)
+ /* Calculate SCLK in master mode if unassigned */
+ sclk = params_rate(params) * bitwidth_dai *
+ params_channels(params);
+
+ if (!sclk) {
+ /* at this point, SCLK must be set */
+ dev_err(codec->dev, "SCLK freq is not set\n");
+ return -EINVAL;
+ }
+
+ bitwidth_sclk = (sclk / params_rate(params)) / params_channels(params);
+ if (bitwidth_sclk < bitwidth_dai) {
+ dev_err(codec->dev, "Format not supported: SCLK freq is too low\n");
+ return -EINVAL;
+ }
+
+ dev_dbg(codec->dev,
+ "sclk = %u, fs = %d, bitwidth_dai = %u\n",
+ sclk, params_rate(params), bitwidth_dai);
+
+ dev_dbg(codec->dev,
+ "bitwidth_sclk = %u, num_ch = %u\n",
+ bitwidth_sclk, params_channels(params));
+
+ cs43130_set_bitwidth(dai->id, bitwidth_dai, cs43130->regmap);
+ cs43130_set_sp_fmt(dai->id, bitwidth_sclk, params, cs43130);
+
+ return 0;
+}
+
+static int cs43130_hw_free(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ mutex_lock(&cs43130->clk_mutex);
+ cs43130->clk_req--;
+ if (!cs43130->clk_req) {
+ /* no DAI is currently using clk */
+ cs43130_change_clksrc(codec, CS43130_MCLK_SRC_RCO);
+ cs43130_pcm_dsd_mix(false, cs43130->regmap);
+ }
+ mutex_unlock(&cs43130->clk_mutex);
+
+ return 0;
+}
+
+static const DECLARE_TLV_DB_SCALE(pcm_vol_tlv, -12750, 50, 1);
+
+static const char * const pcm_ch_text[] = {
+ "Left-Right Ch",
+ "Left-Left Ch",
+ "Right-Left Ch",
+ "Right-Right Ch",
+};
+
+static const struct reg_sequence pcm_ch_en_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {0x180005, 0x8C},
+ {0x180007, 0xAB},
+ {0x180015, 0x31},
+ {0x180017, 0xB2},
+ {0x180025, 0x30},
+ {0x180027, 0x84},
+ {0x180035, 0x9C},
+ {0x180037, 0xAE},
+ {0x18000D, 0x24},
+ {0x18000F, 0xA3},
+ {0x18001D, 0x05},
+ {0x18001F, 0xD4},
+ {0x18002D, 0x0B},
+ {0x18002F, 0xC7},
+ {0x18003D, 0x71},
+ {0x18003F, 0xE7},
+ {CS43130_DXD1, 0},
+};
+
+static const struct reg_sequence pcm_ch_dis_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {0x180005, 0x24},
+ {0x180007, 0xA3},
+ {0x180015, 0x05},
+ {0x180017, 0xD4},
+ {0x180025, 0x0B},
+ {0x180027, 0xC7},
+ {0x180035, 0x71},
+ {0x180037, 0xE7},
+ {0x18000D, 0x8C},
+ {0x18000F, 0xAB},
+ {0x18001D, 0x31},
+ {0x18001F, 0xB2},
+ {0x18002D, 0x30},
+ {0x18002F, 0x84},
+ {0x18003D, 0x9C},
+ {0x18003F, 0xAE},
+ {CS43130_DXD1, 0},
+};
+
+static int cs43130_pcm_ch_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ return snd_soc_get_enum_double(kcontrol, ucontrol);
+}
+
+static int cs43130_pcm_ch_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ unsigned int *item = ucontrol->value.enumerated.item;
+ struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+ unsigned int val;
+
+ if (item[0] >= e->items)
+ return -EINVAL;
+ val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l;
+
+ if (cs43130->dev_id == CS43131_CHIP_ID ||
+ cs43130->dev_id == CS43198_CHIP_ID) {
+ if (val >= 2)
+ regmap_multi_reg_write(cs43130->regmap, pcm_ch_en_seq,
+ ARRAY_SIZE(pcm_ch_en_seq));
+ else
+ regmap_multi_reg_write(cs43130->regmap, pcm_ch_dis_seq,
+ ARRAY_SIZE(pcm_ch_dis_seq));
+ }
+
+ return snd_soc_put_enum_double(kcontrol, ucontrol);
+}
+
+static SOC_ENUM_SINGLE_DECL(pcm_ch_enum, CS43130_PCM_PATH_CTL_2, 0,
+ pcm_ch_text);
+
+static const char * const pcm_spd_texts[] = {
+ "Fast",
+ "Slow",
+};
+
+static SOC_ENUM_SINGLE_DECL(pcm_spd_enum, CS43130_PCM_FILT_OPT, 7,
+ pcm_spd_texts);
+
+static const char * const enum_texts[] = {
+ "Off",
+ "On",
+};
+
+static SOC_ENUM_SINGLE_DECL(pcm_phs_enum, CS43130_PCM_FILT_OPT, 6, enum_texts);
+
+static SOC_ENUM_SINGLE_DECL(pcm_nos_enum, CS43130_PCM_FILT_OPT, 5, enum_texts);
+
+static SOC_ENUM_SINGLE_DECL(pcm_high_enum, CS43130_PCM_FILT_OPT, 1, enum_texts);
+
+static SOC_ENUM_SINGLE_DECL(pcm_dmp_enum, CS43130_PCM_FILT_OPT, 0, enum_texts);
+
+static const char * const dsd_texts[] = {
+ "Off",
+ "BCKA Mode",
+ "BCKD Mode",
+};
+
+static const unsigned int dsd_values[] = {
+ CS43130_DSD_SRC_DSD,
+ CS43130_DSD_SRC_ASP,
+ CS43130_DSD_SRC_XSP,
+};
+
+static SOC_VALUE_ENUM_SINGLE_DECL(dsd_enum, CS43130_DSD_INT_CFG, 0, 0x03,
+ dsd_texts, dsd_values);
+
+static const struct snd_kcontrol_new cs43130_snd_controls[] = {
+ SOC_DOUBLE_R_TLV("Master Playback Volume",
+ CS43130_PCM_VOL_A, CS43130_PCM_VOL_B, 0, 0xFF, 1,
+ pcm_vol_tlv),
+ SOC_DOUBLE_R_TLV("Master DSD Playback Volume",
+ CS43130_DSD_VOL_A, CS43130_DSD_VOL_B, 0, 0xFF, 1,
+ pcm_vol_tlv),
+ SOC_ENUM_EXT("PCM Ch Select", pcm_ch_enum, cs43130_pcm_ch_get,
+ cs43130_pcm_ch_put),
+ SOC_ENUM("PCM Filter Speed", pcm_spd_enum),
+ SOC_ENUM("PCM Phase Compensation", pcm_phs_enum),
+ SOC_ENUM("PCM Nonoversampling Emulation", pcm_nos_enum),
+ SOC_ENUM("PCM High-pass Filter", pcm_high_enum),
+ SOC_ENUM("PCM De-emphasis Filter", pcm_dmp_enum),
+ SOC_ENUM("DSD Phase Modulation", dsd_enum),
+};
+
+static const struct reg_sequence pcm_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD7, 0x01},
+ {CS43130_DXD8, 0},
+ {CS43130_DXD9, 0x01},
+ {CS43130_DXD3, 0x12},
+ {CS43130_DXD4, 0},
+ {CS43130_DXD10, 0x28},
+ {CS43130_DXD11, 0x28},
+ {CS43130_DXD1, 0},
+};
+
+static const struct reg_sequence dsd_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD7, 0x01},
+ {CS43130_DXD8, 0},
+ {CS43130_DXD9, 0x01},
+ {CS43130_DXD3, 0x12},
+ {CS43130_DXD4, 0},
+ {CS43130_DXD10, 0x1E},
+ {CS43130_DXD11, 0x20},
+ {CS43130_DXD1, 0},
+};
+
+static const struct reg_sequence pop_free_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD12, 0x0A},
+ {CS43130_DXD1, 0},
+};
+
+static const struct reg_sequence pop_free_seq2[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD13, 0x20},
+ {CS43130_DXD1, 0},
+};
+
+static int cs43130_dsd_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID)
+ regmap_multi_reg_write(cs43130->regmap, dsd_seq,
+ ARRAY_SIZE(dsd_seq));
+ break;
+ default:
+ dev_err(codec->dev, "Invalid event = 0x%x\n", event);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int cs43130_pcm_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID)
+ regmap_multi_reg_write(cs43130->regmap, pcm_seq,
+ ARRAY_SIZE(pcm_seq));
+ break;
+ default:
+ dev_err(codec->dev, "Invalid event = 0x%x\n", event);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static const struct reg_sequence dac_postpmu_seq[] = {
+ {CS43130_DXD9, 0x0C},
+ {CS43130_DXD3, 0x10},
+ {CS43130_DXD4, 0x20},
+};
+
+static const struct reg_sequence dac_postpmd_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD6, 0x01},
+ {CS43130_DXD1, 0},
+};
+
+static int cs43130_dac_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID)
+ regmap_multi_reg_write(cs43130->regmap, pop_free_seq,
+ ARRAY_SIZE(pop_free_seq));
+ else
+ /* CS43131 or CS43198 */
+ regmap_multi_reg_write(cs43130->regmap, pop_free_seq2,
+ ARRAY_SIZE(pop_free_seq2));
+ break;
+ case SND_SOC_DAPM_POST_PMU:
+ usleep_range(10000, 10050);
+
+ regmap_write(cs43130->regmap, CS43130_DXD1, 0x99);
+
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID) {
+ regmap_multi_reg_write(cs43130->regmap, dac_postpmu_seq,
+ ARRAY_SIZE(dac_postpmu_seq));
+ /*
+ * Per datasheet, Sec. PCM Power-Up Sequence.
+ * According to Design, CS43130_DXD12 must be 0 to meet
+ * THDN and Dynamic Range spec.
