[Backport v3.7-branch] soc: arm: nxp: fix USB w/ SPEED_OPTIMIZATIONS #78589
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Fix USB w/ SPEED_OPTIMIZATIONS for LPC55xxx SoCs Root cause was non-volatile register access, which could get optimized by the compiler (by -fschedule-insns, specifically) Signed-off-by: Maxime Vincent <[email protected]> (cherry picked from commit f86f98f)
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Backport f86f98f from #78377.
Fixes #78268