blob: 861c143df5771dd0b8943119fa69d2310f56d2e4 [file] [log] [blame]
Scott Wood96b8a052007-04-16 14:54:15 -05001/*
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>
Kim Phillips3fde9e82007-08-15 22:30:33 -050026#if defined(CONFIG_OF_FLAT_TREE)
Scott Wood96b8a052007-04-16 14:54:15 -050027#include <ft_build.h>
Kim Phillips3fde9e82007-08-15 22:30:33 -050028#elif defined(CONFIG_OF_LIBFDT)
29#include <libfdt.h>
30#endif
Scott Wood96b8a052007-04-16 14:54:15 -050031#include <pci.h>
32#include <mpc83xx.h>
33
34DECLARE_GLOBAL_DATA_PTR;
35
36int board_early_init_f(void)
37{
38#ifndef CFG_8313ERDB_BROKEN_PMC
39 volatile immap_t *im = (immap_t *)CFG_IMMR;
40
41 if (im->pmc.pmccr1 & PMCCR1_POWER_OFF)
42 gd->flags |= GD_FLG_SILENT;
43#endif
44
45 return 0;
46}
47
48int checkboard(void)
49{
50 puts("Board: Freescale MPC8313ERDB\n");
51 return 0;
52}
53
54static struct pci_region pci_regions[] = {
55 {
56 bus_start: CFG_PCI1_MEM_BASE,
57 phys_start: CFG_PCI1_MEM_PHYS,
58 size: CFG_PCI1_MEM_SIZE,
59 flags: PCI_REGION_MEM | PCI_REGION_PREFETCH
60 },
61 {
62 bus_start: CFG_PCI1_MMIO_BASE,
63 phys_start: CFG_PCI1_MMIO_PHYS,
64 size: CFG_PCI1_MMIO_SIZE,
65 flags: PCI_REGION_MEM
66 },
67 {
68 bus_start: CFG_PCI1_IO_BASE,
69 phys_start: CFG_PCI1_IO_PHYS,
70 size: CFG_PCI1_IO_SIZE,
71 flags: PCI_REGION_IO
72 }
73};
74
75void pci_init_board(void)
76{
77 volatile immap_t *immr = (volatile immap_t *)CFG_IMMR;
78 volatile clk83xx_t *clk = (volatile clk83xx_t *)&immr->clk;
79 volatile law83xx_t *pci_law = immr->sysconf.pcilaw;
80 struct pci_region *reg[] = { pci_regions };
81 int warmboot;
82
83 /* Enable all 3 PCI_CLK_OUTPUTs. */
84 clk->occr |= 0xe0000000;
85
86 /*
87 * Configure PCI Local Access Windows
88 */
89 pci_law[0].bar = CFG_PCI1_MEM_PHYS & LAWBAR_BAR;
90 pci_law[0].ar = LBLAWAR_EN | LBLAWAR_512MB;
91
92 pci_law[1].bar = CFG_PCI1_IO_PHYS & LAWBAR_BAR;
93 pci_law[1].ar = LBLAWAR_EN | LBLAWAR_1MB;
94
95 warmboot = gd->bd->bi_bootflags & BOOTFLAG_WARM;
96#ifndef CFG_8313ERDB_BROKEN_PMC
97 warmboot |= immr->pmc.pmccr1 & PMCCR1_POWER_OFF;
98#endif
99
100 mpc83xx_pci_init(1, reg, warmboot);
101}
102
Kim Phillips3fde9e82007-08-15 22:30:33 -0500103#if defined(CONFIG_OF_BOARD_SETUP)
Scott Wood96b8a052007-04-16 14:54:15 -0500104void ft_board_setup(void *blob, bd_t *bd)
105{
Kim Phillips3fde9e82007-08-15 22:30:33 -0500106#if defined(CONFIG_OF_FLAT_TREE)
Scott Wood96b8a052007-04-16 14:54:15 -0500107 u32 *p;
108 int len;
109
Scott Wood96b8a052007-04-16 14:54:15 -0500110 p = ft_get_prop(blob, "/memory/reg", &len);
Kim Phillips3fde9e82007-08-15 22:30:33 -0500111 if (p != NULL) {
Scott Wood96b8a052007-04-16 14:54:15 -0500112 *p++ = cpu_to_be32(bd->bi_memstart);
113 *p = cpu_to_be32(bd->bi_memsize);
114 }
Kim Phillips3fde9e82007-08-15 22:30:33 -0500115#endif
116 ft_cpu_setup(blob, bd);
117#ifdef CONFIG_PCI
118 ft_pci_setup(blob, bd);
119#endif
Scott Wood96b8a052007-04-16 14:54:15 -0500120}
121#endif