/* SPDX-License-Identifier: GPL-2.0-only */ #include <amdblocks/gpio_banks.h> #include <bootstate.h> #include <device/device.h> #include <drivers/usb/pci_xhci/pci_xhci.h> #include <soc/pci_devs.h> #include <soc/smi.h> #include <soc/soc_util.h> static const struct sci_source xhci_sci_sources[] = { { .scimap = SMITYPE_XHC0_PME, .gpe = GEVENT_31, .direction = SMI_SCI_LVL_HIGH, .level = SMI_SCI_EDG }, { .scimap = SMITYPE_XHC1_PME, .gpe = GEVENT_31, .direction = SMI_SCI_LVL_HIGH, .level = SMI_SCI_EDG } }; enum cb_err pci_xhci_get_wake_gpe(const struct device *dev, int *gpe) { if (dev->bus->dev->path.type != DEVICE_PATH_PCI) return CB_ERR_ARG; if (dev->bus->dev->path.pci.devfn != PCIE_GPP_A_DEVFN) return CB_ERR_ARG; if (dev->path.type != DEVICE_PATH_PCI) return CB_ERR_ARG; if (dev->path.pci.devfn == XHCI0_DEVFN) *gpe = xhci_sci_sources[0].gpe; else if (dev->path.pci.devfn == XHCI1_DEVFN) *gpe = xhci_sci_sources[1].gpe; else return CB_ERR_ARG; return CB_SUCCESS; } static void configure_xhci_sci(void *unused) { if (soc_is_reduced_io_sku()) gpe_configure_sci(xhci_sci_sources, 1); else gpe_configure_sci(xhci_sci_sources, ARRAY_SIZE(xhci_sci_sources)); } BOOT_STATE_INIT_ENTRY(BS_POST_DEVICE, BS_ON_ENTRY, configure_xhci_sci, NULL);