1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/pwm/pwm-imx27.c b/drivers/pwm/pwm-imx27.c
index c50d453552bd..86bcafd23e4f 100644
--- a/drivers/pwm/pwm-imx27.c
+++ b/drivers/pwm/pwm-imx27.c
@@ -235,8 +235,9 @@ static int pwm_imx27_apply(struct pwm_chip *chip, struct pwm_device *pwm,
 
         period_cycles /= prescale;
         c = clkrate * state->duty_cycle;
-        do_div(c, NSEC_PER_SEC * prescale);
+        do_div(c, NSEC_PER_SEC);
         duty_cycles = c;
+        duty_cycles /= prescale;
 
         /*
          * according to imx pwm RM, the real period value should be PERIOD