Thread (29 messages) 29 messages, 7 authors, 2018-03-02

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

From: Claudiu Beznea <hidden>
Date: 2018-02-22 12:03:22
Also in: dri-devel, intel-gfx, linux-arm-kernel, linux-clk, linux-devicetree, linux-hwmon, linux-input, linux-leds, linux-media, linux-pwm, linux-samsung-soc, lkml
Subsystem: pwm subsystem, the rest · Maintainers: Uwe Kleine-König, Linus Torvalds

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

Signed-off-by: Claudiu Beznea <redacted>
---
 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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