[PATCH v3 04/10] pwm: pxa: populate PWM mode in of_xlate function

From: Claudiu Beznea
Date: Thu Feb 22 2018 - 07:03:28 EST


Populate PWM mode in of_xlate function to avoid pwm_apply_state() failure.

Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
---
drivers/pwm/pwm-pxa.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/pwm/pwm-pxa.c b/drivers/pwm/pwm-pxa.c
index 4143a46684d2..7a035716e054 100644
--- a/drivers/pwm/pwm-pxa.c
+++ b/drivers/pwm/pwm-pxa.c
@@ -155,12 +155,16 @@ static struct pwm_device *
pxa_pwm_of_xlate(struct pwm_chip *pc, const struct of_phandle_args *args)
{
struct pwm_device *pwm;
+ struct pwm_caps caps;

pwm = pwm_request_from_chip(pc, 0, NULL);
if (IS_ERR(pwm))
return pwm;

+ pwm_get_caps(pc, pwm, &caps);
+
pwm->args.period = args->args[0];
+ pwm->args.mode = BIT(ffs(caps.modes) - 1);

return pwm;
}
--
2.7.4