> Due to clock stretch, our HW IP cannot meet the ac-timing > spec(tSU;STA,tSU;STO). > There isn't a same delay for clock stretching, so we need pass a > parameter which can be found through measurement to meet most > conditions. What about using this existing binding? - i2c-scl-internal-delay-ns Number of nanoseconds the IP core additionally needs to setup SCL.
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