| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| // Use simple device model for this file even in ramstage |
| #define __SIMPLE_DEVICE__ |
| |
| #include <stdint.h> |
| #include <device/pci_ops.h> |
| #include <device/pci_ehci.h> |
| #include <device/pci_def.h> |
| #include <soc/pci_devs.h> |
| #include <soc/southbridge.h> |
| #include <amdblocks/acpimmio.h> |
| |
| pci_devfn_t pci_ehci_dbg_dev(unsigned int hcd_idx) |
| { |
| pm_io_write8(PM_USB_ENABLE, PM_USB_ALL_CONTROLLERS); |
| return SOC_EHCI1_DEV; |
| } |
| |
| void pci_ehci_dbg_set_port(pci_devfn_t dev, unsigned int port) |
| { |
| u32 reg32, value; |
| |
| value = (port & 0x3) << DEBUG_PORT_SELECT_SHIFT; |
| value |= DEBUG_PORT_ENABLE; |
| reg32 = pci_read_config32(SOC_EHCI1_DEV, EHCI_HUB_CONFIG4); |
| reg32 &= ~DEBUG_PORT_MASK; |
| reg32 |= value; |
| pci_write_config32(SOC_EHCI1_DEV, EHCI_HUB_CONFIG4, reg32); |
| } |