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Diffstat (limited to 'sound/soc/codecs/wm5100.c')
-rw-r--r--sound/soc/codecs/wm5100.c415
1 files changed, 223 insertions, 192 deletions
diff --git a/sound/soc/codecs/wm5100.c b/sound/soc/codecs/wm5100.c
index 42d9039a49e9..8b24323d6b2c 100644
--- a/sound/soc/codecs/wm5100.c
+++ b/sound/soc/codecs/wm5100.c
@@ -18,7 +18,6 @@
#include <linux/gcd.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
-#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
#include <linux/regulator/fixed.h>
#include <linux/slab.h>
@@ -51,6 +50,7 @@ struct wm5100_fll {
/* codec private data */
struct wm5100_priv {
+ struct regmap *regmap;
struct snd_soc_codec *codec;
struct regulator_bulk_data core_supplies[WM5100_NUM_CORE_SUPPLIES];
@@ -204,17 +204,15 @@ static void wm5100_free_sr(struct snd_soc_codec *codec, int rate)
}
}
-static int wm5100_reset(struct snd_soc_codec *codec)
+static int wm5100_reset(struct wm5100_priv *wm5100)
{
- struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
-
if (wm5100->pdata.reset) {
gpio_set_value_cansleep(wm5100->pdata.reset, 0);
gpio_set_value_cansleep(wm5100->pdata.reset, 1);
return 0;
} else {
- return snd_soc_write(codec, WM5100_SOFTWARE_RESET, 0);
+ return regmap_write(wm5100->regmap, WM5100_SOFTWARE_RESET, 0);
}
}
@@ -954,7 +952,7 @@ SND_SOC_DAPM_INPUT("IN3L"),
SND_SOC_DAPM_INPUT("IN3R"),
SND_SOC_DAPM_INPUT("IN4L"),
SND_SOC_DAPM_INPUT("IN4R"),
-SND_SOC_DAPM_INPUT("TONE"),
+SND_SOC_DAPM_SIGGEN("TONE"),
SND_SOC_DAPM_PGA_E("IN1L PGA", WM5100_INPUT_ENABLES, WM5100_IN1L_ENA_SHIFT, 0,
NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU),
@@ -1375,7 +1373,7 @@ static int wm5100_set_bias_level(struct snd_soc_codec *codec,
msleep(2);
}
- codec->cache_only = false;
+ regcache_cache_only(wm5100->regmap, false);
switch (wm5100->rev) {
case 0:
@@ -1399,7 +1397,7 @@ static int wm5100_set_bias_level(struct snd_soc_codec *codec,
break;
}
- snd_soc_cache_sync(codec);
+ regcache_sync(wm5100->regmap);
}
break;
@@ -1662,7 +1660,7 @@ static int wm5100_hw_params(struct snd_pcm_substream *substream,
return 0;
}
-static struct snd_soc_dai_ops wm5100_dai_ops = {
+static const struct snd_soc_dai_ops wm5100_dai_ops = {
.set_fmt = wm5100_set_fmt,
.hw_params = wm5100_hw_params,
};
@@ -1993,6 +1991,9 @@ static int wm5100_set_fll(struct snd_soc_codec *codec, int fll_id, int source,
else
timeout = 50;
+ snd_soc_update_bits(codec, WM5100_CLOCKING_3, WM5100_SYSCLK_ENA,
+ WM5100_SYSCLK_ENA);
+
/* Poll for the lock; will use interrupt when we can test */
for (i = 0; i < timeout; i++) {
if (i2c->irq) {
@@ -2350,24 +2351,22 @@ static inline struct wm5100_priv *gpio_to_wm5100(struct gpio_chip *chip)
static void wm5100_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
{
struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
- struct snd_soc_codec *codec = wm5100->codec;
- snd_soc_update_bits(codec, WM5100_GPIO_CTRL_1 + offset,
- WM5100_GP1_LVL, !!value << WM5100_GP1_LVL_SHIFT);
+ regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
