coreboot-kgpe-d16/src/soc/amd/picasso/xhci.c
Felix Held dea4e0fe68 soc/amd/common/blocks/include: rename gpio_banks.h to gpio.h
This brings the AMD SoC GPIO code in line with the Intel SoC code and
removes the not really needed suffix.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: Ie2dbec81dfe503869beb2872b01a7475e2b88b33
Reviewed-on: https://review.coreboot.org/c/coreboot/+/57842
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
2021-09-23 18:33:00 +00:00

56 lines
1.3 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
#include <amdblocks/gpio.h>
#include <amdblocks/smi.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);