Hi Geert, > IIUIC, this is not a property of the hardware, but a side-channel > independent from the actual I2C controller hardware? Then a generic > "smbus-alert-gpios" property sounds more appropriate to me. It is not generic. While it is true that most I2C controllers do need GPIOs as a side channel, there are controllers having... > BTW, are you aware of any I2C controller having a dedicated input pin > for this? ... this. Check 'i2c-stm32f7.c' or 'i2c-xlp9xx.c'. Thank you for your comments! Wolfram
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