From: Stefano Manni <stefano.manni@gmail.com>
To: lars@metafoo.de, Michael.Hennerich@analog.com, jic23@kernel.org,
dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org
Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org,
Stefano Manni <stefano.manni@gmail.com>
Subject: [PATCH] iio: adc: ad799x: add reference supply for ad7994
Date: Tue, 5 Aug 2025 16:24:23 +0200 [thread overview]
Message-ID: <20250805142423.17710-1-stefano.manni@gmail.com> (raw)
AD7994 supports the external reference voltage on pin REFIN.
Signed-off-by: Stefano Manni <stefano.manni@gmail.com>
---
drivers/iio/adc/ad799x.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/adc/ad799x.c b/drivers/iio/adc/ad799x.c
index 9c02f9199139..e5167dba925f 100644
--- a/drivers/iio/adc/ad799x.c
+++ b/drivers/iio/adc/ad799x.c
@@ -826,7 +826,8 @@ static int ad799x_probe(struct i2c_client *client)
* Use external reference voltage if supported by hardware.
* This is optional if voltage / regulator present, use VCC otherwise.
*/
- if ((st->id == ad7991) || (st->id == ad7995) || (st->id == ad7999)) {
+ if ((st->id == ad7991) || (st->id == ad7995) || (st->id == ad7999)
+ (st->id == ad7994)) {
dev_info(&client->dev, "Using external reference voltage\n");
extra_config |= AD7991_REF_SEL;
ret = regulator_enable(st->vref);
--
2.48.1
next reply other threads:[~2025-08-05 12:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-05 14:24 Stefano Manni [this message]
2025-08-05 13:13 ` Andy Shevchenko
2025-08-05 16:13 ` Nuno Sá
2025-08-06 9:03 ` Stefano Manni
2025-08-06 15:22 ` kernel test robot
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