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iio: frequency: ad9832: devicetree probing support

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Introduce struct for device match of_device_id to avoid relying on fallback
mechanisms, which could lead to false matches against other AD9832 variants
in the future.

Suggested-by: Marcelo Schmitt <marcelo.schmitt1@gmail.com>
Reviewed-by: Marcelo Schmitt <marcelo.schmitt1@gmail.com>
Signed-off-by: Siddharth Menon <simeddon@gmail.com>
Link: https://patch.msgid.link/20250322163211.253009-1-simeddon@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Siddharth Menon
2025-03-22 21:58:11 +05:30
committed by Jonathan Cameron
parent ad02ca57e4
commit 0b2a4f55cc
1 changed files with 8 additions and 0 deletions
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8
drivers/staging/iio/frequency/ad9832.c
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@@ -402,6 +402,13 @@ static int ad9832_probe(struct spi_device *spi)
return devm_iio_device_register(&spi->dev, indio_dev);
}
static const struct of_device_id ad9832_of_match[] = {
{ .compatible = "adi,ad9832" },
{ .compatible = "adi,ad9835" },
{ }
};
MODULE_DEVICE_TABLE(of, ad9832_of_match);
static const struct spi_device_id ad9832_id[] = {
{"ad9832", 0},
{"ad9835", 0},
@@ -412,6 +419,7 @@ MODULE_DEVICE_TABLE(spi, ad9832_id);
static struct spi_driver ad9832_driver = {
.driver = {
.name = "ad9832",
.of_match_table = ad9832_of_match,
},
.probe = ad9832_probe,
.id_table = ad9832_id,