+ */
+ msleep(1000);
+ regmap_write(cs43130->regmap, CS43130_DXD12, 0);
+ } else {
+ /* CS43131 or CS43198 */
+ usleep_range(12000, 12010);
+ regmap_write(cs43130->regmap, CS43130_DXD13, 0);
+ }
+
+ regmap_write(cs43130->regmap, CS43130_DXD1, 0);
+ break;
+ case SND_SOC_DAPM_POST_PMD:
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID)
+ regmap_multi_reg_write(cs43130->regmap, dac_postpmd_seq,
+ ARRAY_SIZE(dac_postpmd_seq));
+ break;
+ default:
+ dev_err(codec->dev, "Invalid DAC event = 0x%x\n", event);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static const struct reg_sequence hpin_prepmd_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD15, 0x64},
+ {CS43130_DXD14, 0},
+ {CS43130_DXD2, 0},
+ {CS43130_DXD1, 0},
+};
+
+static const struct reg_sequence hpin_postpmu_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD2, 1},
+ {CS43130_DXD14, 0xDC},
+ {CS43130_DXD15, 0xE4},
+ {CS43130_DXD1, 0},
+};
+
+static int cs43130_hpin_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMD:
+ regmap_multi_reg_write(cs43130->regmap, hpin_prepmd_seq,
+ ARRAY_SIZE(hpin_prepmd_seq));
+ break;
+ case SND_SOC_DAPM_PRE_PMU:
+ regmap_multi_reg_write(cs43130->regmap, hpin_postpmu_seq,
+ ARRAY_SIZE(hpin_postpmu_seq));
+ break;
+ default:
+ dev_err(codec->dev, "Invalid HPIN event = 0x%x\n", event);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static const struct snd_soc_dapm_widget digital_hp_widgets[] = {
+ SND_SOC_DAPM_OUTPUT("HPOUTA"),
+ SND_SOC_DAPM_OUTPUT("HPOUTB"),
+
+ SND_SOC_DAPM_AIF_IN_E("ASPIN PCM", NULL, 0, CS43130_PWDN_CTL,
+ CS43130_PDN_ASP_SHIFT, 1, cs43130_pcm_event,
+ SND_SOC_DAPM_PRE_PMU),
+
+ SND_SOC_DAPM_AIF_IN_E("ASPIN DoP", NULL, 0, CS43130_PWDN_CTL,
+ CS43130_PDN_ASP_SHIFT, 1, cs43130_dsd_event,
+ SND_SOC_DAPM_PRE_PMU),
+
+ SND_SOC_DAPM_AIF_IN_E("XSPIN DoP", NULL, 0, CS43130_PWDN_CTL,
+ CS43130_PDN_XSP_SHIFT, 1, cs43130_dsd_event,
+ SND_SOC_DAPM_PRE_PMU),
+
+ SND_SOC_DAPM_AIF_IN_E("XSPIN DSD", NULL, 0, CS43130_PWDN_CTL,
+ CS43130_PDN_DSDIF_SHIFT, 1, cs43130_dsd_event,
+ SND_SOC_DAPM_PRE_PMU),
+
+ SND_SOC_DAPM_DAC("DSD", NULL, CS43130_DSD_PATH_CTL_2,
+ CS43130_DSD_EN_SHIFT, 0),
+
+ SND_SOC_DAPM_DAC_E("HiFi DAC", NULL, CS43130_PWDN_CTL,
+ CS43130_PDN_HP_SHIFT, 1, cs43130_dac_event,
+ (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
+ SND_SOC_DAPM_POST_PMD)),
+};
+
+static const struct snd_soc_dapm_widget analog_hp_widgets[] = {
+ SND_SOC_DAPM_DAC_E("Analog Playback", NULL, CS43130_HP_OUT_CTL_1,
+ CS43130_HP_IN_EN_SHIFT, 0, cs43130_hpin_event,
+ (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD)),
+};
+
+static struct snd_soc_dapm_widget all_hp_widgets[
+ ARRAY_SIZE(digital_hp_widgets) +
+ ARRAY_SIZE(analog_hp_widgets)];
+
+static const struct snd_soc_dapm_route digital_hp_routes[] = {
+ {"ASPIN PCM", NULL, "ASP PCM Playback"},
+ {"ASPIN DoP", NULL, "ASP DoP Playback"},
+ {"XSPIN DoP", NULL, "XSP DoP Playback"},
+ {"XSPIN DSD", NULL, "XSP DSD Playback"},
+ {"DSD", NULL, "ASPIN DoP"},
+ {"DSD", NULL, "XSPIN DoP"},
+ {"DSD", NULL, "XSPIN DSD"},
+ {"HiFi DAC", NULL, "ASPIN PCM"},
+ {"HiFi DAC", NULL, "DSD"},
+ {"HPOUTA", NULL, "HiFi DAC"},
+ {"HPOUTB", NULL, "HiFi DAC"},
+};
+
+static const struct snd_soc_dapm_route analog_hp_routes[] = {
+ {"HPOUTA", NULL, "Analog Playback"},
+ {"HPOUTB", NULL, "Analog Playback"},
+};
+
+static struct snd_soc_dapm_route all_hp_routes[
+ ARRAY_SIZE(digital_hp_routes) +
+ ARRAY_SIZE(analog_hp_routes)];
+
+static const unsigned int cs43130_asp_src_rates[] = {
+ 32000, 44100, 48000, 88200, 96000, 176400, 192000, 352800, 384000
+};
+
+static const struct snd_pcm_hw_constraint_list cs43130_asp_constraints = {
+ .count = ARRAY_SIZE(cs43130_asp_src_rates),
+ .list = cs43130_asp_src_rates,
+};
+
+static int cs43130_pcm_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ return snd_pcm_hw_constraint_list(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_RATE,
+ &cs43130_asp_constraints);
+}
+
+static const unsigned int cs43130_dop_src_rates[] = {
+ 176400, 352800,
+};
+
+static const struct snd_pcm_hw_constraint_list cs43130_dop_constraints = {
+ .count = ARRAY_SIZE(cs43130_dop_src_rates),
+ .list = cs43130_dop_src_rates,
+};
+
+static int cs43130_dop_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ return snd_pcm_hw_constraint_list(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_RATE,
+ &cs43130_dop_constraints);
+}
+
+static int cs43130_pcm_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBS_CFS:
+ cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBS_CFS;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFM:
+ cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBM_CFM;
+ break;
+ default:
+ dev_err(codec->dev, "unsupported mode\n");
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_I2S;
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_LEFT_J;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_DSP_A;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_DSP_B;
+ break;
+ default:
+ dev_err(codec->dev,
+ "unsupported audio format\n");
+ return -EINVAL;
+ }
+
+ dev_dbg(codec->dev, "dai_id = %d, dai_mode = %u, dai_format = %u\n",
+ codec_dai->id,
+ cs43130->dais[codec_dai->id].dai_mode,
+ cs43130->dais[codec_dai->id].dai_format);
+
+ return 0;
+}
+
+static int cs43130_dsd_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBS_CFS:
+ cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBS_CFS;
+ break;
+ case SND_SOC_DAIFMT_CBM_CFM:
+ cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBM_CFM;
+ break;
+ default:
+ dev_err(codec->dev, "Unsupported DAI format.\n");
+ return -EINVAL;
+ }
+
+ dev_dbg(codec->dev, "dai_mode = 0x%x\n",
+ cs43130->dais[codec_dai->id].dai_mode);
+
+ return 0;
+}
+
+static const struct reg_sequence mute_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD3, 0x12},
+ {CS43130_DXD5, 0x02},
+ {CS43130_DXD4, 0x12},
+ {CS43130_DXD1, 0},
+};
+
+static const struct reg_sequence unmute_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD3, 0x10},
+ {CS43130_DXD5, 0},
+ {CS43130_DXD4, 0x16},
+ {CS43130_DXD1, 0},
+};
+
+static int cs43130_pcm_mute(struct snd_soc_dai *dai, int mute)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ if (mute) {
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID) {
+ regmap_multi_reg_write(cs43130->regmap, mute_seq,
+ ARRAY_SIZE(mute_seq));
+ regmap_update_bits(cs43130->regmap,
+ CS43130_PCM_PATH_CTL_1,
+ CS43130_MUTE_MASK, CS43130_MUTE_EN);
+ /*
+ * PCM Power Down Sequence
+ * According to Design, 130ms is preferred.
+ */
+ msleep(130);
+ } else {
+ regmap_update_bits(cs43130->regmap,
+ CS43130_PCM_PATH_CTL_1,
+ CS43130_MUTE_MASK, CS43130_MUTE_EN);
+ }
+ } else {
+ /* Unmute */
+ regmap_update_bits(cs43130->regmap, CS43130_PCM_PATH_CTL_1,
+ CS43130_MUTE_MASK, 0);
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID)
+ regmap_multi_reg_write(cs43130->regmap, unmute_seq,
+ ARRAY_SIZE(unmute_seq));
+ }
+
+ return 0;
+}
+
+static int cs43130_dsd_mute(struct snd_soc_dai *dai, int mute)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ if (mute) {
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID) {
+ regmap_multi_reg_write(cs43130->regmap, mute_seq,
+ ARRAY_SIZE(mute_seq));
+ regmap_update_bits(cs43130->regmap,
+ CS43130_DSD_PATH_CTL_1,
+ CS43130_MUTE_MASK, CS43130_MUTE_EN);
+ /*
+ * DSD Power Down Sequence
+ * According to Design, 130ms is preferred.
+ */
+ msleep(130);
+ } else {
+ regmap_update_bits(cs43130->regmap,
+ CS43130_DSD_PATH_CTL_1,
+ CS43130_MUTE_MASK, CS43130_MUTE_EN);
+ }
+ } else {
+ /* Unmute */
+ regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_1,
+ CS43130_MUTE_MASK, 0);
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS4399_CHIP_ID)
+ regmap_multi_reg_write(cs43130->regmap, unmute_seq,
+ ARRAY_SIZE(unmute_seq));
+ }
+
+ return 0;
+}
+
+static int cs43130_set_sysclk(struct snd_soc_dai *codec_dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ cs43130->dais[codec_dai->id].sclk = freq;
+ dev_dbg(codec->dev, "dai_id = %d, sclk = %u\n", codec_dai->id,
+ cs43130->dais[codec_dai->id].sclk);
+
+ return 0;
+}
+
+static const struct snd_soc_dai_ops cs43130_pcm_ops = {
+ .startup = cs43130_pcm_startup,
+ .hw_params = cs43130_hw_params,
+ .hw_free = cs43130_hw_free,
+ .set_sysclk = cs43130_set_sysclk,
+ .set_fmt = cs43130_pcm_set_fmt,
+ .digital_mute = cs43130_pcm_mute,
+};
+
+static const struct snd_soc_dai_ops cs43130_dop_ops = {
+ .startup = cs43130_dop_startup,
+ .hw_params = cs43130_hw_params,
+ .hw_free = cs43130_hw_free,
+ .set_sysclk = cs43130_set_sysclk,
+ .set_fmt = cs43130_pcm_set_fmt,
+ .digital_mute = cs43130_dsd_mute,
+};
+
+static const struct snd_soc_dai_ops cs43130_dsd_ops = {
+ .startup = cs43130_dop_startup,
+ .hw_params = cs43130_dsd_hw_params,
+ .hw_free = cs43130_hw_free,
+ .set_fmt = cs43130_dsd_set_fmt,
+ .digital_mute = cs43130_dsd_mute,
+};
+
+static struct snd_soc_dai_driver cs43130_dai[] = {
+ {
+ .name = "cs43130-asp-pcm",
+ .id = CS43130_ASP_PCM_DAI,
+ .playback = {
+ .stream_name = "ASP PCM Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_KNOT,
+ .formats = CS43130_PCM_FORMATS,
+ },
+ .ops = &cs43130_pcm_ops,
+ .symmetric_rates = 1,
+ },
+ {
+ .name = "cs43130-asp-dop",
+ .id = CS43130_ASP_DOP_DAI,
+ .playback = {
+ .stream_name = "ASP DoP Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_KNOT,
+ .formats = CS43130_DOP_FORMATS,
+ },
+ .ops = &cs43130_dop_ops,
+ .symmetric_rates = 1,
+ },
+ {
+ .name = "cs43130-xsp-dop",
+ .id = CS43130_XSP_DOP_DAI,
+ .playback = {
+ .stream_name = "XSP DoP Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_KNOT,
+ .formats = CS43130_DOP_FORMATS,
+ },
+ .ops = &cs43130_dop_ops,
+ .symmetric_rates = 1,
+ },
+ {
+ .name = "cs43130-xsp-dsd",
+ .id = CS43130_XSP_DSD_DAI,
+ .playback = {
+ .stream_name = "XSP DSD Playback",
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_KNOT,
+ .formats = CS43130_DOP_FORMATS,
+ },
+ .ops = &cs43130_dsd_ops,
+ },
+
+};
+
+static int cs43130_codec_set_sysclk(struct snd_soc_codec *codec,
+ int clk_id, int source, unsigned int freq,
+ int dir)
+{
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+
+ dev_dbg(codec->dev, "clk_id = %d, source = %d, freq = %d, dir = %d\n",
+ clk_id, source, freq, dir);
+
+ switch (freq) {
+ case CS43130_MCLK_22M:
+ case CS43130_MCLK_24M:
+ cs43130->mclk = freq;
+ break;
+ default:
+ dev_err(codec->dev, "Invalid MCLK INT freq: %u\n", freq);
+ return -EINVAL;
+ }
+
+ if (source == CS43130_MCLK_SRC_EXT) {
+ cs43130->pll_bypass = true;
+ } else {
+ dev_err(codec->dev, "Invalid MCLK source\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static inline u16 cs43130_get_ac_reg_val(u16 ac_freq)
+{
+ /*
+ * Depending on mclk_int,
+ * "HPLOAD_MEAS_FREQ_LSB/MSB" counts AC freq in
+ * 5.86Hz (mclk_int = 24.576MHz)
+ * or 5.94Hz (mclk_int = 22.5792MHz) steps.
