This adds support for the ADAQ7767-1, ADAQ7768-1 and ADAQ7769-1 devices.
The ADAQ7768-1 and ADAQ7769-1 integrate a programmable gain amplifier (PGA)
with 7 and 8 gain options, respectively. The ADAQ7767-1 and ADAQ7769-1
also feature a 3-pin selectable Anti-aliasing filter (AAF) gain.
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Changes in v2:
* adi,aaf-gain property renamed to adi,gain-milli. Default value added.
* fixed some commit messages.
* Added 'select RATIONAL' to Kconfig.
* Added lock to protect PGA value access.
* rewrote AAF gain check and replaced error returns with warnings.
* Addressed other review comments, see individual patches.
* Link to v1: https://lore.kernel.org/linux-iio/cover.1754617360.git.Jonathan.Santos@analog.com/T/#t
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Jonathan Santos (4):
dt-bindings: iio: adc: ad7768-1: add new supported parts
iio: adc: ad7768-1: introduce chip info for future multidevice support
iio: adc: ad7768-1: use devm_regulator_get_enable_read_voltage()
iio: adc: ad7768-1: add support for ADAQ776x-1 ADC Family
.../bindings/iio/adc/adi,ad7768-1.yaml | 43 +-
drivers/iio/adc/Kconfig | 1 +
drivers/iio/adc/ad7768-1.c | 396 +++++++++++++++---
3 files changed, 384 insertions(+), 56 deletions(-)
base-commit: 0a686b9c4f847dc21346df8e56d5b119918fefef
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2.34.1