Subject: Re: [PATCH v7 1/5] clk: imx8m: Set CLK_GET_RATE_NOCACHE on dram clocks

From: Stephen Boyd <[email-masked]>
Date: Sun, 24 Nov 2019 17:25:51 -0800

Quoting Leonard Crestez (2019-11-22 13:45:00)
> These clocks are only modified as part of DRAM frequency switches during
> which DRAM itself is briefly inaccessible. The switch is performed with
> a SMC call to by TF-A which runs from a SRAM area; upon returning to
> linux several clocks bits are modified and we need to update them.
> 
> For rate bits an easy solution is to just mark with
> CLK_GET_RATE_NOCACHE so that new rates are always read back from
> registers.
> 
> Signed-off-by: Leonard Crestez <[email-masked]>
> Reviewed-by: Abel Vesa <[email-masked]>
> ---

Acked-by: Stephen Boyd <[email-masked]>

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