diff options
| author | Zhao Chenhui <b35336@freescale.com> | 2011-04-19 10:47:05 +0800 |
|---|---|---|
| committer | Remy Bohmer <linux@bohmer.net> | 2011-06-25 09:53:10 +0200 |
| commit | ae46d2a952b9f061b8b2b6c9e03b18274b48a30e (patch) | |
| tree | 87b464ad6c932c17474993272a9298433f951bcb | |
| parent | b17ce92a424ab5ea93a1ed973e5d2ce047a7d321 (diff) | |
ehci-pci: Fix PCI EHCI driver for 36-bit
Convert the PCI base address into a virtual address.
Signed-off-by: Zhao Chenhui <b35336@freescale.com>
Signed-off-by: Li Yang <leoli@freescale.com>
| -rw-r--r-- | drivers/usb/host/ehci-pci.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 4abe5e3b5..020ab1135 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -42,7 +42,6 @@ static struct pci_device_id ehci_pci_ids[] = { int ehci_hcd_init(void) { pci_dev_t pdev; - uint32_t addr; pdev = pci_find_devices(ehci_pci_ids, CONFIG_PCI_EHCI_DEVICE); if (pdev == -1) { @@ -50,8 +49,8 @@ int ehci_hcd_init(void) return -1; } - pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &addr); - hccr = (struct ehci_hccr *)addr; + hccr = (struct ehci_hccr *)pci_map_bar(pdev, + PCI_BASE_ADDRESS_0, PCI_REGION_MEM); hcor = (struct ehci_hcor *)((uint32_t) hccr + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); |