diff options
Diffstat (limited to 'drivers/soc')
| -rw-r--r-- | drivers/soc/tegra/pmc.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/soc/tegra/pmc.c b/drivers/soc/tegra/pmc.c index d13516981629..8a421a0b1ece 100644 --- a/drivers/soc/tegra/pmc.c +++ b/drivers/soc/tegra/pmc.c @@ -738,7 +738,7 @@ err: } static int tegra_powergate_of_get_resets(struct tegra_powergate *pg, - struct device_node *np) + struct device_node *np, bool off) { struct reset_control *rst; unsigned int i, count; @@ -758,6 +758,16 @@ static int tegra_powergate_of_get_resets(struct tegra_powergate *pg, err = PTR_ERR(pg->resets[i]); goto error; } + + if (off) + err = reset_control_assert(pg->resets[i]); + else + err = reset_control_deassert(pg->resets[i]); + + if (err) { + reset_control_put(pg->resets[i]); + goto error; + } } pg->num_resets = count; @@ -798,14 +808,14 @@ static void tegra_powergate_add(struct tegra_pmc *pmc, struct device_node *np) pg->genpd.power_on = tegra_genpd_power_on; pg->pmc = pmc; + off = !tegra_powergate_is_powered(pg->id); + if (tegra_powergate_of_get_clks(pg, np)) goto set_available; - if (tegra_powergate_of_get_resets(pg, np)) + if (tegra_powergate_of_get_resets(pg, np, off)) goto remove_clks; - off = !tegra_powergate_is_powered(pg->id); - pm_genpd_init(&pg->genpd, NULL, off); if (of_genpd_add_provider_simple(np, &pg->genpd)) |