1 /* 2 * Copyright (C) Freescale Semiconductor, Inc. 2006-2007 3 * 4 * Author: Scott Wood <scottwood@freescale.com> 5 * 6 * See file CREDITS for list of people who contributed to this 7 * project. 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of 12 * the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS for A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 22 * MA 02111-1307 USA 23 */ 24 25 #include <common.h> 26 #if defined(CONFIG_OF_LIBFDT) 27 #include <libfdt.h> 28 #endif 29 #include <pci.h> 30 #include <mpc83xx.h> 31 32 DECLARE_GLOBAL_DATA_PTR; 33 34 int board_early_init_f(void) 35 { 36 #ifndef CFG_8313ERDB_BROKEN_PMC 37 volatile immap_t *im = (immap_t *)CFG_IMMR; 38 39 if (im->pmc.pmccr1 & PMCCR1_POWER_OFF) 40 gd->flags |= GD_FLG_SILENT; 41 #endif 42 43 return 0; 44 } 45 46 int checkboard(void) 47 { 48 puts("Board: Freescale MPC8313ERDB\n"); 49 return 0; 50 } 51 52 static struct pci_region pci_regions[] = { 53 { 54 bus_start: CFG_PCI1_MEM_BASE, 55 phys_start: CFG_PCI1_MEM_PHYS, 56 size: CFG_PCI1_MEM_SIZE, 57 flags: PCI_REGION_MEM | PCI_REGION_PREFETCH 58 }, 59 { 60 bus_start: CFG_PCI1_MMIO_BASE, 61 phys_start: CFG_PCI1_MMIO_PHYS, 62 size: CFG_PCI1_MMIO_SIZE, 63 flags: PCI_REGION_MEM 64 }, 65 { 66 bus_start: CFG_PCI1_IO_BASE, 67 phys_start: CFG_PCI1_IO_PHYS, 68 size: CFG_PCI1_IO_SIZE, 69 flags: PCI_REGION_IO 70 } 71 }; 72 73 void pci_init_board(void) 74 { 75 volatile immap_t *immr = (volatile immap_t *)CFG_IMMR; 76 volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk; 77 volatile law83xx_t *pci_law = immr->sysconf.pcilaw; 78 struct pci_region *reg[] = { pci_regions }; 79 int warmboot; 80 81 /* Enable all 3 PCI_CLK_OUTPUTs. */ 82 clk->occr |= 0xe0000000; 83 84 /* 85 * Configure PCI Local Access Windows 86 */ 87 pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR; 88 pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB; 89 90 pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR; 91 pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB; 92 93 warmboot = gd->bd->bi_bootflags & BOOTFLAG_WARM; 94 #ifndef CFG_8313ERDB_BROKEN_PMC 95 warmboot |= immr->pmc.pmccr1 & PMCCR1_POWER_OFF; 96 #endif 97 98 mpc83xx_pci_init(1, reg, warmboot); 99 } 100 101 #if defined(CONFIG_OF_BOARD_SETUP) 102 void ft_board_setup(void *blob, bd_t *bd) 103 { 104 ft_cpu_setup(blob, bd); 105 #ifdef CONFIG_PCI 106 ft_pci_setup(blob, bd); 107 #endif 108 } 109 #endif 110