2 * Copyright (C) 2007, 2008, 2010
3 * Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of
8 * the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
24 #include <stdio_dev.h>
25 #include <timestamp.h>
29 #include <environment.h>
31 #ifdef CONFIG_BITBANGMII
35 DECLARE_GLOBAL_DATA_PTR;
37 extern int cpu_init(void);
38 extern int board_init(void);
39 extern int dram_init(void);
40 extern int timer_init(void);
42 const char version_string[] = U_BOOT_VERSION" ("U_BOOT_DATE" - "U_BOOT_TIME")";
44 unsigned long monitor_flash_len = CONFIG_SYS_MONITOR_LEN;
46 static int sh_flash_init(void)
48 gd->bd->bi_flashsize = flash_init();
50 if (gd->bd->bi_flashsize >= (1024 * 1024))
51 printf("FLASH: %ldMB\n", gd->bd->bi_flashsize / (1024*1024));
53 printf("FLASH: %ldKB\n", gd->bd->bi_flashsize / 1024);
58 #if defined(CONFIG_CMD_NAND)
60 # define INIT_FUNC_NAND_INIT nand_init,
62 # define INIT_FUNC_NAND_INIT
63 #endif /* CONFIG_CMD_NAND */
65 #if defined(CONFIG_WATCHDOG)
66 extern int watchdog_init(void);
67 extern int watchdog_disable(void);
68 # define INIT_FUNC_WATCHDOG_INIT watchdog_init,
69 # define WATCHDOG_DISABLE watchdog_disable
71 # define INIT_FUNC_WATCHDOG_INIT
72 # define WATCHDOG_DISABLE
73 #endif /* CONFIG_WATCHDOG */
75 #if defined(CONFIG_CMD_IDE)
77 # define INIT_FUNC_IDE_INIT ide_init,
79 # define INIT_FUNC_IDE_INIT
80 #endif /* CONFIG_CMD_IDE */
82 #if defined(CONFIG_PCI)
84 static int sh_pci_init(void)
89 # define INIT_FUNC_PCI_INIT sh_pci_init,
91 # define INIT_FUNC_PCI_INIT
92 #endif /* CONFIG_PCI */
94 static int sh_mem_env_init(void)
96 mem_malloc_init(CONFIG_SYS_TEXT_BASE - GENERATED_GBL_DATA_SIZE -
97 CONFIG_SYS_MALLOC_LEN, CONFIG_SYS_MALLOC_LEN - 16);
103 #if defined(CONFIG_CMD_NET)
104 static int sh_net_init(void)
106 gd->bd->bi_ip_addr = getenv_IPaddr("ipaddr");
111 typedef int (init_fnc_t) (void);
113 init_fnc_t *init_sequence[] =
115 cpu_init, /* basic cpu dependent setup */
116 board_init, /* basic board dependent setup */
117 interrupt_init, /* set up exceptions */
118 env_init, /* event init */
119 serial_init, /* SCIF init */
120 INIT_FUNC_WATCHDOG_INIT /* watchdog init */
124 checkboard, /* Check support board */
125 dram_init, /* SDRAM init */
126 timer_init, /* SuperH Timer (TCNT0 only) init */
128 sh_flash_init, /* Flash memory(NOR) init*/
129 INIT_FUNC_NAND_INIT/* Flash memory (NAND) init */
130 INIT_FUNC_PCI_INIT /* PCI init */
134 #ifdef BOARD_LATE_INIT
137 #if defined(CONFIG_CMD_NET)
138 sh_net_init, /* SH specific eth init */
140 NULL /* Terminate this list */
143 void sh_generic_init(void)
146 init_fnc_t **init_fnc_ptr;
148 memset(gd, 0, GENERATED_GBL_DATA_SIZE);
150 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
152 gd->bd = (bd_t *)(gd + 1); /* At end of global data */
153 gd->baudrate = CONFIG_BAUDRATE;
155 gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
158 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
159 bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
160 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
161 #if defined(CONFIG_SYS_SRAM_BASE) && defined(CONFIG_SYS_SRAM_SIZE)
162 bd->bi_sramstart = CONFIG_SYS_SRAM_BASE;
163 bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE;
165 bd->bi_baudrate = CONFIG_BAUDRATE;
167 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
169 if ((*init_fnc_ptr) () != 0)
173 #ifdef CONFIG_WATCHDOG
174 /* disable watchdog if environment is set */
176 char *s = getenv("watchdog");
178 if (strncmp(s, "off", 3) == 0)
181 #endif /* CONFIG_WATCHDOG*/
184 #ifdef CONFIG_BITBANGMII
187 #if defined(CONFIG_CMD_NET)
191 eth_initialize(gd->bd);
193 s = getenv("bootfile");
195 copy_filename(BootFile, s, sizeof(BootFile));
197 #endif /* CONFIG_CMD_NET */
205 /***********************************************************************/
209 puts("Board ERROR\n");