nfc: st21nfca: Add macro for gpio name
Add macro definition for each gpio string for an easier code
maintenance.
Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c
index 0e6f6a8..831e20d 100644
--- a/drivers/nfc/st21nfca/i2c.c
+++ b/drivers/nfc/st21nfca/i2c.c
@@ -60,6 +60,8 @@
#define ST21NFCA_HCI_I2C_DRIVER_NAME "st21nfca_hci_i2c"
+#define ST21NFCA_GPIO_NAME_EN "clf_enable"
+
struct st21nfca_i2c_phy {
struct i2c_client *i2c_dev;
struct nfc_hci_dev *hdev;
@@ -522,7 +524,7 @@
/* GPIO request and configuration */
r = devm_gpio_request_one(&client->dev, gpio, GPIOF_OUT_INIT_HIGH,
- "clf_enable");
+ ST21NFCA_GPIO_NAME_EN);
if (r) {
nfc_err(&client->dev, "Failed to request enable pin\n");
return r;
@@ -558,7 +560,8 @@
if (phy->gpio_ena > 0) {
r = devm_gpio_request_one(&client->dev, phy->gpio_ena,
- GPIOF_OUT_INIT_HIGH, "clf_enable");
+ GPIOF_OUT_INIT_HIGH,
+ ST21NFCA_GPIO_NAME_EN);
if (r) {
pr_err("%s : ena gpio_request failed\n", __FILE__);
return r;