> My suggestion is to not touch i2c-elektor at all for now, and remove > the 'clock' parameter from the first iteration of i2c-icy. It can be > added back in case someone complains, which I deem unlikely. Full ack. > When the PCF8584 is addressed as slave, this register > must be loaded with the 7-bit I 2 C-bus address to which the > PCF8584 is to respond. During initialization, the own > address register S0' must be written to, regardless > whether it is later used. I see. It must be written a non-zero value to leave the monitor mode. But this really needs no callback, we can hardcode any non-zero value. If slave support is (ever) to be implemented, the own address will come from the I2C core. > Okay, so we don't care. Cool, then it's safe to kick the 'clock' > parameter from i2c-icy. All 2019 boards (which should be the vast > majority in existence) came with a 12 MHz oscillator AFAIK, so the > default should be good. Most drivers don't allow users to change the bus speed, so I think it is safe to remove.
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