3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
4 * Marius Groeger <mgroeger@sysgo.de>
7 * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
10 * Texas Instruments, <www.ti.com>
11 * Kshitij Gupta <Kshitij@ti.com>
15 * Philippe Robin, <philippe.robin@arm.com>
17 * See file CREDITS for list of people who contributed to this
20 * This program is free software; you can redistribute it and/or
21 * modify it under the terms of the GNU General Public License as
22 * published by the Free Software Foundation; either version 2 of
23 * the License, or (at your option) any later version.
25 * This program is distributed in the hope that it will be useful,
26 * but WITHOUT ANY WARRANTY; without even the implied warranty of
27 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
28 * GNU General Public License for more details.
30 * You should have received a copy of the GNU General Public License
31 * along with this program; if not, write to the Free Software
32 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
38 DECLARE_GLOBAL_DATA_PTR;
40 void flash__init (void);
41 void ether__init (void);
42 void peripheral_power_enable (void);
44 #if defined(CONFIG_SHOW_BOOT_PROGRESS)
45 void show_boot_progress(int progress)
47 printf("Boot reached stage %d\n", progress);
51 #define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF)
54 * Miscellaneous platform dependent initialisations
59 /* arch number of Integrator Board */
60 gd->bd->bi_arch_number = MACH_TYPE_CINTEGRATOR;
62 /* adress of boot parameters */
63 gd->bd->bi_boot_params = 0x00000100;
67 #ifdef CONFIG_CM_REMAP
68 extern void cm_remap(void);
69 cm_remap(); /* remaps writeable memory to 0x00000000 */
80 int misc_init_r (void)
82 setenv("verify", "n");
86 /******************************
89 ******************************/
90 void flash__init (void)
93 /*************************************************************
95 Description: take the Ethernet controller out of reset and wait
96 for the EEPROM load to complete.
97 *************************************************************/
98 void ether__init (void)
102 /******************************
105 ******************************/
108 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
109 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
111 #ifdef CONFIG_CM_SPD_DETECT
113 extern void dram_query(void);
114 unsigned long cm_reg_sdram;
115 unsigned long sdram_shift;
117 dram_query(); /* Assembler accesses to CM registers */
118 /* Queries the SPD values */
120 /* Obtain the SDRAM size from the CM SDRAM register */
122 cm_reg_sdram = *(volatile ulong *)(CM_BASE + OS_SDRAM);
123 /* Register SDRAM size
125 * 0xXXXXXXbbb000bb 16 MB
126 * 0xXXXXXXbbb001bb 32 MB
127 * 0xXXXXXXbbb010bb 64 MB
128 * 0xXXXXXXbbb011bb 128 MB
129 * 0xXXXXXXbbb100bb 256 MB
132 sdram_shift = ((cm_reg_sdram & 0x0000001C)/4)%4;
133 gd->bd->bi_dram[0].size = 0x01000000 << sdram_shift;
136 #endif /* CM_SPD_DETECT */