diff options
Diffstat (limited to 'include/linux/mtd/samsung_onenand.h')
| -rw-r--r-- | include/linux/mtd/samsung_onenand.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/include/linux/mtd/samsung_onenand.h b/include/linux/mtd/samsung_onenand.h new file mode 100644 index 000000000..9865780d4 --- /dev/null +++ b/include/linux/mtd/samsung_onenand.h @@ -0,0 +1,131 @@ +/* + * Copyright (C) 2005-2009 Samsung Electronics + * Minkyu Kang <mk7.kang@samsung.com> + * Kyungmin Park <kyungmin.park@samsung.com> + * + * 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 + */ + +#ifndef __SAMSUNG_ONENAND_H__ +#define __SAMSUNG_ONENAND_H__ + +/* + * OneNAND Controller + */ + +#ifndef __ASSEMBLY__ +struct samsung_onenand { + unsigned long mem_cfg; /* 0x0000 */ + unsigned char res1[0xc]; + unsigned long burst_len; /* 0x0010 */ + unsigned char res2[0xc]; + unsigned long mem_reset; /* 0x0020 */ + unsigned char res3[0xc]; + unsigned long int_err_stat; /* 0x0030 */ + unsigned char res4[0xc]; + unsigned long int_err_mask; /* 0x0040 */ + unsigned char res5[0xc]; + unsigned long int_err_ack; /* 0x0050 */ + unsigned char res6[0xc]; + unsigned long ecc_err_stat; /* 0x0060 */ + unsigned char res7[0xc]; + unsigned long manufact_id; /* 0x0070 */ + unsigned char res8[0xc]; + unsigned long device_id; /* 0x0080 */ + unsigned char res9[0xc]; + unsigned long data_buf_size; /* 0x0090 */ + unsigned char res10[0xc]; + unsigned long boot_buf_size; /* 0x00A0 */ + unsigned char res11[0xc]; + unsigned long buf_amount; /* 0x00B0 */ + unsigned char res12[0xc]; + unsigned long tech; /* 0x00C0 */ + unsigned char res13[0xc]; + unsigned long fba; /* 0x00D0 */ + unsigned char res14[0xc]; + unsigned long fpa; /* 0x00E0 */ + unsigned char res15[0xc]; + unsigned long fsa; /* 0x00F0 */ + unsigned char res16[0x3c]; + unsigned long sync_mode; /* 0x0130 */ + unsigned char res17[0xc]; + unsigned long trans_spare; /* 0x0140 */ + unsigned char res18[0x3c]; + unsigned long err_page_addr; /* 0x0180 */ + unsigned char res19[0x1c]; + unsigned long int_pin_en; /* 0x01A0 */ + unsigned char res20[0x1c]; + unsigned long acc_clock; /* 0x01C0 */ + unsigned char res21[0x1c]; + unsigned long err_blk_addr; /* 0x01E0 */ + unsigned char res22[0xc]; + unsigned long flash_ver_id; /* 0x01F0 */ + unsigned char res23[0x6c]; + unsigned long watchdog_cnt_low; /* 0x0260 */ + unsigned char res24[0xc]; + unsigned long watchdog_cnt_hi; /* 0x0270 */ + unsigned char res25[0xc]; + unsigned long sync_write; /* 0x0280 */ + unsigned char res26[0x1c]; + unsigned long cold_reset; /* 0x02A0 */ + unsigned char res27[0xc]; + unsigned long ddp_device; /* 0x02B0 */ + unsigned char res28[0xc]; + unsigned long multi_plane; /* 0x02C0 */ + unsigned char res29[0x1c]; + unsigned long trans_mode; /* 0x02E0 */ + unsigned char res30[0x1c]; + unsigned long ecc_err_stat2; /* 0x0300 */ + unsigned char res31[0xc]; + unsigned long ecc_err_stat3; /* 0x0310 */ + unsigned char res32[0xc]; + unsigned long ecc_err_stat4; /* 0x0320 */ + unsigned char res33[0x1c]; + unsigned long dev_page_size; /* 0x0340 */ + unsigned char res34[0x4c]; + unsigned long int_mon_status; /* 0x0390 */ +}; +#endif + +#define ONENAND_MEM_RESET_HOT 0x3 +#define ONENAND_MEM_RESET_COLD 0x2 +#define ONENAND_MEM_RESET_WARM 0x1 + +#define INT_ERR_ALL 0x3fff +#define CACHE_OP_ERR (1 << 13) +#define RST_CMP (1 << 12) +#define RDY_ACT (1 << 11) +#define INT_ACT (1 << 10) +#define UNSUP_CMD (1 << 9) +#define LOCKED_BLK (1 << 8) +#define BLK_RW_CMP (1 << 7) +#define ERS_CMP (1 << 6) +#define PGM_CMP (1 << 5) +#define LOAD_CMP (1 << 4) +#define ERS_FAIL (1 << 3) +#define PGM_FAIL (1 << 2) +#define INT_TO (1 << 1) +#define LD_FAIL_ECC_ERR (1 << 0) + +#define TSRF (1 << 0) + +/* common initialize function */ +extern void s3c_onenand_init(struct mtd_info *); + +#endif |