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-rw-r--r--board/mpc8349emds/pci.c407
1 files changed, 0 insertions, 407 deletions
diff --git a/board/mpc8349emds/pci.c b/board/mpc8349emds/pci.c
deleted file mode 100644
index d6a12b82a49..00000000000
--- a/board/mpc8349emds/pci.c
+++ /dev/null
@@ -1,407 +0,0 @@
-/*
- * 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 <asm/mmu.h>
-#include <common.h>
-#include <asm/global_data.h>
-#include <pci.h>
-#include <asm/mpc8349_pci.h>
-#include <i2c.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#ifdef CONFIG_PCI
-
-/* System RAM mapped to PCI space */
-#define CONFIG_PCI_SYS_MEM_BUS CFG_SDRAM_BASE
-#define CONFIG_PCI_SYS_MEM_PHYS CFG_SDRAM_BASE
-
-#ifndef CONFIG_PCI_PNP
-static struct pci_config_table pci_mpc8349emds_config_table[] = {
- {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
- PCI_IDSEL_NUMBER, PCI_ANY_ID,
- pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
- PCI_ENET0_MEMADDR,
- PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
- }
- },
- {}
-};
-#endif
-
-static struct pci_controller pci_hose[] = {
- {
-#ifndef CONFIG_PCI_PNP
- config_table:pci_mpc8349emds_config_table,
-#endif
- },
- {
-#ifndef CONFIG_PCI_PNP
- config_table:pci_mpc8349emds_config_table,
-#endif
- }
-};
-
-/**************************************************************************
- *
- * pib_init() -- initialize the PCA9555PW IO expander on the PIB board
- *
- */
-void
-pib_init(void)
-{
- u8 val8, orig_i2c_bus;
- /*
- * Assign PIB PMC slot to desired PCI bus
- */
- /* Switch temporarily to I2C bus #2 */
- orig_i2c_bus = i2c_get_bus_num();
- i2c_set_bus_num(1);
-
- val8 = 0;
- i2c_write(0x23, 0x6, 1, &val8, 1);
- i2c_write(0x23, 0x7, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x23, 0x2, 1, &val8, 1);
- i2c_write(0x23, 0x3, 1, &val8, 1);
-
- val8 = 0;
- i2c_write(0x26, 0x6, 1, &val8, 1);
- val8 = 0x34;
- i2c_write(0x26, 0x7, 1, &val8, 1);
-#if defined(PCI_64BIT)
- val8 = 0xf4; /* PMC2:PCI1/64-bit */
-#elif defined(PCI_ALL_PCI1)
- val8 = 0xf3; /* PMC1:PCI1 PMC2:PCI1 PMC3:PCI1 */
-#elif defined(PCI_ONE_PCI1)
- val8 = 0xf9; /* PMC1:PCI1 PMC2:PCI2 PMC3:PCI2 */
-#else
- val8 = 0xf5; /* PMC1:PCI1 PMC2:PCI1 PMC3:PCI2 */
-#endif
- i2c_write(0x26, 0x2, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x26, 0x3, 1, &val8, 1);
- val8 = 0;
- i2c_write(0x27, 0x6, 1, &val8, 1);
- i2c_write(0x27, 0x7, 1, &val8, 1);
- val8 = 0xff;
- i2c_write(0x27, 0x2, 1, &val8, 1);
- val8 = 0xef;
- i2c_write(0x27, 0x3, 1, &val8, 1);
- asm("eieio");
-
-#if defined(PCI_64BIT)
- printf("PCI1: 64-bit on PMC2\n");
-#elif defined(PCI_ALL_PCI1)
- printf("PCI1: 32-bit on PMC1, PMC2, PMC3\n");
-#elif defined(PCI_ONE_PCI1)
- printf("PCI1: 32-bit on PMC1\n");
- printf("PCI2: 32-bit on PMC2, PMC3\n");
-#else
- printf("PCI1: 32-bit on PMC1, PMC2\n");
- printf("PCI2: 32-bit on PMC3\n");
-#endif
- /* Reset to original I2C bus */
- i2c_set_bus_num(orig_i2c_bus);
-}
-
-/**************************************************************************
- * pci_init_board()
- *
- * NOTICE: PCI2 is not currently supported
- *
- */
-void
-pci_init_board(void)
-{
- volatile immap_t * immr;
- volatile clk83xx_t * clk;
- volatile law83xx_t * pci_law;
- volatile pot83xx_t * pci_pot;
- volatile pcictrl83xx_t * pci_ctrl;
- volatile pciconf83xx_t * pci_conf;
- u16 reg16;
- u32 reg32;
- u32 dev;
- struct pci_controller * hose;
-
- immr = (immap_t *)CFG_IMMR;
- clk = (clk83xx_t *)&immr->clk;
