Hi! 2024-05-29 at 11:17, Bastien Curutchet wrote: > I2C MUXes described by the i2c-gpio-mux sometimes need a significant > amount of time to switch from a bus to another. When a new bus is > selected, the first I2C transfer can fail if it occurs too early. There > is no way to describe this transition delay that has to be waited before > starting the first I2C transfer. > > Add a 'transition-delay-us' property that indicates the delay to be > respected before doing the first i2c transfer. The io-channel-mux has a property with very similar intent named settle-time-us [1]. I think we should use the same name here. [1] Documentation/devicetree/bindings/iio/multiplexer/io-channel-mux.yaml Cheers, Peter