diff options
Diffstat (limited to 'sound/soc/codecs/wm0010.c')
| -rw-r--r-- | sound/soc/codecs/wm0010.c | 70 |
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); |
