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 #include <fdt_support.h>
39 DECLARE_GLOBAL_DATA_PTR;
41 extern flash_info_t flash_info[]; /* FLASH chips info */
43 void local_bus_init (void);
44 ulong flash_get_size (ulong base, int banknum);
48 volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
51 char *s = getenv("serial#");
53 puts("Board: Socrates");
61 if (gur->porpllsr & (1<<15)) {
63 f = CONFIG_SYS_CLK_FREQ;
66 f = CONFIG_PCI_CLK_FREQ;
68 printf ("PCI1: 32 bit, %d MHz (%s)\n", f/1000000, src);
70 printf ("PCI1: disabled\n");
74 * Initialize local bus.
81 int misc_init_r (void)
83 volatile ccsr_lbc_t *memctl = (void *)(CFG_MPC85xx_LBC_ADDR);
86 * Adjust flash start and offset to detected values
88 gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
89 gd->bd->bi_flashoffset = 0;
92 * Check if boot FLASH isn't max size
94 if (gd->bd->bi_flashsize < (0 - CFG_FLASH0)) {
95 memctl->or0 = gd->bd->bi_flashstart | (CFG_OR0_PRELIM & 0x00007fff);
96 memctl->br0 = gd->bd->bi_flashstart | (CFG_BR0_PRELIM & 0x00007fff);
99 * Re-check to get correct base address
101 flash_get_size(gd->bd->bi_flashstart, CFG_MAX_FLASH_BANKS - 1);
105 * Check if only one FLASH bank is available
107 if (gd->bd->bi_flashsize != CFG_MAX_FLASH_BANKS * (0 - CFG_FLASH0)) {
112 * Re-do flash protection upon new addresses
114 flash_protect (FLAG_PROTECT_CLEAR,
115 gd->bd->bi_flashstart, 0xffffffff,
116 &flash_info[CFG_MAX_FLASH_BANKS - 1]);
118 /* Monitor protection ON by default */
119 flash_protect (FLAG_PROTECT_SET,
120 CFG_MONITOR_BASE, CFG_MONITOR_BASE + monitor_flash_len - 1,
121 &flash_info[CFG_MAX_FLASH_BANKS - 1]);
123 /* Environment protection ON by default */
124 flash_protect (FLAG_PROTECT_SET,
126 CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1,
127 &flash_info[CFG_MAX_FLASH_BANKS - 1]);
129 /* Redundant environment protection ON by default */
130 flash_protect (FLAG_PROTECT_SET,
132 CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1,
133 &flash_info[CFG_MAX_FLASH_BANKS - 1]);
140 * Initialize Local Bus
142 void local_bus_init (void)
145 volatile ccsr_lbc_t *lbc = (void *)(CFG_MPC85xx_LBC_ADDR);
146 volatile ccsr_local_ecm_t *ecm = (void *)(CFG_MPC85xx_ECM_ADDR);
148 lbc->ltesr = 0xffffffff; /* Clear LBC error interrupts */
149 lbc->lteir = 0xffffffff; /* Enable LBC error interrupts */
150 ecm->eedr = 0xffffffff; /* Clear ecm errors */
151 ecm->eeer = 0xffffffff; /* Enable ecm errors */
155 #if defined(CONFIG_PCI)
157 * Initialize PCI Devices, report devices found.
160 #ifndef CONFIG_PCI_PNP
161 static struct pci_config_table pci_mpc85xxads_config_table[] = {
162 {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
163 PCI_IDSEL_NUMBER, PCI_ANY_ID,
164 pci_cfgfunc_config_device, {PCI_ENET0_IOADDR,
167 PCI_COMMAND_MASTER}},
173 static struct pci_controller hose = {
174 #ifndef CONFIG_PCI_PNP
175 config_table:pci_mpc85xxads_config_table,
179 #endif /* CONFIG_PCI */
182 void pci_init_board (void)
185 pci_mpc85xx_init (&hose);
186 #endif /* CONFIG_PCI */
189 #ifdef CONFIG_BOARD_EARLY_INIT_R
190 int board_early_init_r (void)
192 #ifdef CONFIG_PS2MULT
193 ps2mult_early_init();
194 #endif /* CONFIG_PS2MULT */
197 #endif /* CONFIG_BOARD_EARLY_INIT_R */
199 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
201 ft_board_setup(void *blob, bd_t *bd)
206 ft_cpu_setup(blob, bd);
208 /* Fixup NOR mapping */
209 val[0] = 0; /* chip select number */
210 val[1] = 0; /* always 0 */
211 val[2] = gd->bd->bi_flashstart;
212 val[3] = gd->bd->bi_flashsize;
214 rc = fdt_find_and_setprop(blob, "/localbus", "ranges",
215 val, sizeof(val), 1);
217 printf("Unable to update property NOR mapping, err=%s\n",
220 #endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */