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 char *s
= getenv("serial#");
50 puts("Board: Socrates");
58 printf ("PCI1: 32 bit, %d MHz (compiled)\n",
59 CONFIG_SYS_CLK_FREQ
/ 1000000);
61 printf ("PCI1: disabled\n");
65 * Initialize local bus.
72 int misc_init_r (void)
74 volatile ccsr_lbc_t
*memctl
= (void *)(CFG_MPC85xx_LBC_ADDR
);
77 * Adjust flash start and offset to detected values
79 gd
->bd
->bi_flashstart
= 0 - gd
->bd
->bi_flashsize
;
80 gd
->bd
->bi_flashoffset
= 0;
83 * Check if boot FLASH isn't max size
85 if (gd
->bd
->bi_flashsize
< (0 - CFG_FLASH0
)) {
86 memctl
->or0
= gd
->bd
->bi_flashstart
| (CFG_OR0_PRELIM
& 0x00007fff);
87 memctl
->br0
= gd
->bd
->bi_flashstart
| (CFG_BR0_PRELIM
& 0x00007fff);
90 * Re-check to get correct base address
92 flash_get_size(gd
->bd
->bi_flashstart
, CFG_MAX_FLASH_BANKS
- 1);
96 * Check if only one FLASH bank is available
98 if (gd
->bd
->bi_flashsize
!= CFG_MAX_FLASH_BANKS
* (0 - CFG_FLASH0
)) {
103 * Re-do flash protection upon new addresses
105 flash_protect (FLAG_PROTECT_CLEAR
,
106 gd
->bd
->bi_flashstart
, 0xffffffff,
107 &flash_info
[CFG_MAX_FLASH_BANKS
- 1]);
109 /* Monitor protection ON by default */
110 flash_protect (FLAG_PROTECT_SET
,
111 CFG_MONITOR_BASE
, CFG_MONITOR_BASE
+ monitor_flash_len
- 1,
112 &flash_info
[CFG_MAX_FLASH_BANKS
- 1]);
114 /* Environment protection ON by default */
115 flash_protect (FLAG_PROTECT_SET
,
117 CFG_ENV_ADDR
+ CFG_ENV_SECT_SIZE
- 1,
118 &flash_info
[CFG_MAX_FLASH_BANKS
- 1]);
120 /* Redundant environment protection ON by default */
121 flash_protect (FLAG_PROTECT_SET
,
123 CFG_ENV_ADDR_REDUND
+ CFG_ENV_SIZE_REDUND
- 1,
124 &flash_info
[CFG_MAX_FLASH_BANKS
- 1]);
131 * Initialize Local Bus
133 void local_bus_init (void)
136 volatile ccsr_lbc_t
*lbc
= (void *)(CFG_MPC85xx_LBC_ADDR
);
137 volatile ccsr_local_ecm_t
*ecm
= (void *)(CFG_MPC85xx_ECM_ADDR
);
139 lbc
->ltesr
= 0xffffffff; /* Clear LBC error interrupts */
140 lbc
->lteir
= 0xffffffff; /* Enable LBC error interrupts */
141 ecm
->eedr
= 0xffffffff; /* Clear ecm errors */
142 ecm
->eeer
= 0xffffffff; /* Enable ecm errors */
146 #if defined(CONFIG_PCI)
148 * Initialize PCI Devices, report devices found.
151 #ifndef CONFIG_PCI_PNP
152 static struct pci_config_table pci_mpc85xxads_config_table
[] = {
153 {PCI_ANY_ID
, PCI_ANY_ID
, PCI_ANY_ID
, PCI_ANY_ID
,
154 PCI_IDSEL_NUMBER
, PCI_ANY_ID
,
155 pci_cfgfunc_config_device
, {PCI_ENET0_IOADDR
,
158 PCI_COMMAND_MASTER
}},
164 static struct pci_controller hose
= {
165 #ifndef CONFIG_PCI_PNP
166 config_table
:pci_mpc85xxads_config_table
,
170 #endif /* CONFIG_PCI */
173 void pci_init_board (void)
176 pci_mpc85xx_init (&hose
);
177 #endif /* CONFIG_PCI */
180 #ifdef CONFIG_BOARD_EARLY_INIT_R
181 int board_early_init_r (void)
183 #ifdef CONFIG_PS2MULT
184 ps2mult_early_init();
185 #endif /* CONFIG_PS2MULT */
188 #endif /* CONFIG_BOARD_EARLY_INIT_R */
190 #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
192 ft_board_setup(void *blob
, bd_t
*bd
)
197 ft_cpu_setup(blob
, bd
);
199 /* Fixup NOR mapping */
200 val
[0] = 0; /* chip select number */
201 val
[1] = 0; /* always 0 */
202 val
[2] = gd
->bd
->bi_flashstart
;
203 val
[3] = gd
->bd
->bi_flashsize
;
205 rc
= fdt_find_and_setprop(blob
, "/localbus", "ranges",
206 val
, sizeof(val
), 1);
208 printf("Unable to update property NOR mapping, err=%s\n",
211 #endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */