diff options
| -rw-r--r-- | drivers/nfc/nxp-nci/i2c.c | 68 |
1 files changed, 15 insertions, 53 deletions
diff --git a/drivers/nfc/nxp-nci/i2c.c b/drivers/nfc/nxp-nci/i2c.c index 7344405feddf..6a627d1b6f85 100644 --- a/drivers/nfc/nxp-nci/i2c.c +++ b/drivers/nfc/nxp-nci/i2c.c @@ -256,48 +256,10 @@ static const struct acpi_gpio_mapping acpi_nxp_nci_gpios[] = { { } }; -static int nxp_nci_i2c_parse_devtree(struct i2c_client *client) -{ - struct nxp_nci_i2c_phy *phy = i2c_get_clientdata(client); - - phy->gpiod_en = devm_gpiod_get(&client->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR(phy->gpiod_en)) { - nfc_err(&client->dev, "Failed to get EN gpio\n"); - return PTR_ERR(phy->gpiod_en); - } - - phy->gpiod_fw = devm_gpiod_get(&client->dev, "firmware", GPIOD_OUT_LOW); - if (IS_ERR(phy->gpiod_fw)) { - nfc_err(&client->dev, "Failed to get FW gpio\n"); - return PTR_ERR(phy->gpiod_fw); - } - - return 0; -} - -static int nxp_nci_i2c_acpi_config(struct nxp_nci_i2c_phy *phy) -{ - struct i2c_client *client = phy->i2c_dev; - int r; - - r = devm_acpi_dev_add_driver_gpios(&client->dev, acpi_nxp_nci_gpios); - if (r) - return r; - - phy->gpiod_en = devm_gpiod_get(&client->dev, "enable", GPIOD_OUT_LOW); - phy->gpiod_fw = devm_gpiod_get(&client->dev, "firmware", GPIOD_OUT_LOW); - - if (IS_ERR(phy->gpiod_en) || IS_ERR(phy->gpiod_fw)) { - nfc_err(&client->dev, "No GPIOs\n"); - return -EINVAL; - } - - return 0; -} - static int nxp_nci_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id) { + struct device *dev = &client->dev; struct nxp_nci_i2c_phy *phy; int r; @@ -317,20 +279,20 @@ static int nxp_nci_i2c_probe(struct i2c_client *client, phy->i2c_dev = client; i2c_set_clientdata(client, phy); - if (client->dev.of_node) { - r = nxp_nci_i2c_parse_devtree(client); - if (r < 0) { - nfc_err(&client->dev, "Failed to get DT data\n"); - goto probe_exit; - } - } else if (ACPI_HANDLE(&client->dev)) { - r = nxp_nci_i2c_acpi_config(phy); - if (r < 0) - goto probe_exit; - } else { - nfc_err(&client->dev, "No platform data\n"); - r = -EINVAL; - goto probe_exit; + r = devm_acpi_dev_add_driver_gpios(dev, acpi_nxp_nci_gpios); + if (r) + return r; + + phy->gpiod_en = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW); + if (IS_ERR(phy->gpiod_en)) { + nfc_err(dev, "Failed to get EN gpio\n"); + return PTR_ERR(phy->gpiod_en); + } + + phy->gpiod_fw = devm_gpiod_get(dev, "firmware", GPIOD_OUT_LOW); + if (IS_ERR(phy->gpiod_fw)) { + nfc_err(dev, "Failed to get FW gpio\n"); + return PTR_ERR(phy->gpiod_fw); } r = nxp_nci_probe(phy, &client->dev, &i2c_phy_ops, |