+ * Because integer step conversion is much easier,
+ * I choose to use mclk_int = 22.5792MHz and approximate
+ * 5.94Hz as 6Hz step.
+ * The approximation worst case scenario occur at 20KHz,
+ * with approximated freq = 19.798KHz.
+ * Error freq = 202Hz
+ */
+
+ return ac_freq / 6;
+}
+
+static char *hpload_msgs[] = {
+ "HPLOAD_DC_L:%u\n",
+ "HPLOAD_DC_R:%u\n",
+};
+
+static char *hpload_ac_msgs[] = {
+ "HPLOAD_AC_L:%u:%u\n",
+ "HPLOAD_AC_R:%u:%u\n",
+};
+
+static ssize_t cs43130_show_hpload(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ int i = 0, j, k, ret;
+ struct i2c_client *client = to_i2c_client(dev);
+ struct cs43130_private *cs43130 = i2c_get_clientdata(client);
+
+ if (!cs43130->hpload_done)
+ return scnprintf(buf, PAGE_SIZE, "NO_HPLOAD\n");
+
+ for (j = 0; j < ARRAY_SIZE(hpload_msgs); j++) {
+ ret = scnprintf(buf + i, PAGE_SIZE - i, hpload_msgs[j],
+ cs43130->hpload_dc[j]);
+ if (!ret)
+ return i;
+
+ i = i + ret;
+ }
+
+ if (cs43130->ac_meas) {
+ for (k = 0; k < CS43130_AC_FREQ; k++) {
+ for (j = 0; j < ARRAY_SIZE(hpload_ac_msgs); j++) {
+ ret = scnprintf(buf + i, PAGE_SIZE - i,
+ hpload_ac_msgs[j],
+ cs43130->ac_freq[k],
+ cs43130->hpload_ac[k][j]);
+ if (!ret)
+ return i;
+
+ i = i + ret;
+ }
+ }
+ }
+
+ return i;
+}
+
+static DEVICE_ATTR(hpload, S_IRUGO, cs43130_show_hpload, NULL);
+
+static struct reg_sequence hp_en_cal_seq[] = {
+ {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL},
+ {CS43130_HP_MEAS_LOAD_1, 0},
+ {CS43130_HP_MEAS_LOAD_2, 0},
+ {CS43130_INT_MASK_4, 0},
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD16, 0xBB},
+ {CS43130_DXD12, 0x01},
+ {CS43130_DXD19, 0xCB},
+ {CS43130_DXD17, 0x95},
+ {CS43130_DXD18, 0x0B},
+ {CS43130_DXD1, 0},
+ {CS43130_HP_LOAD_1, 0x80},
+};
+
+static struct reg_sequence hp_en_cal_seq2[] = {
+ {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL},
+ {CS43130_HP_MEAS_LOAD_1, 0},
+ {CS43130_HP_MEAS_LOAD_2, 0},
+ {CS43130_INT_MASK_4, 0},
+ {CS43130_HP_LOAD_1, 0x80},
+};
+
+static struct reg_sequence hp_dis_cal_seq[] = {
+ {CS43130_HP_LOAD_1, 0x80},
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD12, 0},
+ {CS43130_DXD1, 0},
+ {CS43130_HP_LOAD_1, 0},
+};
+
+static struct reg_sequence hp_dis_cal_seq2[] = {
+ {CS43130_HP_LOAD_1, 0x80},
+ {CS43130_HP_LOAD_1, 0},
+};
+
+static struct reg_sequence hp_dc_ch_l_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD19, 0x0A},
+ {CS43130_DXD17, 0x93},
+ {CS43130_DXD18, 0x0A},
+ {CS43130_DXD1, 0},
+ {CS43130_HP_LOAD_1, 0x80},
+ {CS43130_HP_LOAD_1, 0x81},
+};
+
+static struct reg_sequence hp_dc_ch_l_seq2[] = {
+ {CS43130_HP_LOAD_1, 0x80},
+ {CS43130_HP_LOAD_1, 0x81},
+};
+
+static struct reg_sequence hp_dc_ch_r_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD19, 0x8A},
+ {CS43130_DXD17, 0x15},
+ {CS43130_DXD18, 0x06},
+ {CS43130_DXD1, 0},
+ {CS43130_HP_LOAD_1, 0x90},
+ {CS43130_HP_LOAD_1, 0x91},
+};
+
+static struct reg_sequence hp_dc_ch_r_seq2[] = {
+ {CS43130_HP_LOAD_1, 0x90},
+ {CS43130_HP_LOAD_1, 0x91},
+};
+
+static struct reg_sequence hp_ac_ch_l_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD19, 0x0A},
+ {CS43130_DXD17, 0x93},
+ {CS43130_DXD18, 0x0A},
+ {CS43130_DXD1, 0},
+ {CS43130_HP_LOAD_1, 0x80},
+ {CS43130_HP_LOAD_1, 0x82},
+};
+
+static struct reg_sequence hp_ac_ch_l_seq2[] = {
+ {CS43130_HP_LOAD_1, 0x80},
+ {CS43130_HP_LOAD_1, 0x82},
+};
+
+static struct reg_sequence hp_ac_ch_r_seq[] = {
+ {CS43130_DXD1, 0x99},
+ {CS43130_DXD19, 0x8A},
+ {CS43130_DXD17, 0x15},
+ {CS43130_DXD18, 0x06},
+ {CS43130_DXD1, 0},
+ {CS43130_HP_LOAD_1, 0x90},
+ {CS43130_HP_LOAD_1, 0x92},
+};
+
+static struct reg_sequence hp_ac_ch_r_seq2[] = {
+ {CS43130_HP_LOAD_1, 0x90},
+ {CS43130_HP_LOAD_1, 0x92},
+};
+
+static struct reg_sequence hp_cln_seq[] = {
+ {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL},
+ {CS43130_HP_MEAS_LOAD_1, 0},
+ {CS43130_HP_MEAS_LOAD_2, 0},
+};
+
+struct reg_sequences {
+ struct reg_sequence *seq;
+ int size;
+ unsigned int msk;
+};
+
+static struct reg_sequences hpload_seq1[] = {
+ {
+ .seq = hp_en_cal_seq,
+ .size = ARRAY_SIZE(hp_en_cal_seq),
+ .msk = CS43130_HPLOAD_ON_INT,
+ },
+ {
+ .seq = hp_dc_ch_l_seq,
+ .size = ARRAY_SIZE(hp_dc_ch_l_seq),
+ .msk = CS43130_HPLOAD_DC_INT,
+ },
+ {
+ .seq = hp_ac_ch_l_seq,
+ .size = ARRAY_SIZE(hp_ac_ch_l_seq),
+ .msk = CS43130_HPLOAD_AC_INT,
+ },
+ {
+ .seq = hp_dis_cal_seq,
+ .size = ARRAY_SIZE(hp_dis_cal_seq),
+ .msk = CS43130_HPLOAD_OFF_INT,
+ },
+ {
+ .seq = hp_en_cal_seq,
+ .size = ARRAY_SIZE(hp_en_cal_seq),
+ .msk = CS43130_HPLOAD_ON_INT,
+ },
+ {
+ .seq = hp_dc_ch_r_seq,
+ .size = ARRAY_SIZE(hp_dc_ch_r_seq),
+ .msk = CS43130_HPLOAD_DC_INT,
+ },
+ {
+ .seq = hp_ac_ch_r_seq,
+ .size = ARRAY_SIZE(hp_ac_ch_r_seq),
+ .msk = CS43130_HPLOAD_AC_INT,
+ },
+};
+
+static struct reg_sequences hpload_seq2[] = {
+ {
+ .seq = hp_en_cal_seq2,
+ .size = ARRAY_SIZE(hp_en_cal_seq2),
+ .msk = CS43130_HPLOAD_ON_INT,
+ },
+ {
+ .seq = hp_dc_ch_l_seq2,
+ .size = ARRAY_SIZE(hp_dc_ch_l_seq2),
+ .msk = CS43130_HPLOAD_DC_INT,
+ },
+ {
+ .seq = hp_ac_ch_l_seq2,
+ .size = ARRAY_SIZE(hp_ac_ch_l_seq2),
+ .msk = CS43130_HPLOAD_AC_INT,
+ },
+ {
+ .seq = hp_dis_cal_seq2,
+ .size = ARRAY_SIZE(hp_dis_cal_seq2),
+ .msk = CS43130_HPLOAD_OFF_INT,
+ },
+ {
+ .seq = hp_en_cal_seq2,
+ .size = ARRAY_SIZE(hp_en_cal_seq2),
+ .msk = CS43130_HPLOAD_ON_INT,
+ },
+ {
+ .seq = hp_dc_ch_r_seq2,
+ .size = ARRAY_SIZE(hp_dc_ch_r_seq2),
+ .msk = CS43130_HPLOAD_DC_INT,
+ },
+ {
+ .seq = hp_ac_ch_r_seq2,
+ .size = ARRAY_SIZE(hp_ac_ch_r_seq2),
+ .msk = CS43130_HPLOAD_AC_INT,
+ },
+};
+
+static int cs43130_update_hpload(unsigned int msk, int ac_idx,
+ struct cs43130_private *cs43130)
+{
+ bool left_ch = true;
+ unsigned int reg;
+ u32 addr;
+ u16 impedance;
+ struct snd_soc_codec *codec = cs43130->codec;
+
+ if (msk != CS43130_HPLOAD_DC_INT &&
+ msk != CS43130_HPLOAD_AC_INT)
+ return 0;
+
+ regmap_read(cs43130->regmap, CS43130_HP_LOAD_1, ®);
+ if (reg & CS43130_HPLOAD_CHN_SEL)
+ left_ch = false;
+
+ if (msk == CS43130_HPLOAD_DC_INT)
+ addr = CS43130_HP_DC_STAT_1;
+ else
+ addr = CS43130_HP_AC_STAT_1;
+
+ regmap_read(cs43130->regmap, addr, ®);
+ impedance = reg >> 3;
+ regmap_read(cs43130->regmap, addr + 1, ®);
+ impedance |= reg << 5;
+
+ if (msk == CS43130_HPLOAD_DC_INT) {
+ if (left_ch)
+ cs43130->hpload_dc[0] = impedance;
+ else
+ cs43130->hpload_dc[1] = impedance;
+
+ dev_dbg(codec->dev, "HP DC impedance (Ch %u): %u\n", !left_ch,
+ impedance);
+ } else {
+ if (left_ch)
+ cs43130->hpload_ac[ac_idx][0] = impedance;
+ else
+ cs43130->hpload_ac[ac_idx][1] = impedance;
+
+ dev_dbg(codec->dev, "HP AC (%u Hz) impedance (Ch %u): %u\n",
+ cs43130->ac_freq[ac_idx], !left_ch, impedance);
+ }
+
+ return 0;
+}
+
+static int cs43130_hpload_proc(struct cs43130_private *cs43130,
+ struct reg_sequence *seq, int seq_size,
+ unsigned int rslt_msk, int ac_idx)
+{
+ int ret;
+ unsigned int msk;
+ u16 ac_reg_val;
+ struct snd_soc_codec *codec = cs43130->codec;
+
+ reinit_completion(&cs43130->hpload_evt);
+
+ if (rslt_msk == CS43130_HPLOAD_AC_INT) {
+ ac_reg_val = cs43130_get_ac_reg_val(cs43130->ac_freq[ac_idx]);
+ regmap_update_bits(cs43130->regmap, CS43130_HP_LOAD_1,
+ CS43130_HPLOAD_AC_START, 0);
+ regmap_update_bits(cs43130->regmap, CS43130_HP_MEAS_LOAD_1,
+ CS43130_HP_MEAS_LOAD_MASK,
+ ac_reg_val >> CS43130_HP_MEAS_LOAD_1_SHIFT);
+ regmap_update_bits(cs43130->regmap, CS43130_HP_MEAS_LOAD_2,
+ CS43130_HP_MEAS_LOAD_MASK,
+ ac_reg_val >> CS43130_HP_MEAS_LOAD_2_SHIFT);
+ }
+
