2 * (C) Copyright 2005 2N TELEKOMUNIKACE, Ladislav Michl
4 * See file CREDITS for list of people who contributed to this
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 DECLARE_GLOBAL_DATA_PTR;
34 /* arch number of NetStar board */
35 gd->bd->bi_arch_number = MACH_TYPE_NETSTAR;
37 /* adress of boot parameters */
38 gd->bd->bi_boot_params = 0x10000100;
45 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
46 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
48 /* Take the Ethernet controller out of reset and wait
49 * for the EEPROM load to complete. */
50 *((volatile unsigned short *) GPIO_DATA_OUTPUT_REG) |= 0x80;
51 udelay(10); /* doesn't work before timer_init call */
52 *((volatile unsigned short *) GPIO_DATA_OUTPUT_REG) &= ~0x80;
60 #if defined(CONFIG_RTC_DS1307)
61 /* enable trickle charge */
62 i2c_reg_write(CONFIG_SYS_I2C_RTC_ADDR, 0x10, 0xaa);
67 int board_late_init(void)
72 #if defined(CONFIG_CMD_FLASH)
73 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t * info)
75 if (banknum == 0) { /* AM29LV800 boot flash */
76 info->portwidth = FLASH_CFI_16BIT;
77 info->chipwidth = FLASH_CFI_BY16;
78 info->interface = FLASH_CFI_X16;
86 #if defined(CONFIG_CMD_NAND)
88 * hardware specific access to control-lines
90 * NAND_NCE: bit 0 - don't care
91 * NAND_CLE: bit 1 -> bit 1 (0x0002)
92 * NAND_ALE: bit 2 -> bit 2 (0x0004)
94 static void netstar_nand_hwcontrol(struct mtd_info *mtd, int cmd,
97 struct nand_chip *chip = mtd->priv;
100 if (cmd == NAND_CMD_NONE)
103 mask = (ctrl & NAND_CLE) ? 0x02 : 0;
106 writeb(cmd, (unsigned long)chip->IO_ADDR_W | mask);
109 int board_nand_init(struct nand_chip *nand)
111 nand->options = NAND_SAMSUNG_LP_OPTIONS;
112 nand->ecc.mode = NAND_ECC_SOFT;
113 nand->cmd_ctrl = netstar_nand_hwcontrol;
114 nand->chip_delay = 400;