- pci_law = immr->sysconf.pcilaw;
- pci_pot = immr->ios.pot;
- pci_ctrl = immr->pci_ctrl;
- pci_conf = immr->pci_conf;
-
- hose = &pci_hose[0];
-
- pib_init();
-
- /*
- * Configure PCI controller and PCI_CLK_OUTPUT both in 66M mode
- */
-
- reg32 = clk->occr;
- udelay(2000);
- clk->occr = 0xff000000;
- udelay(2000);
-
- /*
- * Release PCI RST Output signal
- */
- pci_ctrl[0].gcr = 0;
- udelay(2000);
- pci_ctrl[0].gcr = 1;
-
-#ifdef CONFIG_MPC83XX_PCI2
- pci_ctrl[1].gcr = 0;
- udelay(2000);
- pci_ctrl[1].gcr = 1;
-#endif
-
- /* We need to wait at least a 1sec based on PCI specs */
- {
- int i;
-
- for (i = 0; i < 1000; ++i)
- udelay (1000);
- }
-
- /*
- * Configure PCI Local Access Windows
- */
- pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR;
- pci_law[0].ar = LAWAR_EN | LAWAR_SIZE_1G;
-
- pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR;
- pci_law[1].ar = LAWAR_EN | LAWAR_SIZE_4M;
-
- /*
- * Configure PCI Outbound Translation Windows
- */
-
- /* PCI1 mem space - prefetch */
- pci_pot[0].potar = (CFG_PCI1_MEM_BASE >> 12) & POTAR_TA_MASK;
- pci_pot[0].pobar = (CFG_PCI1_MEM_PHYS >> 12) & POBAR_BA_MASK;
- pci_pot[0].pocmr = POCMR_EN | POCMR_PREFETCH_EN | (POCMR_CM_256M & POCMR_CM_MASK);
-
- /* PCI1 IO space */
- pci_pot[1].potar = (CFG_PCI1_IO_BASE >> 12) & POTAR_TA_MASK;
- pci_pot[1].pobar = (CFG_PCI1_IO_PHYS >> 12) & POBAR_BA_MASK;
- pci_pot[1].pocmr = POCMR_EN | POCMR_IO | (POCMR_CM_1M & POCMR_CM_MASK);
-
- /* PCI1 mmio - non-prefetch mem space */
- pci_pot[2].potar = (CFG_PCI1_MMIO_BASE >> 12) & POTAR_TA_MASK;
- pci_pot[2].pobar = (CFG_PCI1_MMIO_PHYS >> 12) & POBAR_BA_MASK;
- pci_pot[2].pocmr = POCMR_EN | (POCMR_CM_256M & POCMR_CM_MASK);
-
- /*
- * Configure PCI Inbound Translation Windows
- */
-
- /* we need RAM mapped to PCI space for the devices to
- * access main memory */
- pci_ctrl[0].pitar1 = 0x0;
- pci_ctrl[0].pibar1 = 0x0;
- pci_ctrl[0].piebar1 = 0x0;
- pci_ctrl[0].piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP | (__ilog2(gd->ram_size) - 1);
-
- hose->first_busno = 0;
- hose->last_busno = 0xff;
-
- /* PCI memory prefetch space */
- pci_set_region(hose->regions + 0,
- CFG_PCI1_MEM_BASE,
- CFG_PCI1_MEM_PHYS,
- CFG_PCI1_MEM_SIZE,
- PCI_REGION_MEM|PCI_REGION_PREFETCH);
-
- /* PCI memory space */
- pci_set_region(hose->regions + 1,
- CFG_PCI1_MMIO_BASE,
- CFG_PCI1_MMIO_PHYS,
- CFG_PCI1_MMIO_SIZE,
- PCI_REGION_MEM);
-
- /* PCI IO space */
- pci_set_region(hose->regions + 2,
- CFG_PCI1_IO_BASE,
- CFG_PCI1_IO_PHYS,
- CFG_PCI1_IO_SIZE,
- PCI_REGION_IO);
-
- /* System memory space */
- pci_set_region(hose->regions + 3,
- CONFIG_PCI_SYS_MEM_BUS,
- CONFIG_PCI_SYS_MEM_PHYS,
- gd->ram_size,
- PCI_REGION_MEM | PCI_REGION_MEMORY);
-
- hose->region_count = 4;
-
- pci_setup_indirect(hose,
- (CFG_IMMR+0x8300),
- (CFG_IMMR+0x8304));
-
- pci_register_hose(hose);
-
- /*
- * Write to Command register
- */
- reg16 = 0xff;
- dev = PCI_BDF(hose->first_busno, 0, 0);
- pci_hose_read_config_word (hose, dev, PCI_COMMAND, &reg16);
- reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
- pci_hose_write_config_word(hose, dev, PCI_COMMAND, reg16);
-
- /*
- * Clear non-reserved bits in status register.
- */
- pci_hose_write_config_word(hose, dev, PCI_STATUS, 0xffff);
- pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80);
- pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08);
-
-#ifdef CONFIG_PCI_SCAN_SHOW
- printf("PCI: Bus Dev VenId DevId Class Int\n");
-#endif
- /*
- * Hose scan.
