linux-kernel - [PATCH 2/5] iio: core: add ADC phase calibration definition

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Message-Id: <20250429-wip-bl-ad7606-calibration-v1-2-eb4d4821b172@baylibre.com>
Date: Tue, 29 Apr 2025 15:06:46 +0200
From: Angelo Dureghello <adureghello@...libre.com>
To: Jonathan Cameron <jic23@...nel.org>, 
 David Lechner <dlechner@...libre.com>, 
 Nuno Sá <nuno.sa@...log.com>, 
 Andy Shevchenko <andy@...nel.org>, Lars-Peter Clausen <lars@...afoo.de>, 
 Michael Hennerich <Michael.Hennerich@...log.com>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Michael Hennerich <michael.hennerich@...log.com>, 
 devicetree@...r.kernel.org, Angelo Dureghello <adureghello@...libre.com>
Subject: [PATCH 2/5] iio: core: add ADC phase calibration definition

From: Angelo Dureghello <adureghello@...libre.com>

ADCs as ad7606 implement phase calibration.
Add such definition, needed for ad7606.

Signed-off-by: Angelo Dureghello <adureghello@...libre.com>
---
 drivers/iio/industrialio-core.c | 1 +
 include/linux/iio/types.h       | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 178e99b111debc59a247fcc3a6037e429db3bebf..73ef9347d96b39c49e8a831576482071a95b5a41 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -188,6 +188,7 @@ static const char * const iio_chan_info_postfix[] = {
 	[IIO_CHAN_INFO_CALIBAMBIENT] = "calibambient",
 	[IIO_CHAN_INFO_ZEROPOINT] = "zeropoint",
 	[IIO_CHAN_INFO_TROUGH] = "trough_raw",
+	[IIO_CHAN_INFO_CALIBPHASE_DELAY] = "calibphase_delay",
 };
 /**
  * iio_device_id() - query the unique ID for the device
diff --git a/include/linux/iio/types.h b/include/linux/iio/types.h
index d89982c98368cf72c0fc30fa66ab001e48af4e8b..f341233613633830745e1899870377439e50d7f6 100644
--- a/include/linux/iio/types.h
+++ b/include/linux/iio/types.h
@@ -69,6 +69,7 @@ enum iio_chan_info_enum {
 	IIO_CHAN_INFO_CALIBAMBIENT,
 	IIO_CHAN_INFO_ZEROPOINT,
 	IIO_CHAN_INFO_TROUGH,
+	IIO_CHAN_INFO_CALIBPHASE_DELAY,
 };
 
 #endif /* _IIO_TYPES_H_ */

-- 
2.49.0