ARM: IMXRT: introduce is_imxrt*() macros and get_cpu_rev()

We need those macros to instruct drivers on how to behave for SoC specific
quirks, so let's add it as done for other i.MX SoCs.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
3 files changed