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path: root/drivers/mfd/at91-usart.c
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Diffstat (limited to 'drivers/mfd/at91-usart.c')
-rw-r--r--drivers/mfd/at91-usart.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/mfd/at91-usart.c b/drivers/mfd/at91-usart.c
index d20747f612c1..6a8351a4588e 100644
--- a/drivers/mfd/at91-usart.c
+++ b/drivers/mfd/at91-usart.c
@@ -15,29 +15,29 @@
#include <linux/of.h>
#include <linux/property.h>
-static struct mfd_cell at91_usart_spi_subdev = {
- .name = "at91_usart_spi",
- .of_compatible = "microchip,at91sam9g45-usart-spi",
- };
+static const struct mfd_cell at91_usart_spi_subdev = {
+ .name = "at91_usart_spi",
+ .of_compatible = "microchip,at91sam9g45-usart-spi",
+};
-static struct mfd_cell at91_usart_serial_subdev = {
- .name = "atmel_usart_serial",
- .of_compatible = "atmel,at91rm9200-usart-serial",
- };
+static const struct mfd_cell at91_usart_serial_subdev = {
+ .name = "atmel_usart_serial",
+ .of_compatible = "atmel,at91rm9200-usart-serial",
+};
static int at91_usart_mode_probe(struct platform_device *pdev)
{
- struct mfd_cell cell;
+ const struct mfd_cell *cell;
u32 opmode = AT91_USART_MODE_SERIAL;
device_property_read_u32(&pdev->dev, "atmel,usart-mode", &opmode);
switch (opmode) {
case AT91_USART_MODE_SPI:
- cell = at91_usart_spi_subdev;
+ cell = &at91_usart_spi_subdev;
break;
case AT91_USART_MODE_SERIAL:
- cell = at91_usart_serial_subdev;
+ cell = &at91_usart_serial_subdev;
break;
default:
dev_err(&pdev->dev, "atmel,usart-mode has an invalid value %u\n",
@@ -45,7 +45,7 @@ static int at91_usart_mode_probe(struct platform_device *pdev)
return -EINVAL;
}
- return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, &cell, 1,
+ return devm_mfd_add_devices(&pdev->dev, PLATFORM_DEVID_AUTO, cell, 1,
NULL, 0, NULL);
}