1 /* 2 * Copyright (C) 2007 - 2010 3 * Nobuhiro Iwamatsu <iwamatsu@nigauri.org> 4 * (C) Copyright 2000-2003 5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 6 * Copyright (C) 2004-2007 Freescale Semiconductor, Inc. 7 * 8 * board/shmin/shmin.c 9 * 10 * This program is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License as 12 * published by the Free Software Foundation; either version 2 of 13 * the License, or (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 23 * MA 02111-1307 USA 24 * 25 * Copy board_flash_get_legacy() from board/freescale/m54455evb/m54455evb.c 26 */ 27 28 #include <common.h> 29 #include <asm/io.h> 30 #include <asm/processor.h> 31 32 int checkboard(void) 33 { 34 puts("BOARD: T-SH7706LAN "); 35 if(readb(0xb0008006) == 0xab) 36 puts("v2\n"); 37 else 38 puts("v1\n"); 39 return 0; 40 } 41 42 int board_init(void) 43 { 44 writew(0x2980, BCR2); 45 return 0; 46 } 47 48 int dram_init(void) 49 { 50 DECLARE_GLOBAL_DATA_PTR; 51 52 gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; 53 gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE; 54 printf("DRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024)); 55 return 0; 56 } 57 58 void led_set_state(unsigned short value) 59 { 60 61 } 62 63 #if defined(CONFIG_FLASH_CFI_LEGACY) 64 #include <flash.h> 65 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) 66 { 67 int sect[] = CONFIG_SYS_ATMEL_SECT; 68 int sectsz[] = CONFIG_SYS_ATMEL_SECTSZ; 69 int i, j, k; 70 71 if (base != CONFIG_SYS_ATMEL_BASE) 72 return 0; 73 74 info->flash_id = 0x01000000; 75 info->portwidth = 1; 76 info->chipwidth = 1; 77 info->buffer_size = 1; 78 info->erase_blk_tout = 16384; 79 info->write_tout = 2; 80 info->buffer_write_tout = 5; 81 info->vendor = 0xFFF0; /* CFI_CMDSET_AMD_LEGACY */ 82 info->cmd_reset = 0x00F0; 83 info->interface = FLASH_CFI_X8; 84 info->legacy_unlock = 0; 85 info->manufacturer_id = (u16) ATM_MANUFACT; 86 info->device_id = ATM_ID_LV040; 87 info->device_id2 = 0; 88 info->ext_addr = 0; 89 info->cfi_version = 0x3133; 90 info->cfi_offset = 0x0000; 91 info->addr_unlock1 = 0x00000555; 92 info->addr_unlock2 = 0x000002AA; 93 info->name = "CFI conformant"; 94 info->size = 0; 95 info->sector_count = CONFIG_SYS_ATMEL_TOTALSECT; 96 info->start[0] = base; 97 98 for (k = 0, i = 0; i < CONFIG_SYS_ATMEL_REGION; i++) { 99 info->size += sect[i] * sectsz[i]; 100 for (j = 0; j < sect[i]; j++, k++) { 101 info->start[k + 1] = info->start[k] + sectsz[i]; 102 info->protect[k] = 0; 103 } 104 } 105 106 return 1; 107 } 108 #endif /* CONFIG_FLASH_CFI_LEGACY */ 109