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author | Dirk Brandewie <dirk.brandewie@gmail.com> | 2010-11-17 16:43:09 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-11-17 22:37:00 +0100 |
commit | 4f6838436915fdc281173bfd5bef6d8ab5cb1a7f (patch) | |
tree | 700c29096750794329d8ad86c459796648cbabaa /drivers/usb/host/ehci-pci.c | |
parent | USB: fix leftover references to udev->autosuspend_delay (diff) | |
download | linux-4f6838436915fdc281173bfd5bef6d8ab5cb1a7f.tar.xz linux-4f6838436915fdc281173bfd5bef6d8ab5cb1a7f.zip |
USB: ce4100: Add support for CE4100 EHCI IP block to EHCI driver
This patch adds support for the EHCI IP block present on the Intel
CE4100.
Signed-off-by: Dirk Brandewie <dirk.brandewie@gmail.com>
CC: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/host/ehci-pci.c')
-rw-r--r-- | drivers/usb/host/ehci-pci.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index a1e8d273103f..56c78e93440f 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -22,6 +22,9 @@ #error "This file is PCI bus glue. CONFIG_PCI must be defined." #endif +/* defined here to avoid adding to pci_ids.h for single instance use */ +#define PCI_DEVICE_ID_INTEL_CE4100_USB 0x2e70 + /*-------------------------------------------------------------------------*/ /* called after powerup, by probe or system-pm "wakeup" */ @@ -124,6 +127,10 @@ static int ehci_pci_setup(struct usb_hcd *hcd) ehci_info(ehci, "disable lpm for langwell/penwell\n"); ehci->has_lpm = 0; } + if (pdev->device == PCI_DEVICE_ID_INTEL_CE4100_USB) { + hcd->has_tt = 1; + tdi_reset(ehci); + } break; case PCI_VENDOR_ID_TDI: if (pdev->device == PCI_DEVICE_ID_TDI_EHCI) { |