07.04.2021 04:25, Sowjanya Komatineni пишет:
> +     if (!tegra->pdev->dev.pm_domain) {
> +             ret = tegra_powergate_sequence_power_up(TEGRA_POWERGATE_SATA,
> +                                                     tegra->sata_clk,
> +                                                     tegra->sata_rst);
> +             if (ret)
> +                     goto disable_regulators;
> +     }
>  

Hi,

Why you haven't added condition for tegra_powergate_power_off()? I think
it should break GENPD and legacy PD API isn't not supported by T186 at all.

I'm also not sure whether the power up/down sequence is correct using GENPD.

Moreover the driver doesn't support runtime PM, so GENPD should be
always off?

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