diff options
Diffstat (limited to 'drivers/mfd/madera-core.c')
| -rw-r--r-- | drivers/mfd/madera-core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mfd/madera-core.c b/drivers/mfd/madera-core.c index 440030cecbbd..5b58a8aea902 100644 --- a/drivers/mfd/madera-core.c +++ b/drivers/mfd/madera-core.c @@ -15,6 +15,7 @@ #include <linux/gpio.h> #include <linux/mfd/core.h> #include <linux/module.h> +#include <linux/mutex.h> #include <linux/notifier.h> #include <linux/of.h> #include <linux/of_gpio.h> @@ -357,6 +358,8 @@ int madera_dev_init(struct madera *madera) dev_set_drvdata(madera->dev, madera); BLOCKING_INIT_NOTIFIER_HEAD(&madera->notifier); + mutex_init(&madera->dapm_ptr_lock); + madera_set_micbias_info(madera); /* |