+ regmap_multi_reg_write(cs43130->regmap, seq,
+ seq_size);
+
+ ret = wait_for_completion_timeout(&cs43130->hpload_evt,
+ msecs_to_jiffies(1000));
+ regmap_read(cs43130->regmap, CS43130_INT_MASK_4, &msk);
+ if (!ret) {
+ dev_err(codec->dev, "Timeout waiting for HPLOAD interrupt\n");
+ return -1;
+ }
+
+ dev_dbg(codec->dev, "HP load stat: %x, INT_MASK_4: %x\n",
+ cs43130->hpload_stat, msk);
+ if ((cs43130->hpload_stat & (CS43130_HPLOAD_NO_DC_INT |
+ CS43130_HPLOAD_UNPLUG_INT |
+ CS43130_HPLOAD_OOR_INT)) ||
+ !(cs43130->hpload_stat & rslt_msk)) {
+ dev_dbg(codec->dev, "HP load measure failed\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+static const struct reg_sequence hv_seq[][2] = {
+ {
+ {CS43130_CLASS_H_CTL, 0x1C},
+ {CS43130_HP_OUT_CTL_1, 0x10},
+ },
+ {
+ {CS43130_CLASS_H_CTL, 0x1E},
+ {CS43130_HP_OUT_CTL_1, 0x20},
+ },
+ {
+ {CS43130_CLASS_H_CTL, 0x1E},
+ {CS43130_HP_OUT_CTL_1, 0x30},
+ },
+};
+
+static int cs43130_set_hv(struct regmap *regmap, u16 hpload_dc,
+ const u16 *dc_threshold)
+{
+ int i;
+
+ for (i = 0; i < CS43130_DC_THRESHOLD; i++) {
+ if (hpload_dc <= dc_threshold[i])
+ break;
+ }
+
+ regmap_multi_reg_write(regmap, hv_seq[i], ARRAY_SIZE(hv_seq[i]));
+
+ return 0;
+}
+
+static void cs43130_imp_meas(struct work_struct *wk)
+{
+ unsigned int reg, seq_size;
+ int i, ret, ac_idx;
+ struct cs43130_private *cs43130;
+ struct snd_soc_codec *codec;
+ struct reg_sequences *hpload_seq;
+
+ cs43130 = container_of(wk, struct cs43130_private, work);
+ codec = cs43130->codec;
+
+ if (!cs43130->mclk)
+ return;
+
+ cs43130->hpload_done = false;
+
+ mutex_lock(&cs43130->clk_mutex);
+ if (!cs43130->clk_req) {
+ /* clk not in use */
+ cs43130_set_pll(codec, 0, 0, cs43130->mclk, CS43130_MCLK_22M);
+ if (cs43130->pll_bypass)
+ cs43130_change_clksrc(codec, CS43130_MCLK_SRC_EXT);
+ else
+ cs43130_change_clksrc(codec, CS43130_MCLK_SRC_PLL);
+ }
+
+ cs43130->clk_req++;
+ mutex_unlock(&cs43130->clk_mutex);
+
+ regmap_read(cs43130->regmap, CS43130_INT_STATUS_4, ®);
+
+ if (cs43130->dev_id == CS43130_CHIP_ID) {
+ hpload_seq = hpload_seq1;
+ seq_size = ARRAY_SIZE(hpload_seq1);
+ } else {
+ /* CS434131 */
+ hpload_seq = hpload_seq2;
+ seq_size = ARRAY_SIZE(hpload_seq2);
+ }
+
+ i = 0;
+ ac_idx = 0;
+ while (i < seq_size) {
+ ret = cs43130_hpload_proc(cs43130, hpload_seq[i].seq,
+ hpload_seq[i].size,
+ hpload_seq[i].msk, ac_idx);
+ if (ret < 0)
+ goto exit;
+
+ cs43130_update_hpload(hpload_seq[i].msk, ac_idx, cs43130);
+
+ if (cs43130->ac_meas &&
+ hpload_seq[i].msk == CS43130_HPLOAD_AC_INT &&
+ ac_idx < CS43130_AC_FREQ - 1) {
+ ac_idx++;
+ } else {
+ ac_idx = 0;
+ i++;
+ }
+ }
+ cs43130->hpload_done = true;
+
+ if (cs43130->hpload_dc[0] >= CS43130_LINEOUT_LOAD)
+ snd_soc_jack_report(&cs43130->jack, CS43130_JACK_LINEOUT,
+ CS43130_JACK_MASK);
+ else
+ snd_soc_jack_report(&cs43130->jack, CS43130_JACK_HEADPHONE,
+ CS43130_JACK_MASK);
+
+ dev_dbg(codec->dev, "Set HP output control. DC threshold\n");
+ for (i = 0; i < CS43130_DC_THRESHOLD; i++)
+ dev_dbg(codec->dev, "DC threshold[%d]: %u.\n", i,
+ cs43130->dc_threshold[i]);
+
+ cs43130_set_hv(cs43130->regmap, cs43130->hpload_dc[0],
+ cs43130->dc_threshold);
+
+exit:
+ if (cs43130->dev_id == CS43130_CHIP_ID)
+ cs43130_hpload_proc(cs43130, hp_dis_cal_seq,
+ ARRAY_SIZE(hp_dis_cal_seq),
+ CS43130_HPLOAD_OFF_INT, ac_idx);
+ else
+ /* CS434131 */
+ cs43130_hpload_proc(cs43130, hp_dis_cal_seq2,
+ ARRAY_SIZE(hp_dis_cal_seq2),
+ CS43130_HPLOAD_OFF_INT, ac_idx);
+
+ regmap_multi_reg_write(cs43130->regmap, hp_cln_seq,
+ ARRAY_SIZE(hp_cln_seq));
+
+ mutex_lock(&cs43130->clk_mutex);
+ cs43130->clk_req--;
+ /* clk not in use */
+ if (!cs43130->clk_req)
+ cs43130_change_clksrc(codec, CS43130_MCLK_SRC_RCO);
+ mutex_unlock(&cs43130->clk_mutex);
+}
+
+static irqreturn_t cs43130_irq_thread(int irq, void *data)
+{
+ struct cs43130_private *cs43130 = (struct cs43130_private *)data;
+ struct snd_soc_codec *codec = cs43130->codec;
+ unsigned int stickies[CS43130_NUM_INT];
+ unsigned int irq_occurrance = 0;
+ unsigned int masks[CS43130_NUM_INT];
+ int i, j;
+
+ for (i = 0; i < ARRAY_SIZE(stickies); i++) {
+ regmap_read(cs43130->regmap, CS43130_INT_STATUS_1 + i,
+ &stickies[i]);
+ regmap_read(cs43130->regmap, CS43130_INT_MASK_1 + i,
+ &masks[i]);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(stickies); i++) {
+ stickies[i] = stickies[i] & (~masks[i]);
+ for (j = 0; j < 8; j++)
+ irq_occurrance += (stickies[i] >> j) & 1;
+ }
+ dev_dbg(codec->dev, "number of interrupts occurred (%u)\n",
+ irq_occurrance);
+
+ if (!irq_occurrance)
+ return IRQ_NONE;
+
+ if (stickies[0] & CS43130_XTAL_RDY_INT) {
+ complete(&cs43130->xtal_rdy);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[0] & CS43130_PLL_RDY_INT) {
+ complete(&cs43130->pll_rdy);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[3] & CS43130_HPLOAD_NO_DC_INT) {
+ cs43130->hpload_stat = stickies[3];
+ dev_err(codec->dev,
+ "DC load has not completed before AC load (%x)\n",
+ cs43130->hpload_stat);
+ complete(&cs43130->hpload_evt);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[3] & CS43130_HPLOAD_UNPLUG_INT) {
+ cs43130->hpload_stat = stickies[3];
+ dev_err(codec->dev, "HP unplugged during measurement (%x)\n",
+ cs43130->hpload_stat);
+ complete(&cs43130->hpload_evt);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[3] & CS43130_HPLOAD_OOR_INT) {
+ cs43130->hpload_stat = stickies[3];
+ dev_err(codec->dev, "HP load out of range (%x)\n",
+ cs43130->hpload_stat);
+ complete(&cs43130->hpload_evt);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[3] & CS43130_HPLOAD_AC_INT) {
+ cs43130->hpload_stat = stickies[3];
+ dev_dbg(codec->dev, "HP AC load measurement done (%x)\n",
+ cs43130->hpload_stat);
+ complete(&cs43130->hpload_evt);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[3] & CS43130_HPLOAD_DC_INT) {
+ cs43130->hpload_stat = stickies[3];
+ dev_dbg(codec->dev, "HP DC load measurement done (%x)\n",
+ cs43130->hpload_stat);
+ complete(&cs43130->hpload_evt);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[3] & CS43130_HPLOAD_ON_INT) {
+ cs43130->hpload_stat = stickies[3];
+ dev_dbg(codec->dev, "HP load state machine on done (%x)\n",
+ cs43130->hpload_stat);
+ complete(&cs43130->hpload_evt);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[3] & CS43130_HPLOAD_OFF_INT) {
+ cs43130->hpload_stat = stickies[3];
+ dev_dbg(codec->dev, "HP load state machine off done (%x)\n",
+ cs43130->hpload_stat);
+ complete(&cs43130->hpload_evt);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[0] & CS43130_XTAL_ERR_INT) {
+ dev_err(codec->dev, "Crystal err: clock is not running\n");
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[0] & CS43130_HP_UNPLUG_INT) {
+ dev_dbg(codec->dev, "HP unplugged\n");
+ cs43130->hpload_done = false;
+ snd_soc_jack_report(&cs43130->jack, 0, CS43130_JACK_MASK);
+ return IRQ_HANDLED;
+ }
+
+ if (stickies[0] & CS43130_HP_PLUG_INT) {
+ if (cs43130->dc_meas && !cs43130->hpload_done &&
+ !work_busy(&cs43130->work)) {
+ dev_dbg(codec->dev, "HP load queue work\n");
+ queue_work(cs43130->wq, &cs43130->work);
+ }
+
+ snd_soc_jack_report(&cs43130->jack, SND_JACK_MECHANICAL,
+ CS43130_JACK_MASK);
+ return IRQ_HANDLED;
+ }
+
+ return IRQ_NONE;
+}
+
+static int cs43130_probe(struct snd_soc_codec *codec)
+{
+ int ret;
+ struct cs43130_private *cs43130 = snd_soc_codec_get_drvdata(codec);
+ struct snd_soc_card *card = codec->component.card;
+ unsigned int reg;
+
+ cs43130->codec = codec;
+
