/* SPDX-License-Identifier: GPL-2.0-only */ #include <console/console.h> #include <device/device.h> #include <device/pci.h> #include <device/pci_ids.h> #include <device/pci_ops.h> #include <device/pci_ehci.h> #include <soc/acpi.h> #include <soc/pci_devs.h> #include <soc/southbridge.h> #include <amdblocks/acpimmio.h> static void set_usb_over_current(struct device *dev) { uint16_t map = USB_OC_DISABLE_ALL; if (dev->path.pci.devfn == XHCI_DEVFN) { if (mainboard_get_xhci_oc_map(&map) == 0) { xhci_pm_write32(XHCI_PM_INDIRECT_INDEX, XHCI_OVER_CURRENT_CONTROL); xhci_pm_write16(XHCI_PM_INDIRECT_DATA, map); } } if (dev->path.pci.devfn == EHCI1_DEVFN) { if (mainboard_get_ehci_oc_map(&map) == 0) pci_write_config16(dev, EHCI_OVER_CURRENT_CONTROL, map); } } int __weak mainboard_get_xhci_oc_map(uint16_t *map) { printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__); return -1; } int __weak mainboard_get_ehci_oc_map(uint16_t *map) { printk(BIOS_DEBUG, "WEAK: %s/%s called\n", __FILE__, __func__); return -1; } struct device_operations stoneyridge_usb_ops = { .read_resources = pci_ehci_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pci_dev_enable_resources, .init = set_usb_over_current, .scan_bus = scan_static_bus, .acpi_name = soc_acpi_name, .ops_pci = &pci_dev_ops_pci, };