[PATCH 0/2] iio: adc: ti-ads112c14: add burnout current support
"David Lechner (TI)" <[email protected]>
| Newsgroups | org.kernel.vger.linux-iio,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <20260724-iio-adc-ti-ads112c14-burnout-v1-0-f0204cecbe3a@baylibre.com> |
The TI ADS112C14 ADC has a feature to enable a "burnout" current when taking a measurement. This can be used to detect open/short circuit conditions of a connected sensor. However, enabling this affects the accuracy of the reading. So we add a custom "burnoutraw" attribute for this. This works like the standard raw attribute to do a direct read but does so with the burnout current enabled. If this sounds familiar, it is because we discussed this on a similar chip recently [1]. And this is why I put the ABI docs in a common ADC file rather than one specific to this chip. [1]: https://lore.kernel.org/linux-iio/20260622110223.7e854dde@jic23-huawei/ Signed-off-by: David Lechner (TI) <[email protected]> --- David Lechner (TI) (2): iio: adc: ti-ads112c14: add burnout current support iio: ABI: add sysfs attribute for _burnoutraw Documentation/ABI/testing/sysfs-bus-iio-adc | 9 ++ drivers/iio/adc/ti-ads112c14.c | 126 ++++++++++++++++++++++++++-- 2 files changed, 126 insertions(+), 9 deletions(-) --- base-commit: 0b5e142ced4bcf20532da051934bd694d1bbd470 change-id: 20260724-iio-adc-ti-ads112c14-burnout-184304669165 prerequisite-change-id: 20260714-iio-adc-ti-ads112c14-buffered-read-41e5d1ca0dc3:v2 prerequisite-patch-id: 8723aa599dcf5b836fb81cf1efb6c9096bf60b7a prerequisite-patch-id: 12754335ccf210bcdeaa8a5d60b2280618d50993 prerequisite-change-id: 20260724-iio-adc-ti-ads112c14-continuous-mode-dd1580754609:v1 prerequisite-patch-id: 8723aa599dcf5b836fb81cf1efb6c9096bf60b7a prerequisite-patch-id: 12754335ccf210bcdeaa8a5d60b2280618d50993 prerequisite-patch-id: ed5d4c1628ef60ed542339fe5fb490383ee8074f prerequisite-patch-id: b92f5609fcf39e958e78b4dd74c3d323ebb6a161 Best regards, -- David Lechner (TI) <[email protected]>