+ WM5100_GP1_LVL, !!value << WM5100_GP1_LVL_SHIFT);
}
static int wm5100_gpio_direction_out(struct gpio_chip *chip,
unsigned offset, int value)
{
struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
- struct snd_soc_codec *codec = wm5100->codec;
int val, ret;
val = (1 << WM5100_GP1_FN_SHIFT) | (!!value << WM5100_GP1_LVL_SHIFT);
- ret = snd_soc_update_bits(codec, WM5100_GPIO_CTRL_1 + offset,
- WM5100_GP1_FN_MASK | WM5100_GP1_DIR |
- WM5100_GP1_LVL, val);
+ ret = regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
+ WM5100_GP1_FN_MASK | WM5100_GP1_DIR |
+ WM5100_GP1_LVL, val);
if (ret < 0)
return ret;
else
@@ -2377,25 +2376,24 @@ static int wm5100_gpio_direction_out(struct gpio_chip *chip,
static int wm5100_gpio_get(struct gpio_chip *chip, unsigned offset)
{
struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
- struct snd_soc_codec *codec = wm5100->codec;
+ unsigned int reg;
int ret;
- ret = snd_soc_read(codec, WM5100_GPIO_CTRL_1 + offset);
+ ret = regmap_read(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset, &reg);
if (ret < 0)
return ret;
- return (ret & WM5100_GP1_LVL) != 0;
+ return (reg & WM5100_GP1_LVL) != 0;
}
static int wm5100_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
{
struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
- struct snd_soc_codec *codec = wm5100->codec;
- return snd_soc_update_bits(codec, WM5100_GPIO_CTRL_1 + offset,
- WM5100_GP1_FN_MASK | WM5100_GP1_DIR,
- (1 << WM5100_GP1_FN_SHIFT) |
- (1 << WM5100_GP1_DIR_SHIFT));
+ return regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
+ WM5100_GP1_FN_MASK | WM5100_GP1_DIR,
+ (1 << WM5100_GP1_FN_SHIFT) |
+ (1 << WM5100_GP1_DIR_SHIFT));
}
static struct gpio_chip wm5100_template_chip = {
@@ -2408,14 +2406,14 @@ static struct gpio_chip wm5100_template_chip = {
.can_sleep = 1,
};
-static void wm5100_init_gpio(struct snd_soc_codec *codec)
+static void wm5100_init_gpio(struct i2c_client *i2c)
{
- struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
+ struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
int ret;
wm5100->gpio_chip = wm5100_template_chip;
wm5100->gpio_chip.ngpio = 6;
- wm5100->gpio_chip.dev = codec->dev;
+ wm5100->gpio_chip.dev = &i2c->dev;
if (wm5100->pdata.gpio_base)
wm5100->gpio_chip.base = wm5100->pdata.gpio_base;
@@ -2424,24 +2422,24 @@ static void wm5100_init_gpio(struct snd_soc_codec *codec)
ret = gpiochip_add(&wm5100->gpio_chip);
if (ret != 0)
- dev_err(codec->dev, "Failed to add GPIOs: %d\n", ret);
+ dev_err(&i2c->dev, "Failed to add GPIOs: %d\n", ret);
}
-static void wm5100_free_gpio(struct snd_soc_codec *codec)
+static void wm5100_free_gpio(struct i2c_client *i2c)
{
- struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec);
+ struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c);
int ret;
ret = gpiochip_remove(&wm5100->gpio_chip);
if (ret != 0)
- dev_err(codec->dev, "Failed to remove GPIOs: %d\n", ret);
+ dev_err(&i2c->dev, "Failed to remove GPIOs: %d\n", ret);
}
#else
-static void wm5100_init_gpio(struct snd_soc_codec *codec)
