Populate PWM mode in of_xlate function to avoid pwm_apply_state() failure.
Signed-off-by: Claudiu Beznea claudiu.beznea@microchip.com --- drivers/pwm/pwm-cros-ec.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/drivers/pwm/pwm-cros-ec.c b/drivers/pwm/pwm-cros-ec.c index 9c13694eaa24..e54954c13323 100644 --- a/drivers/pwm/pwm-cros-ec.c +++ b/drivers/pwm/pwm-cros-ec.c @@ -137,6 +137,7 @@ static struct pwm_device * cros_ec_pwm_xlate(struct pwm_chip *pc, const struct of_phandle_args *args) { struct pwm_device *pwm; + struct pwm_caps caps;
if (args->args[0] >= pc->npwm) return ERR_PTR(-EINVAL); @@ -145,8 +146,11 @@ cros_ec_pwm_xlate(struct pwm_chip *pc, const struct of_phandle_args *args) if (IS_ERR(pwm)) return pwm;
+ pwm_get_caps(pc, pwm, &caps); + /* The EC won't let us change the period */ pwm->args.period = EC_PWM_MAX_DUTY; + pwm->args.mode = BIT(ffs(caps.modes) - 1);
return pwm; }