diff options
Diffstat (limited to 'arch/mips/loongson64/common/cs5536/cs5536_ehci.c')
| -rw-r--r-- | arch/mips/loongson64/common/cs5536/cs5536_ehci.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/arch/mips/loongson64/common/cs5536/cs5536_ehci.c b/arch/mips/loongson64/common/cs5536/cs5536_ehci.c deleted file mode 100644 index bd4c39fe6109..000000000000 --- a/arch/mips/loongson64/common/cs5536/cs5536_ehci.c +++ /dev/null @@ -1,156 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-or-later -/* - * the EHCI Virtual Support Module of AMD CS5536 - * - * Copyright (C) 2007 Lemote, Inc. - * Author : jlliu, liujl@lemote.com - * - * Copyright (C) 2009 Lemote, Inc. - * Author: Wu Zhangjin, wuzhangjin@gmail.com - */ - -#include <cs5536/cs5536.h> -#include <cs5536/cs5536_pci.h> - -void pci_ehci_write_reg(int reg, u32 value) -{ - u32 hi = 0, lo = value; - - switch (reg) { - case PCI_COMMAND: - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - if (value & PCI_COMMAND_MASTER) - hi |= PCI_COMMAND_MASTER; - else - hi &= ~PCI_COMMAND_MASTER; - - if (value & PCI_COMMAND_MEMORY) - hi |= PCI_COMMAND_MEMORY; - else - hi &= ~PCI_COMMAND_MEMORY; - _wrmsr(USB_MSR_REG(USB_EHCI), hi, lo); - break; - case PCI_STATUS: - if (value & PCI_STATUS_PARITY) { - _rdmsr(SB_MSR_REG(SB_ERROR), &hi, &lo); - if (lo & SB_PARE_ERR_FLAG) { - lo = (lo & 0x0000ffff) | SB_PARE_ERR_FLAG; - _wrmsr(SB_MSR_REG(SB_ERROR), hi, lo); - } - } - break; - case PCI_BAR0_REG: - if (value == PCI_BAR_RANGE_MASK) { - _rdmsr(GLCP_MSR_REG(GLCP_SOFT_COM), &hi, &lo); - lo |= SOFT_BAR_EHCI_FLAG; - _wrmsr(GLCP_MSR_REG(GLCP_SOFT_COM), hi, lo); - } else if ((value & 0x01) == 0x00) { - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - lo = value; - _wrmsr(USB_MSR_REG(USB_EHCI), hi, lo); - - value &= 0xfffffff0; - hi = 0x40000000 | ((value & 0xff000000) >> 24); - lo = 0x000fffff | ((value & 0x00fff000) << 8); - _wrmsr(GLIU_MSR_REG(GLIU_P2D_BM4), hi, lo); - } - break; - case PCI_EHCI_LEGSMIEN_REG: - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - hi &= 0x003f0000; - hi |= (value & 0x3f) << 16; - _wrmsr(USB_MSR_REG(USB_EHCI), hi, lo); - break; - case PCI_EHCI_FLADJ_REG: - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - hi &= ~0x00003f00; - hi |= value & 0x00003f00; - _wrmsr(USB_MSR_REG(USB_EHCI), hi, lo); - break; - default: - break; - } -} - -u32 pci_ehci_read_reg(int reg) -{ - u32 conf_data = 0; - u32 hi, lo; - - switch (reg) { - case PCI_VENDOR_ID: - conf_data = - CFG_PCI_VENDOR_ID(CS5536_EHCI_DEVICE_ID, CS5536_VENDOR_ID); - break; - case PCI_COMMAND: - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - if (hi & PCI_COMMAND_MASTER) - conf_data |= PCI_COMMAND_MASTER; - if (hi & PCI_COMMAND_MEMORY) - conf_data |= PCI_COMMAND_MEMORY; - break; - case PCI_STATUS: - conf_data |= PCI_STATUS_66MHZ; - conf_data |= PCI_STATUS_FAST_BACK; - _rdmsr(SB_MSR_REG(SB_ERROR), &hi, &lo); - if (lo & SB_PARE_ERR_FLAG) - conf_data |= PCI_STATUS_PARITY; - conf_data |= PCI_STATUS_DEVSEL_MEDIUM; - break; - case PCI_CLASS_REVISION: - _rdmsr(USB_MSR_REG(USB_CAP), &hi, &lo); - conf_data = lo & 0x000000ff; - conf_data |= (CS5536_EHCI_CLASS_CODE << 8); - break; - case PCI_CACHE_LINE_SIZE: - conf_data = - CFG_PCI_CACHE_LINE_SIZE(PCI_NORMAL_HEADER_TYPE, - PCI_NORMAL_LATENCY_TIMER); - break; - case PCI_BAR0_REG: - _rdmsr(GLCP_MSR_REG(GLCP_SOFT_COM), &hi, &lo); - if (lo & SOFT_BAR_EHCI_FLAG) { - conf_data = CS5536_EHCI_RANGE | - PCI_BASE_ADDRESS_SPACE_MEMORY; - lo &= ~SOFT_BAR_EHCI_FLAG; - _wrmsr(GLCP_MSR_REG(GLCP_SOFT_COM), hi, lo); - } else { - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - conf_data = lo & 0xfffff000; - } - break; - case PCI_CARDBUS_CIS: - conf_data = PCI_CARDBUS_CIS_POINTER; - break; - case PCI_SUBSYSTEM_VENDOR_ID: - conf_data = - CFG_PCI_VENDOR_ID(CS5536_EHCI_SUB_ID, CS5536_SUB_VENDOR_ID); - break; - case PCI_ROM_ADDRESS: - conf_data = PCI_EXPANSION_ROM_BAR; - break; - case PCI_CAPABILITY_LIST: - conf_data = PCI_CAPLIST_USB_POINTER; - break; - case PCI_INTERRUPT_LINE: - conf_data = - CFG_PCI_INTERRUPT_LINE(PCI_DEFAULT_PIN, CS5536_USB_INTR); - break; - case PCI_EHCI_LEGSMIEN_REG: - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - conf_data = (hi & 0x003f0000) >> 16; - break; - case PCI_EHCI_LEGSMISTS_REG: - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - conf_data = (hi & 0x3f000000) >> 24; - break; - case PCI_EHCI_FLADJ_REG: - _rdmsr(USB_MSR_REG(USB_EHCI), &hi, &lo); - conf_data = hi & 0x00003f00; - break; - default: - break; - } - - return conf_data; -} |