+static void wm5100_init_gpio(struct i2c_client *i2c)
{
}
-static void wm5100_free_gpio(struct snd_soc_codec *codec)
+static void wm5100_free_gpio(struct i2c_client *i2c)
{
}
#endif
@@ -2453,131 +2451,21 @@ static int wm5100_probe(struct snd_soc_codec *codec)
int ret, i, irq_flags;
wm5100->codec = codec;
+ codec->control_data = wm5100->regmap;
- ret = snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_I2C);
+ ret = snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_REGMAP);
if (ret != 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
return ret;
}
- for (i = 0; i < ARRAY_SIZE(wm5100->core_supplies); i++)
- wm5100->core_supplies[i].supply = wm5100_core_supply_names[i];
-
- ret = regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm5100->core_supplies),
- wm5100->core_supplies);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to request core supplies: %d\n",
- ret);
- return ret;
- }
-
- wm5100->cpvdd = regulator_get(&i2c->dev, "CPVDD");
- if (IS_ERR(wm5100->cpvdd)) {
- ret = PTR_ERR(wm5100->cpvdd);
- dev_err(&i2c->dev, "Failed to get CPVDD: %d\n", ret);
- goto err_core;
- }
-
- wm5100->dbvdd2 = regulator_get(&i2c->dev, "DBVDD2");
- if (IS_ERR(wm5100->dbvdd2)) {
- ret = PTR_ERR(wm5100->dbvdd2);
- dev_err(&i2c->dev, "Failed to get DBVDD2: %d\n", ret);
- goto err_cpvdd;
- }
+ regcache_cache_only(wm5100->regmap, true);
- wm5100->dbvdd3 = regulator_get(&i2c->dev, "DBVDD3");
- if (IS_ERR(wm5100->dbvdd3)) {
- ret = PTR_ERR(wm5100->dbvdd3);
- dev_err(&i2c->dev, "Failed to get DBVDD2: %d\n", ret);
- goto err_dbvdd2;
- }
-
- ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies),
- wm5100->core_supplies);
- if (ret != 0) {
- dev_err(codec->dev, "Failed to enable core supplies: %d\n",
- ret);
- goto err_dbvdd3;
- }
-
- if (wm5100->pdata.ldo_ena) {
- ret = gpio_request_one(wm5100->pdata.ldo_ena,
- GPIOF_OUT_INIT_HIGH, "WM5100 LDOENA");
- if (ret < 0) {
- dev_err(&i2c->dev, "Failed to request LDOENA %d: %d\n",
- wm5100->pdata.ldo_ena, ret);
- goto err_enable;
- }
- msleep(2);
- }
-
- if (wm5100->pdata.reset) {
- ret = gpio_request_one(wm5100->pdata.reset,
- GPIOF_OUT_INIT_HIGH, "WM5100 /RESET");
- if (ret < 0) {
- dev_err(&i2c->dev, "Failed to request /RESET %d: %d\n",
- wm5100->pdata.reset, ret);
- goto err_ldo;
- }
- }
-
- ret = snd_soc_read(codec, WM5100_SOFTWARE_RESET);
- if (ret < 0) {
- dev_err(codec->dev, "Failed to read ID register\n");
- goto err_reset;
- }
- switch (ret) {
- case 0x8997:
- case 0x5100:
- break;
-
- default:
- dev_err(codec->dev, "Device is not a WM5100, ID is %x\n", ret);
- ret = -EINVAL;
- goto err_reset;
- }
-
- ret = snd_soc_read(codec, WM5100_DEVICE_REVISION);
- if (ret < 0) {
- dev_err(codec->dev, "Failed to read revision register\n");
- goto err_reset;
- }
- wm5100->rev = ret & WM5100_DEVICE_REVISION_MASK;
-
- dev_info(codec->dev, "revision %c\n", wm5100->rev + 'A');
-
- ret = wm5100_reset(codec);
- if (ret < 0) {
- dev_err(codec->dev, "Failed to issue reset\n");
- goto err_reset;
- }
-
