2 * Copyright (C) 2007 Freescale Semiconductor, Inc.
4 * Author: Scott Wood <scottwood@freescale.com>
5 * Dave Liu <daveliu@freescale.com>
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS for A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
28 #if defined(CONFIG_OF_LIBFDT)
34 DECLARE_GLOBAL_DATA_PTR;
36 int board_early_init_f(void)
38 volatile immap_t *im = (immap_t *)CFG_IMMR;
40 if (im->pmc.pmccr1 & PMCCR1_POWER_OFF)
41 gd->flags |= GD_FLG_SILENT;
46 static u8 read_board_info(void)
51 if (i2c_read(CFG_I2C_PCF8574A_ADDR, 0, 0, &val8, 1) == 0)
59 static const char * const rev_str[] = {
69 info = read_board_info();
70 i = (!info) ? 4: info & 0x03;
72 printf("Board: Freescale MPC8315ERDB Rev %s\n", rev_str[i]);
77 static struct pci_region pci_regions[] = {
79 bus_start: CFG_PCI_MEM_BASE,
80 phys_start: CFG_PCI_MEM_PHYS,
81 size: CFG_PCI_MEM_SIZE,
82 flags: PCI_REGION_MEM | PCI_REGION_PREFETCH
85 bus_start: CFG_PCI_MMIO_BASE,
86 phys_start: CFG_PCI_MMIO_PHYS,
87 size: CFG_PCI_MMIO_SIZE,
91 bus_start: CFG_PCI_IO_BASE,
92 phys_start: CFG_PCI_IO_PHYS,
93 size: CFG_PCI_IO_SIZE,
98 void pci_init_board(void)
100 volatile immap_t *immr = (volatile immap_t *)CFG_IMMR;
101 volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk;
102 volatile law83xx_t *pci_law = immr->sysconf.pcilaw;
103 struct pci_region *reg[] = { pci_regions };
106 /* Enable all 3 PCI_CLK_OUTPUTs. */
107 clk->occr |= 0xe0000000;
110 * Configure PCI Local Access Windows
112 pci_law[0].bar = CFG_PCI_MEM_PHYS & LAWBAR_BAR;
113 pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB;
115 pci_law[1].bar = CFG_PCI_IO_PHYS & LAWBAR_BAR;
116 pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB;
118 warmboot = gd->bd->bi_bootflags & BOOTFLAG_WARM;
119 warmboot |= immr->pmc.pmccr1 & PMCCR1_POWER_OFF;
121 mpc83xx_pci_init(1, reg, warmboot);
124 #if defined(CONFIG_OF_BOARD_SETUP)
125 void ft_board_setup(void *blob, bd_t *bd)
127 ft_cpu_setup(blob, bd);
129 ft_pci_setup(blob, bd);