diff options
Diffstat (limited to 'drivers/nfc/st21nfca/i2c.c')
| -rw-r--r-- | drivers/nfc/st21nfca/i2c.c | 30 |
1 files changed, 1 insertions, 29 deletions
diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c index 22bc8c2311c..44e1c769e33 100644 --- a/drivers/nfc/st21nfca/i2c.c +++ b/drivers/nfc/st21nfca/i2c.c @@ -72,7 +72,6 @@ struct st21nfca_i2c_phy { struct nfc_hci_dev *hdev; unsigned int gpio_ena; - unsigned int gpio_irq; unsigned int irq_polarity; struct sk_buff *pending_skb; @@ -536,15 +535,7 @@ static int st21nfca_hci_i2c_of_request_resources(struct i2c_client *client) phy->gpio_ena = gpio; - /* IRQ */ - r = irq_of_parse_and_map(pp, 0); - if (r < 0) { - nfc_err(&client->dev, "Unable to get irq, error: %d\n", r); - return r; - } - - phy->irq_polarity = irq_get_trigger_type(r); - client->irq = r; + phy->irq_polarity = irq_get_trigger_type(client->irq); return 0; } @@ -560,7 +551,6 @@ static int st21nfca_hci_i2c_request_resources(struct i2c_client *client) struct st21nfca_nfc_platform_data *pdata; struct st21nfca_i2c_phy *phy = i2c_get_clientdata(client); int r; - int irq; pdata = client->dev.platform_data; if (pdata == NULL) { @@ -569,17 +559,9 @@ static int st21nfca_hci_i2c_request_resources(struct i2c_client *client) } /* store for later use */ - phy->gpio_irq = pdata->gpio_irq; phy->gpio_ena = pdata->gpio_ena; phy->irq_polarity = pdata->irq_polarity; - r = devm_gpio_request_one(&client->dev, phy->gpio_irq, GPIOF_IN, - "wake_up"); - if (r) { - pr_err("%s : gpio_request failed\n", __FILE__); - return -ENODEV; - } - if (phy->gpio_ena > 0) { r = devm_gpio_request_one(&client->dev, phy->gpio_ena, GPIOF_OUT_INIT_HIGH, "clf_enable"); @@ -589,16 +571,6 @@ static int st21nfca_hci_i2c_request_resources(struct i2c_client *client) } } - /* IRQ */ - irq = gpio_to_irq(phy->gpio_irq); - if (irq < 0) { - nfc_err(&client->dev, - "Unable to get irq number for GPIO %d error %d\n", - phy->gpio_irq, r); - return -ENODEV; - } - client->irq = irq; - return 0; } |