- codec->cache_only = true;
-
- wm5100_init_gpio(codec);
for (i = 0; i < ARRAY_SIZE(wm5100_dig_vu); i++)
snd_soc_update_bits(codec, wm5100_dig_vu[i], WM5100_OUT_VU,
WM5100_OUT_VU);
- for (i = 0; i < ARRAY_SIZE(wm5100->pdata.in_mode); i++) {
- snd_soc_update_bits(codec, WM5100_IN1L_CONTROL,
- WM5100_IN1_MODE_MASK |
- WM5100_IN1_DMIC_SUP_MASK,
- (wm5100->pdata.in_mode[i] <<
- WM5100_IN1_MODE_SHIFT) |
- (wm5100->pdata.dmic_sup[i] <<
- WM5100_IN1_DMIC_SUP_SHIFT));
- }
-
- for (i = 0; i < ARRAY_SIZE(wm5100->pdata.gpio_defaults); i++) {
- if (!wm5100->pdata.gpio_defaults[i])
- continue;
-
- snd_soc_write(codec, WM5100_GPIO_CTRL_1 + i,
- wm5100->pdata.gpio_defaults[i]);
- }
-
/* Don't debounce interrupts to support use of SYSCLK only */
snd_soc_write(codec, WM5100_IRQ_DEBOUNCE_1, 0);
snd_soc_write(codec, WM5100_IRQ_DEBOUNCE_2, 0);
@@ -2662,29 +2550,6 @@ static int wm5100_probe(struct snd_soc_codec *codec)
err_gpio:
if (i2c->irq)
free_irq(i2c->irq, codec);
- wm5100_free_gpio(codec);
-err_reset:
- if (wm5100->pdata.reset) {
- gpio_set_value_cansleep(wm5100->pdata.reset, 1);
- gpio_free(wm5100->pdata.reset);
- }
-err_ldo:
- if (wm5100->pdata.ldo_ena) {
- gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
- gpio_free(wm5100->pdata.ldo_ena);
- }
-err_enable:
- regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
- wm5100->core_supplies);
-err_dbvdd3:
- regulator_put(wm5100->dbvdd3);
-err_dbvdd2:
- regulator_put(wm5100->dbvdd2);
-err_cpvdd:
- regulator_put(wm5100->cpvdd);
-err_core:
- regulator_bulk_free(ARRAY_SIZE(wm5100->core_supplies),
- wm5100->core_supplies);
return ret;
}
@@ -2700,23 +2565,16 @@ static int wm5100_remove(struct snd_soc_codec *codec)
}
if (i2c->irq)
free_irq(i2c->irq, codec);
- wm5100_free_gpio(codec);
- if (wm5100->pdata.reset) {
- gpio_set_value_cansleep(wm5100->pdata.reset, 1);
- gpio_free(wm5100->pdata.reset);
- }
- if (wm5100->pdata.ldo_ena) {
- gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
- gpio_free(wm5100->pdata.ldo_ena);
- }
- regulator_put(wm5100->dbvdd3);
- regulator_put(wm5100->dbvdd2);
- regulator_put(wm5100->cpvdd);
- regulator_bulk_free(ARRAY_SIZE(wm5100->core_supplies),
- wm5100->core_supplies);
return 0;
}
+static int wm5100_soc_volatile(struct snd_soc_codec *codec,
+ unsigned int reg)
+{
+ return true;
+}
+
+
static struct snd_soc_codec_driver soc_codec_dev_wm5100 = {
.probe = wm5100_probe,
.remove = wm5100_remove,
@@ -2725,6 +2583,8 @@ static struct snd_soc_codec_driver soc_codec_dev_wm5100 = {
.set_pll = wm5100_set_fll,
.set_bias_level = wm5100_set_bias_level,
.idle_bias_off = 1,
+ .reg_cache_size = WM5100_MAX_REGISTER,
+ .volatile_register = wm5100_soc_volatile,
.seq_notifier = wm5100_seq_notifier,
.controls = wm5100_snd_controls,
@@ -2733,14 +2593,18 @@ static struct snd_soc_codec_driver soc_codec_dev_wm5100 = {
.num_dapm_widgets = ARRAY_SIZE(wm5100_dapm_widgets),
.dapm_routes = wm5100_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(wm5100_dapm_routes),
+};
- .reg_cache_size = ARRAY_SIZE(wm5100_reg_defaults),
