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spi: add of_device_uevent_modalias support

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Add OF support as already done for ACPI to take driver
MODULE_DEVICE_TABLE(of, ..) into account.

For example with this change a spi nor device MODALIAS changes from:

MODALIAS=spi:spi-nor

to

MODALIAS=of:Nspi-flashT(null)Cjedec,spi-nor

Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Link: https://lore.kernel.org/r/20210525091003.18228-1-m.felsch@pengutronix.de
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Marco Felsch 2021-05-25 11:10:03 +02:00 committed by Mark Brown
parent b2d501c134
commit 3ce6c9e261
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1 changed files with 4 additions and 0 deletions
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4
drivers/spi/spi.c
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@ -363,6 +363,10 @@ static int spi_uevent(struct device *dev, struct kobj_uevent_env *env)
const struct spi_device *spi = to_spi_device(dev); const struct spi_device *spi = to_spi_device(dev);
int rc; int rc;
rc = of_device_uevent_modalias(dev, env);
if (rc != -ENODEV)
return rc;
rc = acpi_device_uevent_modalias(dev, env); rc = acpi_device_uevent_modalias(dev, env);
if (rc != -ENODEV) if (rc != -ENODEV)
return rc; return rc;