Merge remote-tracking branches 'asoc/topic/bcm2835', 'asoc/topic/cs42l56' and 'asoc/topic/cs43130' into asoc-next

This commit is contained in:
Mark Brown 2017-11-10 21:31:07 +00:00
commit f2470d5291
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
3 changed files with 310 additions and 109 deletions

View file

@ -55,7 +55,7 @@ Example:
codec: codec@4b {
compatible = "cirrus,cs42l56";
reg = <0x4b>;
gpio-reset = <&gpio 10 0>;
cirrus,gpio-nreset = <&gpio 10 0>;
cirrus,chgfreq-divisor = <0x05>;
cirrus.ain1_ref_cfg;
cirrus,micbias-lvl = <5>;

View file

@ -31,6 +31,7 @@
* General Public License for more details.
*/
#include <linux/bitops.h>
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/device.h>
@ -99,6 +100,8 @@
#define BCM2835_I2S_CHWID(v) (v)
#define BCM2835_I2S_CH1(v) ((v) << 16)
#define BCM2835_I2S_CH2(v) (v)
#define BCM2835_I2S_CH1_POS(v) BCM2835_I2S_CH1(BCM2835_I2S_CHPOS(v))
#define BCM2835_I2S_CH2_POS(v) BCM2835_I2S_CH2(BCM2835_I2S_CHPOS(v))
#define BCM2835_I2S_TX_PANIC(v) ((v) << 24)
#define BCM2835_I2S_RX_PANIC(v) ((v) << 16)
@ -110,12 +113,19 @@
#define BCM2835_I2S_INT_RXR BIT(1)
#define BCM2835_I2S_INT_TXW BIT(0)
/* Frame length register is 10 bit, maximum length 1024 */
#define BCM2835_I2S_MAX_FRAME_LENGTH 1024
/* General device struct */
struct bcm2835_i2s_dev {
struct device *dev;
struct snd_dmaengine_dai_dma_data dma_data[2];
unsigned int fmt;
unsigned int bclk_ratio;
unsigned int tdm_slots;
unsigned int rx_mask;
unsigned int tx_mask;
unsigned int slot_width;
unsigned int frame_length;
struct regmap *i2s_regmap;
struct clk *clk;
@ -225,19 +235,120 @@ static int bcm2835_i2s_set_dai_bclk_ratio(struct snd_soc_dai *dai,
unsigned int ratio)
{
struct bcm2835_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
dev->bclk_ratio = ratio;
if (!ratio) {
dev->tdm_slots = 0;
return 0;
}
if (ratio > BCM2835_I2S_MAX_FRAME_LENGTH)
return -EINVAL;
dev->tdm_slots = 2;
dev->rx_mask = 0x03;
dev->tx_mask = 0x03;
dev->slot_width = ratio / 2;
dev->frame_length = ratio;
return 0;
}
static int bcm2835_i2s_set_dai_tdm_slot(struct snd_soc_dai *dai,
unsigned int tx_mask, unsigned int rx_mask,
int slots, int width)
{
struct bcm2835_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
if (slots) {
if (slots < 0 || width < 0)
return -EINVAL;
/* Limit masks to available slots */
rx_mask &= GENMASK(slots - 1, 0);
tx_mask &= GENMASK(slots - 1, 0);
/*
* The driver is limited to 2-channel setups.
* Check that exactly 2 bits are set in the masks.
*/
if (hweight_long((unsigned long) rx_mask) != 2
|| hweight_long((unsigned long) tx_mask) != 2)
return -EINVAL;
if (slots * width > BCM2835_I2S_MAX_FRAME_LENGTH)
return -EINVAL;
}
dev->tdm_slots = slots;
dev->rx_mask = rx_mask;
dev->tx_mask = tx_mask;
dev->slot_width = width;
dev->frame_length = slots * width;
return 0;
}
/*
* Convert logical slot number into physical slot number.
*
* If odd_offset is 0 sequential number is identical to logical number.
* This is used for DSP modes with slot numbering 0 1 2 3 ...
