[PATCH 08/14] tty: atmel_serial: add pinctrl support

Nicolas Ferre nicolas.ferre at atmel.com
Tue Sep 11 06:33:57 EDT 2012


On 08/10/2012 03:02 PM, Jean-Christophe PLAGNIOL-VILLARD :
> Cc: Linus Walleij <linus.walleij at linaro.org>
> Cc: Nicolas Ferre <nicolas.ferre at atmel.com>
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
> Cc: linux-serial at vger.kernel.org
> ---
> Hi Greg,
> 
> 	if you don't mind I would like to apply with the rest of the pinctrl
> 	patch series
> 
> Best Regards,
> J.
>  drivers/tty/serial/atmel_serial.c |    8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
> index 3d7e1ee..65f891b 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)


No: you should branch to "err_alloc_ring:".

Bye,
-- 
Nicolas Ferre



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