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Introduction
Device drivers (e.g: UART, I2C, Audio, etc.) need to know the input clock rate for the device to configure and function properly. Some device drivers only need to know the configured clock rate, while others (such as audio, display, etc) may need to change the clock rate based on the requirements, such as supporting different sampling rates, resolutions, etc.
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This page captures our investigation and suggestions for using the ClockInput resource.
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Option 1: ClockInput resources and configurability with _PRS and _SRS
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