[PATCH V2 RESEND] clk: mxs: Fix invalid 32-bit access to frac registers

Fabio Estevam festevam at gmail.com
Tue Feb 10 13:54:52 PST 2015


Hi Stefan,

On Tue, Feb 10, 2015 at 7:24 PM, Stefan Wahren <stefan.wahren at i2se.com> wrote:

> thanks this is very helpful. I built the linux-next for my Duckbill and add the
> SSP2 section from imx28-evk.dts into imx28-duckbill.dts.
>
> Without my patch i get the following for HW_CLKCTRL_FRAC0:
>
> ./memwatch -a 0x800401B0
>
> 0x800401b0: 0x5e5b5513
>
> With my patch i get:
>
> ./memwatch -a 0x800401B0
>
> 0x800401b0: 0x5e1b5513
>
> So it looks like a problem in my patch.

Yes, let's try to get the same value HW_CLKCTRL_FRAC0.

> I orded such a flash chip, but it will take some time until i can use it with my
> hardware.

Thanks for doing this.

Maybe if you find out a way to fix the calculation of
HW_CLKCTRL_FRAC0, then I can test it on my board.

Regards,

Fabio Estevam



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