..@gmail.com; mturque...@baylibre.com;
> sb...@kernel.org; Aisheng Dong ; Daniel Baluta
> ; devicet...@vger.kernel.org; linux-arm-
> ker...@lists.infradead.org; linux-kernel@vger.kernel.org; linux-
> c...@vger.kernel.org; viresh.ku...@linaro.org
> Subject: Re: [PATCH V2 2/2] clk: imx: sc
On Wed, 2019-02-13 at 13:32 +, Anson Huang wrote:
> On NXP's i.MX SoCs with system controller inside, CPU frequency
> scaling can ONLY be done by system controller firmware, and it
> can ONLY be requested from secure mode, so Linux kernel has to
> call ARM SMC to trap to ARM-Trusted-Firmware
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