diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-03-07 12:25:43 +0200 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2017-04-05 10:07:36 +0200 |
| commit | 79557b33cca2fa005235b45ab16b81f95f441bd8 (patch) | |
| tree | 8dec9f64d57985b77637f923b036fdefbe3f0b33 /drivers/nfc | |
| parent | bacf2a6a05726e3f10aa94ef7a20feba62ee5579 (diff) | |
| download | linux-79557b33cca2fa005235b45ab16b81f95f441bd8.tar.bz2 | |
NFC: st21nfca: Get rid of platform data
Legacy platform data must go away. We are on the safe side here since
there are no users of it in the kernel.
If anyone by any odd reason needs it the GPIO lookup tables and
built-in device properties at your service.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/nfc')
| -rw-r--r-- | drivers/nfc/st21nfca/i2c.c | 46 |
1 files changed, 3 insertions, 43 deletions
diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c index c4f0d048359b..443733502251 100644 --- a/drivers/nfc/st21nfca/i2c.c +++ b/drivers/nfc/st21nfca/i2c.c @@ -20,7 +20,6 @@ #include <linux/crc-ccitt.h> #include <linux/module.h> #include <linux/i2c.h> -#include <linux/gpio.h> #include <linux/gpio/consumer.h> #include <linux/of_irq.h> #include <linux/of_gpio.h> @@ -29,7 +28,7 @@ #include <linux/delay.h> #include <linux/nfc.h> #include <linux/firmware.h> -#include <linux/platform_data/st21nfca.h> + #include <asm/unaligned.h> #include <net/nfc/hci.h> @@ -59,6 +58,7 @@ #define IS_START_OF_FRAME(buf) (buf[0] == ST21NFCA_SOF_EOF && \ buf[1] == 0) +#define ST21NFCA_HCI_DRIVER_NAME "st21nfca_hci" #define ST21NFCA_HCI_I2C_DRIVER_NAME "st21nfca_hci_i2c" #define ST21NFCA_GPIO_NAME_EN "enable" @@ -576,43 +576,10 @@ static int st21nfca_hci_i2c_of_request_resources(struct i2c_client *client) return 0; } -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; - - pdata = client->dev.platform_data; - if (pdata == NULL) { - nfc_err(&client->dev, "No platform data\n"); - return -EINVAL; - } - - /* store for later use */ - phy->gpio_ena = pdata->gpio_ena; - phy->irq_polarity = pdata->irq_polarity; - - if (phy->gpio_ena > 0) { - r = devm_gpio_request_one(&client->dev, phy->gpio_ena, - GPIOF_OUT_INIT_HIGH, - ST21NFCA_GPIO_NAME_EN); - if (r) { - pr_err("%s : ena gpio_request failed\n", __FILE__); - return r; - } - } - - phy->se_status.is_ese_present = pdata->is_ese_present; - phy->se_status.is_uicc_present = pdata->is_uicc_present; - - return 0; -} - static int st21nfca_hci_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct st21nfca_i2c_phy *phy; - struct st21nfca_nfc_platform_data *pdata; int r; dev_dbg(&client->dev, "%s\n", __func__); @@ -638,19 +605,12 @@ static int st21nfca_hci_i2c_probe(struct i2c_client *client, mutex_init(&phy->phy_lock); i2c_set_clientdata(client, phy); - pdata = client->dev.platform_data; - if (!pdata && client->dev.of_node) { + if (client->dev.of_node) { r = st21nfca_hci_i2c_of_request_resources(client); if (r) { nfc_err(&client->dev, "No platform data\n"); return r; } - } else if (pdata) { - r = st21nfca_hci_i2c_request_resources(client); - if (r) { - nfc_err(&client->dev, "Cannot get platform resources\n"); - return r; - } } else if (ACPI_HANDLE(&client->dev)) { r = st21nfca_hci_i2c_acpi_request_resources(client); if (r) { |