Re: [PATCH v4] clk: tegra: pll: Improve PLLM enable-state detection

From: Stephen Boyd
Date: Mon Jul 27 2020 - 21:21:32 EST


Quoting Dmitry Osipenko (2020-07-09 10:20:57)
> Power Management Controller (PMC) can override the PLLM clock settings,
> including the enable-state. Although PMC could only act as a second level
> gate, meaning that PLLM needs to be enabled by the Clock and Reset
> Controller (CaR) anyways if we want it to be enabled. Hence, when PLLM is
> overridden by PMC, it needs to be enabled by CaR and ungated by PMC in
> order to be functional. Please note that this patch doesn't fix any known
> problem, and thus, it's merely a minor improvement.
>
> Link: https://lore.kernel.org/linux-arm-kernel/20191210120909.GA2703785@ulmo/T/
> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
> ---

Applied to clk-next