pinctrl: imx27: fix offset calculation in imx_read_2bit

The offset for the 2bit register calculate wrong, this patch
fixes the problem. The debugfs printout for oconf, iconfa, iconfb
now shows the real values.

Cc: stable@vger.kernel.org
Signed-off-by: Chris Ruehl <chris.ruehl@gtsys.com.hk>
Reviewed-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/pinctrl/pinctrl-imx1-core.c b/drivers/pinctrl/pinctrl-imx1-core.c
index 9e7893fe96e0..815384b377b5 100644
--- a/drivers/pinctrl/pinctrl-imx1-core.c
+++ b/drivers/pinctrl/pinctrl-imx1-core.c
@@ -139,7 +139,7 @@ static int imx1_read_2bit(struct imx1_pinctrl *ipctl, unsigned int pin_id,
                 u32 reg_offset)
 {
         void __iomem *reg = imx1_mem(ipctl, pin_id) + reg_offset;
-        int offset = pin_id % 16;
+        int offset = (pin_id % 16) * 2;
 
         /* Use the next register if the pin's port pin number is >=16 */
         if (pin_id % 32 >= 16)