+ if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) {
+ regmap_update_bits(cs43130->regmap, CS43130_CRYSTAL_SET,
+ CS43130_XTAL_IBIAS_MASK,
+ cs43130->xtal_ibias);
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_XTAL_ERR_INT, 0);
+ }
+
+ if (!cs43130->idle_bias_off) {
+ ret = snd_soc_card_jack_new(card, "Headphone",
+ CS43130_JACK_MASK,
+ &cs43130->jack, NULL, 0);
+ if (ret < 0) {
+ dev_err(codec->dev, "Cannot create jack\n");
+ return ret;
+ }
+
+ cs43130->hpload_done = false;
+ if (cs43130->dc_meas) {
+ ret = device_create_file(codec->dev, &dev_attr_hpload);
+ if (ret < 0) {
+ dev_err(codec->dev,
+ "Cannot create HP load file\n");
+ return ret;
+ }
+
+ cs43130->wq =
+ create_singlethread_workqueue("cs43130_hp");
+ INIT_WORK(&cs43130->work, cs43130_imp_meas);
+ }
+
+ regmap_read(cs43130->regmap, CS43130_INT_STATUS_1, ®);
+ regmap_read(cs43130->regmap, CS43130_HP_STATUS, ®);
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_HP_PLUG_INT |
+ CS43130_HP_UNPLUG_INT, 0);
+ regmap_update_bits(cs43130->regmap, CS43130_HP_DETECT,
+ CS43130_HP_DETECT_CTRL_MASK, 0);
+ regmap_update_bits(cs43130->regmap, CS43130_HP_DETECT,
+ CS43130_HP_DETECT_CTRL_MASK,
+ CS43130_HP_DETECT_CTRL_MASK);
+ }
+
+ return 0;
+}
+
+static struct snd_soc_codec_driver soc_codec_dev_cs43130 = {
+ .probe = cs43130_probe,
+ .component_driver = {
+ .controls = cs43130_snd_controls,
+ .num_controls = ARRAY_SIZE(cs43130_snd_controls),
+ },
+ .set_sysclk = cs43130_codec_set_sysclk,
+ .set_pll = cs43130_set_pll,
+};
+
+static const struct regmap_config cs43130_regmap = {
+ .reg_bits = 24,
+ .pad_bits = 8,
+ .val_bits = 8,
+
+ .max_register = CS43130_LASTREG,
+ .reg_defaults = cs43130_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(cs43130_reg_defaults),
+ .readable_reg = cs43130_readable_register,
+ .precious_reg = cs43130_precious_register,
+ .volatile_reg = cs43130_volatile_register,
+ .cache_type = REGCACHE_RBTREE,
+ .use_single_rw = true, /* needed for regcache_sync */
+};
+
+static u16 const cs43130_ac_freq[CS43130_AC_FREQ] = {
+ 24,
+ 43,
+ 93,
+ 200,
+ 431,
+ 928,
+ 2000,
+ 4309,
+ 9283,
+ 20000,
+};
+
+static u16 const cs43130_dc_threshold[CS43130_DC_THRESHOLD] = {
+ 50,
+ 120,
+};
+
+static int cs43130_handle_device_data(struct i2c_client *i2c_client,
+ struct cs43130_private *cs43130)
+{
+ struct device_node *np = i2c_client->dev.of_node;
+ unsigned int val;
+ int i;
+
+ if (of_property_read_u32(np, "cirrus,xtal-ibias", &val) < 0) {
+ /* Crystal is unused. System clock is used for external MCLK */
+ cs43130->xtal_ibias = CS43130_XTAL_UNUSED;
+ return 0;
+ }
+
+ switch (val) {
+ case 1:
+ cs43130->xtal_ibias = CS43130_XTAL_IBIAS_7_5UA;
+ break;
+ case 2:
+ cs43130->xtal_ibias = CS43130_XTAL_IBIAS_12_5UA;
+ break;
+ case 3:
+ cs43130->xtal_ibias = CS43130_XTAL_IBIAS_15UA;
+ break;
+ default:
+ dev_err(&i2c_client->dev,
+ "Invalid cirrus,xtal-ibias value: %d\n", val);
+ return -EINVAL;
+ }
+
+ cs43130->dc_meas = of_property_read_bool(np, "cirrus,dc-measure");
+ cs43130->ac_meas = of_property_read_bool(np, "cirrus,ac-measure");
+
+ if (of_property_read_u16_array(np, "cirrus,ac-freq", cs43130->ac_freq,
+ CS43130_AC_FREQ) < 0) {
+ for (i = 0; i < CS43130_AC_FREQ; i++)
+ cs43130->ac_freq[i] = cs43130_ac_freq[i];
+ }
+
+ if (of_property_read_u16_array(np, "cirrus,dc-threshold",
+ cs43130->dc_threshold,
+ CS43130_DC_THRESHOLD) < 0) {
+ for (i = 0; i < CS43130_DC_THRESHOLD; i++)
+ cs43130->dc_threshold[i] = cs43130_dc_threshold[i];
+ }
+
+ cs43130->idle_bias_off = of_property_read_bool(np,
+ "cirrus,idle-bias-off");
+
+ return 0;
+}
+
+static int cs43130_i2c_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct cs43130_private *cs43130;
+ int ret;
+ unsigned int devid = 0;
+ unsigned int reg;
+ int i;
+
+ cs43130 = devm_kzalloc(&client->dev, sizeof(*cs43130), GFP_KERNEL);
+ if (!cs43130)
+ return -ENOMEM;
+
+ i2c_set_clientdata(client, cs43130);
+
+ cs43130->regmap = devm_regmap_init_i2c(client, &cs43130_regmap);
+ if (IS_ERR(cs43130->regmap)) {
+ ret = PTR_ERR(cs43130->regmap);
+ return ret;
+ }
+
+ if (client->dev.of_node) {
+ ret = cs43130_handle_device_data(client, cs43130);
+ if (ret != 0)
+ return ret;
+ }
+ for (i = 0; i < ARRAY_SIZE(cs43130->supplies); i++)
+ cs43130->supplies[i].supply = cs43130_supply_names[i];
+
+ ret = devm_regulator_bulk_get(&client->dev,
+ ARRAY_SIZE(cs43130->supplies),
+ cs43130->supplies);
+ if (ret != 0) {
+ dev_err(&client->dev, "Failed to request supplies: %d\n", ret);
+ return ret;
+ }
+ ret = regulator_bulk_enable(ARRAY_SIZE(cs43130->supplies),
+ cs43130->supplies);
+ if (ret != 0) {
+ dev_err(&client->dev, "Failed to enable supplies: %d\n", ret);
+ return ret;
+ }
+
+ cs43130->reset_gpio = devm_gpiod_get_optional(&client->dev,
+ "reset", GPIOD_OUT_LOW);
+ if (IS_ERR(cs43130->reset_gpio))
+ return PTR_ERR(cs43130->reset_gpio);
+
+ gpiod_set_value_cansleep(cs43130->reset_gpio, 1);
+
+ usleep_range(2000, 2050);
+
+ ret = regmap_read(cs43130->regmap, CS43130_DEVID_AB, ®);
+
+ devid = (reg & 0xFF) << 12;
+ ret = regmap_read(cs43130->regmap, CS43130_DEVID_CD, ®);
+ devid |= (reg & 0xFF) << 4;
+ ret = regmap_read(cs43130->regmap, CS43130_DEVID_E, ®);
+ devid |= (reg & 0xF0) >> 4;
+
+ switch (devid) {
+ case CS43130_CHIP_ID:
+ case CS4399_CHIP_ID:
+ case CS43131_CHIP_ID:
+ case CS43198_CHIP_ID:
+ break;
+ default:
+ dev_err(&client->dev,
+ "CS43130 Device ID %X. Expected ID %X, %X, %X or %X\n",
+ devid, CS43130_CHIP_ID, CS4399_CHIP_ID,
+ CS43131_CHIP_ID, CS43198_CHIP_ID);
+ ret = -ENODEV;
+ goto err;
+ }
+
+ cs43130->dev_id = devid;
+ ret = regmap_read(cs43130->regmap, CS43130_REV_ID, ®);
+ if (ret < 0) {
+ dev_err(&client->dev, "Get Revision ID failed\n");
+ goto err;
+ }
+
+ dev_info(&client->dev,
+ "Cirrus Logic CS43130 (%x), Revision: %02X\n", devid,
+ reg & 0xFF);
+
+ mutex_init(&cs43130->clk_mutex);
+
+ init_completion(&cs43130->xtal_rdy);
+ init_completion(&cs43130->pll_rdy);
+ init_completion(&cs43130->hpload_evt);
+
+ ret = devm_request_threaded_irq(&client->dev, client->irq,
+ NULL, cs43130_irq_thread,
+ IRQF_ONESHOT | IRQF_TRIGGER_LOW,
+ "cs43130", cs43130);
+ if (ret != 0) {
+ dev_err(&client->dev, "Failed to request IRQ: %d\n", ret);
+ return ret;
+ }
+
+ cs43130->mclk_int_src = CS43130_MCLK_SRC_RCO;
+
+ soc_codec_dev_cs43130.idle_bias_off = cs43130->idle_bias_off;
+
+ if (cs43130->idle_bias_off) {
+ pm_runtime_set_autosuspend_delay(&client->dev, 100);
+ pm_runtime_use_autosuspend(&client->dev);
+ pm_runtime_set_active(&client->dev);
+ pm_runtime_enable(&client->dev);
+ }
+
+ if (cs43130->dev_id == CS43130_CHIP_ID ||
+ cs43130->dev_id == CS43131_CHIP_ID) {
+ memcpy(all_hp_widgets, digital_hp_widgets,
+ sizeof(digital_hp_widgets));
+ memcpy(all_hp_widgets + ARRAY_SIZE(digital_hp_widgets),
+ analog_hp_widgets, sizeof(analog_hp_widgets));
+ memcpy(all_hp_routes, digital_hp_routes,
+ sizeof(digital_hp_routes));
+ memcpy(all_hp_routes + ARRAY_SIZE(digital_hp_routes),
+ analog_hp_routes, sizeof(analog_hp_routes));
+
+ soc_codec_dev_cs43130.component_driver.dapm_widgets =
+ all_hp_widgets;
+ soc_codec_dev_cs43130.component_driver.num_dapm_widgets =
+ ARRAY_SIZE(all_hp_widgets);
+ soc_codec_dev_cs43130.component_driver.dapm_routes =
+ all_hp_routes;
+ soc_codec_dev_cs43130.component_driver.num_dapm_routes =
+ ARRAY_SIZE(all_hp_routes);
+ } else {
+ /* CS43198 or CS4399 */
+ soc_codec_dev_cs43130.component_driver.dapm_widgets =
+ digital_hp_widgets;
+ soc_codec_dev_cs43130.component_driver.num_dapm_widgets =
