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From:   Claudiu Beznea <claudiu.beznea@microchip.com>
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CC:     <linux-pwm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
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        Claudiu Beznea <claudiu.beznea@microchip.com>
Subject: [PATCH v3 03/10] pwm: cros-ec: populate PWM mode in of_xlate function
Date:   Thu, 22 Feb 2018 14:01:14 +0200
Message-ID: <1519300881-8136-4-git-send-email-claudiu.beznea@microchip.com>
In-Reply-To: <1519300881-8136-1-git-send-email-claudiu.beznea@microchip.com>
References: <1519300881-8136-1-git-send-email-claudiu.beznea@microchip.com>
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Sender: linux-kernel-owner@vger.kernel.org
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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;
 }
-- 
2.7.4