[PATCH] i2c: sirf: get the i2c pin group by pinctrl api

[Barry Song]

From: Barry Song <Baohua.Song at csr.com>

hardcode set i2c pin group to i2c function before, here we
move to use standard pinctrl API to get pins of the group.

Signed-off-by: Barry Song <Baohua.Song at csr.com>
Cc: Linus Walleij <linus.walleij at linaro.org>
---
 drivers/i2c/busses/i2c-sirf.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/drivers/i2c/busses/i2c-sirf.c b/drivers/i2c/busses/i2c-sirf.c
index 5a7ad24..dd4004e 100644
--- a/drivers/i2c/busses/i2c-sirf.c
+++ b/drivers/i2c/busses/i2c-sirf.c
@@ -16,6 +16,7 @@
 #include <linux/clk.h>
 #include <linux/err.h>
 #include <linux/io.h>
+#include <linux/pinctrl/consumer.h>
 
 #define SIRFSOC_I2C_CLK_CTRL		0x00
 #define SIRFSOC_I2C_STATUS		0x0C
@@ -265,6 +266,7 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev)
 	struct i2c_adapter *adap;
 	struct resource *mem_res;
 	struct clk *clk;
+	struct pinctrl *pinctrl;
 	int bitrate;
 	int ctrl_speed;
 	int irq;
@@ -272,6 +274,12 @@ static int i2c_sirfsoc_probe(struct platform_device *pdev)
 	int err;
 	u32 regval;
 
+	pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
+	if (IS_ERR(pinctrl)) {
+		err = PTR_ERR(pinctrl);
+		goto failed_pin;
+	}
+
 	clk = clk_get(&pdev->dev, NULL);
 	if (IS_ERR(clk)) {
 		err = PTR_ERR(clk);
@@ -385,6 +393,7 @@ err_clk_en:
 err_clk_prep:
 	clk_put(clk);
 err_get_clk:
+failed_pin:
 	return err;
 }
 
-- 
1.7.5.4



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