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Diffstat (limited to 'u-boot/board/netstar/netstar.c')
-rw-r--r-- | u-boot/board/netstar/netstar.c | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/u-boot/board/netstar/netstar.c b/u-boot/board/netstar/netstar.c new file mode 100644 index 0000000..df1704b --- /dev/null +++ b/u-boot/board/netstar/netstar.c @@ -0,0 +1,129 @@ +/* + * (C) Copyright 2005 2N TELEKOMUNIKACE, Ladislav Michl + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <netdev.h> +#include <i2c.h> +#include <flash.h> +#include <nand.h> + +#include <asm/io.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_init(void) +{ + /* arch number of NetStar board */ + gd->bd->bi_arch_number = MACH_TYPE_NETSTAR; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x10000100; + + return 0; +} + +int dram_init(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + + /* Take the Ethernet controller out of reset and wait + * for the EEPROM load to complete. */ + *((volatile unsigned short *) GPIO_DATA_OUTPUT_REG) |= 0x80; + udelay(10); /* doesn't work before timer_init call */ + *((volatile unsigned short *) GPIO_DATA_OUTPUT_REG) &= ~0x80; + udelay(500); + + return 0; +} + +int misc_init_r(void) +{ +#if defined(CONFIG_RTC_DS1307) + /* enable trickle charge */ + i2c_reg_write(CONFIG_SYS_I2C_RTC_ADDR, 0x10, 0xaa); +#endif + return 0; +} + +int board_late_init(void) +{ + return 0; +} + +#if defined(CONFIG_CMD_FLASH) +ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t * info) +{ + if (banknum == 0) { /* AM29LV800 boot flash */ + info->portwidth = FLASH_CFI_16BIT; + info->chipwidth = FLASH_CFI_BY16; + info->interface = FLASH_CFI_X16; + return 1; + } + + return 0; +} +#endif + +#if defined(CONFIG_CMD_NAND) +/* + * hardware specific access to control-lines + * + * NAND_NCE: bit 0 - don't care + * NAND_CLE: bit 1 -> bit 1 (0x0002) + * NAND_ALE: bit 2 -> bit 2 (0x0004) + */ +static void netstar_nand_hwcontrol(struct mtd_info *mtd, int cmd, + unsigned int ctrl) +{ + struct nand_chip *chip = mtd->priv; + unsigned long mask; + + if (cmd == NAND_CMD_NONE) + return; + + mask = (ctrl & NAND_CLE) ? 0x02 : 0; + if (ctrl & NAND_ALE) + mask |= 0x04; + writeb(cmd, (unsigned long)chip->IO_ADDR_W | mask); +} + +int board_nand_init(struct nand_chip *nand) +{ + nand->options = NAND_SAMSUNG_LP_OPTIONS; + nand->ecc.mode = NAND_ECC_SOFT; + nand->cmd_ctrl = netstar_nand_hwcontrol; + nand->chip_delay = 400; + return 0; +} +#endif + +#ifdef CONFIG_CMD_NET +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_SMC91111 + rc = smc91111_initialize(0, CONFIG_SMC91111_BASE); +#endif + return rc; +} +#endif |