Re: [PATCH v5 3/8] clk: tegra: Implement Tegra210 EMC clock

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10.03.2020 18:19, Thierry Reding пишет:
> From: Joseph Lo <josephl@xxxxxxxxxx>
> 
> The EMC clock needs to carefully coordinate with the EMC controller
> programming to make sure external memory can be properly clocked. Do so
> by hooking up the EMC clock with an EMC provider that will specify which
> rates are supported by the EMC and provide a callback to use for setting
> the clock rate at the EMC.
> 
> Based on work by Peter De Schrijver <pdeschrijver@xxxxxxxxxx>.
> 
> Signed-off-by: Joseph Lo <josephl@xxxxxxxxxx>
> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx>
> ---
> Changes in v5:
> - major rework and cleanup

...
> +#ifdef CONFIG_PM_SLEEP
> +static int tegra210_emc_suspend(struct device *dev)

The __maybe_unused attribute will be a bit cleaner than the #ifdef.



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