-static int st_nci_i2c_acpi_request_resources(struct i2c_client *client)
-{
- struct st_nci_i2c_phy *phy = i2c_get_clientdata(client);
- struct gpio_desc *gpiod_reset;
- struct device *dev = &client->dev;
- u8 tmp;
-
- /* Get RESET GPIO from ACPI */
- gpiod_reset = devm_gpiod_get_index(dev, ST_NCI_GPIO_NAME_RESET, 1,
- GPIOD_OUT_HIGH);
- if (IS_ERR(gpiod_reset)) {
- nfc_err(dev, "Unable to get RESET GPIO\n");
- return -ENODEV;
- }
-
- phy->gpio_reset = desc_to_gpio(gpiod_reset);
-
- phy->irq_polarity = irq_get_trigger_type(client->irq);
-
- phy->se_status.is_ese_present = false;
- phy->se_status.is_uicc_present = false;
-
- if (device_property_present(dev, "ese-present")) {
- device_property_read_u8(dev, "ese-present", &tmp);
- phy->se_status.is_ese_present = tmp;
- }
-
- if (device_property_present(dev, "uicc-present")) {
- device_property_read_u8(dev, "uicc-present", &tmp);
- phy->se_status.is_uicc_present = tmp;
- }
-
- return 0;
-}
-
-static int st_nci_i2c_of_request_resources(struct i2c_client *client)
-{
- struct st_nci_i2c_phy *phy = i2c_get_clientdata(client);
- struct device_node *pp;
- int gpio;
- int r;
-
- pp = client->dev.of_node;
- if (!pp)
- return -ENODEV;
-
- /* Get GPIO from device tree */
- gpio = of_get_named_gpio(pp, "reset-gpios", 0);
- if (gpio < 0) {
- nfc_err(&client->dev,
- "Failed to retrieve reset-gpios from device tree\n");
- return gpio;
- }
-
- /* GPIO request and configuration */
- r = devm_gpio_request_one(&client->dev, gpio,
- GPIOF_OUT_INIT_HIGH, ST_NCI_GPIO_NAME_RESET);
- if (r) {
- nfc_err(&client->dev, "Failed to request reset pin\n");
- return r;
- }
- phy->gpio_reset = gpio;
-
- phy->irq_polarity = irq_get_trigger_type(client->irq);
-
- phy->se_status.is_ese_present =
- of_property_read_bool(pp, "ese-present");
- phy->se_status.is_uicc_present =
- of_property_read_bool(pp, "uicc-present");
-
- return 0;
-}
-
-static int st_nci_i2c_request_resources(struct i2c_client *client)
-{
- struct st_nci_nfc_platform_data *pdata;
- struct st_nci_i2c_phy *phy = i2c_get_clientdata(client);
- int r;
-
- pdata = client->dev.platform_data;
- if (pdata == NULL) {
- nfc_err(&client->dev, "No platform data\n");
- return -EINVAL;
- }