- .reg_word_size = sizeof(u16),
- .compress_type = SND_SOC_RBTREE_COMPRESSION,
- .reg_cache_default = wm5100_reg_defaults,
+static const struct regmap_config wm5100_regmap = {
+ .reg_bits = 16,
+ .val_bits = 16,
- .volatile_register = wm5100_volatile_register,
- .readable_register = wm5100_readable_register,
+ .max_register = WM5100_MAX_REGISTER,
+ .reg_defaults = wm5100_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(wm5100_reg_defaults),
+ .volatile_reg = wm5100_volatile_register,
+ .readable_reg = wm5100_readable_register,
+ .cache_type = REGCACHE_RBTREE,
};
static __devinit int wm5100_i2c_probe(struct i2c_client *i2c,
@@ -2748,12 +2612,22 @@ static __devinit int wm5100_i2c_probe(struct i2c_client *i2c,
{
struct wm5100_pdata *pdata = dev_get_platdata(&i2c->dev);
struct wm5100_priv *wm5100;
+ unsigned int reg;
int ret, i;
- wm5100 = kzalloc(sizeof(struct wm5100_priv), GFP_KERNEL);
+ wm5100 = devm_kzalloc(&i2c->dev, sizeof(struct wm5100_priv),
+ GFP_KERNEL);
if (wm5100 == NULL)
return -ENOMEM;
+ wm5100->regmap = regmap_init_i2c(i2c, &wm5100_regmap);
+ if (IS_ERR(wm5100->regmap)) {
+ ret = PTR_ERR(wm5100->regmap);
+ dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
+ ret);
+ goto err;
+ }
+
for (i = 0; i < ARRAY_SIZE(wm5100->fll); i++)
init_completion(&wm5100->fll[i].lock);
@@ -2762,21 +2636,178 @@ static __devinit int wm5100_i2c_probe(struct i2c_client *i2c,
i2c_set_clientdata(i2c, wm5100);
+ for (i = 0; i < ARRAY_SIZE(wm5100->core_supplies); i++)
+ wm5100->core_supplies[i].supply = wm5100_core_supply_names[i];
+
+ ret = regulator_bulk_get(&i2c->dev, ARRAY_SIZE(wm5100->core_supplies),
+ wm5100->core_supplies);
+ if (ret != 0) {
+ dev_err(&i2c->dev, "Failed to request core supplies: %d\n",
+ ret);
+ goto err_regmap;
+ }
+
+ wm5100->cpvdd = regulator_get(&i2c->dev, "CPVDD");
+ if (IS_ERR(wm5100->cpvdd)) {
+ ret = PTR_ERR(wm5100->cpvdd);
+ dev_err(&i2c->dev, "Failed to get CPVDD: %d\n", ret);
+ goto err_core;
+ }
+
+ wm5100->dbvdd2 = regulator_get(&i2c->dev, "DBVDD2");
+ if (IS_ERR(wm5100->dbvdd2)) {
+ ret = PTR_ERR(wm5100->dbvdd2);
+ dev_err(&i2c->dev, "Failed to get DBVDD2: %d\n", ret);
+ goto err_cpvdd;
+ }
+
+ wm5100->dbvdd3 = regulator_get(&i2c->dev, "DBVDD3");
+ if (IS_ERR(wm5100->dbvdd3)) {
+ ret = PTR_ERR(wm5100->dbvdd3);
+ dev_err(&i2c->dev, "Failed to get DBVDD2: %d\n", ret);
+ goto err_dbvdd2;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies),
+ wm5100->core_supplies);
+ if (ret != 0) {
+ dev_err(&i2c->dev, "Failed to enable core supplies: %d\n",
+ ret);
+ goto err_dbvdd3;
+ }
+
+ if (wm5100->pdata.ldo_ena) {
+ ret = gpio_request_one(wm5100->pdata.ldo_ena,
+ GPIOF_OUT_INIT_HIGH, "WM5100 LDOENA");
+ if (ret < 0) {
+ dev_err(&i2c->dev, "Failed to request LDOENA %d: %d\n",
+ wm5100->pdata.ldo_ena, ret);
+ goto err_enable;
+ }
+ msleep(2);
+ }
+
+ if (wm5100->pdata.reset) {
+ ret = gpio_request_one(wm5100->pdata.reset,
+ GPIOF_OUT_INIT_HIGH, "WM5100 /RESET");
+ if (ret < 0) {
+ dev_err(&i2c->dev, "Failed to request /RESET %d: %d\n",
