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Add Support for ADMT4000 #2944

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adiceline
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@adiceline adiceline commented Sep 19, 2025 •
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PR Description

  • This adds driver support and device tree binding for ADMT4000 True Power-On Multiturn Sensor
  • Datasheet: ADMT4000
  • Tested on RPI4 using the following demo board: EVAL-ADMT4000

PR Type

  • Bug fix (a change that fixes an issue)
  • New feature (a change that adds new functionality)
  • Breaking change (a change that affects other repos or cause CIs to fail)

PR Checklist

  • I have conducted a self-review of my own code changes
  • I have tested the changes on the relevant hardware
  • I have updated the documentation outside this repo accordingly (if there is the case)

@adiceline adiceline marked this pull request as draft September 19, 2025 04:04
@adiceline adiceline force-pushed the dev/admt4000 branch 13 times, most recently from 5372162 to 68a67ca Compare September 19, 2025 06:57
@adiceline
dt-bindings: iio: position: Document ADMT4000
1774b9a 
The ADMT4000 is a magnetic turn count sensor that records the
rotations of a magnetic system even when powered down.

Signed-off-by: adiceline <celinejoy.capua@analog.com>
@adiceline
ABI: Add angular correction and filter attributes
6792eb0 
Add ABI documentation for ADMT4000 sysfs attributes:
- phase and magnitude correction for harmonics
- filter enable control

Signed-off-by: adiceline <celinejoy.capua@analog.com>
@adiceline adiceline force-pushed the dev/admt4000 branch 3 times, most recently from 6858ddb to 4c9a4b7 Compare September 19, 2025 07:46
@adiceline
iio: position: Add driver for ADMT4000
44a33b4 
Add ADI ADMT4000 magnetic turn count sensor driver support

Signed-off-by: adiceline <celinejoy.capua@analog.com>
@adiceline
kconfig.adi: Add ADMT4000
75cdd19 
imply ADMT4000_POS

Signed-off-by: adiceline <celinejoy.capua@analog.com>
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