+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2015, Google, Inc
* Written by Simon Glass <sjg@chromium.org>
* All rights reserved.
- *
- * SPDX-License-Identifier: GPL-2.0
*/
#include <common.h>
#include <dm.h>
-#include <errno.h>
#include <pci.h>
#include <usb.h>
-
#include "xhci.h"
-#ifndef CONFIG_DM_USB
-
-/*
- * Create the appropriate control structures to manage a new XHCI host
- * controller.
- */
-int xhci_hcd_init(int index, struct xhci_hccr **ret_hccr,
- struct xhci_hcor **ret_hcor)
-{
- struct xhci_hccr *hccr;
- struct xhci_hcor *hcor;
- pci_dev_t pdev;
- uint32_t cmd;
- int len;
-
- pdev = pci_find_class(PCI_CLASS_SERIAL_USB_XHCI, index);
- if (pdev < 0) {
- printf("XHCI host controller not found\n");
- return -1;
- }
-
- hccr = (struct xhci_hccr *)pci_map_bar(pdev,
- PCI_BASE_ADDRESS_0, PCI_REGION_MEM);
- len = HC_LENGTH(xhci_readl(&hccr->cr_capbase));
- hcor = (struct xhci_hcor *)((uint32_t)hccr + len);
-
- debug("XHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n",
- (uint32_t)hccr, (uint32_t)hcor, len);
-
- *ret_hccr = hccr;
- *ret_hcor = hcor;
-
- /* enable busmaster */
- pci_read_config_dword(pdev, PCI_COMMAND, &cmd);
- cmd |= PCI_COMMAND_MASTER;
- pci_write_config_dword(pdev, PCI_COMMAND, cmd);
-
- return 0;
-}
-
-/*
- * Destroy the appropriate control structures corresponding * to the XHCI host
- * controller
- */
-void xhci_hcd_stop(int index)
-{
-}
-
-#else
-
-struct xhci_pci_priv {
- struct xhci_ctrl ctrl; /* Needs to come first in this struct! */
-};
-
static void xhci_pci_init(struct udevice *dev, struct xhci_hccr **ret_hccr,
struct xhci_hcor **ret_hcor)
{
return xhci_register(dev, hccr, hcor);
}
-static int xhci_pci_remove(struct udevice *dev)
-{
- int ret;
-
- ret = xhci_deregister(dev);
- if (ret)
- return ret;
-
- return 0;
-}
-
static const struct udevice_id xhci_pci_ids[] = {
{ .compatible = "xhci-pci" },
{ }
.name = "xhci_pci",
.id = UCLASS_USB,
.probe = xhci_pci_probe,
- .remove = xhci_pci_remove,
+ .remove = xhci_deregister,
.of_match = xhci_pci_ids,
.ops = &xhci_usb_ops,
.platdata_auto_alloc_size = sizeof(struct usb_platdata),
- .priv_auto_alloc_size = sizeof(struct xhci_pci_priv),
+ .priv_auto_alloc_size = sizeof(struct xhci_ctrl),
.flags = DM_FLAG_ALLOC_PRIV_DMA,
};
};
U_BOOT_PCI_DEVICE(xhci_pci, xhci_pci_supported);
-
-#endif /* CONFIG_DM_USB */