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Diffstat (limited to 'drivers/nfc/st21nfca')
-rw-r--r--drivers/nfc/st21nfca/i2c.c46
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) {