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,
40 DECLARE_GLOBAL_DATA_PTR;
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 #ifdef CONFIG_ARCH_CINTEGRATOR
61 gd->bd->bi_arch_number = MACH_TYPE_CINTEGRATOR;
63 gd->bd->bi_arch_number = MACH_TYPE_INTEGRATOR;
66 /* adress of boot parameters */
67 gd->bd->bi_boot_params = 0x00000100;
71 #ifdef CONFIG_CM_REMAP
72 extern void cm_remap(void);
73 cm_remap(); /* remaps writeable memory to 0x00000000 */
81 int misc_init_r (void)
86 setenv("verify", "n");
91 * The Integrator remaps the Flash memory to 0x00000000 and executes U-Boot
92 * from there, which means we cannot test the RAM underneath the ROM at this
93 * point. It will be unmapped later on, when we are executing from the
94 * relocated in RAM U-Boot. We simply assume that this RAM is usable if the
95 * RAM on higher addresses works fine.
97 #define REMAPPED_FLASH_SZ 0x40000
101 gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
102 #ifdef CONFIG_CM_SPD_DETECT
104 extern void dram_query(void);
108 dram_query(); /* Assembler accesses to CM registers */
109 /* Queries the SPD values */
111 /* Obtain the SDRAM size from the CM SDRAM register */
113 cm_reg_sdram = readl(CM_BASE + OS_SDRAM);
114 /* Register SDRAM size
116 * 0xXXXXXXbbb000bb 16 MB
117 * 0xXXXXXXbbb001bb 32 MB
118 * 0xXXXXXXbbb010bb 64 MB
119 * 0xXXXXXXbbb011bb 128 MB
120 * 0xXXXXXXbbb100bb 256 MB
123 sdram_shift = ((cm_reg_sdram & 0x0000001C)/4)%4;
124 gd->ram_size = get_ram_size((long *) CONFIG_SYS_SDRAM_BASE +
126 0x01000000 << sdram_shift);
129 gd->ram_size = get_ram_size((long *) CONFIG_SYS_SDRAM_BASE +
132 #endif /* CM_SPD_DETECT */
133 /* We only have one bank of RAM, set it to whatever was detected */
134 gd->bd->bi_dram[0].size = gd->ram_size;
139 #ifdef CONFIG_CMD_NET
140 int board_eth_init(bd_t *bis)
143 #ifdef CONFIG_SMC91111
144 rc = smc91111_initialize(0, CONFIG_SMC91111_BASE);
146 rc += pci_eth_init(bis);