diff options
Diffstat (limited to 'board/pcippc2/cpc710_pci.c')
| -rw-r--r-- | board/pcippc2/cpc710_pci.c | 309 |
1 files changed, 0 insertions, 309 deletions
diff --git a/board/pcippc2/cpc710_pci.c b/board/pcippc2/cpc710_pci.c deleted file mode 100644 index ccd18e1513..0000000000 --- a/board/pcippc2/cpc710_pci.c +++ /dev/null @@ -1,309 +0,0 @@ -/* - * (C) Copyright 2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <config.h> -#include <common.h> -#include <asm/io.h> -#include <pci.h> - -#include "hardware.h" -#include "pcippc2.h" - -struct pci_controller local_hose, cpci_hose; - -static u32 cpc710_mapped_ram; - - /* Enable PCI retry timeouts - */ -void cpc710_pci_enable_timeout (void) -{ - out32(BRIDGE(LOCAL, CFGADDR), 0x50000080); - iobarrier_rw(); - out32(BRIDGE(LOCAL, CFGDATA), 0x32000000); - iobarrier_rw(); - - out32(BRIDGE(CPCI, CFGADDR), 0x50000180); - iobarrier_rw(); - out32(BRIDGE(CPCI, CFGDATA), 0x32000000); - iobarrier_rw(); -} - -void cpc710_pci_init (void) -{ - u32 sdram_size = pcippc2_sdram_size(); - - cpc710_mapped_ram = sdram_size < PCI_MEMORY_MAXSIZE ? - sdram_size : PCI_MEMORY_MAXSIZE; - - /* Select the local PCI - */ - out32(REG(CPC0, PCICNFR), 0x80000002); - iobarrier_rw(); - - out32(REG(CPC0, PCIBAR), BRIDGE_LOCAL_PHYS); - iobarrier_rw(); - - /* Enable PCI bridge address decoding - */ - out32(REG(CPC0, PCIENB), 0x80000000); - iobarrier_rw(); - - /* Select the CPCI bridge - */ - out32(REG(CPC0, PCICNFR), 0x80000003); - iobarrier_rw(); - - out32(REG(CPC0, PCIBAR), BRIDGE_CPCI_PHYS); - iobarrier_rw(); - - /* Enable PCI bridge address decoding - */ - out32(REG(CPC0, PCIENB), 0x80000000); - iobarrier_rw(); - - /* Disable configuration accesses - */ - out32(REG(CPC0, PCICNFR), 0x80000000); - iobarrier_rw(); - - /* Initialise the local PCI - */ - out32(BRIDGE(LOCAL, CRR), 0x7c000000); - iobarrier_rw(); - out32(BRIDGE(LOCAL, PCIDG), 0x40000000); - iobarrier_rw(); - out32(BRIDGE(LOCAL, PIBAR), BRIDGE_LOCAL_IO_BUS); - out32(BRIDGE(LOCAL, SIBAR), BRIDGE_LOCAL_IO_PHYS); - out32(BRIDGE(LOCAL, IOSIZE), -BRIDGE_LOCAL_IO_SIZE); - iobarrier_rw(); - out32(BRIDGE(LOCAL, PMBAR), BRIDGE_LOCAL_MEM_BUS); - out32(BRIDGE(LOCAL, SMBAR), BRIDGE_LOCAL_MEM_PHYS); - out32(BRIDGE(LOCAL, MSIZE), -BRIDGE_LOCAL_MEM_SIZE); - iobarrier_rw(); - out32(BRIDGE(LOCAL, PR), 0x00ffe000); - iobarrier_rw(); - out32(BRIDGE(LOCAL, ACR), 0xfe000000); - iobarrier_rw(); - out32(BRIDGE(LOCAL, PSBAR), PCI_MEMORY_BUS >> 24); - out32(BRIDGE(LOCAL, BARPS), PCI_MEMORY_PHYS >> 24); - out32(BRIDGE(LOCAL, PSSIZE), 256 - (cpc710_mapped_ram >> 24)); - iobarrier_rw(); - - /* Initialise