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serial: mxs-auart: adopt pinctrl support

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Cc: linux-serial@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
This commit is contained in:
Shawn Guo 2012-05-06 22:54:26 +08:00
parent 258e055111
commit 2e174c3373
1 changed files with 8 additions and 0 deletions
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8
drivers/tty/serial/mxs-auart.c
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@ -32,6 +32,7 @@
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/io.h>
#include <linux/pinctrl/consumer.h>
#include <asm/cacheflush.h>
@ -678,6 +679,7 @@ static int __devinit mxs_auart_probe(struct platform_device *pdev)
u32 version;
int ret = 0;
struct resource *r;
struct pinctrl *pinctrl;
s = kzalloc(sizeof(struct mxs_auart_port), GFP_KERNEL);
if (!s) {
@ -685,6 +687,12 @@ static int __devinit mxs_auart_probe(struct platform_device *pdev)
goto out;
}
pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
if (IS_ERR(pinctrl)) {
ret = PTR_ERR(pinctrl);
goto out_free;
}
s->clk = clk_get(&pdev->dev, NULL);
if (IS_ERR(s->clk)) {
ret = PTR_ERR(s->clk);