+ ARRAY_SIZE(digital_hp_widgets);
+ soc_codec_dev_cs43130.component_driver.dapm_routes =
+ digital_hp_routes;
+ soc_codec_dev_cs43130.component_driver.num_dapm_routes =
+ ARRAY_SIZE(digital_hp_routes);
+ }
+ ret = snd_soc_register_codec(&client->dev, &soc_codec_dev_cs43130,
+ cs43130_dai, ARRAY_SIZE(cs43130_dai));
+
+ if (ret < 0) {
+ dev_err(&client->dev,
+ "snd_soc_register_codec failed with ret = %d\n", ret);
+ goto err;
+ }
+
+ regmap_update_bits(cs43130->regmap, CS43130_PAD_INT_CFG,
+ CS43130_ASP_3ST_MASK, 0);
+ regmap_update_bits(cs43130->regmap, CS43130_PAD_INT_CFG,
+ CS43130_XSP_3ST_MASK, 0);
+
+ return 0;
+err:
+ return ret;
+}
+
+static int cs43130_i2c_remove(struct i2c_client *client)
+{
+ struct cs43130_private *cs43130 = i2c_get_clientdata(client);
+
+ if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED)
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_XTAL_ERR_INT,
+ 1 << CS43130_XTAL_ERR_INT_SHIFT);
+
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_HP_PLUG_INT | CS43130_HP_UNPLUG_INT,
+ CS43130_HP_PLUG_INT | CS43130_HP_UNPLUG_INT);
+
+ if (cs43130->dc_meas && !cs43130->idle_bias_off) {
+ cancel_work_sync(&cs43130->work);
+ flush_workqueue(cs43130->wq);
+
+ device_remove_file(&client->dev, &dev_attr_hpload);
+ }
+
+ if (cs43130->reset_gpio)
+ gpiod_set_value_cansleep(cs43130->reset_gpio, 0);
+
+ pm_runtime_disable(&client->dev);
+ regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies);
+
+ snd_soc_unregister_codec(&client->dev);
+
+ return 0;
+}
+
+static int cs43130_runtime_suspend(struct device *dev)
+{
+ struct cs43130_private *cs43130 = dev_get_drvdata(dev);
+
+ if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED)
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_XTAL_ERR_INT,
+ 1 << CS43130_XTAL_ERR_INT_SHIFT);
+
+ regcache_cache_only(cs43130->regmap, true);
+ regcache_mark_dirty(cs43130->regmap);
+
+ gpiod_set_value_cansleep(cs43130->reset_gpio, 0);
+
+ regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies);
+
+ return 0;
+}
+
+static int cs43130_runtime_resume(struct device *dev)
+{
+ struct cs43130_private *cs43130 = dev_get_drvdata(dev);
+ int ret;
+
+ ret = regulator_bulk_enable(CS43130_NUM_SUPPLIES, cs43130->supplies);
+ if (ret != 0) {
+ dev_err(dev, "Failed to enable supplies: %d\n", ret);
+ return ret;
+ }
+
+ regcache_cache_only(cs43130->regmap, false);
+
+ gpiod_set_value_cansleep(cs43130->reset_gpio, 1);
+
+ usleep_range(2000, 2050);
+
+ ret = regcache_sync(cs43130->regmap);
+ if (ret != 0) {
+ dev_err(dev, "Failed to restore register cache\n");
+ goto err;
+ }
+
+ if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED)
+ regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1,
+ CS43130_XTAL_ERR_INT, 0);
+
+ return 0;
+err:
+ regcache_cache_only(cs43130->regmap, true);
+ regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies);
+
+ return ret;
+}
+
+static const struct dev_pm_ops cs43130_runtime_pm = {
+ SET_RUNTIME_PM_OPS(cs43130_runtime_suspend, cs43130_runtime_resume,
+ NULL)
+};
+
+static const struct of_device_id cs43130_of_match[] = {
+ {.compatible = "cirrus,cs43130",},
+ {},
+};
+
+MODULE_DEVICE_TABLE(of, cs43130_of_match);
+
+static const struct i2c_device_id cs43130_i2c_id[] = {
+ {"cs43130", 0},
+ {}
+};
+
+MODULE_DEVICE_TABLE(i2c, cs43130_i2c_id);
+
+static struct i2c_driver cs43130_i2c_driver = {
+ .driver = {
+ .name = "cs43130",
+ .of_match_table = cs43130_of_match,
+ .pm = &cs43130_runtime_pm,
+ },
+ .id_table = cs43130_i2c_id,
+ .probe = cs43130_i2c_probe,
+ .remove = cs43130_i2c_remove,
+};
+
+module_i2c_driver(cs43130_i2c_driver);
+
+MODULE_AUTHOR("Li Xu <li.xu@xxxxxxxxxx>");
+MODULE_DESCRIPTION("Cirrus Logic CS43130 ALSA SoC Codec Driver");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/cs43130.h b/sound/soc/codecs/cs43130.h
new file mode 100644
index 0000000..5e7a852
--- /dev/null
+++ b/sound/soc/codecs/cs43130.h
@@ -0,0 +1,545 @@
+/*
+ * ALSA SoC CS43130 codec driver
+ *
+ * Copyright 2016 Cirrus Logic, Inc.
+ *
+ * Author: Li Xu <li.xu@xxxxxxxxxx>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ */
+
+#ifndef __CS43130_H__
+#define __CS43130_H__
+
+/* CS43130 registers addresses */
+/* all reg address is shifted by a byte for control byte to be LSB */
+#define CS43130_FIRSTREG 0x010000
+#define CS43130_LASTREG 0x190000
+#define CS43130_CHIP_ID 0x00043130
+#define CS4399_CHIP_ID 0x00043990
+#define CS43131_CHIP_ID 0x00043131
+#define CS43198_CHIP_ID 0x00043198
+#define CS43130_DEVID_AB 0x010000 /* Device ID A & B [RO] */
+#define CS43130_DEVID_CD 0x010001 /* Device ID C & D [RO] */
+#define CS43130_DEVID_E 0x010002 /* Device ID E [RO] */
+#define CS43130_FAB_ID 0x010003 /* Fab ID [RO] */
+#define CS43130_REV_ID 0x010004 /* Revision ID [RO] */
+#define CS43130_SUBREV_ID 0x010005 /* Subrevision ID */
+#define CS43130_SYS_CLK_CTL_1 0x010006 /* System Clocking Ctl 1 */
+#define CS43130_SP_SRATE 0x01000B /* Serial Port Sample Rate */
+#define CS43130_SP_BITSIZE 0x01000C /* Serial Port Bit Size */
+#define CS43130_PAD_INT_CFG 0x01000D /* Pad Interface Config */
+#define CS43130_DXD1 0x010010 /* DXD1 */
+#define CS43130_DXD7 0x010025 /* DXD7 */
+#define CS43130_DXD19 0x010026 /* DXD19 */
+#define CS43130_DXD17 0x010027 /* DXD17 */
+#define CS43130_DXD18 0x010028 /* DXD18 */
+#define CS43130_DXD12 0x01002C /* DXD12 */
+#define CS43130_DXD8 0x01002E /* DXD8 */
+#define CS43130_PWDN_CTL 0x020000 /* Power Down Ctl */
+#define CS43130_DXD2 0x020019 /* DXD2 */
+#define CS43130_CRYSTAL_SET 0x020052 /* Crystal Setting */
+#define CS43130_PLL_SET_1 0x030001 /* PLL Setting 1 */
+#define CS43130_PLL_SET_2 0x030002 /* PLL Setting 2 */
+#define CS43130_PLL_SET_3 0x030003 /* PLL Setting 3 */
+#define CS43130_PLL_SET_4 0x030004 /* PLL Setting 4 */
+#define CS43130_PLL_SET_5 0x030005 /* PLL Setting 5 */
+#define CS43130_PLL_SET_6 0x030008 /* PLL Setting 6 */
+#define CS43130_PLL_SET_7 0x03000A /* PLL Setting 7 */
+#define CS43130_PLL_SET_8 0x03001B /* PLL Setting 8 */
+#define CS43130_PLL_SET_9 0x040002 /* PLL Setting 9 */
+#define CS43130_PLL_SET_10 0x040003 /* PLL Setting 10 */
+#define CS43130_CLKOUT_CTL 0x040004 /* CLKOUT Ctl */
+#define CS43130_ASP_NUM_1 0x040010 /* ASP Numerator 1 */
+#define CS43130_ASP_NUM_2 0x040011 /* ASP Numerator 2 */
+#define CS43130_ASP_DEN_1 0x040012 /* ASP Denominator 1 */
+#define CS43130_ASP_DEN_2 0x040013 /* ASP Denominator 2 */
+#define CS43130_ASP_LRCK_HI_TIME_1 0x040014 /* ASP LRCK High Time 1 */
+#define CS43130_ASP_LRCK_HI_TIME_2 0x040015 /* ASP LRCK High Time 2 */
+#define CS43130_ASP_LRCK_PERIOD_1 0x040016 /* ASP LRCK Period 1 */
+#define CS43130_ASP_LRCK_PERIOD_2 0x040017 /* ASP LRCK Period 2 */
+#define CS43130_ASP_CLOCK_CONF 0x040018 /* ASP Clock Config */
+#define CS43130_ASP_FRAME_CONF 0x040019 /* ASP Frame Config */
+#define CS43130_XSP_NUM_1 0x040020 /* XSP Numerator 1 */
+#define CS43130_XSP_NUM_2 0x040021 /* XSP Numerator 2 */
+#define CS43130_XSP_DEN_1 0x040022 /* XSP Denominator 1 */
+#define CS43130_XSP_DEN_2 0x040023 /* XSP Denominator 2 */
+#define CS43130_XSP_LRCK_HI_TIME_1 0x040024 /* XSP LRCK High Time 1 */
+#define CS43130_XSP_LRCK_HI_TIME_2 0x040025 /* XSP LRCK High Time 2 */
+#define CS43130_XSP_LRCK_PERIOD_1 0x040026 /* XSP LRCK Period 1 */
+#define CS43130_XSP_LRCK_PERIOD_2 0x040027 /* XSP LRCK Period 2 */
+#define CS43130_XSP_CLOCK_CONF 0x040028 /* XSP Clock Config */
+#define CS43130_XSP_FRAME_CONF 0x040029 /* XSP Frame Config */
