1fc0edd9fe
Change-Id: Ie004a94a49fc8f53c370412bee1c3e7eacbf8beb Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41944 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Michael Niewöhner Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Nico Huber <nico.h@gmx.de>
68 lines
1.7 KiB
C
68 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#include <console/console.h>
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#include <device/device.h>
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#include <device/pci.h>
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#include <device/pci_ids.h>
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#include <device/pci_ops.h>
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#include <device/pci_ehci.h>
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#include <soc/acpi.h>
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#include <soc/pci_devs.h>
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#include <soc/southbridge.h>
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#include <amdblocks/acpimmio.h>
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static void set_usb_over_current(struct device *dev)
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{
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uint16_t map = USB_OC_DISABLE_ALL;
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if (dev->path.pci.devfn == XHCI_DEVFN) {
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if (mainboard_get_xhci_oc_map(&map) == 0) {
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xhci_pm_write32(XHCI_PM_INDIRECT_INDEX,
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XHCI_OVER_CURRENT_CONTROL);
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xhci_pm_write16(XHCI_PM_INDIRECT_DATA, map);
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}
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}
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if (dev->path.pci.devfn == EHCI1_DEVFN) {
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if (mainboard_get_ehci_oc_map(&map) == 0)
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pci_write_config16(dev, EHCI_OVER_CURRENT_CONTROL, map);
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}
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}
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int __weak mainboard_get_xhci_oc_map(uint16_t *map)
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{
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printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__);
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return -1;
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}
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int __weak mainboard_get_ehci_oc_map(uint16_t *map)
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{
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printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__);
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return -1;
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}
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static struct device_operations usb_ops = {
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.read_resources = pci_ehci_read_resources,
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.set_resources = pci_dev_set_resources,
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.enable_resources = pci_dev_enable_resources,
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.init = set_usb_over_current,
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.scan_bus = scan_static_bus,
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.acpi_name = soc_acpi_name,
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.ops_pci = &pci_dev_ops_pci,
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};
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static const unsigned short pci_device_ids[] = {
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PCI_DEVICE_ID_AMD_SB900_USB_18_0,
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PCI_DEVICE_ID_AMD_SB900_USB_18_2,
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PCI_DEVICE_ID_AMD_SB900_USB_20_5,
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PCI_DEVICE_ID_AMD_CZ_USB_0,
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PCI_DEVICE_ID_AMD_CZ_USB_1,
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PCI_DEVICE_ID_AMD_CZ_USB3_0,
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0
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};
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static const struct pci_driver usb_0_driver __pci_driver = {
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.ops = &usb_ops,
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.vendor = PCI_VENDOR_ID_AMD,
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.devices = pci_device_ids,
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};
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