1 /* 2 * (C) Copyright 2009 3 * Ryan Chen, ST Micoelectronics, ryan.chen@st.com. 4 * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com. 5 * 6 * See file CREDITS for list of people who contributed to this 7 * project. 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of 12 * the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 22 * MA 02111-1307 USA 23 */ 24 25 #include <common.h> 26 #include <nand.h> 27 #include <asm/io.h> 28 #include <asm/arch/hardware.h> 29 #include <asm/arch/spr_defs.h> 30 #include <asm/arch/spr_misc.h> 31 #include <asm/arch/spr_nand.h> 32 33 int board_init(void) 34 { 35 return spear_board_init(MACH_TYPE_SPEAR300); 36 } 37 38 /* 39 * board_nand_init - Board specific NAND initialization 40 * @nand: mtd private chip structure 41 * 42 * Called by nand_init_chip to initialize the board specific functions 43 */ 44 45 int board_nand_init(struct nand_chip *nand) 46 { 47 struct misc_regs *const misc_regs_p = 48 (struct misc_regs *)CONFIG_SPEAR_MISCBASE; 49 50 if (((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) == 51 MISC_SOCCFG30) || 52 ((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) == 53 MISC_SOCCFG31)) { 54 55 return spear_nand_init(nand); 56 } 57 58 return -1; 59 } 60