*
* Otherwise odd_offset defines the physical offset for odd numbered
* slots. This is used for I2S and left/right justified modes to
* translate from logical slot numbers 0 1 2 3 ... into physical slot
* numbers 0 2 ... 3 4 ...
*/
static int bcm2835_i2s_convert_slot(unsigned int slot, unsigned int odd_offset)
{
if (!odd_offset)
return slot;
if (slot & 1)
return (slot >> 1) + odd_offset;
return slot >> 1;
}
/*
* Calculate channel position from mask and slot width.
*
* Mask must contain exactly 2 set bits.
* Lowest set bit is channel 1 position, highest set bit channel 2.
* The constant offset is added to both channel positions.
*
* If odd_offset is > 0 slot positions are translated to
* I2S-style TDM slot numbering ( 0 2 ... 3 4 ...) with odd
* logical slot numbers starting at physical slot odd_offset.
*/
static void bcm2835_i2s_calc_channel_pos(
unsigned int *ch1_pos, unsigned int *ch2_pos,
unsigned int mask, unsigned int width,
unsigned int bit_offset, unsigned int odd_offset)
{
*ch1_pos = bcm2835_i2s_convert_slot((ffs(mask) - 1), odd_offset)
* width + bit_offset;
*ch2_pos = bcm2835_i2s_convert_slot((fls(mask) - 1), odd_offset)
* width + bit_offset;
}
static int bcm2835_i2s_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
{
struct bcm2835_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
unsigned int sampling_rate = params_rate(params);
unsigned int data_length, data_delay, bclk_ratio;
unsigned int ch1pos, ch2pos, mode, format;
unsigned int data_length, data_delay, framesync_length;
unsigned int slots, slot_width, odd_slot_offset;
int frame_length, bclk_rate;
unsigned int rx_mask, tx_mask;
unsigned int rx_ch1_pos, rx_ch2_pos, tx_ch1_pos, tx_ch2_pos;
unsigned int mode, format;
bool bit_clock_master = false;
bool frame_sync_master = false;
bool frame_start_falling_edge = false;
uint32_t csreg;
int ret = 0;
/*
* If a stream is already enabled,
@ -248,42 +359,70 @@ static int bcm2835_i2s_hw_params(struct snd_pcm_substream *substream,
if (csreg & (BCM2835_I2S_TXON | BCM2835_I2S_RXON))
return 0;
/*
* Adjust the data length according to the format.
* We prefill the half frame length with an integer
* divider of 2400 as explained at the clock settings.
* Maybe it is overwritten there, if the Integer mode
* does not apply.
*/
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
data_length = 16;
data_length = params_width(params);
data_delay = 0;
odd_slot_offset = 0;
mode = 0;
if (dev->tdm_slots) {
slots = dev->tdm_slots;
slot_width = dev->slot_width;
frame_length = dev->frame_length;
rx_mask = dev->rx_mask;
tx_mask = dev->tx_mask;
bclk_rate = dev->frame_length * params_rate(params);
} else {
slots = 2;
slot_width = params_width(params);
rx_mask = 0x03;
tx_mask = 0x03;
frame_length = snd_soc_params_to_frame_size(params);
if (frame_length < 0)
return frame_length;
bclk_rate = snd_soc_params_to_bclk(params);
if (bclk_rate < 0)
return bclk_rate;
}
/* Check if data fits into slots */
if (data_length > slot_width)
return -EINVAL;
/* Check if CPU is bit clock master */
switch (dev->fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBS_CFS:
case SND_SOC_DAIFMT_CBS_CFM:
bit_clock_master = true;
break;
case SNDRV_PCM_FORMAT_S24_LE:
data_length = 24;
break;
case SNDRV_PCM_FORMAT_S32_LE:
data_length = 32;
case SND_SOC_DAIFMT_CBM_CFS:
case SND_SOC_DAIFMT_CBM_CFM:
