Re: [PATCH v7 0/5] clk: ti: add am33xx spread spectrum clock support
From: Tony Lindgren
Date: Fri Jun 04 2021 - 03:24:14 EST
Hi,
* Dario Binacchi <dariobin@xxxxxxxxx> [210602 15:00]:
>
> As reported by the TI spruh73x/spruhl7x RM, MPU and LCD modules support
> spread spectrum clocking (SSC) on their output clocks. SSC is used to
> spread the spectral peaking of the clock to reduce any electromagnetic
> interference (EMI) that may be caused due to the clock’s fundamental
> or any of its harmonics.
> The series allows you to enable and adjust the spread spectrum clocking
> for all am33xx/am43xx PLLs for which it is supported. All these issues
> have been fixed.
>
>
> Previous versions of the series did not supported SSC for am43xx SOCs,
> causing clock registration failure for DPLLs. Furthermore, for am33xx
> SOCs, clock registration failed for DPLLs for which SSC is not supported.
Looks good to me, probably best to queue this all via the clock tree.
Regards,
Tony