Commit 3bb2f843 authored by Jon Hunter's avatar Jon Hunter Committed by Thierry Reding
Browse files

soc/tegra: pmc: Don't power-up XUSB power-domains 



Now that the Tegra xHCI driver manages the XUSB power-domains itself,
remove the code to power-up the power-domains used by the xHCI device
from the PMC driver on boot.

Signed-off-by: default avatarJon Hunter <jonathanh@nvidia.com>
Acked-by: default avatarThierry Reding <treding@nvidia.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 65102238

drivers/soc/tegra/pmc.c

+0 −16
Original line number Diff line number Diff line
@@ -847,22 +847,6 @@ static void tegra_powergate_add(struct tegra_pmc *pmc, struct device_node *np) 
		goto remove_resets;

	}



	/*

	 * FIXME: If XHCI is enabled for Tegra, then power-up the XUSB

	 * host and super-speed partitions. Once the XHCI driver

	 * manages the partitions itself this code can be removed. Note

	 * that we don't register these partitions with the genpd core

	 * to avoid it from powering down the partitions as they appear

	 * to be unused.

	 */

	if (IS_ENABLED(CONFIG_USB_XHCI_TEGRA) &&

	    (id == TEGRA_POWERGATE_XUSBA || id == TEGRA_POWERGATE_XUSBC)) {

		if (off)

			WARN_ON(tegra_powergate_power_up(pg, true));



		goto remove_resets;

	}



	err = pm_genpd_init(&pg->genpd, NULL, off);

	if (err < 0) {

		pr_err("failed to initialise PM domain %pOFn: %d\n", np,