diff options
Diffstat (limited to 'drivers/gpio/gpio-pca953x.c')
| -rw-r--r-- | drivers/gpio/gpio-pca953x.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index fe731f094257..f645dbd11e52 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -17,6 +17,7 @@ #include <linux/interrupt.h> #include <linux/i2c.h> #include <linux/platform_data/pca953x.h> +#include <linux/reset.h> #include <linux/slab.h> #include <asm/unaligned.h> #include <linux/of_platform.h> @@ -813,6 +814,10 @@ static int pca953x_probe(struct i2c_client *client, lockdep_set_subclass(&chip->i2c_lock, i2c_adapter_depth(client->adapter)); + ret = device_reset(&client->dev); + if (ret == -EPROBE_DEFER) + return -EPROBE_DEFER; + /* initialize cached registers from their original values. * we can't share this chip with another i2c master. */ |