[PATCH 2/9] serial: amba-pl011: adopt pinctrl support

Russell King - ARM Linux linux at arm.linux.org.uk
Sun May 6 11:41:56 EDT 2012


On Sun, May 06, 2012 at 11:34:58PM +0800, Shawn Guo wrote:
> Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> Signed-off-by: Shawn Guo <shawn.guo at linaro.org>

Looks fine.

Acked-by: Russell King <rmk+kernel at arm.linux.org.uk>

> ---
>  drivers/tty/serial/amba-pl011.c |    8 ++++++++
>  1 files changed, 8 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c
> index 3d569cd..062ef8c 100644
> --- a/drivers/tty/serial/amba-pl011.c
> +++ b/drivers/tty/serial/amba-pl011.c
> @@ -52,6 +52,7 @@
>  #include <linux/scatterlist.h>
>  #include <linux/delay.h>
>  #include <linux/types.h>
> +#include <linux/pinctrl/consumer.h>
>  
>  #include <asm/io.h>
>  #include <asm/sizes.h>
> @@ -1916,6 +1917,7 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id)
>  {
>  	struct uart_amba_port *uap;
>  	struct vendor_data *vendor = id->data;
> +	struct pinctrl *pinctrl;
>  	void __iomem *base;
>  	int i, ret;
>  
> @@ -1940,6 +1942,12 @@ static int pl011_probe(struct amba_device *dev, const struct amba_id *id)
>  		goto free;
>  	}
>  
> +	pinctrl = devm_pinctrl_get_select_default(&dev->dev);
> +	if (IS_ERR(pinctrl)) {
> +		ret = PTR_ERR(pinctrl);
> +		goto unmap;
> +	}
> +
>  	uap->clk = clk_get(&dev->dev, NULL);
>  	if (IS_ERR(uap->clk)) {
>  		ret = PTR_ERR(uap->clk);
> -- 
> 1.7.5.4
> 
> 
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