pwm: stm32: Remove automatic output enable

Fabrice Gasnier · thierryreding · commit 0c73201c5c09 · 2020-01-20T13:47:36.000+01:00
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 &lt;fabrice.gasnier@st.com&gt;
Signed-off-by: Thierry Reding &lt;thierry.reding@gmail.com&gt;
diff --git a/drivers/pwm/pwm-stm32.c b/drivers/pwm/pwm-stm32.c
@@ -377,9 +377,7 @@ 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;
 }

Original file line number	Diff line number	Diff line change
`@@ -377,9 +377,7 @@ static int stm32_pwm_config(struct stm32_pwm *priv, int ch,`
`377`	`377`	`else`
`378`	`378`	`regmap_update_bits(priv->regmap, TIM_CCMR2, mask, ccmr);`
`379`	`379`
`380`		`- regmap_update_bits(priv->regmap, TIM_BDTR,`
`381`		`- TIM_BDTR_MOE \| TIM_BDTR_AOE,`
`382`		`- TIM_BDTR_MOE \| TIM_BDTR_AOE);`
	`380`	`+ regmap_update_bits(priv->regmap, TIM_BDTR, TIM_BDTR_MOE, TIM_BDTR_MOE);`
`383`	`381`
`384`	`382`	`return 0;`
`385`	`383`	`}`