From 4f6838436915fdc281173bfd5bef6d8ab5cb1a7f Mon Sep 17 00:00:00 2001 From: Dirk Brandewie Date: Wed, 17 Nov 2010 07:43:09 -0800 Subject: 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 CC: David Brownell Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/ehci-pci.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'drivers/usb') diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index a1e8d27..56c78e9 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) { -- cgit v1.1