bit_clock_master = false;
break;
default:
return -EINVAL;
}
/* If bclk_ratio already set, use that one. */
if (dev->bclk_ratio)
bclk_ratio = dev->bclk_ratio;
else
/* otherwise calculate a fitting block ratio */
bclk_ratio = 2 * data_length;
/* Clock should only be set up here if CPU is clock master */
/* Check if CPU is frame sync master */
switch (dev->fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBS_CFS:
case SND_SOC_DAIFMT_CBM_CFS:
frame_sync_master = true;
break;
case SND_SOC_DAIFMT_CBS_CFM:
clk_set_rate(dev->clk, sampling_rate * bclk_ratio);
case SND_SOC_DAIFMT_CBM_CFM:
frame_sync_master = false;
break;
default:
break;
return -EINVAL;
}
/* Clock should only be set up here if CPU is clock master */
if (bit_clock_master) {
ret = clk_set_rate(dev->clk, bclk_rate);
if (ret)
return ret;
}
/* Setup the frame format */
@ -294,43 +433,94 @@ static int bcm2835_i2s_hw_params(struct snd_pcm_substream *substream,
format |= BCM2835_I2S_CHWID((data_length-8)&0xf);
/* CH2 format is the same as for CH1 */
format = BCM2835_I2S_CH1(format) | BCM2835_I2S_CH2(format);
switch (dev->fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
data_delay = 1;
break;
default:
/* I2S mode needs an even number of slots */
if (slots & 1)
return -EINVAL;
/*
* TODO
* Others are possible but are not implemented at the moment.
* Use I2S-style logical slot numbering: even slots
* are in first half of frame, odd slots in second half.
*/
dev_err(dev->dev, "%s:bad format\n", __func__);
return -EINVAL;
}
odd_slot_offset = slots >> 1;
ch1pos = data_delay;
ch2pos = bclk_ratio / 2 + data_delay;
/* MSB starts one cycle after frame start */
data_delay = 1;
switch (params_channels(params)) {
case 2:
format = BCM2835_I2S_CH1(format) | BCM2835_I2S_CH2(format);
format |= BCM2835_I2S_CH1(BCM2835_I2S_CHPOS(ch1pos));
format |= BCM2835_I2S_CH2(BCM2835_I2S_CHPOS(ch2pos));
/* Setup frame sync signal for 50% duty cycle */
framesync_length = frame_length / 2;
frame_start_falling_edge = true;
break;
case SND_SOC_DAIFMT_LEFT_J:
if (slots & 1)
return -EINVAL;
odd_slot_offset = slots >> 1;
data_delay = 0;
framesync_length = frame_length / 2;
frame_start_falling_edge = false;
break;
case SND_SOC_DAIFMT_RIGHT_J:
if (slots & 1)
return -EINVAL;
/* Odd frame lengths aren't supported */
if (frame_length & 1)
return -EINVAL;
odd_slot_offset = slots >> 1;
data_delay = slot_width - data_length;
framesync_length = frame_length / 2;
frame_start_falling_edge = false;
break;
case SND_SOC_DAIFMT_DSP_A:
data_delay = 1;
framesync_length = 1;
frame_start_falling_edge = false;
break;
case SND_SOC_DAIFMT_DSP_B:
data_delay = 0;
framesync_length = 1;
frame_start_falling_edge = false;
break;
default:
return -EINVAL;
}
bcm2835_i2s_calc_channel_pos(&rx_ch1_pos, &rx_ch2_pos,
rx_mask, slot_width, data_delay, odd_slot_offset);
bcm2835_i2s_calc_channel_pos(&tx_ch1_pos, &tx_ch2_pos,
tx_mask, slot_width, data_delay, odd_slot_offset);
/*
* Transmitting data immediately after frame start, eg
* in left-justified or DSP mode A, only works stable
* if bcm2835 is the frame clock master.
*/
if ((!rx_ch1_pos || !tx_ch1_pos) && !frame_sync_master)
dev_warn(dev->dev,
"Unstable slave config detected, L/R may be swapped");
/*
* Set format for both streams.
* We cannot set another frame length
* (and therefore word length) anyway,
* so the format will be the same.
