diff options
Diffstat (limited to 'drivers/nfc/st-nci/i2c.c')
| -rw-r--r-- | drivers/nfc/st-nci/i2c.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/nfc/st-nci/i2c.c b/drivers/nfc/st-nci/i2c.c index 2ee381586f14..edda253b07fe 100644 --- a/drivers/nfc/st-nci/i2c.c +++ b/drivers/nfc/st-nci/i2c.c @@ -40,8 +40,6 @@ #define ST_NCI_DRIVER_NAME "st_nci" #define ST_NCI_I2C_DRIVER_NAME "st_nci_i2c" -#define ST_NCI_GPIO_NAME_RESET "reset" - struct st_nci_i2c_phy { struct i2c_client *i2c_dev; struct llt_ndlc *ndlc; @@ -205,14 +203,25 @@ static struct nfc_phy_ops i2c_phy_ops = { .disable = st_nci_i2c_disable, }; +static const struct acpi_gpio_params reset_gpios = { 1, 0, false }; + +static const struct acpi_gpio_mapping acpi_st_nci_gpios[] = { + { "reset-gpios", &reset_gpios, 1 }, + {}, +}; + static int st_nci_i2c_acpi_request_resources(struct i2c_client *client) { struct st_nci_i2c_phy *phy = i2c_get_clientdata(client); struct device *dev = &client->dev; + int r; + + r = devm_acpi_dev_add_driver_gpios(dev, acpi_st_nci_gpios); + if (r) + return r; /* Get RESET GPIO from ACPI */ - phy->gpiod_reset = devm_gpiod_get_index(dev, ST_NCI_GPIO_NAME_RESET, - 1, GPIOD_OUT_HIGH); + phy->gpiod_reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); if (IS_ERR(phy->gpiod_reset)) { nfc_err(dev, "Unable to get RESET GPIO\n"); return -ENODEV; |