Merge branch 'master' of git://git.denx.de/u-boot-usb

1 files changed, 81 insertions, 0 deletions

diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 361fcce..63daaa6 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -7,12 +7,15 @@
  */
 
 #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.
@@ -58,3 +61,81 @@ int xhci_hcd_init(int index, struct xhci_hccr **ret_hccr,
 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)
+{
+	struct xhci_hccr *hccr;
+	struct xhci_hcor *hcor;
+	u32 cmd;
+
+	hccr = (struct xhci_hccr *)dm_pci_map_bar(dev,
+			PCI_BASE_ADDRESS_0, PCI_REGION_MEM);
+	hcor = (struct xhci_hcor *)((uintptr_t) hccr +
+			HC_LENGTH(xhci_readl(&hccr->cr_capbase)));
+
+	debug("XHCI-PCI init hccr 0x%x and hcor 0x%x hc_length %d\n",
+	      (u32)hccr, (u32)hcor,
+	      (u32)HC_LENGTH(xhci_readl(&hccr->cr_capbase)));
+
+	*ret_hccr = hccr;
+	*ret_hcor = hcor;
+
+	/* enable busmaster */
+	dm_pci_read_config32(dev, PCI_COMMAND, &cmd);
+	cmd |= PCI_COMMAND_MASTER;
+	dm_pci_write_config32(dev, PCI_COMMAND, cmd);
+}
+
+static int xhci_pci_probe(struct udevice *dev)
+{
+	struct xhci_hccr *hccr;
+	struct xhci_hcor *hcor;
+
+	xhci_pci_init(dev, &hccr, &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" },
+	{ }
+};
+
+U_BOOT_DRIVER(xhci_pci) = {
+	.name	= "xhci_pci",
+	.id	= UCLASS_USB,
+	.probe = xhci_pci_probe,
+	.remove = xhci_pci_remove,
+	.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),
+	.flags	= DM_FLAG_ALLOC_PRIV_DMA,
+};
+
+static struct pci_device_id xhci_pci_supported[] = {
+	{ PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_XHCI, ~0) },
+	{},
+};
+
+U_BOOT_PCI_DEVICE(xhci_pci, xhci_pci_supported);
+
+#endif /* CONFIG_DM_USB */