[Linux-stm32] [PATCH] pwm: stm32: remove automatic output enable

Fabrice Gasnier fabrice.gasnier at st.com
Thu Nov 21 10:58:00 UTC 2019


Don't use AOE (automatic output enable) by default.
In case of break events, pwm is automatically re-enabled on next pwm
cycle otherwise.

Signed-off-by: Fabrice Gasnier <fabrice.gasnier at st.com>
---
 drivers/pwm/pwm-stm32.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/pwm/pwm-stm32.c b/drivers/pwm/pwm-stm32.c
index 359b085..3079818 100644
--- a/drivers/pwm/pwm-stm32.c
+++ b/drivers/pwm/pwm-stm32.c
@@ -374,9 +374,7 @@ static int stm32_pwm_config(struct stm32_pwm *priv, int ch,
 	else
 		regmap_update_bits(priv->regmap, TIM_CCMR2, mask, ccmr);
 
-	regmap_update_bits(priv->regmap, TIM_BDTR,
-			   TIM_BDTR_MOE | TIM_BDTR_AOE,
-			   TIM_BDTR_MOE | TIM_BDTR_AOE);
+	regmap_update_bits(priv->regmap, TIM_BDTR, TIM_BDTR_MOE, TIM_BDTR_MOE);
 
 	return 0;
 }
-- 
2.7.4




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