[PATCH] clk: rockchip: Fix overflow rate during fractional approximation

Jagan Teki jagan at amarulasolutions.com
Wed Sep 16 08:16:06 EDT 2020


Hi,

On Tue, Sep 15, 2020 at 7:10 AM elaine.zhang <zhangqing at rock-chips.com> wrote:
>
> hi,
>
> We have two submissions which I hope will be helpful to you.
>
> https://patchwork.kernel.org/patch/11272465/
> https://patchwork.kernel.org/patch/11272471/

I can see this, I have reconstructed the fractional divider handling
for px30 instead of all rockchiip platforms, is it okay to send
px30-alone fractional div handling support?


>
>
> A few more notes:
> 1. DCLK does not recommend the use of fractional frequency divider.
> Generally, DCLK will monopolize a PLL, and the relationship between DCLK
> frequency and PLL frequency is 1:1.
> 2, half-div, not all SOC support, detailed need to see TRM.

Can you point me the Page number on TRM?

Jagan.



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