Hi Lee, Thank you. Hi Geert, On Wed, Dec 4, 2019, Lee Jones wrote: > The vendor driver can call of_clk_detect_critical() with *any* index it sees > fit. If it matches a number listed in the 'clock-critical' > array, the CLK_IS_CRITICAL flag is set in the flags pointed to by the 3rd > function parameter. Since this is the case, I'll change the driver code so we can use it how we prefer: ie, clock-critical = <R7S72100_CLK_SPIBSC0>; Chris