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/* SPDX-License-Identifier: GPL-2.0-only */
#include <device/pci_type.h>
#include <intelblocks/xhci.h>
#include <soc/pci_devs.h>
/*
* Information obtained from Intel doc# 630094, ADL-P PCH EDS Vol. 2,
* as well as doc# 626817, ADL-P PCH EDS Vol. 1
*/
#define PCH_XHCI_USB2_PORT_STATUS_REG 0x480
#define PCH_XHCI_USB3_PORT_STATUS_REG 0x540
#define PCH_XHCI_USB2_PORT_NUM 10
#define PCH_XHCI_USB3_PORT_NUM 4
#define TCSS_XHCI_USB2_PORT_STATUS_REG 0x480
#define TCSS_XHCI_USB3_PORT_STATUS_REG 0x490
#define TCSS_XHCI_USB2_PORT_NUM 0
#define TCSS_XHCI_USB3_PORT_NUM 4
static const struct xhci_usb_info usb_info = {
.usb2_port_status_reg = PCH_XHCI_USB2_PORT_STATUS_REG,
.num_usb2_ports = PCH_XHCI_USB2_PORT_NUM,
.usb3_port_status_reg = PCH_XHCI_USB3_PORT_STATUS_REG,
.num_usb3_ports = PCH_XHCI_USB3_PORT_NUM,
};
static const struct xhci_usb_info tcss_usb_info = {
.usb2_port_status_reg = TCSS_XHCI_USB2_PORT_STATUS_REG,
.num_usb2_ports = TCSS_XHCI_USB2_PORT_NUM,
.usb3_port_status_reg = TCSS_XHCI_USB3_PORT_STATUS_REG,
.num_usb3_ports = TCSS_XHCI_USB3_PORT_NUM,
};
const struct xhci_usb_info *soc_get_xhci_usb_info(pci_devfn_t xhci_dev)
{
if (xhci_dev == PCH_DEVFN_XHCI)
return &usb_info;
else if (xhci_dev == SA_DEVFN_TCSS_XHCI)
return &tcss_usb_info;
return NULL;
}
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