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

Claudiu Beznea claudiu.beznea at microchip.com
Thu Feb 22 04:01:15 PST 2018


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

Signed-off-by: Claudiu Beznea <claudiu.beznea at microchip.com>
---
 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




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