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Diffstat (limited to 'sound/soc/codecs/wm0010.c')
-rw-r--r--sound/soc/codecs/wm0010.c70
1 files changed, 24 insertions, 46 deletions
diff --git a/sound/soc/codecs/wm0010.c b/sound/soc/codecs/wm0010.c
index 1d4259433f47..7511c71695c6 100644
--- a/sound/soc/codecs/wm0010.c
+++ b/sound/soc/codecs/wm0010.c
@@ -18,7 +18,7 @@
#include <linux/firmware.h>
#include <linux/delay.h>
#include <linux/fs.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
#include <linux/regulator/consumer.h>
#include <linux/mutex.h>
#include <linux/workqueue.h>
@@ -94,8 +94,7 @@ struct wm0010_priv {
struct wm0010_pdata pdata;
- int gpio_reset;
- int gpio_reset_value;
+ struct gpio_desc *reset;
struct regulator_bulk_data core_supplies[2];
struct regulator *dbvdd;
@@ -116,14 +115,6 @@ struct wm0010_priv {
struct completion boot_completion;
};
-struct wm0010_spi_msg {
- struct spi_message m;
- struct spi_transfer t;
- u8 *tx_buf;
- u8 *rx_buf;
- size_t len;
-};
-
static const struct snd_soc_dapm_widget wm0010_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("CLKIN", SND_SOC_NOPM, 0, 0, NULL, 0),
};
@@ -174,8 +165,7 @@ static void wm0010_halt(struct snd_soc_component *component)
case WM0010_STAGE2:
case WM0010_FIRMWARE:
/* Remember to put chip back into reset */
- gpio_set_value_cansleep(wm0010->gpio_reset,
- wm0010->gpio_reset_value);
+ gpiod_set_value_cansleep(wm0010->reset, 1);
/* Disable the regulators */
regulator_disable(wm0010->dbvdd);
regulator_bulk_disable(ARRAY_SIZE(wm0010->core_supplies),
@@ -610,7 +600,7 @@ static int wm0010_boot(struct snd_soc_component *component)
}
/* Release reset */
- gpio_set_value_cansleep(wm0010->gpio_reset, !wm0010->gpio_reset_value);
+ gpiod_set_value_cansleep(wm0010->reset, 0);
spin_lock_irqsave(&wm0010->irq_lock, flags);
wm0010->state = WM0010_OUT_OF_RESET;
spin_unlock_irqrestore(&wm0010->irq_lock, flags);
@@ -733,16 +723,17 @@ static int wm0010_set_bias_level(struct snd_soc_component *component,
enum snd_soc_bias_level level)
{
struct wm0010_priv *wm0010 = snd_soc_component_get_drvdata(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
switch (level) {
case SND_SOC_BIAS_ON:
- if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE)
+ if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_PREPARE)
wm0010_boot(component);
break;
case SND_SOC_BIAS_PREPARE:
break;
case SND_SOC_BIAS_STANDBY:
- if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE) {
+ if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_PREPARE) {
mutex_lock(&wm0010->lock);
wm0010_halt(component);
mutex_unlock(&wm0010->lock);
@@ -863,7 +854,6 @@ static int wm0010_probe(struct snd_soc_component *component)
static int wm0010_spi_probe(struct spi_device *spi)
{
- unsigned long gpio_flags;
int ret;
int trigger;
int irq;
@@ -903,31 +893,11 @@ static int wm0010_spi_probe(struct spi_device *spi)
return ret;
}
- if (wm0010->pdata.gpio_reset) {
- wm0010->gpio_reset = wm0010->pdata.gpio_reset;
-
- if (wm0010->pdata.reset_active_high)
- wm0010->gpio_reset_value = 1;
- else
- wm0010->gpio_reset_value = 0;
-
- if (wm0010->gpio_reset_value)
- gpio_flags = GPIOF_OUT_INIT_HIGH;
- else
- gpio_flags = GPIOF_OUT_INIT_LOW;
-
- ret = devm_gpio_request_one(wm0010->dev, wm0010->gpio_reset,
- gpio_flags, "wm0010 reset");
- if (ret < 0) {
- dev_err(wm0010->dev,
- "Failed to request GPIO for DSP reset: %d\n",
- ret);
- return ret;
- }
- } else {
- dev_err(wm0010->dev, "No reset GPIO configured\n");
- return -EINVAL;
- }
+ wm0010->reset = devm_gpiod_get(wm0010->dev, "reset", GPIOD_OUT_HIGH);
+ if (IS_ERR(wm0010->reset))
+ return dev_err_probe(wm0010->dev, PTR_ERR(wm0010->reset),
+ "could not get RESET GPIO\n");
+ gpiod_set_consumer_name(wm0010->reset, "wm0010 reset");
wm0010->state = WM0010_POWER_OFF;
@@ -951,7 +921,7 @@ static int wm0010_spi_probe(struct spi_device *spi)
if (ret) {
dev_err(wm0010->dev, "Failed to set IRQ %d as wake source: %d\n",
irq, ret);
- return ret;
+ goto free_irq;
}
if (spi->max_speed_hz)
@@ -963,17 +933,25 @@ static int wm0010_spi_probe(struct spi_device *spi)
&soc_component_dev_wm0010, wm0010_dai,
ARRAY_SIZE(wm0010_dai));
if (ret < 0)
- return ret;
+ goto disable_irq_wake;
return 0;
+
+disable_irq_wake:
+ irq_set_irq_wake(wm0010->irq, 0);
+
+free_irq:
+ if (wm0010->irq)
+ free_irq(wm0010->irq, wm0010);
+
+ return ret;
}
static void wm0010_spi_remove(struct spi_device *spi)
{
struct wm0010_priv *wm0010 = spi_get_drvdata(spi);
- gpio_set_value_cansleep(wm0010->gpio_reset,
- wm0010->gpio_reset_value);
+ gpiod_set_value_cansleep(wm0010->reset, 1);
irq_set_irq_wake(wm0010->irq, 0);