diff mbox series

[v2,2/2] ASoC: tas2562: Update shutdown GPIO property

Message ID 20200722154706.9657-2-dmurphy@ti.com (mailing list archive)
State New, archived
Headers show
Series [v2,1/2] dt-bindings: tas2562: Convert the tas2562 binding to yaml | expand

Commit Message

Dan Murphy July 22, 2020, 3:47 p.m. UTC
Update the shutdown GPIO property to be shutdown from shut-down.

Fixes: c173dba44c2d2 ("ASoC: tas2562: Introduce the TAS2562 amplifier")
Signed-off-by: Dan Murphy <dmurphy@ti.com>
---

v2 - Set sdz_gpio to NULL if gpio property not present.

 sound/soc/codecs/tas2562.c | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

Comments

Dan Murphy July 22, 2020, 6:50 p.m. UTC | #1
Hello

On 7/22/20 10:47 AM, Dan Murphy wrote:
> Update the shutdown GPIO property to be shutdown from shut-down.
>
> Fixes: c173dba44c2d2 ("ASoC: tas2562: Introduce the TAS2562 amplifier")
> Signed-off-by: Dan Murphy <dmurphy@ti.com>
> ---
>
> v2 - Set sdz_gpio to NULL if gpio property not present.
>
>   sound/soc/codecs/tas2562.c | 21 +++++++++++++++++----
>   1 file changed, 17 insertions(+), 4 deletions(-)
>
> diff --git a/sound/soc/codecs/tas2562.c b/sound/soc/codecs/tas2562.c
> index e74628061040..8a53633a3853 100644
> --- a/sound/soc/codecs/tas2562.c
> +++ b/sound/soc/codecs/tas2562.c
> @@ -680,12 +680,25 @@ static int tas2562_parse_dt(struct tas2562_data *tas2562)
>   	struct device *dev = tas2562->dev;
>   	int ret = 0;
>   
> -	tas2562->sdz_gpio = devm_gpiod_get_optional(dev, "shut-down",
> -						    GPIOD_OUT_HIGH);
> +	tas2562->sdz_gpio = devm_gpiod_get_optional(dev, "shutdown",
> +						      GPIOD_OUT_HIGH);
>   	if (IS_ERR(tas2562->sdz_gpio)) {
> -		if (PTR_ERR(tas2562->sdz_gpio) == -EPROBE_DEFER) {
> -			tas2562->sdz_gpio = NULL;
> +		tas2562->sdz_gpio = NULL;

This is incorrect.  We will never see EPROBE_DEFER since we cleared out 
the gpio.  I need to revert this.

Same for below.

> +		if (PTR_ERR(tas2562->sdz_gpio) == -EPROBE_DEFER)
>   			return -EPROBE_DEFER;
> +	}
> +
> +	/*
> +	 * The shut-down property is deprecated but needs to be checked for
> +	 * backwards compatibility.
> +	 */
> +	if (tas2562->sdz_gpio == NULL) {
> +		tas2562->sdz_gpio = devm_gpiod_get_optional(dev, "shut-down",
> +							      GPIOD_OUT_HIGH);
> +		if (IS_ERR(tas2562->sdz_gpio)) {
> +			tas2562->sdz_gpio = NULL;

Same comment as above

Dan
diff mbox series

Patch

diff --git a/sound/soc/codecs/tas2562.c b/sound/soc/codecs/tas2562.c
index e74628061040..8a53633a3853 100644
--- a/sound/soc/codecs/tas2562.c
+++ b/sound/soc/codecs/tas2562.c
@@ -680,12 +680,25 @@  static int tas2562_parse_dt(struct tas2562_data *tas2562)
 	struct device *dev = tas2562->dev;
 	int ret = 0;
 
-	tas2562->sdz_gpio = devm_gpiod_get_optional(dev, "shut-down",
-						    GPIOD_OUT_HIGH);
+	tas2562->sdz_gpio = devm_gpiod_get_optional(dev, "shutdown",
+						      GPIOD_OUT_HIGH);
 	if (IS_ERR(tas2562->sdz_gpio)) {
-		if (PTR_ERR(tas2562->sdz_gpio) == -EPROBE_DEFER) {
-			tas2562->sdz_gpio = NULL;
+		tas2562->sdz_gpio = NULL;
+		if (PTR_ERR(tas2562->sdz_gpio) == -EPROBE_DEFER)
 			return -EPROBE_DEFER;
+	}
+
+	/*
+	 * The shut-down property is deprecated but needs to be checked for
+	 * backwards compatibility.
+	 */
+	if (tas2562->sdz_gpio == NULL) {
+		tas2562->sdz_gpio = devm_gpiod_get_optional(dev, "shut-down",
+							      GPIOD_OUT_HIGH);
+		if (IS_ERR(tas2562->sdz_gpio)) {
+			tas2562->sdz_gpio = NULL;
+			if (PTR_ERR(tas2562->sdz_gpio) == -EPROBE_DEFER)
+				return -EPROBE_DEFER;
 		}
 	}