From ae46d2a952b9f061b8b2b6c9e03b18274b48a30e Mon Sep 17 00:00:00 2001 From: Zhao Chenhui Date: Tue, 19 Apr 2011 10:47:05 +0800 Subject: [PATCH] ehci-pci: Fix PCI EHCI driver for 36-bit Convert the PCI base address into a virtual address. Signed-off-by: Zhao Chenhui Signed-off-by: Li Yang --- drivers/usb/host/ehci-pci.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index 4abe5e3b59..020ab11355 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))); -- 2.25.1