On Fri, May 10, 2024 at 1:42 AM Mariel Tinaco <Mariel.Tinaco@xxxxxxxxxx> wrote: > > The AD8460 is a 14-bit, high power +-40V 1A, high-speed DAC, > with dual digital input modes, programmable supply current and > fault monitoring and protection settings for output current, > output voltage and junction temperature. > > The fault monitoring and shutdown protection features were > supported in the earlier versions of the IIO driver but was > scrapped due to uncertainties if the functionalities belong to > the IIO driver. However, it would be best to implement it for > the device's quality of life. I'd like to know if it's better > suited as a stand-alone HWMON driver. > > The following are the configurable and readable parameters > through SPI that could be implemented on the HWMON driver: > * An enable bit to arm/protect the device on overcurrent, > overvoltage or overtemperature events. The device is shut down > upon detection. > * A configurable range/threshold for voltage, current and > temperature that raises alarm when exceeded while the device is > armed. > * Flags that can be polled to raise alarm upon detection of > overcurrent, overvoltage or overtemperature events, and apply > additional protective measures. > * Programmable quiescent current (optional) > * Thermal monitoring is done by measuring voltage on TMP pin > (unlikely to be included) > Adding myself to the cc: here since I'm interested to see what Jonathan (or anyone else) has to say about the fault monitoring.