*/
regmap_write(dev->i2s_regmap, BCM2835_I2S_RXC_A_REG, format);
regmap_write(dev->i2s_regmap, BCM2835_I2S_TXC_A_REG, format);
regmap_write(dev->i2s_regmap, BCM2835_I2S_RXC_A_REG,
format
| BCM2835_I2S_CH1_POS(rx_ch1_pos)
| BCM2835_I2S_CH2_POS(rx_ch2_pos));
regmap_write(dev->i2s_regmap, BCM2835_I2S_TXC_A_REG,
format
| BCM2835_I2S_CH1_POS(tx_ch1_pos)
| BCM2835_I2S_CH2_POS(tx_ch2_pos));
/* Setup the I2S mode */
mode = 0;
if (data_length <= 16) {
/*
@ -342,65 +532,41 @@ static int bcm2835_i2s_hw_params(struct snd_pcm_substream *substream,
mode |= BCM2835_I2S_FTXP | BCM2835_I2S_FRXP;
}
mode |= BCM2835_I2S_FLEN(bclk_ratio - 1);
mode |= BCM2835_I2S_FSLEN(bclk_ratio / 2);
mode |= BCM2835_I2S_FLEN(frame_length - 1);
mode |= BCM2835_I2S_FSLEN(framesync_length);
/* Master or slave? */
switch (dev->fmt & SND_SOC_DAIFMT_MASTER_MASK) {
case SND_SOC_DAIFMT_CBS_CFS:
/* CPU is master */
break;
case SND_SOC_DAIFMT_CBM_CFS:
/*
* CODEC is bit clock master
* CPU is frame master
*/
/* CLKM selects bcm2835 clock slave mode */
if (!bit_clock_master)
mode |= BCM2835_I2S_CLKM;
break;
case SND_SOC_DAIFMT_CBS_CFM:
/*
* CODEC is frame master
* CPU is bit clock master
*/
mode |= BCM2835_I2S_FSM;
break;
case SND_SOC_DAIFMT_CBM_CFM:
/* CODEC is master */
mode |= BCM2835_I2S_CLKM;
mode |= BCM2835_I2S_FSM;
break;
default:
dev_err(dev->dev, "%s:bad master\n", __func__);
return -EINVAL;
}
/*
* Invert clocks?
*
* The BCM approach seems to be inverted to the classical I2S approach.
*/
switch (dev->fmt & SND_SOC_DAIFMT_INV_MASK) {
/* FSM selects bcm2835 frame sync slave mode */
if (!frame_sync_master)
mode |= BCM2835_I2S_FSM;
/* CLKI selects normal clocking mode, sampling on rising edge */
switch (dev->fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
/* None. Therefore, both for BCM */
mode |= BCM2835_I2S_CLKI;
mode |= BCM2835_I2S_FSI;
break;
case SND_SOC_DAIFMT_IB_IF:
/* Both. Therefore, none for BCM */
break;
case SND_SOC_DAIFMT_NB_IF:
/*
* Invert only frame sync. Therefore,
* invert only bit clock for BCM
*/
mode |= BCM2835_I2S_CLKI;
break;
case SND_SOC_DAIFMT_IB_NF:
/*
* Invert only bit clock. Therefore,
* invert only frame sync for BCM
*/
mode |= BCM2835_I2S_FSI;
case SND_SOC_DAIFMT_IB_IF:
break;
default:
return -EINVAL;
}
/* FSI selects frame start on falling edge */
switch (dev->fmt & SND_SOC_DAIFMT_INV_MASK) {
case SND_SOC_DAIFMT_NB_NF:
case SND_SOC_DAIFMT_IB_NF:
if (frame_start_falling_edge)
mode |= BCM2835_I2S_FSI;
break;
case SND_SOC_DAIFMT_NB_IF:
case SND_SOC_DAIFMT_IB_IF:
if (!frame_start_falling_edge)
mode |= BCM2835_I2S_FSI;
break;
default:
return -EINVAL;
@ -423,7 +589,27 @@ static int bcm2835_i2s_hw_params(struct snd_pcm_substream *substream,
/* Clear FIFOs */
bcm2835_i2s_clear_fifos(dev, true, true);
return 0;
dev_dbg(dev->dev,
