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[04/10] i2c: pxa: configure pins

Message ID 1350551224-12857-4-git-send-email-haojian.zhuang@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Haojian Zhuang Oct. 18, 2012, 9:06 a.m. UTC 
Configure pins by pinctrl driver.

Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
---
 drivers/i2c/busses/i2c-pxa.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

Comments

Linus Walleij Oct. 18, 2012, 6:22 p.m. UTC | #1 
On Thu, Oct 18, 2012 at 11:06 AM, Haojian Zhuang
<haojian.zhuang@gmail.com> wrote:

> Configure pins by pinctrl driver.
>
> Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>

Acked-by: Linus Walleij <linus.walleij@linaro.org>

Yours,
Linus Walleij
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Patch

diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index 1034d93..cd66ec2 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -32,6 +32,7 @@ 
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <linux/of_i2c.h>
+#include <linux/pinctrl/consumer.h>
 #include <linux/platform_device.h>
 #include <linux/err.h>
 #include <linux/clk.h>
@@ -1051,6 +1052,7 @@  static int i2c_pxa_probe_dt(struct platform_device *pdev, struct pxa_i2c *i2c,
 			    enum pxa_i2c_types *i2c_types)
 {
 	struct device_node *np = pdev->dev.of_node;
+	struct pinctrl *pinctrl;
 	const struct of_device_id *of_id =
 			of_match_device(i2c_pxa_dt_ids, &pdev->dev);
 	int ret;
@@ -1063,6 +1065,9 @@  static int i2c_pxa_probe_dt(struct platform_device *pdev, struct pxa_i2c *i2c,
 		return ret;
 	}
 	pdev->id = ret;
+	pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
+	if (IS_ERR(pinctrl))
+		return 1;
 	if (of_get_property(np, "mrvl,i2c-polling", NULL))
 		i2c->use_pio = 1;
 	if (of_get_property(np, "mrvl,i2c-fast-mode", NULL))