[PATCH v4 2/2] ASoC: tas2562: Update shutdown GPIO property

[Dan Murphy]

Update the shutdown GPIO property to be shutdown from shut-down.

Fixes: c173dba44c2d2 ("ASoC: tas2562: Introduce the TAS2562 amplifier")
Signed-off-by: Dan Murphy <dmur...@ti.com>
---
 sound/soc/codecs/tas2562.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/sound/soc/codecs/tas2562.c b/sound/soc/codecs/tas2562.c
index 7fae88655a0f..6026d8b1e7d3 100644
--- a/sound/soc/codecs/tas2562.c
+++ b/sound/soc/codecs/tas2562.c
@@ -619,7 +619,7 @@ 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-gpio",
+       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) {
@@ -628,6 +628,21 @@ static int tas2562_parse_dt(struct tas2562_data *tas2562)
                }
        }
 
+       /*
+        * 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)) {
+                       if (PTR_ERR(tas2562->sdz_gpio) == -EPROBE_DEFER) {
+                               tas2562->sdz_gpio = NULL;
+                               return -EPROBE_DEFER;
+                       }
+               }
+       }
+
        ret = fwnode_property_read_u32(dev->fwnode, "ti,imon-slot-no",
                        &tas2562->i_sense_slot);
        if (ret)
-- 
2.26.2