| /* linux/include/asm-blackfin/nand.h |
| * |
| * Copyright (c) 2007 Analog Devices, Inc. |
| * Bryan Wu <bryan.wu@analog.com> |
| * |
| * BF5XX - NAND flash controller platfrom_device info |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| /* struct bf5xx_nand_platform |
| * |
| * define a interface between platfrom board specific code and |
| * bf54x NFC driver. |
| * |
| * nr_partitions = number of partitions pointed to be partitoons (or zero) |
| * partitions = mtd partition list |
| */ |
| |
| #define NFC_PG_SIZE_256 0 |
| #define NFC_PG_SIZE_512 1 |
| #define NFC_PG_SIZE_OFFSET 9 |
| |
| #define NFC_NWIDTH_8 0 |
| #define NFC_NWIDTH_16 1 |
| #define NFC_NWIDTH_OFFSET 8 |
| |
| #define NFC_RDDLY_OFFSET 4 |
| #define NFC_WRDLY_OFFSET 0 |
| |
| #define NFC_STAT_NBUSY 1 |
| |
| struct bf5xx_nand_platform { |
| /* NAND chip information */ |
| unsigned short page_size; |
| unsigned short data_width; |
| |
| /* RD/WR strobe delay timing information, all times in SCLK cycles */ |
| unsigned short rd_dly; |
| unsigned short wr_dly; |
| |
| /* NAND MTD partition information */ |
| int nr_partitions; |
| struct mtd_partition *partitions; |
| }; |