+#define CS43130_ASP_CH_1_LOC 0x050000 /* ASP Chan 1 Location */
+#define CS43130_ASP_CH_2_LOC 0x050001 /* ASP Chan 2 Location */
+#define CS43130_ASP_CH_1_SZ_EN 0x05000A /* ASP Chan 1 Size, Enable */
+#define CS43130_ASP_CH_2_SZ_EN 0x05000B /* ASP Chan 2 Size, Enable */
+#define CS43130_XSP_CH_1_LOC 0x060000 /* XSP Chan 1 Location */
+#define CS43130_XSP_CH_2_LOC 0x060001 /* XSP Chan 2 Location */
+#define CS43130_XSP_CH_1_SZ_EN 0x06000A /* XSP Chan 1 Size, Enable */
+#define CS43130_XSP_CH_2_SZ_EN 0x06000B /* XSP Chan 2 Size, Enable */
+#define CS43130_DSD_VOL_B 0x070000 /* DSD Volume B */
+#define CS43130_DSD_VOL_A 0x070001 /* DSD Volume A */
+#define CS43130_DSD_PATH_CTL_1 0x070002 /* DSD Proc Path Sig Ctl 1 */
+#define CS43130_DSD_INT_CFG 0x070003 /* DSD Interface Config */
+#define CS43130_DSD_PATH_CTL_2 0x070004 /* DSD Proc Path Sig Ctl 2 */
+#define CS43130_DSD_PCM_MIX_CTL 0x070005 /* DSD and PCM Mixing Ctl */
+#define CS43130_DSD_PATH_CTL_3 0x070006 /* DSD Proc Path Sig Ctl 3 */
+#define CS43130_HP_OUT_CTL_1 0x080000 /* HP Output Ctl 1 */
+#define CS43130_DXD16 0x080024 /* DXD16 */
+#define CS43130_DXD13 0x080032 /* DXD13 */
+#define CS43130_PCM_FILT_OPT 0x090000 /* PCM Filter Option */
+#define CS43130_PCM_VOL_B 0x090001 /* PCM Volume B */
+#define CS43130_PCM_VOL_A 0x090002 /* PCM Volume A */
+#define CS43130_PCM_PATH_CTL_1 0x090003 /* PCM Path Signal Ctl 1 */
+#define CS43130_PCM_PATH_CTL_2 0x090004 /* PCM Path Signal Ctl 2 */
+#define CS43130_DXD6 0x090097 /* DXD6 */
+#define CS43130_CLASS_H_CTL 0x0B0000 /* Class H Ctl */
+#define CS43130_DXD15 0x0B0005 /* DXD15 */
+#define CS43130_DXD14 0x0B0006 /* DXD14 */
+#define CS43130_DXD3 0x0C0002 /* DXD3 */
+#define CS43130_DXD10 0x0C0003 /* DXD10 */
+#define CS43130_DXD11 0x0C0005 /* DXD11 */
+#define CS43130_DXD9 0x0C0006 /* DXD9 */
+#define CS43130_DXD4 0x0C0009 /* DXD4 */
+#define CS43130_DXD5 0x0C000E /* DXD5 */
+#define CS43130_HP_DETECT 0x0D0000 /* HP Detect */
+#define CS43130_HP_STATUS 0x0D0001 /* HP Status [RO] */
+#define CS43130_HP_LOAD_1 0x0E0000 /* HP Load 1 */
+#define CS43130_HP_MEAS_LOAD_1 0x0E0003 /* HP Load Measurement 1 */
+#define CS43130_HP_MEAS_LOAD_2 0x0E0004 /* HP Load Measurement 2 */
+#define CS43130_HP_DC_STAT_1 0x0E000D /* HP DC Load Status 0 [RO] */
+#define CS43130_HP_DC_STAT_2 0x0E000E /* HP DC Load Status 1 [RO] */
+#define CS43130_HP_AC_STAT_1 0x0E0010 /* HP AC Load Status 0 [RO] */
+#define CS43130_HP_AC_STAT_2 0x0E0011 /* HP AC Load Status 1 [RO] */
+#define CS43130_HP_LOAD_STAT 0x0E001A /* HP Load Status [RO] */
+#define CS43130_INT_STATUS_1 0x0F0000 /* Interrupt Status 1 */
+#define CS43130_INT_STATUS_2 0x0F0001 /* Interrupt Status 2 */
+#define CS43130_INT_STATUS_3 0x0F0002 /* Interrupt Status 3 */
+#define CS43130_INT_STATUS_4 0x0F0003 /* Interrupt Status 4 */
+#define CS43130_INT_STATUS_5 0x0F0004 /* Interrupt Status 5 */
+#define CS43130_INT_MASK_1 0x0F0010 /* Interrupt Mask 1 */
+#define CS43130_INT_MASK_2 0x0F0011 /* Interrupt Mask 2 */
+#define CS43130_INT_MASK_3 0x0F0012 /* Interrupt Mask 3 */
+#define CS43130_INT_MASK_4 0x0F0013 /* Interrupt Mask 4 */
+#define CS43130_INT_MASK_5 0x0F0014 /* Interrupt Mask 5 */
+
+#define CS43130_MCLK_SRC_SEL_MASK 0x03
+#define CS43130_MCLK_SRC_SEL_SHIFT 0
+#define CS43130_MCLK_INT_MASK 0x04
+#define CS43130_MCLK_INT_SHIFT 2
+#define CS43130_CH_BITSIZE_MASK 0x03
+#define CS43130_CH_EN_MASK 0x04
+#define CS43130_CH_EN_SHIFT 2
+#define CS43130_ASP_BITSIZE_MASK 0x03
+#define CS43130_XSP_BITSIZE_MASK 0x0C
+#define CS43130_XSP_BITSIZE_SHIFT 2
+#define CS43130_SP_BITSIZE_ASP_SHIFT 0
+#define CS43130_HP_DETECT_CTRL_SHIFT 6
+#define CS43130_HP_DETECT_CTRL_MASK (0x03 << CS43130_HP_DETECT_CTRL_SHIFT)
+#define CS43130_HP_DETECT_INV_SHIFT 5
+#define CS43130_HP_DETECT_INV_MASK (1 << CS43130_HP_DETECT_INV_SHIFT)
+
+/* CS43130_INT_MASK_1 */
+#define CS43130_HP_PLUG_INT_SHIFT 6
+#define CS43130_HP_PLUG_INT (1 << CS43130_HP_PLUG_INT_SHIFT)
+#define CS43130_HP_UNPLUG_INT_SHIFT 5
+#define CS43130_HP_UNPLUG_INT (1 << CS43130_HP_UNPLUG_INT_SHIFT)
+#define CS43130_XTAL_RDY_INT_SHIFT 4
+#define CS43130_XTAL_RDY_INT_MASK 0x10
+#define CS43130_XTAL_RDY_INT (1 << CS43130_XTAL_RDY_INT_SHIFT)
+#define CS43130_XTAL_ERR_INT_SHIFT 3
+#define CS43130_XTAL_ERR_INT (1 << CS43130_XTAL_ERR_INT_SHIFT)
+#define CS43130_PLL_RDY_INT_MASK 0x04
+#define CS43130_PLL_RDY_INT_SHIFT 2
+#define CS43130_PLL_RDY_INT (1 << CS43130_PLL_RDY_INT_SHIFT)
+
+/* CS43130_INT_MASK_4 */
+#define CS43130_INT_MASK_ALL 0xFF
+#define CS43130_HPLOAD_NO_DC_INT_SHIFT 7
+#define CS43130_HPLOAD_NO_DC_INT (1 << CS43130_HPLOAD_NO_DC_INT_SHIFT)
+#define CS43130_HPLOAD_UNPLUG_INT_SHIFT 6
+#define CS43130_HPLOAD_UNPLUG_INT (1 << CS43130_HPLOAD_UNPLUG_INT_SHIFT)
+#define CS43130_HPLOAD_OOR_INT_SHIFT 4
+#define CS43130_HPLOAD_OOR_INT (1 << CS43130_HPLOAD_OOR_INT_SHIFT)
+#define CS43130_HPLOAD_AC_INT_SHIFT 3
+#define CS43130_HPLOAD_AC_INT (1 << CS43130_HPLOAD_AC_INT_SHIFT)
+#define CS43130_HPLOAD_DC_INT_SHIFT 2
+#define CS43130_HPLOAD_DC_INT (1 << CS43130_HPLOAD_DC_INT_SHIFT)
+#define CS43130_HPLOAD_OFF_INT_SHIFT 1
+#define CS43130_HPLOAD_OFF_INT (1 << CS43130_HPLOAD_OFF_INT_SHIFT)
+#define CS43130_HPLOAD_ON_INT 1
+
+/* CS43130_HP_LOAD_1 */
+#define CS43130_HPLOAD_EN_SHIFT 7
+#define CS43130_HPLOAD_EN (1 << CS43130_HPLOAD_EN_SHIFT)
+#define CS43130_HPLOAD_CHN_SEL_SHIFT 4
+#define CS43130_HPLOAD_CHN_SEL (1 << CS43130_HPLOAD_CHN_SEL_SHIFT)
+#define CS43130_HPLOAD_AC_START_SHIFT 1
+#define CS43130_HPLOAD_AC_START (1 << CS43130_HPLOAD_AC_START_SHIFT)
+#define CS43130_HPLOAD_DC_START 1
+
+/* Reg CS43130_SP_BITSIZE */
+#define CS43130_SP_BIT_SIZE_8 0x03
+#define CS43130_SP_BIT_SIZE_16 0x02
+#define CS43130_SP_BIT_SIZE_24 0x01
+#define CS43130_SP_BIT_SIZE_32 0x00
+
+/* Reg CS43130_SP_CH_SZ_EN */
+#define CS43130_CH_BIT_SIZE_8 0x00
+#define CS43130_CH_BIT_SIZE_16 0x01
+#define CS43130_CH_BIT_SIZE_24 0x02
+#define CS43130_CH_BIT_SIZE_32 0x03
+
+/* PLL */
+#define CS43130_PLL_START_MASK 0x01
+#define CS43130_PLL_MODE_MASK 0x02
+#define CS43130_PLL_MODE_SHIFT 1
+
+#define CS43130_PLL_REF_PREDIV_MASK 0x3
+
+#define CS43130_SP_STP_MASK 0x10
+#define CS43130_SP_STP_SHIFT 4
+#define CS43130_SP_5050_MASK 0x08
+#define CS43130_SP_5050_SHIFT 3
+#define CS43130_SP_FSD_MASK 0x07
+
+#define CS43130_SP_MODE_MASK 0x10
+#define CS43130_SP_MODE_SHIFT 4
+#define CS43130_SP_SCPOL_OUT_MASK 0x08
+#define CS43130_SP_SCPOL_OUT_SHIFT 3
+#define CS43130_SP_SCPOL_IN_MASK 0x04
+#define CS43130_SP_SCPOL_IN_SHIFT 2
+#define CS43130_SP_LCPOL_OUT_MASK 0x02
+#define CS43130_SP_LCPOL_OUT_SHIFT 1
+#define CS43130_SP_LCPOL_IN_MASK 0x01
+#define CS43130_SP_LCPOL_IN_SHIFT 0
+
+/* Reg CS43130_PWDN_CTL */
+#define CS43130_PDN_XSP_MASK 0x80
+#define CS43130_PDN_XSP_SHIFT 7
+#define CS43130_PDN_ASP_MASK 0x40
+#define CS43130_PDN_ASP_SHIFT 6
+#define CS43130_PDN_DSPIF_MASK 0x20
+#define CS43130_PDN_DSDIF_SHIFT 5
+#define CS43130_PDN_HP_MASK 0x10
+#define CS43130_PDN_HP_SHIFT 4
+#define CS43130_PDN_XTAL_MASK 0x08
+#define CS43130_PDN_XTAL_SHIFT 3
+#define CS43130_PDN_PLL_MASK 0x04
+#define CS43130_PDN_PLL_SHIFT 2
+#define CS43130_PDN_CLKOUT_MASK 0x02
+#define CS43130_PDN_CLKOUT_SHIFT 1
+
+/* Reg CS43130_HP_OUT_CTL_1 */
+#define CS43130_HP_IN_EN_SHIFT 3
+#define CS43130_HP_IN_EN_MASK 0x08
+
+/* Reg CS43130_PAD_INT_CFG */
+#define CS43130_ASP_3ST_MASK 0x01
+#define CS43130_XSP_3ST_MASK 0x02
+
+/* Reg CS43130_PLL_SET_2 */
+#define CS43130_PLL_DIV_DATA_MASK 0x000000FF
+#define CS43130_PLL_DIV_FRAC_0_DATA_SHIFT 0
