diff options
| author | Artiste Hsu <chhsu@nvidia.com> | 2011-09-27 09:47:32 +0800 |
|---|---|---|
| committer | Simone Willett <swillett@nvidia.com> | 2011-09-27 15:16:17 -0700 |
| commit | 9b500390784a8e1d11c0bd225c342781bc817b98 (patch) | |
| tree | 94529bf21cc48c85cb09f34ba916cb472167dfac /drivers | |
| parent | 3c5148a04fbc50c3200efe8793b8850ca07e05c2 (diff) | |
usb: host: tegra: Configurable USB hotplug
Hotplug on usb is supported when hotplug flag is set in platform data
Bug 869745
Change-Id: I57ba0b18a2d4232b2df2074c91aff97c6e639e7d
Reviewed-on: http://git-master/r/54588
Tested-by: Artiste Hsu <chhsu@nvidia.com>
Reviewed-by: Suresh Mangipudi <smangipudi@nvidia.com>
Reviewed-by: Venkat Moganty <vmoganty@nvidia.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/host/ehci-tegra.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/host/ehci-tegra.c b/drivers/usb/host/ehci-tegra.c index 2e84ee1e9f7c..2ee41aa81124 100644 --- a/drivers/usb/host/ehci-tegra.c +++ b/drivers/usb/host/ehci-tegra.c @@ -64,6 +64,7 @@ struct tegra_ehci_hcd { int bus_suspended; int port_resuming; int power_down_on_bus_suspend; + int hotplug; struct delayed_work work; enum tegra_usb_phy_port_speed port_speed; struct work_struct clk_timer_work; @@ -111,7 +112,7 @@ static irqreturn_t tegra_ehci_irq (struct usb_hcd *hcd) spin_unlock (&ehci->lock); } } - if (tegra->phy->instance == 2) { + if (tegra->hotplug) { spin_lock(&ehci->lock); val = readl(hcd->regs + TEGRA_USB_SUSP_CTRL_OFFSET); if ((val & TEGRA_USB_PHY_CLK_VALID_INT_STS)) { @@ -1048,6 +1049,7 @@ static int tegra_ehci_probe(struct platform_device *pdev) tegra->host_resumed = 1; tegra->power_down_on_bus_suspend = pdata->power_down_on_bus_suspend; + tegra->hotplug = pdata->hotplug; tegra->ehci = hcd_to_ehci(hcd); irq = platform_get_irq(pdev, 0); |