| Sandeep Paulraj | 46042ef | 2009-08-15 11:20:58 -0400 | [diff] [blame^] | 1 | /* |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License |
| 14 | * along with this program; if not, write to the Free Software |
| 15 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 16 | */ |
| 17 | |
| 18 | #include <common.h> |
| 19 | #include <nand.h> |
| 20 | #include <linux/io.h> |
| 21 | #include <asm/arch/hardware.h> |
| 22 | #include <asm/arch/emif_defs.h> |
| 23 | #include <asm/arch/nand_defs.h> |
| 24 | #include "../common/misc.h" |
| 25 | |
| 26 | DECLARE_GLOBAL_DATA_PTR; |
| 27 | |
| 28 | int board_init(void) |
| 29 | { |
| 30 | gd->bd->bi_arch_number = MACH_TYPE_DAVINCI_DM365_EVM; |
| 31 | gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; |
| 32 | |
| 33 | return 0; |
| 34 | } |
| 35 | |
| 36 | #ifdef CONFIG_NAND_DAVINCI |
| 37 | static void nand_dm365evm_select_chip(struct mtd_info *mtd, int chip) |
| 38 | { |
| 39 | struct nand_chip *this = mtd->priv; |
| 40 | u32 wbase = (u32) this->IO_ADDR_W; |
| 41 | u32 rbase = (u32) this->IO_ADDR_R; |
| 42 | |
| 43 | if (chip == 1) { |
| 44 | __set_bit(14, &wbase); |
| 45 | __set_bit(14, &rbase); |
| 46 | } else { |
| 47 | __clear_bit(14, &wbase); |
| 48 | __clear_bit(14, &rbase); |
| 49 | } |
| 50 | this->IO_ADDR_W = (void *)wbase; |
| 51 | this->IO_ADDR_R = (void *)rbase; |
| 52 | } |
| 53 | |
| 54 | int board_nand_init(struct nand_chip *nand) |
| 55 | { |
| 56 | davinci_nand_init(nand); |
| 57 | nand->select_chip = nand_dm365evm_select_chip; |
| 58 | return 0; |
| 59 | } |
| 60 | #endif |