2 * Copyright © 2010 Keith Packard <keithp@keithp.com>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
19 /* Defines for the Atmel AT45DB161D 16Mbit SPI Bus DataFlash® */
21 #ifndef _AT45DB161D_H_
22 #define _AT45DB161D_H_
25 * We reserve the last block on the device for
26 * configuration space. Writes and reads in this
31 #define FLASH_READ 0x03
32 #define FLASH_WRITE 0x82
33 #define FLASH_PAGE_ERASE 0x81
34 #define FLASH_READ_STATUS 0xd7
35 #define FLASH_SET_CONFIG 0x3d
37 #define FLASH_SET_512_BYTE_0 0x2a
38 #define FLASH_SET_512_BYTE_1 0x80
39 #define FLASH_SET_512_BYTE_2 0xa6
41 #define FLASH_STATUS_RDY (1 << 7)
42 #define FLASH_STATUS_COMP (1 << 6)
43 #define FLASH_STATUS_PROTECT (1 << 1)
44 #define FLASH_STATUS_PAGESIZE_512 (1 << 0)
46 #endif /* _AT45DB161D_H_ */