gpiod_get_index_optional
return gpiod_get_index_optional(dev, con_id, 0, flags);
EXPORT_SYMBOL_GPL(gpiod_get_index_optional);
descs[i] = gpiod_get_index_optional(dev, "cs", i,
return gpiod_get_index_optional(dev, "enable", 0,
return gpiod_get_index_optional(dev, "enable", 1,
ldo->ena_gpiod = gpiod_get_index_optional(&pdev->dev,
struct gpio_desc *__must_check gpiod_get_index_optional(struct device *dev,