"slots: %d width: %d rx mask: 0x%02x tx_mask: 0x%02x\n",
slots, slot_width, rx_mask, tx_mask);
dev_dbg(dev->dev, "frame len: %d sync len: %d data len: %d\n",
frame_length, framesync_length, data_length);
dev_dbg(dev->dev, "rx pos: %d,%d tx pos: %d,%d\n",
rx_ch1_pos, rx_ch2_pos, tx_ch1_pos, tx_ch2_pos);
dev_dbg(dev->dev, "sampling rate: %d bclk rate: %d\n",
params_rate(params), bclk_rate);
dev_dbg(dev->dev, "CLKM: %d CLKI: %d FSM: %d FSI: %d frame start: %s edge\n",
!!(mode & BCM2835_I2S_CLKM),
!!(mode & BCM2835_I2S_CLKI),
!!(mode & BCM2835_I2S_FSM),
!!(mode & BCM2835_I2S_FSI),
(mode & BCM2835_I2S_FSI) ? "falling" : "rising");
return ret;
}
static int bcm2835_i2s_prepare(struct snd_pcm_substream *substream,
@ -559,6 +745,7 @@ static const struct snd_soc_dai_ops bcm2835_i2s_dai_ops = {
.hw_params = bcm2835_i2s_hw_params,
.set_fmt = bcm2835_i2s_set_dai_fmt,
.set_bclk_ratio = bcm2835_i2s_set_dai_bclk_ratio,
.set_tdm_slot = bcm2835_i2s_set_dai_tdm_slot,
};
static int bcm2835_i2s_dai_probe(struct snd_soc_dai *dai)
@ -578,7 +765,9 @@ static struct snd_soc_dai_driver bcm2835_i2s_dai = {
.playback = {
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_192000,
.rates = SNDRV_PCM_RATE_CONTINUOUS,
.rate_min = 8000,
.rate_max = 384000,
.formats = SNDRV_PCM_FMTBIT_S16_LE
| SNDRV_PCM_FMTBIT_S24_LE
| SNDRV_PCM_FMTBIT_S32_LE
@ -586,13 +775,16 @@ static struct snd_soc_dai_driver bcm2835_i2s_dai = {
.capture = {
.channels_min = 2,
.channels_max = 2,
.rates = SNDRV_PCM_RATE_8000_192000,
.rates = SNDRV_PCM_RATE_CONTINUOUS,
.rate_min = 8000,
.rate_max = 384000,
.formats = SNDRV_PCM_FMTBIT_S16_LE
| SNDRV_PCM_FMTBIT_S24_LE
| SNDRV_PCM_FMTBIT_S32_LE
},
.ops = &bcm2835_i2s_dai_ops,
.symmetric_rates = 1
.symmetric_rates = 1,
.symmetric_samplebits = 1,
};
static bool bcm2835_i2s_volatile_reg(struct device *dev, unsigned int reg)
@ -699,9 +891,6 @@ static int bcm2835_i2s_probe(struct platform_device *pdev)
dev->dma_data[SNDRV_PCM_STREAM_CAPTURE].flags =
SND_DMAENGINE_PCM_DAI_FLAG_PACK;
/* BCLK ratio - use default */
dev->bclk_ratio = 0;
/* Store the pdev */
dev->dev = &pdev->dev;
dev_set_drvdata(&pdev->dev, dev);

View file

@ -909,6 +909,7 @@ static int cs43130_hw_params(struct snd_pcm_substream *substream,
regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2,
CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_XSP <<
CS43130_DSD_SRC_SHIFT);
break;
}
if (!sclk && cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM)
@ -1039,6 +1040,7 @@ static int cs43130_pcm_ch_put(struct snd_kcontrol *kcontrol,
else
regmap_multi_reg_write(cs43130->regmap, pcm_ch_dis_seq,
ARRAY_SIZE(pcm_ch_dis_seq));
break;
}
return snd_soc_put_enum_double(kcontrol, ucontrol);
@ -1152,6 +1154,7 @@ static int cs43130_dsd_event(struct snd_soc_dapm_widget *w,
