diff options
Diffstat (limited to 'drivers/pwm')
| -rw-r--r-- | drivers/pwm/pwm-sun4i.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/pwm/pwm-sun4i.c b/drivers/pwm/pwm-sun4i.c index 334199c58f1d..42e6f0873d1c 100644 --- a/drivers/pwm/pwm-sun4i.c +++ b/drivers/pwm/pwm-sun4i.c @@ -117,7 +117,8 @@ static void sun4i_pwm_get_state(struct pwm_chip *chip, val = sun4i_pwm_readl(sun4i_pwm, PWM_CTRL_REG); - if ((val == PWM_PRESCAL_MASK) && sun4i_pwm->data->has_prescaler_bypass) + if ((PWM_REG_PRESCAL(val, pwm->hwpwm) == PWM_PRESCAL_MASK) && + sun4i_pwm->data->has_prescaler_bypass) prescaler = 1; else prescaler = prescaler_table[PWM_REG_PRESCAL(val, pwm->hwpwm)]; @@ -130,7 +131,8 @@ static void sun4i_pwm_get_state(struct pwm_chip *chip, else state->polarity = PWM_POLARITY_INVERSED; - if (val & BIT_CH(PWM_CLK_GATING | PWM_EN, pwm->hwpwm)) + if ((val & BIT_CH(PWM_CLK_GATING | PWM_EN, pwm->hwpwm)) == + BIT_CH(PWM_CLK_GATING | PWM_EN, pwm->hwpwm)) state->enabled = true; else state->enabled = false; |