diff options
| author | Haribabu Narayanan <hnarayanan@nvidia.com> | 2014-06-16 17:58:10 -0700 |
|---|---|---|
| committer | Matthew Pedro <mapedro@nvidia.com> | 2014-09-16 21:37:17 -0700 |
| commit | 23dd5fee8bd60cdb143435ce13d4b1ed85d52e96 (patch) | |
| tree | e7e45ac55a3c9799b24386332ba571e8abea1cee /drivers | |
| parent | 4d7daf785c70f7250fb854a4d8458771c2130890 (diff) | |
usb: xhci: tegra: remove PCIe dependency
PCIe powergating dependency is now handled internally in the powergating module
for t12x/t13x. This patch removes PCIe related powergating calls from XHCI
driver for tegra.
Bug 1451279
Bug 1524744
Bug 200027067
Change-Id: I0752cd745f218266e1636cc7c40a6c29dee3b3d4
Reviewed-on: http://git-master/r/424036
(cherry picked from commit 91e2bd6728ca1969615081c70be6b2f21acd43d5)
Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
Reviewed-on: http://git-master/r/498662
Reviewed-by: Matthew Pedro <mapedro@nvidia.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/xhci-tegra.c | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c index 1a378a95d518..89f03df9e556 100644 --- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -2712,12 +2712,6 @@ static int tegra_xhci_host_elpg_entry(struct tegra_xhci_hcd *tegra) /* TODO: error handling? */ return ret; } - ret = tegra_powergate_partition(TEGRA_POWERGATE_PCIE); - if (ret) { - xhci_err(xhci, "%s: could not powergate pex partition %d\n", - __func__, ret); - return ret; - } tegra->host_pwr_gated = true; clk_disable(tegra->host_clk); @@ -3045,13 +3039,6 @@ tegra_xhci_host_partition_elpg_exit(struct tegra_xhci_hcd *tegra) __func__, ret); goto out; } - /* unpwrgate PEX(if not done by PCIE driver) due to HW Bug1320346 */ - ret = tegra_unpowergate_partition(TEGRA_POWERGATE_PCIE); - if (ret) { - xhci_err(xhci, "%s: could not unpowergate pex partition %d\n", - __func__, ret); - goto out; - } clk_enable(tegra->host_clk); /* Step 4: Deassert reset to host partition clk */ @@ -4433,11 +4420,6 @@ static int tegra_xhci_probe(struct platform_device *pdev) if (ret) dev_err(&pdev->dev, "could not unpowergate xusbc partition\n"); - /* unpwrgate PEX(if not done by PCIE driver) due to HW Bug1320346 */ - ret = tegra_unpowergate_partition(TEGRA_POWERGATE_PCIE); - if (ret) - dev_err(&pdev->dev, "could not unpowergate pex partition\n"); - ret = tegra_enable_xusb_clk(tegra, pdev); if (ret) dev_err(&pdev->dev, "could not enable partition clock\n"); |