[PATCH v6 0/2] Add maxim max34408/34409 ADC driver and yaml

From: Ivan Mikhaylov
Date: Sat Oct 14 2023 - 17:13:13 EST


Add Maxim max34408/34409 ADC driver and yaml for it. Until now it
supports only current monitioring function without overcurrent
threshold/delay, shutdown delay configuration, alert interrupt.

Changes from v1:
- minor changes from Rob's comments for yaml
- add ena, shtdn and make 4 inputs for R sense from Jonathan's comments for yaml
- add _REG suffix and make prefix for bitmasks and statuses
- add SCALE/OFFSET instead of AVG/PROCESSED from Jonathan and
Lars-Peter comments
- add chip data from Jonathan and Lars-Peter comments
- minor changes from Lars-Peter and Jonathan comments for driver

Changes from v2:
- add channels into hardware description into yaml
- add rsense property per channel
- rename pins for shtdn and ena pins
- make one array for input_rsense values

Changes from v3:
- change *_34408_OCT3 and 4 to *_34409_OCT3 and 4
- change of_property_read_u32 to fwnode family calls
- add i2c dev table
- change of_match_device to i2c_of_match_device
- change match->data to i2c_get_match_data

Changes from v4:
- minor changes in yaml

Changes from v5:
- name and minor changes to properties in yaml from Rob's comments
- shtdn-enable-gpios -> powerdown-status-gpios from Krzysztof and
Jonathan comments in yaml
- minor changes to driver

Ivan Mikhaylov (2):
dt-bindings: adc: provide max34408/9 device tree binding document
iio: adc: Add driver support for MAX34408/9

.../bindings/iio/adc/maxim,max34408.yaml | 139 +++++++++
drivers/iio/adc/Kconfig | 11 +
drivers/iio/adc/Makefile | 1 +
drivers/iio/adc/max34408.c | 276 ++++++++++++++++++
4 files changed, 427 insertions(+)
create mode 100644 Documentation/devicetree/bindings/iio/adc/maxim,max34408.yaml
create mode 100644 drivers/iio/adc/max34408.c

--
2.42.0