Re: [PATCH] ASoC: simple-card: add bindings for amplifier support

On Mon, Mar 07, 2022 at 11:29:23AM -0300, Alifer Moraes wrote:

• priv->pa_gpio = devm_gpiod_get_optional(dev, "pa", GPIOD_OUT_LOW);
• if (IS_ERR(priv->pa_gpio)) {

• ret = PTR_ERR(priv->pa_gpio);
  

• dev_err(dev, "failed to get amplifier gpio: %d\n", ret);
  

• return ret;
  

• }

This would need to update the DT binding document. It is not clear that we can't just use the existing simple-amplifier binding here though?