case CS4399_CHIP_ID:
regmap_multi_reg_write(cs43130->regmap, dsd_seq,
ARRAY_SIZE(dsd_seq));
break;
}
break;
case SND_SOC_DAPM_POST_PMU:
@ -1162,6 +1165,7 @@ static int cs43130_dsd_event(struct snd_soc_dapm_widget *w,
case CS4399_CHIP_ID:
regmap_multi_reg_write(cs43130->regmap, unmute_seq,
ARRAY_SIZE(unmute_seq));
break;
}
break;
case SND_SOC_DAPM_PRE_PMD:
@ -1184,6 +1188,7 @@ static int cs43130_dsd_event(struct snd_soc_dapm_widget *w,
regmap_update_bits(cs43130->regmap,
CS43130_DSD_PATH_CTL_1,
CS43130_MUTE_MASK, CS43130_MUTE_EN);
break;
}
break;
default:
@ -1206,6 +1211,7 @@ static int cs43130_pcm_event(struct snd_soc_dapm_widget *w,
case CS4399_CHIP_ID:
regmap_multi_reg_write(cs43130->regmap, pcm_seq,
ARRAY_SIZE(pcm_seq));
break;
}
break;
case SND_SOC_DAPM_POST_PMU:
@ -1216,6 +1222,7 @@ static int cs43130_pcm_event(struct snd_soc_dapm_widget *w,
case CS4399_CHIP_ID:
regmap_multi_reg_write(cs43130->regmap, unmute_seq,
ARRAY_SIZE(unmute_seq));
break;
}
break;
case SND_SOC_DAPM_PRE_PMD:
@ -1238,6 +1245,7 @@ static int cs43130_pcm_event(struct snd_soc_dapm_widget *w,
regmap_update_bits(cs43130->regmap,
CS43130_PCM_PATH_CTL_1,
CS43130_MUTE_MASK, CS43130_MUTE_EN);
break;
}
break;
default:
@ -1277,6 +1285,7 @@ static int cs43130_dac_event(struct snd_soc_dapm_widget *w,
case CS43198_CHIP_ID:
regmap_multi_reg_write(cs43130->regmap, pop_free_seq2,
ARRAY_SIZE(pop_free_seq2));
break;
}
break;
case SND_SOC_DAPM_POST_PMU:
@ -1301,6 +1310,7 @@ static int cs43130_dac_event(struct snd_soc_dapm_widget *w,
case CS43198_CHIP_ID:
usleep_range(12000, 12010);
regmap_write(cs43130->regmap, CS43130_DXD13, 0);
break;
}
regmap_write(cs43130->regmap, CS43130_DXD1, 0);
@ -1311,6 +1321,7 @@ static int cs43130_dac_event(struct snd_soc_dapm_widget *w,
case CS4399_CHIP_ID:
regmap_multi_reg_write(cs43130->regmap, dac_postpmd_seq,
ARRAY_SIZE(dac_postpmd_seq));
break;
}
break;
default:
@ -2133,6 +2144,7 @@ static void cs43130_imp_meas(struct work_struct *wk)
cs43130_hpload_proc(cs43130, hp_dis_cal_seq2,
ARRAY_SIZE(hp_dis_cal_seq2),
CS43130_HPLOAD_OFF_INT, ac_idx);
break;
}
regmap_multi_reg_write(cs43130->regmap, hp_cln_seq,
@ -2543,6 +2555,7 @@ static int cs43130_i2c_probe(struct i2c_client *client,
digital_hp_routes;
soc_codec_dev_cs43130.component_driver.num_dapm_routes =
ARRAY_SIZE(digital_hp_routes);
break;
}
ret = snd_soc_register_codec(&client->dev, &soc_codec_dev_cs43130,
@ -2586,8 +2599,7 @@ static int cs43130_i2c_remove(struct i2c_client *client)
device_remove_file(&client->dev, &dev_attr_hpload_ac_r);
}
if (cs43130->reset_gpio)
gpiod_set_value_cansleep(cs43130->reset_gpio, 0);
gpiod_set_value_cansleep(cs43130->reset_gpio, 0);
pm_runtime_disable(&client->dev);
regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies);