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-rw-r--r--drivers/gpio/gpio-pca953x.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index 02f2a5621bb0..892dc043f40b 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -786,6 +786,8 @@ static int pca953x_probe(struct i2c_client *client,
chip->chip_type = PCA_CHIP_TYPE(chip->driver_data);
mutex_init(&chip->i2c_lock);
+ lockdep_set_subclass(&chip->i2c_lock,
+ i2c_adapter_depth(client->adapter));
/* initialize cached registers from their original values.
* we can't share this chip with another i2c master.