[U-Boot] [linux-sunxi] Re: [PATCH] sunxi: set up PLL1 on sun6i+ without use dividers

["Ondřej Jirman" <megous@megous.com>]

Hi Maxime,

Maxime Ripard píše v Po 10. 04. 2017 v 08:59 +0200:
> On Mon, Apr 10, 2017 at 12:19:41AM +0800, Icenowy Zheng wrote:
> > According to the researching result of Ondrej Jirman, the factor M of
> > PLL1 shouldn't be used and the factor P should be used only if the
> > intended frequency is lower than 288MHz. This is proven by the
> > clk-sun8iw7_tbl.c in the BSP source code -- in there the M value is
> > always 0 and the maximum frequency that P is not 0 is 224MHz.
> > 
> > As P is ignored on sun6i, it's not currently used. This patch removed
> > the usage of M.
> > 
> > This patch is an original work by Ondrej Jirman, however, he didn't add
> > a Signed-off-by tag here to his commit. So I take this code and added my
> > Signed-off-by.
> > 
> > Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
> > ---
> > 
> > This is a critical patch, and should be added to 2017.05.
> > 
> > It has been verified by the Armbian.
> 
> This doesn't mean anything. How has this been verified?

We already discussed this here: https://patchwork.kernel.org/patch/9446
365/

regards,
  o.j.

> Maxime
> 
> -- 
> Maxime Ripard, Free Electrons
> Embedded Linux and Kernel engineering
> http://free-electrons.com
> 
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