- */
- hose->last_busno = pci_hose_scan(hose);
-
-#ifdef CONFIG_MPC83XX_PCI2
- hose = &pci_hose[1];
-
- /*
- * Configure PCI Outbound Translation Windows
- */
-
- /* PCI2 mem space - prefetch */
- pci_pot[3].potar = (CFG_PCI2_MEM_BASE >> 12) & POTAR_TA_MASK;
- pci_pot[3].pobar = (CFG_PCI2_MEM_PHYS >> 12) & POBAR_BA_MASK;
- pci_pot[3].pocmr = POCMR_EN | POCMR_PCI2 | POCMR_PREFETCH_EN | (POCMR_CM_256M & POCMR_CM_MASK);
-
- /* PCI2 IO space */
- pci_pot[4].potar = (CFG_PCI2_IO_BASE >> 12) & POTAR_TA_MASK;
- pci_pot[4].pobar = (CFG_PCI2_IO_PHYS >> 12) & POBAR_BA_MASK;
- pci_pot[4].pocmr = POCMR_EN | POCMR_PCI2 | POCMR_IO | (POCMR_CM_1M & POCMR_CM_MASK);
-
- /* PCI2 mmio - non-prefetch mem space */
- pci_pot[5].potar = (CFG_PCI2_MMIO_BASE >> 12) & POTAR_TA_MASK;
- pci_pot[5].pobar = (CFG_PCI2_MMIO_PHYS >> 12) & POBAR_BA_MASK;
- pci_pot[5].pocmr = POCMR_EN | POCMR_PCI2 | (POCMR_CM_256M & POCMR_CM_MASK);
-
- /*
- * Configure PCI Inbound Translation Windows
- */
-
- /* we need RAM mapped to PCI space for the devices to
- * access main memory */
- pci_ctrl[1].pitar1 = 0x0;
- pci_ctrl[1].pibar1 = 0x0;
- pci_ctrl[1].piebar1 = 0x0;
- pci_ctrl[1].piwar1 = PIWAR_EN | PIWAR_PF | PIWAR_RTT_SNOOP | PIWAR_WTT_SNOOP | (__ilog2(gd->ram_size) - 1);
-
- hose->first_busno = pci_hose[0].last_busno + 1;
- hose->last_busno = 0xff;
-
- /* PCI memory prefetch space */
- pci_set_region(hose->regions + 0,
- CFG_PCI2_MEM_BASE,
- CFG_PCI2_MEM_PHYS,
- CFG_PCI2_MEM_SIZE,
- PCI_REGION_MEM|PCI_REGION_PREFETCH);
-
- /* PCI memory space */
- pci_set_region(hose->regions + 1,
- CFG_PCI2_MMIO_BASE,
- CFG_PCI2_MMIO_PHYS,
- CFG_PCI2_MMIO_SIZE,
- PCI_REGION_MEM);
-
- /* PCI IO space */
- pci_set_region(hose->regions + 2,
- CFG_PCI2_IO_BASE,
- CFG_PCI2_IO_PHYS,
- CFG_PCI2_IO_SIZE,
- PCI_REGION_IO);
-
- /* System memory space */
- pci_set_region(hose->regions + 3,
- CONFIG_PCI_SYS_MEM_BUS,
- CONFIG_PCI_SYS_MEM_PHYS,
- gd->ram_size,
- PCI_REGION_MEM | PCI_REGION_MEMORY);
-
- hose->region_count = 4;
-
- pci_setup_indirect(hose,
- (CFG_IMMR+0x8380),
- (CFG_IMMR+0x8384));
-
- pci_register_hose(hose);
-
- /*
- * Write to Command register
- */
- reg16 = 0xff;
- dev = PCI_BDF(hose->first_busno, 0, 0);
- pci_hose_read_config_word (hose, dev, PCI_COMMAND, &reg16);
- reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
- pci_hose_write_config_word(hose, dev, PCI_COMMAND, reg16);
-
- /*
- * Clear non-reserved bits in status register.
- */
- pci_hose_write_config_word(hose, dev, PCI_STATUS, 0xffff);
- pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80);
- pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08);
-
- /*
- * Hose scan.
- */
- hose->last_busno = pci_hose_scan(hose);
-#endif
-
-}
-
-#ifdef CONFIG_OF_FLAT_TREE
-void
-ft_pci_setup(void *blob, bd_t *bd)
-{
- u32 *p;
- int len;
-
- p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8500/bus-range", &len);
- if (p != NULL) {
- p[0] = pci_hose[0].first_busno;
- p[1] = pci_hose[0].last_busno;
- }
-
-#ifdef CONFIG_MPC83XX_PCI2
- p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8600/bus-range", &len);
- if (p != NULL) {
- p[0] = pci_hose[1].first_busno;
- p[1] = pci_hose[1].last_busno;
- }
-#endif
-}
-#endif /* CONFIG_OF_FLAT_TREE */
-#endif /* CONFIG_PCI */
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