3 * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com.
5 * Copyright 2004 Freescale Semiconductor.
6 * (C) Copyright 2002,2003, Motorola Inc.
7 * Xianghua Xiao, (X.Xiao@motorola.com)
9 * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.com>
11 * See file CREDITS for list of people who contributed to this
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation; either version 2 of
17 * the License, or (at your option) any later version.
19 * This program is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU General Public License for more details.
24 * You should have received a copy of the GNU General Public License
25 * along with this program; if not, write to the Free Software
26 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
32 #include <asm/processor.h>
33 #include <asm/immap_85xx.h>
37 DECLARE_GLOBAL_DATA_PTR;
39 extern flash_info_t flash_info[]; /* FLASH chips info */
41 void local_bus_init (void);
42 ulong flash_get_size (ulong base, int banknum);
46 char *s = getenv("serial#");
48 puts("Board: Socrates");
56 printf ("PCI1: 32 bit, %d MHz (compiled)\n",
57 CONFIG_SYS_CLK_FREQ / 1000000);
59 printf ("PCI1: disabled\n");
63 * Initialize local bus.
70 int misc_init_r (void)
72 volatile ccsr_lbc_t *memctl = (void *)(CFG_MPC85xx_LBC_ADDR);
75 * Adjust flash start and offset to detected values
77 gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
78 gd->bd->bi_flashoffset = 0;
81 * Check if boot FLASH isn't max size
83 if (gd->bd->bi_flashsize < (0 - CFG_FLASH0)) {
84 memctl->or0 = gd->bd->bi_flashstart | (CFG_OR0_PRELIM & 0x00007fff);
85 memctl->br0 = gd->bd->bi_flashstart | (CFG_BR0_PRELIM & 0x00007fff);
88 * Re-check to get correct base address
90 flash_get_size(gd->bd->bi_flashstart, CFG_MAX_FLASH_BANKS - 1);
94 * Check if only one FLASH bank is available
96 if (gd->bd->bi_flashsize != CFG_MAX_FLASH_BANKS * (0 - CFG_FLASH0)) {
101 * Re-do flash protection upon new addresses
103 flash_protect (FLAG_PROTECT_CLEAR,
104 gd->bd->bi_flashstart, 0xffffffff,
105 &flash_info[CFG_MAX_FLASH_BANKS - 1]);
107 /* Monitor protection ON by default */
108 flash_protect (FLAG_PROTECT_SET,
109 CFG_MONITOR_BASE, CFG_MONITOR_BASE + monitor_flash_len - 1,
110 &flash_info[CFG_MAX_FLASH_BANKS - 1]);
112 /* Environment protection ON by default */
113 flash_protect (FLAG_PROTECT_SET,
115 CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1,
116 &flash_info[CFG_MAX_FLASH_BANKS - 1]);
118 /* Redundant environment protection ON by default */
119 flash_protect (FLAG_PROTECT_SET,
121 CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1,
122 &flash_info[CFG_MAX_FLASH_BANKS - 1]);
129 * Initialize Local Bus
131 void local_bus_init (void)
134 volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR);
135 volatile ccsr_local_ecm_t *ecm = (void *)(CFG_MPC85xx_ECM_ADDR);
137 lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */
138 lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */
139 ecm->eedr = 0xffffffff; /* Clear ecm errors */
140 ecm->eeer = 0xffffffff; /* Enable ecm errors */
144 #if defined(CONFIG_PCI)
146 * Initialize PCI Devices, report devices found.
149 #ifndef CONFIG_PCI_PNP
150 static struct pci_config_table pci_mpc85xxads_config_table[] = {
151 {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
152 PCI_IDSEL_NUMBER, PCI_ANY_ID,
153 pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
156 PCI_COMMAND_MASTER}},
162 static struct pci_controller hose = {
163 #ifndef CONFIG_PCI_PNP
164 config_table:pci_mpc85xxads_config_table,
168 #endif /* CONFIG_PCI */
171 void pci_init_board (void)
174 pci_mpc85xx_init (&hose);
175 #endif /* CONFIG_PCI */
178 #ifdef CONFIG_BOARD_EARLY_INIT_R
179 int board_early_init_r (void)
181 #ifdef CONFIG_PS2MULT
182 ps2mult_early_init();
183 #endif /* CONFIG_PS2MULT */
186 #endif /* CONFIG_BOARD_EARLY_INIT_R */