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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2012-07-06 00:41:57 +0800
committerJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2012-10-13 09:21:44 +0800
commit784557decc48432c389b3d2ec1cbde515a4b2d9f (patch)
tree18d83b662db4e47feb7c478a80d1d5618c4eb105 /drivers/tty/serial/atmel_serial.c
parentec6754a7b9e90a1eba7f3b2812003bb51d3dcf30 (diff)
tty: atmel_serial: add pinctrl support
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'drivers/tty/serial/atmel_serial.c')
-rw-r--r--drivers/tty/serial/atmel_serial.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index 3d7e1ee2fa5..65f891be12d 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -39,6 +39,7 @@
#include <linux/atmel_pdc.h>
#include <linux/atmel_serial.h>
#include <linux/uaccess.h>
+#include <linux/pinctrl/consumer.h>
#include <asm/io.h>
#include <asm/ioctls.h>
@@ -1773,6 +1774,7 @@ static int __devinit atmel_serial_probe(struct platform_device *pdev)
struct atmel_uart_data *pdata = pdev->dev.platform_data;
void *data;
int ret = -ENODEV;
+ struct pinctrl *pinctrl;
BUILD_BUG_ON(ATMEL_SERIAL_RINGSIZE & (ATMEL_SERIAL_RINGSIZE - 1));
@@ -1805,6 +1807,12 @@ static int __devinit atmel_serial_probe(struct platform_device *pdev)
atmel_init_port(port, pdev);
+ pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
+ if (IS_ERR(pinctrl)) {
+ ret = PTR_ERR(pinctrl);
+ goto err;
+ }
+
if (!atmel_use_dma_rx(&port->uart)) {
ret = -ENOMEM;
data = kmalloc(sizeof(struct atmel_uart_char)