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path: root/drivers/nfc/st-nci/spi.c
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Diffstat (limited to 'drivers/nfc/st-nci/spi.c')
-rw-r--r--drivers/nfc/st-nci/spi.c29
1 files changed, 5 insertions, 24 deletions
diff --git a/drivers/nfc/st-nci/spi.c b/drivers/nfc/st-nci/spi.c
index 2834f6984608..383bf69163ef 100644
--- a/drivers/nfc/st-nci/spi.c
+++ b/drivers/nfc/st-nci/spi.c
@@ -224,7 +224,6 @@ static int st_nci_spi_acpi_request_resources(struct spi_device *spi_dev)
{
struct st_nci_spi_phy *phy = spi_get_drvdata(spi_dev);
struct device *dev = &spi_dev->dev;
- u8 tmp;
/* Get RESET GPIO from ACPI */
phy->gpiod_reset = devm_gpiod_get_index(dev, ST_NCI_GPIO_NAME_RESET,
@@ -234,19 +233,6 @@ static int st_nci_spi_acpi_request_resources(struct spi_device *spi_dev)
return PTR_ERR(phy->gpiod_reset);
}
- 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);
- tmp = phy->se_status.is_ese_present;
- }
-
- if (device_property_present(dev, "uicc-present")) {
- device_property_read_u8(dev, "uicc-present", &tmp);
- tmp = phy->se_status.is_uicc_present;
- }
-
return 0;
}
@@ -254,11 +240,6 @@ static int st_nci_spi_of_request_resources(struct spi_device *spi)
{
struct st_nci_spi_phy *phy = spi_get_drvdata(spi);
struct device *dev = &spi->dev;
- struct device_node *pp;
-
- pp = spi->dev.of_node;
- if (!pp)
- return -ENODEV;
/* Get GPIO from device tree */
phy->gpiod_reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
@@ -267,11 +248,6 @@ static int st_nci_spi_of_request_resources(struct spi_device *spi)
return PTR_ERR(phy->gpiod_reset);
}
- 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;
}
@@ -317,6 +293,11 @@ static int st_nci_spi_probe(struct spi_device *dev)
return -ENODEV;
}
+ phy->se_status.is_ese_present =
+ device_property_read_bool(&dev->dev, "ese-present");
+ phy->se_status.is_uicc_present =
+ device_property_read_bool(&dev->dev, "uicc-present");
+
r = ndlc_probe(phy, &spi_phy_ops, &dev->dev,
ST_NCI_FRAME_HEADROOM, ST_NCI_FRAME_TAILROOM,
&phy->ndlc, &phy->se_status);