+
+/* Reg CS43130_PLL_SET_3 */
+#define CS43130_PLL_DIV_FRAC_1_DATA_SHIFT 8
+
+/* Reg CS43130_PLL_SET_4 */
+#define CS43130_PLL_DIV_FRAC_2_DATA_SHIFT 16
+
+/* Reg CS43130_SP_DEN_1 */
+#define CS43130_SP_M_LSB_DATA_MASK 0x00FF
+#define CS43130_SP_M_LSB_DATA_SHIFT 0
+
+/* Reg CS43130_SP_DEN_2 */
+#define CS43130_SP_M_MSB_DATA_MASK 0xFF00
+#define CS43130_SP_M_MSB_DATA_SHIFT 8
+
+/* Reg CS43130_SP_NUM_1 */
+#define CS43130_SP_N_LSB_DATA_MASK 0x00FF
+#define CS43130_SP_N_LSB_DATA_SHIFT 0
+
+/* Reg CS43130_SP_NUM_2 */
+#define CS43130_SP_N_MSB_DATA_MASK 0xFF00
+#define CS43130_SP_N_MSB_DATA_SHIFT 8
+
+/* Reg CS43130_SP_LRCK_HI_TIME_1 */
+#define CS43130_SP_LCHI_DATA_MASK 0x00FF
+#define CS43130_SP_LCHI_LSB_DATA_SHIFT 0
+
+/* Reg CS43130_SP_LRCK_HI_TIME_2 */
+#define CS43130_SP_LCHI_MSB_DATA_SHIFT 8
+
+/* Reg CS43130_SP_LRCK_PERIOD_1 */
+#define CS43130_SP_LCPR_DATA_MASK 0x00FF
+#define CS43130_SP_LCPR_LSB_DATA_SHIFT 0
+
+/* Reg CS43130_SP_LRCK_PERIOD_2 */
+#define CS43130_SP_LCPR_MSB_DATA_SHIFT 8
+
+#define CS43130_PCM_FORMATS (SNDRV_PCM_FMTBIT_S8 | \
+ SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE | \
+ SNDRV_PCM_FMTBIT_S32_LE)
+
+#define CS43130_DOP_FORMATS (SNDRV_PCM_FMTBIT_DSD_U16_LE | \
+ SNDRV_PCM_FMTBIT_DSD_U16_BE | \
+ SNDRV_PCM_FMTBIT_S24_LE)
+
+/* Reg CS43130_CRYSTAL_SET */
+#define CS43130_XTAL_IBIAS_MASK 0x07
+
+/* Reg CS43130_PATH_CTL_1 */
+#define CS43130_MUTE_MASK 0x03
+#define CS43130_MUTE_EN 0x03
+
+/* Reg CS43130_DSD_INT_CFG */
+#define CS43130_DSD_MASTER 0x04
+
+/* Reg CS43130_DSD_PATH_CTL_2 */
+#define CS43130_DSD_SRC_MASK 0x60
+#define CS43130_DSD_SRC_SHIFT 5
+#define CS43130_DSD_EN_SHIFT 4
+#define CS43130_DSD_SPEED_MASK 0x04
+#define CS43130_DSD_SPEED_SHIFT 2
+
+/* Reg CS43130_DSD_PCM_MIX_CTL */
+#define CS43130_MIX_PCM_PREP_SHIFT 1
+#define CS43130_MIX_PCM_PREP_MASK 0x02
+
+#define CS43130_MIX_PCM_DSD_SHIFT 0
+#define CS43130_MIX_PCM_DSD_MASK 0x01
+
+/* Reg CS43130_HP_MEAS_LOAD */
+#define CS43130_HP_MEAS_LOAD_MASK 0x000000FF
+#define CS43130_HP_MEAS_LOAD_1_SHIFT 0
+#define CS43130_HP_MEAS_LOAD_2_SHIFT 8
+
+#define CS43130_MCLK_22M 22579200
+#define CS43130_MCLK_24M 24576000
+
+#define CS43130_LINEOUT_LOAD 5000
+#define CS43130_JACK_LINEOUT (SND_JACK_MECHANICAL | SND_JACK_LINEOUT)
+#define CS43130_JACK_HEADPHONE (SND_JACK_MECHANICAL | \
+ SND_JACK_HEADPHONE)
+#define CS43130_JACK_MASK (SND_JACK_MECHANICAL | \
+ SND_JACK_LINEOUT | \
+ SND_JACK_HEADPHONE)
+
+enum cs43130_dsd_src {
+ CS43130_DSD_SRC_DSD = 0,
+ CS43130_DSD_SRC_ASP = 2,
+ CS43130_DSD_SRC_XSP = 3,
+};
+
+enum cs43130_asp_rate {
+ CS43130_ASP_SPRATE_32K = 0,
+ CS43130_ASP_SPRATE_44_1K,
+ CS43130_ASP_SPRATE_48K,
+ CS43130_ASP_SPRATE_88_2K,
+ CS43130_ASP_SPRATE_96K,
+ CS43130_ASP_SPRATE_176_4K,
+ CS43130_ASP_SPRATE_192K,
+ CS43130_ASP_SPRATE_352_8K,
+ CS43130_ASP_SPRATE_384K,
+};
+
+enum cs43130_mclk_src_sel {
+ CS43130_MCLK_SRC_EXT = 0,
+ CS43130_MCLK_SRC_PLL,
+ CS43130_MCLK_SRC_RCO
+};
+
+enum cs43130_mclk_int_freq {
+ CS43130_MCLK_24P5 = 0,
+ CS43130_MCLK_22P5,
+};
+
+enum cs43130_xtal_ibias {
+ CS43130_XTAL_UNUSED = -1,
+ CS43130_XTAL_IBIAS_15UA = 2,
+ CS43130_XTAL_IBIAS_12_5UA = 4,
+ CS43130_XTAL_IBIAS_7_5UA = 6,
+};
+
+enum cs43130_dai_id {
+ CS43130_ASP_PCM_DAI = 0,
+ CS43130_ASP_DOP_DAI,
+ CS43130_XSP_DOP_DAI,
+ CS43130_XSP_DSD_DAI,
+ CS43130_DAI_ID_MAX,
+};
+
+struct cs43130_clk_gen {
+ unsigned int mclk_int;
+ int fs;
+ u16 den;
+ u16 num;
+};
+
+/* frm_size = 16 */
+static const struct cs43130_clk_gen cs43130_16_clk_gen[] = {
+ {22579200, 32000, 441, 10,},
+ {22579200, 44100, 32, 1,},
+ {22579200, 48000, 147, 5,},
+ {22579200, 88200, 16, 1,},
+ {22579200, 96000, 147, 10,},
+ {22579200, 176400, 8, 1,},
+ {22579200, 192000, 147, 20,},
+ {22579200, 352800, 4, 1,},
+ {22579200, 384000, 147, 40,},
+ {24576000, 32000, 48, 1,},
+ {24576000, 44100, 5120, 147,},
+ {24576000, 48000, 32, 1,},
+ {24576000, 88200, 2560, 147,},
+ {24576000, 96000, 16, 1,},
+ {24576000, 176400, 1280, 147,},
+ {24576000, 192000, 8, 1,},
+ {24576000, 352800, 640, 147,},
+ {24576000, 384000, 4, 1,},
+};
+
+/* frm_size = 32 */
+static const struct cs43130_clk_gen cs43130_32_clk_gen[] = {
+ {22579200, 32000, 441, 20,},
+ {22579200, 44100, 16, 1,},
+ {22579200, 48000, 147, 10,},
+ {22579200, 88200, 8, 1,},
+ {22579200, 96000, 147, 20,},
+ {22579200, 176400, 4, 1,},
+ {22579200, 192000, 147, 40,},
+ {22579200, 352800, 2, 1,},
+ {22579200, 384000, 147, 80,},
+ {24576000, 32000, 24, 1,},
+ {24576000, 44100, 2560, 147,},
+ {24576000, 48000, 16, 1,},
+ {24576000, 88200, 1280, 147,},
+ {24576000, 96000, 8, 1,},
+ {24576000, 176400, 640, 147,},
+ {24576000, 192000, 4, 1,},
+ {24576000, 352800, 320, 147,},
+ {24576000, 384000, 2, 1,},
+};
+
+/* frm_size = 48 */
+static const struct cs43130_clk_gen cs43130_48_clk_gen[] = {
+ {22579200, 32000, 147, 100,},
+ {22579200, 44100, 32, 3,},
+ {22579200, 48000, 49, 5,},
+ {22579200, 88200, 16, 3,},
+ {22579200, 96000, 49, 10,},
+ {22579200, 176400, 8, 3,},
+ {22579200, 192000, 49, 20,},
+ {22579200, 352800, 4, 3,},
+ {22579200, 384000, 49, 40,},
+ {24576000, 32000, 16, 1,},
+ {24576000, 44100, 5120, 441,},
+ {24576000, 48000, 32, 3,},
+ {24576000, 88200, 2560, 441,},
+ {24576000, 96000, 16, 3,},
+ {24576000, 176400, 1280, 441,},
+ {24576000, 192000, 8, 3,},
+ {24576000, 352800, 640, 441,},
+ {24576000, 384000, 4, 3,},
+};
+
+/* frm_size = 64 */
+static const struct cs43130_clk_gen cs43130_64_clk_gen[] = {
+ {22579200, 32000, 441, 40,},
+ {22579200, 44100, 8, 1,},
+ {22579200, 48000, 147, 20,},
+ {22579200, 88200, 4, 1,},
+ {22579200, 96000, 147, 40,},
+ {22579200, 176400, 2, 1,},
+ {22579200, 192000, 147, 80,},
+ {22579200, 352800, 1, 1,},
+ {24576000, 32000, 12, 1,},
+ {24576000, 44100, 1280, 147,},
+ {24576000, 48000, 8, 1,},
+ {24576000, 88200, 640, 147,},
+ {24576000, 96000, 4, 1,},
+ {24576000, 176400, 320, 147,},
+ {24576000, 192000, 2, 1,},
+ {24576000, 352800, 160, 147,},
+ {24576000, 384000, 1, 1,},
+};
+
+struct cs43130_bitwidth_map {
+ unsigned int bitwidth;
+ u8 sp_bit;
+ u8 ch_bit;
+};
+
+struct cs43130_rate_map {
+ int fs;
+ int val;
+};
+
+#define CS43130_AC_FREQ 10
+#define CS43130_DC_THRESHOLD 2
+
+#define CS43130_NUM_SUPPLIES 5
+static const char *const cs43130_supply_names[CS43130_NUM_SUPPLIES] = {
+ "VA",
+ "VP",
+ "VCP",
+ "VD",
+ "VL",
+};
+
+#define CS43130_NUM_INT 5 /* number of interrupt status reg */
+
+struct cs43130_dai {
+ unsigned int sclk;
+ unsigned int dai_format;
+ unsigned int dai_mode;
+};
+
+struct cs43130_private {
+ struct snd_soc_codec *codec;
+ struct regmap *regmap;
+ struct regulator_bulk_data supplies[CS43130_NUM_SUPPLIES];
+ struct gpio_desc *reset_gpio;
+ unsigned int dev_id; /* codec device ID */
+ int xtal_ibias;
+ bool idle_bias_off;
+
+ /* shared by both DAIs */
+ struct mutex clk_mutex;
+ int clk_req;
+ bool pll_bypass;
+ struct completion xtal_rdy;
+ struct completion pll_rdy;
+ unsigned int mclk;
+ unsigned int mclk_int;
+ int mclk_int_src;
+
+ /* DAI specific */
+ struct cs43130_dai dais[CS43130_DAI_ID_MAX];
+
+ /* HP load specific */
+ bool dc_meas;
+ bool ac_meas;
+ bool hpload_done;
+ struct completion hpload_evt;
+ unsigned int hpload_stat;
+ u16 hpload_dc[2];
+ u16 dc_threshold[CS43130_DC_THRESHOLD];
+ u16 ac_freq[CS43130_AC_FREQ];
+ u16 hpload_ac[CS43130_AC_FREQ][2];
+ struct workqueue_struct *wq;
+ struct work_struct work;
+ struct snd_soc_jack jack;
+};
+
+#endif /* __CS43130_H__ */
--
1.9.1
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