+ wm5100->pdata.reset, ret);
+ goto err_ldo;
+ }
+ }
+
+ ret = regmap_read(wm5100->regmap, WM5100_SOFTWARE_RESET, &reg);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "Failed to read ID register\n");
+ goto err_reset;
+ }
+ switch (reg) {
+ case 0x8997:
+ case 0x5100:
+ break;
+
+ default:
+ dev_err(&i2c->dev, "Device is not a WM5100, ID is %x\n", reg);
+ ret = -EINVAL;
+ goto err_reset;
+ }
+
+ ret = regmap_read(wm5100->regmap, WM5100_DEVICE_REVISION, &reg);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "Failed to read revision register\n");
+ goto err_reset;
+ }
+ wm5100->rev = reg & WM5100_DEVICE_REVISION_MASK;
+
+ dev_info(&i2c->dev, "revision %c\n", wm5100->rev + 'A');
+
+ ret = wm5100_reset(wm5100);
+ if (ret < 0) {
+ dev_err(&i2c->dev, "Failed to issue reset\n");
+ goto err_reset;
+ }
+
+ wm5100_init_gpio(i2c);
+
+ for (i = 0; i < ARRAY_SIZE(wm5100->pdata.gpio_defaults); i++) {
+ if (!wm5100->pdata.gpio_defaults[i])
+ continue;
+
+ regmap_write(wm5100->regmap, WM5100_GPIO_CTRL_1 + i,
+ wm5100->pdata.gpio_defaults[i]);
+ }
+
+ for (i = 0; i < ARRAY_SIZE(wm5100->pdata.in_mode); i++) {
+ regmap_update_bits(wm5100->regmap, WM5100_IN1L_CONTROL,
+ WM5100_IN1_MODE_MASK |
+ WM5100_IN1_DMIC_SUP_MASK,
+ (wm5100->pdata.in_mode[i] <<
+ WM5100_IN1_MODE_SHIFT) |
+ (wm5100->pdata.dmic_sup[i] <<
+ WM5100_IN1_DMIC_SUP_SHIFT));
+ }
+
ret = snd_soc_register_codec(&i2c->dev,
&soc_codec_dev_wm5100, wm5100_dai,
ARRAY_SIZE(wm5100_dai));
if (ret < 0) {
dev_err(&i2c->dev, "Failed to register WM5100: %d\n", ret);
- kfree(wm5100);
+ goto err_reset;
}
return ret;
+
+err_reset:
+ wm5100_free_gpio(i2c);
+ if (wm5100->pdata.reset) {
+ gpio_set_value_cansleep(wm5100->pdata.reset, 1);
+ gpio_free(wm5100->pdata.reset);
+ }
+err_ldo:
+ if (wm5100->pdata.ldo_ena) {
+ gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
+ gpio_free(wm5100->pdata.ldo_ena);
+ }
+err_enable:
+ regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
+ wm5100->core_supplies);
+err_dbvdd3:
+ regulator_put(wm5100->dbvdd3);
+err_dbvdd2:
+ regulator_put(wm5100->dbvdd2);
+err_cpvdd:
+ regulator_put(wm5100->cpvdd);
+err_core:
+ regulator_bulk_free(ARRAY_SIZE(wm5100->core_supplies),
+ wm5100->core_supplies);
+err_regmap:
+ regmap_exit(wm5100->regmap);
+err:
+ return ret;
}
static __devexit int wm5100_i2c_remove(struct i2c_client *client)
{
+ struct wm5100_priv *wm5100 = i2c_get_clientdata(client);
+
snd_soc_unregister_codec(&client->dev);
- kfree(i2c_get_clientdata(client));
+ wm5100_free_gpio(client);
+ if (wm5100->pdata.reset) {
+ gpio_set_value_cansleep(wm5100->pdata.reset, 1);
+ gpio_free(wm5100->pdata.reset);
+ }
+ if (wm5100->pdata.ldo_ena) {
+ gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
+ gpio_free(wm5100->pdata.ldo_ena);
+ }
+ regulator_put(wm5100->dbvdd3);
+ regulator_put(wm5100->dbvdd2);
+ regulator_put(wm5100->cpvdd);
+ regulator_bulk_free(ARRAY_SIZE(wm5100->core_supplies),
+ wm5100->core_supplies);
+ regmap_exit(wm5100->regmap);
+
return 0;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.