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drivers: audio: tlv320dac310x: Convert to the new GPIO API

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Convert to the new GPIO API using logical access, including setting the
GPIO line as active low in the Device Tree source.

Signed-off-by: Carles Cufi <carles.cufi@nordicsemi.no>
This commit is contained in:
Carles Cufi 2020-01-24 16:18:43 +01:00 • committed by Carles Cufí
commit 132bf05561
2 changed files with 5 additions and 9 deletions
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12
drivers/audio/tlv320dac310x.c
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@ -22,9 +22,6 @@ LOG_MODULE_REGISTER(tlv320dac310x);
#define CODEC_OUTPUT_VOLUME_MAX 0
#define CODEC_OUTPUT_VOLUME_MIN (-78 * 2)
#define CODEC_RESET_PIN_ASSERT 0
#define CODEC_RESET_PIN_DEASSERT 1
struct codec_driver_config {
struct device *i2c_device;
const char *i2c_dev_name;
@ -108,12 +105,11 @@ static int codec_configure(struct device *dev,
return -EINVAL;
}
/* configure reset GPIO */
/* Configure reset GPIO, and set the line to inactive, which will also
* de-assert the reset line and thus enable the codec.
*/
gpio_pin_configure(dev_cfg->gpio_device, dev_cfg->gpio_pin,
dev_cfg->gpio_flags | GPIO_DIR_OUT);
/* de-assert reset */
gpio_pin_write(dev_cfg->gpio_device, dev_cfg->gpio_pin,
CODEC_RESET_PIN_DEASSERT);
dev_cfg->gpio_flags | GPIO_OUTPUT_INACTIVE);
codec_soft_reset(dev);