2 * Copyright (C) 2007,2008
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 extern int cpu_init(void);
36 extern int board_init(void);
37 extern int dram_init(void);
38 extern int timer_init(void);
40 const char version_string[] = U_BOOT_VERSION" ("U_BOOT_DATE" - "U_BOOT_TIME")";
42 unsigned long monitor_flash_len = CONFIG_SYS_MONITOR_LEN;
44 static int sh_flash_init(void)
46 DECLARE_GLOBAL_DATA_PTR;
48 gd->bd->bi_flashsize = flash_init();
49 printf("FLASH: %ldMB\n", gd->bd->bi_flashsize / (1024*1024));
54 #if defined(CONFIG_CMD_NAND)
56 # define INIT_FUNC_NAND_INIT nand_init,
58 # define INIT_FUNC_NAND_INIT
59 #endif /* CONFIG_CMD_NAND */
61 #if defined(CONFIG_WATCHDOG)
62 extern int watchdog_init(void);
63 extern int watchdog_disable(void);
64 # define INIT_FUNC_WATCHDOG_INIT watchdog_init,
65 # define WATCHDOG_DISABLE watchdog_disable
67 # define INIT_FUNC_WATCHDOG_INIT
68 # define WATCHDOG_DISABLE
69 #endif /* CONFIG_WATCHDOG */
71 #if defined(CONFIG_CMD_IDE)
73 # define INIT_FUNC_IDE_INIT ide_init,
75 # define INIT_FUNC_IDE_INIT
76 #endif /* CONFIG_CMD_IDE */
78 #if defined(CONFIG_PCI)
80 static int sh_pci_init(void)
85 # define INIT_FUNC_PCI_INIT sh_pci_init,
87 # define INIT_FUNC_PCI_INIT
88 #endif /* CONFIG_PCI */
90 static int sh_mem_env_init(void)
92 mem_malloc_init(TEXT_BASE - CONFIG_SYS_GBL_DATA_SIZE -
93 CONFIG_SYS_MALLOC_LEN, CONFIG_SYS_MALLOC_LEN - 16);
99 #if defined(CONFIG_CMD_NET)
100 static int sh_net_init(void)
102 DECLARE_GLOBAL_DATA_PTR;
103 gd->bd->bi_ip_addr = getenv_IPaddr("ipaddr");
108 typedef int (init_fnc_t) (void);
110 init_fnc_t *init_sequence[] =
112 cpu_init, /* basic cpu dependent setup */
113 board_init, /* basic board dependent setup */
114 interrupt_init, /* set up exceptions */
115 env_init, /* event init */
116 serial_init, /* SCIF init */
117 INIT_FUNC_WATCHDOG_INIT /* watchdog init */
121 checkboard, /* Check support board */
122 dram_init, /* SDRAM init */
123 timer_init, /* SuperH Timer (TCNT0 only) init */
125 sh_flash_init, /* Flash memory(NOR) init*/
126 INIT_FUNC_NAND_INIT/* Flash memory (NAND) init */
127 INIT_FUNC_PCI_INIT /* PCI init */
131 #ifdef BOARD_LATE_INIT
134 #if defined(CONFIG_CMD_NET)
135 sh_net_init, /* SH specific eth init */
137 NULL /* Terminate this list */
140 void sh_generic_init(void)
142 DECLARE_GLOBAL_DATA_PTR;
145 init_fnc_t **init_fnc_ptr;
147 memset(gd, 0, CONFIG_SYS_GBL_DATA_SIZE);
149 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
151 gd->bd = (bd_t *)(gd + 1); /* At end of global data */
152 gd->baudrate = CONFIG_BAUDRATE;
154 gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
157 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
158 bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
159 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
160 #if defined(CONFIG_SYS_SRAM_BASE) && defined(CONFIG_SYS_SRAM_SIZE)
161 bd->bi_sramstart = CONFIG_SYS_SRAM_BASE;
162 bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE;
164 bd->bi_baudrate = CONFIG_BAUDRATE;
166 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
168 if ((*init_fnc_ptr) () != 0)
172 #ifdef CONFIG_WATCHDOG
173 /* disable watchdog if environment is set */
175 char *s = getenv("watchdog");
177 if (strncmp(s, "off", 3) == 0)
180 #endif /* CONFIG_WATCHDOG*/
183 #ifdef CONFIG_BITBANGMII
186 #if defined(CONFIG_CMD_NET)
190 eth_initialize(gd->bd);
192 s = getenv("bootfile");
194 copy_filename(BootFile, s, sizeof(BootFile));
196 #endif /* CONFIG_CMD_NET */
204 /***********************************************************************/
208 puts("Board ERROR\n");