the CPCI bridge - */ - out32(BRIDGE(CPCI, CRR), 0x7c000000); - iobarrier_rw(); - out32(BRIDGE(CPCI, PCIDG), 0xC0000000); - iobarrier_rw(); - out32(BRIDGE(CPCI, PIBAR), BRIDGE_CPCI_IO_BUS); - out32(BRIDGE(CPCI, SIBAR), BRIDGE_CPCI_IO_PHYS); - out32(BRIDGE(CPCI, IOSIZE), -BRIDGE_CPCI_IO_SIZE); - iobarrier_rw(); - out32(BRIDGE(CPCI, PMBAR), BRIDGE_CPCI_MEM_BUS); - out32(BRIDGE(CPCI, SMBAR), BRIDGE_CPCI_MEM_PHYS); - out32(BRIDGE(CPCI, MSIZE), -BRIDGE_CPCI_MEM_SIZE); - iobarrier_rw(); - out32(BRIDGE(CPCI, PR), 0x80ffe000); - iobarrier_rw(); - out32(BRIDGE(CPCI, ACR), 0xdf000000); - iobarrier_rw(); - out32(BRIDGE(CPCI, PSBAR), PCI_MEMORY_BUS >> 24); - out32(BRIDGE(CPCI, BARPS), PCI_MEMORY_PHYS >> 24); - out32(BRIDGE(CPCI, PSSIZE), 256 - (cpc710_mapped_ram >> 24)); - iobarrier_rw(); - - /* Local PCI - */ - - out32(BRIDGE(LOCAL, CFGADDR), 0x04000080); - iobarrier_rw(); - out32(BRIDGE(LOCAL, CFGDATA), 0x56010000); - iobarrier_rw(); - - out32(BRIDGE(LOCAL, CFGADDR), 0x0c000080); - iobarrier_rw(); - out32(BRIDGE(LOCAL, CFGDATA), PCI_LATENCY_TIMER_VAL << 16); - iobarrier_rw(); - - /* Set bus and subbus numbers - */ - out32(BRIDGE(LOCAL, CFGADDR), 0x40000080); - iobarrier_rw(); - out32(BRIDGE(LOCAL, CFGDATA), 0x00000000); - iobarrier_rw(); - - out32(BRIDGE(LOCAL, CFGADDR), 0x50000080); - iobarrier_rw(); - /* PCI retry timeouts will be enabled later - */ - out32(BRIDGE(LOCAL, CFGDATA), 0x00000000); - iobarrier_rw(); - - /* CPCI - */ - - /* Set bus and subbus numbers - */ - out32(BRIDGE(CPCI, CFGADDR), 0x40000080); - iobarrier_rw(); - out32(BRIDGE(CPCI, CFGDATA), 0x01010000); - iobarrier_rw(); - - out32(BRIDGE(CPCI, CFGADDR), 0x04000180); - iobarrier_rw(); - out32(BRIDGE(CPCI, CFGDATA), 0x56010000); - iobarrier_rw(); - - out32(BRIDGE(CPCI, CFGADDR), 0x0c000180); - iobarrier_rw(); - out32(BRIDGE(CPCI, CFGDATA), PCI_LATENCY_TIMER_VAL << 16); - iobarrier_rw(); - - /* Write to the PSBAR */ - out32(BRIDGE(CPCI, CFGADDR), 0x10000180); - iobarrier_rw(); - out32(BRIDGE(CPCI, CFGDATA), cpu_to_le32(PCI_MEMORY_BUS)); - iobarrier_rw(); - - /* Set bus and subbus numbers - */ - out32(BRIDGE(CPCI, CFGADDR), 0x40000180); - iobarrier_rw(); - out32(BRIDGE(CPCI, CFGDATA), 0x01ff0000); - iobarrier_rw(); - - out32(BRIDGE(CPCI, CFGADDR), 0x50000180); - iobarrier_rw(); - out32(BRIDGE(CPCI, CFGDATA), 0x32000000); - /* PCI retry timeouts will be enabled later - */ - out32(BRIDGE(CPCI, CFGDATA), 0x00000000); - iobarrier_rw(); - - /* Remove reset on the PCI buses - */ - out32(BRIDGE(LOCAL, CRR), 0xfc000000); - iobarrier_rw(); - out32(BRIDGE(CPCI, CRR), 