diff options
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/gpiolib.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 8ec51b7777c6..a9a290999990 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -3656,9 +3656,16 @@ static struct gpio_desc *gpiod_find(struct device *dev, const char *con_id, chip = find_chip_by_name(p->chip_label); if (!chip) { - dev_err(dev, "cannot find GPIO chip %s\n", - p->chip_label); - return ERR_PTR(-ENODEV); + /* + * As the lookup table indicates a chip with + * p->chip_label should exist, assume it may + * still appear later and let the interested + * consumer be probed again or let the Deferred + * Probe infrastructure handle the error. + */ + dev_warn(dev, "cannot find GPIO chip %s, deferring\n", + p->chip_label); + return ERR_PTR(-EPROBE_DEFER); } if (chip->ngpio <= p->chip_hwnum) { |