diff options
Diffstat (limited to 'drivers/pwm/pwm-imx.c')
| -rw-r--r-- | drivers/pwm/pwm-imx.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/pwm/pwm-imx.c b/drivers/pwm/pwm-imx.c index 320ea7c4239..bb37b39fa0e 100644 --- a/drivers/pwm/pwm-imx.c +++ b/drivers/pwm/pwm-imx.c @@ -20,10 +20,11 @@ int pwm_config_internal(struct pwm_regs *pwm, unsigned long period_cycles, u32 cr; writel(0, &pwm->ir); - cr = PWMCR_PRESCALER(prescale) | + + cr = readl(&pwm->cr) & PWMCR_EN; + cr |= PWMCR_PRESCALER(prescale) | PWMCR_DOZEEN | PWMCR_WAITEN | PWMCR_DBGEN | PWMCR_CLKSRC_IPG_HIGH; - writel(cr, &pwm->cr); /* set duty cycles */ writel(duty_cycles, &pwm->sar); |