0xfc000000); - iobarrier_rw(); - - local_hose.first_busno = 0; - local_hose.last_busno = 0xff; - - /* System memory space */ - pci_set_region(local_hose.regions + 0, - PCI_MEMORY_BUS, - PCI_MEMORY_PHYS, - PCI_MEMORY_MAXSIZE, - PCI_REGION_MEM | PCI_REGION_SYS_MEMORY); - - /* PCI memory space */ - pci_set_region(local_hose.regions + 1, - BRIDGE_LOCAL_MEM_BUS, - BRIDGE_LOCAL_MEM_PHYS, - BRIDGE_LOCAL_MEM_SIZE, - PCI_REGION_MEM); - - /* PCI I/O space */ - pci_set_region(local_hose.regions + 2, - BRIDGE_LOCAL_IO_BUS, - BRIDGE_LOCAL_IO_PHYS, - BRIDGE_LOCAL_IO_SIZE, - PCI_REGION_IO); - - local_hose.region_count = 3; - - pci_setup_indirect(&local_hose, - BRIDGE_LOCAL_PHYS + HW_BRIDGE_CFGADDR, - BRIDGE_LOCAL_PHYS + HW_BRIDGE_CFGDATA); - - pci_register_hose(&local_hose); - - /* Initialize PCI32 bus registers */ - pci_hose_write_config_byte(&local_hose, - PCI_BDF(local_hose.first_busno,0,0), - CPC710_BUS_NUMBER, - local_hose.first_busno); - pci_hose_write_config_byte(&local_hose, - PCI_BDF(local_hose.first_busno,0,0), - CPC710_SUB_BUS_NUMBER, - local_hose.last_busno); - - local_hose.last_busno = pci_hose_scan(&local_hose); - - /* Write out correct max subordinate bus number for local hose */ - pci_hose_write_config_byte(&local_hose, - PCI_BDF(local_hose.first_busno,0,0), - CPC710_SUB_BUS_NUMBER, - local_hose.last_busno); - - cpci_hose.first_busno = local_hose.last_busno + 1; - cpci_hose.last_busno = 0xff; - - /* System memory space */ - pci_set_region(cpci_hose.regions + 0, - PCI_MEMORY_BUS, - PCI_MEMORY_PHYS, - PCI_MEMORY_MAXSIZE, - PCI_REGION_SYS_MEMORY); - - /* PCI memory space */ - pci_set_region(cpci_hose.regions + 1, - BRIDGE_CPCI_MEM_BUS, - BRIDGE_CPCI_MEM_PHYS, - BRIDGE_CPCI_MEM_SIZE, - PCI_REGION_MEM); - - /* PCI I/O space */ - pci_set_region(cpci_hose.regions + 2, - BRIDGE_CPCI_IO_BUS, - BRIDGE_CPCI_IO_PHYS, - BRIDGE_CPCI_IO_SIZE, - PCI_REGION_IO); - - cpci_hose.region_count = 3; - - pci_setup_indirect(&cpci_hose, - BRIDGE_CPCI_PHYS + HW_BRIDGE_CFGADDR, - BRIDGE_CPCI_PHYS + HW_BRIDGE_CFGDATA); - - pci_register_hose(&cpci_hose); - - /* Initialize PCI64 bus registers */ - pci_hose_write_config_byte(&cpci_hose, - PCI_BDF(cpci_hose.first_busno,0,0), - CPC710_BUS_NUMBER, - cpci_hose.first_busno); - pci_hose_write_config_byte(&cpci_hose, - PCI_BDF(cpci_hose.first_busno,0,0), - CPC710_SUB_BUS_NUMBER, - cpci_hose.last_busno); - - cpci_hose.last_busno = pci_hose_scan(&cpci_hose); - - /* Write out correct max subordinate bus number for cpci hose */ - pci_hose_write_config_byte(&cpci_hose, - PCI_BDF(cpci_hose.first_busno,0,0), - CPC710_SUB_BUS_NUMBER, - cpci_hose.last_busno); -} |